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iOS SDL_GL_CreateContext: Clamp the multisample sample count when the requested value is too high, rather than failing to create the context. 

This matches the SDL_GL_CreateContext behavior in OS X.
Alex Szpakowski 2015-09-15 00:25:07 -03:00
parent a506f1cbc7
commit ecfdb10cfa
1 changed files with 2 additions and 6 deletions
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8
src/video/uikit/SDL_uikitopenglview.m
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@ -88,12 +88,8 @@
GLint maxsamples = 0; GLint maxsamples = 0;
glGetIntegerv(GL_MAX_SAMPLES, &maxsamples); glGetIntegerv(GL_MAX_SAMPLES, &maxsamples);
/* Verify that the sample count is supported before creating any /* Clamp the samples to the max supported count. */
* multisample Renderbuffers, to avoid generating GL errors. */ samples = MIN(samples, maxsamples);
if (samples > maxsamples) {
SDL_SetError("Failed creating OpenGL ES framebuffer: Unsupported MSAA sample count");
return nil;
}
} }
if (sRGB) { if (sRGB) {