void
DeviceManagerDx::InitializeDirectDraw()
{
MOZ_ASSERT(layers::CompositorThreadHolder::IsInCompositorThread());
if (mDirectDraw) {
// Already initialized.
return;
}
FeatureState& ddraw = gfxConfig::GetFeature(Feature::DIRECT_DRAW);
if (!ddraw.IsEnabled()) {
return;
}
// Check if DirectDraw is available on this system.
mDirectDrawDLL.own(LoadLibrarySystem32(L"ddraw.dll"));
if (!mDirectDrawDLL) {
ddraw.SetFailed(FeatureStatus::Unavailable, "DirectDraw not available on this computer",
NS_LITERAL_CSTRING("FEATURE_FAILURE_DDRAW_LIB"));
return;
}
sDirectDrawCreateExFn =
(decltype(DirectDrawCreateEx)*)GetProcAddress(mDirectDrawDLL, "DirectDrawCreateEx");
if (!sDirectDrawCreateExFn) {
ddraw.SetFailed(FeatureStatus::Unavailable, "DirectDraw not available on this computer",
NS_LITERAL_CSTRING("FEATURE_FAILURE_DDRAW_LIB"));
return;
}
HRESULT hr;
MOZ_SEH_TRY {
hr = sDirectDrawCreateExFn(nullptr, getter_AddRefs(mDirectDraw), IID_IDirectDraw7, nullptr);
} MOZ_SEH_EXCEPT(EXCEPTION_EXECUTE_HANDLER) {
ddraw.SetFailed(FeatureStatus::Failed, "Failed to create DirectDraw",
NS_LITERAL_CSTRING("FEATURE_FAILURE_DDRAW_LIB"));
gfxCriticalNote << "DoesCreatingDirectDrawFailed";
return;
}
if (FAILED(hr)) {
ddraw.SetFailed(FeatureStatus::Failed, "Failed to create DirectDraw",
NS_LITERAL_CSTRING("FEATURE_FAILURE_DDRAW_LIB"));
gfxCriticalNote << "DoesCreatingDirectDrawFailed " << hexa(hr);
return;
}
}
HRESULT
LoadDLLs()
{
NS_ASSERTION(NS_IsMainThread(), "Should be on main thread.");
if (sDLLsLoaded) {
return S_OK;
}
if (sFailedToLoadDlls) {
return E_FAIL;
}
// Try to load all the required DLLs.
const uint32_t dllLength = ArrayLength(sDLLs);
for (uint32_t i = 0; i < dllLength; i++) {
sDLLs[i].handle = LoadLibrarySystem32(sDLLs[i].name);
if (!sDLLs[i].handle) {
sFailedToLoadDlls = true;
NS_WARNING("Failed to load WMF DLLs");
UnloadDLLs();
return E_FAIL;
}
}
// Enumerate all the decoders on the system, and disable the ones except
// those which we expect to use, the MP3, AAC and H.264 decoders.
if (FAILED(DisableBlockedDecoders())) {
sFailedToLoadDlls = true;
NS_WARNING("Failed to disable non whitelisted WMF decoders");
UnloadDLLs();
return E_FAIL;
}
sDLLsLoaded = true;
return S_OK;
}
bool
GLLibraryEGL::EnsureInitialized(bool forceAccel, nsACString* const out_failureId)
{
if (mInitialized) {
return true;
}
mozilla::ScopedGfxFeatureReporter reporter("EGL");
#ifdef MOZ_B2G
if (!sCurrentContext.init())
MOZ_CRASH("GFX: Tls init failed");
#endif
#ifdef XP_WIN
if (!mEGLLibrary) {
// On Windows, the GLESv2, EGL and DXSDK libraries are shipped with libxul and
// we should look for them there. We have to load the libs in this
// order, because libEGL.dll depends on libGLESv2.dll which depends on the DXSDK
// libraries. This matters especially for WebRT apps which are in a different directory.
// See bug 760323 and bug 749459
// Also note that we intentionally leak the libs we load.
do {
// Windows 8.1 has d3dcompiler_47.dll in the system directory.
// Try it first. Note that _46 will never be in the system
// directory and we ship with at least _43. So there is no point
// trying _46 and _43 in the system directory.
if (LoadLibrarySystem32(L"d3dcompiler_47.dll"))
break;
#ifdef MOZ_D3DCOMPILER_VISTA_DLL
if (LoadLibraryForEGLOnWindows(NS_LITERAL_STRING(NS_STRINGIFY(MOZ_D3DCOMPILER_VISTA_DLL))))
break;
#endif
#ifdef MOZ_D3DCOMPILER_XP_DLL
if (LoadLibraryForEGLOnWindows(NS_LITERAL_STRING(NS_STRINGIFY(MOZ_D3DCOMPILER_XP_DLL))))
break;
#endif
MOZ_ASSERT(false, "d3dcompiler DLL loading failed.");
} while (false);
LoadLibraryForEGLOnWindows(NS_LITERAL_STRING("libGLESv2.dll"));
mEGLLibrary = LoadLibraryForEGLOnWindows(NS_LITERAL_STRING("libEGL.dll"));
if (!mEGLLibrary)
return false;
}
#else // !Windows
// On non-Windows (Android) we use system copies of libEGL. We look for
// the APITrace lib, libEGL.so, and libEGL.so.1 in that order.
