Merge branch 'raysan5:master' into master

This commit is contained in:
Jason Mao 2025-11-28 14:09:48 -05:00 committed by GitHub
commit fe93749a88
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181 changed files with 26073 additions and 4284 deletions

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@ -22,7 +22,7 @@ jobs:
- name: Diff parse files
id: diff
run: |
git add -N tools/rlparser
git add -N tools/rlparser/output
git diff --name-only --exit-code
continue-on-error: true
@ -32,6 +32,6 @@ jobs:
set -x
git config user.name "github-actions[bot]"
git config user.email "41898282+github-actions[bot]@users.noreply.github.com"
git add tools/rlparser
git add tools/rlparser/output
git commit -m "rlparser: update raylib_api.* by CI"
git push

8
.gitignore vendored
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@ -62,10 +62,15 @@ packages/
emsdk
# Ignore wasm data in examples/
examples/**/*
!examples/**/*.*
!examples/**/*/
examples/**/*.exe
examples/**/*.wasm
examples/**/*.data
examples/**/*.js
examples/**/*.html
examples/**/logs/*
# Ignore files build by xcode
*.mode*v*
@ -115,7 +120,8 @@ build-*/
docgen_tmp/
# Tools stuff
tools/parser/raylib_parser
tools/parser/rlparser.exe
tools/parser/rlparser
tools/rexm/rexm.exe
tools/rexm/rexm

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@ -29,8 +29,10 @@ Some people ported raylib to other languages in the form of bindings or wrappers
| [dray](https://github.com/redthing1/dray) | **5.0** | [D](https://dlang.org) | Apache-2.0 |
| [raylib-d](https://github.com/schveiguy/raylib-d) | **5.5** | [D](https://dlang.org) | Zlib |
| [rayex](https://github.com/shiryel/rayex) | 3.7 | [elixir](https://elixir-lang.org) | Apache-2.0 |
| [raylib-elle](https://github.com/acquitelol/elle/blob/rewrite/std/raylib.le) | **5.5** | [Elle](https://github.com/acquitelol/elle) | GPL-3.0 |
| [raylib-factor](https://github.com/factor/factor/blob/master/extra/raylib/raylib.factor) | 4.5 | [Factor](https://factorcode.org) | BSD |
| [raylib-freebasic](https://github.com/WIITD/raylib-freebasic) | **5.0** | [FreeBASIC](https://www.freebasic.net) | MIT |
| [raylib.f](https://github.com/cthulhuology/raylib.f) | **5.5** | [Forth](https://forth.com) | Zlib |
| [fortran-raylib](https://github.com/interkosmos/fortran-raylib) | **5.5** | [Fortran](https://fortran-lang.org) | ISC |
| [raylib-go](https://github.com/gen2brain/raylib-go) | **5.5** | [Go](https://golang.org) | Zlib |
| [raylib-guile](https://github.com/petelliott/raylib-guile) | **auto** | [Guile](https://www.gnu.org/software/guile) | Zlib |

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@ -41,6 +41,7 @@ while (!WindowShouldClose())
}
// Always use accumulators as `x++` instead of `++x`
for (int i = 0; i < NUM_VALUES; i++) printf("%i", i);
// Be careful with the switch formatting!

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@ -77,7 +77,7 @@ RAYLIB_SRC_PATH ?= ../src
# Locations of raylib.h and libraylib.a/libraylib.so
# NOTE: Those variables are only used for PLATFORM_OS: LINUX, BSD
DESTDIR ?= /usr/local
DESTDIR ?= /usr/local
RAYLIB_INCLUDE_PATH ?= $(DESTDIR)/include
RAYLIB_LIB_PATH ?= $(DESTDIR)/lib
@ -231,7 +231,7 @@ endif
# -Wno-missing-braces ignore invalid warning (GCC bug 53119)
# -Wno-unused-value ignore unused return values of some functions (i.e. fread())
# -D_DEFAULT_SOURCE use with -std=c99 on Linux and PLATFORM_WEB, required for timespec
CFLAGS = -Wall -std=c99 -D_DEFAULT_SOURCE -Wno-missing-braces -Wunused-result
CFLAGS = -Wall -std=c99 -D_DEFAULT_SOURCE -Wno-missing-braces -Wno-unused-result
ifeq ($(BUILD_MODE),DEBUG)
CFLAGS += -g -D_DEBUG
@ -486,7 +486,19 @@ endif
ifeq ($(TARGET_PLATFORM),PLATFORM_DRM)
# Libraries for DRM compiling
# NOTE: Required packages: libasound2-dev (ALSA)
LDLIBS = -lraylib -lGLESv2 -lEGL -lpthread -lrt -lm -lgbm -ldrm -ldl -latomic
LDLIBS = -lraylib -lGLESv2 -lEGL -ldrm -lgbm -lpthread -lrt -lm -ldl -latomic
# TODO: Examples compilation does not define GRAPHICS, is it required?
#ifeq ($(GRAPHICS),GRAPHICS_API_OPENGL_ES2)
# LDLIBS += -lGLESv2 -lEGL
#endif
endif
ifeq ($(TARGET_PLATFORM),PLATFORM_DESKTOP_WIN32)
# Libraries for Windows desktop compilation
LDFLAGS += -L..\src
LDLIBS = -lraylib -lgdi32 -lwinmm -lshcore
ifneq ($(GRAPHICS),GRAPHICS_API_OPENGL_11_SOFTWARE)
LDLIBS += -lopengl32
endif
endif
ifeq ($(TARGET_PLATFORM),$(filter $(TARGET_PLATFORM),PLATFORM_WEB PLATFORM_WEB_RGFW))
# Libraries for web (HTML5) compiling
@ -513,6 +525,7 @@ CORE = \
core/core_basic_screen_manager \
core/core_basic_window \
core/core_clipboard_text \
core/core_compute_hash \
core/core_custom_frame_control \
core/core_custom_logging \
core/core_delta_time \
@ -539,6 +552,7 @@ CORE = \
core/core_storage_values \
core/core_text_file_loading \
core/core_undo_redo \
core/core_viewport_scaling \
core/core_vr_simulator \
core/core_window_flags \
core/core_window_letterbox \
@ -562,14 +576,19 @@ SHAPES = \
shapes/shapes_following_eyes \
shapes/shapes_kaleidoscope \
shapes/shapes_lines_bezier \
shapes/shapes_lines_drawing \
shapes/shapes_logo_raylib \
shapes/shapes_logo_raylib_anim \
shapes/shapes_math_angle_rotation \
shapes/shapes_math_sine_cosine \
shapes/shapes_mouse_trail \
shapes/shapes_pie_chart \
shapes/shapes_rectangle_advanced \
shapes/shapes_rectangle_scaling \
shapes/shapes_recursive_tree \
shapes/shapes_ring_drawing \
shapes/shapes_rlgl_color_wheel \
shapes/shapes_rlgl_triangle \
shapes/shapes_rounded_rectangle_drawing \
shapes/shapes_simple_particles \
shapes/shapes_splines_drawing \
@ -598,9 +617,11 @@ TEXTURES = \
textures/textures_particles_blending \
textures/textures_polygon_drawing \
textures/textures_raw_data \
textures/textures_screen_buffer \
textures/textures_sprite_animation \
textures/textures_sprite_button \
textures/textures_sprite_explosion \
textures/textures_sprite_stacking \
textures/textures_srcrec_dstrec \
textures/textures_textured_curve \
textures/textures_tiled_drawing \
@ -631,6 +652,8 @@ MODELS = \
models/models_bone_socket \
models/models_box_collisions \
models/models_cubicmap_rendering \
models/models_decals \
models/models_directional_billboard \
models/models_first_person_maze \
models/models_geometric_shapes \
models/models_heightmap_rendering \
@ -654,6 +677,7 @@ SHADERS = \
shaders/shaders_ascii_rendering \
shaders/shaders_basic_lighting \
shaders/shaders_basic_pbr \
shaders/shaders_color_correction \
shaders/shaders_custom_uniform \
shaders/shaders_deferred_rendering \
shaders/shaders_depth_rendering \
@ -691,6 +715,7 @@ AUDIO = \
audio/audio_sound_loading \
audio/audio_sound_multi \
audio/audio_sound_positioning \
audio/audio_spectrum_visualizer \
audio/audio_stream_effects
OTHERS = \

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@ -513,6 +513,7 @@ CORE = \
core/core_basic_screen_manager \
core/core_basic_window \
core/core_clipboard_text \
core/core_compute_hash \
core/core_custom_frame_control \
core/core_custom_logging \
core/core_delta_time \
@ -539,6 +540,7 @@ CORE = \
core/core_storage_values \
core/core_text_file_loading \
core/core_undo_redo \
core/core_viewport_scaling \
core/core_vr_simulator \
core/core_window_flags \
core/core_window_letterbox \
@ -562,14 +564,19 @@ SHAPES = \
shapes/shapes_following_eyes \
shapes/shapes_kaleidoscope \
shapes/shapes_lines_bezier \
shapes/shapes_lines_drawing \
shapes/shapes_logo_raylib \
shapes/shapes_logo_raylib_anim \
shapes/shapes_math_angle_rotation \
shapes/shapes_math_sine_cosine \
shapes/shapes_mouse_trail \
shapes/shapes_pie_chart \
shapes/shapes_rectangle_advanced \
shapes/shapes_rectangle_scaling \
shapes/shapes_recursive_tree \
shapes/shapes_ring_drawing \
shapes/shapes_rlgl_color_wheel \
shapes/shapes_rlgl_triangle \
shapes/shapes_rounded_rectangle_drawing \
shapes/shapes_simple_particles \
shapes/shapes_splines_drawing \
@ -598,9 +605,11 @@ TEXTURES = \
textures/textures_particles_blending \
textures/textures_polygon_drawing \
textures/textures_raw_data \
textures/textures_screen_buffer \
textures/textures_sprite_animation \
textures/textures_sprite_button \
textures/textures_sprite_explosion \
textures/textures_sprite_stacking \
textures/textures_srcrec_dstrec \
textures/textures_textured_curve \
textures/textures_tiled_drawing \
@ -631,6 +640,8 @@ MODELS = \
models/models_bone_socket \
models/models_box_collisions \
models/models_cubicmap_rendering \
models/models_decals \
models/models_directional_billboard \
models/models_first_person_maze \
models/models_geometric_shapes \
models/models_heightmap_rendering \
@ -654,6 +665,7 @@ SHADERS = \
shaders/shaders_ascii_rendering \
shaders/shaders_basic_lighting \
shaders/shaders_basic_pbr \
shaders/shaders_color_correction \
shaders/shaders_custom_uniform \
shaders/shaders_deferred_rendering \
shaders/shaders_depth_rendering \
@ -691,6 +703,7 @@ AUDIO = \
audio/audio_sound_loading \
audio/audio_sound_multi \
audio/audio_sound_positioning \
audio/audio_spectrum_visualizer \
audio/audio_stream_effects
# Default target entry
@ -747,6 +760,9 @@ core/core_basic_window: core/core_basic_window.c
core/core_clipboard_text: core/core_clipboard_text.c
$(CC) -o $@$(EXT) $< $(CFLAGS) $(INCLUDE_PATHS) $(LDFLAGS) $(LDLIBS) -D$(PLATFORM)
core/core_compute_hash: core/core_compute_hash.c
$(CC) -o $@$(EXT) $< $(CFLAGS) $(INCLUDE_PATHS) $(LDFLAGS) $(LDLIBS) -D$(PLATFORM)
core/core_custom_frame_control: core/core_custom_frame_control.c
$(CC) -o $@$(EXT) $< $(CFLAGS) $(INCLUDE_PATHS) $(LDFLAGS) $(LDLIBS) -D$(PLATFORM)
@ -828,6 +844,9 @@ core/core_text_file_loading: core/core_text_file_loading.c
core/core_undo_redo: core/core_undo_redo.c
$(CC) -o $@$(EXT) $< $(CFLAGS) $(INCLUDE_PATHS) $(LDFLAGS) $(LDLIBS) -D$(PLATFORM)
core/core_viewport_scaling: core/core_viewport_scaling.c
$(CC) -o $@$(EXT) $< $(CFLAGS) $(INCLUDE_PATHS) $(LDFLAGS) $(LDLIBS) -D$(PLATFORM)
core/core_vr_simulator: core/core_vr_simulator.c
$(CC) -o $@$(EXT) $< $(CFLAGS) $(INCLUDE_PATHS) $(LDFLAGS) $(LDLIBS) -D$(PLATFORM) \
--preload-file core/resources/shaders/glsl100/distortion.fs@resources/shaders/glsl100/distortion.fs
@ -893,12 +912,21 @@ shapes/shapes_kaleidoscope: shapes/shapes_kaleidoscope.c
shapes/shapes_lines_bezier: shapes/shapes_lines_bezier.c
$(CC) -o $@$(EXT) $< $(CFLAGS) $(INCLUDE_PATHS) $(LDFLAGS) $(LDLIBS) -D$(PLATFORM)
shapes/shapes_lines_drawing: shapes/shapes_lines_drawing.c
$(CC) -o $@$(EXT) $< $(CFLAGS) $(INCLUDE_PATHS) $(LDFLAGS) $(LDLIBS) -D$(PLATFORM)
shapes/shapes_logo_raylib: shapes/shapes_logo_raylib.c
$(CC) -o $@$(EXT) $< $(CFLAGS) $(INCLUDE_PATHS) $(LDFLAGS) $(LDLIBS) -D$(PLATFORM)
shapes/shapes_logo_raylib_anim: shapes/shapes_logo_raylib_anim.c
$(CC) -o $@$(EXT) $< $(CFLAGS) $(INCLUDE_PATHS) $(LDFLAGS) $(LDLIBS) -D$(PLATFORM)
shapes/shapes_math_angle_rotation: shapes/shapes_math_angle_rotation.c
$(CC) -o $@$(EXT) $< $(CFLAGS) $(INCLUDE_PATHS) $(LDFLAGS) $(LDLIBS) -D$(PLATFORM)
shapes/shapes_math_sine_cosine: shapes/shapes_math_sine_cosine.c
$(CC) -o $@$(EXT) $< $(CFLAGS) $(INCLUDE_PATHS) $(LDFLAGS) $(LDLIBS) -D$(PLATFORM)
shapes/shapes_mouse_trail: shapes/shapes_mouse_trail.c
$(CC) -o $@$(EXT) $< $(CFLAGS) $(INCLUDE_PATHS) $(LDFLAGS) $(LDLIBS) -D$(PLATFORM)
@ -917,6 +945,12 @@ shapes/shapes_recursive_tree: shapes/shapes_recursive_tree.c
shapes/shapes_ring_drawing: shapes/shapes_ring_drawing.c
$(CC) -o $@$(EXT) $< $(CFLAGS) $(INCLUDE_PATHS) $(LDFLAGS) $(LDLIBS) -D$(PLATFORM)
shapes/shapes_rlgl_color_wheel: shapes/shapes_rlgl_color_wheel.c
$(CC) -o $@$(EXT) $< $(CFLAGS) $(INCLUDE_PATHS) $(LDFLAGS) $(LDLIBS) -D$(PLATFORM)
shapes/shapes_rlgl_triangle: shapes/shapes_rlgl_triangle.c
$(CC) -o $@$(EXT) $< $(CFLAGS) $(INCLUDE_PATHS) $(LDFLAGS) $(LDLIBS) -D$(PLATFORM)
shapes/shapes_rounded_rectangle_drawing: shapes/shapes_rounded_rectangle_drawing.c
$(CC) -o $@$(EXT) $< $(CFLAGS) $(INCLUDE_PATHS) $(LDFLAGS) $(LDLIBS) -D$(PLATFORM)
@ -952,7 +986,7 @@ textures/textures_blend_modes: textures/textures_blend_modes.c
textures/textures_bunnymark: textures/textures_bunnymark.c
$(CC) -o $@$(EXT) $< $(CFLAGS) $(INCLUDE_PATHS) $(LDFLAGS) $(LDLIBS) -D$(PLATFORM) \
--preload-file textures/resources/wabbit_alpha.png@resources/wabbit_alpha.png
--preload-file textures/resources/raybunny.png@resources/raybunny.png
textures/textures_fog_of_war: textures/textures_fog_of_war.c
$(CC) -o $@$(EXT) $< $(CFLAGS) $(INCLUDE_PATHS) $(LDFLAGS) $(LDLIBS) -D$(PLATFORM)
@ -1018,6 +1052,9 @@ textures/textures_raw_data: textures/textures_raw_data.c
$(CC) -o $@$(EXT) $< $(CFLAGS) $(INCLUDE_PATHS) $(LDFLAGS) $(LDLIBS) -D$(PLATFORM) \
--preload-file textures/resources/fudesumi.raw@resources/fudesumi.raw
textures/textures_screen_buffer: textures/textures_screen_buffer.c
$(CC) -o $@$(EXT) $< $(CFLAGS) $(INCLUDE_PATHS) $(LDFLAGS) $(LDLIBS) -D$(PLATFORM)
textures/textures_sprite_animation: textures/textures_sprite_animation.c
$(CC) -o $@$(EXT) $< $(CFLAGS) $(INCLUDE_PATHS) $(LDFLAGS) $(LDLIBS) -D$(PLATFORM) \
--preload-file textures/resources/scarfy.png@resources/scarfy.png
@ -1032,6 +1069,10 @@ textures/textures_sprite_explosion: textures/textures_sprite_explosion.c
--preload-file textures/resources/boom.wav@resources/boom.wav \
--preload-file textures/resources/explosion.png@resources/explosion.png
textures/textures_sprite_stacking: textures/textures_sprite_stacking.c
$(CC) -o $@$(EXT) $< $(CFLAGS) $(INCLUDE_PATHS) $(LDFLAGS) $(LDLIBS) -D$(PLATFORM) \
--preload-file textures/resources/booth.png@resources/booth.png
textures/textures_srcrec_dstrec: textures/textures_srcrec_dstrec.c
$(CC) -o $@$(EXT) $< $(CFLAGS) $(INCLUDE_PATHS) $(LDFLAGS) $(LDLIBS) -D$(PLATFORM) \
--preload-file textures/resources/scarfy.png@resources/scarfy.png
@ -1152,6 +1193,16 @@ models/models_cubicmap_rendering: models/models_cubicmap_rendering.c
--preload-file models/resources/cubicmap.png@resources/cubicmap.png \
--preload-file models/resources/cubicmap_atlas.png@resources/cubicmap_atlas.png
models/models_decals: models/models_decals.c
$(CC) -o $@$(EXT) $< $(CFLAGS) $(INCLUDE_PATHS) $(LDFLAGS) $(LDLIBS) -D$(PLATFORM) \
--preload-file models/resources/models/obj/character.obj@resources/models/obj/character.obj \
--preload-file models/resources/models/obj/character_diffuse.png@resources/models/obj/character_diffuse.png \
--preload-file models/resources/raylib_logo.png@resources/raylib_logo.png
models/models_directional_billboard: models/models_directional_billboard.c
$(CC) -o $@$(EXT) $< $(CFLAGS) $(INCLUDE_PATHS) $(LDFLAGS) $(LDLIBS) -D$(PLATFORM) \
--preload-file models/resources/skillbot.png@resources/skillbot.png
models/models_first_person_maze: models/models_first_person_maze.c
$(CC) -o $@$(EXT) $< $(CFLAGS) $(INCLUDE_PATHS) $(LDFLAGS) $(LDLIBS) -D$(PLATFORM) \
--preload-file models/resources/cubicmap.png@resources/cubicmap.png \
@ -1257,6 +1308,14 @@ shaders/shaders_basic_pbr: shaders/shaders_basic_pbr.c
--preload-file shaders/resources/road_mra.png@resources/road_mra.png \
--preload-file shaders/resources/road_n.png@resources/road_n.png
shaders/shaders_color_correction: shaders/shaders_color_correction.c
$(CC) -o $@$(EXT) $< $(CFLAGS) $(INCLUDE_PATHS) $(LDFLAGS) $(LDLIBS) -D$(PLATFORM) \
--preload-file shaders/resources/parrots.png@resources/parrots.png \
--preload-file shaders/resources/cat.png@resources/cat.png \
--preload-file shaders/resources/mandrill.png@resources/mandrill.png \
--preload-file shaders/resources/fudesumi.png@resources/fudesumi.png \
--preload-file shaders/resources/shaders/glsl100/color_correction.fs@resources/shaders/glsl100/color_correction.fs
shaders/shaders_custom_uniform: shaders/shaders_custom_uniform.c
$(CC) -o $@$(EXT) $< $(CFLAGS) $(INCLUDE_PATHS) $(LDFLAGS) $(LDLIBS) -D$(PLATFORM) \
--preload-file shaders/resources/models/barracks.obj@resources/models/barracks.obj \
@ -1440,6 +1499,11 @@ audio/audio_sound_positioning: audio/audio_sound_positioning.c
$(CC) -o $@$(EXT) $< $(CFLAGS) $(INCLUDE_PATHS) $(LDFLAGS) $(LDLIBS) -D$(PLATFORM) \
--preload-file audio/resources/coin.wav@resources/coin.wav
audio/audio_spectrum_visualizer: audio/audio_spectrum_visualizer.c
$(CC) -o $@$(EXT) $< $(CFLAGS) $(INCLUDE_PATHS) $(LDFLAGS) $(LDLIBS) -D$(PLATFORM) \
--preload-file audio/resources/shaders/glsl100/fft.fs@resources/shaders/glsl100/fft.fs \
--preload-file audio/resources/country.mp3@resources/country.mp3
audio/audio_stream_effects: audio/audio_stream_effects.c
$(CC) -o $@$(EXT) $< $(CFLAGS) $(INCLUDE_PATHS) $(LDFLAGS) $(LDLIBS) -D$(PLATFORM) \
--preload-file audio/resources/country.mp3@resources/country.mp3

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@ -17,11 +17,11 @@ You may find it easier to use than other toolchains, especially when it comes to
- `zig build [module]` to compile all examples for a module (e.g. `zig build core`)
- `zig build [example]` to compile _and run_ a particular example (e.g. `zig build core_basic_window`)
## EXAMPLES COLLECTION [TOTAL: 187]
## EXAMPLES COLLECTION [TOTAL: 200]
### category: core [45]
### category: core [47]
Examples using raylib[core](../src/rcore.c) platform functionality like window creation, inputs, drawing modes and system functionality.
Examples using raylib [core](../src/rcore.c) module platform functionality: window creation, inputs, drawing modes and system functionality.
| example | image | difficulty<br>level | version<br>created | last version<br>updated | original<br>developer |
|-----------|--------|:-------------------:|:------------------:|:-----------------------:|:----------------------|
@ -43,7 +43,7 @@ Examples using raylib[core](../src/rcore.c) platform functionality like window c
| [core_3d_camera_free](core/core_3d_camera_free.c) | <img src="core/core_3d_camera_free.png" alt="core_3d_camera_free" width="80"> | ⭐☆☆☆ | 1.3 | 1.3 | [Ramon Santamaria](https://github.com/raysan5) |
| [core_3d_camera_first_person](core/core_3d_camera_first_person.c) | <img src="core/core_3d_camera_first_person.png" alt="core_3d_camera_first_person" width="80"> | ⭐⭐☆☆ | 1.3 | 1.3 | [Ramon Santamaria](https://github.com/raysan5) |
| [core_3d_camera_split_screen](core/core_3d_camera_split_screen.c) | <img src="core/core_3d_camera_split_screen.png" alt="core_3d_camera_split_screen" width="80"> | ⭐⭐⭐☆ | 3.7 | 4.0 | [Jeffery Myers](https://github.com/JeffM2501) |
| [core_3d_camera_fps](core/core_3d_camera_fps.c) | <img src="core/core_3d_camera_fps.png" alt="core_3d_camera_fps" width="80"> | ⭐⭐⭐☆ | 5.5 | 5.5 | [Agnis Aldins](https://github.com/nezvers) |
| [core_3d_camera_fps](core/core_3d_camera_fps.c) | <img src="core/core_3d_camera_fps.png" alt="core_3d_camera_fps" width="80"> | ⭐⭐⭐☆ | 5.5 | 5.5 | [Agnis Aldiņš](https://github.com/nezvers) |
| [core_3d_picking](core/core_3d_picking.c) | <img src="core/core_3d_picking.png" alt="core_3d_picking" width="80"> | ⭐⭐☆☆ | 1.3 | 4.0 | [Ramon Santamaria](https://github.com/raysan5) |
| [core_world_screen](core/core_world_screen.c) | <img src="core/core_world_screen.png" alt="core_world_screen" width="80"> | ⭐⭐☆☆ | 1.3 | 1.4 | [Ramon Santamaria](https://github.com/raysan5) |
| [core_window_flags](core/core_window_flags.c) | <img src="core/core_window_flags.png" alt="core_window_flags" width="80"> | ⭐⭐⭐☆ | 3.5 | 3.5 | [Ramon Santamaria](https://github.com/raysan5) |
@ -64,14 +64,16 @@ Examples using raylib[core](../src/rcore.c) platform functionality like window c
| [core_high_dpi](core/core_high_dpi.c) | <img src="core/core_high_dpi.png" alt="core_high_dpi" width="80"> | ⭐⭐☆☆ | 5.0 | 5.5 | [Jonathan Marler](https://github.com/marler8997) |
| [core_render_texture](core/core_render_texture.c) | <img src="core/core_render_texture.png" alt="core_render_texture" width="80"> | ⭐☆☆☆ | 5.6-dev | 5.6-dev | [Ramon Santamaria](https://github.com/raysan5) |
| [core_undo_redo](core/core_undo_redo.c) | <img src="core/core_undo_redo.png" alt="core_undo_redo" width="80"> | ⭐⭐⭐☆ | 5.5 | 5.6 | [Ramon Santamaria](https://github.com/raysan5) |
| [core_viewport_scaling](core/core_viewport_scaling.c) | <img src="core/core_viewport_scaling.png" alt="core_viewport_scaling" width="80"> | ⭐⭐☆☆ | 5.5 | 5.5 | [Agnis Aldiņš](https://github.com/nezvers) |
| [core_input_actions](core/core_input_actions.c) | <img src="core/core_input_actions.png" alt="core_input_actions" width="80"> | ⭐⭐☆☆ | 5.5 | 5.6 | [Jett](https://github.com/JettMonstersGoBoom) |
| [core_directory_files](core/core_directory_files.c) | <img src="core/core_directory_files.png" alt="core_directory_files" width="80"> | ⭐☆☆☆ | 5.5 | 5.6 | [Hugo ARNAL](https://github.com/hugoarnal) |
| [core_highdpi_testbed](core/core_highdpi_testbed.c) | <img src="core/core_highdpi_testbed.png" alt="core_highdpi_testbed" width="80"> | ⭐☆☆☆ | 5.6-dev | 5.6-dev | [Ramon Santamaria](https://github.com/raysan5) |
| [core_screen_recording](core/core_screen_recording.c) | <img src="core/core_screen_recording.png" alt="core_screen_recording" width="80"> | ⭐☆☆ | 5.6-dev | 5.6-dev | [Ramon Santamaria](https://github.com/raysan5) |
| [core_clipboard_text](core/core_clipboard_text.c) | <img src="core/core_clipboard_text.png" alt="core_clipboard_text" width="80"> | ⭐☆☆☆ | 5.6-dev | 5.6-dev | [Robin](https://github.com/RobinsAviary) |
| [core_screen_recording](core/core_screen_recording.c) | <img src="core/core_screen_recording.png" alt="core_screen_recording" width="80"> | ⭐☆☆ | 5.6-dev | 5.6-dev | [Ramon Santamaria](https://github.com/raysan5) |
| [core_clipboard_text](core/core_clipboard_text.c) | <img src="core/core_clipboard_text.png" alt="core_clipboard_text" width="80"> | ⭐☆☆☆ | 5.6-dev | 5.6-dev | [Ananth S](https://github.com/Ananth1839) |
| [core_text_file_loading](core/core_text_file_loading.c) | <img src="core/core_text_file_loading.png" alt="core_text_file_loading" width="80"> | ⭐☆☆☆ | 5.5 | 5.6 | [Aanjishnu Bhattacharyya](https://github.com/NimComPoo-04) |
| [core_compute_hash](core/core_compute_hash.c) | <img src="core/core_compute_hash.png" alt="core_compute_hash" width="80"> | ⭐⭐☆☆ | 5.6-dev | 5.6-dev | [Ramon Santamaria](https://github.com/raysan5) |
### category: shapes [31]
### category: shapes [36]
Examples using raylib shapes drawing functionality, provided by raylib [shapes](../src/rshapes.c) module.
@ -105,11 +107,16 @@ Examples using raylib shapes drawing functionality, provided by raylib [shapes](
| [shapes_pie_chart](shapes/shapes_pie_chart.c) | <img src="shapes/shapes_pie_chart.png" alt="shapes_pie_chart" width="80"> | ⭐⭐⭐☆ | 5.5 | 5.6 | [Gideon Serfontein](https://github.com/GideonSerf) |
| [shapes_kaleidoscope](shapes/shapes_kaleidoscope.c) | <img src="shapes/shapes_kaleidoscope.png" alt="shapes_kaleidoscope" width="80"> | ⭐⭐☆☆ | 5.5 | 5.6 | [Hugo ARNAL](https://github.com/hugoarnal) |
| [shapes_clock_of_clocks](shapes/shapes_clock_of_clocks.c) | <img src="shapes/shapes_clock_of_clocks.png" alt="shapes_clock_of_clocks" width="80"> | ⭐⭐☆☆ | 5.5 | 5.6-dev | [JP Mortiboys](https://github.com/themushroompirates) |
| [shapes_math_sine_cosine](shapes/shapes_math_sine_cosine.c) | <img src="shapes/shapes_math_sine_cosine.png" alt="shapes_math_sine_cosine" width="80"> | ⭐⭐☆☆ | 5.6-dev | 5.6-dev | [Jopestpe](https://github.com/jopestpe) |
| [shapes_mouse_trail](shapes/shapes_mouse_trail.c) | <img src="shapes/shapes_mouse_trail.png" alt="shapes_mouse_trail" width="80"> | ⭐☆☆☆ | 5.6 | 5.6-dev | [Balamurugan R](https://github.com/Bala050814) |
| [shapes_simple_particles](shapes/shapes_simple_particles.c) | <img src="shapes/shapes_simple_particles.png" alt="shapes_simple_particles" width="80"> | ⭐⭐☆☆ | 5.6 | 5.6 | [Jordi Santonja](https://github.com/JordSant) |
| [shapes_starfield_effect](shapes/shapes_starfield_effect.c) | <img src="shapes/shapes_starfield_effect.png" alt="shapes_starfield_effect" width="80"> | ⭐⭐☆☆ | 5.5 | 5.6-dev | [JP Mortiboys](https://github.com/themushroompirates) |
| [shapes_lines_drawing](shapes/shapes_lines_drawing.c) | <img src="shapes/shapes_lines_drawing.png" alt="shapes_lines_drawing" width="80"> | ⭐☆☆☆ | 5.6-dev | 5.6 | [Robin](https://github.com/RobinsAviary) |
| [shapes_math_angle_rotation](shapes/shapes_math_angle_rotation.c) | <img src="shapes/shapes_math_angle_rotation.png" alt="shapes_math_angle_rotation" width="80"> | ⭐☆☆☆ | 5.6-dev | 5.6 | [Kris](https://github.com/krispy-snacc) |
| [shapes_rlgl_color_wheel](shapes/shapes_rlgl_color_wheel.c) | <img src="shapes/shapes_rlgl_color_wheel.png" alt="shapes_rlgl_color_wheel" width="80"> | ⭐⭐⭐☆ | 5.6-dev | 5.6-dev | [Robin](https://github.com/RobinsAviary) |
| [shapes_rlgl_triangle](shapes/shapes_rlgl_triangle.c) | <img src="shapes/shapes_rlgl_triangle.png" alt="shapes_rlgl_triangle" width="80"> | ⭐⭐☆☆ | 5.6-dev | 5.6-dev | [Robin](https://github.com/RobinsAviary) |
### category: textures [26]
### category: textures [28]
Examples using raylib textures functionality, including image/textures loading/generation and drawing, provided by raylib [textures](../src/rtextures.c) module.
@ -140,7 +147,9 @@ Examples using raylib textures functionality, including image/textures loading/g
| [textures_image_kernel](textures/textures_image_kernel.c) | <img src="textures/textures_image_kernel.png" alt="textures_image_kernel" width="80"> | ⭐⭐⭐⭐️ | 1.3 | 1.3 | [Karim Salem](https://github.com/kimo-s) |
| [textures_image_channel](textures/textures_image_channel.c) | <img src="textures/textures_image_channel.png" alt="textures_image_channel" width="80"> | ⭐⭐☆☆ | 5.5 | 5.5 | [Bruno Cabral](https://github.com/brccabral) |
| [textures_image_rotate](textures/textures_image_rotate.c) | <img src="textures/textures_image_rotate.png" alt="textures_image_rotate" width="80"> | ⭐⭐☆☆ | 1.0 | 1.0 | [Ramon Santamaria](https://github.com/raysan5) |
| [textures_screen_buffer](textures/textures_screen_buffer.c) | <img src="textures/textures_screen_buffer.png" alt="textures_screen_buffer" width="80"> | ⭐⭐☆☆ | 5.5 | 5.5 | [Agnis Aldiņš](https://github.com/nezvers) |
| [textures_textured_curve](textures/textures_textured_curve.c) | <img src="textures/textures_textured_curve.png" alt="textures_textured_curve" width="80"> | ⭐⭐⭐☆ | 4.5 | 4.5 | [Jeffery Myers](https://github.com/JeffM2501) |
| [textures_sprite_stacking](textures/textures_sprite_stacking.c) | <img src="textures/textures_sprite_stacking.png" alt="textures_sprite_stacking" width="80"> | ⭐⭐☆☆ | 5.6-dev | 6.0 | [Robin](https://github.com/RobinsAviary) |
### category: text [15]
@ -164,7 +173,7 @@ Examples using raylib text functionality, including sprite fonts loading/generat
| [text_inline_styling](text/text_inline_styling.c) | <img src="text/text_inline_styling.png" alt="text_inline_styling" width="80"> | ⭐⭐⭐☆ | 5.6-dev | 5.6-dev | [Wagner Barongello](https://github.com/SultansOfCode) |
| [text_words_alignment](text/text_words_alignment.c) | <img src="text/text_words_alignment.png" alt="text_words_alignment" width="80"> | ⭐☆☆☆ | 5.6-dev | 5.6-dev | [JP Mortiboys](https://github.com/themushroompirates) |
### category: models [25]
### category: models [27]
Examples using raylib models functionality, including models loading/generation and drawing, provided by raylib [models](../src/rmodels.c) module.
@ -195,8 +204,10 @@ Examples using raylib models functionality, including models loading/generation
| [models_tesseract_view](models/models_tesseract_view.c) | <img src="models/models_tesseract_view.png" alt="models_tesseract_view" width="80"> | ⭐⭐☆☆ | 5.6-dev | 5.6-dev | [Timothy van der Valk](https://github.com/arceryz) |
| [models_basic_voxel](models/models_basic_voxel.c) | <img src="models/models_basic_voxel.png" alt="models_basic_voxel" width="80"> | ⭐⭐☆☆ | 5.5 | 5.5 | [Tim Little](https://github.com/timlittle) |
| [models_rotating_cube](models/models_rotating_cube.c) | <img src="models/models_rotating_cube.png" alt="models_rotating_cube" width="80"> | ⭐☆☆☆ | 5.6-dev | 5.6-dev | [Jopestpe](https://github.com/jopestpe) |
| [models_decals](models/models_decals.c) | <img src="models/models_decals.png" alt="models_decals" width="80"> | ⭐⭐⭐⭐️ | 5.6-dev | 5.6-dev | [JP Mortiboys](https://github.com/themushroompirates) |
| [models_directional_billboard](models/models_directional_billboard.c) | <img src="models/models_directional_billboard.png" alt="models_directional_billboard" width="80"> | ⭐⭐☆☆ | 5.6-dev | 5.6 | [Robin](https://github.com/RobinsAviary) |
### category: shaders [31]
### category: shaders [32]
Examples using raylib shaders functionality, including shaders loading, parameters configuration and drawing using them (model shaders and postprocessing shaders). This functionality is directly provided by raylib [rlgl](../src/rlgl.c) module.
@ -214,6 +225,8 @@ Examples using raylib shaders functionality, including shaders loading, paramete
| [shaders_texture_outline](shaders/shaders_texture_outline.c) | <img src="shaders/shaders_texture_outline.png" alt="shaders_texture_outline" width="80"> | ⭐⭐⭐☆ | 4.0 | 4.0 | [Serenity Skiff](https://github.com/GoldenThumbs) |
| [shaders_texture_waves](shaders/shaders_texture_waves.c) | <img src="shaders/shaders_texture_waves.png" alt="shaders_texture_waves" width="80"> | ⭐⭐☆☆ | 2.5 | 3.7 | [Anata](https://github.com/anatagawa) |
| [shaders_julia_set](shaders/shaders_julia_set.c) | <img src="shaders/shaders_julia_set.png" alt="shaders_julia_set" width="80"> | ⭐⭐⭐☆ | 2.5 | 4.0 | [Josh Colclough](https://github.com/joshcol9232) |
| [shaders_mandelbrot_set](shaders/shaders_mandelbrot_set.c) | <img src="shaders/shaders_mandelbrot_set.png" alt="shaders_mandelbrot_set" width="80"> | ⭐⭐⭐☆ | 5.6 | 5.6 | [Jordi Santonja](https://github.com/JordSant) |
| [shaders_color_correction](shaders/shaders_color_correction.c) | <img src="shaders/shaders_color_correction.png" alt="shaders_color_correction" width="80"> | ⭐⭐☆☆ | 5.6 | 5.6 | [Jordi Santonja](https://github.com/JordSant) |
| [shaders_eratosthenes_sieve](shaders/shaders_eratosthenes_sieve.c) | <img src="shaders/shaders_eratosthenes_sieve.png" alt="shaders_eratosthenes_sieve" width="80"> | ⭐⭐⭐☆ | 2.5 | 4.0 | [ProfJski](https://github.com/ProfJski) |
| [shaders_fog_rendering](shaders/shaders_fog_rendering.c) | <img src="shaders/shaders_fog_rendering.png" alt="shaders_fog_rendering" width="80"> | ⭐⭐⭐☆ | 2.5 | 3.7 | [Chris Camacho](https://github.com/chriscamacho) |
| [shaders_simple_mask](shaders/shaders_simple_mask.c) | <img src="shaders/shaders_simple_mask.png" alt="shaders_simple_mask" width="80"> | ⭐⭐☆☆ | 2.5 | 3.7 | [Chris Camacho](https://github.com/chriscamacho) |
@ -232,9 +245,8 @@ Examples using raylib shaders functionality, including shaders loading, paramete
| [shaders_lightmap_rendering](shaders/shaders_lightmap_rendering.c) | <img src="shaders/shaders_lightmap_rendering.png" alt="shaders_lightmap_rendering" width="80"> | ⭐⭐⭐☆ | 4.5 | 4.5 | [Jussi Viitala](https://github.com/nullstare) |
| [shaders_rounded_rectangle](shaders/shaders_rounded_rectangle.c) | <img src="shaders/shaders_rounded_rectangle.png" alt="shaders_rounded_rectangle" width="80"> | ⭐⭐⭐☆ | 5.5 | 5.5 | [Anstro Pleuton](https://github.com/anstropleuton) |
| [shaders_depth_rendering](shaders/shaders_depth_rendering.c) | <img src="shaders/shaders_depth_rendering.png" alt="shaders_depth_rendering" width="80"> | ⭐⭐⭐☆ | 5.6-dev | 5.6-dev | [Luís Almeida](https://github.com/luis605) |
| [shaders_mandelbrot_set](shaders/shaders_mandelbrot_set.c) | <img src="shaders/shaders_mandelbrot_set.png" alt="shaders_mandelbrot_set" width="80"> | ⭐⭐⭐☆ | 5.6 | 5.6 | [Jordi Santonja](https://github.com/JordSant) |
### category: audio [8]
### category: audio [9]
Examples using raylib audio functionality, including sound/music loading and playing. This functionality is provided by raylib [raudio](../src/raudio.c) module. Note this module can be used standalone independently of raylib.
@ -248,6 +260,7 @@ Examples using raylib audio functionality, including sound/music loading and pla
| [audio_stream_effects](audio/audio_stream_effects.c) | <img src="audio/audio_stream_effects.png" alt="audio_stream_effects" width="80"> | ⭐⭐⭐⭐️ | 4.2 | 5.0 | [Ramon Santamaria](https://github.com/raysan5) |
| [audio_sound_multi](audio/audio_sound_multi.c) | <img src="audio/audio_sound_multi.png" alt="audio_sound_multi" width="80"> | ⭐⭐☆☆ | 5.0 | 5.0 | [Jeffery Myers](https://github.com/JeffM2501) |
| [audio_sound_positioning](audio/audio_sound_positioning.c) | <img src="audio/audio_sound_positioning.png" alt="audio_sound_positioning" width="80"> | ⭐⭐☆☆ | 5.5 | 5.5 | [Le Juez Victor](https://github.com/Bigfoot71) |
| [audio_spectrum_visualizer](audio/audio_spectrum_visualizer.c) | <img src="audio/audio_spectrum_visualizer.png" alt="audio_spectrum_visualizer" width="80"> | ⭐⭐⭐☆ | 6.0 | 5.6-dev | [IANN](https://github.com/meisei4) |
### category: others [6]
@ -263,4 +276,4 @@ Examples showing raylib misc functionality that does not fit in other categories
| [web_basic_window](others/web_basic_window.c) | <img src="others/web_basic_window.png" alt="web_basic_window" width="80"> | ⭐☆☆☆ | 5.6-dev | 5.6-dev | [Ramon Santamaria](https://github.com/raysan5) |
Some example missing? As always, contributions are welcome, feel free to send new examples!
Here is an[examples template](examples_template.c) with instructions to start with!
Here is an [examples template](examples_template.c) with instructions to start with!

