| // |
| // Copyright 2002 The ANGLE Project Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| // |
| |
| // Display.cpp: Implements the egl::Display class, representing the abstract |
| // display on which graphics are drawn. Implements EGLDisplay. |
| // [EGL 1.4] section 2.1.2 page 3. |
| |
| #include "libANGLE/Display.h" |
| |
| #include <algorithm> |
| #include <iterator> |
| #include <map> |
| #include <sstream> |
| #include <vector> |
| |
| #include <EGL/eglext.h> |
| #include <platform/Platform.h> |
| |
| #include "anglebase/no_destructor.h" |
| #include "common/android_util.h" |
| #include "common/debug.h" |
| #include "common/mathutil.h" |
| #include "common/platform.h" |
| #include "common/string_utils.h" |
| #include "common/system_utils.h" |
| #include "common/utilities.h" |
| #include "libANGLE/Context.h" |
| #include "libANGLE/Device.h" |
| #include "libANGLE/EGLSync.h" |
| #include "libANGLE/Image.h" |
| #include "libANGLE/ResourceManager.h" |
| #include "libANGLE/Stream.h" |
| #include "libANGLE/Surface.h" |
| #include "libANGLE/Thread.h" |
| #include "libANGLE/histogram_macros.h" |
| #include "libANGLE/renderer/DeviceImpl.h" |
| #include "libANGLE/renderer/DisplayImpl.h" |
| #include "libANGLE/renderer/ImageImpl.h" |
| #include "libANGLE/trace.h" |
| |
| #if defined(ANGLE_ENABLE_D3D9) || defined(ANGLE_ENABLE_D3D11) |
| # include <versionhelpers.h> |
| |
| # include "libANGLE/renderer/d3d/DisplayD3D.h" |
| #endif |
| |
| #if defined(ANGLE_ENABLE_OPENGL) |
| # if defined(ANGLE_PLATFORM_WINDOWS) |
| # include "libANGLE/renderer/gl/wgl/DisplayWGL.h" |
| # elif defined(ANGLE_USE_X11) |
| # include "libANGLE/renderer/gl/glx/DisplayGLX.h" |
| # elif defined(ANGLE_PLATFORM_APPLE) |
| # include "libANGLE/renderer/gl/cgl/DisplayCGL.h" |
| # elif defined(ANGLE_USE_OZONE) |
| # include "libANGLE/renderer/gl/egl/ozone/DisplayOzone.h" |
| # elif defined(ANGLE_PLATFORM_ANDROID) |
| # include "libANGLE/renderer/gl/egl/android/DisplayAndroid.h" |
| # else |
| # error Unsupported OpenGL platform. |
| # endif |
| #endif |
| |
| #if defined(ANGLE_ENABLE_NULL) |
| # include "libANGLE/renderer/null/DisplayNULL.h" |
| #endif // defined(ANGLE_ENABLE_NULL) |
| |
| #if defined(ANGLE_ENABLE_VULKAN) |
| # if defined(ANGLE_PLATFORM_WINDOWS) |
| # include "libANGLE/renderer/vulkan/win32/DisplayVkWin32.h" |
| # elif defined(ANGLE_PLATFORM_LINUX) |
| # include "libANGLE/renderer/vulkan/xcb/DisplayVkXcb.h" |
| # elif defined(ANGLE_PLATFORM_ANDROID) |
| # include "libANGLE/renderer/vulkan/android/DisplayVkAndroid.h" |
| # elif defined(ANGLE_PLATFORM_FUCHSIA) |
| # include "libANGLE/renderer/vulkan/fuchsia/DisplayVkFuchsia.h" |
| # else |
| # error Unsupported Vulkan platform. |
| # endif |
| #endif // defined(ANGLE_ENABLE_VULKAN) |
| |
| namespace egl |
| { |
| |
| namespace |
| { |
| |
| typedef std::map<EGLNativeWindowType, Surface *> WindowSurfaceMap; |
| // Get a map of all EGL window surfaces to validate that no window has more than one EGL surface |
| // associated with it. |
| static WindowSurfaceMap *GetWindowSurfaces() |
| { |
| static angle::base::NoDestructor<WindowSurfaceMap> windowSurfaces; |
| return windowSurfaces.get(); |
| } |
| |
| typedef std::map<EGLNativeDisplayType, Display *> ANGLEPlatformDisplayMap; |
| static ANGLEPlatformDisplayMap *GetANGLEPlatformDisplayMap() |
| { |
| static angle::base::NoDestructor<ANGLEPlatformDisplayMap> displays; |
| return displays.get(); |
| } |
| |
| typedef std::map<Device *, Display *> DevicePlatformDisplayMap; |
| static DevicePlatformDisplayMap *GetDevicePlatformDisplayMap() |
| { |
| static angle::base::NoDestructor<DevicePlatformDisplayMap> displays; |
| return displays.get(); |
| } |
| |
| rx::DisplayImpl *CreateDisplayFromDevice(Device *eglDevice, const DisplayState &state) |
| { |
| rx::DisplayImpl *impl = nullptr; |
| |
| switch (eglDevice->getType()) |
| { |
| #if defined(ANGLE_ENABLE_D3D11) |
| case EGL_D3D11_DEVICE_ANGLE: |
| impl = new rx::DisplayD3D(state); |
| break; |
| #endif |
| #if defined(ANGLE_ENABLE_D3D9) |
| case EGL_D3D9_DEVICE_ANGLE: |
| // Currently the only way to get EGLDeviceEXT representing a D3D9 device |
| // is to retrieve one from an already-existing EGLDisplay. |
| // When eglGetPlatformDisplayEXT is called with a D3D9 EGLDeviceEXT, |
| // the already-existing display should be returned. |
| // Therefore this codepath to create a new display from the device |
| // should never be hit. |
| UNREACHABLE(); |
| break; |
| #endif |
| default: |
| UNREACHABLE(); |
| break; |
| } |
| |
| ASSERT(impl != nullptr); |
| return impl; |
| } |
| |
| // On platforms with support for multiple back-ends, allow an environment variable to control |
| // the default. This is useful to run angle with benchmarks without having to modify the |
| // benchmark source. Possible values for this environment variable (ANGLE_DEFAULT_PLATFORM) |
| // are: vulkan, gl, d3d11, null. |
| EGLAttrib GetDisplayTypeFromEnvironment() |
| { |
| std::string angleDefaultEnv = angle::GetEnvironmentVar("ANGLE_DEFAULT_PLATFORM"); |
| angle::ToLower(&angleDefaultEnv); |
| |
| #if defined(ANGLE_ENABLE_VULKAN) |
| if (angleDefaultEnv == "vulkan") |
| { |
| return EGL_PLATFORM_ANGLE_TYPE_VULKAN_ANGLE; |
| } |
| #endif |
| |
| #if defined(ANGLE_ENABLE_OPENGL) |
| if (angleDefaultEnv == "gl") |
| { |
| return EGL_PLATFORM_ANGLE_TYPE_OPENGLES_ANGLE; |
| } |
| #endif |
| |
| #if defined(ANGLE_ENABLE_D3D11) |
| if (angleDefaultEnv == "d3d11") |
| { |
| return EGL_PLATFORM_ANGLE_TYPE_D3D11_ANGLE; |
| } |
| #endif |
| |
| #if defined(ANGLE_ENABLE_NULL) |
| if (angleDefaultEnv == "null") |
| { |
