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 #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; }
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; }
bool GLLibraryEGL::EnsureInitialized() { if (mInitialized) { return true; } #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 #ifndef MOZ_D3DCOMPILER_DLL #error MOZ_D3DCOMPILER_DLL should have been defined by the Makefile #endif LoadLibraryForEGLOnWindows(NS_LITERAL_STRING(NS_STRINGIFY(MOZ_D3DCOMPILER_DLL))); // intentionally leak the D3DCOMPILER_DLL library LoadLibraryForEGLOnWindows(NS_LITERAL_STRING("libGLESv2.dll")); // intentionally leak the libGLESv2.dll library 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, NULL } } 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), { NULL, { NULL } } }; if (!GLLibraryLoader::LoadSymbols(mEGLLibrary, &earlySymbols[0])) { NS_WARNING("Couldn't find required entry points in EGL library (early init)"); return false; } mEGLDisplay = fGetDisplay(EGL_DEFAULT_DISPLAY); if (!fInitialize(mEGLDisplay, NULL, NULL)) 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; return true; }