View File

@ -36,6 +36,12 @@ int main(void)
float timePlayed = 0.0f; // Time played normalized [0.0f..1.0f]
bool pause = false; // Music playing paused
float pan = 0.0f; // Default audio pan center [-1.0f..1.0f]
SetMusicPan(music, pan);
float volume = 0.8f; // Default audio volume [0.0f..1.0f]
SetMusicVolume(music, volume);
SetTargetFPS(30); // Set our game to run at 30 frames-per-second
//--------------------------------------------------------------------------------------
@ -62,6 +68,34 @@ int main(void)
else ResumeMusicStream(music);
}
// Set audio pan
if (IsKeyDown(KEY_LEFT))
{
pan -= 0.05f;
if (pan < -1.0f) pan = -1.0f;
SetMusicPan(music, pan);
}
else if (IsKeyDown(KEY_RIGHT))
{
pan += 0.05f;
if (pan > 1.0f) pan = 1.0f;
SetMusicPan(music, pan);
}
// Set audio volume
if (IsKeyDown(KEY_DOWN))
{
volume -= 0.05f;
if (volume < 0.0f) volume = 0.0f;
SetMusicVolume(music, volume);
}
else if (IsKeyDown(KEY_UP))
{
volume += 0.05f;
if (volume > 1.0f) volume = 1.0f;
SetMusicVolume(music, volume);
}
// Get normalized time played for current music stream
timePlayed = GetMusicTimePlayed(music)/GetMusicTimeLength(music);
@ -76,6 +110,11 @@ int main(void)
DrawText("MUSIC SHOULD BE PLAYING!", 255, 150, 20, LIGHTGRAY);
DrawText("LEFT-RIGHT for PAN CONTROL", 320, 74, 10, DARKBLUE);
DrawRectangle(300, 100, 200, 12, LIGHTGRAY);
DrawRectangleLines(300, 100, 200, 12, GRAY);
DrawRectangle(300 + (pan + 1.0)/2.0f*200 - 5, 92, 10, 28, DARKGRAY);
DrawRectangle(200, 200, 400, 12, LIGHTGRAY);
DrawRectangle(200, 200, (int)(timePlayed*400.0f), 12, MAROON);
DrawRectangleLines(200, 200, 400, 12, GRAY);
@ -83,6 +122,11 @@ int main(void)
DrawText("PRESS SPACE TO RESTART MUSIC", 215, 250, 20, LIGHTGRAY);
DrawText("PRESS P TO PAUSE/RESUME MUSIC", 208, 280, 20, LIGHTGRAY);
DrawText("UP-DOWN for VOLUME CONTROL", 320, 334, 10, DARKGREEN);
DrawRectangle(300, 360, 200, 12, LIGHTGRAY);
DrawRectangleLines(300, 360, 200, 12, GRAY);
DrawRectangle(300 + volume*200 - 5, 352, 10, 28, DARKGRAY);
EndDrawing();
//----------------------------------------------------------------------------------
}

View File

@ -166,7 +166,7 @@ int main(void)
memcpy(writeBuf + writeCursor, data + readCursor, writeLength*sizeof(short));
// Update cursors and loop audio
readCursor = (readCursor + writeLength) % waveLength;
readCursor = (readCursor + writeLength)%waveLength;
writeCursor += writeLength;
}

View File

@ -69,6 +69,7 @@ int main(void)
};
SetSoundPosition(camera, sound, spherePos, 20.0f);
if (!IsSoundPlaying(sound)) PlaySound(sound);
//----------------------------------------------------------------------------------
@ -94,6 +95,8 @@ int main(void)
CloseWindow(); // Close window and OpenGL context
//--------------------------------------------------------------------------------------
return 0;
}
//------------------------------------------------------------------------------------

View File

@ -0,0 +1,285 @@
/*******************************************************************************************
*
* raylib [audio] example - spectrum visualizer
*
* Example complexity rating: [] 3/4
*
* Example originally created with raylib 6.0, last time updated with raylib 5.6-dev
*
* Inspired by Inigo Quilez's https://www.shadertoy.com/
* Resources/specification: https://gist.github.com/soulthreads/2efe50da4be1fb5f7ab60ff14ca434b8
*
* Example created by created by IANN (@meisei4) reviewed by Ramon Santamaria (@raysan5)
*
* Example licensed under an unmodified zlib/libpng license, which is an OSI-certified,
* BSD-like license that allows static linking with closed source software
*
* Copyright (c) 2025 IANN (@meisei4)
*
********************************************************************************************/
#include "raylib.h"
#include "raymath.h"
#include <math.h>
#include <stdlib.h>
#include <string.h>
#if defined(PLATFORM_DESKTOP)
#define GLSL_VERSION 330
#else // PLATFORM_ANDROID, PLATFORM_WEB
#define GLSL_VERSION 100
#endif
#define MONO 1
#define SAMPLE_RATE 44100
#define SAMPLE_RATE_F 44100.0f
#define FFT_WINDOW_SIZE 1024
#define BUFFER_SIZE 512
#define PER_SAMPLE_BIT_DEPTH 16
#define AUDIO_STREAM_RING_BUFFER_SIZE (FFT_WINDOW_SIZE*2)
#define EFFECTIVE_SAMPLE_RATE (SAMPLE_RATE_F*0.5f)
#define WINDOW_TIME ((double)FFT_WINDOW_SIZE/(double)EFFECTIVE_SAMPLE_RATE)
#define FFT_HISTORICAL_SMOOTHING_DUR 2.0f
#define MIN_DECIBELS (-100.0f) // https://developer.mozilla.org/en-US/docs/Web/API/AnalyserNode/minDecibels
#define MAX_DECIBELS (-30.0f) // https://developer.mozilla.org/en-US/docs/Web/API/AnalyserNode/maxDecibels
#define INVERSE_DECIBEL_RANGE (1.0f/(MAX_DECIBELS - MIN_DECIBELS))
#define DB_TO_LINEAR_SCALE (20.0f/2.302585092994046f)
#define SMOOTHING_TIME_CONSTANT 0.8f // https://developer.mozilla.org/en-US/docs/Web/API/AnalyserNode/smoothingTimeConstant
#define TEXTURE_HEIGHT 1
#define FFT_ROW 0
#define UNUSED_CHANNEL 0.0f
typedef struct FFTComplex { float real, imaginary; } FFTComplex;
typedef struct FFTData {
FFTComplex *spectrum;
FFTComplex *workBuffer;
float *prevMagnitudes;
float (*fftHistory)[BUFFER_SIZE];
int fftHistoryLen;
int historyPos;
double lastFftTime;
float tapbackPos;
} FFTData;
static void CaptureFrame(FFTData *fftData, const float *audioSamples);
static void RenderFrame(const FFTData *fftData, Image *fftImage);
static void CooleyTukeyFFTSlow(FFTComplex *spectrum, int n);
//------------------------------------------------------------------------------------
// Program main entry point
//------------------------------------------------------------------------------------
int main(void)
{
// Initialization
//----------------------------------------------------------------------------------- ---
const int screenWidth = 800;
const int screenHeight = 450;
InitWindow(screenWidth, screenHeight, "raylib [audio] example - spectrum visualizer");
Image fftImage = GenImageColor(BUFFER_SIZE, TEXTURE_HEIGHT, WHITE);
Texture2D fftTexture = LoadTextureFromImage(fftImage);
RenderTexture2D bufferA = LoadRenderTexture(screenWidth, screenHeight);
Vector2 iResolution = { (float)screenWidth, (float)screenHeight };
Shader shader = LoadShader(0, TextFormat("resources/shaders/glsl%i/fft.fs", GLSL_VERSION));
int iResolutionLocation = GetShaderLocation(shader, "iResolution");
int iChannel0Location = GetShaderLocation(shader, "iChannel0");
SetShaderValue(shader, iResolutionLocation, &iResolution, SHADER_UNIFORM_VEC2);
SetShaderValueTexture(shader, iChannel0Location, fftTexture);
InitAudioDevice();
SetAudioStreamBufferSizeDefault(AUDIO_STREAM_RING_BUFFER_SIZE);
// WARNING: Memory out-of-bounds on PLATFORM_WEB
Wave wav = LoadWave("resources/country.mp3");
WaveFormat(&wav, SAMPLE_RATE, PER_SAMPLE_BIT_DEPTH, MONO);
AudioStream audioStream = LoadAudioStream(SAMPLE_RATE, PER_SAMPLE_BIT_DEPTH, MONO);
PlayAudioStream(audioStream);
int fftHistoryLen = (int)ceilf(FFT_HISTORICAL_SMOOTHING_DUR/WINDOW_TIME) + 1;
FFTData fft = {
.spectrum = RL_CALLOC(sizeof(FFTComplex), FFT_WINDOW_SIZE),
.workBuffer = RL_CALLOC(sizeof(FFTComplex), FFT_WINDOW_SIZE),
.prevMagnitudes = RL_CALLOC(BUFFER_SIZE, sizeof(float)),
.fftHistory = RL_CALLOC(fftHistoryLen, sizeof(float[BUFFER_SIZE])),
.fftHistoryLen = fftHistoryLen,
.historyPos = 0,
.lastFftTime = 0.0,
.tapbackPos = 0.01f
};
size_t wavCursor = 0;
const short *wavPCM16 = wav.data;
short chunkSamples[AUDIO_STREAM_RING_BUFFER_SIZE] = { 0 };
float audioSamples[FFT_WINDOW_SIZE] = { 0 };
SetTargetFPS(60);
//----------------------------------------------------------------------------------
// Main game loop
while (!WindowShouldClose()) // Detect window close button or ESC key
{
// Update
//----------------------------------------------------------------------------------
while (IsAudioStreamProcessed(audioStream))
{
for (int i = 0; i < AUDIO_STREAM_RING_BUFFER_SIZE; i++)
{
int left = (wav.channels == 2)? wavPCM16[wavCursor*2 + 0] : wavPCM16[wavCursor];
int right = (wav.channels == 2)? wavPCM16[wavCursor*2 + 1] : left;
chunkSamples[i] = (short)((left + right)/2);
if (++wavCursor >= wav.frameCount) wavCursor = 0;
}
UpdateAudioStream(audioStream, chunkSamples, AUDIO_STREAM_RING_BUFFER_SIZE);
for (int i = 0; i < FFT_WINDOW_SIZE; i++) audioSamples[i] = (chunkSamples[i*2] + chunkSamples[i*2 + 1])*0.5f/32767.0f;
}
CaptureFrame(&fft, audioSamples);
RenderFrame(&fft, &fftImage);
UpdateTexture(fftTexture, fftImage.data);
//----------------------------------------------------------------------------------
// Draw
//----------------------------------------------------------------------------------
BeginDrawing();
ClearBackground(RAYWHITE);
BeginShaderMode(shader);
SetShaderValueTexture(shader, iChannel0Location, fftTexture);
DrawTextureRec(bufferA.texture,
(Rectangle){ 0, 0, (float)screenWidth, (float)-screenHeight },
(Vector2){ 0, 0 }, WHITE);
EndShaderMode();
EndDrawing();
//------------------------------------------------------------------------------
}
// De-Initialization
//--------------------------------------------------------------------------------------
UnloadShader(shader);
UnloadRenderTexture(bufferA);
UnloadTexture(fftTexture);
UnloadImage(fftImage);
UnloadAudioStream(audioStream);
UnloadWave(wav);
CloseAudioDevice();
RL_FREE(fft.spectrum);
RL_FREE(fft.workBuffer);
RL_FREE(fft.prevMagnitudes);
RL_FREE(fft.fftHistory);
CloseWindow(); // Close window and OpenGL context
//----------------------------------------------------------------------------------
return 0;
}
// CooleyTukey FFT https://en.wikipedia.org/wiki/Cooley%E2%80%93Tukey_FFT_algorithm#Data_reordering,_bit_reversal,_and_in-place_algorithms
static void CooleyTukeyFFTSlow(FFTComplex *spectrum, int n)
{
int j = 0;
for (int i = 1; i < n - 1; i++)
{
int bit = n >> 1;
while (j >= bit)
{
j -= bit;
bit >>= 1;
}
j += bit;
if (i < j)
{
FFTComplex temp = spectrum[i];
spectrum[i] = spectrum[j];
spectrum[j] = temp;
}
}
for (int len = 2; len <= n; len <<= 1)
{
float angle = -2.0f*PI/len;
FFTComplex twiddleUnit = { cosf(angle), sinf(angle) };
for (int i = 0; i < n; i += len)
{
FFTComplex twiddleCurrent = { 1.0f, 0.0f };
for (int j = 0; j < len/2; j++)
{
FFTComplex even = spectrum[i + j];
FFTComplex odd = spectrum[i + j + len/2];
FFTComplex twiddledOdd = {
odd.real*twiddleCurrent.real - odd.imaginary*twiddleCurrent.imaginary,
odd.real*twiddleCurrent.imaginary + odd.imaginary*twiddleCurrent.real
};
spectrum[i + j].real = even.real + twiddledOdd.real;
spectrum[i + j].imaginary = even.imaginary + twiddledOdd.imaginary;
spectrum[i + j + len/2].real = even.real - twiddledOdd.real;
spectrum[i + j + len/2].imaginary = even.imaginary - twiddledOdd.imaginary;
float twiddleRealNext = twiddleCurrent.real*twiddleUnit.real - twiddleCurrent.imaginary*twiddleUnit.imaginary;
twiddleCurrent.imaginary = twiddleCurrent.real*twiddleUnit.imaginary + twiddleCurrent.imaginary*twiddleUnit.real;
twiddleCurrent.real = twiddleRealNext;
}
}
}
}
static void CaptureFrame(FFTData *fftData, const float *audioSamples)
{
for (int i = 0; i < FFT_WINDOW_SIZE; i++)
{
float x = (2.0f*PI*i)/(FFT_WINDOW_SIZE - 1.0f);
float blackmanWeight = 0.42f - 0.5f*cosf(x) + 0.08f*cosf(2.0f*x); // https://en.wikipedia.org/wiki/Window_function#Blackman_window
fftData->workBuffer[i].real = audioSamples[i]*blackmanWeight;
fftData->workBuffer[i].imaginary = 0.0f;
}
CooleyTukeyFFTSlow(fftData->workBuffer, FFT_WINDOW_SIZE);
memcpy(fftData->spectrum, fftData->workBuffer, sizeof(FFTComplex)*FFT_WINDOW_SIZE);
float smoothedSpectrum[BUFFER_SIZE];
for (int bin = 0; bin < BUFFER_SIZE; bin++)
{
float re = fftData->workBuffer[bin].real;
float im = fftData->workBuffer[bin].imaginary;
float linearMagnitude = sqrtf(re*re + im*im)/FFT_WINDOW_SIZE;
float smoothedMagnitude = SMOOTHING_TIME_CONSTANT*fftData->prevMagnitudes[bin] + (1.0f - SMOOTHING_TIME_CONSTANT)*linearMagnitude;
fftData->prevMagnitudes[bin] = smoothedMagnitude;
float db = logf(fmaxf(smoothedMagnitude, 1e-40f))*DB_TO_LINEAR_SCALE;
float normalized = (db - MIN_DECIBELS)*INVERSE_DECIBEL_RANGE;
smoothedSpectrum[bin] = Clamp(normalized, 0.0f, 1.0f);
}
fftData->lastFftTime = GetTime();
memcpy(fftData->fftHistory[fftData->historyPos], smoothedSpectrum, sizeof(smoothedSpectrum));
fftData->historyPos = (fftData->historyPos + 1)%fftData->fftHistoryLen;
}
static void RenderFrame(const FFTData *fftData, Image *fftImage)
{
double framesSinceTapback = floor(fftData->tapbackPos/WINDOW_TIME);
framesSinceTapback = Clamp(framesSinceTapback, 0.0, fftData->fftHistoryLen - 1);
int historyPosition = (fftData->historyPos - 1 - (int)framesSinceTapback)%fftData->fftHistoryLen;
if (historyPosition < 0) historyPosition += fftData->fftHistoryLen;
const float *amplitude = fftData->fftHistory[historyPosition];
for (int bin = 0; bin < BUFFER_SIZE; bin++) ImageDrawPixel(fftImage, bin, FFT_ROW, ColorFromNormalized((Vector4){ amplitude[bin], UNUSED_CHANNEL, UNUSED_CHANNEL, UNUSED_CHANNEL }));
}

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#version 100
precision mediump float;
// Input vertex attributes (from vertex shader)
varying vec2 fragTexCoord;
varying vec4 fragColor;
// Input uniform values
uniform vec2 iResolution;
uniform sampler2D iChannel0;
const vec4 BLACK = vec4(0.0, 0.0, 0.0, 1.0);
const vec4 WHITE = vec4(1.0, 1.0, 1.0, 1.0);
const float FFT_ROW = 0.0;
const float NUM_OF_BINS = 512.0;
void main()
{
vec2 fragCoord = fragTexCoord*iResolution;
float cellWidth = iResolution.x/NUM_OF_BINS;
float binIndex = floor(fragCoord.x/cellWidth);
float localX = mod(fragCoord.x, cellWidth);
float barWidth = cellWidth - 1.0;
vec4 color = WHITE;
if (localX <= barWidth)
{
float sampleX = (binIndex + 0.5)/NUM_OF_BINS;
vec2 sampleCoord = vec2(sampleX, FFT_ROW);
float amplitude = texture2D(iChannel0, sampleCoord).r; // Only filled the red channel, all channels left open for alternative use
if (fragTexCoord.y < amplitude) color = BLACK;
}
gl_FragColor = color;
}

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@ -0,0 +1,35 @@
#version 120
// Input vertex attributes (from vertex shader)
varying vec2 fragTexCoord;
varying vec4 fragColor;
// Input uniform values
uniform vec2 iResolution;
uniform sampler2D iChannel0;
const vec4 BLACK = vec4(0.0, 0.0, 0.0, 1.0);
const vec4 WHITE = vec4(1.0, 1.0, 1.0, 1.0);
const float FFT_ROW = 0.0;
const float NUM_OF_BINS = 512.0;
void main()
{
vec2 fragCoord = fragTexCoord*iResolution;
float cellWidth = iResolution.x/NUM_OF_BINS;
float binIndex = floor(fragCoord.x/cellWidth);
float localX = mod(fragCoord.x, cellWidth);
float barWidth = cellWidth - 1.0;
vec4 color = WHITE;
if (localX <= barWidth)
{
float sampleX = (binIndex + 0.5)/NUM_OF_BINS;
vec2 sampleCoord = vec2(sampleX, FFT_ROW);
float amplitude = texture2D(iChannel0, sampleCoord).r; // Only filled the red channel, all channels left open for alternative use
if (fragTexCoord.y < amplitude) color = BLACK;
}
gl_FragColor = color;
}

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@ -0,0 +1,35 @@
#version 330
in vec2 fragTexCoord;
in vec4 fragColor;
out vec4 finalColor;
uniform vec2 iResolution;
uniform sampler2D iChannel0;
const vec4 BLACK = vec4(0.0, 0.0, 0.0, 1.0);
const vec4 WHITE = vec4(1.0, 1.0, 1.0, 1.0);
const float FFT_ROW = 0.0;
const float NUM_OF_BINS = 512.0;
void main()
{
vec2 fragCoord = fragTexCoord*iResolution;
float cellWidth = iResolution.x/NUM_OF_BINS;
float binIndex = floor(fragCoord.x/cellWidth);
float localX = mod(fragCoord.x, cellWidth);
float barWidth = cellWidth - 1.0;
vec4 color = WHITE;
if (localX <= barWidth)
{
float sampleX = (binIndex + 0.5)/NUM_OF_BINS;
vec2 sampleCoord = vec2(sampleX, FFT_ROW);
float amplitude = texture(iChannel0, sampleCoord).r; // Only filled the red channel, all channels left open for alternative use
if (fragTexCoord.y < amplitude) color = BLACK;
}
finalColor = color;
}

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@ -23,7 +23,7 @@
//------------------------------------------------------------------------------------
// Program main entry point
//------------------------------------------------------------------------------------
int main ()
int main(void)
{
// Initialization
//--------------------------------------------------------------------------------------
@ -35,9 +35,9 @@ int main ()
Camera2D camera = { 0 };
camera.zoom = 1.0f;
int zoomMode = 0; // 0-Mouse Wheel, 1-Mouse Move
int zoomMode = 0; // 0-Mouse Wheel, 1-Mouse Move
SetTargetFPS(60); // Set our game to run at 60 frames-per-second
SetTargetFPS(60); // Set our game to run at 60 frames-per-second
//--------------------------------------------------------------------------------------
// Main game loop
@ -93,6 +93,7 @@ int main ()
// under the cursor to the screen space point under the cursor at any zoom
camera.target = mouseWorldPos;
}
if (IsMouseButtonDown(MOUSE_BUTTON_RIGHT))
{
// Zoom increment
@ -110,7 +111,6 @@ int main ()
ClearBackground(RAYWHITE);
BeginMode2D(camera);
// Draw the 3d grid, rotated 90 degrees and centered around 0,0
// just so we have something in the XY plane
rlPushMatrix();
@ -121,7 +121,6 @@ int main ()
// Draw a reference circle
DrawCircle(GetScreenWidth()/2, GetScreenHeight()/2, 50, MAROON);
EndMode2D();
// Draw mouse reference
@ -142,5 +141,6 @@ int main ()
//--------------------------------------------------------------------------------------
CloseWindow(); // Close window and OpenGL context
//--------------------------------------------------------------------------------------
return 0;
}

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@ -6,12 +6,12 @@
*
* Example originally created with raylib 5.5, last time updated with raylib 5.5
*
* Example contributed by Agnis Aldins (@nezvers) and reviewed by Ramon Santamaria (@raysan5)
* Example contributed by Agnis Aldiņš (@nezvers) and reviewed by Ramon Santamaria (@raysan5)
*
* Example licensed under an unmodified zlib/libpng license, which is an OSI-certified,
* BSD-like license that allows static linking with closed source software
*
* Copyright (c) 2025 Agnis Aldins (@nezvers)
* Copyright (c) 2025 Agnis Aldiņš (@nezvers)
*
********************************************************************************************/

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@ -2,22 +2,23 @@
*
* raylib [core] example - clipboard text
*
* Example complexity rating: [] 1/4
*
* Example originally created with raylib 5.6-dev, last time updated with raylib 5.6-dev
*
* Example contributed by Robin (@RobinsAviary) and reviewed by Ramon Santamaria (@raysan5)
* Example contributed by Ananth S (@Ananth1839) and reviewed by Ramon Santamaria (@raysan5)
*
* Example licensed under an unmodified zlib/libpng license, which is an OSI-certified,
* BSD-like license that allows static linking with closed source software
*
* Copyright (c) 2025 Robin (@RobinsAviary)
* Copyright (c) 2025 Ananth S (@Ananth1839)
*
********************************************************************************************/
#include "raylib.h"
#include <stdio.h>
#define RAYGUI_IMPLEMENTATION
#include "raygui.h"
#define MAX_TEXT_SAMPLES 5
//------------------------------------------------------------------------------------
// Program main entry point
@ -31,28 +32,32 @@ int main(void)
InitWindow(screenWidth, screenHeight, "raylib [core] example - clipboard text");
const char* clipboardText = NULL;
// Define some sample texts
const char *sampleTexts[MAX_TEXT_SAMPLES] = {
"Hello from raylib!",
"The quick brown fox jumps over the lazy dog",
"Clipboard operations are useful!",
"raylib is a simple and easy-to-use library",
"Copy and paste me!"
};
// List of text the user can switch through and copy
const char* copyableText[] = {"raylib is fun", "hello, clipboard!", "potato chips"};
const char *clipboardText = NULL;
char inputBuffer[256] = "Hello from raylib!"; // Random initial string
unsigned int textIndex = 0;
// UI required variables
bool textBoxEditMode = false;
const char* popupText = NULL;
bool btnCutPressed = false;
bool btnCopyPressed = false;
bool btnPastePressed = false;
bool btnClearPressed = false;
bool btnRandomPressed = false;
// Initialize timers
// The amount of time the pop-up text is on screen, before fading
const float maxTime = 3.0f;
float textTimer = 0.0f;
// The length of time text is offset
const float animMaxTime = 0.1f;
float pasteAnim = 0.0f;
float copyAnim = 0.0f;
int copyAnimMult = 1;
float textAnim = 0.0f;
float textAlpha = 0.0f;
// Offset amount for animations
const int offsetAmount = -4;
// Set UI style
GuiSetStyle(DEFAULT, TEXT_SIZE, 20);
GuiSetIconScale(2);
SetTargetFPS(60); // Set our game to run at 60 frames-per-second
//--------------------------------------------------------------------------------------
// Main game loop
@ -60,95 +65,55 @@ int main(void)
{
// Update
//----------------------------------------------------------------------------------
// Check if the user has pressed the copy/paste key combinations
bool pastePressed = (IsKeyDown(KEY_LEFT_CONTROL) && IsKeyPressed(KEY_V));
bool copyPressed = (IsKeyDown(KEY_LEFT_CONTROL) && IsKeyPressed(KEY_C));
// Update animation timers
if (textTimer > 0) textTimer -= GetFrameTime();
if (pasteAnim > 0) pasteAnim -= GetFrameTime();
if (copyAnim > 0) copyAnim -= GetFrameTime();
if (textAnim > 0) textAnim -= GetFrameTime();
// React to the user pressing paste
if (pastePressed)
// Handle button interactions
if (btnCutPressed)
{
// Most operating systems hide this information until the user presses Ctrl-V on the window.
SetClipboardText(inputBuffer);
clipboardText = GetClipboardText();
inputBuffer[0] = '\0'; // Quick solution to clear text
//memset(inputBuffer, 0, 256); // Clear full buffer properly
}
// Check to see if the clipboard contains an image
// This function does nothing outside of Windows, as it directly calls the Windows API
Image image = GetClipboardImage();
if (IsImageValid(image))
if (btnCopyPressed)
{
SetClipboardText(inputBuffer); // Copy text to clipboard
clipboardText = GetClipboardText(); // Get text from clipboard
}
if (btnPastePressed)
{
// Paste text from clipboard
clipboardText = GetClipboardText();
if (clipboardText != NULL) TextCopy(inputBuffer, clipboardText);
}
if (btnClearPressed)
{
inputBuffer[0] = '\0'; // Quick solution to clear text
//memset(inputBuffer, 0, 256); // Clear full buffer properly
}
if (btnRandomPressed)
{
// Get random text from sample list
TextCopy(inputBuffer, sampleTexts[GetRandomValue(0, MAX_TEXT_SAMPLES - 1)]);
}
// Quick cut/copy/paste with keyboard shortcuts
if (IsKeyDown(KEY_LEFT_CONTROL) || IsKeyDown(KEY_RIGHT_CONTROL))
{
if (IsKeyPressed(KEY_X))
{
// Unload the image
UnloadImage(image);
// Update visuals
popupText = "clipboard contains image";
SetClipboardText(inputBuffer);
inputBuffer[0] = '\0'; // Quick solution to clear text
}
else
if (IsKeyPressed(KEY_C)) SetClipboardText(inputBuffer);
if (IsKeyPressed(KEY_V))
{
// Get text from the user's clipboard
clipboardText = GetClipboardText();
// Update visuals
popupText = "text pasted";
pasteAnim = animMaxTime;
}
// Reset animation values
textTimer = maxTime;
textAnim = animMaxTime;
textAlpha = 1;
}
// React to the user pressing copy
if (copyPressed)
{
// Set the text on the user's clipboard
SetClipboardText(copyableText[textIndex]);
// Reset values
textTimer = maxTime;
textAnim = animMaxTime;
copyAnim = animMaxTime;
copyAnimMult = 1;
textAlpha = 1;
// Update the text that pops up at the bottom of the screen
popupText = "text copied";
}
// Switch to the next item in the list when the user presses up
if (IsKeyPressed(KEY_UP))
{
// Reset animation
copyAnim = animMaxTime;
copyAnimMult = 1;
textIndex += 1;
if (textIndex >= sizeof(copyableText) / sizeof(const char*)) // Length of array
{
// Loop back to the other end
textIndex = 0;
}
}
// Switch to the previous item in the list when the user presses down
if (IsKeyPressed(KEY_DOWN))
{
// Reset animation
copyAnim = animMaxTime;
copyAnimMult = -1;
if (textIndex == 0)
{
// Loop back to the other end
textIndex = (sizeof(copyableText) / sizeof(const char*)) - 1; // Length of array minus one
}
else
{
textIndex -= 1;
if (clipboardText != NULL) TextCopy(inputBuffer, clipboardText);
}
}
//----------------------------------------------------------------------------------
@ -157,43 +122,32 @@ int main(void)
//----------------------------------------------------------------------------------
BeginDrawing();
ClearBackground(RAYWHITE);
ClearBackground(RAYWHITE);
// Draw the user's pasted text, if there is any yet
if (clipboardText)
{
// Offset animation
int offset = 0;
if (pasteAnim > 0) offset = offsetAmount;
// Draw instructions
GuiLabel((Rectangle){ 50, 20, 700, 36 }, "Use the BUTTONS or KEY SHORTCUTS:");
DrawText("[CTRL+X] - CUT | [CTRL+C] COPY | [CTRL+V] | PASTE", 50, 60, 20, MAROON);
// Draw the pasted text
DrawText("pasted clipboard:", 10, 10 + offset, 20, DARKGREEN);
DrawText(clipboardText, 10, 30 + offset, 20, DARKGRAY);
}
// Draw text box
if (GuiTextBox((Rectangle){ 50, 120, 652, 40 }, inputBuffer, 256, textBoxEditMode)) textBoxEditMode = !textBoxEditMode;
// Offset animation
int textOffset = 0;
if (copyAnim > 0) textOffset = offsetAmount;
// Random text button
btnRandomPressed = GuiButton((Rectangle){ 50 + 652 + 8, 120, 40, 40 }, "#77#");
// Draw copyable text and controls
DrawText(copyableText[textIndex], 10, 330 + (textOffset * copyAnimMult), 20, MAROON);
DrawText("up/down to change string, ctrl-c to copy, ctrl-v to paste", 10, 355, 20, DARKGRAY);
// Draw buttons
btnCutPressed = GuiButton((Rectangle){ 50, 180, 158, 40 }, "#17#CUT");
btnCopyPressed = GuiButton((Rectangle){ 50 + 165, 180, 158, 40 }, "#16#COPY");
btnPastePressed = GuiButton((Rectangle){ 50 + 165*2, 180, 158, 40 }, "#18#PASTE");
btnClearPressed = GuiButton((Rectangle){ 50 + 165*3, 180, 158, 40 }, "#143#CLEAR");
// Alpha / Offset animation
if (textAlpha > 0)
{
// Offset animation
int offset = 0;
if (textAnim > 0) offset = offsetAmount;
// Draw pop up text
DrawText(popupText, 10, 425 + offset, 20, ColorAlpha(DARKGREEN, textAlpha));
// Fade-out animation
if (textTimer < 0)
{
textAlpha -= GetFrameTime();
}
}
// Draw clipboard status
GuiSetState(STATE_DISABLED);
GuiLabel((Rectangle){ 50, 260, 700, 40 }, "Clipboard current text data:");
GuiSetStyle(TEXTBOX, TEXT_READONLY, 1);
GuiTextBox((Rectangle){ 50, 300, 700, 40 }, (char *)clipboardText, 256, false);
GuiSetStyle(TEXTBOX, TEXT_READONLY, 0);
GuiLabel((Rectangle){ 50, 360, 700, 40 }, "Try copying text from other applications and pasting here!");
GuiSetState(STATE_NORMAL);
EndDrawing();
//----------------------------------------------------------------------------------
@ -205,4 +159,4 @@ int main(void)
//--------------------------------------------------------------------------------------
return 0;
}
}

