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Bug 1170143 - Disable alpha texture sharing for intel driver version 8.15.10.2086 since it crashes. r=jrmuizel

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This commit is contained in:
Matt Woodrow 2015-06-05 16:51:19 +12:00
parent 2a50c02e15
commit 673bc802da
1 changed files with 11 additions and 7 deletions
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18
gfx/thebes/gfxWindowsPlatform.cpp
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@ -1832,13 +1832,17 @@ bool DoesD3D11AlphaTextureSharingWork(ID3D11Device *device)
{
nsCOMPtr<nsIGfxInfo> gfxInfo = do_GetService("@mozilla.org/gfx/info;1");
if (gfxInfo) {
// Disable texture sharing if we're blocking d2d since that's the only other time we use it
// and it might be broken.
int32_t status;
if (NS_SUCCEEDED(gfxInfo->GetFeatureStatus(nsIGfxInfo::FEATURE_DIRECT2D, &status))) {
if (status != nsIGfxInfo::FEATURE_STATUS_OK) {
return false;
}
// A8 texture sharing crashes on this intel driver version (and no others)
// so just avoid using it in that case.
nsString adapterVendor;
nsString driverVersion;
gfxInfo->GetAdapterVendorID(adapterVendor);
gfxInfo->GetAdapterDriverVersion(driverVersion);
nsAString &intelVendorID = (nsAString &)GfxDriverInfo::GetDeviceVendor(VendorIntel);
if (adapterVendor.Equals(intelVendorID, nsCaseInsensitiveStringComparator()) &&
driverVersion.Equals(NS_LITERAL_STRING("8.15.10.2086"))) {
return false;
}
}