| return EGL_PLATFORM_ANGLE_TYPE_NULL_ANGLE; |
| } |
| #endif |
| |
| #if defined(ANGLE_ENABLE_D3D11) |
| return EGL_PLATFORM_ANGLE_TYPE_D3D11_ANGLE; |
| #elif defined(ANGLE_ENABLE_D3D9) |
| return EGL_PLATFORM_ANGLE_TYPE_D3D9_ANGLE; |
| #elif defined(ANGLE_ENABLE_VULKAN) && defined(ANGLE_PLATFORM_ANDROID) |
| return EGL_PLATFORM_ANGLE_TYPE_VULKAN_ANGLE; |
| #elif defined(ANGLE_ENABLE_OPENGL) |
| # if defined(ANGLE_PLATFORM_ANDROID) || defined(ANGLE_USE_OZONE) |
| return EGL_PLATFORM_ANGLE_TYPE_OPENGLES_ANGLE; |
| # else |
| return EGL_PLATFORM_ANGLE_TYPE_OPENGL_ANGLE; |
| # endif |
| #elif defined(ANGLE_ENABLE_VULKAN) |
| return EGL_PLATFORM_ANGLE_TYPE_VULKAN_ANGLE; |
| #elif defined(ANGLE_ENABLE_NULL) |
| return EGL_PLATFORM_ANGLE_TYPE_NULL_ANGLE; |
| #else |
| # error No default ANGLE platform type |
| #endif |
| } |
| |
| rx::DisplayImpl *CreateDisplayFromAttribs(const AttributeMap &attribMap, const DisplayState &state) |
| { |
| rx::DisplayImpl *impl = nullptr; |
| EGLAttrib displayType = |
| attribMap.get(EGL_PLATFORM_ANGLE_TYPE_ANGLE, EGL_PLATFORM_ANGLE_TYPE_DEFAULT_ANGLE); |
| |
| if (displayType == EGL_PLATFORM_ANGLE_TYPE_DEFAULT_ANGLE) |
| { |
| displayType = GetDisplayTypeFromEnvironment(); |
| } |
| |
| switch (displayType) |
| { |
| case EGL_PLATFORM_ANGLE_TYPE_DEFAULT_ANGLE: |
| UNREACHABLE(); |
| break; |
| |
| case EGL_PLATFORM_ANGLE_TYPE_D3D9_ANGLE: |
| case EGL_PLATFORM_ANGLE_TYPE_D3D11_ANGLE: |
| #if defined(ANGLE_ENABLE_D3D9) || defined(ANGLE_ENABLE_D3D11) |
| impl = new rx::DisplayD3D(state); |
| #else |
| // A D3D display was requested on a platform that doesn't support it |
| UNREACHABLE(); |
| #endif |
| break; |
| |
| case EGL_PLATFORM_ANGLE_TYPE_OPENGL_ANGLE: |
| #if defined(ANGLE_ENABLE_OPENGL) |
| # if defined(ANGLE_PLATFORM_WINDOWS) |
| impl = new rx::DisplayWGL(state); |
| # elif defined(ANGLE_USE_X11) |
| impl = new rx::DisplayGLX(state); |
| # elif defined(ANGLE_PLATFORM_APPLE) |
| impl = new rx::DisplayCGL(state); |
| # elif defined(ANGLE_USE_OZONE) |
| // This might work but has never been tried, so disallow for now. |
| impl = nullptr; |
| # elif defined(ANGLE_PLATFORM_ANDROID) |
| // No GL support on this platform, fail display creation. |
| impl = nullptr; |
| # else |
| # error Unsupported OpenGL platform. |
| # endif |
| #else |
| // No display available |
| UNREACHABLE(); |
| #endif // defined(ANGLE_ENABLE_OPENGL) |
| break; |
| |
| case EGL_PLATFORM_ANGLE_TYPE_OPENGLES_ANGLE: |
| #if defined(ANGLE_ENABLE_OPENGL) |
| # if defined(ANGLE_PLATFORM_WINDOWS) |
| impl = new rx::DisplayWGL(state); |
| # elif defined(ANGLE_USE_X11) |
| impl = new rx::DisplayGLX(state); |
| # elif defined(ANGLE_USE_OZONE) |
| impl = new rx::DisplayOzone(state); |
| # elif defined(ANGLE_PLATFORM_ANDROID) |
| impl = new rx::DisplayAndroid(state); |
| # else |
| // No GLES support on this platform, fail display creation. |
| impl = nullptr; |
| # endif |
| #endif // defined(ANGLE_ENABLE_OPENGL) |
| break; |
| |
| case EGL_PLATFORM_ANGLE_TYPE_VULKAN_ANGLE: |
| #if defined(ANGLE_ENABLE_VULKAN) |
| # if defined(ANGLE_PLATFORM_WINDOWS) |
| impl = new rx::DisplayVkWin32(state); |
| # elif defined(ANGLE_PLATFORM_LINUX) |
| impl = new rx::DisplayVkXcb(state); |
| # elif defined(ANGLE_PLATFORM_ANDROID) |
| impl = new rx::DisplayVkAndroid(state); |
| # elif defined(ANGLE_PLATFORM_FUCHSIA) |
| impl = new rx::DisplayVkFuchsia(state); |
| # else |
| # error Unsupported Vulkan platform. |
| # endif |
| #else |
| // No display available |
| UNREACHABLE(); |
| #endif // defined(ANGLE_ENABLE_VULKAN) |
| break; |
| |
| case EGL_PLATFORM_ANGLE_TYPE_NULL_ANGLE: |
| #if defined(ANGLE_ENABLE_NULL) |
| impl = new rx::DisplayNULL(state); |
| #else |
| // No display available |
| UNREACHABLE(); |
| #endif // defined(ANGLE_ENABLE_NULL) |
| break; |
| |
| default: |
| UNREACHABLE(); |
| break; |
| } |
| |
| return impl; |
| } |
| |
| void Display_logError(angle::PlatformMethods *platform, const char *errorMessage) |
| { |
| gl::Trace(gl::LOG_ERR, errorMessage); |
| } |
| |
| void Display_logWarning(angle::PlatformMethods *platform, const char *warningMessage) |
| { |
| gl::Trace(gl::LOG_WARN, warningMessage); |
| } |
| |
| void Display_logInfo(angle::PlatformMethods *platform, const char *infoMessage) |
| { |
| // Uncomment to get info spam |
| #if defined(ANGLE_ENABLE_DEBUG_TRACE) |
| gl::Trace(gl::LOG_INFO, infoMessage); |
| #endif |
| } |
| |
| const std::vector<std::string> EGLStringArrayToStringVector(const char **ary) |
| { |
| std::vector<std::string> vec; |
| if (ary != nullptr) |
| { |
| for (; *ary != nullptr; ary++) |
| { |
| vec.push_back(std::string(*ary)); |
| } |
| } |
| return vec; |
| } |
| |
| void ANGLESetDefaultDisplayPlatform(angle::EGLDisplayType display) |
| { |
| angle::PlatformMethods *platformMethods = ANGLEPlatformCurrent(); |
| |
| ANGLEResetDisplayPlatform(display); |
| platformMethods->logError = Display_logError; |
| platformMethods->logWarning = Display_logWarning; |
| platformMethods->logInfo = Display_logInfo; |
| } |
| |
| } // anonymous namespace |
| |
| DisplayState::DisplayState() : label(nullptr) {} |
| |
| DisplayState::~DisplayState() {} |
| |
| // static |
| Display *Display::GetDisplayFromNativeDisplay(EGLNativeDisplayType nativeDisplay, |
| const AttributeMap &attribMap) |
| { |
| Display *display = nullptr; |
| |
| ANGLEPlatformDisplayMap *displays = GetANGLEPlatformDisplayMap(); |
| const auto &iter = displays->find(nativeDisplay); |
| if (iter != displays->end()) |
| { |
| display = iter->second; |
| } |
| |
| if (display == nullptr) |
| { |
| // Validate the native display |