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/*******************************************************************************************
*
* raylib [core] example - compute hash
*
* Example complexity rating: [] 2/4
*
* Example originally created with raylib 5.6-dev, last time updated with raylib 5.6-dev
*
* Example licensed under an unmodified zlib/libpng license, which is an OSI-certified,
* BSD-like license that allows static linking with closed source software
*
* Copyright (c) 2025 Ramon Santamaria (@raysan5)
*
********************************************************************************************/
#include "raylib.h"
#define RAYGUI_IMPLEMENTATION
#include "raygui.h"
//----------------------------------------------------------------------------------
// Module Functions Declaration
//----------------------------------------------------------------------------------
static char *GetDataAsHexText(const unsigned int *data, int dataSize);
//------------------------------------------------------------------------------------
// Program main entry point
//------------------------------------------------------------------------------------
int main(void)
{
// Initialization
//--------------------------------------------------------------------------------------
const int screenWidth = 800;
const int screenHeight = 450;
InitWindow(screenWidth, screenHeight, "raylib [core] example - compute hash");
// UI controls variables
char textInput[96] = "The quick brown fox jumps over the lazy dog.";
bool textBoxEditMode = false;
bool btnComputeHashes = false;
// Data hash values
unsigned int hashCRC32 = 0;
unsigned int *hashMD5 = NULL;
unsigned int *hashSHA1 = NULL;
unsigned int *hashSHA256 = NULL;
// Base64 encoded data
char *base64Text = NULL;
int base64TextSize = 0;
SetTargetFPS(60);
//--------------------------------------------------------------------------------------
// Main game loop
while (!WindowShouldClose()) // Detect window close button or ESC key
{
// Update
//----------------------------------------------------------------------------------
if (btnComputeHashes)
{
int textInputLen = strlen(textInput);
// Encode data to Base64 string (includes NULL terminator), memory must be MemFree()
base64Text = EncodeDataBase64((unsigned char *)textInput, textInputLen, &base64TextSize);
hashCRC32 = ComputeCRC32((unsigned char *)textInput, textInputLen); // Compute CRC32 hash code (4 bytes)
hashMD5 = ComputeMD5((unsigned char *)textInput, textInputLen); // Compute MD5 hash code, returns static int[4] (16 bytes)
hashSHA1 = ComputeSHA1((unsigned char *)textInput, textInputLen); // Compute SHA1 hash code, returns static int[5] (20 bytes)
hashSHA256 = ComputeSHA256((unsigned char *)textInput, textInputLen); // Compute SHA256 hash code, returns static int[8] (32 bytes)
}
//----------------------------------------------------------------------------------
// Draw
//----------------------------------------------------------------------------------
BeginDrawing();
ClearBackground(RAYWHITE);
GuiSetStyle(DEFAULT, TEXT_SIZE, 20);
GuiSetStyle(DEFAULT, TEXT_SPACING, 2);
GuiLabel((Rectangle){ 40, 26, 720, 32 }, "INPUT DATA (TEXT):");
GuiSetStyle(DEFAULT, TEXT_SPACING, 1);
GuiSetStyle(DEFAULT, TEXT_SIZE, 10);
if (GuiTextBox((Rectangle){ 40, 64, 720, 32 }, textInput, 95, textBoxEditMode)) textBoxEditMode = !textBoxEditMode;
btnComputeHashes = GuiButton((Rectangle){ 40, 64 + 40, 720, 32 }, "COMPUTE INPUT DATA HASHES");
GuiSetStyle(DEFAULT, TEXT_SIZE, 20);
GuiSetStyle(DEFAULT, TEXT_SPACING, 2);
GuiLabel((Rectangle){ 40, 160, 720, 32 }, "INPUT DATA HASH VALUES:");
GuiSetStyle(DEFAULT, TEXT_SPACING, 1);
GuiSetStyle(DEFAULT, TEXT_SIZE, 10);
GuiSetStyle(TEXTBOX, TEXT_READONLY, 1);
GuiLabel((Rectangle){ 40, 200, 120, 32 }, "CRC32 [32 bit]:");
GuiTextBox((Rectangle){ 40 + 120, 200, 720 - 120, 32 }, GetDataAsHexText(&hashCRC32, 1), 120, false);
GuiLabel((Rectangle){ 40, 200 + 36, 120, 32 }, "MD5 [128 bit]:");
GuiTextBox((Rectangle){ 40 + 120, 200 + 36, 720 - 120, 32 }, GetDataAsHexText(hashMD5, 4), 120, false);
GuiLabel((Rectangle){ 40, 200 + 36*2, 120, 32 }, "SHA1 [160 bit]:");
GuiTextBox((Rectangle){ 40 + 120, 200 + 36*2, 720 - 120, 32 }, GetDataAsHexText(hashSHA1, 5), 120, false);
GuiLabel((Rectangle){ 40, 200 + 36*3, 120, 32 }, "SHA256 [256 bit]:");
GuiTextBox((Rectangle){ 40 + 120, 200 + 36*3, 720 - 120, 32 }, GetDataAsHexText(hashSHA256, 8), 120, false);
GuiSetState(STATE_FOCUSED);
GuiLabel((Rectangle){ 40, 200 + 36*5 - 30, 320, 32 }, "BONUS - BAS64 ENCODED STRING:");
GuiSetState(STATE_NORMAL);
GuiLabel((Rectangle){ 40, 200 + 36*5, 120, 32 }, "BASE64 ENCODING:");
GuiTextBox((Rectangle){ 40 + 120, 200 + 36*5, 720 - 120, 32 }, base64Text, 120, false);
GuiSetStyle(TEXTBOX, TEXT_READONLY, 0);
EndDrawing();
//----------------------------------------------------------------------------------
}
// De-Initialization
//--------------------------------------------------------------------------------------
MemFree(base64Text); // Free Base64 text data
CloseWindow(); // Close window and OpenGL context
//--------------------------------------------------------------------------------------
return 0;
}
//----------------------------------------------------------------------------------
// Module Functions Definition
//----------------------------------------------------------------------------------
static char *GetDataAsHexText(const unsigned int *data, int dataSize)
{
static char text[128] = { 0 };
memset(text, 0, 128);
if ((data != NULL) && (dataSize > 0) && (dataSize < ((128/8) - 1)))
{
for (int i = 0; i < dataSize; i++) TextCopy(text + i*8, TextFormat("%08X", data[i]));
}
else TextCopy(text, "00000000");
return text;
}

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@ -17,11 +17,11 @@
#include "raylib.h"
#include <stdio.h> // Required for: fopen(), fclose(), fputc(), fwrite(), printf(), fprintf(), funopen()
#include <time.h> // Required for: time_t, tm, time(), localtime(), strftime()
#include <stdio.h> // Required for: printf(), vprintf(), fprintf()
#include <time.h> // Required for: time_t, tm, time(), localtime(), strftime()
// Custom logging function
void CustomLog(int msgType, const char *text, va_list args)
void CustomTraceLog(int msgType, const char *text, va_list args)
{
char timeStr[64] = { 0 };
time_t now = time(NULL);
@ -54,7 +54,7 @@ int main(void)
const int screenHeight = 450;
// Set custom logger
SetTraceLogCallback(CustomLog);
SetTraceLogCallback(CustomTraceLog);
InitWindow(screenWidth, screenHeight, "raylib [core] example - custom logging");

View File

@ -59,7 +59,7 @@ int main(void)
// GetFrameTime() returns the time it took to draw the last frame, in seconds (usually called delta time)
// Uses the delta time to make the circle look like it's moving at a "consistent" speed regardless of FPS
// Multiply by 6.0 (an arbitrary value) in order to make the speed
// Multiply by 6.0 (an arbitrary value) in order to make the speed
// visually closer to the other circle (at 60 fps), for comparison
deltaCircle.x += GetFrameTime()*6.0f*speed;
// This circle can move faster or slower visually depending on the FPS
@ -68,7 +68,7 @@ int main(void)
// If either circle is off the screen, reset it back to the start
if (deltaCircle.x > screenWidth) deltaCircle.x = 0;
if (frameCircle.x > screenWidth) frameCircle.x = 0;
// Reset both circles positions
if (IsKeyPressed(KEY_R))
{

View File

@ -20,9 +20,7 @@
#define RAYGUI_IMPLEMENTATION
#include "raygui.h" // Required for GUI controls
#include <string.h> // Required for: strcpy()
#define MAX_FILEPATH_SIZE 2048
#define MAX_FILEPATH_SIZE 1024
//------------------------------------------------------------------------------------
// Program main entry point
@ -53,12 +51,10 @@ int main(void)
//----------------------------------------------------------------------------------
if (btnBackPressed)
{
strcpy(directory, GetPrevDirectoryPath(directory));
TextCopy(directory, GetPrevDirectoryPath(directory));
UnloadDirectoryFiles(files);
files = LoadDirectoryFiles(directory);
}
//----------------------------------------------------------------------------------
// Draw
@ -68,19 +64,20 @@ int main(void)
DrawText(directory, 100, 40, 20, DARKGRAY);
btnBackPressed = GuiButton((Rectangle){ 40.0f, 40.0f, 20, 20 }, "<");
btnBackPressed = GuiButton((Rectangle){ 40.0f, 38.0f, 48, 24 }, "<");
for (int i = 0; i < (int)files.count; i++)
{
Color color = Fade(LIGHTGRAY, 0.3f);
if (!IsPathFile(files.paths[i]))
if (!IsPathFile(files.paths[i]) && DirectoryExists(files.paths[i]))
{
if (GuiButton((Rectangle){0.0f, 85.0f + 40.0f*(float)i, screenWidth, 40}, ""))
{
strcpy(directory, files.paths[i]);
TextCopy(directory, files.paths[i]);
UnloadDirectoryFiles(files);
files = LoadDirectoryFiles(directory);
continue;
}
}

View File

@ -27,9 +27,10 @@ int main(void)
const int screenWidth = 800;
const int screenHeight = 450;
SetConfigFlags(FLAG_WINDOW_HIGHDPI | FLAG_WINDOW_RESIZABLE);
InitWindow(screenWidth, screenHeight, "raylib [core] example - highdpi testbed");
// TODO: Load resources / Initialize variables at this point
int gridSpacing = 40; // Grid spacing in pixels
SetTargetFPS(60);
//--------------------------------------------------------------------------------------
@ -48,11 +49,12 @@ int main(void)
ClearBackground(RAYWHITE);
// TODO: Draw everything that requires to be drawn at this point
// Draw grid
for (int h = 0; h < 20; h++) DrawLine(0, h*gridSpacing, GetRenderWidth(), h*gridSpacing, LIGHTGRAY);
for (int v = 0; v < 40; v++) DrawLine(v*gridSpacing, 0, v*gridSpacing, GetScreenHeight(), LIGHTGRAY);
DrawLineEx((Vector2){ 0, 0 }, (Vector2){ screenWidth, screenHeight }, 2.0f, RED);
DrawLineEx((Vector2){ 0, screenHeight }, (Vector2){ screenWidth, 0 }, 2.0f, RED);
DrawText("example base code template", 260, 400, 20, LIGHTGRAY);
// Draw UI info
DrawText(TextFormat("SCREEN SIZE: %ix%i", GetScreenWidth(), GetScreenHeight()), 10, 10, 20, BLACK);
EndDrawing();
//----------------------------------------------------------------------------------

View File

@ -17,7 +17,7 @@
// Simple example for decoding input as actions, allowing remapping of input to different keys or gamepad buttons
// For example instead of using `IsKeyDown(KEY_LEFT)`, you can use `IsActionDown(ACTION_LEFT)`
// which can be reassigned to e.g. KEY_A and also assigned to a gamepad button. the action will trigger with either gamepad or keys
// which can be reassigned to e.g. KEY_A and also assigned to a gamepad button. the action will trigger with either gamepad or keys
#include "raylib.h"
@ -44,7 +44,7 @@ typedef struct ActionInput {
// Global Variables Definition
//----------------------------------------------------------------------------------
static int gamepadIndex = 0; // Gamepad default index
static ActionInput actionInputs[MAX_ACTION] = { 0 };
static ActionInput actionInputs[MAX_ACTION] = { 0 };
//----------------------------------------------------------------------------------
// Module Functions Declaration
@ -67,14 +67,15 @@ int main(void)
const int screenHeight = 450;
InitWindow(screenWidth, screenHeight, "raylib [core] example - input actions");
// Set default actions
// Set default actions
char actionSet = 0;
SetActionsDefault();
bool releaseAction = false;
Vector2 position = (Vector2){ 400.0f, 200.0f };
Vector2 size = (Vector2){ 40.0f, 40.0f };
SetTargetFPS(60);
//--------------------------------------------------------------------------------------
@ -83,7 +84,8 @@ int main(void)
{
// Update
//----------------------------------------------------------------------------------
gamepadIndex = 0; // set this to gamepad being checked
gamepadIndex = 0; // Set gamepad being checked
if (IsActionDown(ACTION_UP)) position.y -= 2;
if (IsActionDown(ACTION_DOWN)) position.y += 2;
if (IsActionDown(ACTION_LEFT)) position.x -= 2;
@ -94,7 +96,11 @@ int main(void)
position.y = (screenHeight-size.y)/2;
}
// Switch control scheme by pressing TAB
// Register release action for one frame
releaseAction = false;
if (IsActionReleased(ACTION_FIRE)) releaseAction = true;
// Switch control scheme by pressing TAB
if (IsKeyPressed(KEY_TAB))
{
actionSet = !actionSet;
@ -109,8 +115,8 @@ int main(void)
ClearBackground(GRAY);
DrawRectangleV(position, size, RED);
DrawRectangleV(position, size, releaseAction? BLUE : RED);
DrawText((actionSet == 0)? "Current input set: WASD (default)" : "Current input set: Cursor", 10, 10, 20, WHITE);
DrawText("Use TAB key to toggles Actions keyset", 10, 50, 20, GREEN);
@ -134,9 +140,9 @@ int main(void)
static bool IsActionPressed(int action)
{
bool result = false;
if (action < MAX_ACTION) result = (IsKeyPressed(actionInputs[action].key) || IsGamepadButtonPressed(gamepadIndex, actionInputs[action].button));
return result;
}
@ -145,20 +151,20 @@ static bool IsActionPressed(int action)
static bool IsActionReleased(int action)
{
bool result = false;
if (action < MAX_ACTION) result = (IsKeyReleased(actionInputs[action].key) || IsGamepadButtonReleased(gamepadIndex, actionInputs[action].button));
return result;
}
// Check action key/button down
// NOTE: Combines key down and gamepad button down in one action
static bool IsActionDown(int action)
static bool IsActionDown(int action)
{
bool result = false;
if (action < MAX_ACTION) result = (IsKeyDown(actionInputs[action].key) || IsGamepadButtonDown(gamepadIndex, actionInputs[action].button));
return result;
}

View File

@ -51,6 +51,8 @@ int main(void)
const float leftTriggerDeadzone = -0.9f;
const float rightTriggerDeadzone = -0.9f;
Rectangle vibrateButton = { 0 };
SetTargetFPS(60); // Set our game to run at 60 frames-per-second
//--------------------------------------------------------------------------------------
@ -61,7 +63,12 @@ int main(void)
{
// Update
//----------------------------------------------------------------------------------
// ...
if (IsKeyPressed(KEY_LEFT) && gamepad > 0) gamepad--;
if (IsKeyPressed(KEY_RIGHT)) gamepad++;
Vector2 mousePosition = GetMousePosition();
vibrateButton = (Rectangle){ 10, 70 + 20*GetGamepadAxisCount(gamepad) + 20, 75, 24 };
if (IsMouseButtonPressed(MOUSE_BUTTON_LEFT) && CheckCollisionPointRec(mousePosition, vibrateButton)) SetGamepadVibration(gamepad, 1.0, 1.0, 1.0);
//----------------------------------------------------------------------------------
// Draw
@ -70,9 +77,6 @@ int main(void)
ClearBackground(RAYWHITE);
if (IsKeyPressed(KEY_LEFT) && gamepad > 0) gamepad--;
if (IsKeyPressed(KEY_RIGHT)) gamepad++;
if (IsGamepadAvailable(gamepad))
{
DrawText(TextFormat("GP%d: %s", gamepad, GetGamepadName(gamepad)), 10, 10, 10, BLACK);
@ -93,7 +97,8 @@ int main(void)
if (leftTrigger < leftTriggerDeadzone) leftTrigger = -1.0f;
if (rightTrigger < rightTriggerDeadzone) rightTrigger = -1.0f;
if (TextFindIndex(TextToLower(GetGamepadName(gamepad)), XBOX_ALIAS_1) > -1 || TextFindIndex(TextToLower(GetGamepadName(gamepad)), XBOX_ALIAS_2) > -1)
if ((TextFindIndex(TextToLower(GetGamepadName(gamepad)), XBOX_ALIAS_1) > -1) ||
(TextFindIndex(TextToLower(GetGamepadName(gamepad)), XBOX_ALIAS_2) > -1))
{
DrawTexture(texXboxPad, 0, 0, DARKGRAY);
@ -125,16 +130,14 @@ int main(void)
if (IsGamepadButtonDown(gamepad, GAMEPAD_BUTTON_LEFT_THUMB)) leftGamepadColor = RED;
DrawCircle(259, 152, 39, BLACK);
DrawCircle(259, 152, 34, LIGHTGRAY);
DrawCircle(259 + (int)(leftStickX*20),
152 + (int)(leftStickY*20), 25, leftGamepadColor);
DrawCircle(259 + (int)(leftStickX*20), 152 + (int)(leftStickY*20), 25, leftGamepadColor);
// Draw axis: right joystick
Color rightGamepadColor = BLACK;
if (IsGamepadButtonDown(gamepad, GAMEPAD_BUTTON_RIGHT_THUMB)) rightGamepadColor = RED;
DrawCircle(461, 237, 38, BLACK);
DrawCircle(461, 237, 33, LIGHTGRAY);
DrawCircle(461 + (int)(rightStickX*20),
237 + (int)(rightStickY*20), 25, rightGamepadColor);
DrawCircle(461 + (int)(rightStickX*20), 237 + (int)(rightStickY*20), 25, rightGamepadColor);
// Draw axis: left-right triggers
DrawRectangle(170, 30, 15, 70, GRAY);
@ -177,16 +180,14 @@ int main(void)
if (IsGamepadButtonDown(gamepad, GAMEPAD_BUTTON_LEFT_THUMB)) leftGamepadColor = RED;
DrawCircle(319, 255, 35, BLACK);
DrawCircle(319, 255, 31, LIGHTGRAY);
DrawCircle(319 + (int)(leftStickX*20),
255 + (int)(leftStickY*20), 25, leftGamepadColor);
DrawCircle(319 + (int)(leftStickX*20), 255 + (int)(leftStickY*20), 25, leftGamepadColor);
// Draw axis: right joystick
Color rightGamepadColor = BLACK;
if (IsGamepadButtonDown(gamepad, GAMEPAD_BUTTON_RIGHT_THUMB)) rightGamepadColor = RED;
DrawCircle(475, 255, 35, BLACK);
DrawCircle(475, 255, 31, LIGHTGRAY);
DrawCircle(475 + (int)(rightStickX*20),
255 + (int)(rightStickY*20), 25, rightGamepadColor);
DrawCircle(475 + (int)(rightStickX*20), 255 + (int)(rightStickY*20), 25, rightGamepadColor);
// Draw axis: left-right triggers
DrawRectangle(169, 48, 15, 70, GRAY);
@ -196,7 +197,6 @@ int main(void)
}
else
{
// Draw background: generic
DrawRectangleRounded((Rectangle){ 175, 110, 460, 220}, 0.3f, 16, DARKGRAY);
@ -237,23 +237,20 @@ int main(void)
if (IsGamepadButtonDown(gamepad, GAMEPAD_BUTTON_LEFT_THUMB)) leftGamepadColor = RED;
DrawCircle(345, 260, 40, BLACK);
DrawCircle(345, 260, 35, LIGHTGRAY);
DrawCircle(345 + (int)(leftStickX*20),
260 + (int)(leftStickY*20), 25, leftGamepadColor);
DrawCircle(345 + (int)(leftStickX*20), 260 + (int)(leftStickY*20), 25, leftGamepadColor);
// Draw axis: right joystick
Color rightGamepadColor = BLACK;
if (IsGamepadButtonDown(gamepad, GAMEPAD_BUTTON_RIGHT_THUMB)) rightGamepadColor = RED;
DrawCircle(465, 260, 40, BLACK);
DrawCircle(465, 260, 35, LIGHTGRAY);
DrawCircle(465 + (int)(rightStickX*20),
260 + (int)(rightStickY*20), 25, rightGamepadColor);
DrawCircle(465 + (int)(rightStickX*20), 260 + (int)(rightStickY*20), 25, rightGamepadColor);
// Draw axis: left-right triggers
DrawRectangle(151, 110, 15, 70, GRAY);
DrawRectangle(644, 110, 15, 70, GRAY);
DrawRectangle(151, 110, 15, (int)(((1 + leftTrigger)/2)*70), RED);
DrawRectangle(644, 110, 15, (int)(((1 + rightTrigger)/2)*70), RED);
}
DrawText(TextFormat("DETECTED AXIS [%i]:", GetGamepadAxisCount(gamepad)), 10, 50, 10, MAROON);
@ -263,13 +260,16 @@ int main(void)
DrawText(TextFormat("AXIS %i: %.02f", i, GetGamepadAxisMovement(gamepad, i)), 20, 70 + 20*i, 10, DARKGRAY);
}
// Draw vibrate button
DrawRectangleRec(vibrateButton, SKYBLUE);
DrawText("VIBRATE", vibrateButton.x + 14, vibrateButton.y + 1, 10, DARKGRAY);
if (GetGamepadButtonPressed() != GAMEPAD_BUTTON_UNKNOWN) DrawText(TextFormat("DETECTED BUTTON: %i", GetGamepadButtonPressed()), 10, 430, 10, RED);
else DrawText("DETECTED BUTTON: NONE", 10, 430, 10, GRAY);
}
else
{
DrawText(TextFormat("GP%d: NOT DETECTED", gamepad), 10, 10, 10, GRAY);
DrawTexture(texXboxPad, 0, 0, LIGHTGRAY);
}

View File

@ -118,4 +118,6 @@ int main(void)
//--------------------------------------------------------------------------------------
CloseWindow(); // Close window and OpenGL context
//--------------------------------------------------------------------------------------
return 0;
}

View File

@ -22,9 +22,9 @@
#define GESTURE_LOG_SIZE 20
#define MAX_TOUCH_COUNT 32
//----------------------------------------------------------------------------------
//------------------------------------------------------------------------------------
// Module Functions Declaration
//----------------------------------------------------------------------------------
//------------------------------------------------------------------------------------
static char const *GetGestureName(int gesture); // Get text string for gesture value
static Color GetGestureColor(int gesture); // Get color for gesture value
@ -69,7 +69,6 @@ int main(void)
float angleLength = 90.0f;
float currentAngleDegrees = 0.0f;
Vector2 finalVector = { 0.0f, 0.0f };
char currentAngleStr[7] = "";
Vector2 protractorPosition = { 266.0f, 315.0f };
SetTargetFPS(60); // Set our game to run at 60 frames-per-second
@ -203,7 +202,7 @@ int main(void)
DrawText("Log", (int)gestureLogPosition.x, (int)gestureLogPosition.y, 20, BLACK);
// Loop in both directions to print the gesture log array in the inverted order (and looping around if the index started somewhere in the middle)
for (i = 0, ii = gestureLogIndex; i < GESTURE_LOG_SIZE; i++, ii = (ii + 1) % GESTURE_LOG_SIZE) DrawText(gestureLog[ii], (int)gestureLogPosition.x, (int)gestureLogPosition.y + 410 - i*20, 20, (i == 0 ? gestureColor : LIGHTGRAY));
for (i = 0, ii = gestureLogIndex; i < GESTURE_LOG_SIZE; i++, ii = (ii + 1)%GESTURE_LOG_SIZE) DrawText(gestureLog[ii], (int)gestureLogPosition.x, (int)gestureLogPosition.y + 410 - i*20, 20, (i == 0 ? gestureColor : LIGHTGRAY));
Color logButton1Color, logButton2Color;
switch (logMode)
{

View File

@ -40,14 +40,8 @@ int main(void)
//----------------------------------------------------------------------------------
if (IsKeyPressed(KEY_H))
{
if (IsCursorHidden())
{
ShowCursor();
}
else
{
HideCursor();
}
if (IsCursorHidden()) ShowCursor();
else HideCursor();
}
ballPosition = GetMousePosition();

View File

@ -46,7 +46,7 @@ int main(void)
// Clamp touch points available ( set the maximum touch points allowed )
if (tCount > MAX_TOUCH_POINTS) tCount = MAX_TOUCH_POINTS;
// Get touch points positions
for (int i = 0; i < tCount; ++i) touchPositions[i] = GetTouchPosition(i);
for (int i = 0; i < tCount; i++) touchPositions[i] = GetTouchPosition(i);
//----------------------------------------------------------------------------------
// Draw
@ -55,7 +55,7 @@ int main(void)
ClearBackground(RAYWHITE);
for (int i = 0; i < tCount; ++i)
for (int i = 0; i < tCount; i++)
{
// Make sure point is not (0, 0) as this means there is no touch for it
if ((touchPositions[i].x > 0) && (touchPositions[i].y > 0))

View File

@ -6,7 +6,7 @@
*
* Example originally created with raylib 5.0, last time updated with raylib 5.0
*
* Example contributed by GreenSnakeLinux (@GreenSnakeLinux),
* Example contributed by GreenSnakeLinux (@GreenSnakeLinux),
* reviewed by Ramon Santamaria (@raysan5), oblerion (@oblerion) and danilwhale (@danilwhale)
*
* Example licensed under an unmodified zlib/libpng license, which is an OSI-certified,
@ -86,7 +86,7 @@ int main(void)
pressedButton = BUTTON_NONE;
// Make sure user is pressing left mouse button if they're from desktop
if ((GetTouchPointCount() > 0) ||
if ((GetTouchPointCount() > 0) ||
((GetTouchPointCount() == 0) && IsMouseButtonDown(MOUSE_BUTTON_LEFT)))
{
// Find nearest D-Pad button to the input position
@ -113,7 +113,7 @@ int main(void)
default: break;
};
//--------------------------------------------------------------------------
// Draw
//--------------------------------------------------------------------------
BeginDrawing();

View File

@ -40,10 +40,9 @@ int main(void)
const int screenWidth = 800;
const int screenHeight = 450;
MonitorInfo monitors[MAX_MONITORS] = { 0 };
InitWindow(screenWidth, screenHeight, "raylib [core] example - monitor detector");
MonitorInfo monitors[MAX_MONITORS] = { 0 };
int currentMonitorIndex = GetCurrentMonitor();
int monitorCount = 0;
@ -55,7 +54,6 @@ int main(void)
{
// Update
//----------------------------------------------------------------------------------
// Variables to find the max x and Y to calculate the scale
int maxWidth = 1;
int maxHeight = 1;
@ -68,42 +66,40 @@ int main(void)
for (int i = 0; i < monitorCount; i++)
{
monitors[i] = (MonitorInfo){
GetMonitorPosition(i),
GetMonitorName(i),
GetMonitorPosition(i),
GetMonitorName(i),
GetMonitorWidth(i),
GetMonitorHeight(i),
GetMonitorPhysicalWidth(i),
GetMonitorPhysicalHeight(i),
GetMonitorRefreshRate(i)
};
if (monitors[i].position.x < monitorOffsetX) monitorOffsetX = (int)monitors[i].position.x*-1;
if (monitors[i].position.x < monitorOffsetX) monitorOffsetX = -(int)monitors[i].position.x;
const int width = (int)monitors[i].position.x + monitors[i].width;
const int height = (int)monitors[i].position.y + monitors[i].height;
if (maxWidth < width) maxWidth = width;
if (maxHeight < height) maxHeight = height;
}
if (IsKeyPressed(KEY_ENTER) && monitorCount > 1)
if (IsKeyPressed(KEY_ENTER) && (monitorCount > 1))
{
currentMonitorIndex += 1;
// Set index to 0 if the last one
if(currentMonitorIndex == monitorCount) currentMonitorIndex = 0;
if (currentMonitorIndex == monitorCount) currentMonitorIndex = 0;
SetWindowMonitor(currentMonitorIndex); // Move window to currentMonitorIndex
}
else
{
// Get currentMonitorIndex if manually moved
currentMonitorIndex = GetCurrentMonitor();
}
else currentMonitorIndex = GetCurrentMonitor(); // Get currentMonitorIndex if manually moved
float monitorScale = 0.6f;
float monitorScale = 0.6f;
if(maxHeight > maxWidth + monitorOffsetX) monitorScale *= ((float)screenHeight/(float)maxHeight);
if (maxHeight > (maxWidth + monitorOffsetX)) monitorScale *= ((float)screenHeight/(float)maxHeight);
else monitorScale *= ((float)screenWidth/(float)(maxWidth + monitorOffsetX));
//----------------------------------------------------------------------------------
// Draw
//----------------------------------------------------------------------------------
@ -120,18 +116,18 @@ int main(void)
{
// Calculate retangle position and size using monitorScale
const Rectangle rec = (Rectangle){
(monitors[i].position.x + monitorOffsetX) * monitorScale + 140,
monitors[i].position.y * monitorScale + 80,
monitors[i].width * monitorScale,
monitors[i].height * monitorScale
(monitors[i].position.x + monitorOffsetX)*monitorScale + 140,
monitors[i].position.y*monitorScale + 80,
monitors[i].width*monitorScale,
monitors[i].height*monitorScale
};
// Draw monitor name and information inside the rectangle
DrawText(TextFormat("[%i] %s", i, monitors[i].name), (int)rec.x + 10, (int)rec.y + (int)(100*monitorScale), (int)(120*monitorScale), BLUE);
DrawText(
TextFormat("Resolution: [%ipx x %ipx]\nRefreshRate: [%ihz]\nPhysical Size: [%imm x %imm]\nPosition: %3.0f x %3.0f",
monitors[i].width,
monitors[i].height,
TextFormat("Resolution: [%ipx x %ipx]\nRefreshRate: [%ihz]\nPhysical Size: [%imm x %imm]\nPosition: %3.0f x %3.0f",
monitors[i].width,
monitors[i].height,
monitors[i].refreshRate,
monitors[i].physicalWidth,
monitors[i].physicalHeight,
@ -146,16 +142,11 @@ int main(void)
Vector2 windowPosition = (Vector2){ (GetWindowPosition().x + monitorOffsetX)*monitorScale + 140, GetWindowPosition().y*monitorScale + 80 };
// Draw window position based on monitors
DrawRectangleV(windowPosition, (Vector2){screenWidth * monitorScale, screenHeight * monitorScale}, Fade(GREEN, 0.5));
DrawRectangleV(windowPosition, (Vector2){screenWidth*monitorScale, screenHeight*monitorScale}, Fade(GREEN, 0.5));
}
else
{
DrawRectangleLinesEx(rec, 5, GRAY);
}
else DrawRectangleLinesEx(rec, 5, GRAY);
}
EndDrawing();
//----------------------------------------------------------------------------------
}

