| // Copyright 2016 The SwiftShader Authors. All Rights Reserved. |
| // |
| // Licensed under the Apache License, Version 2.0 (the "License"); |
| // you may not use this file except in compliance with the License. |
| // You may obtain a copy of the License at |
| // |
| // http://www.apache.org/licenses/LICENSE-2.0 |
| // |
| // Unless required by applicable law or agreed to in writing, software |
| // distributed under the License is distributed on an "AS IS" BASIS, |
| // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| // See the License for the specific language governing permissions and |
| // limitations under the License. |
| |
| // Display.h: Defines the egl::Display class, representing the abstract |
| // display on which graphics are drawn. Implements EGLDisplay. |
| // [EGL 1.4] section 2.1.2 page 3. |
| |
| #ifndef INCLUDE_DISPLAY_H_ |
| #define INCLUDE_DISPLAY_H_ |
| |
| #include "Config.h" |
| #include "Common/MutexLock.hpp" |
| #include "Sync.hpp" |
| #include "common/NameSpace.hpp" |
| |
| #include <set> |
| |
| namespace egl |
| { |
| class Surface; |
| class Context; |
| class Image; |
| |
| const EGLDisplay PRIMARY_DISPLAY = reinterpret_cast<EGLDisplay>((intptr_t)1); |
| const EGLDisplay HEADLESS_DISPLAY = reinterpret_cast<EGLDisplay>((intptr_t)0xFACE1E55); |
| |
| class [[clang::lto_visibility_public]] Display |
| { |
| protected: |
| explicit Display(EGLDisplay eglDisplay, void *nativeDisplay); |
| virtual ~Display() = 0; |
| |
| public: |
| static Display *get(EGLDisplay dpy); |
| |
| bool initialize(); |
| void terminate(); |
| |
| bool getConfigs(EGLConfig *configs, const EGLint *attribList, EGLint configSize, EGLint *numConfig); |
| bool getConfigAttrib(EGLConfig config, EGLint attribute, EGLint *value); |
| |
| EGLSurface createWindowSurface(EGLNativeWindowType window, EGLConfig config, const EGLint *attribList); |
| EGLSurface createPBufferSurface(EGLConfig config, const EGLint *attribList); |
| EGLContext createContext(EGLConfig configHandle, const Context *shareContext, EGLint clientVersion); |
| EGLSyncKHR createSync(Context *context); |
| |
| void destroySurface(Surface *surface); |
| void destroyContext(Context *context); |
| void destroySync(FenceSync *sync); |
| |
| bool isInitialized() const; |
| bool isValidConfig(EGLConfig config); |
| bool isValidContext(Context *context); |
| bool isValidSurface(Surface *surface); |
| bool isValidWindow(EGLNativeWindowType window); |
| bool hasExistingWindowSurface(EGLNativeWindowType window); |
| bool isValidSync(FenceSync *sync); |
| |
| EGLint getMinSwapInterval() const; |
| EGLint getMaxSwapInterval() const; |
| |
| EGLDisplay getEGLDisplay() const; |
| void *getNativeDisplay() const; |
| |
| EGLImageKHR createSharedImage(Image *image); |
| bool destroySharedImage(EGLImageKHR); |
| virtual Image *getSharedImage(EGLImageKHR name) = 0; |
| |
| private: |
| sw::Format getDisplayFormat() const; |
| |
| const EGLDisplay eglDisplay; |
| void *const nativeDisplay; |
| |
| EGLint mMaxSwapInterval; |
| EGLint mMinSwapInterval; |
| |
| typedef std::set<Surface*> SurfaceSet; |
| SurfaceSet mSurfaceSet; |
| |
| ConfigSet mConfigSet; |
| |
| typedef std::set<Context*> ContextSet; |
| ContextSet mContextSet; |
| |
| typedef std::set<FenceSync*> SyncSet; |
| sw::MutexLock mSyncSetMutex; |
| SyncSet mSyncSet; |
| |
| gl::NameSpace<Image> mSharedImageNameSpace; |
| }; |
| } |
| |
| #endif // INCLUDE_DISPLAY_H_ |