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[rlgl] Check for extensions before enabling them

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Not-Nik 2022-09-18 16:51:46 +02:00
parent ff25402f68
commit 6061d1b94b
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2 changed files with 5337 additions and 5121 deletions
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10441
src/external/glad.h vendored
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17
src/rlgl.h
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@ -2020,14 +2020,15 @@ void rlLoadExtensions(void *loader)
// Register supported extensions flags
// OpenGL 3.3 extensions supported by default (core)
RLGL.ExtSupported.vao = true;
RLGL.ExtSupported.instancing = true;
RLGL.ExtSupported.texNPOT = true;
RLGL.ExtSupported.texFloat32 = true;
RLGL.ExtSupported.texDepth = true;
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 = true;
RLGL.ExtSupported.texMirrorClamp = true;
RLGL.ExtSupported.texAnisoFilter = GLAD_GL_EXT_texture_filter_anisotropic;
RLGL.ExtSupported.texMirrorClamp = GLAD_GL_EXT_texture_mirror_clamp;
RLGL.ExtSupported.texCompASTC = GLAD_GL_KHR_texture_compression_astc_hdr && GLAD_GL_KHR_texture_compression_astc_ldr;
#if defined(GRAPHICS_API_OPENGL_43)
RLGL.ExtSupported.computeShader = GLAD_GL_ARB_compute_shader;
RLGL.ExtSupported.ssbo = GLAD_GL_ARB_shader_storage_buffer_object;
@ -2205,12 +2206,10 @@ 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");