#if defined(ANDROID)
if (!mEGLLibrary)
mEGLLibrary = LoadApitraceLibrary();
#endif
if (!mEGLLibrary) {
printf_stderr("Attempting load of libEGL.so\n");
mEGLLibrary = PR_LoadLibrary("libEGL.so");
}
#if defined(XP_UNIX)
if (!mEGLLibrary) {
mEGLLibrary = PR_LoadLibrary("libEGL.so.1");
}
#endif
if (!mEGLLibrary) {
NS_WARNING("Couldn't load EGL LIB.");
return false;
}
#endif // !Windows
#define SYMBOL(name) \
{ (PRFuncPtr*) &mSymbols.f##name, { "egl" #name, nullptr } }
GLLibraryLoader::SymLoadStruct earlySymbols[] = {
SYMBOL(GetDisplay),
SYMBOL(Terminate),
SYMBOL(GetCurrentSurface),
SYMBOL(GetCurrentContext),
SYMBOL(MakeCurrent),
SYMBOL(DestroyContext),
SYMBOL(CreateContext),
SYMBOL(DestroySurface),
SYMBOL(CreateWindowSurface),
SYMBOL(CreatePbufferSurface),
SYMBOL(CreatePixmapSurface),
SYMBOL(BindAPI),
SYMBOL(Initialize),
SYMBOL(ChooseConfig),
SYMBOL(GetError),
SYMBOL(GetConfigs),
SYMBOL(GetConfigAttrib),
SYMBOL(WaitNative),
SYMBOL(GetProcAddress),
SYMBOL(SwapBuffers),
SYMBOL(CopyBuffers),
SYMBOL(QueryString),
SYMBOL(QueryContext),
SYMBOL(BindTexImage),
SYMBOL(ReleaseTexImage),
SYMBOL(QuerySurface),
{ nullptr, { nullptr } }
};
if (!GLLibraryLoader::LoadSymbols(mEGLLibrary, &earlySymbols[0])) {
NS_WARNING("Couldn't find required entry points in EGL library (early init)");
return false;
}
GLLibraryLoader::SymLoadStruct optionalSymbols[] = {
// On Android 4.3 and up, certain features like ANDROID_native_fence_sync
// can only be queried by using a special eglQueryString.
{ (PRFuncPtr*) &mSymbols.fQueryStringImplementationANDROID,
{ "_Z35eglQueryStringImplementationANDROIDPvi", nullptr } },
{ nullptr, { nullptr } }
};
// Do not warn about the failure to load this - see bug 1092191
Unused << GLLibraryLoader::LoadSymbols(mEGLLibrary, &optionalSymbols[0],
nullptr, nullptr, false);
#if defined(MOZ_WIDGET_GONK) && ANDROID_VERSION >= 18
MOZ_RELEASE_ASSERT(mSymbols.fQueryStringImplementationANDROID,
"GFX: Couldn't find eglQueryStringImplementationANDROID");
#endif
InitClientExtensions();
const auto lookupFunction =
(GLLibraryLoader::PlatformLookupFunction)mSymbols.fGetProcAddress;
// Client exts are ready. (But not display exts!)
if (IsExtensionSupported(ANGLE_platform_angle_d3d)) {
GLLibraryLoader::SymLoadStruct d3dSymbols[] = {
{ (PRFuncPtr*)&mSymbols.fGetPlatformDisplayEXT, { "eglGetPlatformDisplayEXT", nullptr } },
{ nullptr, { nullptr } }
};
bool success = GLLibraryLoader::LoadSymbols(mEGLLibrary,
&d3dSymbols[0],
lookupFunction);
if (!success) {
NS_ERROR("EGL supports ANGLE_platform_angle_d3d without exposing its functions!");
MarkExtensionUnsupported(ANGLE_platform_angle_d3d);
mSymbols.fGetPlatformDisplayEXT = nullptr;
}
}
// Check the ANGLE support the system has
nsCOMPtr<nsIGfxInfo> gfxInfo = do_GetService("@mozilla.org/gfx/info;1");
mIsANGLE = IsExtensionSupported(ANGLE_platform_angle);
EGLDisplay chosenDisplay = nullptr;
if (IsExtensionSupported(ANGLE_platform_angle_d3d)) {
bool accelAngleSupport = IsAccelAngleSupported(gfxInfo, out_failureId);
bool shouldTryAccel = forceAccel || accelAngleSupport;
bool shouldTryWARP = !forceAccel; // Only if ANGLE not supported or fails
// If WARP preferred, will override ANGLE support
if (gfxPrefs::WebGLANGLEForceWARP()) {
shouldTryWARP = true;
shouldTryAccel = false;
}
// Hardware accelerated ANGLE path (supported or force accel)
if (shouldTryAccel) {
chosenDisplay = GetAndInitDisplayForAccelANGLE(*this);
}
// Fallback to a WARP display if ANGLE fails, or if WARP is forced
if (!chosenDisplay && shouldTryWARP) {
chosenDisplay = GetAndInitWARPDisplay(*this, EGL_DEFAULT_DISPLAY);
if (!chosenDisplay) {
if (out_failureId->IsEmpty()) {
*out_failureId = NS_LITERAL_CSTRING("FEATURE_FAILURE_WARP_FALLBACK");
}
NS_ERROR("Fallback WARP context failed to initialize.");
return false;
}
mIsWARP = true;
}
} else {
chosenDisplay = GetAndInitDisplay(*this, EGL_DEFAULT_DISPLAY);
}
if (!chosenDisplay) {
if (out_failureId->IsEmpty()) {
*out_failureId = NS_LITERAL_CSTRING("FEATURE_FAILURE_NO_DISPLAY");
}
NS_WARNING("Failed to initialize a display.");
return false;
}
mEGLDisplay = chosenDisplay;
InitDisplayExtensions();
////////////////////////////////////
// Alright, load display exts.