View File

@ -2,12 +2,10 @@
*
* raylib [core] example - screen recording
*
* Example complexity rating: [] 1/4
* Example complexity rating: [] 2/4
*
* Example originally created with raylib 5.6-dev, last time updated with raylib 5.6-dev
*
* Example contributed by Ramon Santamaria (@raysan5) and reviewed by Ramon Santamaria (@raysan5)
*
* Example licensed under an unmodified zlib/libpng license, which is an OSI-certified,
* BSD-like license that allows static linking with closed source software
*
@ -17,6 +15,16 @@
#include "raylib.h"
// Using msf_gif library to record frames into GIF
#define MSF_GIF_IMPL
#include "msf_gif.h" // GIF recording functionality
#include <math.h> // Required for: sinf()
#define GIF_RECORD_FRAMERATE 5 // Record framerate, we get a frame every N frames
#define MAX_SINEWAVE_POINTS 256
//------------------------------------------------------------------------------------
// Program main entry point
//------------------------------------------------------------------------------------
@ -29,7 +37,20 @@ int main(void)
InitWindow(screenWidth, screenHeight, "raylib [core] example - screen recording");
// TODO: Load resources / Initialize variables at this point
bool gifRecording = false; // GIF recording state
unsigned int gifFrameCounter = 0; // GIF frames counter
MsfGifState gifState = { 0 }; // MSGIF context state
Vector2 circlePosition = { 0.0f, screenHeight/2.0f };
float timeCounter = 0.0f;
// Get sine wave points for line drawing
Vector2 sinePoints[MAX_SINEWAVE_POINTS] = { 0 };
for (int i = 0; i < MAX_SINEWAVE_POINTS; i++)
{
sinePoints[i].x = i*GetScreenWidth()/180.0f;
sinePoints[i].y = screenHeight/2.0f + 150*sinf((2*PI/1.5f)*(1.0f/60.0f)*(float)i); // Calculate for 60 fps
}
SetTargetFPS(60);
//--------------------------------------------------------------------------------------
@ -39,7 +60,59 @@ int main(void)
{
// Update
//----------------------------------------------------------------------------------
// TODO: Update variables / Implement example logic at this point
// Update circle sinusoidal movement
timeCounter += GetFrameTime();
circlePosition.x += GetScreenWidth()/180.0f;
circlePosition.y = screenHeight/2.0f + 150*sinf((2*PI/1.5f)*timeCounter);
if (circlePosition.x > screenWidth)
{
circlePosition.x = 0.0f;
circlePosition.y = screenHeight/2.0f;
timeCounter = 0.0f;
}
// Start-Stop GIF recording on CTRL+R
if (IsKeyDown(KEY_LEFT_CONTROL) && IsKeyPressed(KEY_R))
{
if (gifRecording)
{
// Stop current recording and save file
gifRecording = false;
MsfGifResult result = msf_gif_end(&gifState);
SaveFileData(TextFormat("%s/screenrecording.gif", GetApplicationDirectory()), result.data, (unsigned int)result.dataSize);
msf_gif_free(result);
TraceLog(LOG_INFO, "Finish animated GIF recording");
}
else
{
// Start a new recording
gifRecording = true;
gifFrameCounter = 0;
msf_gif_begin(&gifState, GetRenderWidth(), GetRenderHeight());
TraceLog(LOG_INFO, "Start animated GIF recording");
}
}
if (gifRecording)
{
gifFrameCounter++;
// NOTE: We record one gif frame depending on the desired gif framerate
if (gifFrameCounter > GIF_RECORD_FRAMERATE)
{
// Get image data for the current frame (from backbuffer)
// WARNING: This process is quite slow, it can generate stuttering
Image imScreen = LoadImageFromScreen();
// Add the frame to the gif recording, providing and "estimated" time for display in centiseconds
msf_gif_frame(&gifState, imScreen.data, (int)((1.0f/60.0f)*GIF_RECORD_FRAMERATE)/10, 16, imScreen.width*4);
gifFrameCounter = 0;
UnloadImage(imScreen); // Free image data
}
}
//----------------------------------------------------------------------------------
// Draw
@ -48,20 +121,43 @@ int main(void)
ClearBackground(RAYWHITE);
// TODO: Draw everything that requires to be drawn at this point
for (int i = 0; i < (MAX_SINEWAVE_POINTS - 1); i++)
{
DrawLineV(sinePoints[i], sinePoints[i + 1], MAROON);
DrawCircleV(sinePoints[i], 3, MAROON);
}
DrawLineEx((Vector2){ 0, 0 }, (Vector2){ screenWidth, screenHeight }, 2.0f, RED);
DrawLineEx((Vector2){ 0, screenHeight }, (Vector2){ screenWidth, 0 }, 2.0f, RED);
DrawText("example base code template", 260, 400, 20, LIGHTGRAY);
DrawCircleV(circlePosition, 30, RED);
DrawFPS(10, 10);
/*
// Draw record indicator
// WARNING: If drawn here, it will appear in the recorded image,
// use a render texture instead for the recording and LoadImageFromTexture(rt.texture)
if (gifRecording)
{
// Display the recording indicator every half-second
if ((int)(GetTime()/0.5)%2 == 1)
{
DrawCircle(30, GetScreenHeight() - 20, 10, MAROON);
DrawText("GIF RECORDING", 50, GetScreenHeight() - 25, 10, RED);
}
}
*/
EndDrawing();
//----------------------------------------------------------------------------------
}
// De-Initialization
//--------------------------------------------------------------------------------------
// TODO: Unload all loaded resources at this point
// If still recording a GIF on close window, just finish
if (gifRecording)
{
MsfGifResult result = msf_gif_end(&gifState);
msf_gif_free(result);
gifRecording = false;
}
CloseWindow(); // Close window and OpenGL context
//--------------------------------------------------------------------------------------

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@ -19,6 +19,8 @@
#include "raymath.h" // Required for: Lerp()
#include <string.h>
//------------------------------------------------------------------------------------
// Program main entry point
//------------------------------------------------------------------------------------
@ -59,10 +61,11 @@ int main(void)
int lastSpace = 0; // Keeping track of last valid space to insert '\n'
int lastWrapStart = 0; // Keeping track of the start of this wrapped line.
while (lines[i][j] != '\0')
while (j <= strlen(lines[i]))
{
if (lines[i][j] == ' ')
if (lines[i][j] == ' ' || lines[i][j] == '\0')
{
char before = lines[i][j];
// Making a C Style string by adding a '\0' at the required location so that we can use the MeasureText function
lines[i][j] = '\0';
@ -75,7 +78,7 @@ int main(void)
lastWrapStart = lastSpace + 1;
}
lines[i][j] = ' '; // Resetting the space back
if(before != '\0') lines[i][j] = ' '; // Resetting the space back
lastSpace = j; // Since we encountered a new space we update our last encountered space location
}
@ -88,16 +91,16 @@ int main(void)
for (int i = 0; i < lineCount; i++)
{
Vector2 size = MeasureTextEx(GetFontDefault(), lines[i], fontSize, 2);
textHeight += size.y + 10;
Vector2 size = MeasureTextEx(GetFontDefault(), lines[i], (float)fontSize, 2);
textHeight += (int)size.y + 10;
}
// A simple scrollbar on the side to show how far we have red into the file
// A simple scrollbar on the side to show how far we have read into the file
Rectangle scrollBar = {
.x = screenWidth - 5,
.x = (float)screenWidth - 5,
.y = 0,
.width = 5,
.height = screenHeight*100/(textHeight - screenHeight) // Scrollbar height is just a percentage
.height = screenHeight*100.0f/(textHeight - screenHeight) // Scrollbar height is just a percentage
};
SetTargetFPS(60);
@ -115,10 +118,10 @@ int main(void)
// Ensuring that the camera does not scroll past all text
if (cam.target.y > textHeight - screenHeight + textTop)
cam.target.y = textHeight - screenHeight + textTop;
cam.target.y = (float)textHeight - screenHeight + textTop;
// Computing the position of the scrollBar depending on the percentage of text covered
scrollBar.y = Lerp(textTop, screenHeight - scrollBar.height, (cam.target.y - textTop)/(textHeight - screenHeight));
scrollBar.y = Lerp((float)textTop, (float)screenHeight - scrollBar.height, (float)(cam.target.y - textTop)/(textHeight - screenHeight));
//----------------------------------------------------------------------------------
// Draw
@ -132,13 +135,19 @@ int main(void)
for (int i = 0, t = textTop; i < lineCount; i++)
{
// Each time we go through and calculate the height of the text to move the cursor appropriately
Vector2 size = MeasureTextEx(GetFontDefault(), lines[i], fontSize, 2);
Vector2 size;
if(strcmp(lines[i], "")){
// Fix for empty line in the text file
size = MeasureTextEx( GetFontDefault(), lines[i], (float)fontSize, 2);
}else{
size = MeasureTextEx( GetFontDefault(), " ", (float)fontSize, 2);
}
DrawText(lines[i], 10, t, fontSize, RED);
// Inserting extra space for real newlines,
// wrapped lines are rendered closer together
t += size.y + 10;
t += (int)size.y + 10;
}
EndMode2D();

View File

@ -22,7 +22,7 @@
#define MAX_UNDO_STATES 26 // Maximum undo states supported for the ring buffer
#define GRID_CELL_SIZE 24
#define GRID_CELL_SIZE 24
#define MAX_GRID_CELLS_X 30
#define MAX_GRID_CELLS_Y 13
@ -57,7 +57,7 @@ int main(void)
//--------------------------------------------------------------------------------------
const int screenWidth = 800;
const int screenHeight = 450;
// We have multiple options to implement an Undo/Redo system
// Probably the most professional one is using the Command pattern to
// define Actions and store those actions into an array as the events happen,
@ -187,7 +187,7 @@ int main(void)
if (lastUndoIndex > firstUndoIndex)
{
for (int i = firstUndoIndex; i < currentUndoIndex; i++)
DrawRectangleRec((Rectangle){gridPosition.x + states[i].cell.x * GRID_CELL_SIZE, gridPosition.y + states[i].cell.y * GRID_CELL_SIZE,
DrawRectangleRec((Rectangle){gridPosition.x + states[i].cell.x*GRID_CELL_SIZE, gridPosition.y + states[i].cell.y*GRID_CELL_SIZE,
GRID_CELL_SIZE, GRID_CELL_SIZE }, LIGHTGRAY);
}
else if (firstUndoIndex > lastUndoIndex)
@ -195,7 +195,7 @@ int main(void)
if ((currentUndoIndex < MAX_UNDO_STATES) && (currentUndoIndex > lastUndoIndex))
{
for (int i = firstUndoIndex; i < currentUndoIndex; i++)
DrawRectangleRec((Rectangle) { gridPosition.x + states[i].cell.x * GRID_CELL_SIZE, gridPosition.y + states[i].cell.y * GRID_CELL_SIZE,
DrawRectangleRec((Rectangle) { gridPosition.x + states[i].cell.x*GRID_CELL_SIZE, gridPosition.y + states[i].cell.y*GRID_CELL_SIZE,
GRID_CELL_SIZE, GRID_CELL_SIZE }, LIGHTGRAY);
}
else

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@ -0,0 +1,321 @@
/*******************************************************************************************
*
* raylib [core] example - viewport scaling
*
* Example complexity rating: [] 2/4
*
* Example originally created with raylib 5.5, last time updated with raylib 5.5
*
* Example contributed by Agnis Aldiņš (@nezvers) and reviewed by Ramon Santamaria (@raysan5)
*
* Example licensed under an unmodified zlib/libpng license, which is an OSI-certified,
* BSD-like license that allows static linking with closed source software
*
* Copyright (c) 2025 Agnis Aldiņš (@nezvers)
*
********************************************************************************************/
#include "raylib.h"
#define RESOLUTION_COUNT 4 // For iteration purposes and teaching example
typedef enum {
// Only upscale, useful for pixel art
KEEP_ASPECT_INTEGER,
KEEP_HEIGHT_INTEGER,
KEEP_WIDTH_INTEGER,
// Can also downscale
KEEP_ASPECT,
KEEP_HEIGHT,
KEEP_WIDTH,
// For itteration purposes and as a teaching example
VIEWPORT_TYPE_COUNT,
} ViewportType;
// For displaying on GUI
const char *ViewportTypeNames[VIEWPORT_TYPE_COUNT] = {
"KEEP_ASPECT_INTEGER",
"KEEP_HEIGHT_INTEGER",
"KEEP_WIDTH_INTEGER",
"KEEP_ASPECT",
"KEEP_HEIGHT",
"KEEP_WIDTH",
};
//--------------------------------------------------------------------------------------
// Module Functions Declaration
//--------------------------------------------------------------------------------------
static void KeepAspectCenteredInteger(int screenWidth, int screenHeight, int gameWidth, int gameHeight, Rectangle *sourceRect, Rectangle *destRect);
static void KeepHeightCenteredInteger(int screenWidth, int screenHeight, int gameWidth, int gameHeight, Rectangle *sourceRect, Rectangle *destRect);
static void KeepWidthCenteredInteger(int screenWidth, int screenHeight, int gameWidth, int gameHeight, Rectangle *sourceRect, Rectangle *destRect);
static void KeepAspectCentered(int screenWidth, int screenHeight, int gameWidth, int gameHeight, Rectangle *sourceRect, Rectangle *destRect);
static void KeepHeightCentered(int screenWidth, int screenHeight, int gameWidth, int gameHeight, Rectangle *sourceRect, Rectangle *destRect);
static void KeepWidthCentered(int screenWidth, int screenHeight, int gameWidth, int gameHeight, Rectangle *sourceRect, Rectangle *destRect);
static void ResizeRenderSize(ViewportType viewportType, int *screenWidth, int *screenHeight, int gameWidth, int gameHeight, Rectangle *sourceRect, Rectangle *destRect, RenderTexture2D *target);
// Example how to calculate position on RenderTexture
static Vector2 Screen2RenderTexturePosition(Vector2 point, Rectangle *textureRect, Rectangle *scaledRect);
//------------------------------------------------------------------------------------
// Program main entry point
//------------------------------------------------------------------------------------
int main(void)
{
// Initialization
//---------------------------------------------------------
int screenWidth = 800;
int screenHeight = 450;
SetConfigFlags(FLAG_WINDOW_RESIZABLE);
InitWindow(screenWidth, screenHeight, "raylib [core] example - viewport scaling");
// Preset resolutions that could be created by subdividing screen resolution
Vector2 resolutionList[RESOLUTION_COUNT] = {
(Vector2){ 64, 64 },
(Vector2){ 256, 240 },
(Vector2){ 320, 180 },
// 4K doesn't work with integer scaling but included for example purposes with non-integer scaling
(Vector2){ 3840, 2160 },
};
int resolutionIndex = 0;
int gameWidth = 64;
int gameHeight = 64;
RenderTexture2D target = (RenderTexture2D){ 0 };
Rectangle sourceRect = (Rectangle){ 0 };
Rectangle destRect = (Rectangle){ 0 };
ViewportType viewportType = KEEP_ASPECT_INTEGER;
ResizeRenderSize(viewportType, &screenWidth, &screenHeight, gameWidth, gameHeight, &sourceRect, &destRect, &target);
// Button rectangles
Rectangle decreaseResolutionButton = (Rectangle){ 200, 30, 10, 10 };
Rectangle increaseResolutionButton = (Rectangle){ 215, 30, 10, 10 };
Rectangle decreaseTypeButton = (Rectangle){ 200, 45, 10, 10 };
Rectangle increaseTypeButton = (Rectangle){ 215, 45, 10, 10 };
SetTargetFPS(60); // Set our game to run at 60 frames-per-second
//----------------------------------------------------------
// Main game loop
while (!WindowShouldClose()) // Detect window close button or ESC key
{
// Update
//----------------------------------------------------------------------------------
if (IsWindowResized()) ResizeRenderSize(viewportType, &screenWidth, &screenHeight, gameWidth, gameHeight, &sourceRect, &destRect, &target);
Vector2 mousePosition = GetMousePosition();
bool mousePressed = IsMouseButtonPressed(MOUSE_BUTTON_LEFT);
// Check buttons and rescale
if (CheckCollisionPointRec(mousePosition, decreaseResolutionButton) && mousePressed)
{
resolutionIndex = (resolutionIndex + RESOLUTION_COUNT - 1)%RESOLUTION_COUNT;
gameWidth = resolutionList[resolutionIndex].x;
gameHeight = resolutionList[resolutionIndex].y;
ResizeRenderSize(viewportType, &screenWidth, &screenHeight, gameWidth, gameHeight, &sourceRect, &destRect, &target);
}
if (CheckCollisionPointRec(mousePosition, increaseResolutionButton) && mousePressed)
{
resolutionIndex = (resolutionIndex + 1)%RESOLUTION_COUNT;
gameWidth = resolutionList[resolutionIndex].x;
gameHeight = resolutionList[resolutionIndex].y;
ResizeRenderSize(viewportType, &screenWidth, &screenHeight, gameWidth, gameHeight, &sourceRect, &destRect, &target);
}
if (CheckCollisionPointRec(mousePosition, decreaseTypeButton) && mousePressed)
{
viewportType = (viewportType + VIEWPORT_TYPE_COUNT - 1)%VIEWPORT_TYPE_COUNT;
ResizeRenderSize(viewportType, &screenWidth, &screenHeight, gameWidth, gameHeight, &sourceRect, &destRect, &target);
}
if (CheckCollisionPointRec(mousePosition, increaseTypeButton) && mousePressed)
{
viewportType = (viewportType + 1)%VIEWPORT_TYPE_COUNT;
ResizeRenderSize(viewportType, &screenWidth, &screenHeight, gameWidth, gameHeight, &sourceRect, &destRect, &target);
}
Vector2 textureMousePosition = Screen2RenderTexturePosition(mousePosition, &sourceRect, &destRect);
//----------------------------------------------------------------------------------
// Draw
//----------------------------------------------------------------------------------
// Draw our scene to the render texture
BeginTextureMode(target);
ClearBackground(WHITE);
DrawCircle(textureMousePosition.x, textureMousePosition.y, 20.0f, LIME);
EndTextureMode();
// Draw render texture to main framebuffer
BeginDrawing();
ClearBackground(BLACK);
// Draw our render texture with rotation applied
DrawTexturePro(target.texture, sourceRect, destRect, (Vector2){ 0.0f, 0.0f }, 0.0f, WHITE);
// Draw Native resolution (GUI or anything)
// Draw info box
Rectangle infoRect = (Rectangle){5, 5, 330, 105};
DrawRectangleRec(infoRect, Fade(LIGHTGRAY, 0.7f));
DrawRectangleLines(infoRect.x, infoRect.y, infoRect.width, infoRect.height, BLUE);
DrawText(TextFormat("Window Resolution: %d x %d", screenWidth, screenHeight), 15, 15, 10, BLACK);
DrawText(TextFormat("Game Resolution: %d x %d", gameWidth, gameHeight), 15, 30, 10, BLACK);
DrawText(TextFormat("Type: %s", ViewportTypeNames[viewportType]), 15, 45, 10, BLACK);
Vector2 scaleRatio = (Vector2){destRect.width/sourceRect.width, -destRect.height/sourceRect.height};
if (scaleRatio.x < 0.001f || scaleRatio.y < 0.001f) DrawText(TextFormat("Scale ratio: INVALID"), 15, 60, 10, BLACK);
else DrawText(TextFormat("Scale ratio: %.2f x %.2f", scaleRatio.x, scaleRatio.y), 15, 60, 10, BLACK);
DrawText(TextFormat("Source size: %.2f x %.2f", sourceRect.width, -sourceRect.height), 15, 75, 10, BLACK);
DrawText(TextFormat("Destination size: %.2f x %.2f", destRect.width, destRect.height), 15, 90, 10, BLACK);
// Draw buttons
DrawRectangleRec(decreaseTypeButton, SKYBLUE);
DrawRectangleRec(increaseTypeButton, SKYBLUE);
DrawRectangleRec(decreaseResolutionButton, SKYBLUE);
DrawRectangleRec(increaseResolutionButton, SKYBLUE);
DrawText("<", decreaseTypeButton.x + 3, decreaseTypeButton.y + 1, 10, BLACK);
DrawText(">", increaseTypeButton.x + 3, increaseTypeButton.y + 1, 10, BLACK);
DrawText("<", decreaseResolutionButton.x + 3, decreaseResolutionButton.y + 1, 10, BLACK);
DrawText(">", increaseResolutionButton.x + 3, increaseResolutionButton.y + 1, 10, BLACK);
EndDrawing();
//----------------------------------------------------------------------------------
}
// De-Initialization
//----------------------------------------------------------------------------------
CloseWindow(); // Close window and OpenGL context
//----------------------------------------------------------------------------------
return 0;
}
//--------------------------------------------------------------------------------------
// Module Functions Definition
//--------------------------------------------------------------------------------------
static void KeepAspectCenteredInteger(int screenWidth, int screenHeight, int gameWidth, int gameHeight, Rectangle *sourceRect, Rectangle *destRect)
{
sourceRect->x = 0.0f;
sourceRect->y = (float)gameHeight;
sourceRect->width = (float)gameWidth;
sourceRect->height = (float)-gameHeight;
const int ratio_x = (screenWidth/gameWidth);
const int ratio_y = (screenHeight/gameHeight);
const float resizeRatio = (float)((ratio_x < ratio_y)? ratio_x : ratio_y);
destRect->x = (float)(int)((screenWidth - (gameWidth*resizeRatio))*0.5f);
destRect->y = (float)(int)((screenHeight - (gameHeight*resizeRatio))*0.5f);
destRect->width = (float)(int)(gameWidth*resizeRatio);
destRect->height = (float)(int)(gameHeight*resizeRatio);
}
static void KeepHeightCenteredInteger(int screenWidth, int screenHeight, int gameWidth, int gameHeight, Rectangle *sourceRect, Rectangle *destRect)
{
const float resizeRatio = (float)(screenHeight/gameHeight);
sourceRect->x = 0.0f;
sourceRect->y = 0.0f;
sourceRect->width = (float)(int)(screenWidth/resizeRatio);
sourceRect->height = (float)-gameHeight;
destRect->x = (float)(int)((screenWidth - (sourceRect->width*resizeRatio))*0.5f);
destRect->y = (float)(int)((screenHeight - (gameHeight*resizeRatio))*0.5f);
destRect->width = (float)(int)(sourceRect->width*resizeRatio);
destRect->height = (float)(int)(gameHeight*resizeRatio);
}
static void KeepWidthCenteredInteger(int screenWidth, int screenHeight, int gameWidth, int gameHeight, Rectangle *sourceRect, Rectangle *destRect)
{
const float resizeRatio = (float)(screenWidth/gameWidth);
sourceRect->x = 0.0f;
sourceRect->y = 0.0f;
sourceRect->width = (float)gameWidth;
sourceRect->height = (float)(int)(screenHeight/resizeRatio);
destRect->x = (float)(int)((screenWidth - (gameWidth*resizeRatio))*0.5f);
destRect->y = (float)(int)((screenHeight - (sourceRect->height*resizeRatio))*0.5f);
destRect->width = (float)(int)(gameWidth*resizeRatio);
destRect->height = (float)(int)(sourceRect->height*resizeRatio);
sourceRect->height *= -1.0f;
}
static void KeepAspectCentered(int screenWidth, int screenHeight, int gameWidth, int gameHeight, Rectangle *sourceRect, Rectangle *destRect)
{
sourceRect->x = 0.0f;
sourceRect->y = (float)gameHeight;
sourceRect->width = (float)gameWidth;
sourceRect->height = (float)-gameHeight;
const float ratio_x = ((float)screenWidth/(float)gameWidth);
const float ratio_y = ((float)screenHeight/(float)gameHeight);
const float resizeRatio = (ratio_x < ratio_y ? ratio_x : ratio_y);
destRect->x = (float)(int)((screenWidth - (gameWidth*resizeRatio))*0.5f);
destRect->y = (float)(int)((screenHeight - (gameHeight*resizeRatio))*0.5f);
destRect->width = (float)(int)(gameWidth*resizeRatio);
destRect->height = (float)(int)(gameHeight*resizeRatio);
}
static void KeepHeightCentered(int screenWidth, int screenHeight, int gameWidth, int gameHeight, Rectangle *sourceRect, Rectangle *destRect)
{
const float resizeRatio = ((float)screenHeight/(float)gameHeight);
sourceRect->x = 0.0f;
sourceRect->y = 0.0f;
sourceRect->width = (float)(int)((float)screenWidth/resizeRatio);
sourceRect->height = (float)-gameHeight;
destRect->x = (float)(int)((screenWidth - (sourceRect->width*resizeRatio))*0.5f);
destRect->y = (float)(int)((screenHeight - (gameHeight*resizeRatio))*0.5f);
destRect->width = (float)(int)(sourceRect->width*resizeRatio);
destRect->height = (float)(int)(gameHeight*resizeRatio);
}
static void KeepWidthCentered(int screenWidth, int screenHeight, int gameWidth, int gameHeight, Rectangle *sourceRect, Rectangle *destRect)
{
const float resizeRatio = ((float)screenWidth/(float)gameWidth);
sourceRect->x = 0.0f;
sourceRect->y = 0.0f;
sourceRect->width = (float)gameWidth;
sourceRect->height = (float)(int)((float)screenHeight/resizeRatio);
destRect->x = (float)(int)((screenWidth - (gameWidth*resizeRatio))*0.5f);
destRect->y = (float)(int)((screenHeight - (sourceRect->height*resizeRatio))*0.5f);
destRect->width = (float)(int)(gameWidth*resizeRatio);
destRect->height = (float)(int)(sourceRect->height*resizeRatio);
sourceRect->height *= -1.f;
}
static void ResizeRenderSize(ViewportType viewportType, int *screenWidth, int *screenHeight, int gameWidth, int gameHeight, Rectangle *sourceRect, Rectangle *destRect, RenderTexture2D *target)
{
*screenWidth = GetScreenWidth();
*screenHeight = GetScreenHeight();
switch(viewportType)
{
case KEEP_ASPECT_INTEGER: KeepAspectCenteredInteger(*screenWidth, *screenHeight, gameWidth, gameHeight, sourceRect, destRect); break;
case KEEP_HEIGHT_INTEGER: KeepHeightCenteredInteger(*screenWidth, *screenHeight, gameWidth, gameHeight, sourceRect, destRect); break;
case KEEP_WIDTH_INTEGER: KeepWidthCenteredInteger(*screenWidth, *screenHeight, gameWidth, gameHeight, sourceRect, destRect); break;
case KEEP_ASPECT: KeepAspectCentered(*screenWidth, *screenHeight, gameWidth, gameHeight, sourceRect, destRect); break;
case KEEP_HEIGHT: KeepHeightCentered(*screenWidth, *screenHeight, gameWidth, gameHeight, sourceRect, destRect); break;
case KEEP_WIDTH: KeepWidthCentered(*screenWidth, *screenHeight, gameWidth, gameHeight, sourceRect, destRect); break;
default: break;
}
UnloadRenderTexture(*target);
*target = LoadRenderTexture(sourceRect->width, -sourceRect->height);
}
// Example how to calculate position on RenderTexture
static Vector2 Screen2RenderTexturePosition(Vector2 point, Rectangle *textureRect, Rectangle *scaledRect)
{
Vector2 relativePosition = {point.x - scaledRect->x, point.y - scaledRect->y};
Vector2 ratio = {textureRect->width/scaledRect->width, -textureRect->height/scaledRect->height};
return (Vector2){relativePosition.x*ratio.x, relativePosition.y*ratio.x};
}

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@ -97,7 +97,8 @@ int main(void)
if (IsWindowState(FLAG_WINDOW_MINIMIZED))
{
framesCounter++;
if (framesCounter >= 240) {
if (framesCounter >= 240)
{
RestoreWindow(); // Restore window after 3 seconds
framesCounter = 0;
}

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@ -18,7 +18,7 @@
//------------------------------------------------------------------------------------
// Program main entry point
//------------------------------------------------------------------------------------
int main()
int main(void)
{
// Initialization
//--------------------------------------------------------------------------------------

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@ -25,7 +25,7 @@ core;core_3d_camera_mode;★☆☆☆;1.0;1.0;2014;2025;"Ramon Santamaria";@rays
core;core_3d_camera_free;★☆☆☆;1.3;1.3;2015;2025;"Ramon Santamaria";@raysan5
core;core_3d_camera_first_person;★★☆☆;1.3;1.3;2015;2025;"Ramon Santamaria";@raysan5
core;core_3d_camera_split_screen;★★★☆;3.7;4.0;2021;2025;"Jeffery Myers";@JeffM2501
core;core_3d_camera_fps;★★★☆;5.5;5.5;2025;2025;"Agnis Aldins";@nezvers
core;core_3d_camera_fps;★★★☆;5.5;5.5;2025;2025;"Agnis Aldiņš";@nezvers
core;core_3d_picking;★★☆☆;1.3;4.0;2015;2025;"Ramon Santamaria";@raysan5
core;core_world_screen;★★☆☆;1.3;1.4;2015;2025;"Ramon Santamaria";@raysan5
core;core_window_flags;★★★☆;3.5;3.5;2020;2025;"Ramon Santamaria";@raysan5
@ -46,12 +46,14 @@ core;core_automation_events;★★★☆;5.0;5.0;2023;2025;"Ramon Santamaria";@r
core;core_high_dpi;★★☆☆;5.0;5.5;2025;2025;"Jonathan Marler";@marler8997
core;core_render_texture;★☆☆☆;5.6-dev;5.6-dev;2025;2025;"Ramon Santamaria";@raysan5
core;core_undo_redo;★★★☆;5.5;5.6;2025;2025;"Ramon Santamaria";@raysan5
core;core_viewport_scaling;★★☆☆;5.5;5.5;2025;2025;"Agnis Aldiņš";@nezvers
core;core_input_actions;★★☆☆;5.5;5.6;2025;2025;"Jett";@JettMonstersGoBoom
core;core_directory_files;★☆☆☆;5.5;5.6;2025;2025;"Hugo ARNAL";@hugoarnal
core;core_highdpi_testbed;★☆☆☆;5.6-dev;5.6-dev;2025;2025;"Ramon Santamaria";@raysan5
core;core_screen_recording;★☆☆;5.6-dev;5.6-dev;2025;2025;"Ramon Santamaria";@raysan5
core;core_clipboard_text;★☆☆☆;5.6-dev;5.6-dev;2025;2025;"Robin";@RobinsAviary
core;core_screen_recording;★☆☆;5.6-dev;5.6-dev;2025;2025;"Ramon Santamaria";@raysan5
core;core_clipboard_text;★☆☆☆;5.6-dev;5.6-dev;2025;2025;"Ananth S";@Ananth1839
core;core_text_file_loading;★☆☆☆;5.5;5.6;0;0;"Aanjishnu Bhattacharyya";@NimComPoo-04
core;core_compute_hash;★★☆☆;5.6-dev;5.6-dev;2025;2025;"Ramon Santamaria";@raysan5
shapes;shapes_basic_shapes;★☆☆☆;1.0;4.2;2014;2025;"Ramon Santamaria";@raysan5
shapes;shapes_bouncing_ball;★☆☆☆;2.5;2.5;2013;2025;"Ramon Santamaria";@raysan5
shapes;shapes_bullet_hell;★☆☆☆;5.6;5.6;2025;2025;"Zero";@zerohorsepower
@ -80,9 +82,14 @@ shapes;shapes_vector_angle;★★☆☆;1.0;5.0;2023;2025;"Ramon Santamaria";@ra
shapes;shapes_pie_chart;★★★☆;5.5;5.6;2025;2025;"Gideon Serfontein";@GideonSerf
shapes;shapes_kaleidoscope;★★☆☆;5.5;5.6;2025;2025;"Hugo ARNAL";@hugoarnal
shapes;shapes_clock_of_clocks;★★☆☆;5.5;5.6-dev;2025;2025;"JP Mortiboys";@themushroompirates
shapes;shapes_math_sine_cosine;★★☆☆;5.6-dev;5.6-dev;2025;2025;"Jopestpe";@jopestpe
shapes;shapes_mouse_trail;★☆☆☆;5.6;5.6-dev;2025;2025;"Balamurugan R";@Bala050814
shapes;shapes_simple_particles;★★☆☆;5.6;5.6;2025;2025;"Jordi Santonja";@JordSant
shapes;shapes_starfield_effect;★★☆☆;5.5;5.6-dev;2025;2025;"JP Mortiboys";@themushroompirates
shapes;shapes_lines_drawing;★☆☆☆;5.6-dev;5.6;2025;2025;"Robin";@RobinsAviary
shapes;shapes_math_angle_rotation;★☆☆☆;5.6-dev;5.6;2025;2025;"Kris";@krispy-snacc
shapes;shapes_rlgl_color_wheel;★★★☆;5.6-dev;5.6-dev;2025;2025;"Robin";@RobinsAviary
shapes;shapes_rlgl_triangle;★★☆☆;5.6-dev;5.6-dev;2025;2025;"Robin";@RobinsAviary
textures;textures_logo_raylib;★☆☆☆;1.0;1.0;2014;2025;"Ramon Santamaria";@raysan5
textures;textures_srcrec_dstrec;★★★☆;1.3;1.3;2015;2025;"Ramon Santamaria";@raysan5
textures;textures_image_drawing;★★☆☆;1.4;1.4;2016;2025;"Ramon Santamaria";@raysan5
@ -108,7 +115,9 @@ textures;textures_gif_player;★★★☆;4.2;4.2;2021;2025;"Ramon Santamaria";@
textures;textures_image_kernel;★★★★;1.3;1.3;2015;2025;"Karim Salem";@kimo-s
textures;textures_image_channel;★★☆☆;5.5;5.5;2024;2025;"Bruno Cabral";@brccabral
textures;textures_image_rotate;★★☆☆;1.0;1.0;2014;2025;"Ramon Santamaria";@raysan5
textures;textures_screen_buffer;★★☆☆;5.5;5.5;2025;2025;"Agnis Aldiņš";@nezvers
textures;textures_textured_curve;★★★☆;4.5;4.5;2022;2025;"Jeffery Myers";@JeffM2501
textures;textures_sprite_stacking;★★☆☆;5.6-dev;6.0;2025;2025;"Robin";@RobinsAviary
text;text_sprite_fonts;★☆☆☆;1.7;3.7;2017;2025;"Ramon Santamaria";@raysan5
text;text_font_spritefont;★☆☆☆;1.0;1.0;2014;2025;"Ramon Santamaria";@raysan5
text;text_font_filters;★★☆☆;1.3;4.2;2015;2025;"Ramon Santamaria";@raysan5
@ -149,6 +158,8 @@ models;models_bone_socket;★★★★;4.5;4.5;2024;2025;"iP";@ipzaur
models;models_tesseract_view;★★☆☆;5.6-dev;5.6-dev;2024;2025;"Timothy van der Valk";@arceryz
models;models_basic_voxel;★★☆☆;5.5;5.5;2025;2025;"Tim Little";@timlittle
models;models_rotating_cube;★☆☆☆;5.6-dev;5.6-dev;2025;2025;"Jopestpe";@jopestpe
models;models_decals;★★★★;5.6-dev;5.6-dev;2025;2025;"JP Mortiboys";@themushroompirates
models;models_directional_billboard;★★☆☆;5.6-dev;5.6;2025;2025;"Robin";@RobinsAviary
shaders;shaders_ascii_rendering;★★☆☆;5.5;5.6;2025;2025;"Maicon Santana";@maiconpintoabreu
shaders;shaders_basic_lighting;★★★★;3.0;4.2;2019;2025;"Chris Camacho";@chriscamacho
shaders;shaders_model_shader;★★☆☆;1.3;3.7;2014;2025;"Ramon Santamaria";@raysan5
@ -162,6 +173,7 @@ shaders;shaders_texture_outline;★★★☆;4.0;4.0;2021;2025;"Serenity Skiff";
shaders;shaders_texture_waves;★★☆☆;2.5;3.7;2019;2025;"Anata";@anatagawa
shaders;shaders_julia_set;★★★☆;2.5;4.0;2019;2025;"Josh Colclough";@joshcol9232
shaders;shaders_mandelbrot_set;★★★☆;5.6;5.6;2025;2025;"Jordi Santonja";@JordSant
shaders;shaders_color_correction;★★☆☆;5.6;5.6;2025;2025;"Jordi Santonja";@JordSant
shaders;shaders_eratosthenes_sieve;★★★☆;2.5;4.0;2019;2025;"ProfJski";@ProfJski
shaders;shaders_fog_rendering;★★★☆;2.5;3.7;2019;2025;"Chris Camacho";@chriscamacho
shaders;shaders_simple_mask;★★☆☆;2.5;3.7;2019;2025;"Chris Camacho";@chriscamacho
@ -188,6 +200,7 @@ audio;audio_mixed_processor;★★★★;4.2;4.2;2023;2025;"hkc";@hatkidchan
audio;audio_stream_effects;★★★★;4.2;5.0;2022;2025;"Ramon Santamaria";@raysan5
audio;audio_sound_multi;★★☆☆;5.0;5.0;2023;2025;"Jeffery Myers";@JeffM2501
audio;audio_sound_positioning;★★☆☆;5.5;5.5;2025;2025;"Le Juez Victor";@Bigfoot71
audio;audio_spectrum_visualizer;★★★☆;6.0;5.6-dev;2025;2025;"IANN";@meisei4
others;rlgl_standalone;★★★★;1.6;4.0;2014;2025;"Ramon Santamaria";@raysan5
others;rlgl_compute_shader;★★★★;4.0;4.0;2021;2025;"Teddy Astie";@tsnake41
others;easings_testbed;★★★☆;2.5;3.0;2019;2025;"Juan Miguel López";@flashback-fx

View File

@ -36,7 +36,7 @@
10. Have fun!
The following files must be updated when adding a new example,
The following files must be updated when adding a new example,
but it can be automatically done using the raylib provided tool: rexm
So, no worries if just the .c/.png are provided when adding the example.

