diff --git a/BINDINGS.md b/BINDINGS.md index e6d167596..ec8e9d885 100644 --- a/BINDINGS.md +++ b/BINDINGS.md @@ -6,7 +6,7 @@ Some people ported raylib to other languages in form of bindings or wrappers to | name | raylib version | language | license | repo | |:------------------:|:---------------:|:---------:|:----------:|-----------------------------------------------------------| -| raylib | **4.0** | [C/C++](https://en.wikipedia.org/wiki/C_(programming_language)) | Zlib | https://github.com/raysan5/raylib | +| raylib | **4.2** | [C/C++](https://en.wikipedia.org/wiki/C_(programming_language)) | Zlib | https://github.com/raysan5/raylib | | raylib-boo | 3.7 | [Boo](http://boo-language.github.io/)| MIT | https://github.com/Rabios/raylib-boo | | Raylib-cs | **4.0** | [C#](https://en.wikipedia.org/wiki/C_Sharp_(programming_language)) | Zlib | https://github.com/ChrisDill/Raylib-cs | | Raylib-CsLo | **4.0** | [C#](https://en.wikipedia.org/wiki/C_Sharp_(programming_language)) | MPL-2.0 | https://github.com/NotNotTech/Raylib-CsLo | @@ -15,7 +15,7 @@ Some people ported raylib to other languages in form of bindings or wrappers to | dart-raylib | **4.0** | [Dart](https://dart.dev/) | MIT | https://gitlab.com/wolfenrain/dart-raylib | | bindbc-raylib3 | **4.0** | [D](https://dlang.org/) | BSL-1.0 | https://github.com/o3o/bindbc-raylib3 | | dray | **4.0** | [D](https://dlang.org/) | Apache-2.0 | https://github.com/xdrie/dray | -| raylib-d | **4.0** | [D](https://dlang.org/) | Zlib | https://github.com/schveiguy/raylib-d | +| raylib-d | **4.2** | [D](https://dlang.org/) | Zlib | https://github.com/schveiguy/raylib-d | | dlang_raylib | **4.0** | [D](https://dlang.org) | MPL-2.0 |https://github.com/rc-05/dlang_raylib | | rayex | 3.7 | [elixir](https://elixir-lang.org/) | Apache-2.0 | https://github.com/shiryel/rayex | | raylib-factor | **4.0** | [Factor](https://factorcode.org/) | BSD | https://github.com/factor/factor/blob/master/extra/raylib/raylib.factor | @@ -29,7 +29,7 @@ Some people ported raylib to other languages in form of bindings or wrappers to | raylib-j | **4.0** | [Java](https://en.wikipedia.org/wiki/Java_(programming_language)) | Zlib | https://github.com/CreedVI/Raylib-J | | raylib.jl | **4.2** | [Julia](https://julialang.org/) | Zlib | https://github.com/irishgreencitrus/raylib.jl | | kaylib | 3.7 | [Kotlin/native](https://kotlinlang.org) | ? | https://github.com/electronstudio/kaylib | -| raylib-lua | **4.0** | [Lua](http://www.lua.org/) | ISC | https://github.com/TSnake41/raylib-lua | +| raylib-lua | **4.2** | [Lua](http://www.lua.org/) | ISC | https://github.com/TSnake41/raylib-lua | | raylua | **4.0** | [Lua](http://www.lua.org/) | MIT | https://github.com/Rabios/raylua | | nelua-raylib | 4.0 | [nelua](https://nelua.io/) | MIT | https://github.com/AKDev21/nelua-raylib | | NimraylibNow! | 4.2 | [Nim](https://nim-lang.org/) | MIT | https://github.com/greenfork/nimraylib_now | @@ -39,7 +39,7 @@ Some people ported raylib to other languages in form of bindings or wrappers to | raylib_odin_bindings | 4.0-dev | [Odin](https://odin-lang.org/) | MIT | https://github.com/Deathbat2190/raylib_odin_bindings | | raylib-odin | **4.0** | [Odin](https://odin-lang.org/) | BSD-3Clause | https://github.com/odin-lang/Odin/tree/master/vendor/raylib | | raylib-ocaml | **4.0** | [OCaml](https://ocaml.org/) | MIT | https://github.com/tjammer/raylib-ocaml | -| Ray4Laz | **4.2** | [Pascal](https://en.wikipedia.org/wiki/Pascal_(programming_language))| Zlib | https://github.com/GuvaCode/Ray4Laz | +| Ray4Laz | **4.2** | [Free Pascal](https://en.wikipedia.org/wiki/Free_Pascal)| Zlib | https://github.com/GuvaCode/Ray4Laz | | Raylib.4.0.Pascal | **4.0** | [Free Pascal](https://en.wikipedia.org/wiki/Free_Pascal)| Zlib | https://github.com/sysrpl/Raylib.4.0.Pascal | | pyraylib | 3.7 | [Python](https://www.python.org/) | Zlib | https://github.com/Ho011/pyraylib | | raylib-python-cffi | **4.2** | [Python](https://www.python.org/) | EPL-2.0 | https://github.com/electronstudio/raylib-python-cffi | @@ -54,7 +54,7 @@ Some people ported raylib to other languages in form of bindings or wrappers to | raylib-smallBasic | 4.1-dev | [SmallBASIC](https://github.com/smallbasic/SmallBASIC) | GPLv3 | https://github.com/smallbasic/smallbasic.plugins/tree/master/raylib | | raylib.v | **4.2** | [V](https://vlang.io/) | Zlib | https://github.com/irishgreencitrus/raylib.v | | raylib-wren | **4.0** | [Wren](http://wren.io/) | ISC | https://github.com/TSnake41/raylib-wren | -| raylib-zig | **4.0** | [Zig](https://ziglang.org/) | MIT | https://github.com/Not-Nik/raylib-zig | +| raylib-zig | **4.2** | [Zig](https://ziglang.org/) | MIT | https://github.com/Not-Nik/raylib-zig | | raylib.zig | **4.2** | [Zig](https://ziglang.org/) | MIT | https://github.com/ryupold/raylib.zig | | hare-raylib | auto | [Hare](https://harelang.org/) | Zlib | https://git.sr.ht/~evantj/hare-raylib | diff --git a/examples/core/core_loading_thread.c b/examples/core/core_loading_thread.c index 614adb690..09ec76460 100644 --- a/examples/core/core_loading_thread.c +++ b/examples/core/core_loading_thread.c @@ -1,6 +1,6 @@ /******************************************************************************************* * -* raylib [cpre] example - loading thread +* raylib [core] example - loading thread * * NOTE: This example requires linking with pthreads library on MinGW, * it can be accomplished passing -static parameter to compiler diff --git a/examples/shaders/resources/shaders/glsl100/base_lighting.vs b/examples/shaders/resources/shaders/glsl100/lighting.vs similarity index 100% rename from examples/shaders/resources/shaders/glsl100/base_lighting.vs rename to examples/shaders/resources/shaders/glsl100/lighting.vs diff --git a/examples/shaders/resources/shaders/glsl100/base_lighting_instanced.vs b/examples/shaders/resources/shaders/glsl100/lighting_instanced.vs similarity index 100% rename from examples/shaders/resources/shaders/glsl100/base_lighting_instanced.vs rename to examples/shaders/resources/shaders/glsl100/lighting_instanced.vs diff --git a/examples/shaders/resources/shaders/glsl120/base_lighting.vs b/examples/shaders/resources/shaders/glsl120/lighting.vs similarity index 100% rename from examples/shaders/resources/shaders/glsl120/base_lighting.vs rename to examples/shaders/resources/shaders/glsl120/lighting.vs diff --git a/examples/shaders/resources/shaders/glsl330/base_lighting.vs b/examples/shaders/resources/shaders/glsl330/lighting.vs similarity index 100% rename from examples/shaders/resources/shaders/glsl330/base_lighting.vs rename to examples/shaders/resources/shaders/glsl330/lighting.vs diff --git a/examples/shaders/shaders_basic_lighting.c b/examples/shaders/shaders_basic_lighting.c index 42910a516..c557ecf73 100644 --- a/examples/shaders/shaders_basic_lighting.c +++ b/examples/shaders/shaders_basic_lighting.c @@ -57,7 +57,7 @@ int main(void) Model cube = LoadModelFromMesh(GenMeshCube(2.0f, 4.0f, 2.0f)); // Load basic lighting shader - Shader shader = LoadShader(TextFormat("resources/shaders/glsl%i/base_lighting.vs", GLSL_VERSION), + Shader shader = LoadShader(TextFormat("resources/shaders/glsl%i/lighting.vs", GLSL_VERSION), TextFormat("resources/shaders/glsl%i/lighting.fs", GLSL_VERSION)); // Get some required shader locations shader.locs[SHADER_LOC_VECTOR_VIEW] = GetShaderLocation(shader, "viewPos"); diff --git a/examples/shaders/shaders_fog.c b/examples/shaders/shaders_fog.c index 5cd68d2c5..de5c23df5 100644 --- a/examples/shaders/shaders_fog.c +++ b/examples/shaders/shaders_fog.c @@ -63,7 +63,7 @@ int main(void) modelC.materials[0].maps[MATERIAL_MAP_DIFFUSE].texture = texture; // Load shader and set up some uniforms - Shader shader = LoadShader(TextFormat("resources/shaders/glsl%i/base_lighting.vs", GLSL_VERSION), + Shader shader = LoadShader(TextFormat("resources/shaders/glsl%i/lighting.vs", GLSL_VERSION), TextFormat("resources/shaders/glsl%i/fog.fs", GLSL_VERSION)); shader.locs[SHADER_LOC_MATRIX_MODEL] = GetShaderLocation(shader, "matModel"); shader.locs[SHADER_LOC_VECTOR_VIEW] = GetShaderLocation(shader, "viewPos"); diff --git a/examples/text/text_codepoints_loading.c b/examples/text/text_codepoints_loading.c index 3b6e11609..c68544030 100644 --- a/examples/text/text_codepoints_loading.c +++ b/examples/text/text_codepoints_loading.c @@ -57,6 +57,10 @@ int main(void) bool showFontAtlas = false; + int codepointSize = 0; + int codepoint = 0; + char *ptr = text; + SetTargetFPS(60); // Set our game to run at 60 frames-per-second //-------------------------------------------------------------------------------------- @@ -66,6 +70,20 @@ int main(void) // Update //---------------------------------------------------------------------------------- if (IsKeyPressed(KEY_SPACE)) showFontAtlas = !showFontAtlas; + + // Testing code: getting next and previous codepoints on provided text + if (IsKeyPressed(KEY_RIGHT)) + { + // Get next codepoint in string and move pointer + codepoint = GetCodepointNext(ptr, &codepointSize); + ptr += codepointSize; + } + else if (IsKeyPressed(KEY_LEFT)) + { + // Get previous codepoint in string and move pointer + codepoint = GetCodepointPrevious(ptr, &codepointSize); + ptr -= codepointSize; + } //---------------------------------------------------------------------------------- // Draw diff --git a/examples/textures/textures_image_drawing.c b/examples/textures/textures_image_drawing.c index 203b3cd38..190fb8594 100644 --- a/examples/textures/textures_image_drawing.c +++ b/examples/textures/textures_image_drawing.c @@ -42,7 +42,7 @@ int main(void) // Draw on the image with a few image draw methods ImageDrawPixel(&parrots, 10, 10, RAYWHITE); - ImageDrawCircle(&parrots, 10, 10, 5, RAYWHITE); + ImageDrawCircleLines(&parrots, 10, 10, 5, RAYWHITE); ImageDrawRectangle(&parrots, 5, 20, 10, 10, RAYWHITE); UnloadImage(cat); // Unload image from RAM diff --git a/projects/CMake/CMakeLists.txt b/projects/CMake/CMakeLists.txt index 351b4809f..cfd924fba 100644 --- a/projects/CMake/CMakeLists.txt +++ b/projects/CMake/CMakeLists.txt @@ -5,12 +5,13 @@ project(example) set(CMAKE_EXPORT_COMPILE_COMMANDS ON) # Dependencies -find_package(raylib 4.2.0 QUIET) # QUIET or REQUIRED +set(RAYLIB_VERSION 4.2.0) +find_package(raylib ${RAYLIB_VERSION} QUIET) # QUIET or REQUIRED if (NOT raylib_FOUND) # If there's none, fetch and build raylib include(FetchContent) FetchContent_Declare( raylib - URL https://github.com/raysan5/raylib/archive/refs/tags/4.0.0.tar.gz + URL https://github.com/raysan5/raylib/archive/refs/tags/${RAYLIB_VERSION}.tar.gz ) FetchContent_GetProperties(raylib) if (NOT raylib_POPULATED) # Have we downloaded raylib yet? diff --git a/src/external/glad.h b/src/external/glad.h index 5ca3ead32..5bb79d40d 100644 --- a/src/external/glad.h +++ b/src/external/glad.h @@ -1,9 +1,9 @@ /** - * Loader generated by glad 2.0.0-beta on Sun Oct 17 18:39:09 2021 + * Loader generated by glad 2.0.0-beta on Sun Sep 18 18:12:12 2022 * * Generator: C/C++ * Specification: gl - * Extensions: 110 + * Extensions: 116 * * APIs: * - gl:core=4.3 @@ -12,16 +12,16 @@ * - ALIAS = False * - DEBUG = False * - HEADER_ONLY = True - * - LOADER = True + * - LOADER = False * - MX = False * - MX_GLOBAL = False * - ON_DEMAND = False * * Commandline: - * --api='gl:core=4.3' --extensions='GL_ARB_ES2_compatibility,GL_ARB_ES3_1_compatibility,GL_ARB_ES3_2_compatibility,GL_ARB_ES3_compatibility,GL_ARB_blend_func_extended,GL_ARB_buffer_storage,GL_ARB_clear_buffer_object,GL_ARB_clear_texture,GL_ARB_color_buffer_float,GL_ARB_compatibility,GL_ARB_compressed_texture_pixel_storage,GL_ARB_compute_shader,GL_ARB_compute_variable_group_size,GL_ARB_copy_buffer,GL_ARB_copy_image,GL_ARB_debug_output,GL_ARB_depth_buffer_float,GL_ARB_depth_clamp,GL_ARB_depth_texture,GL_ARB_direct_state_access,GL_ARB_draw_buffers,GL_ARB_draw_buffers_blend,GL_ARB_draw_elements_base_vertex,GL_ARB_draw_indirect,GL_ARB_draw_instanced,GL_ARB_enhanced_layouts,GL_ARB_explicit_attrib_location,GL_ARB_explicit_uniform_location,GL_ARB_fragment_coord_conventions,GL_ARB_fragment_layer_viewport,GL_ARB_fragment_program,GL_ARB_fragment_program_shadow,GL_ARB_fragment_shader,GL_ARB_fragment_shader_interlock,GL_ARB_framebuffer_no_attachments,GL_ARB_framebuffer_object,GL_ARB_framebuffer_sRGB,GL_ARB_geometry_shader4,GL_ARB_get_program_binary,GL_ARB_get_texture_sub_image,GL_ARB_gl_spirv,GL_ARB_gpu_shader5,GL_ARB_gpu_shader_fp64,GL_ARB_gpu_shader_int64,GL_ARB_half_float_pixel,GL_ARB_half_float_vertex,GL_ARB_instanced_arrays,GL_ARB_internalformat_query,GL_ARB_internalformat_query2,GL_ARB_map_buffer_range,GL_ARB_multi_bind,GL_ARB_multi_draw_indirect,GL_ARB_multisample,GL_ARB_multitexture,GL_ARB_occlusion_query,GL_ARB_occlusion_query2,GL_ARB_pipeline_statistics_query,GL_ARB_query_buffer_object,GL_ARB_sample_locations,GL_ARB_sample_shading,GL_ARB_seamless_cube_map,GL_ARB_seamless_cubemap_per_texture,GL_ARB_shader_atomic_counter_ops,GL_ARB_shader_atomic_counters,GL_ARB_shader_bit_encoding,GL_ARB_shader_clock,GL_ARB_shader_image_load_store,GL_ARB_shader_image_size,GL_ARB_shader_objects,GL_ARB_shader_storage_buffer_object,GL_ARB_shader_texture_lod,GL_ARB_shading_language_100,GL_ARB_shading_language_420pack,GL_ARB_shading_language_include,GL_ARB_shading_language_packing,GL_ARB_spirv_extensions,GL_ARB_tessellation_shader,GL_ARB_texture_border_clamp,GL_ARB_texture_buffer_object_rgb32,GL_ARB_texture_compression,GL_ARB_texture_cube_map,GL_ARB_texture_cube_map_array,GL_ARB_texture_env_add,GL_ARB_texture_filter_anisotropic,GL_ARB_texture_filter_minmax,GL_ARB_texture_float,GL_ARB_texture_mirror_clamp_to_edge,GL_ARB_texture_mirrored_repeat,GL_ARB_texture_multisample,GL_ARB_texture_non_power_of_two,GL_ARB_texture_rg,GL_ARB_texture_storage,GL_ARB_texture_swizzle,GL_ARB_texture_view,GL_ARB_timer_query,GL_ARB_transpose_matrix,GL_ARB_uniform_buffer_object,GL_ARB_vertex_array_bgra,GL_ARB_vertex_array_object,GL_ARB_vertex_attrib_binding,GL_ARB_vertex_buffer_object,GL_ARB_vertex_program,GL_ARB_vertex_shader,GL_EXT_fog_coord,GL_EXT_framebuffer_blit,GL_EXT_framebuffer_multisample,GL_EXT_framebuffer_object,GL_EXT_framebuffer_sRGB,GL_OES_compressed_paletted_texture,GL_OES_fixed_point' c --header-only --loader + * --api='gl:core=4.3' --extensions='GL_ARB_ES2_compatibility,GL_ARB_ES3_1_compatibility,GL_ARB_ES3_2_compatibility,GL_ARB_ES3_compatibility,GL_ARB_blend_func_extended,GL_ARB_buffer_storage,GL_ARB_clear_buffer_object,GL_ARB_clear_texture,GL_ARB_color_buffer_float,GL_ARB_compatibility,GL_ARB_compressed_texture_pixel_storage,GL_ARB_compute_shader,GL_ARB_compute_variable_group_size,GL_ARB_copy_buffer,GL_ARB_copy_image,GL_ARB_debug_output,GL_ARB_depth_buffer_float,GL_ARB_depth_clamp,GL_ARB_depth_texture,GL_ARB_direct_state_access,GL_ARB_draw_buffers,GL_ARB_draw_buffers_blend,GL_ARB_draw_elements_base_vertex,GL_ARB_draw_indirect,GL_ARB_draw_instanced,GL_ARB_enhanced_layouts,GL_ARB_explicit_attrib_location,GL_ARB_explicit_uniform_location,GL_ARB_fragment_coord_conventions,GL_ARB_fragment_layer_viewport,GL_ARB_fragment_program,GL_ARB_fragment_program_shadow,GL_ARB_fragment_shader,GL_ARB_fragment_shader_interlock,GL_ARB_framebuffer_no_attachments,GL_ARB_framebuffer_object,GL_ARB_framebuffer_sRGB,GL_ARB_geometry_shader4,GL_ARB_get_program_binary,GL_ARB_get_texture_sub_image,GL_ARB_gl_spirv,GL_ARB_gpu_shader5,GL_ARB_gpu_shader_fp64,GL_ARB_gpu_shader_int64,GL_ARB_half_float_pixel,GL_ARB_half_float_vertex,GL_ARB_instanced_arrays,GL_ARB_internalformat_query,GL_ARB_internalformat_query2,GL_ARB_map_buffer_range,GL_ARB_multi_bind,GL_ARB_multi_draw_indirect,GL_ARB_multisample,GL_ARB_multitexture,GL_ARB_occlusion_query,GL_ARB_occlusion_query2,GL_ARB_pipeline_statistics_query,GL_ARB_query_buffer_object,GL_ARB_sample_locations,GL_ARB_sample_shading,GL_ARB_seamless_cube_map,GL_ARB_seamless_cubemap_per_texture,GL_ARB_shader_atomic_counter_ops,GL_ARB_shader_atomic_counters,GL_ARB_shader_bit_encoding,GL_ARB_shader_clock,GL_ARB_shader_image_load_store,GL_ARB_shader_image_size,GL_ARB_shader_objects,GL_ARB_shader_storage_buffer_object,GL_ARB_shader_texture_lod,GL_ARB_shading_language_100,GL_ARB_shading_language_420pack,GL_ARB_shading_language_include,GL_ARB_shading_language_packing,GL_ARB_spirv_extensions,GL_ARB_tessellation_shader,GL_ARB_texture_border_clamp,GL_ARB_texture_buffer_object_rgb32,GL_ARB_texture_compression,GL_ARB_texture_cube_map,GL_ARB_texture_cube_map_array,GL_ARB_texture_env_add,GL_ARB_texture_filter_anisotropic,GL_ARB_texture_filter_minmax,GL_ARB_texture_float,GL_ARB_texture_mirror_clamp_to_edge,GL_ARB_texture_mirrored_repeat,GL_ARB_texture_multisample,GL_ARB_texture_non_power_of_two,GL_ARB_texture_rg,GL_ARB_texture_storage,GL_ARB_texture_swizzle,GL_ARB_texture_view,GL_ARB_timer_query,GL_ARB_transpose_matrix,GL_ARB_uniform_buffer_object,GL_ARB_vertex_array_bgra,GL_ARB_vertex_array_object,GL_ARB_vertex_attrib_binding,GL_ARB_vertex_buffer_object,GL_ARB_vertex_program,GL_ARB_vertex_shader,GL_EXT_draw_instanced,GL_EXT_fog_coord,GL_EXT_framebuffer_blit,GL_EXT_framebuffer_multisample,GL_EXT_framebuffer_object,GL_EXT_framebuffer_sRGB,GL_EXT_texture_compression_s3tc,GL_EXT_texture_filter_anisotropic,GL_EXT_texture_mirror_clamp,GL_KHR_texture_compression_astc_hdr,GL_KHR_texture_compression_astc_ldr,GL_OES_compressed_paletted_texture,GL_OES_fixed_point' c --header-only * * Online: - * http://glad.sh/#api=gl%3Acore%3D4.3&generator=c&options=HEADER_ONLY%2CLOADER + * http://glad.sh/#api=gl%3Acore%3D4.3&generator=c&options=HEADER_ONLY * */ @@ -54,7 +54,6 @@ #define GLAD_GL #define GLAD_OPTION_GL_HEADER_ONLY -#define GLAD_OPTION_GL_LOADER #ifdef __cplusplus extern "C" { @@ -381,11 +380,25 @@ typedef void (*GLADpostcallback)(void *ret, const char *name, GLADapiproc apipro #define GL_COMPRESSED_RGBA 0x84EE #define GL_COMPRESSED_RGBA8_ETC2_EAC 0x9278 #define GL_COMPRESSED_RGBA_ARB 0x84EE +#define GL_COMPRESSED_RGBA_ASTC_10x10_KHR 0x93BB +#define GL_COMPRESSED_RGBA_ASTC_10x5_KHR 0x93B8 +#define GL_COMPRESSED_RGBA_ASTC_10x6_KHR 0x93B9 +#define GL_COMPRESSED_RGBA_ASTC_10x8_KHR 0x93BA +#define GL_COMPRESSED_RGBA_ASTC_12x10_KHR 0x93BC +#define GL_COMPRESSED_RGBA_ASTC_12x12_KHR 0x93BD +#define GL_COMPRESSED_RGBA_ASTC_4x4_KHR 0x93B0 +#define GL_COMPRESSED_RGBA_ASTC_5x4_KHR 0x93B1 +#define GL_COMPRESSED_RGBA_ASTC_5x5_KHR 0x93B2 +#define GL_COMPRESSED_RGBA_ASTC_6x5_KHR 0x93B3 +#define GL_COMPRESSED_RGBA_ASTC_6x6_KHR 0x93B4 +#define GL_COMPRESSED_RGBA_ASTC_8x5_KHR 0x93B5 +#define GL_COMPRESSED_RGBA_ASTC_8x6_KHR 0x93B6 +#define GL_COMPRESSED_RGBA_ASTC_8x8_KHR 0x93B7 #define GL_COMPRESSED_RGBA_BPTC_UNORM 0x8E8C -#define GL_COMPRESSED_RGB_ARB 0x84ED #define GL_COMPRESSED_RGBA_S3TC_DXT1_EXT 0x83F1 #define GL_COMPRESSED_RGBA_S3TC_DXT3_EXT 0x83F2 #define GL_COMPRESSED_RGBA_S3TC_DXT5_EXT 0x83F3 +#define GL_COMPRESSED_RGB_ARB 0x84ED #define GL_COMPRESSED_RGB_BPTC_SIGNED_FLOAT 0x8E8E #define GL_COMPRESSED_RGB_BPTC_UNSIGNED_FLOAT 0x8E8F #define GL_COMPRESSED_RGB_S3TC_DXT1_EXT 0x83F0 @@ -395,6 +408,20 @@ typedef void (*GLADpostcallback)(void *ret, const char *name, GLADapiproc apipro #define GL_COMPRESSED_SIGNED_RG11_EAC 0x9273 #define GL_COMPRESSED_SIGNED_RG_RGTC2 0x8DBE #define GL_COMPRESSED_SRGB 0x8C48 +#define GL_COMPRESSED_SRGB8_ALPHA8_ASTC_10x10_KHR 0x93DB +#define GL_COMPRESSED_SRGB8_ALPHA8_ASTC_10x5_KHR 0x93D8 +#define GL_COMPRESSED_SRGB8_ALPHA8_ASTC_10x6_KHR 0x93D9 +#define GL_COMPRESSED_SRGB8_ALPHA8_ASTC_10x8_KHR 0x93DA +#define GL_COMPRESSED_SRGB8_ALPHA8_ASTC_12x10_KHR 0x93DC +#define GL_COMPRESSED_SRGB8_ALPHA8_ASTC_12x12_KHR 0x93DD +#define GL_COMPRESSED_SRGB8_ALPHA8_ASTC_4x4_KHR 0x93D0 +#define GL_COMPRESSED_SRGB8_ALPHA8_ASTC_5x4_KHR 0x93D1 +#define GL_COMPRESSED_SRGB8_ALPHA8_ASTC_5x5_KHR 0x93D2 +#define GL_COMPRESSED_SRGB8_ALPHA8_ASTC_6x5_KHR 0x93D3 +#define GL_COMPRESSED_SRGB8_ALPHA8_ASTC_6x6_KHR 0x93D4 +#define GL_COMPRESSED_SRGB8_ALPHA8_ASTC_8x5_KHR 0x93D5 +#define GL_COMPRESSED_SRGB8_ALPHA8_ASTC_8x6_KHR 0x93D6 +#define GL_COMPRESSED_SRGB8_ALPHA8_ASTC_8x8_KHR 0x93D7 #define GL_COMPRESSED_SRGB8_ALPHA8_ETC2_EAC 0x9279 #define GL_COMPRESSED_SRGB8_ETC2 0x9275 #define GL_COMPRESSED_SRGB8_PUNCHTHROUGH_ALPHA1_ETC2 0x9277 @@ -1067,6 +1094,7 @@ typedef void (*GLADpostcallback)(void *ret, const char *name, GLADapiproc apipro #define GL_MAX_TEXTURE_IMAGE_UNITS_ARB 0x8872 #define GL_MAX_TEXTURE_LOD_BIAS 0x84FD #define GL_MAX_TEXTURE_MAX_ANISOTROPY 0x84FF +#define GL_MAX_TEXTURE_MAX_ANISOTROPY_EXT 0x84FF #define GL_MAX_TEXTURE_SIZE 0x0D33 #define GL_MAX_TEXTURE_UNITS_ARB 0x84E2 #define GL_MAX_TRANSFORM_FEEDBACK_BUFFERS 0x8E70 @@ -1113,7 +1141,10 @@ typedef void (*GLADpostcallback)(void *ret, const char *name, GLADapiproc apipro #define GL_MIPMAP 0x8293 #define GL_MIRRORED_REPEAT 0x8370 #define GL_MIRRORED_REPEAT_ARB 0x8370 +#define GL_MIRROR_CLAMP_EXT 0x8742 +#define GL_MIRROR_CLAMP_TO_BORDER_EXT 0x8912 #define GL_MIRROR_CLAMP_TO_EDGE 0x8743 +#define GL_MIRROR_CLAMP_TO_EDGE_EXT 0x8743 #define GL_MULTISAMPLE 0x809D #define GL_MULTISAMPLE_ARB 0x809D #define GL_MULTISAMPLE_BIT_ARB 0x20000000 @@ -1749,6 +1780,7 @@ typedef void (*GLADpostcallback)(void *ret, const char *name, GLADapiproc apipro #define GL_TEXTURE_LUMINANCE_TYPE_ARB 0x8C14 #define GL_TEXTURE_MAG_FILTER 0x2800 #define GL_TEXTURE_MAX_ANISOTROPY 0x84FE +#define GL_TEXTURE_MAX_ANISOTROPY_EXT 0x84FE #define GL_TEXTURE_MAX_LEVEL 0x813D #define GL_TEXTURE_MAX_LOD 0x813B #define GL_TEXTURE_MIN_FILTER 0x2801 @@ -2159,6 +2191,20 @@ typedef int64_t khronos_int64_t; typedef uint64_t khronos_uint64_t; #define KHRONOS_SUPPORT_INT64 1 #define KHRONOS_SUPPORT_FLOAT 