| if (!Display::isValidNativeDisplay(nativeDisplay)) |
| { |
| return nullptr; |
| } |
| |
| display = new Display(EGL_PLATFORM_ANGLE_ANGLE, nativeDisplay, nullptr); |
| displays->insert(std::make_pair(nativeDisplay, display)); |
| } |
| |
| // Apply new attributes if the display is not initialized yet. |
| if (!display->isInitialized()) |
| { |
| rx::DisplayImpl *impl = CreateDisplayFromAttribs(attribMap, display->getState()); |
| if (impl == nullptr) |
| { |
| // No valid display implementation for these attributes |
| return nullptr; |
| } |
| |
| display->setAttributes(impl, attribMap); |
| } |
| |
| return display; |
| } |
| |
| // static |
| Display *Display::GetExistingDisplayFromNativeDisplay(EGLNativeDisplayType nativeDisplay) |
| { |
| ANGLEPlatformDisplayMap *displays = GetANGLEPlatformDisplayMap(); |
| const auto &iter = displays->find(nativeDisplay); |
| |
| // Check that there is a matching display |
| if (iter == displays->end()) |
| { |
| return nullptr; |
| } |
| |
| return iter->second; |
| } |
| |
| // static |
| Display *Display::GetDisplayFromDevice(Device *device, const AttributeMap &attribMap) |
| { |
| Display *display = nullptr; |
| |
| ASSERT(Device::IsValidDevice(device)); |
| |
| ANGLEPlatformDisplayMap *anglePlatformDisplays = GetANGLEPlatformDisplayMap(); |
| DevicePlatformDisplayMap *devicePlatformDisplays = GetDevicePlatformDisplayMap(); |
| |
| // First see if this eglDevice is in use by a Display created using ANGLE platform |
| for (auto &displayMapEntry : *anglePlatformDisplays) |
| { |
| egl::Display *iterDisplay = displayMapEntry.second; |
| if (iterDisplay->getDevice() == device) |
| { |
| display = iterDisplay; |
| } |
| } |
| |
| if (display == nullptr) |
| { |
| // See if the eglDevice is in use by a Display created using the DEVICE platform |
| const auto &iter = devicePlatformDisplays->find(device); |
| if (iter != devicePlatformDisplays->end()) |
| { |
| display = iter->second; |
| } |
| } |
| |
| if (display == nullptr) |
| { |
| // Otherwise create a new Display |
| display = new Display(EGL_PLATFORM_DEVICE_EXT, 0, device); |
| devicePlatformDisplays->insert(std::make_pair(device, display)); |
| } |
| |
| // Apply new attributes if the display is not initialized yet. |
| if (!display->isInitialized()) |
| { |
| rx::DisplayImpl *impl = CreateDisplayFromDevice(device, display->getState()); |
| display->setAttributes(impl, attribMap); |
| } |
| |
| return display; |
| } |
| |
| Display::Display(EGLenum platform, EGLNativeDisplayType displayId, Device *eglDevice) |
| : mImplementation(nullptr), |
| mDisplayId(displayId), |
| mAttributeMap(), |
| mConfigSet(), |
| mContextSet(), |
| mStreamSet(), |
| mInitialized(false), |
| mDeviceLost(false), |
| mCaps(), |
| mDisplayExtensions(), |
| mDisplayExtensionString(), |
| mVendorString(), |
| mDevice(eglDevice), |
| mSurface(nullptr), |
| mPlatform(platform), |
| mTextureManager(nullptr), |
| mBlobCache(gl::kDefaultMaxProgramCacheMemoryBytes), |
| mMemoryProgramCache(mBlobCache), |
| mGlobalTextureShareGroupUsers(0) |
| {} |
| |
| Display::~Display() |
| { |
| // TODO(jmadill): When is this called? |
| // terminate(); |
| |
| if (mPlatform == EGL_PLATFORM_ANGLE_ANGLE) |
| { |
| ANGLEPlatformDisplayMap *displays = GetANGLEPlatformDisplayMap(); |
| ANGLEPlatformDisplayMap::iterator iter = displays->find(mDisplayId); |
| if (iter != displays->end()) |
| { |
| displays->erase(iter); |
| } |
| } |
| else if (mPlatform == EGL_PLATFORM_DEVICE_EXT) |
| { |
| DevicePlatformDisplayMap *displays = GetDevicePlatformDisplayMap(); |
| DevicePlatformDisplayMap::iterator iter = displays->find(mDevice); |
| if (iter != displays->end()) |
| { |
| displays->erase(iter); |
| } |
| } |
| else |
| { |
| UNREACHABLE(); |
| } |
| |
| SafeDelete(mDevice); |
| SafeDelete(mImplementation); |
| } |
| |
| void Display::setLabel(EGLLabelKHR label) |
| { |
| mState.label = label; |
| } |
| |
| EGLLabelKHR Display::getLabel() const |
| { |
| return mState.label; |
| } |
| |
| void Display::setAttributes(rx::DisplayImpl *impl, const AttributeMap &attribMap) |
| { |
| ASSERT(!mInitialized); |
| |
| ASSERT(impl != nullptr); |
| SafeDelete(mImplementation); |
| mImplementation = impl; |
| |
| mAttributeMap = attribMap; |
| |
| // TODO(jmadill): Store Platform in Display and init here. |
| const angle::PlatformMethods *platformMethods = |
| reinterpret_cast<const angle::PlatformMethods *>( |
| mAttributeMap.get(EGL_PLATFORM_ANGLE_PLATFORM_METHODS_ANGLEX, 0)); |
| if (platformMethods != nullptr) |
| { |
| *ANGLEPlatformCurrent() = *platformMethods; |
| } |
| else |
| { |
| ANGLESetDefaultDisplayPlatform(this); |
| } |
| |
| const char **featuresForceEnabled = |
| reinterpret_cast<const char **>(mAttributeMap.get(EGL_FEATURE_OVERRIDES_ENABLED_ANGLE, 0)); |
| const char **featuresForceDisabled = |
| reinterpret_cast<const char **>(mAttributeMap.get(EGL_FEATURE_OVERRIDES_DISABLED_ANGLE, 0)); |
| mState.featureOverridesEnabled = EGLStringArrayToStringVector(featuresForceEnabled); |
| mState.featureOverridesDisabled = EGLStringArrayToStringVector(featuresForceDisabled); |
| } |
| |
| Error Display::initialize() |
| { |
| ASSERT(mImplementation != nullptr); |
| mImplementation->setBlobCache(&mBlobCache); |
| |
| gl::InitializeDebugAnnotations(&mAnnotator); |
| |
| gl::InitializeDebugMutexIfNeeded(); |
| |
| SCOPED_ANGLE_HISTOGRAM_TIMER("GPU.ANGLE.DisplayInitializeMS"); |
| ANGLE_TRACE_EVENT0("gpu.angle", "egl::Display::initialize"); |
| |
| if (isInitialized()) |
| { |
| return NoError(); |
| } |
| |
| Error error = mImplementation->initialize(this); |
| if (error.isError()) |
| { |