if (IsExtensionSupported(KHR_lock_surface)) {
GLLibraryLoader::SymLoadStruct lockSymbols[] = {
{ (PRFuncPtr*) &mSymbols.fLockSurface, { "eglLockSurfaceKHR", nullptr } },
{ (PRFuncPtr*) &mSymbols.fUnlockSurface, { "eglUnlockSurfaceKHR", nullptr } },
{ nullptr, { nullptr } }
};
bool success = GLLibraryLoader::LoadSymbols(mEGLLibrary,
&lockSymbols[0],
lookupFunction);
if (!success) {
NS_ERROR("EGL supports KHR_lock_surface without exposing its functions!");
MarkExtensionUnsupported(KHR_lock_surface);
mSymbols.fLockSurface = nullptr;
mSymbols.fUnlockSurface = nullptr;
}
}
if (IsExtensionSupported(ANGLE_surface_d3d_texture_2d_share_handle)) {
GLLibraryLoader::SymLoadStruct d3dSymbols[] = {
{ (PRFuncPtr*) &mSymbols.fQuerySurfacePointerANGLE, { "eglQuerySurfacePointerANGLE", nullptr } },
{ nullptr, { nullptr } }
};
bool success = GLLibraryLoader::LoadSymbols(mEGLLibrary,
&d3dSymbols[0],
lookupFunction);
if (!success) {
NS_ERROR("EGL supports ANGLE_surface_d3d_texture_2d_share_handle without exposing its functions!");
MarkExtensionUnsupported(ANGLE_surface_d3d_texture_2d_share_handle);
mSymbols.fQuerySurfacePointerANGLE = nullptr;
}
}
if (IsExtensionSupported(KHR_fence_sync)) {
GLLibraryLoader::SymLoadStruct syncSymbols[] = {
{ (PRFuncPtr*) &mSymbols.fCreateSync, { "eglCreateSyncKHR", nullptr } },
{ (PRFuncPtr*) &mSymbols.fDestroySync, { "eglDestroySyncKHR", nullptr } },
{ (PRFuncPtr*) &mSymbols.fClientWaitSync, { "eglClientWaitSyncKHR", nullptr } },
{ (PRFuncPtr*) &mSymbols.fGetSyncAttrib, { "eglGetSyncAttribKHR", nullptr } },
{ nullptr, { nullptr } }
};
bool success = GLLibraryLoader::LoadSymbols(mEGLLibrary,
&syncSymbols[0],
lookupFunction);
if (!success) {
NS_ERROR("EGL supports KHR_fence_sync without exposing its functions!");
MarkExtensionUnsupported(KHR_fence_sync);
mSymbols.fCreateSync = nullptr;
mSymbols.fDestroySync = nullptr;
mSymbols.fClientWaitSync = nullptr;
mSymbols.fGetSyncAttrib = nullptr;
}
}
if (IsExtensionSupported(KHR_image) || IsExtensionSupported(KHR_image_base)) {
GLLibraryLoader::SymLoadStruct imageSymbols[] = {
{ (PRFuncPtr*) &mSymbols.fCreateImage, { "eglCreateImageKHR", nullptr } },
{ (PRFuncPtr*) &mSymbols.fDestroyImage, { "eglDestroyImageKHR", nullptr } },
{ nullptr, { nullptr } }
};
bool success = GLLibraryLoader::LoadSymbols(mEGLLibrary,
&imageSymbols[0],
lookupFunction);
if (!success) {
NS_ERROR("EGL supports KHR_image(_base) without exposing its functions!");
MarkExtensionUnsupported(KHR_image);
MarkExtensionUnsupported(KHR_image_base);
MarkExtensionUnsupported(KHR_image_pixmap);
mSymbols.fCreateImage = nullptr;
mSymbols.fDestroyImage = nullptr;
}
} else {
MarkExtensionUnsupported(KHR_image_pixmap);
}
if (IsExtensionSupported(ANDROID_native_fence_sync)) {
GLLibraryLoader::SymLoadStruct nativeFenceSymbols[] = {
{ (PRFuncPtr*) &mSymbols.fDupNativeFenceFDANDROID, { "eglDupNativeFenceFDANDROID", nullptr } },
{ nullptr, { nullptr } }
};
bool success = GLLibraryLoader::LoadSymbols(mEGLLibrary,
&nativeFenceSymbols[0],
lookupFunction);
if (!success) {
NS_ERROR("EGL supports ANDROID_native_fence_sync without exposing its functions!");
MarkExtensionUnsupported(ANDROID_native_fence_sync);
mSymbols.fDupNativeFenceFDANDROID = nullptr;
}
}
mInitialized = true;
reporter.SetSuccessful();
return true;
}
bool
GLLibraryEGL::EnsureInitialized()
{
if (mInitialized) {
return true;
}
mozilla::ScopedGfxFeatureReporter reporter("EGL");
#ifdef MOZ_B2G
if (!sCurrentContext.init())
MOZ_CRASH("Tls init failed");
#endif
#ifdef XP_WIN
if (!mEGLLibrary) {
// On Windows, the GLESv2, EGL and DXSDK libraries are shipped with libxul and
// we should look for them there. We have to load the libs in this
// order, because libEGL.dll depends on libGLESv2.dll which depends on the DXSDK
// libraries. This matters especially for WebRT apps which are in a different directory.
