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Bug 684882 - on Macs with Intel GPUs, limit cube map size to 512 - r=jrmuizel

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This commit is contained in:
Benoit Jacob
2011-09-29 10:13:49 -04:00
parent b3d46554bf
commit 41696c3210
1 changed files with 8 additions and 0 deletions
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8
content/canvas/src/WebGLContextValidate.cpp
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@@ -555,6 +555,14 @@ WebGLContext::InitAndValidateGL()
gl->fGetIntegerv(LOCAL_GL_MAX_TEXTURE_SIZE, &mGLMaxTextureSize);
gl->fGetIntegerv(LOCAL_GL_MAX_CUBE_MAP_TEXTURE_SIZE, &mGLMaxCubeMapTextureSize);
#ifdef XP_MACOSX
if (gl->Vendor() == gl::GLContext::VendorIntel) {
// bug 684882, corruption in large cube maps on Intel Mac driver.
// Is reported to only affect Mac OS < 10.7.2 but don't want to rely on that yet.
mGLMaxCubeMapTextureSize = NS_MIN(mGLMaxCubeMapTextureSize, 512);
}
#endif
gl->fGetIntegerv(LOCAL_GL_MAX_TEXTURE_IMAGE_UNITS, &mGLMaxTextureImageUnits);
gl->fGetIntegerv(LOCAL_GL_MAX_VERTEX_TEXTURE_IMAGE_UNITS, &mGLMaxVertexTextureImageUnits);