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Bug 937204 - 1/3. Simplify the D3D9_LAYERS gfxinfo check and only run it on Windows - r=jrmuizel

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This commit is contained in:
Benoit Jacob 2013-11-15 11:28:40 -05:00
parent f51c3ef95e
commit 5425966dac
1 changed files with 13 additions and 7 deletions
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20
gfx/thebes/gfxPlatform.cpp
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@ -2030,7 +2030,7 @@ static bool sPrefLayersAccelerationForceEnabled = false;
static bool sPrefLayersAccelerationDisabled = false;
static bool sPrefLayersPreferOpenGL = false;
static bool sPrefLayersPreferD3D9 = false;
static bool sLayersSupportsD3D9 = true;
static bool sLayersSupportsD3D9 = false;
static int sPrefLayoutFrameRate = -1;
static bool sBufferRotationEnabled = false;
static bool sComponentAlphaEnabled = true;
@ -2055,15 +2055,21 @@ InitLayersAccelerationPrefs()
sComponentAlphaEnabled = Preferences::GetBool("layers.componentalpha.enabled", true);
sPrefBrowserTabsRemote = Preferences::GetBool("browser.tabs.remote", false);
nsCOMPtr<nsIGfxInfo> gfxInfo = do_GetService("@mozilla.org/gfx/info;1");
if (gfxInfo) {
int32_t status;
if (NS_SUCCEEDED(gfxInfo->GetFeatureStatus(nsIGfxInfo::FEATURE_DIRECT3D_9_LAYERS, &status))) {
if (status != nsIGfxInfo::FEATURE_NO_INFO && !sPrefLayersAccelerationForceEnabled) {
sLayersSupportsD3D9 = false;
#ifdef XP_WIN
if (sPrefLayersAccelerationForceEnabled) {
sLayersSupportsD3D9 = true;
} else {
nsCOMPtr<nsIGfxInfo> gfxInfo = do_GetService("@mozilla.org/gfx/info;1");
if (gfxInfo) {
int32_t status;
if (NS_SUCCEEDED(gfxInfo->GetFeatureStatus(nsIGfxInfo::FEATURE_DIRECT3D_9_LAYERS, &status))) {
if (status == nsIGfxInfo::FEATURE_NO_INFO) {
sLayersSupportsD3D9 = true;
}
}
}
}
#endif
sLayersAccelerationPrefsInitialized = true;
}