// See bug 760323 and bug 749459
// Also note that we intentionally leak the libs we load.
do {
// Windows 8.1 has d3dcompiler_47.dll in the system directory.
// Try it first. Note that _46 will never be in the system
// directory and we ship with at least _43. So there is no point
// trying _46 and _43 in the system directory.
if (LoadLibrarySystem32(L"d3dcompiler_47.dll"))
break;
#ifdef MOZ_D3DCOMPILER_VISTA_DLL
if (LoadLibraryForEGLOnWindows(NS_LITERAL_STRING(NS_STRINGIFY(MOZ_D3DCOMPILER_VISTA_DLL))))
break;
#endif
#ifdef MOZ_D3DCOMPILER_XP_DLL
if (LoadLibraryForEGLOnWindows(NS_LITERAL_STRING(NS_STRINGIFY(MOZ_D3DCOMPILER_XP_DLL))))
break;
#endif
MOZ_ASSERT(false, "d3dcompiler DLL loading failed.");
} while (false);
LoadLibraryForEGLOnWindows(NS_LITERAL_STRING("libGLESv2.dll"));
mEGLLibrary = LoadLibraryForEGLOnWindows(NS_LITERAL_STRING("libEGL.dll"));
if (!mEGLLibrary)
return false;
}
#else // !Windows
// On non-Windows (Android) we use system copies of libEGL. We look for
// the APITrace lib, libEGL.so, and libEGL.so.1 in that order.
#if defined(ANDROID)
if (!mEGLLibrary)
mEGLLibrary = LoadApitraceLibrary();
#endif
if (!mEGLLibrary) {
printf_stderr("Attempting load of libEGL.so\n");
mEGLLibrary = PR_LoadLibrary("libEGL.so");
}
#if defined(XP_UNIX)
if (!mEGLLibrary) {
mEGLLibrary = PR_LoadLibrary("libEGL.so.1");
}
#endif
if (!mEGLLibrary) {
NS_WARNING("Couldn't load EGL LIB.");
return false;
}
#endif // !Windows
#define SYMBOL(name) \
{ (PRFuncPtr*) &mSymbols.f##name, { "egl" #name, nullptr } }
GLLibraryLoader::SymLoadStruct earlySymbols[] = {
SYMBOL(GetDisplay),
SYMBOL(Terminate),
SYMBOL(GetCurrentSurface),
SYMBOL(GetCurrentContext),
SYMBOL(MakeCurrent),
SYMBOL(DestroyContext),
SYMBOL(CreateContext),
SYMBOL(DestroySurface),
SYMBOL(CreateWindowSurface),
SYMBOL(CreatePbufferSurface),
SYMBOL(CreatePixmapSurface),
SYMBOL(BindAPI),
SYMBOL(Initialize),
SYMBOL(ChooseConfig),
SYMBOL(GetError),
SYMBOL(GetConfigs),
SYMBOL(GetConfigAttrib),
SYMBOL(WaitNative),
SYMBOL(GetProcAddress),
SYMBOL(SwapBuffers),
SYMBOL(CopyBuffers),
SYMBOL(QueryString),
SYMBOL(QueryContext),
SYMBOL(BindTexImage),
SYMBOL(ReleaseTexImage),
SYMBOL(QuerySurface),
{ nullptr, { nullptr } }
};
if (!GLLibraryLoader::LoadSymbols(mEGLLibrary, &earlySymbols[0])) {
NS_WARNING("Couldn't find required entry points in EGL library (early init)");
return false;
}
GLLibraryLoader::SymLoadStruct optionalSymbols[] = {
// On Android 4.3 and up, certain features like ANDROID_native_fence_sync
// can only be queried by using a special eglQueryString.