| // Log extended error message here |
| ERR() << "ANGLE Display::initialize error " << error.getID() << ": " << error.getMessage(); |
| return error; |
| } |
| |
| mCaps = mImplementation->getCaps(); |
| |
| mConfigSet = mImplementation->generateConfigs(); |
| if (mConfigSet.size() == 0) |
| { |
| mImplementation->terminate(); |
| return EglNotInitialized(); |
| } |
| |
| // OpenGL ES1 is implemented in the frontend, explicitly add ES1 support to all configs |
| for (auto &config : mConfigSet) |
| { |
| // TODO(geofflang): Enable the conformant bit once we pass enough tests |
| // config.second.conformant |= EGL_OPENGL_ES_BIT; |
| |
| config.second.renderableType |= EGL_OPENGL_ES_BIT; |
| } |
| |
| initializeFrontendFeatures(); |
| |
| mFeatures.clear(); |
| mFrontendFeatures.populateFeatureList(&mFeatures); |
| mImplementation->populateFeatureList(&mFeatures); |
| |
| initDisplayExtensions(); |
| initVendorString(); |
| |
| // Populate the Display's EGLDeviceEXT if the Display wasn't created using one |
| if (mPlatform != EGL_PLATFORM_DEVICE_EXT) |
| { |
| if (mDisplayExtensions.deviceQuery) |
| { |
| std::unique_ptr<rx::DeviceImpl> impl(mImplementation->createDevice()); |
| ASSERT(impl != nullptr); |
| error = impl->initialize(); |
| if (error.isError()) |
| { |
| ERR() << "Failed to initialize display because device creation failed: " |
| << error.getMessage(); |
| mImplementation->terminate(); |
| return error; |
| } |
| mDevice = new Device(this, impl.release()); |
| } |
| else |
| { |
| mDevice = nullptr; |
| } |
| } |
| else |
| { |
| // For EGL_PLATFORM_DEVICE_EXT, mDevice should always be populated using |
| // an external device |
| ASSERT(mDevice != nullptr); |
| } |
| |
| mInitialized = true; |
| |
| return NoError(); |
| } |
| |
| Error Display::terminate(const Thread *thread) |
| { |
| if (!mInitialized) |
| { |
| return NoError(); |
| } |
| |
| mMemoryProgramCache.clear(); |
| mBlobCache.setBlobCacheFuncs(nullptr, nullptr); |
| |
| while (!mContextSet.empty()) |
| { |
| ANGLE_TRY(destroyContext(thread, *mContextSet.begin())); |
| } |
| |
| ANGLE_TRY(makeCurrent(thread, nullptr, nullptr, nullptr)); |
| |
| // The global texture manager should be deleted with the last context that uses it. |
| ASSERT(mGlobalTextureShareGroupUsers == 0 && mTextureManager == nullptr); |
| |
| while (!mImageSet.empty()) |
| { |
| destroyImage(*mImageSet.begin()); |
| } |
| |
| while (!mStreamSet.empty()) |
| { |
| destroyStream(*mStreamSet.begin()); |
| } |
| |
| while (!mSyncSet.empty()) |
| { |
| destroySync(*mSyncSet.begin()); |
| } |
| |
| while (!mState.surfaceSet.empty()) |
| { |
| ANGLE_TRY(destroySurface(*mState.surfaceSet.begin())); |
| } |
| |
| mConfigSet.clear(); |
| |
| if (mDevice != nullptr && mDevice->getOwningDisplay() != nullptr) |
| { |
| // Don't delete the device if it was created externally using eglCreateDeviceANGLE |
| // We also shouldn't set it to null in case eglInitialize() is called again later |
| SafeDelete(mDevice); |
| } |
| |
| mImplementation->terminate(); |
| |
| mDeviceLost = false; |
| |
| mInitialized = false; |
| |
| gl::UninitializeDebugAnnotations(); |
| |
| // TODO(jmadill): Store Platform in Display and deinit here. |
| ANGLEResetDisplayPlatform(this); |
| |
| return NoError(); |
| } |
| |
| std::vector<const Config *> Display::getConfigs(const egl::AttributeMap &attribs) const |
| { |
| return mConfigSet.filter(attribs); |
| } |
| |
| std::vector<const Config *> Display::chooseConfig(const egl::AttributeMap &attribs) const |
| { |
| egl::AttributeMap attribsWithDefaults = AttributeMap(); |
| |
| // Insert default values for attributes that have either an Exact or Mask selection criteria, |
| // and a default value that matters (e.g. isn't EGL_DONT_CARE): |
| attribsWithDefaults.insert(EGL_COLOR_BUFFER_TYPE, EGL_RGB_BUFFER); |
| attribsWithDefaults.insert(EGL_LEVEL, 0); |
| attribsWithDefaults.insert(EGL_RENDERABLE_TYPE, EGL_OPENGL_ES_BIT); |
| attribsWithDefaults.insert(EGL_SURFACE_TYPE, EGL_WINDOW_BIT); |
| attribsWithDefaults.insert(EGL_TRANSPARENT_TYPE, EGL_NONE); |
| if (getExtensions().pixelFormatFloat) |
| { |
| attribsWithDefaults.insert(EGL_COLOR_COMPONENT_TYPE_EXT, |
| EGL_COLOR_COMPONENT_TYPE_FIXED_EXT); |
| } |
| |
| // Add the caller-specified values (Note: the poorly-named insert() method will replace any |
| // of the default values from above): |
| for (auto attribIter = attribs.begin(); attribIter != attribs.end(); attribIter++) |
| { |
| attribsWithDefaults.insert(attribIter->first, attribIter->second); |
| } |
| |
| return mConfigSet.filter(attribsWithDefaults); |
| } |
| |
| Error Display::createWindowSurface(const Config *configuration, |
| EGLNativeWindowType window, |
| const AttributeMap &attribs, |
| Surface **outSurface) |
| { |
| if (mImplementation->testDeviceLost()) |
| { |
| ANGLE_TRY(restoreLostDevice()); |
| } |
| |
| SurfacePointer surface(new WindowSurface(mImplementation, configuration, window, attribs), |
| this); |
| ANGLE_TRY(surface->initialize(this)); |
| |
| ASSERT(outSurface != nullptr); |
| *outSurface = surface.release(); |
| mState.surfaceSet.insert(*outSurface); |
| |
| WindowSurfaceMap *windowSurfaces = GetWindowSurfaces(); |
| ASSERT(windowSurfaces && windowSurfaces->find(window) == windowSurfaces->end()); |
| windowSurfaces->insert(std::make_pair(window, *outSurface)); |
| |
| mSurface = *outSurface; |
| |
| return NoError(); |
| } |
| |
| Error Display::createPbufferSurface(const Config *configuration, |
| const AttributeMap &attribs, |
| Surface **outSurface) |
| { |
| ASSERT(isInitialized()); |
| |
| if (mImplementation->testDeviceLost()) |
| { |