View File

@ -0,0 +1,605 @@
/*******************************************************************************************
*
* raylib [models] example - decals
*
* Example complexity rating: [] 4/4
*
* Example originally created with raylib 5.6-dev, last time updated with raylib 5.6-dev
*
* Example contributed by JP Mortiboys (@themushroompirates) and reviewed by Ramon Santamaria (@raysan5)
* Based on previous work by @mrdoob
*
* Example licensed under an unmodified zlib/libpng license, which is an OSI-certified,
* BSD-like license that allows static linking with closed source software
*
* Copyright (c) 2025 JP Mortiboys (@themushroompirates) and Ramon Santamaria (@raysan5)
*
********************************************************************************************/
#include "raylib.h"
#include "raymath.h"
#include <string.h> // Required for: memcpy()
#undef FLT_MAX
#define FLT_MAX 340282346638528859811704183484516925440.0f // Maximum value of a float, from bit pattern 01111111011111111111111111111111
#define MAX_DECALS 256
//----------------------------------------------------------------------------------
// Types and Structures Definition
//----------------------------------------------------------------------------------
typedef struct MeshBuilder {
int vertexCount;
int vertexCapacity;
Vector3 *vertices;
Vector2 *uvs;
} MeshBuilder;
//------------------------------------------------------------------------------------
// Module Functions Declaration
//------------------------------------------------------------------------------------
static void AddTriangleToMeshBuilder(MeshBuilder *mb, Vector3 vertices[3]);
static void FreeMeshBuilder(MeshBuilder *mb);
static Mesh BuildMesh(MeshBuilder *mb);
static Mesh GenMeshDecal(Model inputModel, Matrix projection, float decalSize, float decalOffset);
static Vector3 ClipSegment(Vector3 v0, Vector3 v1, Vector3 p, float s);
#define FreeDecalMeshData() GenMeshDecal((Model){ .meshCount = -1.0f }, (Matrix){ 0 }, 0.0f, 0.0f)
static bool GuiButton(Rectangle rec, const char *label);
//------------------------------------------------------------------------------------
// Program main entry point
//------------------------------------------------------------------------------------
int main(void)
{
// Initialization
//--------------------------------------------------------------------------------------
const int screenWidth = 800;
const int screenHeight = 450;
SetConfigFlags(FLAG_MSAA_4X_HINT);
InitWindow(screenWidth, screenHeight, "raylib [models] example - decals");
// Define the camera to look into our 3d world
Camera camera = { 0 };
camera.position = (Vector3){ 5.0f, 5.0f, 5.0f }; // Camera position
camera.target = (Vector3){ 0.0f, 1.0f, 0.0f }; // Camera looking at point
camera.up = (Vector3){ 0.0f, 1.6f, 0.0f }; // Camera up vector (rotation towards target)
camera.fovy = 45.0f; // Camera field-of-view Y
camera.projection = CAMERA_PERSPECTIVE; // Camera projection type
// Load character model
Model model = LoadModel("resources/models/obj/character.obj");
// Apply character skin
Texture2D modelTexture = LoadTexture("resources/models/obj/character_diffuse.png");
SetTextureFilter(modelTexture, TEXTURE_FILTER_BILINEAR);
model.materials[0].maps[MATERIAL_MAP_DIFFUSE].texture = modelTexture;
BoundingBox modelBBox = GetMeshBoundingBox(model.meshes[0]); // Get mesh bounding box
camera.target = Vector3Lerp(modelBBox.min, modelBBox.max, 0.5f);
camera.position = Vector3Scale(modelBBox.max, 1.0f);
camera.position.x *= 0.1f;
float modelSize = fminf(
fminf(fabsf(modelBBox.max.x - modelBBox.min.x), fabsf(modelBBox.max.y - modelBBox.min.y)),
fabsf(modelBBox.max.z - modelBBox.min.z));
camera.position = (Vector3){ 0.0f, modelBBox.max.y*1.2f, modelSize*3.0f };
float decalSize = modelSize*0.25f;
float decalOffset = 0.01f;
Model placementCube = LoadModelFromMesh(GenMeshCube(decalSize, decalSize, decalSize));
placementCube.materials[0].maps[0].color = LIME;
Material decalMaterial = LoadMaterialDefault();
decalMaterial.maps[0].color = YELLOW;
Image decalImage = LoadImage("resources/raylib_logo.png");
ImageResizeNN(&decalImage, decalImage.width/4, decalImage.height/4);
Texture decalTexture = LoadTextureFromImage(decalImage);
UnloadImage(decalImage);
SetTextureFilter(decalTexture, TEXTURE_FILTER_BILINEAR);
decalMaterial.maps[MATERIAL_MAP_DIFFUSE].texture = decalTexture;
decalMaterial.maps[MATERIAL_MAP_DIFFUSE].color = RAYWHITE;
bool showModel = true;
Model decalModels[MAX_DECALS] = { 0 };
int decalCount = 0;
SetTargetFPS(60); // Set our game to run at 60 frames-per-second
//--------------------------------------------------------------------------------------
// Main game loop
while (!WindowShouldClose()) // Detect window close button or ESC key
{
// Update
//----------------------------------------------------------------------------------
if (IsMouseButtonDown(MOUSE_BUTTON_RIGHT)) UpdateCamera(&camera, CAMERA_THIRD_PERSON);
// Display information about closest hit
RayCollision collision = { 0 };
collision.distance = FLT_MAX;
collision.hit = false;
// Get mouse ray
Ray ray = GetScreenToWorldRay(GetMousePosition(), camera);
// Check ray collision against bounding box first, before trying the full ray-mesh test
RayCollision boxHitInfo = GetRayCollisionBox(ray, modelBBox);
if ((boxHitInfo.hit) && (decalCount < MAX_DECALS))
{
// Check ray collision against model meshes
RayCollision meshHitInfo = { 0 };
for (int m = 0; m < model.meshCount; m++)
{
// NOTE: We consider the model.transform for the collision check but
// it can be checked against any transform Matrix, used when checking against same
// model drawn multiple times with multiple transforms
meshHitInfo = GetRayCollisionMesh(ray, model.meshes[m], model.transform);
if (meshHitInfo.hit)
{
// Save the closest hit mesh
if (!collision.hit || (collision.distance > meshHitInfo.distance)) collision = meshHitInfo;
}
}
if (meshHitInfo.hit) collision = meshHitInfo;
}
// Add decal to mesh on hit point
if (collision.hit && IsMouseButtonPressed(MOUSE_BUTTON_LEFT) && (decalCount < MAX_DECALS))
{
// Create the transformation to project the decal
Vector3 origin = Vector3Add(collision.point, Vector3Scale(collision.normal, 1.0f));
Matrix splat = MatrixLookAt(collision.point, origin, (Vector3){ 0.0f, 1.0f, 0.0f });
// Spin the placement around a bit
splat = MatrixMultiply(splat, MatrixRotateZ(DEG2RAD*((float)GetRandomValue(-180, 180))));
Mesh decalMesh = GenMeshDecal(model, splat, decalSize, decalOffset);
if (decalMesh.vertexCount > 0)
{
int decalIndex = decalCount++;
decalModels[decalIndex] = LoadModelFromMesh(decalMesh);
decalModels[decalIndex].materials[0].maps[0] = decalMaterial.maps[0];
}
}
//----------------------------------------------------------------------------------
// Draw
//----------------------------------------------------------------------------------
BeginDrawing();
ClearBackground(RAYWHITE);
BeginMode3D(camera);
// Draw the model at the origin and default scale
if (showModel) DrawModel(model, (Vector3){0.0f, 0.0f, 0.0f}, 1.0f, WHITE);
// Draw the decal models
for (int i = 0; i < decalCount; i++) DrawModel(decalModels[i], (Vector3){0}, 1.0f, WHITE);
// If we hit the mesh, draw the box for the decal
if (collision.hit)
{
Vector3 origin = Vector3Add(collision.point, Vector3Scale(collision.normal, 1.0f));
Matrix splat = MatrixLookAt(collision.point, origin, (Vector3){0,1,0});
placementCube.transform = MatrixInvert(splat);
DrawModel(placementCube, (Vector3){0}, 1.0f, Fade(WHITE, 0.5f));
}
DrawGrid(10, 10.0f);
EndMode3D();
float yPos = 10;
float x0 = GetScreenWidth() - 300;
float x1 = x0 + 100;
float x2 = x1 + 100;
DrawText("Vertices", x1, yPos, 10, LIME);
DrawText("Triangles", x2, yPos, 10, LIME);
yPos += 15;
int vertexCount = 0;
int triangleCount = 0;
for (int i = 0; i < model.meshCount; i++)
{
vertexCount += model.meshes[i].vertexCount;
triangleCount += model.meshes[i].triangleCount;
}
DrawText("Main model", x0, yPos, 10, LIME);
DrawText(TextFormat("%d", vertexCount), x1, yPos, 10, LIME);
DrawText(TextFormat("%d", triangleCount), x2, yPos, 10, LIME);
yPos += 15;
for (int i = 0; i < decalCount; i++)
{
if (i == 20)
{
DrawText("...", x0, yPos, 10, LIME);
yPos += 15;
}
if (i < 20)
{
DrawText(TextFormat("Decal #%d", i+1), x0, yPos, 10, LIME);
DrawText(TextFormat("%d", decalModels[i].meshes[0].vertexCount), x1, yPos, 10, LIME);
DrawText(TextFormat("%d", decalModels[i].meshes[0].triangleCount), x2, yPos, 10, LIME);
yPos += 15;
}
vertexCount += decalModels[i].meshes[0].vertexCount;
triangleCount += decalModels[i].meshes[0].triangleCount;
}
DrawText("TOTAL", x0, yPos, 10, LIME);
DrawText(TextFormat("%d", vertexCount), x1, yPos, 10, LIME);
DrawText(TextFormat("%d", triangleCount), x2, yPos, 10, LIME);
yPos += 15;
DrawText("Hold RMB to move camera", 10, 430, 10, GRAY);
DrawText("(c) Character model and texture from kenney.nl", screenWidth - 260, screenHeight - 20, 10, GRAY);
// UI elements
if (GuiButton((Rectangle){ 10, screenHeight - 100, 100, 60 }, showModel ? "Hide Model" : "Show Model")) showModel = !showModel;
if (GuiButton((Rectangle){ 10 + 110, screenHeight - 100, 100, 60 }, "Clear Decals"))
{
// Clear decals, unload all decal models
for (int i = 0; i < decalCount; i++) UnloadModel(decalModels[i]);
decalCount = 0;
}
DrawFPS(10, 10);
EndDrawing();
//----------------------------------------------------------------------------------
}
// De-Initialization
//--------------------------------------------------------------------------------------
UnloadModel(model);
UnloadTexture(modelTexture);
// Unload decal models
for (int i = 0; i < decalCount; i++) UnloadModel(decalModels[i]);
UnloadTexture(decalTexture);
FreeDecalMeshData(); // Free the data for decal generation
CloseWindow(); // Close window and OpenGL context
//--------------------------------------------------------------------------------------
return 0;
}
//----------------------------------------------------------------------------------
// Module Functions Definition
//----------------------------------------------------------------------------------
// Add triangles to mesh builder (dynamic array manager)
static void AddTriangleToMeshBuilder(MeshBuilder *mb, Vector3 vertices[3])
{
// Reallocate and copy if we need to
if (mb->vertexCapacity <= (mb->vertexCount + 3))
{
int newVertexCapacity = (1 + (mb->vertexCapacity/256))*256;
Vector3 *newVertices = (Vector3 *)MemAlloc(newVertexCapacity*sizeof(Vector3));
if (mb->vertexCapacity > 0)
{
memcpy(newVertices, mb->vertices, mb->vertexCount*sizeof(Vector3));
MemFree(mb->vertices);
}
mb->vertices = newVertices;
mb->vertexCapacity = newVertexCapacity;
}
// Add 3 vertices
int index = mb->vertexCount;
mb->vertexCount += 3;
for (int i = 0; i < 3; i++) mb->vertices[index+i] = vertices[i];
}
// Free mesh builder
static void FreeMeshBuilder(MeshBuilder *mb)
{
MemFree(mb->vertices);
if (mb->uvs) MemFree(mb->uvs);
*mb = (MeshBuilder){ 0 };
}
// Build a Mesh from MeshBuilder data
static Mesh BuildMesh(MeshBuilder *mb)
{
Mesh outMesh = { 0 };
outMesh.vertexCount = mb->vertexCount;
outMesh.triangleCount = mb->vertexCount/3;
outMesh.vertices = MemAlloc(outMesh.vertexCount*3*sizeof(float));
if (mb->uvs) outMesh.texcoords = MemAlloc(outMesh.vertexCount*2*sizeof(float));
for (int i = 0; i < mb->vertexCount; i++)
{
outMesh.vertices[3*i+0] = mb->vertices[i].x;
outMesh.vertices[3*i+1] = mb->vertices[i].y;
outMesh.vertices[3*i+2] = mb->vertices[i].z;
if (mb->uvs)
{
outMesh.texcoords[2*i+0] = mb->uvs[i].x;
outMesh.texcoords[2*i+1] = mb->uvs[i].y;
}
}
UploadMesh(&outMesh, false);
return outMesh;
}
// Clip segment
static Vector3 ClipSegment(Vector3 v0, Vector3 v1, Vector3 p, float s)
{
float d0 = Vector3DotProduct(v0, p) - s;
float d1 = Vector3DotProduct(v1, p) - s;
float s0 = d0/(d0 - d1);
Vector3 position = Vector3Lerp(v0, v1, s0);
return position;
}
// Generate mesh decals for provided model
static Mesh GenMeshDecal(Model target, Matrix projection, float decalSize, float decalOffset)
{
// We're going to use these to build up our decal meshes
// They'll resize automatically as we go, we'll free them at the end
static MeshBuilder meshBuilders[2] = { 0 };
// Ugly way of telling us to free the static MeshBuilder data
if (target.meshCount == -1)
{
FreeMeshBuilder(&meshBuilders[0]);
FreeMeshBuilder(&meshBuilders[1]);
return (Mesh){ 0 };
}
// We're going to need the inverse matrix
Matrix invProj = MatrixInvert(projection);
// Reset the mesh builders
meshBuilders[0].vertexCount = 0;
meshBuilders[1].vertexCount = 0;
// We'll be flip-flopping between the two mesh builders
// Reading from one and writing to the other, then swapping
int mbIndex = 0;
// First pass, just get any triangle inside the bounding box (for each mesh of the model)
for (int meshIndex = 0; meshIndex < target.meshCount; meshIndex++)
{
Mesh mesh = target.meshes[meshIndex];
for (int tri = 0; tri < mesh.triangleCount; tri++)
{
Vector3 vertices[3] = { 0 };
// The way we calculate the vertices of the mesh triangle
// depend on whether the mesh vertices are indexed or not
if (mesh.indices == 0)
{
for (int v = 0; v < 3; v++)
{
vertices[v] = (Vector3){
mesh.vertices[3*3*tri + 3*v + 0],
mesh.vertices[3*3*tri + 3*v + 1],
mesh.vertices[3*3*tri + 3*v + 2]
};
}
}
else
{
for (int v = 0; v < 3; v++)
{
vertices[v] = (Vector3){
mesh.vertices[ 3*mesh.indices[3*tri+0] + v],
mesh.vertices[ 3*mesh.indices[3*tri+1] + v],
mesh.vertices[ 3*mesh.indices[3*tri+2] + v]
};
}
}
// Transform all 3 vertices of the triangle
// and check if they are inside our decal box
int insideCount = 0;
for (int i = 0; i < 3; i++)
{
// To projection space
Vector3 v = Vector3Transform(vertices[i], projection);
if ((fabsf(v.x) < decalSize) || (fabsf(v.y) <= decalSize) || (fabsf(v.z) <= decalSize)) insideCount++;
// We need to keep the transformed vertex
vertices[i] = v;
}
// If any of them are inside, we add the triangle - we'll clip it later
if (insideCount > 0) AddTriangleToMeshBuilder(&meshBuilders[mbIndex], vertices);
}
}
// Clipping time! We need to clip against all 6 directions
Vector3 planes[6] = {
{ 1, 0, 0 },
{ -1, 0, 0 },
{ 0, 1, 0 },
{ 0, -1, 0 },
{ 0, 0, 1 },
{ 0, 0, -1 }
};
for (int face = 0; face < 6; face++)
{
// Swap current model builder (so we read from the one we just wrote to)
mbIndex = 1 - mbIndex;
MeshBuilder *inMesh = &meshBuilders[1 - mbIndex];
MeshBuilder *outMesh = &meshBuilders[mbIndex];
// Reset write builder
outMesh->vertexCount = 0;
float s = 0.5f*decalSize;
for (int i = 0; i < inMesh->vertexCount; i += 3)
{
Vector3 nV1, nV2, nV3, nV4;
float d1 = Vector3DotProduct(inMesh->vertices[ i + 0 ], planes[face] ) - s;
float d2 = Vector3DotProduct(inMesh->vertices[ i + 1 ], planes[face] ) - s;
float d3 = Vector3DotProduct(inMesh->vertices[ i + 2 ], planes[face] ) - s;
int v1Out = (d1 > 0);
int v2Out = (d2 > 0);
int v3Out = (d3 > 0);
// Calculate, how many vertices of the face lie outside of the clipping plane
int total = v1Out + v2Out + v3Out;
switch (total)
{
case 0:
{
// The entire face lies inside of the plane, no clipping needed
AddTriangleToMeshBuilder(outMesh, (Vector3[3]){inMesh->vertices[i], inMesh->vertices[i+1], inMesh->vertices[i+2]});
} break;
case 1:
{
// One vertex lies outside of the plane, perform clipping
if (v1Out)
{
nV1 = inMesh->vertices[i + 1];
nV2 = inMesh->vertices[i + 2];
nV3 = ClipSegment(inMesh->vertices[i], nV1, planes[face], s);
nV4 = ClipSegment(inMesh->vertices[i], nV2, planes[face], s);
}
if (v2Out)
{
nV1 = inMesh->vertices[i];
nV2 = inMesh->vertices[i + 2];
nV3 = ClipSegment(inMesh->vertices[i + 1], nV1, planes[face], s);
nV4 = ClipSegment(inMesh->vertices[i + 1], nV2, planes[face], s);
AddTriangleToMeshBuilder(outMesh, (Vector3[3]){nV3, nV2, nV1});
AddTriangleToMeshBuilder(outMesh, (Vector3[3]){nV2, nV3, nV4});
break;
}
if (v3Out)
{
nV1 = inMesh->vertices[i];
nV2 = inMesh->vertices[i + 1];
nV3 = ClipSegment(inMesh->vertices[i + 2], nV1, planes[face], s);
nV4 = ClipSegment(inMesh->vertices[i + 2], nV2, planes[face], s);
}
AddTriangleToMeshBuilder(outMesh, (Vector3[3]){nV1, nV2, nV3});
AddTriangleToMeshBuilder(outMesh, (Vector3[3]){nV4, nV3, nV2});
} break;
case 2:
{
// Two vertices lies outside of the plane, perform clipping
if (!v1Out)
{
nV1 = inMesh->vertices[i];
nV2 = ClipSegment(nV1, inMesh->vertices[i + 1], planes[face], s);
nV3 = ClipSegment(nV1, inMesh->vertices[i + 2], planes[face], s);
AddTriangleToMeshBuilder(outMesh, (Vector3[3]){nV1, nV2, nV3});
}
if (!v2Out)
{
nV1 = inMesh->vertices[i + 1];
nV2 = ClipSegment(nV1, inMesh->vertices[i + 2], planes[face], s);
nV3 = ClipSegment(nV1, inMesh->vertices[i], planes[face], s);
AddTriangleToMeshBuilder(outMesh, (Vector3[3]){nV1, nV2, nV3});
}
if (!v3Out)
{
nV1 = inMesh->vertices[i + 2];
nV2 = ClipSegment(nV1, inMesh->vertices[i], planes[face], s);
nV3 = ClipSegment(nV1, inMesh->vertices[i + 1], planes[face], s);
AddTriangleToMeshBuilder(outMesh, (Vector3[3]){nV1, nV2, nV3});
}
} break;
case 3: // The entire face lies outside of the plane, so let's discard the corresponding vertices
default: break;
}
}
}
// Now we just need to re-transform the vertices
MeshBuilder *theMesh = &meshBuilders[mbIndex];
// Allocate room for UVs
if (theMesh->vertexCount > 0)
{
theMesh->uvs = (Vector2 *)MemAlloc(sizeof(Vector2)*theMesh->vertexCount);
for (int i = 0; i < theMesh->vertexCount; i++)
{
// Calculate the UVs based on the projected coords
// They are clipped to (-decalSize .. decalSize) and we want them (0..1)
theMesh->uvs[i].x = (theMesh->vertices[i].x/decalSize + 0.5f);
theMesh->uvs[i].y = (theMesh->vertices[i].y/decalSize + 0.5f);
// Tiny nudge in the normal direction so it renders properly over the mesh
theMesh->vertices[i].z -= decalOffset;
// From projection space to world space
theMesh->vertices[i] = Vector3Transform(theMesh->vertices[i], invProj);
}
// Decal model data ready, create the mesh and return it
return BuildMesh(theMesh);
}
else
{
// Return a blank mesh as there's nothing to add
return (Mesh){ 0 };
}
}
// Button UI element
static bool GuiButton(Rectangle rec, const char *label)
{
Color bgColor = GRAY;
bool pressed = false;
if (CheckCollisionPointRec(GetMousePosition(), rec))
{
bgColor = LIGHTGRAY;
if (IsMouseButtonPressed(MOUSE_BUTTON_LEFT)) pressed = true;
}
DrawRectangleRec(rec, bgColor);
DrawRectangleLinesEx(rec, 2.0f, DARKGRAY);
float fontSize = 10.0f;
float textWidth = MeasureText(label, fontSize);
DrawText(label, (int)(rec.x + rec.width*0.5f - textWidth*0.5f), (int)(rec.y + rec.height*0.5f - fontSize*0.5f), fontSize, DARKGRAY);
return pressed;
}

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@ -0,0 +1,116 @@
/*******************************************************************************************
*
* raylib [models] example - directional billboard
*
* Example complexity rating: [] 2/4
*
* Example originally created with raylib 5.6-dev, last time updated with raylib 5.6
*
* Example contributed by Robin (@RobinsAviary) and reviewed by Ramon Santamaria (@raysan5)
*
* Example licensed under an unmodified zlib/libpng license, which is an OSI-certified,
* BSD-like license that allows static linking with closed source software
*
* Copyright (c) 2025 Robin (@RobinsAviary)
* Killbot art by patvanmackelberg https://opengameart.org/content/killbot-8-directional under CC0
*
********************************************************************************************/
#include "raylib.h"
#include "raymath.h"
#include <stdlib.h>
//------------------------------------------------------------------------------------
// Program main entry point
//------------------------------------------------------------------------------------
int main(void)
{
// Initialization
//--------------------------------------------------------------------------------------
const int screenWidth = 800;
const int screenHeight = 450;
InitWindow(screenWidth, screenHeight, "raylib [models] example - directional billboard");
// Set up the camera
Camera camera = { 0 };
camera.position = (Vector3){ 2.0f, 1.0f, 2.0f }; // Starting position
camera.target = (Vector3){ 0.0f, 0.5f, 0.0f }; // Target position
camera.up = (Vector3){ 0.0f, 1.0f, 0.0f }; // Up vector
camera.fovy = 45.0f; // FOV
camera.projection = CAMERA_PERSPECTIVE; // Projection type (Standard 3D perspective)
// Load billboard texture
Texture skillbot = LoadTexture("resources/skillbot.png");
// Timer to update animation
float anim_timer = 0.0f;
// Animation frame
unsigned int anim = 0;
SetTargetFPS(60);
//--------------------------------------------------------------------------------------
// Main game loop
while (!WindowShouldClose()) // Detect window close button or ESC key
{
// Update
//----------------------------------------------------------------------------------
UpdateCamera(&camera, CAMERA_ORBITAL);
// Update timer with delta time
anim_timer += GetFrameTime();
// Update frame index after a certain amount of time (half a second)
if (anim_timer > 0.5f)
{
anim_timer = 0.0f;
anim += 1;
}
// Reset frame index to zero on overflow
if (anim >= 4) anim = 0;
// Find the current direction frame based on the camera position to the billboard object
float dir = (float)floor(((Vector2Angle((Vector2){ 2.0f, 0.0f }, (Vector2){ camera.position.x, camera.position.z })/PI)*4.0f) + 0.25f);
// Correct frame index if angle is negative
if (dir < 0.0f)
{
dir = 8.0f - (float)abs((int)dir);
}
//----------------------------------------------------------------------------------
// Draw
//----------------------------------------------------------------------------------
BeginDrawing();
ClearBackground(RAYWHITE);
BeginMode3D(camera);
DrawGrid(10, 1.0f);
// Draw billboard pointing straight up to the sky, rotated relative to the camera and offset from the bottom
DrawBillboardPro(camera, skillbot, (Rectangle){ 0.0f + (anim*24.0f), 0.0f + (dir*24.0f), 24.0f, 24.0f }, Vector3Zero(), (Vector3){ 0.0f, 1.0f, 0.0f }, Vector2One(), (Vector2){ 0.5f, 0.0f }, 0, WHITE);
EndMode3D();
// Render various variables for reference
DrawText(TextFormat("animation: %d", anim), 10, 10, 20, DARKGRAY);
DrawText(TextFormat("direction frame: %.0f", dir), 10, 40, 20, DARKGRAY);
EndDrawing();
//----------------------------------------------------------------------------------
}
// De-Initialization
//--------------------------------------------------------------------------------------
// Unload billboard texture
UnloadTexture(skillbot);
CloseWindow(); // Close window and OpenGL context
//--------------------------------------------------------------------------------------
return 0;
}

