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Set correct includes for ES3 support, fix GL_HALF_FLOAT with custom define

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This commit is contained in:
Manuel 2023-09-03 23:24:20 +02:00
parent c147ab51c9
commit c49dbac134
3 changed files with 22 additions and 8 deletions
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4
cmake/LibraryConfigurations.cmake
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@ -58,7 +58,9 @@ if (${PLATFORM} MATCHES "Desktop")
elseif (${PLATFORM} MATCHES "Web")
set(PLATFORM_CPP "PLATFORM_WEB")
set(GRAPHICS "GRAPHICS_API_OPENGL_ES2")
if(NOT DEFINED GRAPHICS)
set(GRAPHICS "GRAPHICS_API_OPENGL_ES2")
endif()
set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -s USE_GLFW=3 -s ASSERTIONS=1 --profiling")
set(CMAKE_STATIC_LIBRARY_SUFFIX ".a")

8
src/rcore.c
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@ -290,8 +290,12 @@
#endif
#if defined(PLATFORM_WEB)
#define GLFW_INCLUDE_ES2 // GLFW3: Enable OpenGL ES 2.0 (translated to WebGL)
//#define GLFW_INCLUDE_ES3 // GLFW3: Enable OpenGL ES 3.0 (transalted to WebGL2?)
#if defined(GRAPHICS_API_OPENGL_ES3)
#define GLFW_INCLUDE_ES3 // GLFW3: Enable OpenGL ES 3.0 (transalted to WebGL2?)
#else
#define GLFW_INCLUDE_ES2 // GLFW3: Enable OpenGL ES 2.0 (translated to WebGL)
#endif
#include "GLFW/glfw3.h" // GLFW3: Windows, OpenGL context and Input management
#include <sys/time.h> // Required for: timespec, nanosleep(), select() - POSIX

18
src/rlgl.h
View File

@ -799,8 +799,11 @@ RLAPI void rlLoadDrawQuad(void); // Load and draw a quad
#define GLAD_GL_IMPLEMENTATION
#include "external/glad.h" // GLAD extensions loading library, includes OpenGL headers
#endif
#if defined(GRAPHICS_API_OPENGL_ES2)
#if defined(GRAPHICS_API_OPENGL_ES3) && defined(PLATFORM_WEB)
#include <GLES3/gl3.h>
//#include "external/glad_gles3.h"
#endif
#if defined(GRAPHICS_API_OPENGL_ES2) //&& !defined(GRAPHICS_API_OPENGL_ES3)
// NOTE: OpenGL ES 2.0 can be enabled on PLATFORM_DESKTOP,
// in that case, functions are loaded from a custom glad for OpenGL ES 2.0
#if defined(PLATFORM_DESKTOP)
@ -897,8 +900,10 @@ RLAPI void rlLoadDrawQuad(void); // Load and draw a quad
#if defined(GRAPHICS_API_OPENGL_ES2)
#define glClearDepth glClearDepthf
#define GL_READ_FRAMEBUFFER GL_FRAMEBUFFER
#define GL_DRAW_FRAMEBUFFER GL_FRAMEBUFFER
#if !defined(GRAPHICS_API_OPENGL_ES3) //These macros are defined in gl3.h
#define GL_READ_FRAMEBUFFER GL_FRAMEBUFFER
#define GL_DRAW_FRAMEBUFFER GL_FRAMEBUFFER
#endif
#endif
// Default shader vertex attribute names to set location points
@ -1037,7 +1042,7 @@ typedef void *(*rlglLoadProc)(const char *name); // OpenGL extension functions
static rlglData RLGL = { 0 };
#endif // GRAPHICS_API_OPENGL_33 || GRAPHICS_API_OPENGL_ES2
#if defined(GRAPHICS_API_OPENGL_ES2)
#if defined(GRAPHICS_API_OPENGL_ES2) && !(defined(GRAPHICS_API_OPENGL_ES3) && defined(PLATFORM_WEB)) //ES3 should provide its own implementation
// NOTE: VAO functionality is exposed through extensions (OES)
static PFNGLGENVERTEXARRAYSOESPROC glGenVertexArrays = NULL;
static PFNGLBINDVERTEXARRAYOESPROC glBindVertexArray = NULL;
@ -1048,6 +1053,9 @@ static PFNGLDRAWARRAYSINSTANCEDEXTPROC glDrawArraysInstanced = NULL;
static PFNGLDRAWELEMENTSINSTANCEDEXTPROC glDrawElementsInstanced = NULL;
static PFNGLVERTEXATTRIBDIVISOREXTPROC glVertexAttribDivisor = NULL;
#endif
#ifndef GL_HALF_FLOAT
#define GL_HALF_FLOAT 0x140B
#endif
//----------------------------------------------------------------------------------
// Module specific Functions Declaration