| ANGLE_TRY(restoreLostDevice()); |
| } |
| |
| SurfacePointer surface(new PbufferSurface(mImplementation, configuration, attribs), this); |
| ANGLE_TRY(surface->initialize(this)); |
| |
| ASSERT(outSurface != nullptr); |
| *outSurface = surface.release(); |
| mState.surfaceSet.insert(*outSurface); |
| |
| return NoError(); |
| } |
| |
| Error Display::createPbufferFromClientBuffer(const Config *configuration, |
| EGLenum buftype, |
| EGLClientBuffer clientBuffer, |
| const AttributeMap &attribs, |
| Surface **outSurface) |
| { |
| ASSERT(isInitialized()); |
| |
| if (mImplementation->testDeviceLost()) |
| { |
| ANGLE_TRY(restoreLostDevice()); |
| } |
| |
| SurfacePointer surface( |
| new PbufferSurface(mImplementation, configuration, buftype, clientBuffer, attribs), this); |
| ANGLE_TRY(surface->initialize(this)); |
| |
| ASSERT(outSurface != nullptr); |
| *outSurface = surface.release(); |
| mState.surfaceSet.insert(*outSurface); |
| |
| return NoError(); |
| } |
| |
| Error Display::createPixmapSurface(const Config *configuration, |
| NativePixmapType nativePixmap, |
| const AttributeMap &attribs, |
| Surface **outSurface) |
| { |
| ASSERT(isInitialized()); |
| |
| if (mImplementation->testDeviceLost()) |
| { |
| ANGLE_TRY(restoreLostDevice()); |
| } |
| |
| SurfacePointer surface(new PixmapSurface(mImplementation, configuration, nativePixmap, attribs), |
| this); |
| ANGLE_TRY(surface->initialize(this)); |
| |
| ASSERT(outSurface != nullptr); |
| *outSurface = surface.release(); |
| mState.surfaceSet.insert(*outSurface); |
| |
| return NoError(); |
| } |
| |
| Error Display::createImage(const gl::Context *context, |
| EGLenum target, |
| EGLClientBuffer buffer, |
| const AttributeMap &attribs, |
| Image **outImage) |
| { |
| ASSERT(isInitialized()); |
| |
| if (mImplementation->testDeviceLost()) |
| { |
| ANGLE_TRY(restoreLostDevice()); |
| } |
| |
| egl::ImageSibling *sibling = nullptr; |
| if (IsTextureTarget(target)) |
| { |
| sibling = context->getTexture({egl_gl::EGLClientBufferToGLObjectHandle(buffer)}); |
| } |
| else if (IsRenderbufferTarget(target)) |
| { |
| sibling = context->getRenderbuffer({egl_gl::EGLClientBufferToGLObjectHandle(buffer)}); |
| } |
| else if (IsExternalImageTarget(target)) |
| { |
| sibling = new ExternalImageSibling(mImplementation, context, target, buffer, attribs); |
| } |
| else |
| { |
| UNREACHABLE(); |
| } |
| ASSERT(sibling != nullptr); |
| |
| angle::UniqueObjectPointer<Image, Display> imagePtr( |
| new Image(mImplementation, context, target, sibling, attribs), this); |
| ANGLE_TRY(imagePtr->initialize(this)); |
| |
| Image *image = imagePtr.release(); |
| |
| ASSERT(outImage != nullptr); |
| *outImage = image; |
| |
| // Add this image to the list of all images and hold a ref to it. |
| image->addRef(); |
| mImageSet.insert(image); |
| |
| return NoError(); |
| } |
| |
| Error Display::createStream(const AttributeMap &attribs, Stream **outStream) |
| { |
| ASSERT(isInitialized()); |
| |
| Stream *stream = new Stream(this, attribs); |
| |
| ASSERT(stream != nullptr); |
| mStreamSet.insert(stream); |
| |
| ASSERT(outStream != nullptr); |
| *outStream = stream; |
| |
| return NoError(); |
| } |
| |
| Error Display::createContext(const Config *configuration, |
| gl::Context *shareContext, |
| EGLenum clientType, |
| const AttributeMap &attribs, |
| gl::Context **outContext) |
| { |
| ASSERT(isInitialized()); |
| |
| if (mImplementation->testDeviceLost()) |
| { |
| ANGLE_TRY(restoreLostDevice()); |
| } |
| |
| // This display texture sharing will allow the first context to create the texture share group. |
| bool usingDisplayTextureShareGroup = |
| attribs.get(EGL_DISPLAY_TEXTURE_SHARE_GROUP_ANGLE, EGL_FALSE) == EGL_TRUE; |
| gl::TextureManager *shareTextures = nullptr; |
| |
| if (usingDisplayTextureShareGroup) |
| { |
| ASSERT((mTextureManager == nullptr) == (mGlobalTextureShareGroupUsers == 0)); |
| if (mTextureManager == nullptr) |
| { |
| mTextureManager = new gl::TextureManager(); |
| } |
| |
| mGlobalTextureShareGroupUsers++; |
| shareTextures = mTextureManager; |
| } |
| |
| gl::MemoryProgramCache *cachePointer = &mMemoryProgramCache; |
| |
| // Check context creation attributes to see if we are using EGL_ANGLE_program_cache_control. |
| // If not, keep caching enabled for EGL_ANDROID_blob_cache, which can have its callbacks set |
| // at any time. |
| bool usesProgramCacheControl = |
| mAttributeMap.contains(EGL_CONTEXT_PROGRAM_BINARY_CACHE_ENABLED_ANGLE); |
| if (usesProgramCacheControl) |
| { |
| bool programCacheControlEnabled = |
| (mAttributeMap.get(EGL_CONTEXT_PROGRAM_BINARY_CACHE_ENABLED_ANGLE, GL_FALSE) == |
| GL_TRUE); |
| // A program cache size of zero indicates it should be disabled. |
| if (!programCacheControlEnabled || mMemoryProgramCache.maxSize() == 0) |
| { |
| cachePointer = nullptr; |
| } |
| } |
| |
| gl::Context *context = |
| new gl::Context(this, configuration, shareContext, shareTextures, cachePointer, clientType, |
| attribs, mDisplayExtensions, GetClientExtensions()); |
| if (shareContext != nullptr) |
| { |
| shareContext->setShared(); |
| } |
| |
| ASSERT(context != nullptr); |
| mContextSet.insert(context); |
| |
| ASSERT(outContext != nullptr); |
| *outContext = context; |
| return NoError(); |
| } |
| |
| Error Display::createSync(const gl::Context *currentContext, |
| EGLenum type, |
| const AttributeMap &attribs, |
| Sync **outSync) |
| { |
| ASSERT(isInitialized()); |
| |
| if (mImplementation->testDeviceLost()) |
| { |
| ANGLE_TRY(restoreLostDevice()); |
| } |
| |
| angle::UniqueObjectPointer<egl::Sync, Display> syncPtr(new Sync(mImplementation, type, attribs), |