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@ -35,171 +35,157 @@
//------------------------------------------------------------------------------------
int main(void)
{
// Initialization
//--------------------------------------------------------------------------------------
const int screenWidth = 800;
const int screenHeight = 450;
// Initialization
//--------------------------------------------------------------------------------------
const int screenWidth = 800;
const int screenHeight = 450;
const char *voxFileNames[] = {
"resources/models/vox/chr_knight.vox",
"resources/models/vox/chr_sword.vox",
"resources/models/vox/monu9.vox",
"resources/models/vox/fez.vox"
};
const char *voxFileNames[] = {
"resources/models/vox/chr_knight.vox",
"resources/models/vox/chr_sword.vox",
"resources/models/vox/monu9.vox",
"resources/models/vox/fez.vox"
};
InitWindow(screenWidth, screenHeight, "raylib [models] example - loading vox");
InitWindow(screenWidth, screenHeight, "raylib [models] example - loading vox");
// Define the camera to look into our 3d world
Camera camera = { 0 };
camera.position = (Vector3){ 10.0f, 10.0f, 10.0f }; // Camera position
camera.target = (Vector3){ 0.0f, 0.0f, 0.0f }; // Camera looking at point
camera.up = (Vector3){ 0.0f, 1.0f, 0.0f }; // Camera up vector (rotation towards target)
camera.fovy = 45.0f; // Camera field-of-view Y
camera.projection = CAMERA_PERSPECTIVE; // Camera projection type
// Define the camera to look into our 3d world
Camera camera = { 0 };
camera.position = (Vector3){ 10.0f, 10.0f, 10.0f }; // Camera position
camera.target = (Vector3){ 0.0f, 0.0f, 0.0f }; // Camera looking at point
camera.up = (Vector3){ 0.0f, 1.0f, 0.0f }; // Camera up vector (rotation towards target)
camera.fovy = 45.0f; // Camera field-of-view Y
camera.projection = CAMERA_PERSPECTIVE; // Camera projection type
// Load MagicaVoxel files
Model models[MAX_VOX_FILES] = { 0 };
// Load MagicaVoxel files
Model models[MAX_VOX_FILES] = { 0 };
for (int i = 0; i < MAX_VOX_FILES; i++)
{
// Load VOX file and measure time
double t0 = GetTime()*1000.0;
models[i] = LoadModel(voxFileNames[i]);
double t1 = GetTime()*1000.0;
for (int i = 0; i < MAX_VOX_FILES; i++)
{
// Load VOX file and measure time
double t0 = GetTime()*1000.0;
models[i] = LoadModel(voxFileNames[i]);
double t1 = GetTime()*1000.0;
TraceLog(LOG_WARNING, TextFormat("[%s] File loaded in %.3f ms", voxFileNames[i], t1 - t0));
TraceLog(LOG_INFO, TextFormat("[%s] Model file loaded in %.3f ms", voxFileNames[i], t1 - t0));
// Compute model translation matrix to center model on draw position (0, 0 , 0)
BoundingBox bb = GetModelBoundingBox(models[i]);
Vector3 center = { 0 };
center.x = bb.min.x + (((bb.max.x - bb.min.x)/2));
center.z = bb.min.z + (((bb.max.z - bb.min.z)/2));
// Compute model translation matrix to center model on draw position (0, 0 , 0)
BoundingBox bb = GetModelBoundingBox(models[i]);
Vector3 center = { 0 };
center.x = bb.min.x + (((bb.max.x - bb.min.x)/2));
center.z = bb.min.z + (((bb.max.z - bb.min.z)/2));
Matrix matTranslate = MatrixTranslate(-center.x, 0, -center.z);
models[i].transform = matTranslate;
}
Matrix matTranslate = MatrixTranslate(-center.x, 0, -center.z);
models[i].transform = matTranslate;
}
int currentModel = 0;
int currentModel = 0;
Vector3 modelpos = { 0 };
Vector3 camerarot = { 0 };
// Load voxel shader
Shader shader = LoadShader(TextFormat("resources/shaders/glsl%i/voxel_lighting.vs", GLSL_VERSION),
TextFormat("resources/shaders/glsl%i/voxel_lighting.fs", GLSL_VERSION));
// Load voxel shader
Shader shader = LoadShader(TextFormat("resources/shaders/glsl%i/voxel_lighting.vs", GLSL_VERSION),
TextFormat("resources/shaders/glsl%i/voxel_lighting.fs", GLSL_VERSION));
// Get some required shader locations
shader.locs[SHADER_LOC_VECTOR_VIEW] = GetShaderLocation(shader, "viewPos");
// NOTE: "matModel" location name is automatically assigned on shader loading,
// no need to get the location again if using that uniform name
//shader.locs[SHADER_LOC_MATRIX_MODEL] = GetShaderLocation(shader, "matModel");
// Get some required shader locations
shader.locs[SHADER_LOC_VECTOR_VIEW] = GetShaderLocation(shader, "viewPos");
// NOTE: "matModel" location name is automatically assigned on shader loading,
// no need to get the location again if using that uniform name
//shader.locs[SHADER_LOC_MATRIX_MODEL] = GetShaderLocation(shader, "matModel");
// Ambient light level (some basic lighting)
int ambientLoc = GetShaderLocation(shader, "ambient");
SetShaderValue(shader, ambientLoc, (float[4]) { 0.1f, 0.1f, 0.1f, 1.0f }, SHADER_UNIFORM_VEC4);
// Ambient light level (some basic lighting)
int ambientLoc = GetShaderLocation(shader, "ambient");
SetShaderValue(shader, ambientLoc, (float[4]) { 0.1f, 0.1f, 0.1f, 1.0f }, SHADER_UNIFORM_VEC4);
// Assign out lighting shader to model
for (int i = 0; i < MAX_VOX_FILES; i++)
{
Model m = models[i];
for (int j = 0; j < m.materialCount; j++)
{
m.materials[j].shader = shader;
}
}
// Assign out lighting shader to model
for (int i = 0; i < MAX_VOX_FILES; i++)
{
for (int j = 0; j < models[i].materialCount; j++) models[i].materials[j].shader = shader;
}
// Create lights
Light lights[MAX_LIGHTS] = { 0 };
lights[0] = CreateLight(LIGHT_POINT, (Vector3) { -20, 20, -20 }, Vector3Zero(), GRAY, shader);
lights[1] = CreateLight(LIGHT_POINT, (Vector3) { 20, -20, 20 }, Vector3Zero(), GRAY, shader);
lights[2] = CreateLight(LIGHT_POINT, (Vector3) { -20, 20, 20 }, Vector3Zero(), GRAY, shader);
lights[3] = CreateLight(LIGHT_POINT, (Vector3) { 20, -20, -20 }, Vector3Zero(), GRAY, shader);
// Create lights
Light lights[MAX_LIGHTS] = { 0 };
lights[0] = CreateLight(LIGHT_POINT, (Vector3) { -20, 20, -20 }, Vector3Zero(), GRAY, shader);
lights[1] = CreateLight(LIGHT_POINT, (Vector3) { 20, -20, 20 }, Vector3Zero(), GRAY, shader);
lights[2] = CreateLight(LIGHT_POINT, (Vector3) { -20, 20, 20 }, Vector3Zero(), GRAY, shader);
lights[3] = CreateLight(LIGHT_POINT, (Vector3) { 20, -20, -20 }, Vector3Zero(), GRAY, shader);
SetTargetFPS(60); // Set our game to run at 60 frames-per-second
//--------------------------------------------------------------------------------------
SetTargetFPS(60); // Set our game to run at 60 frames-per-second
// Main game loop
while (!WindowShouldClose()) // Detect window close button or ESC key
{
// Update
//----------------------------------------------------------------------------------
if (IsMouseButtonDown(MOUSE_BUTTON_MIDDLE))
{
const Vector2 mouseDelta = GetMouseDelta();
camerarot.x = mouseDelta.x*0.05f;
camerarot.y = mouseDelta.y*0.05f;
}
else
{
camerarot.x = 0;
camerarot.y = 0;
}
//--------------------------------------------------------------------------------------
Vector3 modelpos = { 0 };
Vector3 camerarot = { 0 };
UpdateCameraPro(&camera,
(Vector3){ (IsKeyDown(KEY_W) || IsKeyDown(KEY_UP))*0.1f - (IsKeyDown(KEY_S) || IsKeyDown(KEY_DOWN))*0.1f, // Move forward-backward
(IsKeyDown(KEY_D) || IsKeyDown(KEY_RIGHT))*0.1f - (IsKeyDown(KEY_A) || IsKeyDown(KEY_LEFT))*0.1f, // Move right-left
0.0f }, // Move up-down
camerarot, // Camera rotation
GetMouseWheelMove()*-2.0f); // Move to target (zoom)
// Main game loop
while (!WindowShouldClose()) // Detect window close button or ESC key
{
// Update
//----------------------------------------------------------------------------------
if (IsMouseButtonDown(MOUSE_BUTTON_MIDDLE))
{
const Vector2 mouseDelta = GetMouseDelta();
camerarot.x = mouseDelta.x*0.05f;
camerarot.y = mouseDelta.y*0.05f;
}
else
{
camerarot.x = 0;
camerarot.y = 0;
}
// Cycle between models on mouse click
if (IsMouseButtonPressed(MOUSE_BUTTON_LEFT)) currentModel = (currentModel + 1)%MAX_VOX_FILES;
UpdateCameraPro(&camera,
(Vector3) {
(IsKeyDown(KEY_W) || IsKeyDown(KEY_UP))*0.1f - // Move forward-backward
(IsKeyDown(KEY_S) || IsKeyDown(KEY_DOWN))*0.1f,
(IsKeyDown(KEY_D) || IsKeyDown(KEY_RIGHT))*0.1f - // Move right-left
(IsKeyDown(KEY_A) || IsKeyDown(KEY_LEFT))*0.1f,
0.0f // Move up-down
},
camerarot,
GetMouseWheelMove()*-2.0f); // Move to target (zoom)
// Update the shader with the camera view vector (points towards { 0.0f, 0.0f, 0.0f })
float cameraPos[3] = { camera.position.x, camera.position.y, camera.position.z };
SetShaderValue(shader, shader.locs[SHADER_LOC_VECTOR_VIEW], cameraPos, SHADER_UNIFORM_VEC3);
// Cycle between models on mouse click
if (IsMouseButtonPressed(MOUSE_BUTTON_LEFT)) currentModel = (currentModel + 1) % MAX_VOX_FILES;
// Update light values (actually, only enable/disable them)
for (int i = 0; i < MAX_LIGHTS; i++) UpdateLightValues(shader, lights[i]);
//----------------------------------------------------------------------------------
// Update the shader with the camera view vector (points towards { 0.0f, 0.0f, 0.0f })
float cameraPos[3] = { camera.position.x, camera.position.y, camera.position.z };
SetShaderValue(shader, shader.locs[SHADER_LOC_VECTOR_VIEW], cameraPos, SHADER_UNIFORM_VEC3);
// Draw
//----------------------------------------------------------------------------------
BeginDrawing();
// Update light values (actually, only enable/disable them)
for (int i = 0; i < MAX_LIGHTS; i++) UpdateLightValues(shader, lights[i]);
ClearBackground(RAYWHITE);
//----------------------------------------------------------------------------------
// Draw
//----------------------------------------------------------------------------------
BeginDrawing();
// Draw 3D model
BeginMode3D(camera);
DrawModel(models[currentModel], modelpos, 1.0f, WHITE);
DrawGrid(10, 1.0);
ClearBackground(RAYWHITE);
// Draw spheres to show where the lights are
for (int i = 0; i < MAX_LIGHTS; i++)
{
if (lights[i].enabled) DrawSphereEx(lights[i].position, 0.2f, 8, 8, lights[i].color);
else DrawSphereWires(lights[i].position, 0.2f, 8, 8, ColorAlpha(lights[i].color, 0.3f));
}
EndMode3D();
// Draw 3D model
BeginMode3D(camera);
// Display info
DrawRectangle(10, 40, 340, 70, Fade(SKYBLUE, 0.5f));
DrawRectangleLines(10, 40, 340, 70, Fade(DARKBLUE, 0.5f));
DrawText("- MOUSE LEFT BUTTON: CYCLE VOX MODELS", 20, 50, 10, BLUE);
DrawText("- MOUSE MIDDLE BUTTON: ZOOM OR ROTATE CAMERA", 20, 70, 10, BLUE);
DrawText("- UP-DOWN-LEFT-RIGHT KEYS: MOVE CAMERA", 20, 90, 10, BLUE);
DrawText(TextFormat("Model file: %s", GetFileName(voxFileNames[currentModel])), 10, 10, 20, GRAY);
DrawModel(models[currentModel], modelpos, 1.0f, WHITE);
DrawGrid(10, 1.0);
EndDrawing();
//----------------------------------------------------------------------------------
}
// Draw spheres to show where the lights are
for (int i = 0; i < MAX_LIGHTS; i++)
{
if (lights[i].enabled) DrawSphereEx(lights[i].position, 0.2f, 8, 8, lights[i].color);
else DrawSphereWires(lights[i].position, 0.2f, 8, 8, ColorAlpha(lights[i].color, 0.3f));
}
// De-Initialization
//--------------------------------------------------------------------------------------
// Unload models data (GPU VRAM)
for (int i = 0; i < MAX_VOX_FILES; i++) UnloadModel(models[i]);
EndMode3D();
CloseWindow(); // Close window and OpenGL context
//--------------------------------------------------------------------------------------
// Display info
DrawRectangle(10, 400, 340, 60, Fade(SKYBLUE, 0.5f));
DrawRectangleLines(10, 400, 340, 60, Fade(DARKBLUE, 0.5f));
DrawText("MOUSE LEFT BUTTON to CYCLE VOX MODELS", 40, 410, 10, BLUE);
DrawText("MOUSE MIDDLE BUTTON to ZOOM OR ROTATE CAMERA", 40, 420, 10, BLUE);
DrawText("UP-DOWN-LEFT-RIGHT KEYS to MOVE CAMERA", 40, 430, 10, BLUE);
DrawText(TextFormat("File: %s", GetFileName(voxFileNames[currentModel])), 10, 10, 20, GRAY);
EndDrawing();
//----------------------------------------------------------------------------------
}
// De-Initialization
//--------------------------------------------------------------------------------------
// Unload models data (GPU VRAM)
for (int i = 0; i < MAX_VOX_FILES; i++) UnloadModel(models[i]);
CloseWindow(); // Close window and OpenGL context
//--------------------------------------------------------------------------------------
return 0;
return 0;
}

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@ -32,7 +32,7 @@ static Mesh GenMeshPoints(int numPoints);
//------------------------------------------------------------------------------------
// Program main entry point
//------------------------------------------------------------------------------------
int main()
int main(void)
{
// Initialization
//--------------------------------------------------------------------------------------
@ -57,7 +57,7 @@ int main()
Mesh mesh = GenMeshPoints(numPoints);
Model model = LoadModelFromMesh(mesh);
//SetTargetFPS(60);
SetTargetFPS(60);
//--------------------------------------------------------------------------------------
// Main game loop
@ -92,15 +92,12 @@ int main()
// Draw
//----------------------------------------------------------------------------------
BeginDrawing();
ClearBackground(BLACK);
BeginMode3D(camera);
// The new method only uploads the points once to the GPU
if (useDrawModelPoints)
{
DrawModelPoints(model, position, 1.0f, WHITE);
}
if (useDrawModelPoints) DrawModelPoints(model, position, 1.0f, WHITE);
else
{
// The old method must continually draw the "points" (lines)
@ -124,17 +121,16 @@ int main()
// Draw a unit sphere for reference
DrawSphereWires(position, 1.0f, 10, 10, YELLOW);
EndMode3D();
// Draw UI text
DrawText(TextFormat("Point Count: %d", numPoints), 20, screenHeight - 50, 40, WHITE);
DrawText("Up - increase points", 20, 70, 20, WHITE);
DrawText("Down - decrease points", 20, 100, 20, WHITE);
DrawText("Space - drawing function", 20, 130, 20, WHITE);
DrawText(TextFormat("Point Count: %d", numPoints), 10, screenHeight - 50, 40, WHITE);
DrawText("UP - Increase points", 10, 40, 20, WHITE);
DrawText("DOWN - Decrease points", 10, 70, 20, WHITE);
DrawText("SPACE - Drawing function", 10, 100, 20, WHITE);
if (useDrawModelPoints) DrawText("Using: DrawModelPoints()", 20, 160, 20, GREEN);
else DrawText("Using: DrawPoint3D()", 20, 160, 20, RED);
if (useDrawModelPoints) DrawText("Using: DrawModelPoints()", 10, 130, 20, GREEN);
else DrawText("Using: DrawPoint3D()", 10, 130, 20, RED);
DrawFPS(10, 10);

View File

@ -5,7 +5,7 @@
* Example complexity rating: [] 1/4
*
* Example originally created with raylib 5.6-dev, last time updated with raylib 5.6-dev
*
*
* Example contributed by Jopestpe (@jopestpe)
*
* Example licensed under an unmodified zlib/libpng license, which is an OSI-certified,
@ -48,7 +48,7 @@ int main(void)
model.materials[0].maps[MATERIAL_MAP_DIFFUSE].texture = texture;
float rotation = 0.0f;
SetTargetFPS(60); // Set our game to run at 60 frames-per-second
//--------------------------------------------------------------------------------------
@ -59,7 +59,7 @@ int main(void)
//----------------------------------------------------------------------------------
rotation += 1.0f;
//----------------------------------------------------------------------------------
// Draw
//----------------------------------------------------------------------------------
BeginDrawing();
@ -67,13 +67,13 @@ int main(void)
ClearBackground(RAYWHITE);
BeginMode3D(camera);
// Draw model defining: position, size, rotation-axis, rotation (degrees), size, and tint-color
DrawModelEx(model, (Vector3){ 0.0f, 0.0f, 0.0f }, (Vector3){ 0.5f, 1.0f, 0.0f },
// Draw model defining: position, size, rotation-axis, rotation (degrees), size, and tint-color
DrawModelEx(model, (Vector3){ 0.0f, 0.0f, 0.0f }, (Vector3){ 0.5f, 1.0f, 0.0f },
rotation, (Vector3){ 1.0f, 1.0f, 1.0f }, WHITE);
DrawGrid(10, 1.0f);
EndMode3D();
DrawFPS(10, 10);

View File

@ -54,7 +54,8 @@ int main(void)
Mesh cube = GenMeshCube(1.0f, 1.0f, 1.0f);
Model skybox = LoadModelFromMesh(cube);
// Set this to true to use an HDR Texture, Note that raylib must be built with HDR Support for this to work SUPPORT_FILEFORMAT_HDR
// Set this to true to use an HDR Texture
// NOTE: raylib must be built with HDR Support for this to work: SUPPORT_FILEFORMAT_HDR
bool useHDR = false;
// Load skybox shader and set required locations
@ -63,8 +64,8 @@ int main(void)
TextFormat("resources/shaders/glsl%i/skybox.fs", GLSL_VERSION));
SetShaderValue(skybox.materials[0].shader, GetShaderLocation(skybox.materials[0].shader, "environmentMap"), (int[1]){ MATERIAL_MAP_CUBEMAP }, SHADER_UNIFORM_INT);
SetShaderValue(skybox.materials[0].shader, GetShaderLocation(skybox.materials[0].shader, "doGamma"), (int[1]) { useHDR ? 1 : 0 }, SHADER_UNIFORM_INT);
SetShaderValue(skybox.materials[0].shader, GetShaderLocation(skybox.materials[0].shader, "vflipped"), (int[1]){ useHDR ? 1 : 0 }, SHADER_UNIFORM_INT);
SetShaderValue(skybox.materials[0].shader, GetShaderLocation(skybox.materials[0].shader, "doGamma"), (int[1]){ useHDR? 1 : 0 }, SHADER_UNIFORM_INT);
SetShaderValue(skybox.materials[0].shader, GetShaderLocation(skybox.materials[0].shader, "vflipped"), (int[1]){ useHDR? 1 : 0 }, SHADER_UNIFORM_INT);
// Load cubemap shader and setup required shader locations
Shader shdrCubemap = LoadShader(TextFormat("resources/shaders/glsl%i/cubemap.vs", GLSL_VERSION),
@ -91,9 +92,11 @@ int main(void)
}
else
{
Image img = LoadImage("resources/skybox.png");
skybox.materials[0].maps[MATERIAL_MAP_CUBEMAP].texture = LoadTextureCubemap(img, CUBEMAP_LAYOUT_AUTO_DETECT); // CUBEMAP_LAYOUT_PANORAMA
UnloadImage(img);
// TODO: WARNING: On PLATFORM_WEB it requires a big amount of memory to process input image
// and generate the required cubemap image to be passed to rlLoadTextureCubemap()
Image image = LoadImage("resources/skybox.png");
skybox.materials[0].maps[MATERIAL_MAP_CUBEMAP].texture = LoadTextureCubemap(image, CUBEMAP_LAYOUT_AUTO_DETECT);
UnloadImage(image);
}
DisableCursor(); // Limit cursor to relative movement inside the window
@ -132,9 +135,9 @@ int main(void)
}
else
{
Image img = LoadImage(droppedFiles.paths[0]);
skybox.materials[0].maps[MATERIAL_MAP_CUBEMAP].texture = LoadTextureCubemap(img, CUBEMAP_LAYOUT_AUTO_DETECT);
UnloadImage(img);
Image image = LoadImage(droppedFiles.paths[0]);
skybox.materials[0].maps[MATERIAL_MAP_CUBEMAP].texture = LoadTextureCubemap(image, CUBEMAP_LAYOUT_AUTO_DETECT);
UnloadImage(image);
}
TextCopy(skyboxFileName, droppedFiles.paths[0]);

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@ -22,7 +22,7 @@
//------------------------------------------------------------------------------------
// Program main entry point
//------------------------------------------------------------------------------------
int main()
int main(void)
{
// Initialization
//--------------------------------------------------------------------------------------

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@ -0,0 +1,12 @@
# Blender MTL File: 'None'
# Material Count: 1
newmtl skin
Ns 86.470579
Ka 1.000000 1.000000 1.000000
Kd 0.800000 0.800000 0.800000
Ks 0.500000 0.500000 0.500000
Ke 0.000000 0.000000 0.000000
Ni 1.450000
d 0.000000
illum 9

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@ -221,7 +221,7 @@ int main(void)
}
// NoEase function, used when "no easing" is selected for any axis
// NoEase function, used when "no easing" is selected for any axis
// It just ignores all parameters besides b
static float NoEase(float t, float b, float c, float d)
{

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@ -36,7 +36,7 @@ void UpdateDrawFrame(void); // Update and Draw one frame
//----------------------------------------------------------------------------------
// Program main entry point
//----------------------------------------------------------------------------------
int main()
int main(void)
{
// Initialization
//--------------------------------------------------------------------------------------

5987
examples/shaders/raygui.h Normal file

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@ -10,4 +10,7 @@
| space.png | ❔ | ❔ | - |
| texel_checker.png | [@raysan5](https://github.com/raysan5) | [CC0](https://creativecommons.org/publicdomain/zero/1.0/) | Made with [UV Checker Map Maker](http://uvchecker.byvalle.com/) |
| cubicmap.png | [@raysan5](https://github.com/raysan5) | [CC0](https://creativecommons.org/publicdomain/zero/1.0/) | - |
| spark_flame.png | [@raysan5](https://github.com/raysan5) | [CC0](https://creativecommons.org/publicdomain/zero/1.0/) | Made with [EffectTextureMaker](https://mebiusbox.github.io/contents/EffectTextureMaker/) |
| spark_flame.png | [@raysan5](https://github.com/raysan5) | [CC0](https://creativecommons.org/publicdomain/zero/1.0/) | Made with [EffectTextureMaker](https://mebiusbox.github.io/contents/EffectTextureMaker/) |
| parrots.png | [Kodak set](http://r0k.us/graphics/kodak/) | ❔ | Original name: `kodim23.png` |
| cat.png | ❔ | ❔ | - |
| mandrill.png | ❔ | [CC0](https://creativecommons.org/publicdomain/zero/1.0/) | Mandrill (a.k.a. Baboon) |

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@ -0,0 +1,34 @@
#version 100
precision mediump float;
// Input vertex attributes (from vertex shader)
varying vec2 fragTexCoord;
varying vec4 fragColor;
// Input uniform values
uniform sampler2D texture0;
uniform vec4 colDiffuse;
uniform float contrast;
uniform float saturation;
uniform float brightness;
void main()
{
// Get texel color
vec4 texel = texture2D(texture0, fragTexCoord);
// Apply contrast
texel.rgb = (texel.rgb - 0.5)*(contrast/100.0 + 1.0) + 0.5;
// Apply brightness
texel.rgb = texel.rgb + brightness/100.0;
// Apply saturation
float intensity = dot(texel.rgb, vec3(0.299, 0.587, 0.114));
texel.rgb = (texel.rgb - intensity)*saturation/100.0 + texel.rgb;
// Output resulting color
gl_FragColor = texel;
}

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@ -1,6 +1,7 @@
#version 100
#extension GL_EXT_frag_depth : enable // Extension required for writing depth
#extension GL_EXT_frag_depth : enable // Extension required for writing depth
precision mediump float; // Precision required for OpenGL ES2 (WebGL)
varying vec2 fragTexCoord;

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@ -2,6 +2,9 @@
#extension GL_EXT_frag_depth : enable //Extension required for writing depth
#extension GL_OES_standard_derivatives : enable //Extension used for fwidth()
#define ZERO 0
precision mediump float; // Precision required for OpenGL ES2 (WebGL)
// Input vertex attributes (from vertex shader)
@ -17,8 +20,6 @@ uniform vec3 camPos;
uniform vec3 camDir;
uniform vec2 screenCenter;
#define ZERO 0
// SRC: https://learnopengl.com/Advanced-OpenGL/Depth-testing
float CalcDepth(in vec3 rd, in float Idist)
{
@ -128,7 +129,7 @@ float calcSoftshadow(in vec3 ro, in vec3 rd, in float mint, in float tmax)
float res = 1.0;
float t = mint;
for (int i=ZERO; i<24; i++)
for (int i = ZERO; i < 24; i++)
{
float h = map(ro + rd*t).x;
float s = clamp(8.0*h/t,0.0,1.0);
@ -156,7 +157,7 @@ float calcAO(in vec3 pos, in vec3 nor)
{
float occ = 0.0;
float sca = 1.0;
for (int i=ZERO; i<5; i++)
for (int i = ZERO; i < 5; i++)
{
float h = 0.01 + 0.12*float(i)/4.0;
float d = map(pos + h*nor).x;
@ -257,7 +258,8 @@ vec4 render(in vec3 ro, in vec3 rd)
return vec4(vec3(clamp(col,0.0,1.0)),t);
}
vec3 CalcRayDir(vec2 nCoord){
vec3 CalcRayDir(vec2 nCoord)
{
vec3 horizontal = normalize(cross(camDir,vec3(.0 , 1.0, .0)));
vec3 vertical = normalize(cross(horizontal,camDir));
return normalize(camDir + horizontal*nCoord.x + vertical*nCoord.y);
@ -287,6 +289,7 @@ void main()
color = res.xyz;
depth = CalcDepth(rd,res.w);
}
gl_FragColor = vec4(color , 1.0);
gl_FragDepthEXT = depth;
}

View File

@ -1,9 +1,9 @@
#version 100
precision mediump float;
#extension GL_OES_standard_derivatives : enable
precision mediump float;
// Input vertex attributes (from vertex shader)
varying vec2 fragTexCoord;
varying vec4 fragColor;

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@ -0,0 +1,31 @@
#version 120
// Input vertex attributes (from vertex shader)
varying vec2 fragTexCoord;
varying vec4 fragColor;
// Input uniform values
uniform sampler2D texture0;
uniform vec4 colDiffuse;
uniform float contrast;
uniform float saturation;
uniform float brightness;
void main()
{
vec4 texel = texture2D(texture0, fragTexCoord); // Get texel color
// Apply contrast
texel.rgb = (texel.rgb - 0.5)*(contrast/100.0 + 1.0) + 0.5;
// Apply brightness
texel.rgb = texel.rgb + brightness/100.0;
// Apply saturation
float intensity = dot(texel.rgb, vec3(0.299, 0.587, 0.114));
texel.rgb = (texel.rgb - intensity)*saturation/100.0 + texel.rgb;
// Output resulting color
gl_FragColor = texel;
}

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@ -0,0 +1,34 @@
#version 330
// Input vertex attributes (from vertex shader)
in vec2 fragTexCoord;
in vec4 fragColor;
// Input uniform values
uniform sampler2D texture0;
uniform vec4 colDiffuse;
uniform float contrast;
uniform float saturation;
uniform float brightness;
// Output fragment color
out vec4 finalColor;
void main()
{
vec4 texel = texture(texture0, fragTexCoord); // Get texel color
// Apply contrast
texel.rgb = (texel.rgb - 0.5f)*(contrast/100.0f + 1.0f) + 0.5f;
// Apply brightness
texel.rgb = texel.rgb + brightness/100.0f;
// Apply saturation
float intensity = dot(texel.rgb, vec3(0.299f, 0.587f, 0.114f));
texel.rgb = (texel.rgb - intensity)*saturation/100.0f + texel.rgb;
// Output resulting color
finalColor = texel;
}

View File

@ -9,7 +9,7 @@ uniform sampler2D texture0;
uniform vec4 colDiffuse;
// Output fragment color
//out vec4 finalColor;
out vec4 finalColor;
// NOTE: Add your custom variables here
@ -17,6 +17,6 @@ void main()
{
vec4 texelColor = texture(texture0, fragTexCoord);
gl_FragColor = texelColor*colDiffuse*fragColor;
gl_FragDepth = gl_FragCoord.z;
finalColor = texelColor*colDiffuse*fragColor;
gl_FragDepth = finalColor.z;
}

View File

@ -1,5 +1,7 @@
# version 330
#define ZERO 0
// Input vertex attributes (from vertex shader)
in vec2 fragTexCoord;
in vec4 fragColor;
@ -13,10 +15,12 @@ uniform vec3 camPos;
uniform vec3 camDir;
uniform vec2 screenCenter;
#define ZERO 0
// Output fragment color
out vec4 finalColor;
// https://learnopengl.com/Advanced-OpenGL/Depth-testing
float CalcDepth(in vec3 rd, in float Idist){
float CalcDepth(in vec3 rd, in float Idist)
{
float local_z = dot(normalize(camDir),rd)*Idist;
return (1.0/(local_z) - 1.0/0.01)/(1.0/1000.0 -1.0/0.01);
}
@ -26,15 +30,13 @@ float sdHorseshoe(in vec3 p, in vec2 c, in float r, in float le, vec2 w)
{
p.x = abs(p.x);
float l = length(p.xy);
p.xy = mat2(-c.x, c.y,
c.y, c.x)*p.xy;
p.xy = vec2((p.y>0.0 || p.x>0.0)?p.x:l*sign(-c.x),
(p.x>0.0)?p.y:l);
p.xy = vec2(p.x,abs(p.y-r))-vec2(le,0.0);
p.xy = mat2(-c.x, c.y, c.y, c.x)*p.xy;
p.xy = vec2(((p.y > 0.0) || (p.x > 0.0))? p.x : l*sign(-c.x), (p.x>0.0)? p.y : l);
p.xy = vec2(p.x, abs(p.y - r)) - vec2(le, 0.0);
vec2 q = vec2(length(max(p.xy,0.0)) + min(0.0,max(p.x,p.y)),p.z);
vec2 q = vec2(length(max(p.xy, 0.0)) + min(0.0, max(p.x, p.y)), p.z);
vec2 d = abs(q) - w;
return min(max(d.x,d.y),0.0) + length(max(d,0.0));
return min(max(d.x, d.y), 0.0) + length(max(d, 0.0));
}
// r = sphere's radius
@ -44,17 +46,16 @@ float sdSixWayCutHollowSphere(vec3 p, float r, float h, float t)
{
// Six way symetry Transformation
vec3 ap = abs(p);
if (ap.x < max(ap.y, ap.z)){
if (ap.x < max(ap.y, ap.z))
{
if (ap.y < ap.z) ap.xz = ap.zx;
else ap.xy = ap.yx;
}
vec2 q = vec2(length(ap.yz), ap.x);
float w = sqrt(r*r-h*h);
return ((h*q.x<w*q.y) ? length(q-vec2(w,h)) :
abs(length(q)-r)) - t;
return ((h*q.x < w*q.y)? length(q - vec2(w, h)) : abs(length(q) - r)) - t;
}
// https://iquilezles.org/articles/boxfunctions
@ -65,44 +66,47 @@ vec2 iBox(in vec3 ro, in vec3 rd, in vec3 rad)
vec3 k = abs(m)*rad;
vec3 t1 = -n - k;
vec3 t2 = -n + k;
return vec2(max(max(t1.x, t1.y), t1.z),
min(min(t2.x, t2.y), t2.z));
return vec2(max(max(t1.x, t1.y), t1.z), min(min(t2.x, t2.y), t2.z));
}
vec2 opU(vec2 d1, vec2 d2)
{
return (d1.x<d2.x) ? d1 : d2;
return (d1.x < d2.x)? d1 : d2;
}
vec2 map(in vec3 pos){
vec2 res = vec2(sdHorseshoe( pos-vec3(-1.0,0.08, 1.0), vec2(cos(1.3),sin(1.3)), 0.2, 0.3, vec2(0.03,0.5)), 11.5) ;
res = opU(res, vec2(sdSixWayCutHollowSphere( pos-vec3(0.0, 1.0, 0.0), 4.0, 3.5, 0.5), 4.5)) ;
vec2 map(in vec3 pos)
{
vec2 res = vec2(sdHorseshoe(pos - vec3(-1.0, 0.08, 1.0), vec2(cos(1.3), sin(1.3)), 0.2, 0.3, vec2(0.03,0.5)), 11.5);
res = opU(res, vec2(sdSixWayCutHollowSphere(pos-vec3(0.0, 1.0, 0.0), 4.0, 3.5, 0.5), 4.5));
return res;
}
// https://www.shadertoy.com/view/Xds3zN
vec2 raycast(in vec3 ro, in vec3 rd){
vec2 res = vec2(-1.0,-1.0);
vec2 raycast(in vec3 ro, in vec3 rd)
{
vec2 res = vec2(-1.0, -1.0);
float tmin = 1.0;
float tmax = 20.0;
// raytrace floor plane
float tp1 = (-ro.y)/rd.y;
if (tp1>0.0)
if (tp1 > 0.0)
{
tmax = min(tmax, tp1);
res = vec2(tp1, 1.0);
}
float t = tmin;
for (int i=0; i<70 ; i++)
for (int i = 0; i < 70 ; i++)
{
if (t>tmax) break;
vec2 h = map(ro+rd*t);
if (abs(h.x)<(0.0001*t))
if (t > tmax) break;
vec2 h = map(ro + rd*t);
if (abs(h.x )< (0.0001*t))
{
res = vec2(t,h.y);
res = vec2(t, h.y);
break;
}
t += h.x;
@ -111,28 +115,28 @@ vec2 raycast(in vec3 ro, in vec3 rd){
return res;
}
// https://iquilezles.org/articles/rmshadows
float calcSoftshadow(in vec3 ro, in vec3 rd, in float mint, in float tmax)
{
// bounding volume
float tp = (0.8-ro.y)/rd.y; if (tp>0.0) tmax = min(tmax, tp);
float tp = (0.8 - ro.y)/rd.y; if (tp > 0.0) tmax = min(tmax, tp);
float res = 1.0;
float t = mint;
for (int i=ZERO; i<24; i++)
for (int i = ZERO; i < 24; i++)
{
float h = map(ro + rd*t).x;
float s = clamp(8.0*h/t,0.0,1.0);
float s = clamp(8.0*h/t, 0.0, 1.0);
res = min(res, s);
t += clamp(h, 0.01, 0.2);
if (res<0.004 || t>tmax) break;
if ((res < 0.004) || (t > tmax)) break;
}
res = clamp(res, 0.0, 1.0);
return res*res*(3.0-2.0*res);
}
// https://iquilezles.org/articles/normalsSDF
vec3 calcNormal(in vec3 pos)
{
@ -148,7 +152,7 @@ float calcAO(in vec3 pos, in vec3 nor)
{
float occ = 0.0;
float sca = 1.0;
for (int i=ZERO; i<5; i++)
for (int i = ZERO; i < 5; i++)
{
float h = 0.01 + 0.12*float(i)/4.0;
float d = map(pos + h*nor).x;
@ -156,6 +160,7 @@ float calcAO(in vec3 pos, in vec3 nor)
sca *= 0.95;
if (occ>0.35) break;
}
return clamp(1.0 - 3.0*occ, 0.0, 1.0)*(0.5+0.5*nor.y);
}
@ -165,9 +170,9 @@ float checkersGradBox(in vec2 p)
// filter kernel
vec2 w = fwidth(p) + 0.001;
// analytical integral (box filter)
vec2 i = 2.0*(abs(fract((p-0.5*w)*0.5)-0.5)-abs(fract((p+0.5*w)*0.5)-0.5))/w;
vec2 i = 2.0*(abs(fract((p - 0.5*w)*0.5)-0.5) - abs(fract((p + 0.5*w)*0.5) - 0.5))/w;
// xor pattern
return 0.5 - 0.5*i.x*i.y;
return (0.5 - 0.5*i.x*i.y);
}
// https://www.shadertoy.com/view/tdS3DG
@ -180,7 +185,7 @@ vec4 render(in vec3 ro, in vec3 rd)
vec2 res = raycast(ro,rd);
float t = res.x;
float m = res.y;
if (m>-0.5)
if (m > -0.5)
{
vec3 pos = ro + t*rd;
vec3 nor = (m<1.5) ? vec3(0.0,1.0,0.0) : calcNormal(pos);
@ -190,7 +195,7 @@ vec4 render(in vec3 ro, in vec3 rd)
col = 0.2 + 0.2*sin(m*2.0 + vec3(0.0,1.0,2.0));
float ks = 1.0;
if (m<1.5)
if (m < 1.5)
{
float f = checkersGradBox(3.0*pos.xz);
col = 0.15 + f*vec3(0.05);
@ -207,14 +212,14 @@ vec4 render(in vec3 ro, in vec3 rd)
vec3 lig = normalize(vec3(-0.5, 0.4, -0.6));
vec3 hal = normalize(lig-rd);
float dif = clamp(dot(nor, lig), 0.0, 1.0);
//if (dif>0.0001)
//if (dif>0.0001)
dif *= calcSoftshadow(pos, lig, 0.02, 2.5);
float spe = pow(clamp(dot(nor, hal), 0.0, 1.0),16.0);
spe *= dif;
spe *= 0.04+0.96*pow(clamp(1.0-dot(hal,lig),0.0,1.0),5.0);
//spe *= 0.04+0.96*pow(clamp(1.0-sqrt(0.5*(1.0-dot(rd,lig))),0.0,1.0),5.0);
lin += col*2.20*dif*vec3(1.30,1.00,0.70);
lin += 5.00*spe*vec3(1.30,1.00,0.70)*ks;
lin += 5.00*spe*vec3(1.30,1.00,0.70)*ks;
}
// sky
{
@ -249,7 +254,8 @@ vec4 render(in vec3 ro, in vec3 rd)
return vec4(vec3(clamp(col,0.0,1.0)),t);
}
vec3 CalcRayDir(vec2 nCoord){
vec3 CalcRayDir(vec2 nCoord)
{
vec3 horizontal = normalize(cross(camDir,vec3(.0 , 1.0, .0)));
vec3 vertical = normalize(cross(horizontal,camDir));
return normalize(camDir + horizontal*nCoord.x + vertical*nCoord.y);
@ -279,6 +285,7 @@ void main()
color = res.xyz;
depth = CalcDepth(rd,res.w);
}
gl_FragColor = vec4(color , 1.0);
finalColor = vec4(color , 1.0);
gl_FragDepth = depth;
}