{ (PRFuncPtr*) &mSymbols.fQueryStringImplementationANDROID,
{ "_Z35eglQueryStringImplementationANDROIDPvi", nullptr } },
{ nullptr, { nullptr } }
};
// Do not warn about the failure to load this - see bug 1092191
GLLibraryLoader::LoadSymbols(mEGLLibrary, &optionalSymbols[0], nullptr, nullptr,
false);
#if defined(MOZ_WIDGET_GONK) && ANDROID_VERSION >= 18
MOZ_RELEASE_ASSERT(mSymbols.fQueryStringImplementationANDROID,
"Couldn't find eglQueryStringImplementationANDROID");
#endif
//Initialize client extensions
InitExtensionsFromDisplay(EGL_NO_DISPLAY);
GLLibraryLoader::PlatformLookupFunction lookupFunction =
(GLLibraryLoader::PlatformLookupFunction)mSymbols.fGetProcAddress;
#ifdef XP_WIN
if (IsExtensionSupported(ANGLE_platform_angle_d3d)) {
GLLibraryLoader::SymLoadStruct d3dSymbols[] = {
{ (PRFuncPtr*)&mSymbols.fGetPlatformDisplayEXT, { "eglGetPlatformDisplayEXT", nullptr } },
{ nullptr, { nullptr } }
};
bool success = GLLibraryLoader::LoadSymbols(mEGLLibrary,
&d3dSymbols[0],
lookupFunction);
if (!success) {
NS_ERROR("EGL supports ANGLE_platform_angle_d3d without exposing its functions!");
MarkExtensionUnsupported(ANGLE_platform_angle_d3d);
mSymbols.fGetPlatformDisplayEXT = nullptr;
}
}
#endif
mEGLDisplay = GetAndInitDisplay(*this, EGL_DEFAULT_DISPLAY);
const char* vendor = (char*)fQueryString(mEGLDisplay, LOCAL_EGL_VENDOR);
if (vendor && (strstr(vendor, "TransGaming") != 0 ||
strstr(vendor, "Google Inc.") != 0))
{
mIsANGLE = true;
}
if (mIsANGLE) {
EGLDisplay newDisplay = EGL_NO_DISPLAY;
// D3D11 ANGLE only works with OMTC; there's a bug in the non-OMTC layer
// manager, and it's pointless to try to fix it. We also don't try
// D3D11 ANGLE if the layer manager is prefering D3D9 (hrm, do we care?)
if (gfxPrefs::LayersOffMainThreadCompositionEnabled() &&
!gfxPrefs::LayersPreferD3D9())
{
if (gfxPrefs::WebGLANGLEForceD3D11()) {
newDisplay = GetAndInitDisplay(*this,
LOCAL_EGL_D3D11_ONLY_DISPLAY_ANGLE);
} else if (gfxPrefs::WebGLANGLETryD3D11() && gfxPlatform::CanUseDirect3D11ANGLE()) {
newDisplay = GetAndInitDisplay(*this,
LOCAL_EGL_D3D11_ELSE_D3D9_DISPLAY_ANGLE);
}
}
if (newDisplay != EGL_NO_DISPLAY) {
DebugOnly<EGLBoolean> success = fTerminate(mEGLDisplay);
MOZ_ASSERT(success == LOCAL_EGL_TRUE);
mEGLDisplay = newDisplay;
vendor = (char*)fQueryString(mEGLDisplay, LOCAL_EGL_VENDOR);
}
}
InitExtensionsFromDisplay(mEGLDisplay);
if (IsExtensionSupported(KHR_lock_surface)) {
GLLibraryLoader::SymLoadStruct lockSymbols[] = {
{ (PRFuncPtr*) &mSymbols.fLockSurface, { "eglLockSurfaceKHR", nullptr } },
{ (PRFuncPtr*) &mSymbols.fUnlockSurface, { "eglUnlockSurfaceKHR", nullptr } },
{ nullptr, { nullptr } }
};
bool success = GLLibraryLoader::LoadSymbols(mEGLLibrary,
&lockSymbols[0],
lookupFunction);
if (!success) {
NS_ERROR("EGL supports KHR_lock_surface without exposing its functions!");
MarkExtensionUnsupported(KHR_lock_surface);
mSymbols.fLockSurface = nullptr;
mSymbols.fUnlockSurface = nullptr;
}
}
if (IsExtensionSupported(ANGLE_surface_d3d_texture_2d_share_handle)) {
GLLibraryLoader::SymLoadStruct d3dSymbols[] = {
{ (PRFuncPtr*) &mSymbols.fQuerySurfacePointerANGLE, { "eglQuerySurfacePointerANGLE", nullptr } },
{ nullptr, { nullptr } }
};
bool success = GLLibraryLoader::LoadSymbols(mEGLLibrary,
&d3dSymbols[0],
lookupFunction);
if (!success) {
NS_ERROR("EGL supports ANGLE_surface_d3d_texture_2d_share_handle without exposing its functions!");
MarkExtensionUnsupported(ANGLE_surface_d3d_texture_2d_share_handle);
mSymbols.fQuerySurfacePointerANGLE = nullptr;
}
}
//XXX: use correct extension name
if (IsExtensionSupported(ANGLE_surface_d3d_texture_2d_share_handle)) {
GLLibraryLoader::SymLoadStruct d3dSymbols[] = {
{ (PRFuncPtr*)&mSymbols.fSurfaceReleaseSyncANGLE, { "eglSurfaceReleaseSyncANGLE", nullptr } },