1 +/* + * To support platform where unsigned long cannot be used interchangeably with + * inptr_t (e.g. CHERI-extended ISAs), we can use the stdint.h intptr_t. + * Ideally, we could just use (u)intptr_t everywhere, but this could result in + * ABI breakage if khronos_uintptr_t is changed from unsigned long to + * unsigned long long or similar (this results in different C++ name mangling). + * To avoid changes for existing platforms, we restrict usage of intptr_t to + * platforms where the size of a pointer is larger than the size of long. + */ +#if defined(__SIZEOF_LONG__) && defined(__SIZEOF_POINTER__) +#if __SIZEOF_POINTER__ > __SIZEOF_LONG__ +#define KHRONOS_USE_INTPTR_T +#endif +#endif #elif defined(__VMS ) || defined(__sgi) @@ -2241,14 +2287,21 @@ typedef unsigned short int khronos_uint16_t; * pointers are 64 bits, but 'long' is still 32 bits. Win64 appears * to be the only LLP64 architecture in current use. */ -#ifdef _WIN64 +#ifdef KHRONOS_USE_INTPTR_T +typedef intptr_t khronos_intptr_t; +typedef uintptr_t khronos_uintptr_t; +#elif defined(_WIN64) typedef signed long long int khronos_intptr_t; typedef unsigned long long int khronos_uintptr_t; -typedef signed long long int khronos_ssize_t; -typedef unsigned long long int khronos_usize_t; #else typedef signed long int khronos_intptr_t; typedef unsigned long int khronos_uintptr_t; +#endif + +#if defined(_WIN64) +typedef signed long long int khronos_ssize_t; +typedef unsigned long long int khronos_usize_t; +#else typedef signed long int khronos_ssize_t; typedef unsigned long int khronos_usize_t; #endif @@ -2294,113 +2347,70 @@ typedef enum { } khronos_boolean_enum_t; #endif /* __khrplatform_h_ */ - typedef unsigned int GLenum; - typedef unsigned char GLboolean; - typedef unsigned int GLbitfield; - typedef void GLvoid; - typedef khronos_int8_t GLbyte; - typedef khronos_uint8_t GLubyte; - typedef khronos_int16_t GLshort; - typedef khronos_uint16_t GLushort; - typedef int GLint; - typedef unsigned int GLuint; - typedef khronos_int32_t GLclampx; - typedef int GLsizei; - typedef khronos_float_t GLfloat; - typedef khronos_float_t GLclampf; - typedef double GLdouble; - typedef double GLclampd; - typedef void *GLeglClientBufferEXT; - typedef void *GLeglImageOES; - typedef char GLchar; - typedef char GLcharARB; - #ifdef __APPLE__ typedef void *GLhandleARB; #else typedef unsigned int GLhandleARB; #endif - typedef khronos_uint16_t GLhalf; - typedef khronos_uint16_t GLhalfARB; - typedef khronos_int32_t GLfixed; - #if defined(__ENVIRONMENT_MAC_OS_X_VERSION_MIN_REQUIRED__) && (__ENVIRONMENT_MAC_OS_X_VERSION_MIN_REQUIRED__ > 1060) typedef khronos_intptr_t GLintptr; #else typedef khronos_intptr_t GLintptr; #endif - #if defined(__ENVIRONMENT_MAC_OS_X_VERSION_MIN_REQUIRED__) && (__ENVIRONMENT_MAC_OS_X_VERSION_MIN_REQUIRED__ > 1060) typedef khronos_intptr_t GLintptrARB; #else typedef khronos_intptr_t GLintptrARB; #endif - #if defined(__ENVIRONMENT_MAC_OS_X_VERSION_MIN_REQUIRED__) && (__ENVIRONMENT_MAC_OS_X_VERSION_MIN_REQUIRED__ > 1060) typedef khronos_ssize_t GLsizeiptr; #else typedef khronos_ssize_t GLsizeiptr; #endif - #if defined(__ENVIRONMENT_MAC_OS_X_VERSION_MIN_REQUIRED__) && (__ENVIRONMENT_MAC_OS_X_VERSION_MIN_REQUIRED__ > 1060) typedef khronos_ssize_t GLsizeiptrARB; #else typedef khronos_ssize_t GLsizeiptrARB; #endif - typedef khronos_int64_t GLint64; - typedef khronos_int64_t GLint64EXT; - typedef khronos_uint64_t GLuint64; - typedef khronos_uint64_t GLuint64EXT; - typedef struct __GLsync *GLsync; - struct _cl_context; - struct _cl_event; - typedef void (GLAD_API_PTR *GLDEBUGPROC)(GLenum source,GLenum type,GLuint id,GLenum severity,GLsizei length,const GLchar *message,const void *userParam); - typedef void (GLAD_API_PTR *GLDEBUGPROCARB)(GLenum source,GLenum type,GLuint id,GLenum severity,GLsizei length,const GLchar *message,const void *userParam); - typedef void (GLAD_API_PTR *GLDEBUGPROCKHR)(GLenum source,GLenum type,GLuint id,GLenum severity,GLsizei length,const GLchar *message,const void *userParam); - typedef void (GLAD_API_PTR *GLDEBUGPROCAMD)(GLuint id,GLenum category,GLenum severity,GLsizei length,const GLchar *message,void *userParam); - typedef unsigned short GLhalfNV; - typedef GLintptr GLvdpauSurfaceNV; - typedef void (GLAD_API_PTR *GLVULKANPROCNV)(void); - #define GL_VERSION_1_0 1 GLAD_API_CALL int GLAD_GL_VERSION_1_0; #define GL_VERSION_1_1 1 @@ -2593,8 +2603,6 @@ GLAD_API_CALL int GLAD_GL_ARB_texture_border_clamp; GLAD_API_CALL int GLAD_GL_ARB_texture_buffer_object_rgb32; #define GL_ARB_texture_compression 1 GLAD_API_CALL int GLAD_GL_ARB_texture_compression; -#define GL_EXT_texture_compression_s3tc 1 -GLAD_API_CALL int GLAD_GL_EXT_texture_compression_s3tc; #define GL_ARB_texture_cube_map 1 GLAD_API_CALL int GLAD_GL_ARB_texture_cube_map; #define GL_ARB_texture_cube_map_array 1 @@ -2641,6 +2649,8 @@ GLAD_API_CALL int GLAD_GL_ARB_vertex_buffer_object; GLAD_API_CALL int GLAD_GL_ARB_vertex_program; #define GL_ARB_vertex_shader 1 GLAD_API_CALL int GLAD_GL_ARB_vertex_shader; +#define GL_EXT_draw_instanced 1 +GLAD_API_CALL int GLAD_GL_EXT_draw_instanced; #define GL_EXT_fog_coord 1 GLAD_API_CALL int GLAD_GL_EXT_fog_coord; #define GL_EXT_framebuffer_blit 1 @@ -2651,6 +2661,16 @@ GLAD_API_CALL int GLAD_GL_EXT_framebuffer_multisample; GLAD_API_CALL int GLAD_GL_EXT_framebuffer_object; #define GL_EXT_framebuffer_sRGB 1 GLAD_API_CALL int GLAD_GL_EXT_framebuffer_sRGB; +#define GL_EXT_texture_compression_s3tc 1 +GLAD_API_CALL int GLAD_GL_EXT_texture_compression_s3tc; +#define GL_EXT_texture_filter_anisotropic 1 +GLAD_API_CALL int GLAD_GL_EXT_texture_filter_anisotropic; +#define GL_EXT_texture_mirror_clamp 1 +GLAD_API_CALL int GLAD_GL_EXT_texture_mirror_clamp; +#define GL_KHR_texture_compression_astc_hdr 1 +GLAD_API_CALL int GLAD_GL_KHR_texture_compression_astc_hdr; +#define GL_KHR_texture_compression_astc_ldr 1 +GLAD_API_CALL int GLAD_GL_KHR_texture_compression_astc_ldr; #define GL_OES_compressed_paletted_texture 1 GLAD_API_CALL int GLAD_GL_OES_compressed_paletted_texture; #define GL_OES_fixed_point 1 @@ -2848,6 +2868,7 @@ typedef void (GLAD_API_PTR *PFNGLDRAWARRAYSINDIRECTPROC)(GLenum mode, const void typedef void (GLAD_API_PTR *PFNGLDRAWARRAYSINSTANCEDPROC)(GLenum mode, GLint first, GLsizei count, GLsizei instancecount); typedef void (GLAD_API_PTR *PFNGLDRAWARRAYSINSTANCEDARBPROC)(GLenum mode, GLint first, GLsizei count, GLsizei primcount); typedef void (GLAD_API_PTR *PFNGLDRAWARRAYSINSTANCEDBASEINSTANCEPROC)(GLenum mode, GLint first, GLsizei count, GLsizei instancecount, GLuint baseinstance); +typedef void (GLAD_API_PTR *PFNGLDRAWARRAYSINSTANCEDEXTPROC)(GLenum mode, GLint start, GLsizei count, GLsizei primcount); typedef void (GLAD_API_PTR *PFNGLDRAWBUFFERPROC)(GLenum buf); typedef void (GLAD_API_PTR *PFNGLDRAWBUFFERSPROC)(GLsizei n, const GLenum * bufs); typedef void (GLAD_API_PTR *PFNGLDRAWBUFFERSARBPROC)(GLsizei n, const GLenum * bufs); @@ -2859,6 +2880,7 @@ typedef void (GLAD_API_PTR *PFNGLDRAWELEMENTSINSTANCEDARBPROC)(GLenum mode, GLsi typedef void (GLAD_API_PTR *PFNGLDRAWELEMENTSINSTANCEDBASEINSTANCEPROC)(GLenum mode, GLsizei count, GLenum type, const void * indices, GLsizei instancecount, GLuint baseinstance); typedef void (GLAD_API_PTR *PFNGLDRAWELEMENTSINSTANCEDBASEVERTEXPROC)(GLenum mode, GLsizei count, GLenum type, const void * indices, GLsizei instancecount, GLint basevertex); typedef void (GLAD_API_PTR *PFNGLDRAWELEMENTSINSTANCEDBASEVERTEXBASEINSTANCEPROC)(GLenum mode, GLsizei count, GLenum type, const void * indices, GLsizei instancecount, GLint basevertex, GLuint baseinstance); +typedef void (GLAD_API_PTR *PFNGLDRAWELEMENTSINSTANCEDEXTPROC)(GLenum mode, GLsizei count, GLenum type, const void * indices, GLsizei primcount); typedef void (GLAD_API_PTR *PFNGLDRAWRANGEELEMENTSPROC)(GLenum mode, GLuint start, GLuint end, GLsizei count, GLenum type, const void * indices); typedef void (GLAD_API_PTR *PFNGLDRAWRANGEELEMENTSBASEVERTEXPROC)(GLenum mode, GLuint start, GLuint end, GLsizei count, GLenum type, const void * indices, GLint basevertex); typedef void (GLAD_API_PTR *PFNGLDRAWTRANSFORMFEEDBACKPROC)(GLenum mode, GLuint id); @@ -4045,6 +4067,8 @@ GLAD_API_CALL PFNGLDRAWARRAYSINSTANCEDARBPROC glad_glDrawArraysInstancedARB; #define glDrawArraysInstancedARB glad_glDrawArraysInstancedARB GLAD_API_CALL PFNGLDRAWARRAYSINSTANCEDBASEINSTANCEPROC glad_glDrawArraysInstancedBaseInstance; #define glDrawArraysInstancedBaseInstance glad_glDrawArraysInstancedBaseInstance +GLAD_API_CALL PFNGLDRAWARRAYSINSTANCEDEXTPROC glad_glDrawArraysInstancedEXT; +#define glDrawArraysInstancedEXT glad_glDrawArraysInstancedEXT GLAD_API_CALL PFNGLDRAWBUFFERPROC glad_glDrawBuffer; #define glDrawBuffer glad_glDrawBuffer GLAD_API_CALL PFNGLDRAWBUFFERSPROC glad_glDrawBuffers; @@ -4067,6 +4091,8 @@ GLAD_API_CALL PFNGLDRAWELEMENTSINSTANCEDBASEVERTEXPROC glad_glDrawElementsInstan #define glDrawElementsInstancedBaseVertex glad_glDrawElementsInstancedBaseVertex GLAD_API_CALL PFNGLDRAWELEMENTSINSTANCEDBASEVERTEXBASEINSTANCEPROC glad_glDrawElementsInstancedBaseVertexBaseInstance; #define glDrawElementsInstancedBaseVertexBaseInstance glad_glDrawElementsInstancedBaseVertexBaseInstance +GLAD_API_CALL PFNGLDRAWELEMENTSINSTANCEDEXTPROC glad_glDrawElementsInstancedEXT; +#define glDrawElementsInstancedEXT glad_glDrawElementsInstancedEXT GLAD_API_CALL PFNGLDRAWRANGEELEMENTSPROC glad_glDrawRangeElements; #define glDrawRangeElements glad_glDrawRangeElements GLAD_API_CALL PFNGLDRAWRANGEELEMENTSBASEVERTEXPROC glad_glDrawRangeElementsBaseVertex; @@ -5682,12 +5708,6 @@ GLAD_API_CALL int gladLoadGLUserPtr( GLADuserptrloadfunc load, void *userptr); GLAD_API_CALL int gladLoadGL( GLADloadfunc load); -#ifdef GLAD_GL - -GLAD_API_CALL int gladLoaderLoadGL(void); -GLAD_API_CALL void gladLoaderUnloadGL(void); - -#endif #ifdef __cplusplus } @@ -5813,7 +5833,6 @@ int GLAD_GL_ARB_tessellation_shader = 0; int GLAD_GL_ARB_texture_border_clamp = 0; int GLAD_GL_ARB_texture_buffer_object_rgb32 = 0; int GLAD_GL_ARB_texture_compression = 0; -int GLAD_GL_EXT_texture_compression_s3tc = 0; int GLAD_GL_ARB_texture_cube_map = 0; int GLAD_GL_ARB_texture_cube_map_array = 0; int GLAD_GL_ARB_texture_env_add = 0; @@ -5837,11 +5856,17 @@ int GLAD_GL_ARB_vertex_attrib_binding = 0; int GLAD_GL_ARB_vertex_buffer_object = 0; int GLAD_GL_ARB_vertex_program = 0; int GLAD_GL_ARB_vertex_shader = 0; +int GLAD_GL_EXT_draw_instanced = 0; int GLAD_GL_EXT_fog_coord = 0; int GLAD_GL_EXT_framebuffer_blit = 0; int GLAD_GL_EXT_framebuffer_multisample = 0; int GLAD_GL_EXT_framebuffer_object = 0; int GLAD_GL_EXT_framebuffer_sRGB = 0; +int GLAD_GL_EXT_texture_compression_s3tc = 0; +int GLAD_GL_EXT_texture_filter_anisotropic = 0; +int GLAD_GL_EXT_texture_mirror_clamp = 0; +int GLAD_GL_KHR_texture_compression_astc_hdr = 0; +int GLAD_GL_KHR_texture_compression_astc_ldr = 0; int GLAD_GL_OES_compressed_paletted_texture = 0; int GLAD_GL_OES_fixed_point = 0; @@ -6038,6 +6063,7 @@ PFNGLDRAWARRAYSINDIRECTPROC glad_glDrawArraysIndirect = NULL; PFNGLDRAWARRAYSINSTANCEDPROC glad_glDrawArraysInstanced = NULL; PFNGLDRAWARRAYSINSTANCEDARBPROC glad_glDrawArraysInstancedARB = NULL; PFNGLDRAWARRAYSINSTANCEDBASEINSTANCEPROC glad_glDrawArraysInstancedBaseInstance = NULL; +PFNGLDRAWARRAYSINSTANCEDEXTPROC glad_glDrawArraysInstancedEXT = NULL; PFNGLDRAWBUFFERPROC glad_glDrawBuffer = NULL; PFNGLDRAWBUFFERSPROC glad_glDrawBuffers = NULL; PFNGLDRAWBUFFERSARBPROC glad_glDrawBuffersARB = NULL; @@ -6049,6 +6075,7 @@ PFNGLDRAWELEMENTSINSTANCEDARBPROC glad_glDrawElementsInstancedARB = NULL; PFNGLDRAWELEMENTSINSTANCEDBASEINSTANCEPROC glad_glDrawElementsInstancedBaseInstance = NULL; PFNGLDRAWELEMENTSINSTANCEDBASEVERTEXPROC glad_glDrawElementsInstancedBaseVertex = NULL; PFNGLDRAWELEMENTSINSTANCEDBASEVERTEXBASEINSTANCEPROC glad_glDrawElementsInstancedBaseVertexBaseInstance = NULL; +PFNGLDRAWELEMENTSINSTANCEDEXTPROC glad_glDrawElementsInstancedEXT = NULL; PFNGLDRAWRANGEELEMENTSPROC glad_glDrawRangeElements = NULL; PFNGLDRAWRANGEELEMENTSBASEVERTEXPROC glad_glDrawRangeElementsBaseVertex = NULL; PFNGLDRAWTRANSFORMFEEDBACKPROC glad_glDrawTransformFeedback = NULL; @@ -8122,6 +8149,11 @@ static void glad_gl_load_GL_ARB_vertex_shader( GLADuserptrloadfunc load, void* u glad_glVertexAttrib4usvARB = (PFNGLVERTEXATTRIB4USVARBPROC) load(userptr, "glVertexAttrib4usvARB"); glad_glVertexAttribPointerARB = (PFNGLVERTEXATTRIBPOINTERARBPROC) load(userptr, "glVertexAttribPointerARB"); } +static void glad_gl_load_GL_EXT_draw_instanced( GLADuserptrloadfunc load, void* userptr) { + if(!GLAD_GL_EXT_draw_instanced) return; + glad_glDrawArraysInstancedEXT = (PFNGLDRAWARRAYSINSTANCEDEXTPROC) load(userptr, "glDrawArraysInstancedEXT"); + glad_glDrawElementsInstancedEXT = (PFNGLDRAWELEMENTSINSTANCEDEXTPROC) load(userptr, "glDrawElementsInstancedEXT"); +} static void glad_gl_load_GL_EXT_fog_coord( GLADuserptrloadfunc load, void* userptr) { if(!GLAD_GL_EXT_fog_coord) return; glad_glFogCoordPointerEXT = (PFNGLFOGCOORDPOINTEREXTPROC) load(userptr, "glFogCoordPointerEXT"); @@ -8451,8 +8483,7 @@ static int glad_gl_find_extensions_gl( int version) { GLAD_GL_ARB_texture_border_clamp = glad_gl_has_extension(version, exts, num_exts_i, exts_i, "GL_ARB_texture_border_clamp"); GLAD_GL_ARB_texture_buffer_object_rgb32 = glad_gl_has_extension(version, exts, num_exts_i, exts_i, "GL_ARB_texture_buffer_object_rgb32"); GLAD_GL_ARB_texture_compression = glad_gl_has_extension(version, exts, num_exts_i, exts_i, "GL_ARB_texture_compression"); - GLAD_GL_EXT_texture_compression_s3tc = glad_gl_has_extension(version, exts, num_exts_i, exts_i, "GL_EXT_texture_compression_s3tc"); - GLAD_GL_ARB_texture_cube_map = glad_gl_has_extension(version, exts, num_exts_i, exts_i, "GL_ARB_texture_cube_map"); + GLAD_GL_ARB_texture_cube_map = glad_gl_has_extension(version, exts, num_exts_i, exts_i, "GL_ARB_texture_cube_map"); GLAD_GL_ARB_texture_cube_map_array = glad_gl_has_extension(version, exts, num_exts_i, exts_i, "GL_ARB_texture_cube_map_array"); GLAD_GL_ARB_texture_env_add = glad_gl_has_extension(version, exts, num_exts_i, exts_i, "GL_ARB_texture_env_add"); GLAD_GL_ARB_texture_filter_anisotropic = glad_gl_has_extension(version, exts, num_exts_i, exts_i, "GL_ARB_texture_filter_anisotropic"); @@ -8475,11 +8506,17 @@ static int glad_gl_find_extensions_gl( int version) { GLAD_GL_ARB_vertex_buffer_object = glad_gl_has_extension(version, exts, num_exts_i, exts_i, "GL_ARB_vertex_buffer_object"); GLAD_GL_ARB_vertex_program = glad_gl_has_extension(version, exts, num_exts_i, exts_i, "GL_ARB_vertex_program"); GLAD_GL_ARB_vertex_shader = glad_gl_has_extension(version, exts, num_exts_i, exts_i, "GL_ARB_vertex_shader"); + GLAD_GL_EXT_draw_instanced = glad_gl_has_extension(version, exts, num_exts_i, exts_i, "GL_EXT_draw_instanced"); GLAD_GL_EXT_fog_coord = glad_gl_has_extension(version, exts, num_exts_i, exts_i, "GL_EXT_fog_coord"); GLAD_GL_EXT_framebuffer_blit = glad_gl_has_extension(version, exts, num_exts_i, exts_i, "GL_EXT_framebuffer_blit"); GLAD_GL_EXT_framebuffer_multisample = glad_gl_has_extension(version, exts, num_exts_i, exts_i, "GL_EXT_framebuffer_multisample"); GLAD_GL_EXT_framebuffer_object = glad_gl_has_extension(version, exts, num_exts_i, exts_i, "GL_EXT_framebuffer_object"); GLAD_GL_EXT_framebuffer_sRGB = glad_gl_has_extension(version, exts, num_exts_i, exts_i, "GL_EXT_framebuffer_sRGB"); + GLAD_GL_EXT_texture_compression_s3tc = glad_gl_has_extension(version, exts, num_exts_i, exts_i, "GL_EXT_texture_compression_s3tc"); + GLAD_GL_EXT_texture_filter_anisotropic = glad_gl_has_extension(version, exts, num_exts_i, exts_i, "GL_EXT_texture_filter_anisotropic"); + GLAD_GL_EXT_texture_mirror_clamp = glad_gl_has_extension(version, exts, num_exts_i, exts_i, "GL_EXT_texture_mirror_clamp"); + GLAD_GL_KHR_texture_compression_astc_hdr = glad_gl_has_extension(version, exts, num_exts_i, exts_i, "GL_KHR_texture_compression_astc_hdr"); + GLAD_GL_KHR_texture_compression_astc_ldr = glad_gl_has_extension(version, exts, num_exts_i, exts_i, "GL_KHR_texture_compression_astc_ldr"); GLAD_GL_OES_compressed_paletted_texture = glad_gl_has_extension(version, exts, num_exts_i, exts_i, "GL_OES_compressed_paletted_texture"); GLAD_GL_OES_fixed_point = glad_gl_has_extension(version, exts, num_exts_i, exts_i, "GL_OES_fixed_point"); @@ -8615,6 +8652,7 @@ int gladLoadGLUserPtr( GLADuserptrloadfunc load, void *userptr) { glad_gl_load_GL_ARB_vertex_buffer_object(load, userptr); glad_gl_load_GL_ARB_vertex_program(load, userptr); glad_gl_load_GL_ARB_vertex_shader(load, userptr); + glad_gl_load_GL_EXT_draw_instanced(load, userptr); glad_gl_load_GL_EXT_fog_coord(load, userptr); glad_gl_load_GL_EXT_framebuffer_blit(load, userptr); glad_gl_load_GL_EXT_framebuffer_multisample(load, userptr); @@ -8632,6 +8670,10 @@ int gladLoadGL( GLADloadfunc load) { } + + + + #ifdef __cplusplus } #endif diff --git a/src/external/rl_gputex.h b/src/external/rl_gputex.h new file mode 100644 index 000000000..22bb72816 --- /dev/null +++ b/src/external/rl_gputex.h @@ -0,0 +1,818 @@ +/********************************************************************************************** +* +* rl_gputex - GPU compressed textures loading and saving +* +* DESCRIPTION: +* +* Load GPU compressed image data from image files provided as memory data arrays, +* data is loaded compressed, ready to be loaded into GPU. +* +* Note that some file formats (DDS, PVR, KTX) also support uncompressed data storage. +* In those cases data is loaded uncompressed and format is returned. +* +* TODO: +* - Implement raylib function: rlGetGlTextureFormats(), required by rl_save_ktx_to_memory() +* - Review rl_load_ktx_from_memory() to support KTX v2.2 specs +* +* CONFIGURATION: +* +* #define RL_GPUTEX_SUPPORT_DDS +* #define RL_GPUTEX_SUPPORT_PKM +* #define RL_GPUTEX_SUPPORT_KTX +* #define RL_GPUTEX_SUPPORT_PVR +* #define RL_GPUTEX_SUPPORT_ASTC +* Define desired file formats to be supported +* +* +* LICENSE: zlib/libpng +* +* Copyright (c) 2013-2022 Ramon Santamaria (@raysan5) +* +* This software is provided "as-is", without any express or implied warranty. In no event +* will the authors be held liable for any damages arising from the use of this software. +* +* Permission is granted to anyone to use this software for any purpose, including commercial +* applications, and to alter it and redistribute it freely, subject to the following restrictions: +* +* 1. The origin of this software must not be misrepresented; you must not claim that you +* wrote the original software. If you use this software in a product, an acknowledgment +* in the product documentation would be appreciated but is not required. +* +* 2. Altered source versions must be plainly marked as such, and must not be misrepresented +* as being the original software. +* +* 3. This notice may not be removed or altered from any source distribution. +* +**********************************************************************************************/ + +#ifndef RL_GPUTEX_H +#define RL_GPUTEX_H + +#ifndef RLAPI + #define RLAPI // Functions defined as 'extern' by default (implicit specifiers) +#endif + +//---------------------------------------------------------------------------------- +// Module Functions Declaration +//---------------------------------------------------------------------------------- +#if defined(__cplusplus) +extern "C" { // Prevents name mangling of functions +#endif + +// Load image data from memory data files +RLAPI void *rl_load_dds_from_memory(const unsigned char *file_data, unsigned int file_size, int *width, int *height, int *format, int *mips); +RLAPI void *rl_load_pkm_from_memory(const unsigned char *file_data, unsigned int file_size, int *width, int *height, int *format, int *mips); +RLAPI void *rl_load_ktx_from_memory(const unsigned char *file_data, unsigned int file_size, int *width, int *height, int *format, int *mips); +RLAPI void *rl_load_pvr_from_memory(const unsigned char *file_data, unsigned int file_size, int *width, int *height, int *format, int *mips); +RLAPI void *rl_load_astc_from_memory(const unsigned char *file_data, unsigned int file_size, int *width, int *height, int *format, int *mips); + +RLAPI int rl_save_ktx_to_memory(const char *fileName, void *data, int width, int height, int format, int mipmaps); // Save image data as KTX file + +#if defined(__cplusplus) +} +#endif + +#endif // RL_GPUTEX_H + + +/*********************************************************************************** +* +* RL_GPUTEX IMPLEMENTATION +* +************************************************************************************/ + +#if defined(RL_GPUTEX_IMPLEMENTATION) + +// Simple log system to avoid RPNG_LOG() calls if required +// NOTE: Avoiding those calls, also avoids const strings memory usage +#define RL_GPUTEX_SHOW_LOG_INFO +#if defined(RL_GPUTEX_SHOW_LOG_INFO) && !defined(LOG) +#define LOG(...) printf(__VA_ARGS__) +#else +#define LOG(...) +#endif + +//---------------------------------------------------------------------------------- +// Module Internal Functions Declaration +//---------------------------------------------------------------------------------- +// Get pixel data size in bytes for certain pixel format +static int get_pixel_data_size(int width, int height, int format); + +//---------------------------------------------------------------------------------- +// Module Functions Definition +//---------------------------------------------------------------------------------- +#if defined(RL_GPUTEX_SUPPORT_DDS) +// Loading DDS from memory image data (compressed or uncompressed) +void *rl_load_dds_from_memory(const unsigned char *file_data, unsigned int file_size, int *width, int *height, int *format, int *mips) +{ + void *image_data = NULL; // Image data pointer + int image_pixel_size = 0; // Image pixel size + + unsigned char *file_data_ptr = (unsigned char *)file_data; + + // Required extension: + // GL_EXT_texture_compression_s3tc + + // Supported tokens (defined by extensions) + // GL_COMPRESSED_RGB_S3TC_DXT1_EXT 0x83F0 + // GL_COMPRESSED_RGBA_S3TC_DXT1_EXT 0x83F1 + // GL_COMPRESSED_RGBA_S3TC_DXT3_EXT 0x83F2 + // GL_COMPRESSED_RGBA_S3TC_DXT5_EXT 0x83F3 + + #define FOURCC_DXT1 0x31545844 // Equivalent to "DXT1" in ASCII + #define FOURCC_DXT3 0x33545844 // Equivalent to "DXT3" in ASCII + #define FOURCC_DXT5 0x35545844 // Equivalent to "DXT5" in ASCII + + // DDS Pixel Format + typedef struct { + unsigned int size; + unsigned int flags; + unsigned int fourcc; + unsigned int rgb_bit_count; + unsigned int r_bit_mask; + unsigned int g_bit_mask; + unsigned int b_bit_mask; + unsigned int a_bit_mask; + } dds_pixel_format; + + // DDS Header (124 bytes) + typedef struct { + unsigned int size; + unsigned int flags; + unsigned int height; + unsigned int width; + unsigned int pitch_or_linear_size; + unsigned int depth; + unsigned int mipmap_count; + unsigned int reserved1[11]; + dds_pixel_format ddspf; + unsigned int caps; + unsigned int caps2; + unsigned int caps3; + unsigned int caps4; + unsigned int reserved2; + } dds_header; + + if (file_data_ptr != NULL) + { + // Verify the type of file + unsigned char *dds_header_id = file_data_ptr; + file_data_ptr += 4; + + if ((dds_header_id[0] != 'D') || (dds_header_id[1] != 'D') || (dds_header_id[2] != 'S') || (dds_header_id[3] != ' ')) + { + LOG("WARNING: IMAGE: DDS file data not valid"); + } + else + { + dds_header *header = (dds_header *)file_data_ptr; + + file_data_ptr += sizeof(dds_header); // Skip header + + *width = header->width; + *height = header->height; + image_pixel_size = header->width*header->height; + + if (header->mipmap_count == 0) *mips = 1; // Parameter not used + else *mips = header->mipmap_count; + + if (header->ddspf.rgb_bit_count == 16) // 16bit mode, no compressed + { + if (header->ddspf.flags == 0x40) // No alpha channel + { + int data_size = image_pixel_size*sizeof(unsigned short); + image_data = RL_MALLOC(data_size); + + memcpy(image_data, file_data_ptr, data_size); + + *format = PIXELFORMAT_UNCOMPRESSED_R5G6B5; + } + else if (header->ddspf.flags == 0x41) // With alpha channel + { + if (header->ddspf.a_bit_mask == 0x8000) // 1bit alpha + { + int data_size = image_pixel_size*sizeof(unsigned short); + image_data = RL_MALLOC(data_size); + + memcpy(image_data, file_data_ptr, data_size); + + unsigned char alpha = 0; + + // NOTE: Data comes as A1R5G5B5, it must be reordered to R5G5B5A1 + for (int i = 0; i < image_pixel_size; i++) + { + alpha = ((unsigned short *)image_data)[i] >> 15; + ((unsigned short *)image_data)[i] = ((unsigned short *)image_data)[i] << 1; + ((unsigned short *)image_data)[i] += alpha; + } + + *format = PIXELFORMAT_UNCOMPRESSED_R5G5B5A1; + } + else if (header->ddspf.a_bit_mask == 0xf000) // 4bit alpha + { + int data_size = image_pixel_size*sizeof(unsigned short); + image_data = RL_MALLOC(data_size); + + memcpy(image_data, file_data_ptr, data_size); + + unsigned char alpha = 0; + + // NOTE: Data comes as A4R4G4B4, it must be reordered R4G4B4A4 + for (int i = 0; i < image_pixel_size; i++) + { + alpha = ((unsigned short *)image_data)[i] >> 12; + ((unsigned short *)image_data)[i] = ((unsigned short *)image_data)[i] << 4; + ((unsigned short *)image_data)[i] += alpha; + } + + *format = PIXELFORMAT_UNCOMPRESSED_R4G4B4A4; + } + } + } + else if (header->ddspf.flags == 0x40 && header->ddspf.rgb_bit_count == 24) // DDS_RGB, no compressed + { + int data_size = image_pixel_size*3*sizeof(unsigned char); + image_data = RL_MALLOC(data_size); + + memcpy(image_data, file_data_ptr, data_size); + + *format = PIXELFORMAT_UNCOMPRESSED_R8G8B8; + } + else if (header->ddspf.flags == 0x41 && header->ddspf.rgb_bit_count == 32) // DDS_RGBA, no compressed + { + int data_size = image_pixel_size*4*sizeof(unsigned char); + image_data = RL_MALLOC(data_size); + + memcpy(image_data, file_data_ptr, data_size); + + unsigned char blue = 0; + + // NOTE: Data comes as A8R8G8B8, it must be reordered R8G8B8A8 (view next comment) + // DirecX understand ARGB as a 32bit DWORD but the actual memory byte alignment is BGRA + // So, we must realign B8G8R8A8 to R8G8B8A8 + for (int i = 0; i < image_pixel_size*4; i += 4) + { + blue = ((unsigned char *)image_data)[i]; + ((unsigned char *)image_data)[i] = ((unsigned char *)image_data)[i + 2]; + ((unsigned char *)image_data)[i + 2] = blue; + } + + *format = PIXELFORMAT_UNCOMPRESSED_R8G8B8A8; + } + else if (((header->ddspf.flags == 0x04) || (header->ddspf.flags == 0x05)) && (header->ddspf.fourcc > 0)) // Compressed + { + int data_size = 0; + + // Calculate data size, including all mipmaps + if (header->mipmap_count > 1) data_size = header->pitch_or_linear_size*2; + else data_size = header->pitch_or_linear_size; + + image_data = RL_MALLOC(data_size*sizeof(unsigned char)); + + memcpy(image_data, file_data_ptr, data_size); + + switch (header->ddspf.fourcc) + { + case FOURCC_DXT1: + { + if (header->ddspf.flags == 0x04) *format = PIXELFORMAT_COMPRESSED_DXT1_RGB; + else *format = PIXELFORMAT_COMPRESSED_DXT1_RGBA; + } break; + case FOURCC_DXT3: *format = PIXELFORMAT_COMPRESSED_DXT3_RGBA; break; + case FOURCC_DXT5: *format = PIXELFORMAT_COMPRESSED_DXT5_RGBA; break; + default: break; + } + } + } + } + + return image_data; +} +#endif + +#if defined(RL_GPUTEX_SUPPORT_PKM) +// Loading PKM image data (ETC1/ETC2 compression) +// NOTE: KTX is the standard Khronos Group compression format (ETC1/ETC2, mipmaps) +// PKM is a much simpler file format used mainly to contain a single ETC1/ETC2 compressed image (no mipmaps) +void *rl_load_pkm_from_memory(const unsigned char *file_data, unsigned int file_size, int *width, int *height, int *format, int *mips) +{ + void *image_data = NULL; // Image data pointer + + unsigned char *file_data_ptr = (unsigned char *)file_data; + + // Required extensions: + // GL_OES_compressed_ETC1_RGB8_texture (ETC1) (OpenGL ES 2.0) + // GL_ARB_ES3_compatibility (ETC2/EAC) (OpenGL ES 3.0) + + // Supported tokens (defined by extensions) + // GL_ETC1_RGB8_OES 0x8D64 + // GL_COMPRESSED_RGB8_ETC2 0x9274 + // GL_COMPRESSED_RGBA8_ETC2_EAC 0x9278 + + // PKM file (ETC1) Header (16 bytes) + typedef struct { + char id[4]; // "PKM " + char version[2]; // "10" or "20" + unsigned short format; // Data format (big-endian) (Check list below) + unsigned short width; // Texture width (big-endian) (orig_width rounded to multiple of 4) + unsigned short height; // Texture height (big-endian) (orig_height rounded to multiple of 4) + unsigned short orig_width; // Original width (big-endian) + unsigned short orig_height; // Original height (big-endian) + } pkm_header; + + // Formats list + // version 10: format: 0=ETC1_RGB, [1=ETC1_RGBA, 2=ETC1_RGB_MIP, 3=ETC1_RGBA_MIP] (not used) + // version 20: format: 0=ETC1_RGB, 1=ETC2_RGB, 2=ETC2_RGBA_OLD, 3=ETC2_RGBA, 4=ETC2_RGBA1, 5=ETC2_R, 6=ETC2_RG, 7=ETC2_SIGNED_R, 8=ETC2_SIGNED_R + + // NOTE: The extended width and height are the widths rounded up to a multiple of 4. + // NOTE: ETC is always 4bit per pixel (64 bit for each 4x4 block of pixels) + + if (file_data_ptr != NULL) + { + pkm_header *header = (pkm_header *)file_data_ptr; + + if ((header->id[0] != 'P') || (header->id[1] != 'K') || (header->id[2] != 'M') || (header->id[3] != ' ')) + { + LOG("WARNING: IMAGE: PKM file data not valid"); + } + else + { + file_data_ptr += sizeof(pkm_header); // Skip header + + // NOTE: format, width and height come as big-endian, data must be swapped to little-endian + header->format = ((header->format & 0x00FF) << 8) | ((header->format & 0xFF00) >> 8); + header->width = ((header->width & 0x00FF) << 8) | ((header->width & 0xFF00) >> 8); + header->height = ((header->height & 0x00FF) << 8) | ((header->height & 0xFF00) >> 8); + + *width = header->width; + *height = header->height; + *mips = 1; + + int bpp = 4; + if (header->format == 3) bpp = 8; + + int data_size = (*width)*(*height)*bpp/8; // Total data size in bytes + + image_data = RL_MALLOC(data_size*sizeof(unsigned char)); + + memcpy(image_data, file_data_ptr, data_size); + + if (header->format == 0) *format = PIXELFORMAT_COMPRESSED_ETC1_RGB; + else if (header->format == 1) *format = PIXELFORMAT_COMPRESSED_ETC2_RGB; + else if (header->format == 3) *format = PIXELFORMAT_COMPRESSED_ETC2_EAC_RGBA; + } + } + + return image_data; +} +#endif + +#if defined(RL_GPUTEX_SUPPORT_KTX) +// Load KTX compressed image data (ETC1/ETC2 compression) +// TODO: Review KTX loading, many things changed! +void *rl_load_ktx_from_memory(const unsigned char *file_data, unsigned int file_size, int *width, int *height, int *format, int *mips) +{ + void *image_data = NULL; // Image data pointer + + unsigned char *file_data_ptr = (unsigned char *)file_data; + + // Required extensions: + // GL_OES_compressed_ETC1_RGB8_texture (ETC1) + // GL_ARB_ES3_compatibility (ETC2/EAC) + + // Supported tokens (defined by extensions) + // GL_ETC1_RGB8_OES 0x8D64 + // GL_COMPRESSED_RGB8_ETC2 0x9274 + // GL_COMPRESSED_RGBA8_ETC2_EAC 0x9278 + + // KTX file Header (64 bytes) + // v1.1 - https://www.khronos.org/opengles/sdk/tools/KTX/file_format_spec/ + // v2.0 - http://github.khronos.org/KTX-Specification/ + + // KTX 1.1 Header + // TODO: Support KTX 2.2 specs! + typedef struct { + char id[12]; // Identifier: "«KTX 11»\r\n\x1A\n" + unsigned int endianness; // Little endian: 0x01 0x02 0x03 0x04 + unsigned int gl_type; // For compressed textures, glType must equal 0 + unsigned int gl_type_size; // For compressed texture data, usually 1 + unsigned int gl_format; // For compressed textures is 0 + unsigned int gl_internal_format; // Compressed internal format + unsigned int gl_base_internal_format; // Same as glFormat (RGB, RGBA, ALPHA...) + unsigned int width; // Texture image width in pixels + unsigned int height; // Texture image height in pixels + unsigned int depth; // For 2D textures is 0 + unsigned int elements; // Number of array elements, usually 0 + unsigned int faces; // Cubemap faces, for no-cubemap = 1 + unsigned int mipmap_levels; // Non-mipmapped textures = 1 + unsigned int key_value_data_size; // Used to encode any arbitrary data... + } ktx_header; + + // NOTE: Before start of every mipmap data block, we have: unsigned int data_size + + if (file_data_ptr != NULL) + { + ktx_header *header = (ktx_header *)file_data_ptr; + + if ((header->id[1] != 'K') || (header->id[2] != 'T') || (header->id[3] != 'X') || + (header->id[4] != ' ') || (header->id[5] != '1') || (header->id[6] != '1')) + { + LOG("WARNING: IMAGE: KTX file data not valid"); + } + else + { + file_data_ptr += sizeof(ktx_header); // Move file data pointer + + *width = header->width; + *height = header->height; + *mips = header->mipmap_levels; + + file_data_ptr += header->key_value_data_size; // Skip value data size + + int data_size = ((int *)file_data_ptr)[0]; + file_data_ptr += sizeof(int); + + image_data = RL_MALLOC(data_size*sizeof(unsigned char)); + + memcpy(image_data, file_data_ptr, data_size); + + if (header->gl_internal_format == 0x8D64) *format = PIXELFORMAT_COMPRESSED_ETC1_RGB; + else if (header->gl_internal_format == 0x9274) *format = PIXELFORMAT_COMPRESSED_ETC2_RGB; + else if (header->gl_internal_format == 0x9278) *format = PIXELFORMAT_COMPRESSED_ETC2_EAC_RGBA; + + // TODO: Support uncompressed data formats? Right now it returns format = 0! + } + } + + return image_data; +} + +// Save image data as KTX file +// NOTE: By default KTX 1.1 spec is used, 2.0 is still on draft (01Oct2018) +// TODO: Review KTX saving, many things changed! +int rl_save_ktx(const char *file_name, void *data, int width, int height, int format, int mipmaps) +{ + // KTX file Header (64 bytes) + // v1.1 - https://www.khronos.org/opengles/sdk/tools/KTX/file_format_spec/ + // v2.0 - http://github.khronos.org/KTX-Specification/ - Final specs by 2021-04-18 + typedef struct { + char id[12]; // Identifier: "«KTX 11»\r\n\x1A\n" // KTX 2.0: "«KTX 22»\r\n\x1A\n" + unsigned int endianness; // Little endian: 0x01 0x02 0x03 0x04 + unsigned int gl_type; // For compressed textures, glType must equal 0 + unsigned int gl_type_size; // For compressed texture data, usually 1 + unsigned int gl_format; // For compressed textures is 0 + unsigned int gl_internal_format; // Compressed internal format + unsigned int gl_base_internal_format; // Same as glFormat (RGB, RGBA, ALPHA...) // KTX 2.0: UInt32 vkFormat + unsigned int width; // Texture image width in pixels + unsigned int height; // Texture image height in pixels + unsigned int depth; // For 2D textures is 0 + unsigned int elements; // Number of array elements, usually 0 + unsigned int faces; // Cubemap faces, for no-cubemap = 1 + unsigned int mipmap_levels; // Non-mipmapped textures = 1 + unsigned int key_value_data_size; // Used to encode any arbitrary data... // KTX 2.0: UInt32 levelOrder - ordering of the mipmap levels, usually 0 + // KTX 2.0: UInt32 supercompressionScheme - 0 (None), 1 (Crunch CRN), 2 (Zlib DEFLATE)... + // KTX 2.0 defines additional header elements... + } ktx_header; + + // Calculate file data_size required + int data_size = sizeof(ktx_header); + + for (int i = 0, width = width, height = height; i < mipmaps; i++) + { + data_size += get_pixel_data_size(width, height, format); + width /= 2; height /= 2; + } + + unsigned char *file_data = RL_CALLOC(data_size, 1); + unsigned char *file_data_ptr = file_data; + + ktx_header header = { 0 }; + + // KTX identifier (v1.1) + //unsigned char id[12] = { '«', 'K', 'T', 'X', ' ', '1', '1', '»', '\r', '\n', '\x1A', '\n' }; + //unsigned char id[12] = { 0xAB, 0x4B, 0x54, 0x58, 0x20, 0x31, 0x31, 0xBB, 0x0D, 0x0A, 0x1A, 0x0A }; + + const char ktx_identifier[12] = { 0xAB, 'K', 'T', 'X', ' ', '1', '1', 0xBB, '\r', '\n', 0x1A, '\n' }; + + // Get the image header + memcpy(header.id, ktx_identifier, 12); // KTX 1.1 signature + header.endianness = 0; + header.gl_type = 0; // Obtained from format + header.gl_type_size = 1; + header.gl_format = 0; // Obtained from format + header.gl_internal_format = 0; // Obtained from format + header.gl_base_internal_format = 0; + header.width = width; + header.height = height; + header.depth = 0; + header.elements = 0; + header.faces = 1; + header.mipmap_levels = mipmaps; // If it was 0, it means mipmaps should be generated on loading (not for compressed formats) + header.key_value_data_size = 0; // No extra data after the header + + rlGetGlTextureFormats(format, &header.gl_internal_format, &header.gl_format, &header.gl_type); // rlgl module function + header.gl_base_internal_format = header.gl_format; // KTX 1.1 only + + // NOTE: We can save into a .ktx all PixelFormats supported by raylib, including compressed formats like DXT, ETC or ASTC + + if (header.gl_format == -1) LOG("WARNING: IMAGE: GL format not supported for KTX export (%i)", header.gl_format); + else + { + memcpy(file_data_ptr, &header, sizeof(ktx_header)); + file_data_ptr += sizeof(ktx_header); + + int temp_width = width; + int temp_height = height; + int data_offset = 0; + + // Save all mipmaps data + for (int i = 0; i < mipmaps; i++) + { + unsigned int data_size = get_pixel_data_size(temp_width, temp_height, format); + + memcpy(file_data_ptr, &data_size, sizeof(unsigned int)); + memcpy(file_data_ptr + 4, (unsigned char *)data + data_offset, data_size); + + temp_width /= 2; + temp_height /= 2; + data_offset += data_size; + file_data_ptr += (4 + data_size); + } + } + + // Save file data to file + int success = false; + FILE *file = fopen(file_name, "wb"); + + if (file != NULL) + { + unsigned int count = (unsigned int)fwrite(file_data, sizeof(unsigned char), data_size, file); + + if (count == 0) LOG("WARNING: FILEIO: [%s] Failed to write file", file_name); + else if (count != data_size) LOG("WARNING: FILEIO: [%s] File partially written", file_name); + else LOG("INFO: FILEIO: [%s] File saved successfully", file_name); + + int result = fclose(file); + if (result == 0) success = true; + } + else LOG("WARNING: FILEIO: [%s] Failed to open file", file_name); + + RL_FREE(file_data); // Free file data buffer + + // If all data has been written correctly to file, success = 1 + return success; +} +#endif + +#if defined(RL_GPUTEX_SUPPORT_PVR) +// Loading PVR image data (uncompressed or PVRT compression) +// NOTE: PVR v2 not supported, use PVR v3 instead +void *rl_load_pvr_from_memory(const unsigned char *file_data, unsigned int file_size, int *width, int *height, int *format, int *mips) +{ + void *image_data = NULL; // Image data pointer + + unsigned char *file_data_ptr = (unsigned char *)file_data; + + // Required extension: + // GL_IMG_texture_compression_pvrtc + + // Supported tokens (defined by extensions) + // GL_COMPRESSED_RGB_PVRTC_4BPPV1_IMG 0x8C00 + // GL_COMPRESSED_RGBA_PVRTC_4BPPV1_IMG 0x8C02 + +#if 0 // Not used... + // PVR file v2 Header (52 bytes) + typedef struct { + unsigned int headerLength; + unsigned int height; + unsigned int width; + unsigned int numMipmaps; + unsigned int flags; + unsigned int dataLength; + unsigned int bpp; + unsigned int bitmaskRed; + unsigned int bitmaskGreen; + unsigned int bitmaskBlue; + unsigned int bitmaskAlpha; + unsigned int pvrTag; + unsigned int numSurfs; + } PVRHeaderV2; +#endif + + // PVR file v3 Header (52 bytes) + // NOTE: After it could be metadata (15 bytes?) + typedef struct { + char id[4]; + unsigned int flags; + unsigned char channels[4]; // pixelFormat high part + unsigned char channel_depth[4]; // pixelFormat low part + unsigned int color_space; + unsigned int channel_type; + unsigned int height; + unsigned int width; + unsigned int depth; + unsigned int num_surfaces; + unsigned int num_faces; + unsigned int num_mipmaps; + unsigned int metadata_size; + } pvr_header; + +#if 0 // Not used... + // Metadata (usually 15 bytes) + typedef struct { + unsigned int devFOURCC; + unsigned int key; + unsigned int data_size; // Not used? + unsigned char *data; // Not used? + } PVRMetadata; +#endif + + if (file_data_ptr != NULL) + { + // Check PVR image version + unsigned char pvr_version = file_data_ptr[0]; + + // Load different PVR data formats + if (pvr_version == 0x50) + { + pvr_header *header = (pvr_header *)file_data_ptr; + + if ((header->id[0] != 'P') || (header->id[1] != 'V') || (header->id[2] != 'R') || (header->id[3] != 3)) + { + LOG("WARNING: IMAGE: PVR file data not valid"); + } + else + { + file_data_ptr += sizeof(pvr_header); // Skip header + + *width = header->width; + *height = header->height; + *mips = header->num_mipmaps; + + // Check data format + if (((header->channels[0] == 'l') && (header->channels[1] == 0)) && (header->channel_depth[0] == 8)) *format = PIXELFORMAT_UNCOMPRESSED_GRAYSCALE; + else if (((header->channels[0] == 'l') && (header->channels[1] == 'a')) && ((header->channel_depth[0] == 8) && (header->channel_depth[1] == 8))) *format = PIXELFORMAT_UNCOMPRESSED_GRAY_ALPHA; + else if ((header->channels[0] == 'r') && (header->channels[1] == 'g') && (header->channels[2] == 'b')) + { + if (header->channels[3] == 'a') + { + if ((header->channel_depth[0] == 5) && (header->channel_depth[1] == 5) && (header->channel_depth[2] == 5) && (header->channel_depth[3] == 1)) *format = PIXELFORMAT_UNCOMPRESSED_R5G5B5A1; + else if ((header->channel_depth[0] == 4) && (header->channel_depth[1] == 4) && (header->channel_depth[2] == 4) && (header->channel_depth[3] == 4)) *format = PIXELFORMAT_UNCOMPRESSED_R4G4B4A4; + else if ((header->channel_depth[0] == 8) && (header->channel_depth[1] == 8) && (header->channel_depth[2] == 8) && (header->channel_depth[3] == 8)) *format = PIXELFORMAT_UNCOMPRESSED_R8G8B8A8; + } + else if (header->channels[3] == 0) + { + if ((header->channel_depth[0] == 5) && (header->channel_depth[1] == 6) && (header->channel_depth[2] == 5)) *format = PIXELFORMAT_UNCOMPRESSED_R5G6B5; + else if ((header->channel_depth[0] == 8) && (header->channel_depth[1] == 8) && (header->channel_depth[2] == 8)) *format = PIXELFORMAT_UNCOMPRESSED_R8G8B8; + } + } + else if (header->channels[0] == 2) *format = PIXELFORMAT_COMPRESSED_PVRT_RGB; + else if (header->channels[0] == 3) *format = PIXELFORMAT_COMPRESSED_PVRT_RGBA; + + file_data_ptr += header->metadata_size; // Skip meta data header + + // Calculate data size (depends on format) + int bpp = 0; + switch (*format) + { + case PIXELFORMAT_UNCOMPRESSED_GRAYSCALE: bpp = 8; break; + case PIXELFORMAT_UNCOMPRESSED_GRAY_ALPHA: + case PIXELFORMAT_UNCOMPRESSED_R5G5B5A1: + case PIXELFORMAT_UNCOMPRESSED_R5G6B5: + case PIXELFORMAT_UNCOMPRESSED_R4G4B4A4: bpp = 16; break; + case PIXELFORMAT_UNCOMPRESSED_R8G8B8A8: bpp = 32; break; + case PIXELFORMAT_UNCOMPRESSED_R8G8B8: bpp = 24; break; + case PIXELFORMAT_COMPRESSED_PVRT_RGB: + case PIXELFORMAT_COMPRESSED_PVRT_RGBA: bpp = 4; break; + default: break; + } + + int data_size = (*width)*(*height)*bpp/8; // Total data size in bytes + image_data = RL_MALLOC(data_size*sizeof(unsigned char)); + + memcpy(image_data, file_data_ptr, data_size); + } + } + else if (pvr_version == 52) LOG("INFO: IMAGE: PVRv2 format not supported, update your files to PVRv3"); + } + + return image_data; +} +#endif + +#if defined(RL_GPUTEX_SUPPORT_ASTC) +// Load ASTC compressed image data (ASTC compression) +void *rl_load_astc_from_memory(const unsigned char *file_data, unsigned int file_size, int *width, int *height, int *format, int *mips) +{ + void *image_data = NULL; // Image data pointer + + unsigned char *file_data_ptr = (unsigned char *)file_data; + + // Required extensions: + // GL_KHR_texture_compression_astc_hdr + // GL_KHR_texture_compression_astc_ldr + + // Supported tokens (defined by extensions) + // GL_COMPRESSED_RGBA_ASTC_4x4_KHR 0x93b0 + // GL_COMPRESSED_RGBA_ASTC_8x8_KHR 0x93b7 + + // ASTC file Header (16 bytes) + typedef struct { + unsigned char id[4]; // Signature: 0x13 0xAB 0xA1 0x5C + unsigned char blockX; // Block X dimensions + unsigned char blockY; // Block Y dimensions + unsigned char blockZ; // Block Z dimensions (1 for 2D images) + unsigned char width[3]; // void *width in pixels (24bit value) + unsigned char height[3]; // void *height in pixels (24bit value) + unsigned char length[3]; // void *Z-size (1 for 2D images) + } astc_header; + + if (file_data_ptr != NULL) + { + astc_header *header = (astc_header *)file_data_ptr; + + if ((header->id[3] != 0x5c) || (header->id[2] != 0xa1) || (header->id[1] != 0xab) || (header->id[0] != 0x13)) + { + LOG("WARNING: IMAGE: ASTC file data not valid"); + } + else + { + file_data_ptr += sizeof(astc_header); // Skip header + + // NOTE: Assuming Little Endian (could it be wrong?) + *width = 0x00000000 | ((int)header->width[2] << 16) | ((int)header->width[1] << 8) | ((int)header->width[0]); + *height = 0x00000000 | ((int)header->height[2] << 16) | ((int)header->height[1] << 8) | ((int)header->height[0]); + *mips = 1; // NOTE: ASTC format only contains one mipmap level + + // NOTE: Each block is always stored in 128bit so we can calculate the bpp + int bpp = 128/(header->blockX*header->blockY); + + // NOTE: Currently we only support 2 blocks configurations: 4x4 and 8x8 + if ((bpp == 8) || (bpp == 2)) + { + int data_size = (*width)*(*height)*bpp/8; // Data size in bytes + + image_data = RL_MALLOC(data_size*sizeof(unsigned char)); + + memcpy(image_data, file_data_ptr, data_size); + + if (bpp == 8) *format = PIXELFORMAT_COMPRESSED_ASTC_4x4_RGBA; + else if (bpp == 2) *format = PIXELFORMAT_COMPRESSED_ASTC_8x8_RGBA; + } + else LOG("WARNING: IMAGE: ASTC block size configuration not supported"); + } + } + + return image_data; +} +#endif + +//---------------------------------------------------------------------------------- +// Module Internal Functions Definition +//---------------------------------------------------------------------------------- +// Get pixel data size in bytes for certain pixel format +static int get_pixel_data_size(int width, int height, int format) +{ + int data_size = 0; // Size in bytes + int bpp = 0; // Bits per pixel + + switch (format) + { + case PIXELFORMAT_UNCOMPRESSED_GRAYSCALE: bpp = 8; break; + case PIXELFORMAT_UNCOMPRESSED_GRAY_ALPHA: + case PIXELFORMAT_UNCOMPRESSED_R5G6B5: + case PIXELFORMAT_UNCOMPRESSED_R5G5B5A1: + case PIXELFORMAT_UNCOMPRESSED_R4G4B4A4: bpp = 16; break; + case PIXELFORMAT_UNCOMPRESSED_R8G8B8A8: bpp = 32; break; + case PIXELFORMAT_UNCOMPRESSED_R8G8B8: bpp = 24; break; + case PIXELFORMAT_UNCOMPRESSED_R32: bpp = 32; break; + case PIXELFORMAT_UNCOMPRESSED_R32G32B32: bpp = 32*3; break; + case PIXELFORMAT_UNCOMPRESSED_R32G32B32A32: bpp = 32*4; break; + case PIXELFORMAT_COMPRESSED_DXT1_RGB: + case PIXELFORMAT_COMPRESSED_DXT1_RGBA: + case PIXELFORMAT_COMPRESSED_ETC1_RGB: + case PIXELFORMAT_COMPRESSED_ETC2_RGB: + case PIXELFORMAT_COMPRESSED_PVRT_RGB: + case PIXELFORMAT_COMPRESSED_PVRT_RGBA: bpp = 4; break; + case PIXELFORMAT_COMPRESSED_DXT3_RGBA: + case PIXELFORMAT_COMPRESSED_DXT5_RGBA: + case PIXELFORMAT_COMPRESSED_ETC2_EAC_RGBA: + case PIXELFORMAT_COMPRESSED_ASTC_4x4_RGBA: bpp = 8; break; + case PIXELFORMAT_COMPRESSED_ASTC_8x8_RGBA: bpp = 2; break; + default: break; + } + + data_size = width*height*bpp/8; // Total data size in bytes + + // Most compressed formats works on 4x4 blocks, + // if texture is smaller, minimum dataSize is 8 or 16 + if ((width < 4) && (height < 4)) + { + if ((format >= PIXELFORMAT_COMPRESSED_DXT1_RGB) && (format < PIXELFORMAT_COMPRESSED_DXT3_RGBA)) data_size = 8; + else if ((format >= PIXELFORMAT_COMPRESSED_DXT3_RGBA) && (format < PIXELFORMAT_COMPRESSED_ASTC_8x8_RGBA)) data_size = 16; + } + + return data_size; +} + +#endif // RL_GPUTEX_IMPLEMENTATION diff --git a/src/external/stb_perlin.h b/src/external/stb_perlin.h new file mode 100644 index 000000000..47cb9a437 --- /dev/null +++ b/src/external/stb_perlin.h @@ -0,0 +1,428 @@ +// stb_perlin.h - v0.5 - perlin noise +// public domain single-file C implementation by Sean Barrett +// +// LICENSE +// +// See end of file. +// +// +// to create the implementation, +// #define STB_PERLIN_IMPLEMENTATION +// in *one* C/CPP file that includes this file. +// +// +// Documentation: +// +// float stb_perlin_noise3( float x, +// float y, +// float z, +// int x_wrap=0, +// int y_wrap=0, +// int z_wrap=0) +// +// This function computes a random value at the coordinate (x,y,z). +// Adjacent random values are continuous but the noise fluctuates +// its randomness with period 1, i.e. takes on wholly unrelated values +// at integer points. Specifically, this implements Ken Perlin's +// revised noise function from 2002. +// +// The "wrap" parameters can be used to create wraparound noise that +// wraps at powers of two. The numbers MUST be powers of two. Specify +// 0 to mean "don't care". (The noise always wraps every 256 due +// details of the implementation, even if you ask for larger or no +// wrapping.) +// +// float stb_perlin_noise3_seed( float x, +// float y, +// float z, +// int x_wrap=0, +// int y_wrap=0, +// int z_wrap=0, +// int seed) +// +// As above, but 'seed' selects from multiple different variations of the +// noise function. The current implementation only uses the bottom 8 bits +// of 'seed', but possibly in the future more bits will be used. +// +// +// Fractal Noise: +// +// Three common fractal noise functions are included, which produce +// a wide variety of nice effects depending on the parameters +// provided. Note that each function will call stb_perlin_noise3 +// 'octaves' times, so this parameter will affect runtime. +// +// float stb_perlin_ridge_noise3(float x, float y, float z, +// float lacunarity, float gain, float offset, int octaves) +// +// float stb_perlin_fbm_noise3(float x, float y, float z, +// float lacunarity, float gain, int octaves) +// +// float stb_perlin_turbulence_noise3(float x, float y, float z, +// float lacunarity, float gain, int octaves) +// +// Typical values to start playing with: +// octaves = 6 -- number of "octaves" of noise3() to sum +// lacunarity = ~ 2.0 -- spacing between successive octaves (use exactly 2.0 for wrapping output) +// gain = 0.5 -- relative weighting applied to each successive octave +// offset = 1.0? -- used to invert the ridges, may need to be larger, not sure +// +// +// Contributors: +// Jack Mott - additional noise functions +// Jordan Peck - seeded noise +// + + +#ifdef __cplusplus +extern "C" { +#endif +extern float stb_perlin_noise3(float x, float y, float z, int x_wrap, int y_wrap, int z_wrap); +extern float stb_perlin_noise3_seed(float x, float y, float z, int x_wrap, int y_wrap, int z_wrap, int seed); +extern float stb_perlin_ridge_noise3(float x, float y, float z, float lacunarity, float gain, float offset, int octaves); +extern float stb_perlin_fbm_noise3(float x, float y, float z, float lacunarity, float gain, int octaves); +extern float stb_perlin_turbulence_noise3(float x, float y, float z, float lacunarity, float gain, int octaves); +extern float stb_perlin_noise3_wrap_nonpow2(float x, float y, float z, int x_wrap, int y_wrap, int z_wrap, unsigned char seed); +#ifdef __cplusplus +} +#endif + +#ifdef STB_PERLIN_IMPLEMENTATION + +#include // fabs() + +// not same permutation table as Perlin's reference to avoid copyright issues; +// Perlin's table can be found at http://mrl.nyu.edu/~perlin/noise/ +static unsigned char stb__perlin_randtab[512] = +{ + 23, 125, 161, 52, 103, 117, 70, 37, 247, 101, 203, 169, 124, 126, 44, 123, + 152, 238, 145, 45, 171, 114, 253, 10, 192, 136, 4, 157, 249, 30, 35, 72, + 175, 63, 77, 90, 181, 16, 96, 111, 133, 104, 75, 162, 93, 56, 66, 240, + 8, 50, 84, 229, 49, 210, 173, 239, 141, 1, 87, 18, 2, 198, 143, 57, + 225, 160, 58, 217, 168, 206, 245, 204, 199, 6, 73, 60, 20, 230, 211, 233, + 94, 200, 88, 9, 74, 155, 33, 15, 219, 130, 226, 202, 83, 236, 42, 172, + 165, 218, 55, 222, 46, 107, 98, 154, 109, 67, 196, 178, 127, 158, 13, 243, + 65, 79, 166, 248, 25, 224, 115, 80, 68, 51, 184, 128, 232, 208, 151, 122, + 26, 212, 105, 43, 179, 213, 235, 148, 146, 89, 14, 195, 28, 78, 112, 76, + 250, 47, 24, 251, 140, 108, 186, 190, 228, 170, 183, 139, 39, 188, 244, 246, + 132, 48, 119, 144, 180, 138, 134, 193, 82, 182, 120, 121, 86, 220, 209, 3, + 91, 241, 149, 85, 205, 150, 113, 216, 31, 100, 41, 164, 177, 214, 153, 231, + 38, 71, 185, 174, 97, 201, 29, 95, 7, 92, 54, 254, 191, 118, 34, 221, + 131, 11, 163, 99, 234, 81, 227, 147, 156, 176, 17, 142, 69, 12, 110, 62, + 27, 255, 0, 194, 59, 116, 242, 252, 19, 21, 187, 53, 207, 129, 64, 135, + 61, 40, 167, 237, 102, 223, 106, 159, 197, 189, 215, 137, 36, 32, 22, 5, + + // and a second copy so we don't need an extra mask or static initializer + 23, 125, 161, 52, 103, 117, 70, 37, 247, 101, 203, 169, 124, 126, 44, 123, + 152, 238, 145, 45, 171, 114, 253, 10, 192, 136, 4, 157, 249, 30, 35, 72, + 175, 63, 77, 90, 181, 16, 96, 111, 133, 104, 75, 162, 93, 56, 66, 240, + 8, 50, 84, 229, 49, 210, 173, 239, 141, 1, 87, 18, 2, 198, 143, 57, + 225, 160, 58, 217, 168, 206, 245, 204, 199, 6, 73, 60, 20, 230, 211, 233, + 94, 200, 88, 9, 74, 155, 33, 15, 219, 130, 226, 202, 83, 236, 42, 172, + 165, 218, 55, 222, 46, 107, 98, 154, 109, 67, 196, 178, 127, 158, 13, 243, + 65, 79, 166, 248, 25, 224, 115, 80, 68, 51, 184, 128, 232, 208, 151, 122, + 26, 212, 105, 43, 179, 213, 235, 148, 146, 89, 14, 195, 28, 78, 112, 76, + 250, 47, 24, 251, 140, 108, 186, 190, 228, 170, 183, 139, 39, 188, 244, 246, + 132, 48, 119, 144, 180, 138, 134, 193, 82, 182, 120, 121, 86, 220, 209, 3, + 91, 241, 149, 85, 205, 150, 113, 216, 31, 100, 41, 164, 177, 214, 153, 231, + 38, 71, 185, 174, 97, 201, 29, 95, 7, 92, 54, 254, 191, 118, 34, 221, + 131, 11, 163, 99, 234, 81, 227, 147, 156, 176, 17, 142, 69, 12, 110, 62, + 27, 255, 0, 194, 59, 116, 242, 252, 19, 21, 187, 53, 207, 129, 64, 135, + 61, 40, 167, 237, 102, 223, 106, 159, 197, 189, 215, 137, 36, 32, 22, 5, +}; + + +// perlin's gradient has 12 cases so some get used 1/16th of the time +// and some 2/16ths. We reduce bias by changing those fractions +// to 5/64ths and 6/64ths + +// this array is designed to match the previous implementation +// of gradient hash: indices[stb__perlin_randtab[i]&63] +static unsigned char stb__perlin_randtab_grad_idx[512] = +{ + 7, 9, 5, 0, 11, 1, 6, 9, 3, 9, 11, 1, 8, 10, 4, 7, + 8, 6, 1, 5, 3, 10, 9, 10, 0, 8, 4, 1, 5, 2, 7, 8, + 7, 11, 9, 10, 1, 0, 4, 7, 5, 0, 11, 6, 1, 4, 2, 8, + 8, 10, 4, 9, 9, 2, 5, 7, 9, 1, 7, 2, 2, 6, 11, 5, + 5, 4, 6, 9, 0, 1, 1, 0, 7, 6, 9, 8, 4, 10, 3, 1, + 2, 8, 8, 9, 10, 11, 5, 11, 11, 2, 6, 10, 3, 4, 2, 4, + 9, 10, 3, 2, 6, 3, 6, 10, 5, 3, 4, 10, 11, 2, 9, 11, + 1, 11, 10, 4, 9, 4, 11, 0, 4, 11, 4, 0, 0, 0, 7, 6, + 10, 4, 1, 3, 11, 5, 3, 4, 2, 9, 1, 3, 0, 1, 8, 0, + 6, 7, 8, 7, 0, 4, 6, 10, 8, 2, 3, 11, 11, 8, 0, 2, + 4, 8, 3, 0, 0, 10, 6, 1, 2, 2, 4, 5, 6, 0, 1, 3, + 11, 9, 5, 5, 9, 6, 9, 8, 3, 8, 1, 8, 9, 6, 9, 11, + 10, 7, 5, 6, 5, 9, 1, 3, 7, 0, 2, 10, 11, 2, 6, 1, + 3, 11, 7, 7, 2, 1, 7, 3, 0, 8, 1, 1, 5, 0, 6, 10, + 11, 11, 0, 2, 7, 0, 10, 8, 3, 5, 7, 1, 11, 1, 0, 7, + 9, 0, 11, 5, 10, 3, 2, 3, 5, 9, 7, 9, 8, 4, 6, 5, + + // and a second copy so we don't need an extra mask or static initializer + 7, 9, 5, 0, 11, 1, 6, 9, 3, 9, 11, 1, 8, 10, 4, 7, + 8, 6, 1, 5, 3, 10, 9, 10, 0, 8, 4, 1, 5, 2, 7, 8, + 7, 11, 9, 10, 1, 0, 4, 7, 5, 0, 11, 6, 1, 4, 2, 8, + 8, 10, 4, 9, 9, 2, 5, 7, 9, 1, 7, 2, 2, 6, 11, 5, + 5, 4, 6, 9, 0, 1, 1, 0, 7, 6, 9, 8, 4, 10, 3, 1, + 2, 8, 8, 9, 10, 11, 5, 11, 11, 2, 6, 10, 3, 4, 2, 4, + 9, 10, 3, 2, 6, 3, 6, 10, 5, 3, 4, 10, 11, 2, 9, 11, + 1, 11, 10, 4, 9, 4, 11, 0, 4, 11, 4, 0, 0, 0, 7, 6, + 10, 4, 1, 3, 11, 5, 3, 4, 2, 9, 1, 3, 0, 1, 8, 0, + 6, 7, 8, 7, 0, 4, 6, 10, 8, 2, 3, 11, 11, 8, 0, 2, + 4, 8, 3, 0, 0, 10, 6, 1, 2, 2, 4, 5, 6, 0, 1, 3, + 11, 9, 5, 5, 9, 6, 9, 8, 3, 8, 1, 8, 9, 6, 9, 11, + 10, 7, 5, 6, 5, 9, 1, 3, 7, 0, 2, 10, 11, 2, 6, 1, + 3, 11, 7, 7, 2, 1, 7, 3, 0, 8, 1, 1, 5, 0, 6, 10, + 11, 11, 0, 2, 7, 0, 10, 8, 3, 5, 7, 1, 11, 1, 0, 7, + 9, 0, 11, 5, 10, 3, 2, 3, 5, 9, 7, 9, 8, 4, 6, 5, +}; + +static float stb__perlin_lerp(float a, float b, float t) +{ + return a + (b-a) * t; +} + +static int stb__perlin_fastfloor(float a) +{ + int ai = (int) a; + return (a < ai) ? ai-1 : ai; +} + +// different grad function from Perlin's, but easy to modify to match reference +static float stb__perlin_grad(int grad_idx, float x, float y, float z) +{ + static float basis[12][4] = + { + { 1, 1, 0 }, + { -1, 1, 0 }, + { 1,-1, 0 }, + { -1,-1, 0 }, + { 1, 0, 1 }, + { -1, 0, 1 }, + { 1, 0,-1 }, + { -1, 0,-1 }, + { 0, 1, 1 }, + { 0,-1, 1 }, + { 0, 1,-1 }, + { 0,-1,-1 }, + }; + + float *grad = basis[grad_idx]; + return grad[0]*x + grad[1]*y + grad[2]*z; +} + +float stb_perlin_noise3_internal(float x, float y, float z, int x_wrap, int y_wrap, int z_wrap, unsigned char seed) +{ + float u,v,w; + float n000,n001,n010,n011,n100,n101,n110,n111; + float n00,n01,n10,n11; + float n0,n1; + + unsigned int x_mask = (x_wrap-1) & 255; + unsigned int y_mask = (y_wrap-1) & 255; + unsigned int z_mask = (z_wrap-1) & 255; + int px = stb__perlin_fastfloor(x); + int py = stb__perlin_fastfloor(y); + int pz = stb__perlin_fastfloor(z); + int x0 = px & x_mask, x1 = (px+1) & x_mask; + int y0 = py & y_mask, y1 = (py+1) & y_mask; + int z0 = pz & z_mask, z1 = (pz+1) & z_mask; + int r0,r1, r00,r01,r10,r11; + + #define stb__perlin_ease(a) (((a*6-15)*a + 10) * a * a * a) + + x -= px; u = stb__perlin_ease(x); + y -= py; v = stb__perlin_ease(y); + z -= pz; w = stb__perlin_ease(z); + + r0 = stb__perlin_randtab[x0+seed]; + r1 = stb__perlin_randtab[x1+seed]; + + r00 = stb__perlin_randtab[r0+y0]; + r01 = stb__perlin_randtab[r0+y1]; + r10 = stb__perlin_randtab[r1+y0]; + r11 = stb__perlin_randtab[r1+y1]; + + n000 = stb__perlin_grad(stb__perlin_randtab_grad_idx[r00+z0], x , y , z ); + n001 = stb__perlin_grad(stb__perlin_randtab_grad_idx[r00+z1], x , y , z-1 ); + n010 = stb__perlin_grad(stb__perlin_randtab_grad_idx[r01+z0], x , y-1, z ); + n011 = stb__perlin_grad(stb__perlin_randtab_grad_idx[r01+z1], x , y-1, z-1 ); + n100 = stb__perlin_grad(stb__perlin_randtab_grad_idx[r10+z0], x-1, y , z ); + n101 = stb__perlin_grad(stb__perlin_randtab_grad_idx[r10+z1], x-1, y , z-1 ); + n110 = stb__perlin_grad(stb__perlin_randtab_grad_idx[r11+z0], x-1, y-1, z ); + n111 = stb__perlin_grad(stb__perlin_randtab_grad_idx[r11+z1], x-1, y-1, z-1 ); + + n00 = stb__perlin_lerp(n000,n001,w); + n01 = stb__perlin_lerp(n010,n011,w); + n10 = stb__perlin_lerp(n100,n101,w); + n11 = stb__perlin_lerp(n110,n111,w); + + n0 = stb__perlin_lerp(n00,n01,v); + n1 = stb__perlin_lerp(n10,n11,v); + + return stb__perlin_lerp(n0,n1,u); +} + +float stb_perlin_noise3(float x, float y, float z, int x_wrap, int y_wrap, int z_wrap) +{ + return stb_perlin_noise3_internal(x,y,z,x_wrap,y_wrap,z_wrap,0); +} + +float stb_perlin_noise3_seed(float x, float y, float z, int x_wrap, int y_wrap, int z_wrap, int seed) +{ + return stb_perlin_noise3_internal(x,y,z,x_wrap,y_wrap,z_wrap, (unsigned char) seed); +} + +float stb_perlin_ridge_noise3(float x, float y, float z, float lacunarity, float gain, float offset, int octaves) +{ + int i; + float frequency = 1.0f; + float prev = 1.0f; + float amplitude = 0.5f; + float sum = 0.0f; + + for (i = 0; i < octaves; i++) { + float r = stb_perlin_noise3_internal(x*frequency,y*frequency,z*frequency,0,0,0,(unsigned char)i); + r = offset - (float) fabs(r); + r = r*r; + sum += r*amplitude*prev; + prev = r; + frequency *= lacunarity; + amplitude *= gain; + } + return sum; +} + +float stb_perlin_fbm_noise3(float x, float y, float z, float lacunarity, float gain, int octaves) +{ + int i; + float frequency = 1.0f; + float amplitude = 1.0f; + float sum = 0.0f; + + for (i = 0; i < octaves; i++) { + sum += stb_perlin_noise3_internal(x*frequency,y*frequency,z*frequency,0,0,0,(unsigned char)i)*amplitude; + frequency *= lacunarity; + amplitude *= gain; + } + return sum; +} + +float stb_perlin_turbulence_noise3(float x, float y, float z, float lacunarity, float gain, int octaves) +{ + int i; + float frequency = 1.0f; + float amplitude = 1.0f; + float sum = 0.0f; + + for (i = 0; i < octaves; i++) { + float r = stb_perlin_noise3_internal(x*frequency,y*frequency,z*frequency,0,0,0,(unsigned char)i)*amplitude; + sum += (float) fabs(r); + frequency *= lacunarity; + amplitude *= gain; + } + return sum; +} + +float stb_perlin_noise3_wrap_nonpow2(float x, float y, float z, int x_wrap, int y_wrap, int z_wrap, unsigned char seed) +{ + float u,v,w; + float n000,n001,n010,n011,n100,n101,n110,n111; + float n00,n01,n10,n11; + float n0,n1; + + int px = stb__perlin_fastfloor(x); + int py = stb__perlin_fastfloor(y); + int pz = stb__perlin_fastfloor(z); + int x_wrap2 = (x_wrap ? x_wrap : 256); + int y_wrap2 = (y_wrap ? y_wrap : 256); + int z_wrap2 = (z_wrap ? z_wrap : 256); + int x0 = px % x_wrap2, x1; + int y0 = py % y_wrap2, y1; + int z0 = pz % z_wrap2, z1; + int r0,r1, r00,r01,r10,r11; + + if (x0 < 0) x0 += x_wrap2; + if (y0 < 0) y0 += y_wrap2; + if (z0 < 0) z0 += z_wrap2; + x1 = (x0+1) % x_wrap2; + y1 = (y0+1) % y_wrap2; + z1 = (z0+1) % z_wrap2; + + #define stb__perlin_ease(a) (((a*6-15)*a + 10) * a * a * a) + + x -= px; u = stb__perlin_ease(x); + y -= py; v = stb__perlin_ease(y); + z -= pz; w = stb__perlin_ease(z); + + r0 = stb__perlin_randtab[x0]; + r0 = stb__perlin_randtab[r0+seed]; + r1 = stb__perlin_randtab[x1]; + r1 = stb__perlin_randtab[r1+seed]; + + r00 = stb__perlin_randtab[r0+y0]; + r01 = stb__perlin_randtab[r0+y1]; + r10 = stb__perlin_randtab[r1+y0]; + r11 = stb__perlin_randtab[r1+y1]; + + n000 = stb__perlin_grad(stb__perlin_randtab_grad_idx[r00+z0], x , y , z ); + n001 = stb__perlin_grad(stb__perlin_randtab_grad_idx[r00+z1], x , y , z-1 ); + n010 = stb__perlin_grad(stb__perlin_randtab_grad_idx[r01+z0], x , y-1, z ); + n011 = stb__perlin_grad(stb__perlin_randtab_grad_idx[r01+z1], x , y-1, z-1 ); + n100 = stb__perlin_grad(stb__perlin_randtab_grad_idx[r10+z0], x-1, y , z ); + n101 = stb__perlin_grad(stb__perlin_randtab_grad_idx[r10+z1], x-1, y , z-1 ); + n110 = stb__perlin_grad(stb__perlin_randtab_grad_idx[r11+z0], x-1, y-1, z ); + n111 = stb__perlin_grad(stb__perlin_randtab_grad_idx[r11+z1], x-1, y-1, z-1 ); + + n00 = stb__perlin_lerp(n000,n001,w); + n01 = stb__perlin_lerp(n010,n011,w); + n10 = stb__perlin_lerp(n100,n101,w); + n11 = stb__perlin_lerp(n110,n111,w); + + n0 = stb__perlin_lerp(n00,n01,v); + n1 = stb__perlin_lerp(n10,n11,v); + + return stb__perlin_lerp(n0,n1,u); +} +#endif // STB_PERLIN_IMPLEMENTATION + +/* +------------------------------------------------------------------------------ +This software is available under 2 licenses -- choose whichever you prefer. +------------------------------------------------------------------------------ +ALTERNATIVE A - MIT License +Copyright (c) 2017 Sean Barrett +Permission is hereby granted, free of charge, to any person obtaining a copy of +this software and associated documentation files (the "Software"), to deal in +the Software without restriction, including without limitation the rights to +use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies +of the Software, and to permit persons to whom the Software is furnished to do +so, subject to the following conditions: +The above copyright notice and this permission notice shall be included in all +copies or substantial portions of the Software. +THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR +IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, +FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE +AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER +LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, +OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE +SOFTWARE. +------------------------------------------------------------------------------ +ALTERNATIVE B - Public Domain (www.unlicense.org) +This is free and unencumbered software released into the public domain. +Anyone is free to copy, modify, publish, use, compile, sell, or distribute this +software, either in source code form or as a compiled binary, for any purpose, +commercial or non-commercial, and by any means. +In jurisdictions that recognize copyright laws, the author or authors of this +software dedicate any and all copyright interest in the software to the public +domain. We make this dedication for the benefit of the public at large and to +the detriment of our heirs and successors. We intend this dedication to be an +overt act of relinquishment in perpetuity of all present and future rights to +this software under copyright law. +THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR +IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, +FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE +AUTHORS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN +ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION +WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. +------------------------------------------------------------------------------ +*/ diff --git a/src/raylib.h b/src/raylib.h index 693da1409..84a18ebe2 100644 --- a/src/raylib.h +++ b/src/raylib.h @@ -1241,6 +1241,7 @@ RLAPI Image GenImageGradientH(int width, int height, Color left, Color right); RLAPI Image GenImageGradientRadial(int width, int height, float density, Color inner, Color outer); // Generate image: radial gradient RLAPI Image GenImageChecked(int width, int height, int checksX, int checksY, Color col1, Color col2); // Generate image: checked RLAPI Image GenImageWhiteNoise(int width, int height, float factor); // Generate image: white noise +RLAPI Image GenImagePerlinNoise(int width, int height, int offsetX, int offsetY, float scale); // Generate image: perlin noise RLAPI Image GenImageCellular(int width, int height, int tileSize); // Generate image: cellular algorithm, bigger tileSize means bigger cells // Image manipulation functions @@ -1286,6 +1287,8 @@ RLAPI void ImageDrawLine(Image *dst, int startPosX, int startPosY, int endPosX, RLAPI void ImageDrawLineV(Image *dst, Vector2 start, Vector2 end, Color color); // Draw line within an image (Vector version) RLAPI void ImageDrawCircle(Image *dst, int centerX, int centerY, int radius, Color color); // Draw circle within an image RLAPI void ImageDrawCircleV(Image *dst, Vector2 center, int radius, Color color); // Draw circle within an image (Vector version) +RLAPI void ImageDrawCircleLines(Image *dst, int centerX, int centerY, int radius, Color color); // Draw circle outline within an image +RLAPI void ImageDrawCircleLinesV(Image *dst, Vector2 center, int radius, Color color); // Draw circle outline within an image (Vector version) RLAPI void ImageDrawRectangle(Image *dst, int posX, int posY, int width, int height, Color color); // Draw rectangle within an image RLAPI void ImageDrawRectangleV(Image *dst, Vector2 position, Vector2 size, Color color); // Draw rectangle within an image (Vector version) RLAPI void ImageDrawRectangleRec(Image *dst, Rectangle rec, Color color); // Draw rectangle within an image @@ -1367,12 +1370,15 @@ RLAPI GlyphInfo GetGlyphInfo(Font font, int codepoint); RLAPI Rectangle GetGlyphAtlasRec(Font font, int codepoint); // Get glyph rectangle in font atlas for a codepoint (unicode character), fallback to '?' if not found // Text codepoints management functions (unicode characters) -RLAPI int *LoadCodepoints(const char *text, int *count); // Load all codepoints from a UTF-8 text string, codepoints count returned by parameter -RLAPI void UnloadCodepoints(int *codepoints); // Unload codepoints data from memory -RLAPI int GetCodepointCount(const char *text); // Get total number of codepoints in a UTF-8 encoded string -RLAPI int GetCodepoint(const char *text, int *bytesProcessed); // Get next codepoint in a UTF-8 encoded string, 0x3f('?') is returned on failure -RLAPI const char *CodepointToUTF8(int codepoint, int *byteSize); // Encode one codepoint into UTF-8 byte array (array length returned as parameter) -RLAPI char *TextCodepointsToUTF8(const int *codepoints, int length); // Encode text as codepoints array into UTF-8 text string (WARNING: memory must be freed!) +RLAPI char *LoadUTF8(const int *codepoints, int length); // Load UTF-8 text encoded from codepoints array +RLAPI void UnloadUTF8(char *text); // Unload UTF-8 text encoded from codepoints array +RLAPI int *LoadCodepoints(const char *text, int *count); // Load all codepoints from a UTF-8 text string, codepoints count returned by parameter +RLAPI void UnloadCodepoints(int *codepoints); // Unload codepoints data from memory +RLAPI int GetCodepointCount(const char *text); // Get total number of codepoints in a UTF-8 encoded string +RLAPI int GetCodepoint(const char *text, int *codepointSize); // Get next codepoint in a UTF-8 encoded string, 0x3f('?') is returned on failure +RLAPI int GetCodepointNext(const char *text, int *codepointSize); // Get next codepoint in a UTF-8 encoded string, 0x3f('?') is returned on failure +RLAPI int GetCodepointPrevious(const char *text, int *codepointSize); // Get previous codepoint in a UTF-8 encoded string, 0x3f('?') is returned on failure +RLAPI const char *CodepointToUTF8(int codepoint, int *utf8Size); // Encode one codepoint into UTF-8 byte array (array length returned as parameter) // Text strings management functions (no UTF-8 strings, only byte chars) // NOTE: Some strings allocate memory internally for returned strings, just be careful! diff --git a/src/rcore.c b/src/rcore.c index d86bab7f5..068e79dc3 100644 --- a/src/rcore.c +++ b/src/rcore.c @@ -1971,7 +1971,7 @@ void EnableEventWaiting(void) } // Disable waiting for events on EndDrawing(), automatic events polling -RLAPI void DisableEventWaiting(void) +void DisableEventWaiting(void) { CORE.Window.eventWaiting = false; } @@ -2472,7 +2472,7 @@ Shader LoadShader(const char *vsFileName, const char *fsFileName) } // Load shader from code strings and bind default locations -RLAPI Shader LoadShaderFromMemory(const char *vsCode, const char *fsCode) +Shader LoadShaderFromMemory(const char *vsCode, const char *fsCode) { Shader shader = { 0 }; shader.locs = (int *)RL_CALLOC(RL_MAX_SHADER_LOCATIONS, sizeof(int)); @@ -3872,22 +3872,7 @@ Vector2 GetTouchPosition(int index) // https://docs.microsoft.com/en-us/windows/win32/wintouch/getting-started-with-multi-touch-messages if (index == 0) position = GetMousePosition(); #endif -#if defined(PLATFORM_ANDROID) - if (index < MAX_TOUCH_POINTS) position = CORE.Input.Touch.position[index]; - else TRACELOG(LOG_WARNING, "INPUT: Required touch point out of range (Max touch points: %i)", MAX_TOUCH_POINTS); - - if ((CORE.Window.screen.width > CORE.Window.display.width) || (CORE.Window.screen.height > CORE.Window.display.height)) - { - position.x = position.x*((float)CORE.Window.screen.width/(float)(CORE.Window.display.width - CORE.Window.renderOffset.x)) - CORE.Window.renderOffset.x/2; - position.y = position.y*((float)CORE.Window.screen.height/(float)(CORE.Window.display.height - CORE.Window.renderOffset.y)) - CORE.Window.renderOffset.y/2; - } - else - { - position.x = position.x*((float)CORE.Window.render.width/(float)CORE.Window.display.width) - CORE.Window.renderOffset.x/2; - position.y = position.y*((float)CORE.Window.render.height/(float)CORE.Window.display.height) - CORE.Window.renderOffset.y/2; - } -#endif -#if defined(PLATFORM_WEB) || defined(PLATFORM_RPI) || defined(PLATFORM_DRM) +#if defined(PLATFORM_ANDROID) || defined(PLATFORM_WEB) || defined(PLATFORM_RPI) || defined(PLATFORM_DRM) if (index < MAX_TOUCH_POINTS) position = CORE.Input.Touch.position[index]; else TRACELOG(LOG_WARNING, "INPUT: Required touch point out of range (Max touch points: %i)", MAX_TOUCH_POINTS); #endif @@ -4038,9 +4023,9 @@ static bool InitGraphicsDevice(int width, int height) glfwWindowHint(GLFW_SAMPLES, 4); // Tries to enable multisampling x4 (MSAA), default is 0 } - // NOTE: When asking for an OpenGL context version, most drivers provide highest supported version - // with forward compatibility to older OpenGL versions. - // For example, if using OpenGL 1.1, driver can provide a 4.3 context forward compatible. + // NOTE: When asking for an OpenGL context version, most drivers provide the highest supported version + // with backward compatibility to older OpenGL versions. + // For example, if using OpenGL 1.1, driver can provide a 4.3 backwards compatible context. // Check selection OpenGL version if (rlGetVersion() == RL_OPENGL_21) @@ -5414,7 +5399,7 @@ static void ScanDirectoryFiles(const char *basePath, FilePathList *files, const // Scan all files and directories recursively from a base path static void ScanDirectoryFilesRecursively(const char *basePath, FilePathList *files, const char *filter) { - static char path[MAX_FILEPATH_LENGTH] = { 0 }; + char path[MAX_FILEPATH_LENGTH] = { 0 }; memset(path, 0, MAX_FILEPATH_LENGTH); struct dirent *dp = NULL; @@ -5752,7 +5737,14 @@ static void AndroidCommandCallback(struct android_app *app, int32_t cmd) // Reset screen scaling to full display size EGLint displayFormat = 0; eglGetConfigAttrib(CORE.Window.device, CORE.Window.config, EGL_NATIVE_VISUAL_ID, &displayFormat); - ANativeWindow_setBuffersGeometry(app->window, CORE.Window.render.width, CORE.Window.render.height, displayFormat); + + // Adding renderOffset here feels rather hackish, but the viewport scaling is wrong after the + // context rebinding if the screen is scaled unless offsets are added. There's probably a more + // appropriate way to fix this + ANativeWindow_setBuffersGeometry(app->window, + CORE.Window.render.width + CORE.Window.renderOffset.x, + CORE.Window.render.height + CORE.Window.renderOffset.y, + displayFormat); // Recreate display surface and re-attach OpenGL context CORE.Window.surface = eglCreateWindowSurface(CORE.Window.device, CORE.Window.config, app->window, NULL); @@ -5841,6 +5833,32 @@ static void AndroidCommandCallback(struct android_app *app, int32_t cmd) } } +static GamepadButton AndroidTranslateGamepadButton(int button) +{ + switch (button) + { + case AKEYCODE_BUTTON_A: return GAMEPAD_BUTTON_RIGHT_FACE_DOWN; + case AKEYCODE_BUTTON_B: return GAMEPAD_BUTTON_RIGHT_FACE_RIGHT; + case AKEYCODE_BUTTON_X: return GAMEPAD_BUTTON_RIGHT_FACE_LEFT; + case AKEYCODE_BUTTON_Y: return GAMEPAD_BUTTON_RIGHT_FACE_UP; + case AKEYCODE_BUTTON_L1: return GAMEPAD_BUTTON_LEFT_TRIGGER_1; + case AKEYCODE_BUTTON_R1: return GAMEPAD_BUTTON_RIGHT_TRIGGER_1; + case AKEYCODE_BUTTON_L2: return GAMEPAD_BUTTON_LEFT_TRIGGER_2; + case AKEYCODE_BUTTON_R2: return GAMEPAD_BUTTON_RIGHT_TRIGGER_2; + case AKEYCODE_BUTTON_THUMBL: return GAMEPAD_BUTTON_LEFT_THUMB; + case AKEYCODE_BUTTON_THUMBR: return GAMEPAD_BUTTON_RIGHT_THUMB; + case AKEYCODE_BUTTON_START: return GAMEPAD_BUTTON_MIDDLE_RIGHT; + case AKEYCODE_BUTTON_SELECT: return GAMEPAD_BUTTON_MIDDLE_LEFT; + case AKEYCODE_BUTTON_MODE: return GAMEPAD_BUTTON_MIDDLE; + // On some (most?) gamepads dpad events are reported as axis motion instead + case AKEYCODE_DPAD_DOWN: return GAMEPAD_BUTTON_LEFT_FACE_DOWN; + case AKEYCODE_DPAD_RIGHT: return GAMEPAD_BUTTON_LEFT_FACE_RIGHT; + case AKEYCODE_DPAD_LEFT: return GAMEPAD_BUTTON_LEFT_FACE_LEFT; + case AKEYCODE_DPAD_UP: return GAMEPAD_BUTTON_LEFT_FACE_UP; + default: return GAMEPAD_BUTTON_UNKNOWN; + } +} + // ANDROID: Get input events static int32_t AndroidInputCallback(struct android_app *app, AInputEvent *event) { @@ -5856,26 +5874,59 @@ static int32_t AndroidInputCallback(struct android_app *app, AInputEvent *event) if (((source & AINPUT_SOURCE_JOYSTICK) == AINPUT_SOURCE_JOYSTICK) || ((source & AINPUT_SOURCE_GAMEPAD) == AINPUT_SOURCE_GAMEPAD)) { - // Get first touch position - CORE.Input.Touch.position[0].x = AMotionEvent_getX(event, 0); - CORE.Input.Touch.position[0].y = AMotionEvent_getY(event, 0); + // For now we'll assume a single gamepad which we "detect" on its input event + CORE.Input.Gamepad.ready[0] = true; - // Get second touch position - CORE.Input.Touch.position[1].x = AMotionEvent_getX(event, 1); - CORE.Input.Touch.position[1].y = AMotionEvent_getY(event, 1); + CORE.Input.Gamepad.axisState[0][GAMEPAD_AXIS_LEFT_X] = AMotionEvent_getAxisValue( + event, AMOTION_EVENT_AXIS_X, 0); + CORE.Input.Gamepad.axisState[0][GAMEPAD_AXIS_LEFT_Y] = AMotionEvent_getAxisValue( + event, AMOTION_EVENT_AXIS_Y, 0); + CORE.Input.Gamepad.axisState[0][GAMEPAD_AXIS_RIGHT_X] = AMotionEvent_getAxisValue( + event, AMOTION_EVENT_AXIS_Z, 0); + CORE.Input.Gamepad.axisState[0][GAMEPAD_AXIS_RIGHT_Y] = AMotionEvent_getAxisValue( + event, AMOTION_EVENT_AXIS_RZ, 0); + CORE.Input.Gamepad.axisState[0][GAMEPAD_AXIS_LEFT_TRIGGER] = AMotionEvent_getAxisValue( + event, AMOTION_EVENT_AXIS_BRAKE, 0) * 2.0f - 1.0f; + CORE.Input.Gamepad.axisState[0][GAMEPAD_AXIS_RIGHT_TRIGGER] = AMotionEvent_getAxisValue( + event, AMOTION_EVENT_AXIS_GAS, 0) * 2.0f - 1.0f; - int32_t keycode = AKeyEvent_getKeyCode(event); - if (AKeyEvent_getAction(event) == AKEY_EVENT_ACTION_DOWN) + // dpad is reported as an axis on android + float dpadX = AMotionEvent_getAxisValue(event, AMOTION_EVENT_AXIS_HAT_X, 0); + float dpadY = AMotionEvent_getAxisValue(event, AMOTION_EVENT_AXIS_HAT_Y, 0); + + if (dpadX == 1.0f) { - CORE.Input.Keyboard.currentKeyState[keycode] = 1; // Key down - - CORE.Input.Keyboard.keyPressedQueue[CORE.Input.Keyboard.keyPressedQueueCount] = keycode; - CORE.Input.Keyboard.keyPressedQueueCount++; + CORE.Input.Gamepad.currentButtonState[0][GAMEPAD_BUTTON_LEFT_FACE_RIGHT] = 1; + CORE.Input.Gamepad.currentButtonState[0][GAMEPAD_BUTTON_LEFT_FACE_LEFT] = 0; + } + else if (dpadX == -1.0f) + { + CORE.Input.Gamepad.currentButtonState[0][GAMEPAD_BUTTON_LEFT_FACE_RIGHT] = 0; + CORE.Input.Gamepad.currentButtonState[0][GAMEPAD_BUTTON_LEFT_FACE_LEFT] = 1; + } + else + { + CORE.Input.Gamepad.currentButtonState[0][GAMEPAD_BUTTON_LEFT_FACE_RIGHT] = 0; + CORE.Input.Gamepad.currentButtonState[0][GAMEPAD_BUTTON_LEFT_FACE_LEFT] = 0; } - else CORE.Input.Keyboard.currentKeyState[keycode] = 0; // Key up - // Stop processing gamepad buttons - return 1; + if (dpadY == 1.0f) + { + CORE.Input.Gamepad.currentButtonState[0][GAMEPAD_BUTTON_LEFT_FACE_DOWN] = 1; + CORE.Input.Gamepad.currentButtonState[0][GAMEPAD_BUTTON_LEFT_FACE_UP] = 0; + } + else if (dpadY == -1.0f) + { + CORE.Input.Gamepad.currentButtonState[0][GAMEPAD_BUTTON_LEFT_FACE_DOWN] = 0; + CORE.Input.Gamepad.currentButtonState[0][GAMEPAD_BUTTON_LEFT_FACE_UP] = 1; + } + else + { + CORE.Input.Gamepad.currentButtonState[0][GAMEPAD_BUTTON_LEFT_FACE_DOWN] = 0; + CORE.Input.Gamepad.currentButtonState[0][GAMEPAD_BUTTON_LEFT_FACE_UP] = 0; + } + + return 1; // Handled gamepad axis motion } } else if (type == AINPUT_EVENT_TYPE_KEY) @@ -5883,6 +5934,25 @@ static int32_t AndroidInputCallback(struct android_app *app, AInputEvent *event) int32_t keycode = AKeyEvent_getKeyCode(event); //int32_t AKeyEvent_getMetaState(event); + // Handle gamepad button presses and releases + if (((source & AINPUT_SOURCE_JOYSTICK) == AINPUT_SOURCE_JOYSTICK) || + ((source & AINPUT_SOURCE_GAMEPAD) == AINPUT_SOURCE_GAMEPAD)) + { + // For now we'll assume a single gamepad which we "detect" on its input event + CORE.Input.Gamepad.ready[0] = true; + + GamepadButton button = AndroidTranslateGamepadButton(keycode); + if (button == GAMEPAD_BUTTON_UNKNOWN) + return 1; + + if (AKeyEvent_getAction(event) == AKEY_EVENT_ACTION_DOWN) + { + CORE.Input.Gamepad.currentButtonState[0][button] = 1; + } + else CORE.Input.Gamepad.currentButtonState[0][button] = 0; // Key up + return 1; // Handled gamepad button + } + // Save current button and its state // NOTE: Android key action is 0 for down and 1 for up if (AKeyEvent_getAction(event) == AKEY_EVENT_ACTION_DOWN) @@ -5928,17 +5998,16 @@ static int32_t AndroidInputCallback(struct android_app *app, AInputEvent *event) // Register touch points position CORE.Input.Touch.position[i] = (Vector2){ AMotionEvent_getX(event, i), AMotionEvent_getY(event, i) }; - // Normalize CORE.Input.Touch.position[x] for screenWidth and screenHeight - CORE.Input.Touch.position[i].x /= (float)GetScreenWidth(); - CORE.Input.Touch.position[i].y /= (float)GetScreenHeight(); + // Normalize CORE.Input.Touch.position[i] for CORE.Window.screen.width and CORE.Window.screen.height + float widthRatio = (float)(CORE.Window.screen.width + CORE.Window.renderOffset.x) / (float)CORE.Window.display.width; + float heightRatio = (float)(CORE.Window.screen.height + CORE.Window.renderOffset.y) / (float)CORE.Window.display.height; + CORE.Input.Touch.position[i].x = CORE.Input.Touch.position[i].x * widthRatio - (float)CORE.Window.renderOffset.x / 2; + CORE.Input.Touch.position[i].y = CORE.Input.Touch.position[i].y * heightRatio - (float)CORE.Window.renderOffset.y / 2; } int32_t action = AMotionEvent_getAction(event); unsigned int flags = action & AMOTION_EVENT_ACTION_MASK; - if (flags == AMOTION_EVENT_ACTION_DOWN || flags == AMOTION_EVENT_ACTION_MOVE) CORE.Input.Touch.currentTouchState[MOUSE_BUTTON_LEFT] = 1; - else if (flags == AMOTION_EVENT_ACTION_UP) CORE.Input.Touch.currentTouchState[MOUSE_BUTTON_LEFT] = 0; - #if defined(SUPPORT_GESTURES_SYSTEM) // PLATFORM_ANDROID GestureEvent gestureEvent = { 0 }; @@ -5960,6 +6029,25 @@ static int32_t AndroidInputCallback(struct android_app *app, AInputEvent *event) ProcessGestureEvent(gestureEvent); #endif + int32_t pointerIndex = (action & AMOTION_EVENT_ACTION_POINTER_INDEX_MASK) >> AMOTION_EVENT_ACTION_POINTER_INDEX_SHIFT; + + if (flags == AMOTION_EVENT_ACTION_POINTER_UP || flags == AMOTION_EVENT_ACTION_UP) + { + // One of the touchpoints is released, remove it from touch point arrays + for (int i = pointerIndex; (i < CORE.Input.Touch.pointCount-1) && (i < MAX_TOUCH_POINTS); i++) + { + CORE.Input.Touch.pointId[i] = CORE.Input.Touch.pointId[i+1]; + CORE.Input.Touch.position[i] = CORE.Input.Touch.position[i+1]; + } + CORE.Input.Touch.pointCount--; + } + + // When all touchpoints are tapped and released really quickly, this event is generated + if (flags == AMOTION_EVENT_ACTION_CANCEL) CORE.Input.Touch.pointCount = 0; + + if (CORE.Input.Touch.pointCount > 0) CORE.Input.Touch.currentTouchState[MOUSE_BUTTON_LEFT] = 1; + else CORE.Input.Touch.currentTouchState[MOUSE_BUTTON_LEFT] = 0; + return 0; } #endif diff --git a/src/rlgl.h b/src/rlgl.h index 6a0d715eb..ee3c3d91a 100644 --- a/src/rlgl.h +++ b/src/rlgl.h @@ -444,13 +444,13 @@ typedef enum { RL_SHADER_LOC_MAP_IRRADIANCE, // Shader location: samplerCube texture: irradiance RL_SHADER_LOC_MAP_PREFILTER, // Shader location: samplerCube texture: prefilter RL_SHADER_LOC_MAP_BRDF // Shader location: sampler2d texture: brdf -} rlShaderLocationIndex; - +} rlShaderLocationIndex; + #define RL_SHADER_LOC_MAP_DIFFUSE RL_SHADER_LOC_MAP_ALBEDO #define RL_SHADER_LOC_MAP_SPECULAR RL_SHADER_LOC_MAP_METALNESS - + // Shader uniform data type -typedef enum { +typedef enum { RL_SHADER_UNIFORM_FLOAT = 0, // Shader uniform type: float RL_SHADER_UNIFORM_VEC2, // Shader uniform type: vec2 (2 float) RL_SHADER_UNIFORM_VEC3, // Shader uniform type: vec3 (3 float) @@ -741,16 +741,11 @@ RLAPI void rlLoadDrawQuad(void); // Load and draw a quad #endif #if defined(GRAPHICS_API_OPENGL_33) - #if defined(__APPLE__) - #include // OpenGL 3 library for OSX - #include // OpenGL 3 extensions library for OSX - #else - #define GLAD_MALLOC RL_MALLOC - #define GLAD_FREE RL_FREE + #define GLAD_MALLOC RL_MALLOC + #define GLAD_FREE RL_FREE - #define GLAD_GL_IMPLEMENTATION - #include "external/glad.h" // GLAD extensions loading library, includes OpenGL headers - #endif + #define GLAD_GL_IMPLEMENTATION + #include "external/glad.h" // GLAD extensions loading library, includes OpenGL headers #endif #if defined(GRAPHICS_API_OPENGL_ES2) @@ -995,14 +990,12 @@ static void rlUnloadShaderDefault(void); // Unload default shader static char *rlGetCompressedFormatName(int format); // Get compressed format official GL identifier name #endif // RLGL_SHOW_GL_DETAILS_INFO #endif // GRAPHICS_API_OPENGL_33 || GRAPHICS_API_OPENGL_ES2 -#if defined(GRAPHICS_API_OPENGL_11) -static int rlGenTextureMipmapsData(unsigned char *data, int baseWidth, int baseHeight); // Generate mipmaps data on CPU side -static unsigned char *rlGenNextMipmapData(unsigned char *srcData, int srcWidth, int srcHeight); // Generate next mipmap level on CPU side -#endif + static int rlGetPixelDataSize(int width, int height, int format); // Get pixel data size in bytes (image or texture) + // Auxiliar matrix math functions -static Matrix rlMatrixIdentity(void); // Get identity matrix -static Matrix rlMatrixMultiply(Matrix left, Matrix right); // Multiply two matrices +static Matrix rlMatrixIdentity(void); // Get identity matrix +static Matrix rlMatrixMultiply(Matrix left, Matrix right); // Multiply two matrices //---------------------------------------------------------------------------------- // Module Functions Definition - Matrix operations @@ -2001,10 +1994,8 @@ void rlLoadExtensions(void *loader) { #if defined(GRAPHICS_API_OPENGL_33) // Also defined for GRAPHICS_API_OPENGL_21 // NOTE: glad is generated and contains only required OpenGL 3.3 Core extensions (and lower versions) - #if !defined(__APPLE__) - if (gladLoadGL((GLADloadfunc)loader) == 0) TRACELOG(RL_LOG_WARNING, "GLAD: Cannot load OpenGL extensions"); - else TRACELOG(RL_LOG_INFO, "GLAD: OpenGL extensions loaded successfully"); - #endif + if (gladLoadGL((GLADloadfunc)loader) == 0) TRACELOG(RL_LOG_WARNING, "GLAD: Cannot load OpenGL extensions"); + else TRACELOG(RL_LOG_INFO, "GLAD: OpenGL extensions loaded successfully"); // Get number of supported extensions GLint numExt = 0; @@ -2018,6 +2009,18 @@ void rlLoadExtensions(void *loader) for (int i = 0; i < numExt; i++) TRACELOG(RL_LOG_INFO, " %s", glGetStringi(GL_EXTENSIONS, i)); #endif +#if defined(GRAPHICS_API_OPENGL_21) + // Register supported extensions flags + // Optional OpenGL 2.1 extensions + RLGL.ExtSupported.vao = GLAD_GL_ARB_vertex_array_object; + RLGL.ExtSupported.instancing = (GLAD_GL_EXT_draw_instanced && GLAD_GL_ARB_instanced_arrays); + RLGL.ExtSupported.texNPOT = GLAD_GL_ARB_texture_non_power_of_two; + RLGL.ExtSupported.texFloat32 = GLAD_GL_ARB_texture_float; + RLGL.ExtSupported.texDepth = GLAD_GL_ARB_depth_texture; + RLGL.ExtSupported.maxDepthBits = 32; + RLGL.ExtSupported.texAnisoFilter = GLAD_GL_EXT_texture_filter_anisotropic; + RLGL.ExtSupported.texMirrorClamp = GLAD_GL_EXT_texture_mirror_clamp; +#else // Register supported extensions flags // OpenGL 3.3 extensions supported by default (core) RLGL.ExtSupported.vao = true; @@ -2028,18 +2031,17 @@ void