View File

@ -87,15 +87,15 @@ int main(void)
DrawTexture(fudesumi, 500, -30, WHITE);
DrawTextureV(raysan, circlePos, WHITE);
EndTextureMode();
BeginDrawing();
ClearBackground(RAYWHITE);
BeginShaderMode(shader);
// Draw the scene texture (that we rendered earlier) to the screen
// The shader will process every pixel of this texture
DrawTextureRec(target.texture,
(Rectangle){ 0, 0, (float)target.texture.width, (float)-target.texture.height },
DrawTextureRec(target.texture,
(Rectangle){ 0, 0, (float)target.texture.width, (float)-target.texture.height },
(Vector2){ 0, 0 }, WHITE);
EndShaderMode();

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@ -77,7 +77,7 @@ static void UpdateLight(Shader shader, Light light);
//----------------------------------------------------------------------------------
// Program main entry point
//----------------------------------------------------------------------------------
int main()
int main(void)
{
// Initialization
//--------------------------------------------------------------------------------------
@ -242,7 +242,7 @@ int main()
SetShaderValue(shader, emissiveColorLoc, &carEmissiveColor, SHADER_UNIFORM_VEC4);
float emissiveIntensity = 0.01f;
SetShaderValue(shader, emissiveIntensityLoc, &emissiveIntensity, SHADER_UNIFORM_FLOAT);
// Set old car metallic and roughness values
SetShaderValue(shader, metallicValueLoc, &car.materials[0].maps[MATERIAL_MAP_METALNESS].value, SHADER_UNIFORM_FLOAT);
SetShaderValue(shader, roughnessValueLoc, &car.materials[0].maps[MATERIAL_MAP_ROUGHNESS].value, SHADER_UNIFORM_FLOAT);
@ -252,11 +252,11 @@ int main()
// Draw spheres to show the lights positions
for (int i = 0; i < MAX_LIGHTS; i++)
{
Color lightColor = (Color){
Color lightColor = (Color){
(unsigned char)(lights[i].color[0]*255),
(unsigned char)(lights[i].color[1] * 255),
(unsigned char)(lights[i].color[2] * 255),
(unsigned char)(lights[i].color[3] * 255) };
(unsigned char)(lights[i].color[1]*255),
(unsigned char)(lights[i].color[2]*255),
(unsigned char)(lights[i].color[3]*255) };
if (lights[i].enabled) DrawSphereEx(lights[i].position, 0.2f, 8, 8, lightColor);
else DrawSphereWires(lights[i].position, 0.2f, 8, 8, ColorAlpha(lightColor, 0.3f));

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@ -0,0 +1,148 @@
/*******************************************************************************************
*
* raylib [shaders] example - color correction
*
* Example complexity rating: [] 2/4
*
* NOTE: This example requires raylib OpenGL 3.3 or ES2 versions for shaders support,
* OpenGL 1.1 does not support shaders, recompile raylib to OpenGL 3.3 version
*
* Example originally created with raylib 5.6, last time updated with raylib 5.6
*
* Example contributed by Jordi Santonja (@JordSant) and reviewed by Ramon Santamaria (@raysan5)
*
* Example licensed under an unmodified zlib/libpng license, which is an OSI-certified,
* BSD-like license that allows static linking with closed source software
*
* Copyright (c) 2025 Jordi Santonja (@JordSant)
*
********************************************************************************************/
#include "raylib.h"
#define RAYGUI_IMPLEMENTATION
#include "raygui.h" // Required for GUI controls
#if defined(PLATFORM_DESKTOP)
#define GLSL_VERSION 330
#else // PLATFORM_ANDROID, PLATFORM_WEB
#define GLSL_VERSION 100
#endif
#define MAX_TEXTURES 4
//------------------------------------------------------------------------------------
// Program main entry point
//------------------------------------------------------------------------------------
int main(void)
{
// Initialization
//--------------------------------------------------------------------------------------
const int screenWidth = 800;
const int screenHeight = 450;
InitWindow(screenWidth, screenHeight, "raylib [shaders] example - color correction");
Texture2D texture[MAX_TEXTURES] = {
LoadTexture("resources/parrots.png"),
LoadTexture("resources/cat.png"),
LoadTexture("resources/mandrill.png"),
LoadTexture("resources/fudesumi.png")
};
Shader shdrColorCorrection = LoadShader(0, TextFormat("resources/shaders/glsl%i/color_correction.fs", GLSL_VERSION));
int imageIndex = 0;
int resetButtonClicked = 0;
float contrast = 0.0f;
float saturation = 0.0f;
float brightness = 0.0f;
// Get shader locations
int contrastLoc = GetShaderLocation(shdrColorCorrection, "contrast");
int saturationLoc = GetShaderLocation(shdrColorCorrection, "saturation");
int brightnessLoc = GetShaderLocation(shdrColorCorrection, "brightness");
// Set shader values (they can be changed later)
SetShaderValue(shdrColorCorrection, contrastLoc, &contrast, SHADER_UNIFORM_FLOAT);
SetShaderValue(shdrColorCorrection, saturationLoc, &saturation, SHADER_UNIFORM_FLOAT);
SetShaderValue(shdrColorCorrection, brightnessLoc, &brightness, SHADER_UNIFORM_FLOAT);
SetTargetFPS(60); // Set our game to run at 60 frames-per-second
//--------------------------------------------------------------------------------------
// Main game loop
while (!WindowShouldClose()) // Detect window close button or ESC key
{
// Update
//----------------------------------------------------------------------------------
// Select texture to draw
if (IsKeyPressed(KEY_ONE)) imageIndex = 0;
else if (IsKeyPressed(KEY_TWO)) imageIndex = 1;
else if (IsKeyPressed(KEY_THREE)) imageIndex = 2;
else if (IsKeyPressed(KEY_FOUR)) imageIndex = 3;
// Reset values to 0
if (IsKeyPressed(KEY_R) || resetButtonClicked)
{
contrast = 0.0f;
saturation = 0.0f;
brightness = 0.0f;
}
// Send the values to the shader
SetShaderValue(shdrColorCorrection, contrastLoc, &contrast, SHADER_UNIFORM_FLOAT);
SetShaderValue(shdrColorCorrection, saturationLoc, &saturation, SHADER_UNIFORM_FLOAT);
SetShaderValue(shdrColorCorrection, brightnessLoc, &brightness, SHADER_UNIFORM_FLOAT);
//----------------------------------------------------------------------------------
// Draw
//----------------------------------------------------------------------------------
BeginDrawing();
ClearBackground(RAYWHITE);
BeginShaderMode(shdrColorCorrection);
DrawTexture(texture[imageIndex], 580/2 - texture[imageIndex].width/2, GetScreenHeight()/2 - texture[imageIndex].height/2, WHITE);
EndShaderMode();
DrawLine(580, 0, 580, GetScreenHeight(), (Color){ 218, 218, 218, 255 });
DrawRectangle(580, 0, GetScreenWidth(), GetScreenHeight(), (Color){ 232, 232, 232, 255 });
// Draw UI info text
DrawText("Color Correction", 585, 40, 20, GRAY);
DrawText("Picture", 602, 75, 10, GRAY);
DrawText("Press [1] - [4] to Change Picture", 600, 230, 8, GRAY);
DrawText("Press [R] to Reset Values", 600, 250, 8, GRAY);
// Draw GUI controls
//------------------------------------------------------------------------------
GuiToggleGroup((Rectangle){ 645, 70, 20, 20 }, "1;2;3;4", &imageIndex);
GuiSliderBar((Rectangle){ 645, 100, 120, 20 }, "Contrast", TextFormat("%.0f", contrast), &contrast, -100.0f, 100.0f);
GuiSliderBar((Rectangle){ 645, 130, 120, 20 }, "Saturation", TextFormat("%.0f", saturation), &saturation, -100.0f, 100.0f);
GuiSliderBar((Rectangle){ 645, 160, 120, 20 }, "Brightness", TextFormat("%.0f", brightness), &brightness, -100.0f, 100.0f);
resetButtonClicked = GuiButton((Rectangle){ 645, 190, 40, 20 }, "Reset");
//------------------------------------------------------------------------------
DrawFPS(710, 10);
EndDrawing();
//----------------------------------------------------------------------------------
}
// De-Initialization
//--------------------------------------------------------------------------------------
for (int i = 0; i < MAX_TEXTURES; i++) UnloadTexture(texture[i]);
UnloadShader(shdrColorCorrection);
CloseWindow(); // Close window and OpenGL context
//--------------------------------------------------------------------------------------
return 0;
}

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@ -118,7 +118,7 @@ int main(void)
// Raymarch Scene
rlEnableDepthTest(); // Manually enable Depth Test to handle multiple rendering methods
BeginShaderMode(shdrRaymarch);
DrawRectangleRec((Rectangle){0,0, (float)screenWidth, (float)screenHeight},WHITE);
DrawRectangleRec((Rectangle){ 0,0, (float)screenWidth, (float)screenHeight },WHITE);
EndShaderMode();
// Rasterize Scene
@ -138,6 +138,7 @@ int main(void)
ClearBackground(RAYWHITE);
DrawTextureRec(target.texture, (Rectangle) { 0, 0, (float)screenWidth, (float)-screenHeight }, (Vector2) { 0, 0 }, WHITE);
DrawFPS(10, 10);
EndDrawing();
//----------------------------------------------------------------------------------

View File

@ -33,7 +33,7 @@
#define GLSL_VERSION 100
#endif
#define MAP_SIZE 10
#define MAP_SIZE 16
//------------------------------------------------------------------------------------
// Program main entry point
@ -88,8 +88,6 @@ int main(void)
RenderTexture lightmap = LoadRenderTexture(MAP_SIZE, MAP_SIZE);
SetTextureFilter(lightmap.texture, TEXTURE_FILTER_TRILINEAR);
Material material = LoadMaterialDefault();
material.shader = shader;
material.maps[MATERIAL_MAP_ALBEDO].texture = texture;
@ -103,30 +101,34 @@ int main(void)
DrawTexturePro(
light,
(Rectangle){ 0, 0, (float)light.width, (float)light.height },
(Rectangle){ 0, 0, 20, 20 },
(Vector2){ 10.0, 10.0 },
(Rectangle){ 0, 0, 2.0f*MAP_SIZE, 2.0f*MAP_SIZE },
(Vector2){ (float)MAP_SIZE, (float)MAP_SIZE },
0.0,
RED
);
DrawTexturePro(
light,
(Rectangle){ 0, 0, (float)light.width, (float)light.height },
(Rectangle){ 8, 4, 20, 20 },
(Vector2){ 10.0, 10.0 },
(Rectangle){ (float)MAP_SIZE*0.8f, (float)MAP_SIZE/2.0f, 2.0f*MAP_SIZE, 2.0f*MAP_SIZE },
(Vector2){ (float)MAP_SIZE, (float)MAP_SIZE },
0.0,
BLUE
);
DrawTexturePro(
light,
(Rectangle){ 0, 0, (float)light.width, (float)light.height },
(Rectangle){ 8, 8, 10, 10 },
(Vector2){ 5.0, 5.0 },
(Rectangle){ (float)MAP_SIZE*0.8f, (float)MAP_SIZE*0.8f, (float)MAP_SIZE, (float)MAP_SIZE },
(Vector2){ (float)MAP_SIZE/2.0f, (float)MAP_SIZE/2.0f },
0.0,
GREEN
);
BeginBlendMode(BLEND_ALPHA);
EndTextureMode();
// NOTE: To enable trilinear filtering we need mipmaps available for texture
GenTextureMipmaps(&lightmap.texture);
SetTextureFilter(lightmap.texture, TEXTURE_FILTER_TRILINEAR);
SetTargetFPS(60); // Set our game to run at 60 frames-per-second
//--------------------------------------------------------------------------------------
@ -141,24 +143,20 @@ int main(void)
// Draw
//----------------------------------------------------------------------------------
BeginDrawing();
ClearBackground(RAYWHITE);
BeginMode3D(camera);
DrawMesh(mesh, material, MatrixIdentity());
EndMode3D();
DrawFPS(10, 10);
DrawTexturePro(
lightmap.texture,
(Rectangle){ 0, 0, -MAP_SIZE, -MAP_SIZE },
DrawTexturePro(lightmap.texture, (Rectangle){ 0, 0, -MAP_SIZE, -MAP_SIZE },
(Rectangle){ (float)GetRenderWidth() - MAP_SIZE*8 - 10, 10, (float)MAP_SIZE*8, (float)MAP_SIZE*8 },
(Vector2){ 0.0, 0.0 },
0.0,
WHITE);
(Vector2){ 0.0, 0.0 }, 0.0, WHITE);
DrawText("lightmap", GetRenderWidth() - 66, 16 + MAP_SIZE*8, 10, GRAY);
DrawText("10x10 pixels", GetRenderWidth() - 76, 30 + MAP_SIZE*8, 10, GRAY);
DrawText(TextFormat("LIGHTMAP: %ix%i pixels", MAP_SIZE, MAP_SIZE), GetRenderWidth() - 130, 20 + MAP_SIZE*8, 10, GREEN);
DrawFPS(10, 10);
EndDrawing();
//----------------------------------------------------------------------------------

View File

@ -69,7 +69,7 @@ int main(void)
float offset[2] = { startingOffset[0], startingOffset[1] };
float zoom = startingZoom;
// Depending on the zoom the mximum number of iterations must be adapted to get more detail as we zzoom in
// The solution is not perfect, so a control has been added to increase/decrease the number of iterations with UP/DOWN keys
// The solution is not perfect, so a control has been added to increase/decrease the number of iterations with UP/DOWN keys
#if defined(PLATFORM_DESKTOP)
int maxIterations = 333;
float maxIterationsMultiplier = 166.5f;
@ -134,8 +134,8 @@ int main(void)
if (IsKeyPressed(KEY_F1)) showControls = !showControls; // Toggle whether or not to show controls
// Change number of max iterations with UP and DOWN keys
// WARNING: Increasing the number of max iterations greatly impacts performance
// Change number of max iterations with UP and DOWN keys
// WARNING: Increasing the number of max iterations greatly impacts performance
if (IsKeyPressed(KEY_UP))
{
maxIterationsMultiplier *= 1.4f;
@ -167,10 +167,10 @@ int main(void)
updateShader = true;
}
// In case a parameter has been changed, update the shader values
// In case a parameter has been changed, update the shader values
if (updateShader)
{
// As we zoom in, increase the number of max iterations to get more detail
{
// As we zoom in, increase the number of max iterations to get more detail
// Aproximate formula, but it works-ish
maxIterations = (int)(sqrtf(2.0f*sqrtf(fabsf(1.0f - sqrtf(37.5f*zoom))))*maxIterationsMultiplier);

View File

@ -49,7 +49,7 @@ int main(void)
camera.projection = CAMERA_PERSPECTIVE;
// Load basic normal map lighting shader
Shader shader = LoadShader(TextFormat("resources/shaders/glsl%i/normalmap.vs", GLSL_VERSION),
Shader shader = LoadShader(TextFormat("resources/shaders/glsl%i/normalmap.vs", GLSL_VERSION),
TextFormat("resources/shaders/glsl%i/normalmap.fs", GLSL_VERSION));
// Get some required shader locations

View File

@ -45,7 +45,7 @@ int main(void)
// Shadows are a HUGE topic, and this example shows an extremely simple implementation of the shadowmapping algorithm,
// which is the industry standard for shadows. This algorithm can be extended in a ridiculous number of ways to improve
// realism and also adapt it for different scenes. This is pretty much the simplest possible implementation
SetConfigFlags(FLAG_MSAA_4X_HINT);
InitWindow(screenWidth, screenHeight, "raylib [shaders] example - shadowmap rendering");
@ -59,7 +59,7 @@ int main(void)
Shader shadowShader = LoadShader(TextFormat("resources/shaders/glsl%i/shadowmap.vs", GLSL_VERSION),
TextFormat("resources/shaders/glsl%i/shadowmap.fs", GLSL_VERSION));
shadowShader.locs[SHADER_LOC_VECTOR_VIEW] = GetShaderLocation(shadowShader, "viewPos");
Vector3 lightDir = Vector3Normalize((Vector3){ 0.35f, -1.0f, -0.35f });
Color lightColor = WHITE;
Vector4 lightColorNormalized = ColorNormalize(lightColor);
@ -83,7 +83,7 @@ int main(void)
ModelAnimation *robotAnimations = LoadModelAnimations("resources/models/robot.glb", &animCount);
RenderTexture2D shadowMap = LoadShadowmapRenderTexture(SHADOWMAP_RESOLUTION, SHADOWMAP_RESOLUTION);
// For the shadowmapping algorithm, we will be rendering everything from the light's point of view
Camera3D lightCamera = { 0 };
lightCamera.position = Vector3Scale(lightDir, -15.0f);
@ -91,9 +91,9 @@ int main(void)
lightCamera.projection = CAMERA_ORTHOGRAPHIC; // Use an orthographic projection for directional lights
lightCamera.up = (Vector3){ 0.0f, 1.0f, 0.0f };
lightCamera.fovy = 20.0f;
int frameCounter = 0;
// Store the light matrices
Matrix lightView = { 0 };
Matrix lightProj = { 0 };
@ -136,7 +136,7 @@ int main(void)
{
if (lightDir.z > -0.6f) lightDir.z -= cameraSpeed*60.0f*deltaTime;
}
lightDir = Vector3Normalize(lightDir);
lightCamera.position = Vector3Scale(lightDir, -15.0f);
SetShaderValue(shadowShader, lightDirLoc, &lightDir, SHADER_UNIFORM_VEC3);
@ -151,13 +151,13 @@ int main(void)
// to determine whether a given point is "visible" to the light
BeginTextureMode(shadowMap);
ClearBackground(WHITE);
BeginMode3D(lightCamera);
lightView = rlGetMatrixModelview();
lightProj = rlGetMatrixProjection();
DrawScene(cube, robot);
EndMode3D();
EndTextureMode();
lightViewProj = MatrixMultiply(lightView, lightProj);
@ -167,7 +167,7 @@ int main(void)
SetShaderValueMatrix(shadowShader, lightVPLoc, lightViewProj);
rlEnableShader(shadowShader.id);
rlActiveTextureSlot(textureActiveSlot);
rlEnableTexture(shadowMap.depth.id);
rlSetUniform(shadowMapLoc, &textureActiveSlot, SHADER_UNIFORM_INT, 1);
@ -178,7 +178,7 @@ int main(void)
DrawText("Use the arrow keys to rotate the light!", 10, 10, 30, RED);
DrawText("Shadows in raylib using the shadowmapping algorithm!", screenWidth - 280, screenHeight - 20, 10, GRAY);
EndDrawing();
if (IsKeyPressed(KEY_F)) TakeScreenshot("shaders_shadowmap.png");
@ -200,7 +200,7 @@ int main(void)
}
// Load render texture for shadowmap projection
// NOTE: Load framebuffer with only a texture depth attachment,
// NOTE: Load framebuffer with only a texture depth attachment,
// no color attachment required for shadowmap
static RenderTexture2D LoadShadowmapRenderTexture(int width, int height)
{

View File

@ -239,7 +239,7 @@ int main(void)
static void ResetStar(Star *star)
{
star->position = (Vector2){ GetScreenWidth()/2.0f, GetScreenHeight()/2.0f };
star->speed.x = (float)GetRandomValue(-1000, 1000)/100.0f;
star->speed.y = (float)GetRandomValue(-1000, 1000)/100.0f;
@ -247,7 +247,7 @@ static void ResetStar(Star *star)
{
star->speed.x = (float)GetRandomValue(-1000, 1000)/100.0f;
star->speed.y = (float)GetRandomValue(-1000, 1000)/100.0f;
}
}
star->position = Vector2Add(star->position, Vector2Multiply(star->speed, (Vector2){ 8.0f, 8.0f }));
}

File diff suppressed because it is too large Load Diff

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@ -7,7 +7,7 @@
* Example originally created with raylib 2.5, last time updated with raylib 2.5
*
* Example contributed by Ramon Santamaria (@raysan5), reviewed by Jopestpe (@jopestpe)
*
*
* Example licensed under an unmodified zlib/libpng license, which is an OSI-certified,
* BSD-like license that allows static linking with closed source software
*
@ -49,14 +49,14 @@ int main(void)
//-----------------------------------------------------
if (IsKeyPressed(KEY_G)) useGravity = !useGravity;
if (IsKeyPressed(KEY_SPACE)) pause = !pause;
if (!pause)
{
ballPosition.x += ballSpeed.x;
ballPosition.y += ballSpeed.y;
if (useGravity) ballSpeed.y += gravity;
// Check walls collision for bouncing
if ((ballPosition.x >= (GetScreenWidth() - ballRadius)) || (ballPosition.x <= ballRadius)) ballSpeed.x *= -1.0f;
if ((ballPosition.y >= (GetScreenHeight() - ballRadius)) || (ballPosition.y <= ballRadius)) ballSpeed.y *= -0.95f;
@ -72,7 +72,7 @@ int main(void)
DrawCircleV(ballPosition, (float)ballRadius, MAROON);
DrawText("PRESS SPACE to PAUSE BALL MOVEMENT", 10, GetScreenHeight() - 25, 20, LIGHTGRAY);
if (useGravity) DrawText("GRAVITY: ON (Press G to disable)", 10, GetScreenHeight() - 50, 20, DARKGREEN);
else DrawText("GRAVITY: OFF (Press G to enable)", 10, GetScreenHeight() - 50, 20, RED);
@ -80,7 +80,7 @@ int main(void)
if (pause && ((framesCounter/30)%2)) DrawText("PAUSED", 350, 200, 30, GRAY);
DrawFPS(10, 10);
EndDrawing();
//-----------------------------------------------------
}

View File

@ -107,7 +107,7 @@ int main(void)
float bulletDirection = baseDirection + (degreesPerRow*row);
// Bullet speed * bullet direction, this will determine how much pixels will be incremented/decremented
// Bullet speed*bullet direction, this will determine how much pixels will be incremented/decremented
// from the bullet position every frame. Since the bullets doesn't change its direction and speed,
// only need to calculate it at the spawning time
// 0 degrees = right, 90 degrees = down, 180 degrees = left and 270 degrees = up, basically clockwise
@ -197,7 +197,7 @@ int main(void)
bullets[i].color);
}
}
}
}
else
{
// Draw bullets using DrawCircle(), less performant

View File

@ -32,14 +32,14 @@ int main(void)
SetConfigFlags(FLAG_MSAA_4X_HINT);
InitWindow(screenWidth, screenHeight, "raylib [shapes] example - clock of clocks");
const Color bgColor = ColorLerp(DARKBLUE, BLACK, 0.75f);
const Color handsColor = ColorLerp(YELLOW, RAYWHITE, .25f);
const float clockFaceSize = 24;
const float clockFaceSpacing = 8.0f;
const float sectionSpacing = 16.0f;
const Vector2 TL = (Vector2){ 0.0f, 90.0f }; // Top-left corner
const Vector2 TR = (Vector2){ 90.0f, 180.0f }; // Top-right corner
const Vector2 BR = (Vector2){ 180.0f, 270.0f }; // Bottom-right corner
@ -47,7 +47,7 @@ int main(void)
const Vector2 HH = (Vector2){ 0.0f, 180.0f }; // Horizontal line
const Vector2 VV = (Vector2){ 90.0f, 270.0f }; // Vertical line
const Vector2 ZZ = (Vector2){ 135.0f, 135.0f }; // Not relevant
const Vector2 digitAngles[10][24] = {
/* 0 */ { TL,HH,HH,TR, /* */ VV,TL,TR,VV,/* */ VV,VV,VV,VV,/* */ VV,VV,VV,VV,/* */ VV,BL,BR,VV,/* */ BL,HH,HH,BR },
/* 1 */ { TL,HH,TR,ZZ, /* */ BL,TR,VV,ZZ,/* */ ZZ,VV,VV,ZZ,/* */ ZZ,VV,VV,ZZ,/* */ TL,BR,BL,TR,/* */ BL,HH,HH,BR },
@ -60,24 +60,16 @@ int main(void)
/* 8 */ { TL,HH,HH,TR, /* */ VV,TL,TR,VV,/* */ VV,BL,BR,VV,/* */ VV,TL,TR,VV,/* */ VV,BL,BR,VV,/* */ BL,HH,HH,BR },
/* 9 */ { TL,HH,HH,TR, /* */ VV,TL,TR,VV,/* */ VV,BL,BR,VV,/* */ BL,HH,TR,VV,/* */ TL,HH,BR,VV,/* */ BL,HH,HH,BR },
};
// Time for the hands to move to the new position (in seconds); this must be <1s
const float handsMoveDuration = .5f;
// We store the previous seconds value so we can see if the time has changed
const float handsMoveDuration = 0.5f;
int prevSeconds = -1;
// This represents the real position where the hands are right now
Vector2 currentAngles[6][24] = { 0 };
// This is the position where the hands were moving from
Vector2 srcAngles[6][24] = { 0 };
// This is the position where the hands are moving to
Vector2 dstAngles[6][24] = { 0 };
// Current animation timer
float handsMoveTimer = 0.0f;
// 12 or 24 hour mode
int hourMode = 24;
SetTargetFPS(60); // Set our game to run at 60 frames-per-second
@ -88,77 +80,64 @@ int main(void)
{
// Update
//----------------------------------------------------------------------------------
// Get the current time
time_t rawtime;
struct tm *timeinfo;
time(&rawtime);
timeinfo = localtime(&rawtime);
if (timeinfo->tm_sec != prevSeconds) {
if (timeinfo->tm_sec != prevSeconds)
{
// The time has changed, so we need to move the hands to the new positions
prevSeconds = timeinfo->tm_sec;
// Format the current time so we can access the individual digits
const char *clockDigits = TextFormat("%02d%02d%02d", timeinfo->tm_hour % hourMode, timeinfo->tm_min, timeinfo->tm_sec);
const char *clockDigits = TextFormat("%02d%02d%02d", timeinfo->tm_hour%hourMode, timeinfo->tm_min, timeinfo->tm_sec);
// Fetch where we want all the hands to be
for (int digit = 0; digit < 6; digit++) {
for (int cell = 0; cell < 24; cell++) {
for (int digit = 0; digit < 6; digit++)
{
for (int cell = 0; cell < 24; cell++)
{
srcAngles[digit][cell] = currentAngles[digit][cell];
dstAngles[digit][cell] = digitAngles[ clockDigits[digit] - '0' ][cell];
dstAngles[digit][cell] = digitAngles[clockDigits[digit] - '0'][cell];
// Quick exception for 12h mode
if (digit == 0 && hourMode == 12 && clockDigits[0] == '0') {
dstAngles[digit][cell] = ZZ;
}
if (srcAngles[digit][cell].x > dstAngles[digit][cell].x) {
srcAngles[digit][cell].x -= 360.0f;
}
if (srcAngles[digit][cell].y > dstAngles[digit][cell].y) {
srcAngles[digit][cell].y -= 360.0f;
}
if ((digit == 0) && (hourMode == 12) && (clockDigits[0] == '0')) dstAngles[digit][cell] = ZZ;
if (srcAngles[digit][cell].x > dstAngles[digit][cell].x) srcAngles[digit][cell].x -= 360.0f;
if (srcAngles[digit][cell].y > dstAngles[digit][cell].y) srcAngles[digit][cell].y -= 360.0f;
}
}
// Reset the timer
handsMoveTimer = -GetFrameTime();
}
// Now let's animate all the hands if we need to
if (handsMoveTimer < handsMoveDuration) {
if (handsMoveTimer < handsMoveDuration)
{
// Increase the timer but don't go above the maximum
handsMoveTimer = Clamp(handsMoveTimer + GetFrameTime(), 0, handsMoveDuration);
// Calculate the % completion of the animation
float t = handsMoveTimer / handsMoveDuration;
// Calculate the%completion of the animation
float t = handsMoveTimer/handsMoveDuration;
// A little cheeky smoothstep
t = t * t * (3.0f - 2.0f * t);
for (int digit = 0; digit < 6; digit++) {
for (int cell = 0; cell < 24; cell++) {
t = t*t*(3.0f - 2.0f*t);
for (int digit = 0; digit < 6; digit++)
{
for (int cell = 0; cell < 24; cell++)
{
currentAngles[digit][cell].x = Lerp(srcAngles[digit][cell].x, dstAngles[digit][cell].x, t);
currentAngles[digit][cell].y = Lerp(srcAngles[digit][cell].y, dstAngles[digit][cell].y, t);
}
}
if (handsMoveTimer == handsMoveDuration) {
// The animation has now finished
}
}
// Handle input
// Toggle between 12 and 24 hour mode with space
if (IsKeyPressed(KEY_SPACE)) {
hourMode = 36 - hourMode;
}
if (IsKeyPressed(KEY_SPACE)) hourMode = 36 - hourMode; // Toggle between 12 and 24 hour mode with space
//----------------------------------------------------------------------------------
// Draw
@ -166,52 +145,52 @@ int main(void)
BeginDrawing();
ClearBackground(bgColor);
DrawText(TextFormat("%d-h mode, space to change", hourMode), 10, 30, 20, RAYWHITE);
float xOffset = 4.0f;
for (int digit = 0; digit < 6; digit++) {
for (int row = 0; row < 6; row++) {
for (int col = 0; col < 4; col++) {
for (int digit = 0; digit < 6; digit++)
{
for (int row = 0; row < 6; row++)
{
for (int col = 0; col < 4; col++)
{
Vector2 centre = (Vector2){
xOffset + col*(clockFaceSize+clockFaceSpacing) + clockFaceSize * .5f,
100 + row*(clockFaceSize+clockFaceSpacing) + clockFaceSize * .5f
xOffset + col*(clockFaceSize+clockFaceSpacing) + clockFaceSize*0.5f,
100 + row*(clockFaceSize+clockFaceSpacing) + clockFaceSize*0.5f
};
DrawRing(centre, clockFaceSize * 0.5f - 2.0f, clockFaceSize * 0.5f, 0, 360, 24, DARKGRAY);
DrawRing(centre, clockFaceSize*0.5f - 2.0f, clockFaceSize*0.5f, 0, 360, 24, DARKGRAY);
// Big hand
DrawRectanglePro(
(Rectangle){centre.x, centre.y, clockFaceSize*.5f+4.0f, 4.0f},
(Rectangle){centre.x, centre.y, clockFaceSize*0.5f+4.0f, 4.0f},
(Vector2){ 2.0f, 2.0f },
currentAngles[digit][row*4+col].x,
handsColor
);
// Little hand
DrawRectanglePro(
(Rectangle){centre.x, centre.y, clockFaceSize*.5f+2.0f, 4.0f},
(Rectangle){centre.x, centre.y, clockFaceSize*0.5f+2.0f, 4.0f},
(Vector2){ 2.0f, 2.0f },
currentAngles[digit][row*4+col].y,
handsColor
);
}
}
xOffset += (clockFaceSize+clockFaceSpacing) * 4;
if (digit % 2 == 1) {
xOffset += (clockFaceSize+clockFaceSpacing)*4;
if (digit%2 == 1)
{
DrawRing((Vector2){xOffset + 4.0f, 160.0f}, 6.0f, 8.0f, 0.0f, 360.0f, 24, handsColor);
DrawRing((Vector2){xOffset + 4.0f, 225.0f}, 6.0f, 8.0f, 0.0f, 360.0f, 24, handsColor);
xOffset += sectionSpacing;
}
}
DrawFPS(10, 10);
EndDrawing();
//----------------------------------------------------------------------------------
@ -219,7 +198,6 @@ int main(void)
// De-Initialization
//--------------------------------------------------------------------------------------
CloseWindow(); // Close window and OpenGL context
//--------------------------------------------------------------------------------------