{ nullptr, { nullptr } }
};
bool success = GLLibraryLoader::LoadSymbols(mEGLLibrary,
&d3dSymbols[0],
lookupFunction);
if (!success) {
NS_ERROR("EGL supports ANGLE_surface_d3d_texture_2d_share_handle without exposing its functions!");
MarkExtensionUnsupported(ANGLE_surface_d3d_texture_2d_share_handle);
mSymbols.fSurfaceReleaseSyncANGLE = nullptr;
}
}
if (IsExtensionSupported(KHR_fence_sync)) {
GLLibraryLoader::SymLoadStruct syncSymbols[] = {
{ (PRFuncPtr*) &mSymbols.fCreateSync, { "eglCreateSyncKHR", nullptr } },
{ (PRFuncPtr*) &mSymbols.fDestroySync, { "eglDestroySyncKHR", nullptr } },
{ (PRFuncPtr*) &mSymbols.fClientWaitSync, { "eglClientWaitSyncKHR", nullptr } },
{ (PRFuncPtr*) &mSymbols.fGetSyncAttrib, { "eglGetSyncAttribKHR", nullptr } },
{ nullptr, { nullptr } }
};
bool success = GLLibraryLoader::LoadSymbols(mEGLLibrary,
&syncSymbols[0],
lookupFunction);
if (!success) {
NS_ERROR("EGL supports KHR_fence_sync without exposing its functions!");
MarkExtensionUnsupported(KHR_fence_sync);
mSymbols.fCreateSync = nullptr;
mSymbols.fDestroySync = nullptr;
mSymbols.fClientWaitSync = nullptr;
mSymbols.fGetSyncAttrib = nullptr;
}
}
if (IsExtensionSupported(KHR_image) || IsExtensionSupported(KHR_image_base)) {
GLLibraryLoader::SymLoadStruct imageSymbols[] = {
{ (PRFuncPtr*) &mSymbols.fCreateImage, { "eglCreateImageKHR", nullptr } },
{ (PRFuncPtr*) &mSymbols.fDestroyImage, { "eglDestroyImageKHR", nullptr } },
{ nullptr, { nullptr } }
};
bool success = GLLibraryLoader::LoadSymbols(mEGLLibrary,
&imageSymbols[0],
lookupFunction);
if (!success) {
NS_ERROR("EGL supports KHR_image(_base) without exposing its functions!");
MarkExtensionUnsupported(KHR_image);
MarkExtensionUnsupported(KHR_image_base);
MarkExtensionUnsupported(KHR_image_pixmap);
mSymbols.fCreateImage = nullptr;
mSymbols.fDestroyImage = nullptr;
}
} else {
MarkExtensionUnsupported(KHR_image_pixmap);
}
if (IsExtensionSupported(ANDROID_native_fence_sync)) {
GLLibraryLoader::SymLoadStruct nativeFenceSymbols[] = {
{ (PRFuncPtr*) &mSymbols.fDupNativeFenceFDANDROID, { "eglDupNativeFenceFDANDROID", nullptr } },
{ nullptr, { nullptr } }
};
bool success = GLLibraryLoader::LoadSymbols(mEGLLibrary,
&nativeFenceSymbols[0],
lookupFunction);
if (!success) {
NS_ERROR("EGL supports ANDROID_native_fence_sync without exposing its functions!");
MarkExtensionUnsupported(ANDROID_native_fence_sync);
mSymbols.fDupNativeFenceFDANDROID = nullptr;
}
}
mInitialized = true;
reporter.SetSuccessful();
return true;
}
IDXGIAdapter1*
DeviceManagerDx::GetDXGIAdapter()
{
if (mAdapter) {
return mAdapter;
}
nsModuleHandle dxgiModule(LoadLibrarySystem32(L"dxgi.dll"));
decltype(CreateDXGIFactory1)* createDXGIFactory1 = (decltype(CreateDXGIFactory1)*)
GetProcAddress(dxgiModule, "CreateDXGIFactory1");
if (!createDXGIFactory1) {
return nullptr;
}
// Try to use a DXGI 1.1 adapter in order to share resources
// across processes.
RefPtr<IDXGIFactory1> factory1;
HRESULT hr = createDXGIFactory1(__uuidof(IDXGIFactory1),
getter_AddRefs(factory1));
if (FAILED(hr) || !factory1) {
// This seems to happen with some people running the iZ3D driver.
// They won't get acceleration.
return nullptr;
}
if (!mDeviceStatus) {
// If we haven't created a device yet, and have no existing device status,
// then this must be the compositor device. Pick the first adapter we can.
MOZ_ASSERT(ProcessOwnsCompositor());
if (FAILED(factory1->EnumAdapters1(0, getter_AddRefs(mAdapter)))) {
return nullptr;
}
} else {
// In the UI and GPU process, we clear mDeviceStatus on device reset, so we
// should never reach here. Furthermore, the UI process does not create
// devices when using a GPU process.
//
// So, this should only ever get called on the content process.