rlLoadExtensions(void *loader) RLGL.ExtSupported.maxDepthBits = 32; RLGL.ExtSupported.texAnisoFilter = true; RLGL.ExtSupported.texMirrorClamp = true; +#endif + + // Optional OpenGL 3.3 extensions + RLGL.ExtSupported.texCompASTC = GLAD_GL_KHR_texture_compression_astc_hdr && GLAD_GL_KHR_texture_compression_astc_ldr; + RLGL.ExtSupported.texCompDXT = GLAD_GL_EXT_texture_compression_s3tc; // Texture compression: DXT + RLGL.ExtSupported.texCompETC2 = GLAD_GL_ARB_ES3_compatibility; // Texture compression: ETC2/EAC #if defined(GRAPHICS_API_OPENGL_43) RLGL.ExtSupported.computeShader = GLAD_GL_ARB_compute_shader; RLGL.ExtSupported.ssbo = GLAD_GL_ARB_shader_storage_buffer_object; #endif - #if defined(__APPLE__) - // Apple provides its own extension macros - RLGL.ExtSupported.texCompDXT = GL_EXT_texture_compression_s3tc; - #else - // NOTE: With GLAD, we can check if an extension is supported using the GLAD_GL_xxx booleans - RLGL.ExtSupported.texCompDXT = GLAD_GL_EXT_texture_compression_s3tc; // Texture compression: DXT - RLGL.ExtSupported.texCompETC2 = GLAD_GL_ARB_ES3_compatibility; // Texture compression: ETC2/EAC - #endif + #endif // GRAPHICS_API_OPENGL_33 #if defined(GRAPHICS_API_OPENGL_ES2) @@ -2205,12 +2207,10 @@ void rlLoadExtensions(void *loader) #else // RLGL_SHOW_GL_DETAILS_INFO // Show some basic info about GL supported features - #if defined(GRAPHICS_API_OPENGL_ES2) if (RLGL.ExtSupported.vao) TRACELOG(RL_LOG_INFO, "GL: VAO extension detected, VAO functions loaded successfully"); else TRACELOG(RL_LOG_WARNING, "GL: VAO extension not found, VAO not supported"); if (RLGL.ExtSupported.texNPOT) TRACELOG(RL_LOG_INFO, "GL: NPOT textures extension detected, full NPOT textures supported"); else TRACELOG(RL_LOG_WARNING, "GL: NPOT textures extension not found, limited NPOT support (no-mipmaps, no-repeat)"); - #endif if (RLGL.ExtSupported.texCompDXT) TRACELOG(RL_LOG_INFO, "GL: DXT compressed textures supported"); if (RLGL.ExtSupported.texCompETC1) TRACELOG(RL_LOG_INFO, "GL: ETC1 compressed textures supported"); if (RLGL.ExtSupported.texCompETC2) TRACELOG(RL_LOG_INFO, "GL: ETC2/EAC compressed textures supported"); @@ -2231,11 +2231,7 @@ int rlGetVersion(void) glVersion = RL_OPENGL_11; #endif #if defined(GRAPHICS_API_OPENGL_21) - #if defined(__APPLE__) - glVersion = RL_OPENGL_33; // NOTE: Force OpenGL 3.3 on OSX - #else - glVersion = RL_OPENGL_21; - #endif + glVersion = RL_OPENGL_21; #elif defined(GRAPHICS_API_OPENGL_33) glVersion = RL_OPENGL_33; #endif @@ -3086,6 +3082,7 @@ void rlUnloadTexture(unsigned int id) } // Generate mipmap data for selected texture +// NOTE: Only supports GPU mipmap generation void rlGenTextureMipmaps(unsigned int id, int width, int height, int format, int *mipmaps) { glBindTexture(GL_TEXTURE_2D, id); @@ -3096,45 +3093,6 @@ void rlGenTextureMipmaps(unsigned int id, int width, int height, int format, int if (((width > 0) && ((width & (width - 1)) == 0)) && ((height > 0) && ((height & (height - 1)) == 0))) texIsPOT = true; -#if defined(GRAPHICS_API_OPENGL_11) - if (texIsPOT) - { - // WARNING: Manual mipmap generation only works for RGBA 32bit textures! - if (format == RL_PIXELFORMAT_UNCOMPRESSED_R8G8B8A8) - { - // Retrieve texture data from VRAM - void *texData = rlReadTexturePixels(id, width, height, format); - - // NOTE: Texture data size is reallocated to fit mipmaps data - // NOTE: CPU mipmap generation only supports RGBA 32bit data - int mipmapCount = rlGenTextureMipmapsData(texData, width, height); - - int size = width*height*4; - int offset = size; - - int mipWidth = width/2; - int mipHeight = height/2; - - // Load the mipmaps - for (int level = 1; level < mipmapCount; level++) - { - glTexImage2D(GL_TEXTURE_2D, level, GL_RGBA8, mipWidth, mipHeight, 0, GL_RGBA, GL_UNSIGNED_BYTE, (unsigned char *)texData + offset); - - size = mipWidth*mipHeight*4; - offset += size; - - mipWidth /= 2; - mipHeight /= 2; - } - - *mipmaps = mipmapCount + 1; - RL_FREE(texData); // Once mipmaps have been generated and data has been uploaded to GPU VRAM, we can discard RAM data - - TRACELOG(RL_LOG_WARNING, "TEXTURE: [ID %i] Mipmaps generated manually on CPU side, total: %i", id, *mipmaps); - } - else TRACELOG(RL_LOG_WARNING, "TEXTURE: [ID %i] Failed to generate mipmaps for provided texture format", id); - } -#endif #if defined(GRAPHICS_API_OPENGL_33) || defined(GRAPHICS_API_OPENGL_ES2) if ((texIsPOT) || (RLGL.ExtSupported.texNPOT)) { @@ -4524,132 +4482,6 @@ static char *rlGetCompressedFormatName(int format) #endif // GRAPHICS_API_OPENGL_33 || GRAPHICS_API_OPENGL_ES2 -#if defined(GRAPHICS_API_OPENGL_11) -// Mipmaps data is generated after image data -// NOTE: Only works with RGBA (4 bytes) data! -static int rlGenTextureMipmapsData(unsigned char *data, int baseWidth, int baseHeight) -{ - int mipmapCount = 1; // Required mipmap levels count (including base level) - int width = baseWidth; - int height = baseHeight; - int size = baseWidth*baseHeight*4; // Size in bytes (will include mipmaps...), RGBA only - - // Count mipmap levels required - while ((width != 1) && (height != 1)) - { - width /= 2; - height /= 2; - - TRACELOGD("TEXTURE: Next mipmap size: %i x %i", width, height); - - mipmapCount++; - - size += (width*height*4); // Add mipmap size (in bytes) - } - - TRACELOGD("TEXTURE: Total mipmaps required: %i", mipmapCount); - TRACELOGD("TEXTURE: Total size of data required: %i", size); - - unsigned char *temp = RL_REALLOC(data, size); - - if (temp != NULL) data = temp; - else TRACELOG(RL_LOG_WARNING, "TEXTURE: Failed to re-allocate required mipmaps memory"); - - width = baseWidth; - height = baseHeight; - size = (width*height*4); // RGBA: 4 bytes - - // Generate mipmaps - // NOTE: Every mipmap data is stored after data (RGBA - 4 bytes) - unsigned char *image = (unsigned char *)RL_MALLOC(width*height*4); - unsigned char *mipmap = NULL; - int offset = 0; - - for (int i = 0; i < size; i += 4) - { - image[i] = data[i]; - image[i + 1] = data[i + 1]; - image[i + 2] = data[i + 2]; - image[i + 3] = data[i + 3]; - } - - TRACELOGD("TEXTURE: Mipmap base size (%ix%i)", width, height); - - for (int mip = 1; mip < mipmapCount; mip++) - { - mipmap = rlGenNextMipmapData(image, width, height); - - offset += (width*height*4); // Size of last mipmap - - width /= 2; - height /= 2; - size = (width*height*4); // Mipmap size to store after offset - - // Add mipmap to data - for (int i = 0; i < size; i += 4) - { - data[offset + i] = mipmap[i]; - data[offset + i + 1] = mipmap[i + 1]; - data[offset + i + 2] = mipmap[i + 2]; - data[offset + i + 3] = mipmap[i + 3]; - } - - RL_FREE(image); - - image = mipmap; - mipmap = NULL; - } - - RL_FREE(mipmap); // free mipmap data - - return mipmapCount; -} - -// Manual mipmap generation (basic scaling algorithm) -static unsigned char *rlGenNextMipmapData(unsigned char *srcData, int srcWidth, int srcHeight) -{ - int x2 = 0; - int y2 = 0; - unsigned char prow[4] = { 0 }; - unsigned char pcol[4] = { 0 }; - - int width = srcWidth/2; - int height = srcHeight/2; - - unsigned char *mipmap = (unsigned char *)RL_MALLOC(width*height*4); - - // Scaling algorithm works perfectly (box-filter) - for (int y = 0; y < height; y++) - { - y2 = 2*y; - - for (int x = 0; x < width; x++) - { - x2 = 2*x; - - prow[0] = (srcData[(y2*srcWidth + x2)*4 + 0] + srcData[(y2*srcWidth + x2 + 1)*4 + 0])/2; - prow[1] = (srcData[(y2*srcWidth + x2)*4 + 1] + srcData[(y2*srcWidth + x2 + 1)*4 + 1])/2; - prow[2] = (srcData[(y2*srcWidth + x2)*4 + 2] + srcData[(y2*srcWidth + x2 + 1)*4 + 2])/2; - prow[3] = (srcData[(y2*srcWidth + x2)*4 + 3] + srcData[(y2*srcWidth + x2 + 1)*4 + 3])/2; - - pcol[0] = (srcData[((y2 + 1)*srcWidth + x2)*4 + 0] + srcData[((y2 + 1)*srcWidth + x2 + 1)*4 + 0])/2; - pcol[1] = (srcData[((y2 + 1)*srcWidth + x2)*4 + 1] + srcData[((y2 + 1)*srcWidth + x2 + 1)*4 + 1])/2; - pcol[2] = (srcData[((y2 + 1)*srcWidth + x2)*4 + 2] + srcData[((y2 + 1)*srcWidth + x2 + 1)*4 + 2])/2; - pcol[3] = (srcData[((y2 + 1)*srcWidth + x2)*4 + 3] + srcData[((y2 + 1)*srcWidth + x2 + 1)*4 + 3])/2; - - mipmap[(y*width + x)*4 + 0] = (prow[0] + pcol[0])/2; - mipmap[(y*width + x)*4 + 1] = (prow[1] + pcol[1])/2; - mipmap[(y*width + x)*4 + 2] = (prow[2] + pcol[2])/2; - mipmap[(y*width + x)*4 + 3] = (prow[3] + pcol[3])/2; - } - } - - TRACELOGD("TEXTURE: Mipmap generated successfully (%ix%i)", width, height); - - return mipmap; -} -#endif // GRAPHICS_API_OPENGL_11 - // Get pixel data size in bytes (image or texture) // NOTE: Size depends on pixel format static int rlGetPixelDataSize(int width, int height, int format) diff --git a/src/rtext.c b/src/rtext.c index ef5debd5b..324ebe95a 100644 --- a/src/rtext.c +++ b/src/rtext.c @@ -1043,7 +1043,7 @@ void DrawTextEx(Font font, const char *text, Vector2 position, float fontSize, f { // Get next codepoint from byte string and glyph index in font int codepointByteCount = 0; - int codepoint = GetCodepoint(&text[i], &codepointByteCount); + int codepoint = GetCodepointNext(&text[i], &codepointByteCount); int index = GetGlyphIndex(font, codepoint); // NOTE: Normally we exit the decoding sequence as soon as a bad byte is found (and return 0x3f) @@ -1185,7 +1185,7 @@ Vector2 MeasureTextEx(Font font, const char *text, float fontSize, float spacing byteCounter++; int next = 0; - letter = GetCodepoint(&text[i], &next); + letter = GetCodepointNext(&text[i], &next); index = GetGlyphIndex(font, letter); // NOTE: normally we exit the decoding sequence as soon as a bad byte is found (and return 0x3f) @@ -1627,7 +1627,7 @@ const char *TextToPascal(const char *text) // Encode text codepoint into UTF-8 text // REQUIRES: memcpy() // WARNING: Allocated memory must be manually freed -char *TextCodepointsToUTF8(const int *codepoints, int length) +char *LoadUTF8(const int *codepoints, int length) { // We allocate enough memory fo fit all possible codepoints // NOTE: 5 bytes for every codepoint should be enough @@ -1650,9 +1650,68 @@ char *TextCodepointsToUTF8(const int *codepoints, int length) return text; } +// Unload UTF-8 text encoded from codepoints array +void UnloadUTF8(char *text) +{ + RL_FREE(text); +} + +// Load all codepoints from a UTF-8 text string, codepoints count returned by parameter +int *LoadCodepoints(const char *text, int *count) +{ + int textLength = TextLength(text); + + int codepointSize = 0; + int codepointCount = 0; + + // Allocate a big enough buffer to store as many codepoints as text bytes + int *codepoints = RL_CALLOC(textLength, sizeof(int)); + + for (int i = 0; i < textLength; codepointCount++) + { + codepoints[codepointCount] = GetCodepointNext(text + i, &codepointSize); + i += codepointSize; + } + + // Re-allocate buffer to the actual number of codepoints loaded + void *temp = RL_REALLOC(codepoints, codepointCount*sizeof(int)); + if (temp != NULL) codepoints = temp; + + *count = codepointCount; + + return codepoints; +} + +// Unload codepoints data from memory +void UnloadCodepoints(int *codepoints) +{ + RL_FREE(codepoints); +} + +// Get total number of characters(codepoints) in a UTF-8 encoded text, until '\0' is found +// NOTE: If an invalid UTF-8 sequence is encountered a '?'(0x3f) codepoint is counted instead +int GetCodepointCount(const char *text) +{ + unsigned int length = 0; + char *ptr = (char *)&text[0]; + + while (*ptr != '\0') + { + int next = 0; + int letter = GetCodepointNext(ptr, &next); + + if (letter == 0x3f) ptr += 1; + else ptr += next; + + length++; + } + + return length; +} + // Encode codepoint into utf8 text (char array length returned as parameter) // NOTE: It uses a static array to store UTF-8 bytes -RLAPI const char *CodepointToUTF8(int codepoint, int *byteSize) +const char *CodepointToUTF8(int codepoint, int *utf8Size) { static char utf8[6] = { 0 }; int size = 0; // Byte size of codepoint @@ -1684,63 +1743,10 @@ RLAPI const char *CodepointToUTF8(int codepoint, int *byteSize) size = 4; } - *byteSize = size; + *utf8Size = size; return utf8; } - -// Load all codepoints from a UTF-8 text string, codepoints count returned by parameter -int *LoadCodepoints(const char *text, int *count) -{ - int textLength = TextLength(text); - - int bytesProcessed = 0; - int codepointCount = 0; - - // Allocate a big enough buffer to store as many codepoints as text bytes - int *codepoints = RL_CALLOC(textLength, sizeof(int)); - - for (int i = 0; i < textLength; codepointCount++) - { - codepoints[codepointCount] = GetCodepoint(text + i, &bytesProcessed); - i += bytesProcessed; - } - - // Re-allocate buffer to the actual number of codepoints loaded - void *temp = RL_REALLOC(codepoints, codepointCount*sizeof(int)); - if (temp != NULL) codepoints = temp; - - *count = codepointCount; - - return codepoints; -} - -// Unload codepoints data from memory -void UnloadCodepoints(int *codepoints) -{ - RL_FREE(codepoints); -} - -// Get total number of characters(codepoints) in a UTF-8 encoded text, until '\0' is found -// NOTE: If an invalid UTF-8 sequence is encountered a '?'(0x3f) codepoint is counted instead -int GetCodepointCount(const char *text) -{ - unsigned int length = 0; - char *ptr = (char *)&text[0]; - - while (*ptr != '\0') - { - int next = 0; - int letter = GetCodepoint(ptr, &next); - - if (letter == 0x3f) ptr += 1; - else ptr += next; - - length++; - } - - return length; -} #endif // SUPPORT_TEXT_MANIPULATION // Get next codepoint in a UTF-8 encoded text, scanning until '\0' is found @@ -1748,7 +1754,7 @@ int GetCodepointCount(const char *text) // Total number of bytes processed are returned as a parameter // NOTE: The standard says U+FFFD should be returned in case of errors // but that character is not supported by the default font in raylib -int GetCodepoint(const char *text, int *bytesProcessed) +int GetCodepoint(const char *text, int *codepointSize) { /* UTF-8 specs from https://www.ietf.org/rfc/rfc3629.txt @@ -1763,14 +1769,14 @@ int GetCodepoint(const char *text, int *bytesProcessed) */ // NOTE: on decode errors we return as soon as possible - int code = 0x3f; // Codepoint (defaults to '?') + int codepoint = 0x3f; // Codepoint (defaults to '?') int octet = (unsigned char)(text[0]); // The first UTF8 octet - *bytesProcessed = 1; + *codepointSize = 1; if (octet <= 0x7f) { // Only one octet (ASCII range x00-7F) - code = text[0]; + codepoint = text[0]; } else if ((octet & 0xe0) == 0xc0) { @@ -1779,12 +1785,12 @@ int GetCodepoint(const char *text, int *bytesProcessed) // [0]xC2-DF [1]UTF8-tail(x80-BF) unsigned char octet1 = text[1]; - if ((octet1 == '\0') || ((octet1 >> 6) != 2)) { *bytesProcessed = 2; return code; } // Unexpected sequence + if ((octet1 == '\0') || ((octet1 >> 6) != 2)) { *codepointSize = 2; return codepoint; } // Unexpected sequence if ((octet >= 0xc2) && (octet <= 0xdf)) { - code = ((octet & 0x1f) << 6) | (octet1 & 0x3f); - *bytesProcessed = 2; + codepoint = ((octet & 0x1f) << 6) | (octet1 & 0x3f); + *codepointSize = 2; } } else if ((octet & 0xf0) == 0xe0) @@ -1793,11 +1799,11 @@ int GetCodepoint(const char *text, int *bytesProcessed) unsigned char octet1 = text[1]; unsigned char octet2 = '\0'; - if ((octet1 == '\0') || ((octet1 >> 6) != 2)) { *bytesProcessed = 2; return code; } // Unexpected sequence + if ((octet1 == '\0') || ((octet1 >> 6) != 2)) { *codepointSize = 2; return codepoint; } // Unexpected sequence octet2 = text[2]; - if ((octet2 == '\0') || ((octet2 >> 6) != 2)) { *bytesProcessed = 3; return code; } // Unexpected sequence + if ((octet2 == '\0') || ((octet2 >> 6) != 2)) { *codepointSize = 3; return codepoint; } // Unexpected sequence // [0]xE0 [1]xA0-BF [2]UTF8-tail(x80-BF) // [0]xE1-EC [1]UTF8-tail [2]UTF8-tail(x80-BF) @@ -1805,50 +1811,105 @@ int GetCodepoint(const char *text, int *bytesProcessed) // [0]xEE-EF [1]UTF8-tail [2]UTF8-tail(x80-BF) if (((octet == 0xe0) && !((octet1 >= 0xa0) && (octet1 <= 0xbf))) || - ((octet == 0xed) && !((octet1 >= 0x80) && (octet1 <= 0x9f)))) { *bytesProcessed = 2; return code; } + ((octet == 0xed) && !((octet1 >= 0x80) && (octet1 <= 0x9f)))) { *codepointSize = 2; return codepoint; } if ((octet >= 0xe0) && (octet <= 0xef)) { - code = ((octet & 0xf) << 12) | ((octet1 & 0x3f) << 6) | (octet2 & 0x3f); - *bytesProcessed = 3; + codepoint = ((octet & 0xf) << 12) | ((octet1 & 0x3f) << 6) | (octet2 & 0x3f); + *codepointSize = 3; } } else if ((octet & 0xf8) == 0xf0) { // Four octets - if (octet > 0xf4) return code; + if (octet > 0xf4) return codepoint; unsigned char octet1 = text[1]; unsigned char octet2 = '\0'; unsigned char octet3 = '\0'; - if ((octet1 == '\0') || ((octet1 >> 6) != 2)) { *bytesProcessed = 2; return code; } // Unexpected sequence + if ((octet1 == '\0') || ((octet1 >> 6) != 2)) { *codepointSize = 2; return codepoint; } // Unexpected sequence octet2 = text[2]; - if ((octet2 == '\0') || ((octet2 >> 6) != 2)) { *bytesProcessed = 3; return code; } // Unexpected sequence + if ((octet2 == '\0') || ((octet2 >> 6) != 2)) { *codepointSize = 3; return codepoint; } // Unexpected sequence octet3 = text[3]; - if ((octet3 == '\0') || ((octet3 >> 6) != 2)) { *bytesProcessed = 4; return code; } // Unexpected sequence + if ((octet3 == '\0') || ((octet3 >> 6) != 2)) { *codepointSize = 4; return codepoint; } // Unexpected sequence // [0]xF0 [1]x90-BF [2]UTF8-tail [3]UTF8-tail // [0]xF1-F3 [1]UTF8-tail [2]UTF8-tail [3]UTF8-tail // [0]xF4 [1]x80-8F [2]UTF8-tail [3]UTF8-tail if (((octet == 0xf0) && !((octet1 >= 0x90) && (octet1 <= 0xbf))) || - ((octet == 0xf4) && !((octet1 >= 0x80) && (octet1 <= 0x8f)))) { *bytesProcessed = 2; return code; } // Unexpected sequence + ((octet == 0xf4) && !((octet1 >= 0x80) && (octet1 <= 0x8f)))) { *codepointSize = 2; return codepoint; } // Unexpected sequence if (octet >= 0xf0) { - code = ((octet & 0x7) << 18) | ((octet1 & 0x3f) << 12) | ((octet2 & 0x3f) << 6) | (octet3 & 0x3f); - *bytesProcessed = 4; + codepoint = ((octet & 0x7) << 18) | ((octet1 & 0x3f) << 12) | ((octet2 & 0x3f) << 6) | (octet3 & 0x3f); + *codepointSize = 4; } } - if (code > 0x10ffff) code = 0x3f; // Codepoints after U+10ffff are invalid + if (codepoint > 0x10ffff) codepoint = 0x3f; // Codepoints after U+10ffff are invalid - return code; + return codepoint; +} + +// Get next codepoint in a byte sequence and bytes processed +int GetCodepointNext(const char *text, int *codepointSize) +{ + const char *ptr = text; + int codepoint = 0x3f; // Codepoint (defaults to '?') + *codepointSize = 0; + + // Get current codepoint and bytes processed + if (0xf0 == (0xf8 & ptr[0])) + { + // 4 byte UTF-8 codepoint + codepoint = ((0x07 & ptr[0]) << 18) | ((0x3f & ptr[1]) << 12) | ((0x3f & ptr[2]) << 6) | (0x3f & ptr[3]); + *codepointSize = 4; + } + else if (0xe0 == (0xf0 & ptr[0])) + { + // 3 byte UTF-8 codepoint */ + codepoint = ((0x0f & ptr[0]) << 12) | ((0x3f & ptr[1]) << 6) | (0x3f & ptr[2]); + *codepointSize = 3; + } + else if (0xc0 == (0xe0 & ptr[0])) + { + // 2 byte UTF-8 codepoint + codepoint = ((0x1f & ptr[0]) << 6) | (0x3f & ptr[1]); + *codepointSize = 2; + } + else + { + // 1 byte UTF-8 codepoint + codepoint = ptr[0]; + *codepointSize = 1; + } + + return codepoint; +} + +// Get previous codepoint in a byte sequence and bytes processed +int GetCodepointPrevious(const char *text, int *codepointSize) +{ + const char *ptr = text; + int codepoint = 0x3f; // Codepoint (defaults to '?') + int cpSize = 0; + *codepointSize = 0; + + // Move to previous codepoint + do ptr--; + while (((0x80 & ptr[0]) != 0) && ((0xc0 & ptr[0]) == 0x80)); + + codepoint = GetCodepointNext(ptr, &cpSize); + + if (codepoint != 0) *codepointSize = cpSize; + + return codepoint; } //---------------------------------------------------------------------------------- diff --git a/src/rtextures.c b/src/rtextures.c index 24fbafd2a..41bd3e184 100644 --- a/src/rtextures.c +++ b/src/rtextures.c @@ -70,12 +70,12 @@ #if defined(SUPPORT_MODULE_RTEXTURES) -#include "utils.h" // Required for: TRACELOG() and fopen() Android mapping +#include "utils.h" // Required for: TRACELOG() #include "rlgl.h" // OpenGL abstraction layer to OpenGL 1.1, 3.3 or ES2 #include // Required for: malloc(), free() #include // Required for: strlen() [Used in ImageTextEx()], strcmp() [Used in LoadImageFromMemory()] -#include // Required for: fabsf() +#include // Required for: fabsf() [Used in DrawTextureRec()] #include // Required for: sprintf() [Used in ExportImageAsCode()] // Support only desired texture formats on stb_image @@ -104,6 +104,22 @@ #define STBI_NO_HDR #endif +#if defined(SUPPORT_FILEFORMAT_DDS) + #define RL_GPUTEX_SUPPORT_DDS +#endif +#if defined(SUPPORT_FILEFORMAT_PKM) + #define RL_GPUTEX_SUPPORT_PKM +#endif +#if defined(SUPPORT_FILEFORMAT_KTX) + #define RL_GPUTEX_SUPPORT_KTX +#endif +#if defined(SUPPORT_FILEFORMAT_PVR) + #define RL_GPUTEX_SUPPORT_PVR +#endif +#if defined(SUPPORT_FILEFORMAT_ASTC) + #define RL_GPUTEX_SUPPORT_ASTC +#endif + // Image fileformats not supported by default #define STBI_NO_PIC #define STBI_NO_PNM // Image format .ppm and .pgm @@ -130,6 +146,17 @@ // NOTE: Used to read image data (multiple formats support) #endif +#if (defined(SUPPORT_FILEFORMAT_DDS) || \ + defined(SUPPORT_FILEFORMAT_PKM) || \ + defined(SUPPORT_FILEFORMAT_KTX) || \ + defined(SUPPORT_FILEFORMAT_PVR) || \ + defined(SUPPORT_FILEFORMAT_ASTC)) + + #define RL_GPUTEX_IMPLEMENTATION + #include "external/rl_gputex.h" // Required for: rl_load_xxx_from_memory() + // NOTE: Used to read compressed textures data (multiple formats support) +#endif + #if defined(SUPPORT_FILEFORMAT_QOI) #define QOI_MALLOC RL_MALLOC #define QOI_FREE RL_FREE @@ -147,6 +174,11 @@ #include "external/stb_image_write.h" // Required for: stbi_write_*() #endif +#if defined(SUPPORT_IMAGE_GENERATION) + #define STB_PERLIN_IMPLEMENTATION + #include "external/stb_perlin.h" // Required for: stb_perlin_fbm_noise3 +#endif + #if defined(SUPPORT_IMAGE_MANIPULATION) #define STBIR_MALLOC(size,c) ((void)(c), RL_MALLOC(size)) #define STBIR_FREE(ptr,c) ((void)(c), RL_FREE(ptr)) @@ -180,23 +212,6 @@ //---------------------------------------------------------------------------------- // Module specific Functions Declaration //---------------------------------------------------------------------------------- -#if defined(SUPPORT_FILEFORMAT_DDS) -static Image LoadDDS(const unsigned char *fileData, unsigned int fileSize); // Load DDS file data -#endif -#if defined(SUPPORT_FILEFORMAT_PKM) -static Image LoadPKM(const unsigned char *fileData, unsigned int fileSize); // Load PKM file data -#endif -#if defined(SUPPORT_FILEFORMAT_KTX) -static Image LoadKTX(const unsigned char *fileData, unsigned int fileSize); // Load KTX file data -static int SaveKTX(Image image, const char *fileName); // Save image data as KTX file -#endif -#if defined(SUPPORT_FILEFORMAT_PVR) -static Image LoadPVR(const unsigned char *fileData, unsigned int fileSize); // Load PVR file data -#endif -#if defined(SUPPORT_FILEFORMAT_ASTC) -static Image LoadASTC(const unsigned char *fileData, unsigned int fileSize); // Load ASTC file data -#endif - static Vector4 *LoadImageDataNormalized(Image image); // Load pixel data from image as Vector4 array (float normalized) //---------------------------------------------------------------------------------- @@ -328,7 +343,7 @@ Image LoadImageFromMemory(const char *fileType, const unsigned char *fileData, i #if defined(SUPPORT_FILEFORMAT_PSD) || (strcmp(fileType, ".psd") == 0) #endif - ) + ) { #if defined(STBI_REQUIRED) // NOTE: Using stb_image to load images (Supports multiple image formats) @@ -385,19 +400,35 @@ Image LoadImageFromMemory(const char *fileType, const unsigned char *fileData, i } #endif #if defined(SUPPORT_FILEFORMAT_DDS) - else if (strcmp(fileType, ".dds") == 0) image = LoadDDS(fileData, dataSize); + else if (strcmp(fileType, ".dds") == 0) + { + int format = 0; + image.data = rl_load_dds_from_memory(fileData, dataSize, &image.width, &image.height, &image.format, &image.mipmaps); + } #endif #if defined(SUPPORT_FILEFORMAT_PKM) - else if (strcmp(fileType, ".pkm") == 0) image = LoadPKM(fileData, dataSize); + else if (strcmp(fileType, ".pkm") == 0) + { + image.data = rl_load_pkm_from_memory(fileData, dataSize, &image.width, &image.height, &image.format, &image.mipmaps); + } #endif #if defined(SUPPORT_FILEFORMAT_KTX) - else if (strcmp(fileType, ".ktx") == 0) image = LoadKTX(fileData, dataSize); + else if (strcmp(fileType, ".ktx") == 0) + { + image.data = rl_load_ktx_from_memory(fileData, dataSize, &image.width, &image.height, &image.format, &image.mipmaps); + } #endif #if defined(SUPPORT_FILEFORMAT_PVR) - else if (strcmp(fileType, ".pvr") == 0) image = LoadPVR(fileData, dataSize); + else if (strcmp(fileType, ".pvr") == 0) + { + image.data = rl_load_pvr_from_memory(fileData, dataSize, &image.width, &image.height, &image.format, &image.mipmaps); + } #endif #if defined(SUPPORT_FILEFORMAT_ASTC) - else if (strcmp(fileType, ".astc") == 0) image = LoadASTC(fileData, dataSize); + else if (strcmp(fileType, ".astc") == 0) + { + image.data = rl_load_astc_from_memory(fileData, dataSize, &image.width, &image.height, &image.format, &image.mipmaps); + } #endif else TRACELOG(LOG_WARNING, "IMAGE: Data format not supported"); @@ -523,7 +554,10 @@ bool ExportImage(Image image, const char *fileName) } #endif #if defined(SUPPORT_FILEFORMAT_KTX) - else if (IsFileExtension(fileName, ".ktx")) success = SaveKTX(image, fileName); + else if (IsFileExtension(fileName, ".ktx")) + { + success = rl_save_ktx(fileName, image.data, image.width, image.height, image.format, image.mipmaps); + } #endif else if (IsFileExtension(fileName, ".raw")) { @@ -760,6 +794,42 @@ Image GenImageWhiteNoise(int width, int height, float factor) return image; } +// Generate image: perlin noise +Image GenImagePerlinNoise(int width, int height, int offsetX, int offsetY, float scale) +{ + Color *pixels = (Color *)RL_MALLOC(width*height*sizeof(Color)); + + for (int y = 0; y < height; y++) + { + for (int x = 0; x < width; x++) + { + float nx = (float)(x + offsetX)*scale/(float)width; + float ny = (float)(y + offsetY)*scale/(float)height; + + // Typical values to start playing with: + // lacunarity = ~2.0 -- spacing between successive octaves (use exactly 2.0 for wrapping output) + // gain = 0.5 -- relative weighting applied to each successive octave + // octaves = 6 -- number of "octaves" of noise3() to sum + + // NOTE: We need to translate the data from [-1..1] to [0..1] + float p = (stb_perlin_fbm_noise3(nx, ny, 1.0f, 2.0f, 0.5f, 6) + 1.0f)/2.0f; + + int intensity = (int)(p*255.0f); + pixels[y*width + x] = (Color){ intensity, intensity, intensity, 255 }; + } + } + + Image image = { + .data = pixels, + .width = width, + .height = height, + .format = PIXELFORMAT_UNCOMPRESSED_R8G8B8A8, + .mipmaps = 1 + }; + + return image; +} + // Generate image: cellular algorithm. Bigger tileSize means bigger cells Image GenImageCellular(int width, int height, int tileSize) { @@ -1168,8 +1238,8 @@ Image ImageTextEx(Font font, const char *text, float fontSize, float spacing, Co { // Get next codepoint from byte string and glyph index in font int codepointByteCount = 0; - int codepoint = GetCodepoint(&text[i], &codepointByteCount); // WARNING: Module required: rtext - int index = GetGlyphIndex(font, codepoint); // WARNING: Module required: rtext + int codepoint = GetCodepointNext(&text[i], &codepointByteCount); // WARNING: Module required: rtext + int index = GetGlyphIndex(font, codepoint); // WARNING: Module required: rtext // NOTE: Normally we exit the decoding sequence as soon as a bad byte is found (and return 0x3f) // but we need to draw all of the bad bytes using the '?' symbol moving one byte @@ -2646,9 +2716,40 @@ void ImageDrawLineV(Image *dst, Vector2 start, Vector2 end, Color color) } // Draw circle within an image -void ImageDrawCircle(Image *dst, int centerX, int centerY, int radius, Color color) +void ImageDrawCircle(Image* dst, int centerX, int centerY, int radius, Color color) { - int x = 0, y = radius; + int x = 0; + int y = radius; + int decesionParameter = 3 - 2*radius; + + while (y >= x) + { + ImageDrawRectangle(dst, centerX - x, centerY + y, x*2, 1, color); + ImageDrawRectangle(dst, centerX - x, centerY - y, x*2, 1, color); + ImageDrawRectangle(dst, centerX - y, centerY + x, y*2, 1, color); + ImageDrawRectangle(dst, centerX - y, centerY - x, y*2, 1, color); + x++; + + if (decesionParameter > 0) + { + y--; + decesionParameter = decesionParameter + 4*(x - y) + 10; + } + else decesionParameter = decesionParameter + 4*x + 6; + } +} + +// Draw circle within an image (Vector version) +void ImageDrawCircleV(Image* dst, Vector2 center, int radius, Color color) +{ + ImageDrawCircle(dst, (int)center.x, (int)center.y, radius, color); +} + +// Draw circle outline within an image +void ImageDrawCircleLines(Image *dst, int centerX, int centerY, int radius, Color color) +{ + int x = 0; + int y = radius; int decesionParameter = 3 - 2*radius; while (y >= x) @@ -2672,10 +2773,10 @@ void ImageDrawCircle(Image *dst, int centerX, int centerY, int radius, Color col } } -// Draw circle within an image (Vector version) -void ImageDrawCircleV(Image *dst, Vector2 center, int radius, Color color) +// Draw circle outline within an image (Vector version) +void ImageDrawCircleLinesV(Image *dst, Vector2 center, int radius, Color color) { - ImageDrawCircle(dst, (int)center.x, (int)center.y, radius, color); + ImageDrawCircleLines(dst, (int)center.x, (int)center.y, radius, color); } // Draw rectangle within an image @@ -3181,19 +3282,19 @@ void SetTextureWrap(Texture2D texture, int wrap) //------------------------------------------------------------------------------------ // Texture drawing functions //------------------------------------------------------------------------------------ -// Draw a Texture2D +// Draw a texture void DrawTexture(Texture2D texture, int posX, int posY, Color tint) { DrawTextureEx(texture, (Vector2){ (float)posX, (float)posY }, 0.0f, 1.0f, tint); } -// Draw a Texture2D with position defined as Vector2 +// Draw a texture with position defined as Vector2 void DrawTextureV(Texture2D texture, Vector2 position, Color tint) { DrawTextureEx(texture, position, 0, 1.0f, tint); } -// Draw a Texture2D with extended parameters +// Draw a texture with extended parameters void DrawTextureEx(Texture2D texture, Vector2 position, float rotation, float scale, Color tint) { Rectangle source = { 0.0f, 0.0f, (float)texture.width, (float)texture.height }; @@ -3212,104 +3313,6 @@ void DrawTextureRec(Texture2D texture, Rectangle source, Vector2 position, Color DrawTexturePro(texture, source, dest, origin, 0.0f, tint); } -// Draw texture quad with tiling and offset parameters -// NOTE: Tiling and offset should be provided considering normalized texture values [0..1] -// i.e tiling = { 1.0f, 1.0f } refers to all texture, offset = { 0.5f, 0.5f } moves texture origin to center -void DrawTextureQuad(Texture2D texture, Vector2 tiling, Vector2 offset, Rectangle quad, Color tint) -{ - // WARNING: This solution only works if TEXTURE_WRAP_REPEAT is supported, - // NPOT textures supported is required and OpenGL ES 2.0 could not support it - Rectangle source = { offset.x*texture.width, offset.y*texture.height, tiling.x*texture.width, tiling.y*texture.height }; - Vector2 origin = { 0.0f, 0.0f }; - - DrawTexturePro(texture, source, quad, origin, 0.0f, tint); -} - -// Draw part of a texture (defined by a rectangle) with rotation and scale tiled into dest. -// NOTE: For tilling a whole texture DrawTextureQuad() is better -void DrawTextureTiled(Texture2D texture, Rectangle source, Rectangle dest, Vector2 origin, float rotation, float scale, Color tint) -{ - if ((texture.id <= 0) || (scale <= 0.0f)) return; // Wanna see a infinite loop?!...just delete this line! - if ((source.width == 0) || (source.height == 0)) return; - - int tileWidth = (int)(source.width*scale), tileHeight = (int)(source.height*scale); - if ((dest.width < tileWidth) && (dest.height < tileHeight)) - { - // Can fit only one tile - DrawTexturePro(texture, (Rectangle){source.x, source.y, ((float)dest.width/tileWidth)*source.width, ((float)dest.height/tileHeight)*source.height}, - (Rectangle){dest.x, dest.y, dest.width, dest.height}, origin, rotation, tint); - } - else if (dest.width <= tileWidth) - { - // Tiled vertically (one column) - int dy = 0; - for (;dy+tileHeight < dest.height; dy += tileHeight) - { - DrawTexturePro(texture, (Rectangle){source.x, source.y, ((float)dest.width/tileWidth)*source.width, source.height}, (Rectangle){dest.x, dest.y + dy, dest.width, (float)tileHeight}, origin, rotation, tint); - } - - // Fit last tile - if (dy < dest.height) - { - DrawTexturePro(texture, (Rectangle){source.x, source.y, ((float)dest.width/tileWidth)*source.width, ((float)(dest.height - dy)/tileHeight)*source.height}, - (Rectangle){dest.x, dest.y + dy, dest.width, dest.height - dy}, origin, rotation, tint); - } - } - else if (dest.height <= tileHeight) - { - // Tiled horizontally (one row) - int dx = 0; - for (;dx+tileWidth < dest.width; dx += tileWidth) - { - DrawTexturePro(texture, (Rectangle){source.x, source.y, source.width, ((float)dest.height/tileHeight)*source.height}, (Rectangle){dest.x + dx, dest.y, (float)tileWidth, dest.height}, origin, rotation, tint); - } - - // Fit last tile - if (dx < dest.width) - { - DrawTexturePro(texture, (Rectangle){source.x, source.y, ((float)(dest.width - dx)/tileWidth)*source.width, ((float)dest.height/tileHeight)*source.height}, - (Rectangle){dest.x + dx, dest.y, dest.width - dx, dest.height}, origin, rotation, tint); - } - } - else - { - // Tiled both horizontally and vertically (rows and columns) - int dx = 0; - for (;dx+tileWidth < dest.width; dx += tileWidth) - { - int dy = 0; - for (;dy+tileHeight < dest.height; dy += tileHeight) - { - DrawTexturePro(texture, source, (Rectangle){dest.x + dx, dest.y + dy, (float)tileWidth, (float)tileHeight}, origin, rotation, tint); - } - - if (dy < dest.height) - { - DrawTexturePro(texture, (Rectangle){source.x, source.y, source.width, ((float)(dest.height - dy)/tileHeight)*source.height}, - (Rectangle){dest.x + dx, dest.y + dy, (float)tileWidth, dest.height - dy}, origin, rotation, tint); - } - } - - // Fit last column of tiles - if (dx < dest.width) - { - int dy = 0; - for (;dy+tileHeight < dest.height; dy += tileHeight) - { - DrawTexturePro(texture, (Rectangle){source.x, source.y, ((float)(dest.width - dx)/tileWidth)*source.width, source.height}, - (Rectangle){dest.x + dx, dest.y + dy, dest.width - dx, (float)tileHeight}, origin, rotation, tint); - } - - // Draw final tile in the bottom right corner - if (dy < dest.height) - { - DrawTexturePro(texture, (Rectangle){source.x, source.y, ((float)(dest.width - dx)/tileWidth)*source.width, ((float)(dest.height - dy)/tileHeight)*source.height}, - (Rectangle){dest.x + dx, dest.y + dy, dest.width - dx, dest.height - dy}, origin, rotation, tint); - } - } - } -} - // Draw a part of a texture (defined by a rectangle) with 'pro' parameters // NOTE: origin is relative to destination rectangle size void DrawTexturePro(Texture2D texture, Rectangle source, Rectangle dest, Vector2 origin, float rotation, Color tint) @@ -3433,6 +3436,104 @@ void DrawTexturePro(Texture2D texture, Rectangle source, Rectangle dest, Vector2 } } +// Draw texture quad with tiling and offset parameters +// NOTE: Tiling and offset should be provided considering normalized texture values [0..1] +// i.e tiling = { 1.0f, 1.0f } refers to all texture, offset = { 0.5f, 0.5f } moves texture origin to center +void DrawTextureQuad(Texture2D texture, Vector2 tiling, Vector2 offset, Rectangle quad, Color tint) +{ + // WARNING: This solution only works if TEXTURE_WRAP_REPEAT is supported, + // NPOT textures supported is required and OpenGL ES 2.0 could not support it + Rectangle source = { offset.x*texture.width, offset.y*texture.height, tiling.x*texture.width, tiling.y*texture.height }; + Vector2 origin = { 0.0f, 0.0f }; + + DrawTexturePro(texture, source, quad, origin, 0.0f, tint); +} + +// Draw part of a texture (defined by a rectangle) with rotation and scale tiled into dest. +// NOTE: For tilling a whole texture DrawTextureQuad() is better +void DrawTextureTiled(Texture2D texture, Rectangle source, Rectangle dest, Vector2 origin, float rotation, float scale, Color tint) +{ + if ((texture.id <= 0) || (scale <= 0.0f)) return; // Wanna see a infinite loop?!...just delete this line! + if ((source.width == 0) || (source.height == 0)) return; + + int tileWidth = (int)(source.width*scale), tileHeight = (int)(source.height*scale); + if ((dest.width < tileWidth) && (dest.height < tileHeight)) + { + // Can fit only one tile + DrawTexturePro(texture, (Rectangle){source.x, source.y, ((float)dest.width/tileWidth)*source.width, ((float)dest.height/tileHeight)*source.height}, + (Rectangle){dest.x, dest.y, dest.width, dest.height}, origin, rotation, tint); + } + else if (dest.width <= tileWidth) + { + // Tiled vertically (one column) + int dy = 0; + for (;dy+tileHeight < dest.height; dy += tileHeight) + { + DrawTexturePro(texture, (Rectangle){source.x, source.y, ((float)dest.width/tileWidth)*source.width, source.height}, (Rectangle){dest.x, dest.y + dy, dest.width, (float)tileHeight}, origin, rotation, tint); + } + + // Fit last tile + if (dy < dest.height) + { + DrawTexturePro(texture, (Rectangle){source.x, source.y, ((float)dest.width/tileWidth)*source.width, ((float)(dest.height - dy)/tileHeight)*source.height}, + (Rectangle){dest.x, dest.y + dy, dest.width, dest.height - dy}, origin, rotation, tint); + } + } + else if (dest.height <= tileHeight) + { + // Tiled horizontally (one row) + int dx = 0; + for (;dx+tileWidth < dest.width; dx += tileWidth) + { + DrawTexturePro(texture, (Rectangle){source.x, source.y, source.width, ((float)dest.height/tileHeight)*source.height}, (Rectangle){dest.x + dx, dest.y, (float)tileWidth, dest.height}, origin, rotation, tint); + } + + // Fit last tile + if (dx < dest.width) + { + DrawTexturePro(texture, (Rectangle){source.x, source.y, ((float)(dest.width - dx)/tileWidth)*source.width, ((float)dest.height/tileHeight)*source.height}, + (Rectangle){dest.x + dx, dest.y, dest.width - dx, dest.height}, origin, rotation, tint); + } + } + else + { + // Tiled both horizontally and vertically (rows and columns) + int dx = 0; + for (;dx+tileWidth < dest.width; dx += tileWidth) + { + int dy = 0; + for (;dy+tileHeight < dest.height; dy += tileHeight) + { + DrawTexturePro(texture, source, (Rectangle){dest.x + dx, dest.y + dy, (float)tileWidth, (float)tileHeight}, origin, rotation, tint); + } + + if (dy < dest.height) + { + DrawTexturePro(texture, (Rectangle){source.x, source.y, source.width, ((float)(dest.height - dy)/tileHeight)*source.height}, + (Rectangle){dest.x + dx, dest.y + dy, (float)tileWidth, dest.height - dy}, origin, rotation, tint); + } + } + + // Fit last column of tiles + if (dx < dest.width) + { + int dy = 0; + for (;dy+tileHeight < dest.height; dy += tileHeight) + { + DrawTexturePro(texture, (Rectangle){source.x, source.y, ((float)(dest.width - dx)/tileWidth)*source.width, source.height}, + (Rectangle){dest.x + dx, dest.y + dy, dest.width - dx, (float)tileHeight}, origin, rotation, tint); + } + + // Draw final tile in the bottom right corner + if (dy < dest.height) + { + DrawTexturePro(texture, (Rectangle){source.x, source.y, ((float)(dest.width - dx)/tileWidth)*source.width, ((float)(dest.height - dy)/tileHeight)*source.height}, + (Rectangle){dest.x + dx, dest.y + dy, dest.width - dx, dest.height - dy}, origin, rotation, tint); + } + } + } +} + // Draws a texture (or part of it) that stretches or shrinks nicely using n-patch info void DrawTextureNPatch(Texture2D texture, NPatchInfo nPatchInfo, Rectangle dest, Vector2 origin, float rotation, Color tint) { @@ -4065,678 +4166,6 @@ int GetPixelDataSize(int width, int height, int format) //---------------------------------------------------------------------------------- // Module specific Functions Definition //---------------------------------------------------------------------------------- -#if defined(SUPPORT_FILEFORMAT_DDS) -// Loading DDS image data (compressed or uncompressed) -static Image LoadDDS(const unsigned char *fileData, unsigned int fileSize) -{ - unsigned char *fileDataPtr = (unsigned char *)fileData; - - // Required extension: - // GL_EXT_texture_compression_s3tc - - // Supported tokens (defined by extensions) - // GL_COMPRESSED_RGB_S3TC_DXT1_EXT 0x83F0 - // GL_COMPRESSED_RGBA_S3TC_DXT1_EXT 0x83F1 - // GL_COMPRESSED_RGBA_S3TC_DXT3_EXT 0x83F2 - // GL_COMPRESSED_RGBA_S3TC_DXT5_EXT 0x83F3 - - #define FOURCC_DXT1 0x31545844 // Equivalent to "DXT1" in ASCII - #define FOURCC_DXT3 0x33545844 // Equivalent to "DXT3" in ASCII - #define FOURCC_DXT5 0x35545844 // Equivalent to "DXT5" in ASCII - - // DDS Pixel Format - typedef struct { - unsigned int size; - unsigned int flags; - unsigned int fourCC; - unsigned int rgbBitCount; - unsigned int rBitMask; - unsigned int gBitMask; - unsigned int bBitMask; - unsigned int aBitMask; - } DDSPixelFormat; - - // DDS Header (124 bytes) - typedef struct { - unsigned int size; - unsigned int flags; - unsigned int height; - unsigned int width; - unsigned int pitchOrLinearSize; - unsigned int depth; - unsigned int mipmapCount; - unsigned int reserved1[11]; - DDSPixelFormat ddspf; - unsigned int caps; - unsigned int caps2; - unsigned int caps3; - unsigned int caps4; - unsigned int reserved2; - } DDSHeader; - - Image image = { 0 }; - - if (fileDataPtr != NULL) - { - // Verify the type of file - unsigned char *ddsHeaderId = fileDataPtr; - fileDataPtr += 4; - - if ((ddsHeaderId[0] != 'D') || (ddsHeaderId[1] != 'D') || (ddsHeaderId[2] != 'S') || (ddsHeaderId[3] != ' ')) - { - TRACELOG(LOG_WARNING, "IMAGE: DDS file data not valid"); - } - else - { - DDSHeader *ddsHeader = (DDSHeader *)fileDataPtr; - - TRACELOGD("IMAGE: DDS file data info:"); - TRACELOGD(" > Header size: %i", sizeof(DDSHeader)); - TRACELOGD(" > Pixel format size: %i", ddsHeader->ddspf.size); - TRACELOGD(" > Pixel format flags: 0x%x", ddsHeader->ddspf.flags); - TRACELOGD(" > File format: 0x%x", ddsHeader->ddspf.fourCC); - TRACELOGD(" > File bit count: 0x%x", ddsHeader->ddspf.rgbBitCount); - - fileDataPtr += sizeof(DDSHeader); // Skip header - - image.width = ddsHeader->width; - image.height = ddsHeader->height; - - if (ddsHeader->mipmapCount == 0) image.mipmaps = 1; // Parameter not used - else image.mipmaps = ddsHeader->mipmapCount; - - if (ddsHeader->ddspf.rgbBitCount == 16) // 16bit mode, no compressed - { - if (ddsHeader->ddspf.flags == 0x40) // no alpha channel - { - int dataSize = image.width*image.height*sizeof(unsigned short); - image.data = (unsigned short *)RL_MALLOC(dataSize); - - memcpy(image.data, fileDataPtr, dataSize); - - image.format = PIXELFORMAT_UNCOMPRESSED_R5G6B5; - } - else if (ddsHeader->ddspf.flags == 0x41) // with alpha channel - { - if (ddsHeader->ddspf.aBitMask == 0x8000) // 1bit alpha - { - int dataSize = image.width*image.height*sizeof(unsigned short); - image.data = (unsigned short *)RL_MALLOC(dataSize); - - memcpy(image.data, fileDataPtr, dataSize); - - unsigned char alpha = 0; - - // NOTE: Data comes as A1R5G5B5, it must be reordered to R5G5B5A1 - for (int i = 0; i < image.width*image.height; i++) - { - alpha = ((unsigned short *)image.data)[i] >> 15; - ((unsigned short *)image.data)[i] = ((unsigned short *)image.data)[i] << 1; - ((unsigned short *)image.data)[i] += alpha; - } - - image.format = PIXELFORMAT_UNCOMPRESSED_R5G5B5A1; - } - else if (ddsHeader->ddspf.aBitMask == 0xf000) // 4bit alpha - { - int dataSize = image.width*image.height*sizeof(unsigned short); - image.data = (unsigned short *)RL_MALLOC(dataSize); - - memcpy(image.data, fileDataPtr, dataSize); - - unsigned char alpha = 0; - - // NOTE: Data comes as A4R4G4B4, it must be reordered R4G4B4A4 - for (int i = 0; i < image.width*image.height; i++) - { - alpha = ((unsigned short *)image.data)[i] >> 12; - ((unsigned short *)image.data)[i] = ((unsigned short *)image.data)[i] << 4; - ((unsigned short *)image.data)[i] += alpha; - } - - image.format = PIXELFORMAT_UNCOMPRESSED_R4G4B4A4; - } - } - } - else if (ddsHeader->ddspf.flags == 0x40 && ddsHeader->ddspf.rgbBitCount == 24) // DDS_RGB, no compressed - { - int dataSize = image.width*image.height*3*sizeof(unsigned char); - image.data = (unsigned short *)RL_MALLOC(dataSize); - - memcpy(image.data, fileDataPtr, dataSize); - - image.format = PIXELFORMAT_UNCOMPRESSED_R8G8B8; - } - else if (ddsHeader->ddspf.flags == 0x41 && ddsHeader->ddspf.rgbBitCount == 32) // DDS_RGBA, no compressed - { - int dataSize = image.width*image.height*4*sizeof(unsigned char); - image.data = (unsigned short *)RL_MALLOC(dataSize); - - memcpy(image.data, fileDataPtr, dataSize); - - unsigned char blue = 0; - - // NOTE: Data comes as A8R8G8B8, it must be reordered R8G8B8A8 (view next comment) - // DirecX understand ARGB as a 32bit DWORD but the actual memory byte alignment is BGRA - // So, we must realign B8G8R8A8 to R8G8B8A8 - for (int i = 0; i < image.width*image.height*4; i += 4) - { - blue = ((unsigned char *)image.data)[i]; - ((unsigned char *)image.data)[i] = ((unsigned char *)image.data)[i + 2]; - ((unsigned char *)image.data)[i + 2] = blue; - } - - image.format = PIXELFORMAT_UNCOMPRESSED_R8G8B8A8; - } - else if (((ddsHeader->ddspf.flags == 0x04) || (ddsHeader->ddspf.flags == 0x05)) && (ddsHeader->ddspf.fourCC > 0)) // Compressed - { - int dataSize = 0; - - // Calculate data size, including all mipmaps - if (ddsHeader->mipmapCount > 1) dataSize = ddsHeader->pitchOrLinearSize*2; - else dataSize = ddsHeader->pitchOrLinearSize; - - image.data = (unsigned char *)RL_MALLOC(dataSize*sizeof(unsigned char)); - - memcpy(image.data, fileDataPtr, dataSize); - - switch (ddsHeader->ddspf.fourCC) - { - case FOURCC_DXT1: - { - if (ddsHeader->ddspf.flags == 0x04) image.format = PIXELFORMAT_COMPRESSED_DXT1_RGB; - else image.format = PIXELFORMAT_COMPRESSED_DXT1_RGBA; - } break; - case FOURCC_DXT3: image.format = PIXELFORMAT_COMPRESSED_DXT3_RGBA; break; - case FOURCC_DXT5: image.format = PIXELFORMAT_COMPRESSED_DXT5_RGBA; break; - default: break; - } - } - } - } - - return image; -} -#endif - -#if defined(SUPPORT_FILEFORMAT_PKM) -// Loading PKM image data (ETC1/ETC2 compression) -// NOTE: KTX is the standard Khronos Group compression format (ETC1/ETC2, mipmaps) -// PKM is a much simpler file format used mainly to contain a single ETC1/ETC2 compressed image (no mipmaps) -static Image LoadPKM(const unsigned char *fileData, unsigned int fileSize) -{ - unsigned char *fileDataPtr = (unsigned char *)fileData; - - // Required extensions: - // GL_OES_compressed_ETC1_RGB8_texture (ETC1) (OpenGL ES 2.0) - // GL_ARB_ES3_compatibility (ETC2/EAC) (OpenGL ES 3.0) - - // Supported tokens (defined by extensions) - // GL_ETC1_RGB8_OES 0x8D64 - // GL_COMPRESSED_RGB8_ETC2 0x9274 - // GL_COMPRESSED_RGBA8_ETC2_EAC 0x9278 - - // PKM file (ETC1) Header (16 bytes) - typedef struct { - char id[4]; // "PKM " - char version[2]; // "10" or "20" - unsigned short format; // Data format (big-endian) (Check list below) - unsigned short width; // Texture width (big-endian) (origWidth rounded to multiple of 4) - unsigned short height; // Texture height (big-endian) (origHeight rounded to multiple of 4) - unsigned short origWidth; // Original width (big-endian) - unsigned short origHeight; // Original height (big-endian) - } PKMHeader; - - // Formats list - // version 10: format: 0=ETC1_RGB, [1=ETC1_RGBA, 2=ETC1_RGB_MIP, 3=ETC1_RGBA_MIP] (not used) - // version 20: format: 0=ETC1_RGB, 1=ETC2_RGB, 2=ETC2_RGBA_OLD, 3=ETC2_RGBA, 4=ETC2_RGBA1, 5=ETC2_R, 6=ETC2_RG, 7=ETC2_SIGNED_R, 8=ETC2_SIGNED_R - - // NOTE: The extended width and height are the widths rounded up to a multiple of 4. - // NOTE: ETC is always 4bit per pixel (64 bit for each 4x4 block of pixels) - - Image image = { 0 }; - - if (fileDataPtr != NULL) - { - PKMHeader *pkmHeader = (PKMHeader *)fileDataPtr; - - if ((pkmHeader->id[0] != 'P') || (pkmHeader->id[1] != 'K') || (pkmHeader->id[2] != 'M') || (pkmHeader->id[3] != ' ')) - { - TRACELOG(LOG_WARNING, "IMAGE: PKM file data not valid"); - } - else - { - fileDataPtr += sizeof(PKMHeader); // Skip header - - // NOTE: format, width and height come as big-endian, data must be swapped to little-endian - pkmHeader->format = ((pkmHeader->format & 0x00FF) << 8) | ((pkmHeader->format & 0xFF00) >> 8); - pkmHeader->width = ((pkmHeader->width & 0x00FF) << 8) | ((pkmHeader->width & 0xFF00) >> 8); - pkmHeader->height = ((pkmHeader->height & 0x00FF) << 8) | ((pkmHeader->height & 0xFF00) >> 8); - - TRACELOGD("IMAGE: PKM file data info:"); - TRACELOGD(" > Image width: %i", pkmHeader->width); - TRACELOGD(" > Image height: %i", pkmHeader->height); - TRACELOGD(" > Image format: %i", pkmHeader->format); - - image.width = pkmHeader->width; - image.height = pkmHeader->height; - image.mipmaps = 1; - - int bpp = 4; - if (pkmHeader->format == 3) bpp = 8; - - int dataSize = image.width*image.height*bpp/8; // Total data size in bytes - - image.data = (unsigned char *)RL_MALLOC(dataSize*sizeof(unsigned char)); - - memcpy(image.data, fileDataPtr, dataSize); - - if (pkmHeader->format == 0) image.format = PIXELFORMAT_COMPRESSED_ETC1_RGB; - else if (pkmHeader->format == 1) image.format = PIXELFORMAT_COMPRESSED_ETC2_RGB; - else if (pkmHeader->format == 3) image.format = PIXELFORMAT_COMPRESSED_ETC2_EAC_RGBA; - } - } - - return image; -} -#endif - -#if defined(SUPPORT_FILEFORMAT_KTX) -// Load KTX compressed image data (ETC1/ETC2 compression) -// TODO: Review KTX loading, many things changed! -static Image LoadKTX(const unsigned char *fileData, unsigned int fileSize) -{ - unsigned char *fileDataPtr = (unsigned char *)fileData; - - // Required extensions: - // GL_OES_compressed_ETC1_RGB8_texture (ETC1) - // GL_ARB_ES3_compatibility (ETC2/EAC) - - // Supported tokens (defined by extensions) - // GL_ETC1_RGB8_OES 0x8D64 - // GL_COMPRESSED_RGB8_ETC2 0x9274 - // GL_COMPRESSED_RGBA8_ETC2_EAC 0x9278 - - // KTX file Header (64 bytes) - // v1.1 - https://www.khronos.org/opengles/sdk/tools/KTX/file_format_spec/ - // v2.0 - http://github.khronos.org/KTX-Specification/ - - // TODO: Support KTX 2.2 specs! - - typedef struct { - char id[12]; // Identifier: "«KTX 11»\r\n\x1A\n" - unsigned int endianness; // Little endian: 0x01 0x02 0x03 0x04 - unsigned int glType; // For compressed textures, glType must equal 0 - unsigned int glTypeSize; // For compressed texture data, usually 1 - unsigned int glFormat; // For compressed textures is 0 - unsigned int glInternalFormat; // Compressed internal format - unsigned int glBaseInternalFormat; // Same as glFormat (RGB, RGBA, ALPHA...) - unsigned int width; // Texture image width in pixels - unsigned int height; // Texture image height in pixels - unsigned int depth; // For 2D textures is 0 - unsigned int elements; // Number of array elements, usually 0 - unsigned int faces; // Cubemap faces, for no-cubemap = 1 - unsigned int mipmapLevels; // Non-mipmapped textures = 1 - unsigned int keyValueDataSize; // Used to encode any arbitrary data... - } KTXHeader; - - // NOTE: Before start of every mipmap data block, we have: unsigned int dataSize - - Image image = { 0 }; - - if (fileDataPtr != NULL) - { - KTXHeader *ktxHeader = (KTXHeader *)fileDataPtr; - - if ((ktxHeader->id[1] != 'K') || (ktxHeader->id[2] != 'T') || (ktxHeader->id[3] != 'X') || - (ktxHeader->id[4] != ' ') || (ktxHeader->id[5] != '1') || (ktxHeader->id[6] != '1')) - { - TRACELOG(LOG_WARNING, "IMAGE: KTX file data not valid"); - } - else - { - fileDataPtr += sizeof(KTXHeader); // Move file data pointer - - image.width = ktxHeader->width; - image.height = ktxHeader->height; - image.mipmaps = ktxHeader->mipmapLevels; - - TRACELOGD("IMAGE: KTX file data info:"); - TRACELOGD(" > Image width: %i", ktxHeader->width); - TRACELOGD(" > Image height: %i", ktxHeader->height); - TRACELOGD(" > Image format: 0x%x", ktxHeader->glInternalFormat); - - fileDataPtr += ktxHeader->keyValueDataSize; // Skip value data size - - int dataSize = ((int *)fileDataPtr)[0]; - fileDataPtr += sizeof(int); - - image.data = (unsigned char *)RL_MALLOC(dataSize*sizeof(unsigned char)); - - memcpy(image.data, fileDataPtr, dataSize); - - if (ktxHeader->glInternalFormat == 0x8D64) image.format = PIXELFORMAT_COMPRESSED_ETC1_RGB; - else if (ktxHeader->glInternalFormat == 0x9274) image.format = PIXELFORMAT_COMPRESSED_ETC2_RGB; - else if (ktxHeader->glInternalFormat == 0x9278) image.format = PIXELFORMAT_COMPRESSED_ETC2_EAC_RGBA; - - // TODO: Support uncompressed data formats? Right now it returns format = 0! - } - } - - return image; -} - -// Save image data as KTX file -// NOTE: By default KTX 1.1 spec is used, 2.0 is still on draft (01Oct2018) -// TODO: Review KTX saving, many things changed! -static int SaveKTX(Image image, const char *fileName) -{ - // KTX file Header (64 bytes) - // v1.1 - https://www.khronos.org/opengles/sdk/tools/KTX/file_format_spec/ - // v2.0 - http://github.khronos.org/KTX-Specification/ - Final specs by 2021-04-18 - typedef struct { - char id[12]; // Identifier: "«KTX 11»\r\n\x1A\n" // KTX 2.0: "«KTX 22»\r\n\x1A\n" - unsigned int endianness; // Little endian: 0x01 0x02 0x03 0x04 - unsigned int glType; // For compressed textures, glType must equal 0 - unsigned int glTypeSize; // For compressed texture data, usually 1 - unsigned int glFormat; // For compressed textures is 0 - unsigned int glInternalFormat; // Compressed internal format - unsigned int glBaseInternalFormat; // Same as glFormat (RGB, RGBA, ALPHA...) // KTX 2.0: UInt32 vkFormat - unsigned int width; // Texture image width in pixels - unsigned int height; // Texture image height in pixels - unsigned int depth; // For 2D textures is 0 - unsigned int elements; // Number of array elements, usually 0 - unsigned int faces; // Cubemap faces, for no-cubemap = 1 - unsigned int mipmapLevels; // Non-mipmapped textures = 1 - unsigned int keyValueDataSize; // Used to encode any arbitrary data... // KTX 2.0: UInt32 levelOrder - ordering of the mipmap levels, usually 0 - // KTX 2.0: UInt32 supercompressionScheme - 0 (None), 1 (Crunch CRN), 2 (Zlib DEFLATE)... - // KTX 2.0 defines additional header elements... - } KTXHeader; - - // Calculate file dataSize required - int dataSize = sizeof(KTXHeader); - - for (int i = 0, width = image.width, height = image.height; i < image.mipmaps; i++) - { - dataSize += GetPixelDataSize(width, height, image.format); - width /= 2; height /= 2; - } - - unsigned char *fileData = RL_CALLOC(dataSize, 1); - unsigned char *fileDataPtr = fileData; - - KTXHeader ktxHeader = { 0 }; - - // KTX identifier (v1.1) - //unsigned char id[12] = { '«', 'K', 'T', 'X', ' ', '1', '1', '»', '\r', '\n', '\x1A', '\n' }; - //unsigned char id[12] = { 0xAB, 0x4B, 0x54, 0x58, 0x20, 0x31, 0x31, 0xBB, 0x0D, 0x0A, 0x1A, 0x0A }; - - const char ktxIdentifier[12] = { 0xAB, 'K', 'T', 'X', ' ', '1', '1', 0xBB, '\r', '\n', 0x1A, '\n' }; - - // Get the image header - memcpy(ktxHeader.id, ktxIdentifier, 12); // KTX 1.1 signature - ktxHeader.endianness = 0; - ktxHeader.glType = 0; // Obtained from image.format - ktxHeader.glTypeSize = 1; - ktxHeader.glFormat = 0; // Obtained from image.format - ktxHeader.glInternalFormat = 0; // Obtained from image.format - ktxHeader.glBaseInternalFormat = 0; - ktxHeader.width = image.width; - ktxHeader.height = image.height; - ktxHeader.depth = 0; - ktxHeader.elements = 0; - ktxHeader.faces = 1; - ktxHeader.mipmapLevels = image.mipmaps; // If it was 0, it means mipmaps should be generated on loading (not for compressed formats) - ktxHeader.keyValueDataSize = 0; // No extra data after the header - - rlGetGlTextureFormats(image.format, &ktxHeader.glInternalFormat, &ktxHeader.glFormat, &ktxHeader.glType); // rlgl module function - ktxHeader.glBaseInternalFormat = ktxHeader.glFormat; // KTX 1.1 only - - // NOTE: We can save into a .ktx all PixelFormats supported by raylib, including compressed formats like DXT, ETC or ASTC - - if (ktxHeader.glFormat == -1) TRACELOG(LOG_WARNING, "IMAGE: GL format not supported for KTX export (%i)", ktxHeader.glFormat); - else - { - memcpy(fileDataPtr, &ktxHeader, sizeof(KTXHeader)); - fileDataPtr += sizeof(KTXHeader); - - int width = image.width; - int height = image.height; - int dataOffset = 0; - - // Save all mipmaps data - for (int i = 0; i < image.mipmaps; i++) - { - unsigned int dataSize = GetPixelDataSize(width, height, image.format); - - memcpy(fileDataPtr, &dataSize, sizeof(unsigned int)); - memcpy(fileDataPtr + 4, (unsigned char *)image.data + dataOffset, dataSize); - - width /= 2; - height /= 2; - dataOffset += dataSize; - fileDataPtr += (4 + dataSize); - } - } - - int success = SaveFileData(fileName, fileData, dataSize); - - RL_FREE(fileData); // Free file data buffer - - // If all data has been written correctly to file, success = 1 - return success; -} -#endif - -#if defined(SUPPORT_FILEFORMAT_PVR) -// Loading PVR image data (uncompressed or PVRT compression) -// NOTE: PVR v2 not supported, use PVR v3 instead -static Image LoadPVR(const unsigned char *fileData, unsigned int fileSize) -{ - unsigned char *fileDataPtr = (unsigned char *)fileData; - - // Required extension: - // GL_IMG_texture_compression_pvrtc - - // Supported tokens (defined by extensions) - // GL_COMPRESSED_RGB_PVRTC_4BPPV1_IMG 0x8C00 - // GL_COMPRESSED_RGBA_PVRTC_4BPPV1_IMG 0x8C02 - -#if 0 // Not used... - // PVR file v2 Header (52 bytes) - typedef struct { - unsigned int headerLength; - unsigned int height; - unsigned int width; - unsigned int numMipmaps; - unsigned int flags; - unsigned int dataLength; - unsigned int bpp; - unsigned int bitmaskRed; - unsigned int bitmaskGreen; - unsigned int bitmaskBlue; - unsigned int bitmaskAlpha; - unsigned int pvrTag; - unsigned int numSurfs; - } PVRHeaderV2; -#endif - - // PVR file v3 Header (52 bytes) - // NOTE: After it could be metadata (15 bytes?) - typedef struct { - char id[4]; - unsigned int flags; - unsigned char channels[4]; // pixelFormat high part - unsigned char channelDepth[4]; // pixelFormat low part - unsigned int colorSpace; - unsigned int channelType; - unsigned int height; - unsigned int width; - unsigned int depth; - unsigned int numSurfaces; - unsigned int numFaces; - unsigned int numMipmaps; - unsigned int metaDataSize; - } PVRHeaderV3; - -#if 0 // Not used... - // Metadata (usually 15 bytes) - typedef struct { - unsigned int devFOURCC; - unsigned int key; - unsigned int dataSize; // Not used? - unsigned char *data; // Not used? - } PVRMetadata; -#endif - - Image image = { 0 }; - - if (fileDataPtr != NULL) - { - // Check PVR image version - unsigned char pvrVersion = fileDataPtr[0]; - - // Load different PVR data formats - if (pvrVersion == 0x50) - { - PVRHeaderV3 *pvrHeader = (PVRHeaderV3 *)fileDataPtr; - - if ((pvrHeader->id[0] != 'P') || (pvrHeader->id[1] != 'V') || (pvrHeader->id[2] != 'R') || (pvrHeader->id[3] != 3)) - { - TRACELOG(LOG_WARNING, "IMAGE: PVR file data not valid"); - } - else - { - fileDataPtr += sizeof(PVRHeaderV3); // Skip header - - image.width = pvrHeader->width; - image.height = pvrHeader->height; - image.mipmaps = pvrHeader->numMipmaps; - - // Check data format - if (((pvrHeader->channels[0] == 'l') && (pvrHeader->channels[1] == 0)) && (pvrHeader->channelDepth[0] == 8)) image.format = PIXELFORMAT_UNCOMPRESSED_GRAYSCALE; - else if (((pvrHeader->channels[0] == 'l') && (pvrHeader->channels[1] == 'a')) && ((pvrHeader->channelDepth[0] == 8) && (pvrHeader->channelDepth[1] == 8))) image.format = PIXELFORMAT_UNCOMPRESSED_GRAY_ALPHA; - else if ((pvrHeader->channels[0] == 'r') && (pvrHeader->channels[1] == 'g') && (pvrHeader->channels[2] == 'b')) - { - if (pvrHeader->channels[3] == 'a') - { - if ((pvrHeader->channelDepth[0] == 5) && (pvrHeader->channelDepth[1] == 5) && (pvrHeader->channelDepth[2] == 5) && (pvrHeader->channelDepth[3] == 1)) image.format = PIXELFORMAT_UNCOMPRESSED_R5G5B5A1; - else if ((pvrHeader->channelDepth[0] == 4) && (pvrHeader->channelDepth[1] == 4) && (pvrHeader->channelDepth[2] == 4) && (pvrHeader->channelDepth[3] == 4)) image.format = PIXELFORMAT_UNCOMPRESSED_R4G4B4A4; - else if ((pvrHeader->channelDepth[0] == 8) && (pvrHeader->channelDepth[1] == 8) && (pvrHeader->channelDepth[2] == 8) && (pvrHeader->channelDepth[3] == 8)) image.format = PIXELFORMAT_UNCOMPRESSED_R8G8B8A8; - } - else if (pvrHeader->channels[3] == 0) - { - if ((pvrHeader->channelDepth[0] == 5) && (pvrHeader->channelDepth[1] == 6) && (pvrHeader->channelDepth[2] == 5)) image.format = PIXELFORMAT_UNCOMPRESSED_R5G6B5; - else if ((pvrHeader->channelDepth[0] == 8) && (pvrHeader->channelDepth[1] == 8) && (pvrHeader->channelDepth[2] == 8)) image.format = PIXELFORMAT_UNCOMPRESSED_R8G8B8; - } - } - else if (pvrHeader->channels[0] == 2) image.format = PIXELFORMAT_COMPRESSED_PVRT_RGB; - else if (pvrHeader->channels[0] == 3) image.format = PIXELFORMAT_COMPRESSED_PVRT_RGBA; - - fileDataPtr += pvrHeader->metaDataSize; // Skip meta data header - - // Calculate data size (depends on format) - int bpp = 0; - switch (image.format) - { - case PIXELFORMAT_UNCOMPRESSED_GRAYSCALE: bpp = 8; break; - case PIXELFORMAT_UNCOMPRESSED_GRAY_ALPHA: - case PIXELFORMAT_UNCOMPRESSED_R5G5B5A1: - case PIXELFORMAT_UNCOMPRESSED_R5G6B5: - case PIXELFORMAT_UNCOMPRESSED_R4G4B4A4: bpp = 16; break; - case PIXELFORMAT_UNCOMPRESSED_R8G8B8A8: bpp = 32; break; - case PIXELFORMAT_UNCOMPRESSED_R8G8B8: bpp = 24; break; - case PIXELFORMAT_COMPRESSED_PVRT_RGB: - case PIXELFORMAT_COMPRESSED_PVRT_RGBA: bpp = 4; break; - default: break; - } - - int dataSize = image.width*image.height*bpp/8; // Total data size in bytes - image.data = (unsigned char *)RL_MALLOC(dataSize*sizeof(unsigned char)); - - memcpy(image.data, fileDataPtr, dataSize); - } - } - else if (pvrVersion == 52) TRACELOG(LOG_INFO, "IMAGE: PVRv2 format not supported, update your files to PVRv3"); - } - - return image; -} -#endif - -#if defined(SUPPORT_FILEFORMAT_ASTC) -// Load ASTC compressed image data (ASTC compression) -static Image LoadASTC(const unsigned char *fileData, unsigned int fileSize) -{ - unsigned char *fileDataPtr = (unsigned char *)fileData; - - // Required extensions: - // GL_KHR_texture_compression_astc_hdr - // GL_KHR_texture_compression_astc_ldr - - // Supported tokens (defined by extensions) - // GL_COMPRESSED_RGBA_ASTC_4x4_KHR 0x93b0 - // GL_COMPRESSED_RGBA_ASTC_8x8_KHR 0x93b7 - - // ASTC file Header (16 bytes) - typedef struct { - unsigned char id[4]; // Signature: 0x13 0xAB 0xA1 0x5C - unsigned char blockX; // Block X dimensions - unsigned char blockY; // Block Y dimensions - unsigned char blockZ; // Block Z dimensions (1 for 2D images) - unsigned char width[3]; // Image width in pixels (24bit value) - unsigned char height[3]; // Image height in pixels (24bit value) - unsigned char length[3]; // Image Z-size (1 for 2D images) - } ASTCHeader; - - Image image = { 0 }; - - if (fileDataPtr != NULL) - { - ASTCHeader *astcHeader = (ASTCHeader *)fileDataPtr; - - if ((astcHeader->id[3] != 0x5c) || (astcHeader->id[2] != 0xa1) || (astcHeader->id[1] != 0xab) || (astcHeader->id[0] != 0x13)) - { - TRACELOG(LOG_WARNING, "IMAGE: ASTC file data not valid"); - } - else - { - fileDataPtr += sizeof(ASTCHeader); // Skip header - - // NOTE: Assuming Little Endian (could it be wrong?) - image.width = 0x00000000 | ((int)astcHeader->width[2] << 16) | ((int)astcHeader->width[1] << 8) | ((int)astcHeader->width[0]); - image.height = 0x00000000 | ((int)astcHeader->height[2] << 16) | ((int)astcHeader->height[1] << 8) | ((int)astcHeader->height[0]); - - TRACELOGD("IMAGE: ASTC file data info:"); - TRACELOGD(" > Image width: %i", image.width); - TRACELOGD(" > Image height: %i", image.height); - TRACELOGD(" > Image blocks: %ix%i", astcHeader->blockX, astcHeader->blockY); - - image.mipmaps = 1; // NOTE: ASTC format only contains one mipmap level - - // NOTE: Each block is always stored in 128bit so we can calculate the bpp - int bpp = 128/(astcHeader->blockX*astcHeader->blockY); - - // NOTE: Currently we only support 2 blocks configurations: 4x4 and 8x8 - if ((bpp == 8) || (bpp == 2)) - { - int dataSize = image.width*image.height*bpp/8; // Data size in bytes - - image.data = (unsigned char *)RL_MALLOC(dataSize*sizeof(unsigned char)); - - memcpy(image.data, fileDataPtr, dataSize); - - if (bpp == 8) image.format = PIXELFORMAT_COMPRESSED_ASTC_4x4_RGBA; - else if (bpp == 2) image.format = PIXELFORMAT_COMPRESSED_ASTC_8x8_RGBA; - } - else TRACELOG(LOG_WARNING, "IMAGE: ASTC block size configuration not supported"); - } - } - - return image; -} -#endif - // Get pixel data from image as Vector4 array (float normalized) static Vector4 *LoadImageDataNormalized(Image image) {