View File

@ -116,7 +116,7 @@ int main(void)
ClearBackground(RAYWHITE);
// Draw clock in selected mode
if (clockMode == CLOCK_ANALOG) DrawClockAnalog(clock, (Vector2){ 400, 240 });
if (clockMode == CLOCK_ANALOG) DrawClockAnalog(clock, (Vector2){ 400, 240 });
else if (clockMode == CLOCK_DIGITAL)
{
DrawClockDigital(clock, (Vector2){ 30, 60 });
@ -128,7 +128,7 @@ int main(void)
DrawText(clockTime, GetScreenWidth()/2 - MeasureText(clockTime, 150)/2, 300, 150, BLACK);
}
DrawText(TextFormat("Press [SPACE] to switch clock mode: %s",
DrawText(TextFormat("Press [SPACE] to switch clock mode: %s",
(clockMode == CLOCK_DIGITAL)? "DIGITAL CLOCK" : "ANALOGUE CLOCK"), 10, 10, 20, DARKGRAY);
EndDrawing();
@ -183,13 +183,13 @@ static void DrawClockAnalog(Clock clock, Vector2 position)
// Draw clock minutes/seconds lines
for (int i = 0; i < 60; i++)
{
DrawLineEx((Vector2){ position.x + (clock.second.length + ((i%5)? 10 : 6))*cosf((6.0f*i - 90.0f)*DEG2RAD),
position.y + (clock.second.length + ((i%5)? 10 : 6))*sinf((6.0f*i - 90.0f)*DEG2RAD) },
(Vector2){ position.x + (clock.second.length + 20)*cosf((6.0f*i - 90.0f)*DEG2RAD),
DrawLineEx((Vector2){ position.x + (clock.second.length + ((i%5)? 10 : 6))*cosf((6.0f*i - 90.0f)*DEG2RAD),
position.y + (clock.second.length + ((i%5)? 10 : 6))*sinf((6.0f*i - 90.0f)*DEG2RAD) },
(Vector2){ position.x + (clock.second.length + 20)*cosf((6.0f*i - 90.0f)*DEG2RAD),
position.y + (clock.second.length + 20)*sinf((6.0f*i - 90.0f)*DEG2RAD) }, ((i%5)? 1.0f : 3.0f), DARKGRAY);
// Draw seconds numbers
//DrawText(TextFormat("%02i", i), centerPosition.x + (clock.second.length + 50)*cosf((6.0f*i - 90.0f)*DEG2RAD) - 10/2,
//DrawText(TextFormat("%02i", i), centerPosition.x + (clock.second.length + 50)*cosf((6.0f*i - 90.0f)*DEG2RAD) - 10/2,
// centerPosition.y + (clock.second.length + 50)*sinf((6.0f*i - 90.0f)*DEG2RAD) - 10/2, 10, GRAY);
}
@ -256,25 +256,25 @@ static void Draw7SDisplay(Vector2 position, char segments, Color colorOn, Color
float offsetYAdjust = segmentThick*0.3f; // HACK: Adjust gap space between segment limits
// Segment A
DrawDisplaySegment((Vector2){ position.x + segmentThick + segmentLen/2.0f, position.y + segmentThick },
DrawDisplaySegment((Vector2){ position.x + segmentThick + segmentLen/2.0f, position.y + segmentThick },
segmentLen, segmentThick, false, (segments & 0b00000001)? colorOn : colorOff);
// Segment B
DrawDisplaySegment((Vector2){ position.x + segmentThick + segmentLen + segmentThick/2.0f, position.y + 2*segmentThick + segmentLen/2.0f - offsetYAdjust },
DrawDisplaySegment((Vector2){ position.x + segmentThick + segmentLen + segmentThick/2.0f, position.y + 2*segmentThick + segmentLen/2.0f - offsetYAdjust },
segmentLen, segmentThick, true, (segments & 0b00000010)? colorOn : colorOff);
// Segment C
DrawDisplaySegment((Vector2){ position.x + segmentThick + segmentLen + segmentThick/2.0f, position.y + 4*segmentThick + segmentLen + segmentLen/2.0f - 3*offsetYAdjust },
DrawDisplaySegment((Vector2){ position.x + segmentThick + segmentLen + segmentThick/2.0f, position.y + 4*segmentThick + segmentLen + segmentLen/2.0f - 3*offsetYAdjust },
segmentLen, segmentThick, true, (segments & 0b00000100)? colorOn : colorOff);
// Segment D
DrawDisplaySegment((Vector2){ position.x + segmentThick + segmentLen/2.0f, position.y + 5*segmentThick + 2*segmentLen - 4*offsetYAdjust },
DrawDisplaySegment((Vector2){ position.x + segmentThick + segmentLen/2.0f, position.y + 5*segmentThick + 2*segmentLen - 4*offsetYAdjust },
segmentLen, segmentThick, false, (segments & 0b00001000)? colorOn : colorOff);
// Segment E
DrawDisplaySegment((Vector2){ position.x + segmentThick/2.0f, position.y + 4*segmentThick + segmentLen + segmentLen/2.0f - 3*offsetYAdjust },
DrawDisplaySegment((Vector2){ position.x + segmentThick/2.0f, position.y + 4*segmentThick + segmentLen + segmentLen/2.0f - 3*offsetYAdjust },
segmentLen, segmentThick, true, (segments & 0b00010000)? colorOn : colorOff);
// Segment F
DrawDisplaySegment((Vector2){ position.x + segmentThick/2.0f, position.y + 2*segmentThick + segmentLen/2.0f - offsetYAdjust },
DrawDisplaySegment((Vector2){ position.x + segmentThick/2.0f, position.y + 2*segmentThick + segmentLen/2.0f - offsetYAdjust },
segmentLen, segmentThick, true, (segments & 0b00100000)? colorOn : colorOff);
// Segment G
DrawDisplaySegment((Vector2){ position.x + segmentThick + segmentLen/2.0f, position.y + 3*segmentThick + segmentLen - 2*offsetYAdjust },
DrawDisplaySegment((Vector2){ position.x + segmentThick + segmentLen/2.0f, position.y + 3*segmentThick + segmentLen - 2*offsetYAdjust },
segmentLen, segmentThick, false, (segments & 0b01000000)? colorOn : colorOff);
}
@ -284,11 +284,13 @@ static void DrawDisplaySegment(Vector2 center, int length, int thick, bool verti
if (!vertical)
{
// Horizontal segment points
// 3___________________________5
// / \
// /1 x 6\
// \ /
// \2___________________________4/
/*
3___________________________5
/ \
/1 x 6\
\ /
\2___________________________4/
*/
Vector2 segmentPointsH[6] = {
(Vector2){ center.x - length/2.0f - thick/2.0f, center.y }, // Point 1
(Vector2){ center.x - length/2.0f, center.y + thick/2.0f }, // Point 2

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@ -76,7 +76,7 @@ int main(void)
float step = dt/SIMULATION_STEPS, step2 = step*step;
// Update Physics - larger steps = better approximation
for (int i = 0; i < SIMULATION_STEPS; ++i)
for (int i = 0; i < SIMULATION_STEPS; i++)
{
float delta = theta1 - theta2;
float sinD = sinf(delta), cosD = cosf(delta), cos2D = cosf(2*delta);

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@ -11,13 +11,29 @@
* Example licensed under an unmodified zlib/libpng license, which is an OSI-certified,
* BSD-like license that allows static linking with closed source software
*
* Copyright (c) 2025 Hugo ARNAL (@hugoarnal)
* Copyright (c) 2025 Hugo ARNAL (@hugoarnal) and Ramon Santamaria (@raysan5)
*
********************************************************************************************/
#include "raylib.h"
#include <string.h>
#define RAYGUI_IMPLEMENTATION
#include "raygui.h"
#include "raymath.h"
#define MAX_DRAW_LINES 8192
// Line data type
typedef struct {
Vector2 start;
Vector2 end;
} Line;
// Lines array as a global static variable to be stored
// in heap and avoid potential stack overflow (on Web platform)
static Line lines[MAX_DRAW_LINES] = { 0 };
//------------------------------------------------------------------------------------
// Program main entry point
//------------------------------------------------------------------------------------
@ -30,22 +46,31 @@ int main(void)
InitWindow(screenWidth, screenHeight, "raylib [shapes] example - kaleidoscope");
// Line drawing properties
int symmetry = 6;
float angle = 360.0f/(float)symmetry;
float thickness = 3.0f;
Rectangle resetButtonRec = { screenWidth - 55, 5, 50, 25 };
Rectangle backButtonRec = { screenWidth - 55, screenHeight - 30, 25, 25 };
Rectangle nextButtonRec = { screenWidth - 30, screenHeight - 30, 25, 25 };
Vector2 mousePos = { 0 };
Vector2 prevMousePos = { 0 };
SetTargetFPS(60);
ClearBackground(BLACK);
Vector2 scaleVector = { 1.0f, -1.0f };
Vector2 offset = { (float)screenWidth/2.0f, (float)screenHeight/2.0f };
Camera2D camera = { 0 };
camera.target = (Vector2){ 0 };
camera.offset = offset;
camera.rotation = 0.0f;
camera.zoom = 1.0f;
Vector2 scaleVector = { 1.0f, -1.0f };
int currentLineCounter = 0;
int totalLineCounter = 0;
int resetButtonClicked = false;
int backButtonClicked = false;
int nextButtonClicked = false;
SetTargetFPS(20);
//--------------------------------------------------------------------------------------
// Main game loop
@ -53,38 +78,93 @@ int main(void)
{
// Update
//----------------------------------------------------------------------------------
Vector2 mousePos = GetMousePosition();
prevMousePos = mousePos;
mousePos = GetMousePosition();
Vector2 lineStart = Vector2Subtract(mousePos, offset);
Vector2 lineEnd = Vector2Subtract(prevMousePos, offset);
if (
IsMouseButtonDown(MOUSE_LEFT_BUTTON)
&& (CheckCollisionPointRec(mousePos, resetButtonRec) == false)
&& (CheckCollisionPointRec(mousePos, backButtonRec) == false)
&& (CheckCollisionPointRec(mousePos, nextButtonRec) == false)
)
{
for (int s = 0; (s < symmetry) && (totalLineCounter < (MAX_DRAW_LINES - 1)); s++)
{
lineStart = Vector2Rotate(lineStart, angle*DEG2RAD);
lineEnd = Vector2Rotate(lineEnd, angle*DEG2RAD);
// Store mouse line
lines[totalLineCounter].start = lineStart;
lines[totalLineCounter].end = lineEnd;
// Store reflective line
lines[totalLineCounter + 1].start = Vector2Multiply(lineStart, scaleVector);
lines[totalLineCounter + 1].end = Vector2Multiply(lineEnd, scaleVector);
totalLineCounter += 2;
currentLineCounter = totalLineCounter;
}
}
if (resetButtonClicked)
{
memset(&lines, 0, sizeof(Line)*MAX_DRAW_LINES);
currentLineCounter = 0;
totalLineCounter = 0;
}
if (backButtonClicked && (currentLineCounter > 0))
{
currentLineCounter -= 1;
}
if (nextButtonClicked && (currentLineCounter < MAX_DRAW_LINES) && ((currentLineCounter + 1) <= totalLineCounter))
{
currentLineCounter += 1;
}
//----------------------------------------------------------------------------------
// Draw
//----------------------------------------------------------------------------------
BeginDrawing();
ClearBackground(RAYWHITE);
BeginMode2D(camera);
if (IsMouseButtonDown(MOUSE_LEFT_BUTTON)) {
for (int i = 0; i < symmetry; i++) {
lineStart = Vector2Rotate(lineStart, angle*DEG2RAD);
lineEnd = Vector2Rotate(lineEnd, angle*DEG2RAD);
DrawLineEx(lineStart, lineEnd, thickness, WHITE);
Vector2 reflectLineStart = Vector2Multiply(lineStart, scaleVector);
Vector2 reflectLineEnd = Vector2Multiply(lineEnd, scaleVector);
DrawLineEx(reflectLineStart, reflectLineEnd, thickness, WHITE);
for (int s = 0; s < symmetry; s++)
{
for (int i = 0; i < currentLineCounter; i += 2)
{
DrawLineEx(lines[i].start, lines[i].end, thickness, BLACK);
DrawLineEx(lines[i + 1].start, lines[i + 1].end, thickness, BLACK);
}
}
prevMousePos = mousePos;
EndMode2D();
if ((currentLineCounter - 1) < 0) GuiDisable();
backButtonClicked = GuiButton(backButtonRec, "<");
GuiEnable();
if ((currentLineCounter + 1) > totalLineCounter) GuiDisable();
nextButtonClicked = GuiButton(nextButtonRec, ">");
GuiEnable();
resetButtonClicked = GuiButton(resetButtonRec, "Reset");
DrawText(TextFormat("LINES: %i/%i", currentLineCounter, MAX_DRAW_LINES), 10, screenHeight - 30, 20, MAROON);
DrawFPS(10, 10);
EndDrawing();
//----------------------------------------------------------------------------------
}
// De-Initialization
//--------------------------------------------------------------------------------------
CloseWindow(); // Close window and OpenGL context
//--------------------------------------------------------------------------------------

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@ -11,11 +11,12 @@
* Example licensed under an unmodified zlib/libpng license, which is an OSI-certified,
* BSD-like license that allows static linking with closed source software
*
* Copyright (c) 2025-2025 Robin (@RobinsAviary)
* Copyright (c) 2025 Robin (@RobinsAviary)
*
********************************************************************************************/
#include "raylib.h"
#include "raymath.h"
//------------------------------------------------------------------------------------
@ -23,124 +24,114 @@
//------------------------------------------------------------------------------------
int main(void)
{
// Initialization
//--------------------------------------------------------------------------------------
const int screenWidth = 800;
const int screenHeight = 450;
// Initialization
//--------------------------------------------------------------------------------------
const int screenWidth = 800;
const int screenHeight = 450;
InitWindow(screenWidth, screenHeight, "raylib [shapes] example - lines drawing");
InitWindow(screenWidth, screenHeight, "raylib [shapes] example - lines drawing");
// Hint text that shows before you click the screen
bool startText = true;
// Hint text that shows before you click the screen
bool startText = true;
// The mouse's position on the previous frame
Vector2 mousePositionPrevious = GetMousePosition();
// The mouse's position on the previous frame
Vector2 mousePositionPrevious = GetMousePosition();
// The canvas to draw lines on
RenderTexture canvas = LoadRenderTexture(screenWidth, screenHeight);
// The canvas to draw lines on
RenderTexture canvas = LoadRenderTexture(screenWidth, screenHeight);
// The background color of the canvas
const Color backgroundColor = RAYWHITE;
// The line's thickness
float lineThickness = 8.0f;
// The lines hue (in HSV, from 0-360)
float lineHue = 0.0f;
// The line's thickness
float lineThickness = 8.0f;
// The lines hue (in HSV, from 0-360)
float lineHue = 0.0f;
// Clear the canvas to the background color
BeginTextureMode(canvas);
ClearBackground(RAYWHITE);
EndTextureMode();
// Clear the canvas to the background color
BeginTextureMode(canvas);
ClearBackground(backgroundColor);
EndTextureMode();
//--------------------------------------------------------------------------------------
SetTargetFPS(60);
//--------------------------------------------------------------------------------------
// Main game loop
while (!WindowShouldClose()) // Detect window close button or ESC key
{
// Update
//----------------------------------------------------------------------------------
// Disable the hint text once the user clicks
if (IsMouseButtonPressed(MOUSE_BUTTON_LEFT) && startText)
{
startText = false;
}
// Main game loop
while (!WindowShouldClose()) // Detect window close button or ESC key
{
// Update
//----------------------------------------------------------------------------------
// Disable the hint text once the user clicks
if (IsMouseButtonPressed(MOUSE_BUTTON_LEFT) && startText) startText = false;
// Clear the canvas when the user middle-clicks
if (IsMouseButtonPressed(MOUSE_BUTTON_MIDDLE))
{
BeginTextureMode(canvas);
ClearBackground(backgroundColor);
EndTextureMode();
}
// Clear the canvas when the user middle-clicks
if (IsMouseButtonPressed(MOUSE_BUTTON_MIDDLE))
{
BeginTextureMode(canvas);
ClearBackground(RAYWHITE);
EndTextureMode();
}
// Store whether the left and right buttons are down
bool leftButtonDown = IsMouseButtonDown(MOUSE_BUTTON_LEFT);
bool rightButtonDown = IsMouseButtonDown(MOUSE_BUTTON_RIGHT);
// Store whether the left and right buttons are down
bool leftButtonDown = IsMouseButtonDown(MOUSE_BUTTON_LEFT);
bool rightButtonDown = IsMouseButtonDown(MOUSE_BUTTON_RIGHT);
if (leftButtonDown || rightButtonDown)
{
// The color for the line
Color drawColor;
if (leftButtonDown || rightButtonDown)
{
// The color for the line
Color drawColor = WHITE;
if (leftButtonDown)
{
// Increase the hue value by the distance our cursor has moved since the last frame (divided by 3)
lineHue += Vector2Distance(mousePositionPrevious, GetMousePosition())/3.0f;
if (leftButtonDown)
{
// Increase the hue value by the distance our cursor has moved since the last frame (divided by 3)
lineHue += Vector2Distance(mousePositionPrevious, GetMousePosition())/3.0f;
// While the hue is >=360, subtract it to bring it down into the range 0-360
// This is more visually accurate than resetting to zero
while (lineHue >= 360.0f)
{
lineHue -= 360.0f;
}
// While the hue is >=360, subtract it to bring it down into the range 0-360
// This is more visually accurate than resetting to zero
while (lineHue >= 360.0f) lineHue -= 360.0f;
// Create the final color
drawColor = ColorFromHSV(lineHue, 1.0f, 1.0f);
}
else if (rightButtonDown)
{
// Use the background color as an "eraser"
drawColor = backgroundColor;
}
// Create the final color
drawColor = ColorFromHSV(lineHue, 1.0f, 1.0f);
}
else if (rightButtonDown) drawColor = RAYWHITE; // Use the background color as an "eraser"
// Draw the line onto the canvas
BeginTextureMode(canvas);
// Circles act as "caps", smoothing corners
DrawCircleV(mousePositionPrevious, lineThickness/2.0f, drawColor);
DrawCircleV(GetMousePosition(), lineThickness/2.0f, drawColor);
DrawLineEx(mousePositionPrevious, GetMousePosition(), lineThickness, drawColor);
EndTextureMode();
}
// Draw the line onto the canvas
BeginTextureMode(canvas);
// Circles act as "caps", smoothing corners
DrawCircleV(mousePositionPrevious, lineThickness/2.0f, drawColor);
DrawCircleV(GetMousePosition(), lineThickness/2.0f, drawColor);
DrawLineEx(mousePositionPrevious, GetMousePosition(), lineThickness, drawColor);
EndTextureMode();
}
// Update line thickness based on mousewheel
lineThickness += GetMouseWheelMove();
lineThickness = Clamp(lineThickness, 1.0, 500.0f);
// Update line thickness based on mousewheel
lineThickness += GetMouseWheelMove();
lineThickness = Clamp(lineThickness, 1.0, 500.0f);
// Update mouse's previous position
mousePositionPrevious = GetMousePosition();
//----------------------------------------------------------------------------------
// Update mouse's previous position
mousePositionPrevious = GetMousePosition();
//----------------------------------------------------------------------------------
// Draw
//----------------------------------------------------------------------------------
BeginDrawing();
// Draw the render texture to the screen, flipped vertically to make it appear top-side up
DrawTextureRec(canvas.texture, (Rectangle){ 0.0f, 0.0f, (float)canvas.texture.width,(float)-canvas.texture.height }, Vector2Zero(), WHITE);
// Draw
//----------------------------------------------------------------------------------
BeginDrawing();
// Draw the preview circle
if (!leftButtonDown) DrawCircleLinesV(GetMousePosition(), lineThickness/2.0f, (Color){ 127, 127, 127, 127 });
// Draw the render texture to the screen, flipped vertically to make it appear top-side up
DrawTextureRec(canvas.texture, (Rectangle){ 0.0f, 0.0f, (float)canvas.texture.width,(float)-canvas.texture.height }, Vector2Zero(), WHITE);
// Draw the hint text
if (startText) DrawText("try clicking and dragging!", 275, 215, 20, LIGHTGRAY);
EndDrawing();
//----------------------------------------------------------------------------------
}
// Draw the preview circle
if (!leftButtonDown) DrawCircleLinesV(GetMousePosition(), lineThickness/2.0f, (Color){ 127, 127, 127, 127 });
// De-Initialization
//--------------------------------------------------------------------------------------
// Unload the canvas render texture
UnloadRenderTexture(canvas);
// Draw the hint text
if (startText) DrawText("try clicking and dragging!", 275, 215, 20, LIGHTGRAY);
CloseWindow(); // Close window and OpenGL context
//--------------------------------------------------------------------------------------
EndDrawing();
//----------------------------------------------------------------------------------
}
return 0;
// De-Initialization
//--------------------------------------------------------------------------------------
UnloadRenderTexture(canvas); // Unload the canvas render texture
CloseWindow(); // Close window and OpenGL context
//--------------------------------------------------------------------------------------
return 0;
}

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@ -0,0 +1,105 @@
/*******************************************************************************************
*
* raylib [shapes] example - math angle rotation
*
* Example complexity rating: [] 1/4
*
* Example originally created with raylib 5.6-dev, last time updated with raylib 5.6
*
* Example contributed by Kris (@krispy-snacc) and reviewed by Ramon Santamaria (@raysan5)
*
* Example licensed under an unmodified zlib/libpng license, which is an OSI-certified,
* BSD-like license that allows static linking with closed source software
*
* Copyright (c) 2025 Kris (@krispy-snacc)
*
********************************************************************************************/
#include "raylib.h"
#include "raymath.h" // for DEG2RAD
//------------------------------------------------------------------------------------
// Program main entry point
//------------------------------------------------------------------------------------
int main(void)
{
// Initialization
//--------------------------------------------------------------------------------------
const int screenWidth = 720;
const int screenHeight = 400;
InitWindow(screenWidth, screenHeight, "raylib [shapes] example - math angle rotation");
SetTargetFPS(60);
Vector2 center = { screenWidth/2.0f, screenHeight/2.0f };
const float lineLength = 150.0f;
// Predefined angles for fixed lines
int angles[] = { 0, 30, 60, 90 };
int numAngles = sizeof(angles)/sizeof(angles[0]);
float totalAngle = 0.0f; // Animated rotation angle
//--------------------------------------------------------------------------------------
// Main game loop
while (!WindowShouldClose())
{
// Update
//----------------------------------------------------------------------------------
totalAngle += 1.0f; // degrees per frame
if (totalAngle >= 360.0f) totalAngle -= 360.0f;
//----------------------------------------------------------------------------------
// Draw
//----------------------------------------------------------------------------------
BeginDrawing();
ClearBackground(WHITE);
DrawText("Fixed angles + rotating line", 10, 10, 20, LIGHTGRAY);
// Draw fixed-angle lines with colorful gradient
for (int i = 0; i < numAngles; i++)
{
float rad = angles[i]*DEG2RAD;
Vector2 end = { center.x + cosf(rad)*lineLength,
center.y + sinf(rad)*lineLength };
// Gradient color from green → cyan → blue → magenta
Color col;
switch(i)
{
case 0: col = GREEN; break;
case 1: col = ORANGE; break;
case 2: col = BLUE; break;
case 3: col = MAGENTA; break;
default: col = WHITE; break;
}
DrawLineEx(center, end, 5.0f, col);
// Draw angle label slightly offset along the line
Vector2 textPos = { center.x + cosf(rad)*(lineLength + 20),
center.y + sinf(rad)*(lineLength + 20) };
DrawText(TextFormat("%d°", angles[i]), (int)textPos.x, (int)textPos.y, 20, col);
}
// Draw animated rotating line with changing color
float animRad = totalAngle*DEG2RAD;
Vector2 animEnd = { center.x + cosf(animRad)*lineLength,
center.y + sinf(animRad)*lineLength };
// Cycle through HSV colors for animated line
Color animCol = ColorFromHSV(fmodf(totalAngle, 360.0f), 0.8f, 0.9f);
DrawLineEx(center, animEnd, 5.0f, animCol);
EndDrawing();
//----------------------------------------------------------------------------------
}
// De-Initialization
//--------------------------------------------------------------------------------------
CloseWindow();
//--------------------------------------------------------------------------------------
return 0;
}

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@ -0,0 +1,177 @@
/*******************************************************************************************
*
* raylib [shapes] example - math sine cosine
*
* Example complexity rating: [] 2/4
*
* Example originally created with raylib 5.6-dev, last time updated with raylib 5.6-dev
*
* Example contributed by Jopestpe (@jopestpe) and reviewed by Ramon Santamaria (@raysan5)
*
* Example licensed under an unmodified zlib/libpng license, which is an OSI-certified,
* BSD-like license that allows static linking with closed source software
*
* Copyright (c) 2025 Jopestpe (@jopestpe)
*
********************************************************************************************/
#include "raylib.h"
#include <math.h>
#include "raymath.h"
#define RAYGUI_IMPLEMENTATION
#include "raygui.h" // Required for GUI controls
// Wave points for sine/cosine visualization
#define WAVE_POINTS 36
//------------------------------------------------------------------------------------
// Program main entry point
//------------------------------------------------------------------------------------
int main(void)
{
// Initialization
//--------------------------------------------------------------------------------------
const int screenWidth = 800;
const int screenHeight = 450;
SetConfigFlags(FLAG_MSAA_4X_HINT);
InitWindow(screenWidth, screenHeight, "raylib [shapes] example - math sine cosine");
Vector2 sinePoints[WAVE_POINTS];
Vector2 cosPoints[WAVE_POINTS];
Vector2 center = { (screenWidth/2.0f) - 30.0f, screenHeight/2.0f };
Rectangle start = { 20.0f, screenHeight - 120.f , 200.0f, 100.0f};
float radius = 130.0f;
float angle = 0.0f;
bool pause = false;
for (int i = 0; i < WAVE_POINTS; i++)
{
float t = i/(float)(WAVE_POINTS - 1);
float currentAngle = t*360.0f*DEG2RAD;
sinePoints[i] = (Vector2){ start.x + t*start.width, start.y + start.height/2.0f - sinf(currentAngle)*(start.height/2.0f) };
cosPoints[i] = (Vector2){ start.x + t*start.width, start.y + start.height/2.0f - cosf(currentAngle)*(start.height/2.0f) };
}
SetTargetFPS(60); // Set our game to run at 60 frames-per-second
//--------------------------------------------------------------------------------------
// Main game loop
while (!WindowShouldClose()) // Detect window close button or ESC key
{
// Update
//----------------------------------------------------------------------------------
float angleRad = angle*DEG2RAD;
float cosRad = cosf(angleRad);
float sinRad = sinf(angleRad);
Vector2 point = { center.x + cosRad*radius, center.y - sinRad*radius };
Vector2 limitMin = { center.x - radius, center.y - radius };
Vector2 limitMax = { center.x + radius, center.y + radius };
float complementary = 90.0f - angle;
float supplementary = 180.0f - angle;
float explementary = 360.0f - angle;
float tangent = Clamp(tanf(angleRad), -10.0f, 10.0f);
float cotangent = (fabsf(tangent) > 0.001f) ? Clamp(1.0f/tangent, -radius, radius) : 0.0f;
Vector2 tangentPoint = { center.x + radius, center.y - tangent*radius };
Vector2 cotangentPoint = { center.x + cotangent*radius, center.y - radius };
angle = Wrap(angle + (!pause ? 1.0f : 0.0f), 0.0f, 360.0f);
//----------------------------------------------------------------------------------
// Draw
//----------------------------------------------------------------------------------
BeginDrawing();
ClearBackground(RAYWHITE);
// Cotangent (orange)
DrawLineEx((Vector2){ center.x , limitMin.y }, (Vector2){ cotangentPoint.x, limitMin.y }, 2.0f, ORANGE);
DrawLineDashed(center, cotangentPoint, 10.0f, 4.0f, ORANGE);
// Side background
DrawLine(580, 0, 580, GetScreenHeight(), (Color){ 218, 218, 218, 255 });
DrawRectangle(580, 0, GetScreenWidth(), GetScreenHeight(), (Color){ 232, 232, 232, 255 });
// Base circle and axes
DrawCircleLinesV(center, radius, GRAY);
DrawLineEx((Vector2){ center.x, limitMin.y }, (Vector2){ center.x, limitMax.y }, 1.0f, GRAY);
DrawLineEx((Vector2){ limitMin.x, center.y }, (Vector2){ limitMax.x, center.y }, 1.0f, GRAY);
// Wave graph axes
DrawLineEx((Vector2){ start.x , start.y }, (Vector2){ start.x , start.y + start.height }, 2.0f, GRAY);
DrawLineEx((Vector2){ start.x + start.width, start.y }, (Vector2){ start.x + start.width, start.y + start.height }, 2.0f, GRAY);
DrawLineEx((Vector2){ start.x, start.y + start.height/2 }, (Vector2){ start.x + start.width, start.y + start.height/2 }, 2.0f, GRAY);
// Wave graph axis labels
DrawText("1", start.x - 8, start.y, 6, GRAY);
DrawText("0", start.x - 8, start.y + start.height/2 - 6, 6, GRAY);
DrawText("-1", start.x - 12, start.y + start.height - 8, 6, GRAY);
DrawText("0", start.x - 2, start.y + start.height + 4, 6, GRAY);
DrawText("360", start.x + start.width - 8, start.y + start.height + 4, 6, GRAY);
// Sine (red - vertical)
DrawLineEx((Vector2){ center.x, center.y }, (Vector2){ center.x, point.y }, 2.0f, RED);
DrawLineDashed((Vector2){ point.x, center.y }, (Vector2){ point.x, point.y }, 10.0f, 4.0f, RED);
DrawText(TextFormat("Sine %.2f", sinRad), 640, 190, 6, RED);
DrawCircleV((Vector2){ start.x + (angle/360.0f)*start.width, start.y + ((-sinRad + 1)*start.height/2.0f) }, 4.0f, RED);
DrawSplineLinear(sinePoints, WAVE_POINTS, 1.0f, RED);
// Cosine (blue - horizontal)
DrawLineEx((Vector2){ center.x, center.y }, (Vector2){ point.x, center.y }, 2.0f, BLUE);
DrawLineDashed((Vector2){ center.x , point.y }, (Vector2){ point.x, point.y }, 10.0f, 4.0f, BLUE);
DrawText(TextFormat("Cosine %.2f", cosRad), 640, 210, 6, BLUE);
DrawCircleV((Vector2){ start.x + (angle/360.0f)*start.width, start.y + ((-cosRad + 1)*start.height/2.0f) }, 4.0f, BLUE);
DrawSplineLinear(cosPoints, WAVE_POINTS, 1.0f, BLUE);
// Tangent (purple)
DrawLineEx((Vector2){ limitMax.x , center.y }, (Vector2){ limitMax.x, tangentPoint.y }, 2.0f, PURPLE);
DrawLineDashed(center, tangentPoint, 10.0f, 4.0f, PURPLE);
DrawText(TextFormat("Tangent %.2f", tangent), 640, 230, 6, PURPLE);
// Cotangent (orange)
DrawText(TextFormat("Cotangent %.2f", cotangent), 640, 250, 6, ORANGE);
// Complementary angle (beige)
DrawCircleSectorLines(center, radius*0.6f , -angle, -90.0f , 36.0f, BEIGE);
DrawText(TextFormat("Complementary %0.f°",complementary), 640, 150, 6, BEIGE);
// Supplementary angle (darkblue)
DrawCircleSectorLines(center, radius*0.5f , -angle, -180.0f , 36.0f, DARKBLUE);
DrawText(TextFormat("Supplementary %0.f°",supplementary), 640, 130, 6, DARKBLUE);
// Explementary angle (pink)
DrawCircleSectorLines(center, radius*0.4f , -angle, -360.0f , 36.0f, PINK);
DrawText(TextFormat("Explementary %0.f°",explementary), 640, 170, 6, PINK);
// Current angle - arc (lime), radius (black), endpoint (black)
DrawCircleSectorLines(center, radius*0.7f , -angle, 0.0f, 36.0f, LIME);
DrawLineEx((Vector2){ center.x , center.y }, point, 2.0f, BLACK);
DrawCircleV(point, 4.0f, BLACK);
// Draw GUI controls
//------------------------------------------------------------------------------
GuiSetStyle(LABEL, TEXT_COLOR_NORMAL, ColorToInt(GRAY));
GuiToggle((Rectangle){ 640, 70, 120, 20}, TextFormat("Pause"), &pause);
GuiSetStyle(LABEL, TEXT_COLOR_NORMAL, ColorToInt(LIME));
GuiSliderBar((Rectangle){ 640, 40, 120, 20}, "Angle", TextFormat("%.0f°", angle), &angle, 0.0f, 360.0f);
// Angle values panel
GuiGroupBox((Rectangle){ 620, 110, 140, 170}, "Angle Values");
//------------------------------------------------------------------------------
DrawFPS(10, 10);
EndDrawing();
//----------------------------------------------------------------------------------
}
// De-Initialization
//--------------------------------------------------------------------------------------
CloseWindow(); // Close window and OpenGL context
//--------------------------------------------------------------------------------------
return 0;
}

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@ -35,7 +35,7 @@ int main(void)
InitWindow(screenWidth, screenHeight, "raylib [shapes] example - mouse trail");
// Array to store the history of mouse positions (our fixed-size queue)
Vector2 trailPositions[MAX_TRAIL_LENGTH] = { 0 };
Vector2 trailPositions[MAX_TRAIL_LENGTH] = { 0 };
SetTargetFPS(60);
//--------------------------------------------------------------------------------------
@ -62,8 +62,8 @@ int main(void)
//----------------------------------------------------------------------------------
BeginDrawing();
ClearBackground(BLACK);
ClearBackground(BLACK);
// Draw the trail by looping through the history array
for (int i = 0; i < MAX_TRAIL_LENGTH; i++)
{
@ -71,22 +71,22 @@ int main(void)
if ((trailPositions[i].x != 0.0f) || (trailPositions[i].y != 0.0f))
{
// Calculate relative trail strength (ratio is near 1.0 for new, near 0.0 for old)
float ratio = (float)(MAX_TRAIL_LENGTH - i) / MAX_TRAIL_LENGTH;
float ratio = (float)(MAX_TRAIL_LENGTH - i)/MAX_TRAIL_LENGTH;
// Fade effect: oldest positions are more transparent
// Fade (color, alpha) - alpha is 0.5 to 1.0 based on ratio
Color trailColor = Fade(SKYBLUE, ratio*0.5f + 0.5f);
Color trailColor = Fade(SKYBLUE, ratio*0.5f + 0.5f);
// Size effect: oldest positions are smaller
float trailRadius = 15.0f*ratio;
float trailRadius = 15.0f*ratio;
DrawCircleV(trailPositions[i], trailRadius, trailColor);
}
}
// Draw a distinct white circle for the current mouse position (Index 0)
DrawCircleV(mousePosition, 15.0f, WHITE);
DrawText("Move the mouse to see the trail effect!", 10, screenHeight - 30, 20, LIGHTGRAY);
EndDrawing();

View File

@ -67,7 +67,7 @@ int main(void)
const Rectangle panelRect = {
panelPos.x, panelPos.y,
(float)panelWidth,
(float)screenHeight - 2.0f*panelMargin
(float)screenHeight - 2.0f*panelMargin
};
// Pie chart geometry
@ -108,13 +108,13 @@ int main(void)
for (int i = 0; i < sliceCount; i++)
{
float sweep = (totalValue > 0)? (values[i]/totalValue)*360.0f : 0.0f;
if ((angle >= currentAngle) && (angle < (currentAngle + sweep)))
{
hoveredSlice = i;
break;
}
currentAngle += sweep;
}
}
@ -182,11 +182,11 @@ int main(void)
GuiLine((Rectangle){ panelPos.x + 10, (float)panelPos.y + 12 + 170, panelRect.width - 20, 1 }, NULL);
// Scrollable area for slice editors
scrollPanelBounds = (Rectangle){
panelPos.x + panelMargin,
(float)panelPos.y + 12 + 190,
panelRect.width - panelMargin*2,
panelRect.y + panelRect.height - panelPos.y + 12 + 190 - panelMargin
scrollPanelBounds = (Rectangle){
panelPos.x + panelMargin,
(float)panelPos.y + 12 + 190,
panelRect.width - panelMargin*2,
panelRect.y + panelRect.height - panelPos.y + 12 + 190 - panelMargin
};
int contentHeight = sliceCount*35;

View File

@ -184,7 +184,7 @@ static void DrawRectangleRoundedGradientH(Rectangle rec, float roundnessLeft, fl
}
// End one even segments
if ( segments % 2)
if ( segments%2)
{
rlTexCoord2f(shapeRect.x/texShapes.width, shapeRect.y/texShapes.height);
rlVertex2f(center.x, center.y);

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