MOZ_ASSERT(XRE_IsContentProcess());
// In the child process, we search for the adapter that matches the parent
// process. The first adapter can be mismatched on dual-GPU systems.
for (UINT index = 0; ; index++) {
RefPtr<IDXGIAdapter1> adapter;
if (FAILED(factory1->EnumAdapters1(index, getter_AddRefs(adapter)))) {
break;
}
const DxgiAdapterDesc& preferred = mDeviceStatus->adapter();
DXGI_ADAPTER_DESC desc;
if (SUCCEEDED(adapter->GetDesc(&desc)) &&
desc.AdapterLuid.HighPart == preferred.AdapterLuid.HighPart &&
desc.AdapterLuid.LowPart == preferred.AdapterLuid.LowPart &&
desc.VendorId == preferred.VendorId &&
desc.DeviceId == preferred.DeviceId)
{
mAdapter = adapter.forget();
break;
}
}
}
if (!mAdapter) {
return nullptr;
}
// We leak this module everywhere, we might as well do so here as well.
dxgiModule.disown();
return mAdapter;
}
bool
GLLibraryEGL::EnsureInitialized()
{
if (mInitialized) {
return true;
}
mozilla::ScopedGfxFeatureReporter reporter("EGL");
#ifdef MOZ_B2G
if (!sCurrentContext.init())
MOZ_CRASH("Tls init failed");
#endif
#ifdef XP_WIN
#ifdef MOZ_WEBGL
if (!mEGLLibrary) {
// On Windows, the GLESv2, EGL and DXSDK libraries are shipped with libxul and
// we should look for them there. We have to load the libs in this
// order, because libEGL.dll depends on libGLESv2.dll which depends on the DXSDK
// libraries. This matters especially for WebRT apps which are in a different directory.
// See bug 760323 and bug 749459
// Also note that we intentionally leak the libs we load.
do {
// Windows 8.1 has d3dcompiler_47.dll in the system directory.
// Try it first. Note that _46 will never be in the system
// directory and we ship with at least _43. So there is no point
// trying _46 and _43 in the system directory.
if (LoadLibrarySystem32(L"d3dcompiler_47.dll"))
break;
#ifdef MOZ_D3DCOMPILER_VISTA_DLL
if (LoadLibraryForEGLOnWindows(NS_LITERAL_STRING(NS_STRINGIFY(MOZ_D3DCOMPILER_VISTA_DLL))))
break;
#endif
#ifdef MOZ_D3DCOMPILER_XP_DLL
if (LoadLibraryForEGLOnWindows(NS_LITERAL_STRING(NS_STRINGIFY(MOZ_D3DCOMPILER_XP_DLL))))
break;
#endif
MOZ_ASSERT(false, "d3dcompiler DLL loading failed.");
} while (false);
LoadLibraryForEGLOnWindows(NS_LITERAL_STRING("libGLESv2.dll"));
mEGLLibrary = LoadLibraryForEGLOnWindows(NS_LITERAL_STRING("libEGL.dll"));
if (!mEGLLibrary)
return false;
}
#endif // MOZ_WEBGL
#else // !Windows
// On non-Windows (Android) we use system copies of libEGL. We look for
// the APITrace lib, libEGL.so, and libEGL.so.1 in that order.
#if defined(ANDROID)
if (!mEGLLibrary)
mEGLLibrary = LoadApitraceLibrary();
#endif
if (!mEGLLibrary) {
printf_stderr("Attempting load of libEGL.so\n");
mEGLLibrary = PR_LoadLibrary("libEGL.so");
}
#if defined(XP_UNIX)
if (!mEGLLibrary) {
mEGLLibrary = PR_LoadLibrary("libEGL.so.1");
}
#endif
if (!mEGLLibrary) {
NS_WARNING("Couldn't load EGL LIB.");
return false;
}
#endif // !Windows
#define SYMBOL(name) \
{ (PRFuncPtr*) &mSymbols.f##name, { "egl" #name, nullptr } }
GLLibraryLoader::SymLoadStruct earlySymbols[] = {
SYMBOL(GetDisplay),
SYMBOL(GetCurrentSurface),
SYMBOL(GetCurrentContext),
SYMBOL(MakeCurrent),
SYMBOL(DestroyContext),
SYMBOL(CreateContext),
SYMBOL(DestroySurface),
SYMBOL(CreateWindowSurface),
SYMBOL(CreatePbufferSurface),
SYMBOL(CreatePixmapSurface),
SYMBOL(BindAPI),
SYMBOL(Initialize),
SYMBOL(ChooseConfig),
SYMBOL(GetError),
SYMBOL(GetConfigs),
SYMBOL(GetConfigAttrib),
SYMBOL(WaitNative),
SYMBOL(GetProcAddress),
SYMBOL(SwapBuffers),
SYMBOL(CopyBuffers),
SYMBOL(QueryString),
SYMBOL(QueryContext),
SYMBOL(BindTexImage),
SYMBOL(ReleaseTexImage),
SYMBOL(QuerySurface),
{ nullptr, { nullptr } }
};
if (!GLLibraryLoader::LoadSymbols(mEGLLibrary, &earlySymbols[0])) {
NS_WARNING("Couldn't find required entry points in EGL library (early init)");
return false;
}
GLLibraryLoader::SymLoadStruct optionalSymbols[] = {
// On Android 4.3 and up, certain features like ANDROID_native_fence_sync
// can only be queried by using a special eglQueryString.