| this); |
| |
| ANGLE_TRY(syncPtr->initialize(this, currentContext)); |
| |
| Sync *sync = syncPtr.release(); |
| |
| sync->addRef(); |
| mSyncSet.insert(sync); |
| |
| *outSync = sync; |
| return NoError(); |
| } |
| |
| Error Display::makeCurrent(const Thread *thread, |
| egl::Surface *drawSurface, |
| egl::Surface *readSurface, |
| gl::Context *context) |
| { |
| if (!mInitialized) |
| { |
| return NoError(); |
| } |
| |
| gl::Context *previousContext = thread->getContext(); |
| if (previousContext) |
| { |
| ANGLE_TRY(previousContext->unMakeCurrent(this)); |
| } |
| |
| ANGLE_TRY(mImplementation->makeCurrent(drawSurface, readSurface, context)); |
| |
| if (context != nullptr) |
| { |
| ANGLE_TRY(context->makeCurrent(this, drawSurface, readSurface)); |
| } |
| |
| return NoError(); |
| } |
| |
| Error Display::restoreLostDevice() |
| { |
| for (ContextSet::iterator ctx = mContextSet.begin(); ctx != mContextSet.end(); ctx++) |
| { |
| if ((*ctx)->isResetNotificationEnabled()) |
| { |
| // If reset notifications have been requested, application must delete all contexts |
| // first |
| return EglContextLost(); |
| } |
| } |
| |
| return mImplementation->restoreLostDevice(this); |
| } |
| |
| Error Display::destroySurface(Surface *surface) |
| { |
| if (surface->getType() == EGL_WINDOW_BIT) |
| { |
| WindowSurfaceMap *windowSurfaces = GetWindowSurfaces(); |
| ASSERT(windowSurfaces); |
| |
| bool surfaceRemoved = false; |
| for (WindowSurfaceMap::iterator iter = windowSurfaces->begin(); |
| iter != windowSurfaces->end(); iter++) |
| { |
| if (iter->second == surface) |
| { |
| windowSurfaces->erase(iter); |
| surfaceRemoved = true; |
| break; |
| } |
| } |
| |
| ASSERT(surfaceRemoved); |
| } |
| |
| mState.surfaceSet.erase(surface); |
| ANGLE_TRY(surface->onDestroy(this)); |
| return NoError(); |
| } |
| |
| void Display::destroyImage(egl::Image *image) |
| { |
| auto iter = mImageSet.find(image); |
| ASSERT(iter != mImageSet.end()); |
| (*iter)->release(this); |
| mImageSet.erase(iter); |
| } |
| |
| void Display::destroyStream(egl::Stream *stream) |
| { |
| mStreamSet.erase(stream); |
| SafeDelete(stream); |
| } |
| |
| Error Display::destroyContext(const Thread *thread, gl::Context *context) |
| { |
| gl::Context *currentContext = thread->getContext(); |
| Surface *currentDrawSurface = thread->getCurrentDrawSurface(); |
| Surface *currentReadSurface = thread->getCurrentReadSurface(); |
| bool changeContextForDeletion = context != currentContext; |
| |
| // Make the context being deleted current during it's deletion. This allows it to delete |
| // any resources it's holding. |
| if (changeContextForDeletion) |
| { |
| ANGLE_TRY(makeCurrent(thread, nullptr, nullptr, context)); |
| } |
| |
| if (context->usingDisplayTextureShareGroup()) |
| { |
| ASSERT(mGlobalTextureShareGroupUsers >= 1 && mTextureManager != nullptr); |
| if (mGlobalTextureShareGroupUsers == 1) |
| { |
| // If this is the last context using the global share group, destroy the global |
| // texture manager so that the textures can be destroyed while a context still |
| // exists |
| mTextureManager->release(context); |
| mTextureManager = nullptr; |
| } |
| mGlobalTextureShareGroupUsers--; |
| } |
| |
| ANGLE_TRY(context->onDestroy(this)); |
| mContextSet.erase(context); |
| SafeDelete(context); |
| |
| // Set the previous context back to current |
| if (changeContextForDeletion) |
| { |
| ANGLE_TRY(makeCurrent(thread, currentDrawSurface, currentReadSurface, currentContext)); |
| } |
| |
| return NoError(); |
| } |
| |
| void Display::destroySync(egl::Sync *sync) |
| { |
| auto iter = mSyncSet.find(sync); |
| ASSERT(iter != mSyncSet.end()); |
| (*iter)->release(this); |
| mSyncSet.erase(iter); |
| } |
| |
| bool Display::isDeviceLost() const |
| { |
| ASSERT(isInitialized()); |
| return mDeviceLost; |
| } |
| |
| bool Display::testDeviceLost() |
| { |
| ASSERT(isInitialized()); |
| |
| if (!mDeviceLost && mImplementation->testDeviceLost()) |
| { |
| notifyDeviceLost(); |
| } |
| |
| return mDeviceLost; |
| } |
| |
| void Display::notifyDeviceLost() |
| { |
| if (mDeviceLost) |
| { |
| return; |
| } |
| |
| for (ContextSet::iterator context = mContextSet.begin(); context != mContextSet.end(); |
| context++) |
| { |
| (*context)->markContextLost(gl::GraphicsResetStatus::UnknownContextReset); |
| } |
| |
| mDeviceLost = true; |
| } |
| |
| void Display::setBlobCacheFuncs(EGLSetBlobFuncANDROID set, EGLGetBlobFuncANDROID get) |
| { |
| mBlobCache.setBlobCacheFuncs(set, get); |
| mImplementation->setBlobCacheFuncs(set, get); |
| } |
| |
| // static |
| EGLClientBuffer Display::GetNativeClientBuffer(const AHardwareBuffer *buffer) |
| { |
| return angle::android::AHardwareBufferToClientBuffer(buffer); |
| } |
| |
| Error Display::waitClient(const gl::Context *context) |
| { |
| return mImplementation->waitClient(context); |
| } |
| |
| Error Display::waitNative(const gl::Context *context, EGLint engine) |
| { |
| return mImplementation->waitNative(context, engine); |
| } |
| |
| const Caps &Display::getCaps() const |
| { |
| return mCaps; |
| } |
| |
| bool Display::isInitialized() const |
| { |
| return mInitialized; |
| } |
| |
| bool Display::isValidConfig(const Config *config) const |
| { |
| return mConfigSet.contains(config); |
| } |
| |
| bool Display::isValidContext(const gl::Context *context) const |
| { |
| return mContextSet.find(const_cast<gl::Context *>(context)) != mContextSet.end(); |
| } |
| |
| bool Display::isValidSurface(const Surface *surface) const |
| { |
| return mState.surfaceSet.find(const_cast<Surface *>(surface)) != mState.surfaceSet.end(); |
