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Bug 877949 - Restrict maximum texture size on nvidia cards on OSX 10.6 and 10.7 to 4096. r=bjacob

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This commit is contained in:
Matt Woodrow 2013-06-17 14:46:53 +12:00
parent faefca9900
commit 04db3f9456
1 changed files with 23 additions and 8 deletions
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31
gfx/gl/GLContext.cpp
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@ -23,6 +23,10 @@
#include "mozilla/DebugOnly.h"
#include "mozilla/Preferences.h"
#ifdef XP_MACOSX
#include <CoreServices/CoreServices.h>
#endif
using namespace mozilla::gfx;
namespace mozilla {
@ -568,14 +572,25 @@ GLContext::InitWithPrefix(const char *prefix, bool trygl)
raw_fGetIntegerv(LOCAL_GL_MAX_RENDERBUFFER_SIZE, &mMaxRenderbufferSize);
#ifdef XP_MACOSX
if (mWorkAroundDriverBugs &&
mVendor == VendorIntel) {
// see bug 737182 for 2D textures, bug 684882 for cube map textures.
mMaxTextureSize = std::min(mMaxTextureSize, 4096);
mMaxCubeMapTextureSize = std::min(mMaxCubeMapTextureSize, 512);
// for good measure, we align renderbuffers on what we do for 2D textures
mMaxRenderbufferSize = std::min(mMaxRenderbufferSize, 4096);
mNeedsTextureSizeChecks = true;
if (mWorkAroundDriverBugs) {
if (mVendor == VendorIntel) {
// see bug 737182 for 2D textures, bug 684882 for cube map textures.
mMaxTextureSize = std::min(mMaxTextureSize, 4096);
mMaxCubeMapTextureSize = std::min(mMaxCubeMapTextureSize, 512);
// for good measure, we align renderbuffers on what we do for 2D textures
mMaxRenderbufferSize = std::min(mMaxRenderbufferSize, 4096);
mNeedsTextureSizeChecks = true;
} else if (mVendor == VendorNVIDIA) {
SInt32 major, minor;
OSErr err1 = ::Gestalt(gestaltSystemVersionMajor, &major);
OSErr err2 = ::Gestalt(gestaltSystemVersionMinor, &minor);
if (err1 != noErr || err2 != noErr ||
major < 10 || (major == 10 && minor < 8)) {
mMaxTextureSize = std::min(mMaxTextureSize, 4096);
mMaxRenderbufferSize = std::min(mMaxRenderbufferSize, 4096);
}
}
}
#endif
#ifdef MOZ_X11