{ (PRFuncPtr*) &mSymbols.fQueryStringImplementationANDROID,
{ "_Z35eglQueryStringImplementationANDROIDPvi", nullptr } },
{ nullptr, { nullptr } }
};
GLLibraryLoader::LoadSymbols(mEGLLibrary, &optionalSymbols[0]);
#if defined(MOZ_WIDGET_GONK) && ANDROID_VERSION >= 18
MOZ_RELEASE_ASSERT(mSymbols.fQueryStringImplementationANDROID,
"Couldn't find eglQueryStringImplementationANDROID");
#endif
mEGLDisplay = fGetDisplay(EGL_DEFAULT_DISPLAY);
if (!fInitialize(mEGLDisplay, nullptr, nullptr))
return false;
const char *vendor = (const char*) fQueryString(mEGLDisplay, LOCAL_EGL_VENDOR);
if (vendor && (strstr(vendor, "TransGaming") != 0 || strstr(vendor, "Google Inc.") != 0)) {
mIsANGLE = true;
}
InitExtensions();
GLLibraryLoader::PlatformLookupFunction lookupFunction =
(GLLibraryLoader::PlatformLookupFunction)mSymbols.fGetProcAddress;
if (IsExtensionSupported(KHR_lock_surface)) {
GLLibraryLoader::SymLoadStruct lockSymbols[] = {
{ (PRFuncPtr*) &mSymbols.fLockSurface, { "eglLockSurfaceKHR", nullptr } },
{ (PRFuncPtr*) &mSymbols.fUnlockSurface, { "eglUnlockSurfaceKHR", nullptr } },
{ nullptr, { nullptr } }
};
bool success = GLLibraryLoader::LoadSymbols(mEGLLibrary,
&lockSymbols[0],
lookupFunction);
if (!success) {
NS_ERROR("EGL supports KHR_lock_surface without exposing its functions!");
MarkExtensionUnsupported(KHR_lock_surface);
mSymbols.fLockSurface = nullptr;
mSymbols.fUnlockSurface = nullptr;
}
}
if (IsExtensionSupported(ANGLE_surface_d3d_texture_2d_share_handle)) {
GLLibraryLoader::SymLoadStruct d3dSymbols[] = {
{ (PRFuncPtr*) &mSymbols.fQuerySurfacePointerANGLE, { "eglQuerySurfacePointerANGLE", nullptr } },
{ nullptr, { nullptr } }
};
bool success = GLLibraryLoader::LoadSymbols(mEGLLibrary,
&d3dSymbols[0],
lookupFunction);
if (!success) {
NS_ERROR("EGL supports ANGLE_surface_d3d_texture_2d_share_handle without exposing its functions!");
MarkExtensionUnsupported(ANGLE_surface_d3d_texture_2d_share_handle);
mSymbols.fQuerySurfacePointerANGLE = nullptr;
}
}
if (IsExtensionSupported(KHR_fence_sync)) {
GLLibraryLoader::SymLoadStruct syncSymbols[] = {
{ (PRFuncPtr*) &mSymbols.fCreateSync, { "eglCreateSyncKHR", nullptr } },
{ (PRFuncPtr*) &mSymbols.fDestroySync, { "eglDestroySyncKHR", nullptr } },
{ (PRFuncPtr*) &mSymbols.fClientWaitSync, { "eglClientWaitSyncKHR", nullptr } },
{ (PRFuncPtr*) &mSymbols.fGetSyncAttrib, { "eglGetSyncAttribKHR", nullptr } },
{ nullptr, { nullptr } }
};
bool success = GLLibraryLoader::LoadSymbols(mEGLLibrary,
&syncSymbols[0],
lookupFunction);
if (!success) {
NS_ERROR("EGL supports KHR_fence_sync without exposing its functions!");
MarkExtensionUnsupported(KHR_fence_sync);
mSymbols.fCreateSync = nullptr;
mSymbols.fDestroySync = nullptr;
mSymbols.fClientWaitSync = nullptr;
mSymbols.fGetSyncAttrib = nullptr;
}
}
if (IsExtensionSupported(KHR_image) || IsExtensionSupported(KHR_image_base)) {
GLLibraryLoader::SymLoadStruct imageSymbols[] = {
{ (PRFuncPtr*) &mSymbols.fCreateImage, { "eglCreateImageKHR", nullptr } },
{ (PRFuncPtr*) &mSymbols.fDestroyImage, { "eglDestroyImageKHR", nullptr } },
{ nullptr, { nullptr } }
};
bool success = GLLibraryLoader::LoadSymbols(mEGLLibrary,
&imageSymbols[0],
lookupFunction);
if (!success) {
NS_ERROR("EGL supports KHR_image(_base) without exposing its functions!");
MarkExtensionUnsupported(KHR_image);
MarkExtensionUnsupported(KHR_image_base);
MarkExtensionUnsupported(KHR_image_pixmap);
mSymbols.fCreateImage = nullptr;
mSymbols.fDestroyImage = nullptr;
}
} else {
MarkExtensionUnsupported(KHR_image_pixmap);
}
mInitialized = true;
reporter.SetSuccessful();
return true;
}