| } |
| |
| bool Display::isValidImage(const Image *image) const |
| { |
| return mImageSet.find(const_cast<Image *>(image)) != mImageSet.end(); |
| } |
| |
| bool Display::isValidStream(const Stream *stream) const |
| { |
| return mStreamSet.find(const_cast<Stream *>(stream)) != mStreamSet.end(); |
| } |
| |
| bool Display::isValidSync(const Sync *sync) const |
| { |
| return mSyncSet.find(const_cast<Sync *>(sync)) != mSyncSet.end(); |
| } |
| |
| bool Display::hasExistingWindowSurface(EGLNativeWindowType window) |
| { |
| WindowSurfaceMap *windowSurfaces = GetWindowSurfaces(); |
| ASSERT(windowSurfaces); |
| |
| return windowSurfaces->find(window) != windowSurfaces->end(); |
| } |
| |
| static ClientExtensions GenerateClientExtensions() |
| { |
| ClientExtensions extensions; |
| |
| extensions.clientExtensions = true; |
| extensions.platformBase = true; |
| extensions.platformANGLE = true; |
| |
| #if defined(ANGLE_ENABLE_D3D9) || defined(ANGLE_ENABLE_D3D11) |
| extensions.platformANGLED3D = true; |
| extensions.platformDevice = true; |
| #endif |
| |
| #if defined(ANGLE_ENABLE_D3D11) |
| extensions.platformANGLED3D11ON12 = IsWindows10OrGreater(); |
| #endif |
| |
| #if defined(ANGLE_ENABLE_OPENGL) |
| extensions.platformANGLEOpenGL = true; |
| |
| // Selecting context virtualization is currently only supported in the OpenGL backend. |
| extensions.platformANGLEContextVirtualization = true; |
| #endif |
| |
| #if defined(ANGLE_ENABLE_NULL) |
| extensions.platformANGLENULL = true; |
| #endif |
| |
| #if defined(ANGLE_ENABLE_D3D11) |
| extensions.deviceCreation = true; |
| extensions.deviceCreationD3D11 = true; |
| extensions.experimentalPresentPath = true; |
| #endif |
| |
| #if defined(ANGLE_ENABLE_VULKAN) |
| extensions.platformANGLEVulkan = true; |
| extensions.platformANGLEDeviceTypeSwiftShader = true; |
| #endif |
| |
| #if defined(ANGLE_USE_X11) |
| extensions.x11Visual = true; |
| #endif |
| |
| extensions.clientGetAllProcAddresses = true; |
| extensions.debug = true; |
| extensions.explicitContext = true; |
| extensions.featureControlANGLE = true; |
| |
| return extensions; |
| } |
| |
| template <typename T> |
| static std::string GenerateExtensionsString(const T &extensions) |
| { |
| std::vector<std::string> extensionsVector = extensions.getStrings(); |
| |
| std::ostringstream stream; |
| std::copy(extensionsVector.begin(), extensionsVector.end(), |
| std::ostream_iterator<std::string>(stream, " ")); |
| return stream.str(); |
| } |
| |
| // static |
| const ClientExtensions &Display::GetClientExtensions() |
| { |
| static const ClientExtensions clientExtensions = GenerateClientExtensions(); |
| return clientExtensions; |
| } |
| |
| // static |
| const std::string &Display::GetClientExtensionString() |
| { |
| static const angle::base::NoDestructor<std::string> clientExtensionsString( |
| GenerateExtensionsString(GetClientExtensions())); |
| return *clientExtensionsString; |
| } |
| |
| void Display::initDisplayExtensions() |
| { |
| mDisplayExtensions = mImplementation->getExtensions(); |
| |
| // Some extensions are always available because they are implemented in the EGL layer. |
| mDisplayExtensions.createContext = true; |
| mDisplayExtensions.createContextNoError = true; |
| mDisplayExtensions.createContextWebGLCompatibility = true; |
| mDisplayExtensions.createContextBindGeneratesResource = true; |
| mDisplayExtensions.createContextClientArrays = true; |
| mDisplayExtensions.pixelFormatFloat = true; |
| |
| // Force EGL_KHR_get_all_proc_addresses on. |
| mDisplayExtensions.getAllProcAddresses = true; |
| |
| // Enable program cache control since it is not back-end dependent. |
| mDisplayExtensions.programCacheControl = true; |
| |
| // Request extension is implemented in the ANGLE frontend |
| mDisplayExtensions.createContextExtensionsEnabled = true; |
| |
| // Blob cache extension is provided by the ANGLE frontend |
| mDisplayExtensions.blobCache = true; |
| |
| // The EGL_ANDROID_recordable extension is provided by the ANGLE frontend, and will always |
| // say that ANativeWindow is not recordable. |
| mDisplayExtensions.recordable = true; |
| |
| // All backends support specific context versions |
| mDisplayExtensions.createContextBackwardsCompatible = true; |
| |
| mDisplayExtensionString = GenerateExtensionsString(mDisplayExtensions); |
| } |
| |
| bool Display::isValidNativeWindow(EGLNativeWindowType window) const |
| { |
| return mImplementation->isValidNativeWindow(window); |
| } |
| |
| Error Display::validateClientBuffer(const Config *configuration, |
| EGLenum buftype, |
| EGLClientBuffer clientBuffer, |
| const AttributeMap &attribs) const |
| { |
| return mImplementation->validateClientBuffer(configuration, buftype, clientBuffer, attribs); |
| } |
| |
| Error Display::validateImageClientBuffer(const gl::Context *context, |
| EGLenum target, |
| EGLClientBuffer clientBuffer, |
| const egl::AttributeMap &attribs) const |
| { |
| return mImplementation->validateImageClientBuffer(context, target, clientBuffer, attribs); |
| } |
| |
| bool Display::isValidDisplay(const egl::Display *display) |
| { |
| const ANGLEPlatformDisplayMap *anglePlatformDisplayMap = GetANGLEPlatformDisplayMap(); |
| for (const auto &displayPair : *anglePlatformDisplayMap) |
| { |
| if (displayPair.second == display) |
| { |
| return true; |
| } |
| } |
| |
| const DevicePlatformDisplayMap *devicePlatformDisplayMap = GetDevicePlatformDisplayMap(); |
| for (const auto &displayPair : *devicePlatformDisplayMap) |
| { |
| if (displayPair.second == display) |
| { |
| return true; |
| } |
| } |
