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port: turns out depth_clamp is in core GL since 3.2

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fgsfds committed 2024-11-20 12:51:35 +01:00
1 parent 3c020cad84
commit ba1b6c3232
1 file changed
+13 -6
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port/fast3d/gfx_opengl.cpp
+13 -6
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@@ -904,9 +904,16 @@ static void gfx_opengl_init_extensions(void) {
if (!GLAD_GL_ARB_depth_clamp) {
if (GLAD_GL_EXT_depth_clamp || GLAD_GL_NV_depth_clamp) {
GLAD_GL_ARB_depth_clamp = 1;
} else if (!gl_es && GLVersion.major >= 3) {
// GL3.2+ should have depth_clamp as part of the spec, but some devices don't report it for some reason
GLAD_GL_ARB_depth_clamp = (GLVersion.major > 3 || (GLVersion.major == 3 && GLVersion.minor >= 2));
}
}
if (!GLAD_GL_ARB_texture_mirror_clamp_to_edge) {
GLAD_GL_ARB_texture_mirror_clamp_to_edge = GLAD_GL_EXT_texture_mirror_clamp_to_edge;
}
if (GLVersion.major < 3 && !GLAD_GL_ARB_framebuffer_object) {
if (GLAD_GL_EXT_framebuffer_object && GLAD_GL_EXT_framebuffer_blit && GLAD_GL_EXT_framebuffer_multisample) {
// because of the way glad works we'll have to copy the pointers over
@@ -930,6 +937,12 @@ static void gfx_opengl_init(void) {
sysFatalError("Could not load OpenGL.\nReported SDL error: %s", SDL_GetError());
}
// check if we're using ES or core, which have more limited feature sets
int val = 0;
SDL_GL_GetAttribute(SDL_GL_CONTEXT_PROFILE_MASK, &val);
gl_core_profile = (val == SDL_GL_CONTEXT_PROFILE_CORE);
gl_es = (val == SDL_GL_CONTEXT_PROFILE_ES);
gfx_opengl_init_extensions();
if (sysArgCheck("--debug-gl")) {
@@ -961,12 +974,6 @@ static void gfx_opengl_init(void) {
gl_mirror_clamp = GL_MIRRORED_REPEAT;
}
// check if we're using ES or core, which have more limited feature sets
int val = 0;
SDL_GL_GetAttribute(SDL_GL_CONTEXT_PROFILE_MASK, &val);
gl_core_profile = (val == SDL_GL_CONTEXT_PROFILE_CORE);
gl_es = (val == SDL_GL_CONTEXT_PROFILE_ES);
// determine GLSL version
if (gl_es) {
// ES has its own numbering scheme, but it should support 300 even on 3.1 and 3.2