| |
| return false; |
| } |
| |
| bool Display::isValidNativeDisplay(EGLNativeDisplayType display) |
| { |
| // TODO(jmadill): handle this properly |
| if (display == EGL_DEFAULT_DISPLAY) |
| { |
| return true; |
| } |
| |
| #if defined(ANGLE_PLATFORM_WINDOWS) && !defined(ANGLE_ENABLE_WINDOWS_UWP) |
| if (display == EGL_SOFTWARE_DISPLAY_ANGLE || display == EGL_D3D11_ELSE_D3D9_DISPLAY_ANGLE || |
| display == EGL_D3D11_ONLY_DISPLAY_ANGLE) |
| { |
| return true; |
| } |
| return (WindowFromDC(display) != nullptr); |
| #else |
| return true; |
| #endif |
| } |
| |
| void Display::initVendorString() |
| { |
| mVendorString = mImplementation->getVendorString(); |
| } |
| |
| void Display::initializeFrontendFeatures() |
| { |
| // Enable on all Impls |
| ANGLE_FEATURE_CONDITION((&mFrontendFeatures), loseContextOnOutOfMemory, true) |
| ANGLE_FEATURE_CONDITION((&mFrontendFeatures), scalarizeVecAndMatConstructorArgs, true) |
| |
| mImplementation->initializeFrontendFeatures(&mFrontendFeatures); |
| |
| rx::OverrideFeaturesWithDisplayState(&mFrontendFeatures, mState); |
| } |
| |
| const DisplayExtensions &Display::getExtensions() const |
| { |
| return mDisplayExtensions; |
| } |
| |
| const std::string &Display::getExtensionString() const |
| { |
| return mDisplayExtensionString; |
| } |
| |
| const std::string &Display::getVendorString() const |
| { |
| return mVendorString; |
| } |
| |
| Device *Display::getDevice() const |
| { |
| return mDevice; |
| } |
| |
| Surface *Display::getWGLSurface() const |
| { |
| return mSurface; |
| } |
| |
| gl::Version Display::getMaxSupportedESVersion() const |
| { |
| return mImplementation->getMaxSupportedESVersion(); |
| } |
| |
| EGLint Display::programCacheGetAttrib(EGLenum attrib) const |
| { |
| switch (attrib) |
| { |
| case EGL_PROGRAM_CACHE_KEY_LENGTH_ANGLE: |
| return static_cast<EGLint>(BlobCache::kKeyLength); |
| |
| case EGL_PROGRAM_CACHE_SIZE_ANGLE: |
| return static_cast<EGLint>(mMemoryProgramCache.entryCount()); |
| |
| default: |
| UNREACHABLE(); |
| return 0; |
| } |
| } |
| |
| Error Display::programCacheQuery(EGLint index, |
| void *key, |
| EGLint *keysize, |
| void *binary, |
| EGLint *binarysize) |
| { |
| ASSERT(index >= 0 && index < static_cast<EGLint>(mMemoryProgramCache.entryCount())); |
| |
| const BlobCache::Key *programHash = nullptr; |
| BlobCache::Value programBinary; |
| // TODO(jmadill): Make this thread-safe. |
| bool result = |
| mMemoryProgramCache.getAt(static_cast<size_t>(index), &programHash, &programBinary); |
| if (!result) |
| { |
| return EglBadAccess() << "Program binary not accessible."; |
| } |
| |
| ASSERT(keysize && binarysize); |
| |
| if (key) |
| { |
| ASSERT(*keysize == static_cast<EGLint>(BlobCache::kKeyLength)); |
| memcpy(key, programHash->data(), BlobCache::kKeyLength); |
| } |
| |
| if (binary) |
| { |
| // Note: we check the size here instead of in the validation code, since we need to |
| // access the cache as atomically as possible. It's possible that the cache contents |
| // could change between the validation size check and the retrieval. |
| if (programBinary.size() > static_cast<size_t>(*binarysize)) |
| { |
| return EglBadAccess() << "Program binary too large or changed during access."; |
| } |
| |
| memcpy(binary, programBinary.data(), programBinary.size()); |
| } |
| |
| *binarysize = static_cast<EGLint>(programBinary.size()); |
| *keysize = static_cast<EGLint>(BlobCache::kKeyLength); |
| |
| return NoError(); |
| } |
| |
| Error Display::programCachePopulate(const void *key, |
| EGLint keysize, |
| const void *binary, |
| EGLint binarysize) |
| { |
| ASSERT(keysize == static_cast<EGLint>(BlobCache::kKeyLength)); |
| |
| BlobCache::Key programHash; |
| memcpy(programHash.data(), key, BlobCache::kKeyLength); |
| |
| mMemoryProgramCache.putBinary(programHash, reinterpret_cast<const uint8_t *>(binary), |
| static_cast<size_t>(binarysize)); |
| return NoError(); |
| } |
| |
| EGLint Display::programCacheResize(EGLint limit, EGLenum mode) |
| { |
| switch (mode) |
| { |
| case EGL_PROGRAM_CACHE_RESIZE_ANGLE: |
| { |
| size_t initialSize = mMemoryProgramCache.size(); |
| mMemoryProgramCache.resize(static_cast<size_t>(limit)); |
| return static_cast<EGLint>(initialSize); |
| } |
| |
| case EGL_PROGRAM_CACHE_TRIM_ANGLE: |
| return static_cast<EGLint>(mMemoryProgramCache.trim(static_cast<size_t>(limit))); |
| |
| default: |
| UNREACHABLE(); |
| return 0; |
| } |
| } |
| |
| const char *Display::queryStringi(const EGLint name, const EGLint index) |
| { |
| const char *result = nullptr; |
| switch (name) |
| { |
| case EGL_FEATURE_NAME_ANGLE: |
| result = mFeatures[index]->name; |
| break; |
| case EGL_FEATURE_CATEGORY_ANGLE: |
| result = angle::FeatureCategoryToString(mFeatures[index]->category); |
| break; |
| case EGL_FEATURE_DESCRIPTION_ANGLE: |
| result = mFeatures[index]->description; |
| break; |
| case EGL_FEATURE_BUG_ANGLE: |
| result = mFeatures[index]->bug; |
| break; |
| case EGL_FEATURE_STATUS_ANGLE: |
| result = angle::FeatureStatusToString(mFeatures[index]->enabled); |
| break; |
| case EGL_FEATURE_CONDITION_ANGLE: |
| result = mFeatures[index]->condition; |
| break; |
| default: |
| UNREACHABLE(); |
| return nullptr; |
| } |
| return result; |
| } |
| |
| EGLAttrib Display::queryAttrib(const EGLint attribute) |
| { |
| EGLAttrib value = 0; |
| switch (attribute) |
| { |
| case EGL_DEVICE_EXT: |
| value = reinterpret_cast<EGLAttrib>(mDevice); |
| break; |
| |
| case EGL_FEATURE_COUNT_ANGLE: |
| value = mFeatures.size(); |
| break; |
| |
| default: |
| UNREACHABLE(); |
| } |
| return value; |
| } |
| } // namespace egl |
