| /* |
| * Copyright (C) 2007 The Android Open Source Project |
| * |
| * 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. |
| */ |
| |
| #ifndef ANDROID_DISPLAY_HARDWARE_H |
| #define ANDROID_DISPLAY_HARDWARE_H |
| |
| #include <stdlib.h> |
| |
| #include <ui/PixelFormat.h> |
| #include <ui/Region.h> |
| |
| #include <GLES/gl.h> |
| #include <GLES/glext.h> |
| #include <EGL/egl.h> |
| #include <EGL/eglext.h> |
| |
| #include <utils/Mutex.h> |
| #include <utils/Timers.h> |
| |
| #include "Transform.h" |
| |
| #include "DisplayHardware/DisplayHardwareBase.h" |
| |
| namespace android { |
| |
| class DisplayInfo; |
| class FramebufferSurface; |
| class LayerBase; |
| class SurfaceFlinger; |
| class SurfaceTextureClient; |
| |
| class DisplayHardware : public DisplayHardwareBase |
| { |
| public: |
| |
| enum { |
| PARTIAL_UPDATES = 0x00020000, // video driver feature |
| SWAP_RECTANGLE = 0x00080000, |
| }; |
| |
| DisplayHardware( |
| const sp<SurfaceFlinger>& flinger, |
| int dpy, |
| const sp<SurfaceTextureClient>& surface, |
| EGLConfig config); |
| |
| virtual ~DisplayHardware(); |
| |
| // Flip the front and back buffers if the back buffer is "dirty". Might |
| // be instantaneous, might involve copying the frame buffer around. |
| void flip(const Region& dirty) const; |
| |
| void onVSyncReceived(nsecs_t timestamp); |
| |
| float getDpiX() const; |
| float getDpiY() const; |
| float getRefreshRate() const; |
| float getDensity() const; |
| int getWidth() const; |
| int getHeight() const; |
| PixelFormat getFormat() const; |
| uint32_t getFlags() const; |
| nsecs_t getRefreshPeriod() const; |
| nsecs_t getRefreshTimestamp() const; |
| status_t getInfo(DisplayInfo* info) const; |
| |
| EGLSurface getEGLSurface() const; |
| |
| void setVisibleLayersSortedByZ(const Vector< sp<LayerBase> >& layers); |
| Vector< sp<LayerBase> > getVisibleLayersSortedByZ() const; |
| bool getSecureLayerVisible() const; |
| |
| status_t setOrientation(int orientation); |
| int getOrientation() const { return mOrientation; } |
| const Transform& getTransform() const { return mGlobalTransform; } |
| |
| uint32_t getPageFlipCount() const; |
| EGLDisplay getEGLDisplay() const { return mDisplay; } |
| |
| void dump(String8& res) const; |
| |
| status_t compositionComplete() const; |
| |
| Rect getBounds() const { |
| return Rect(mDisplayWidth, mDisplayHeight); |
| } |
| inline Rect bounds() const { return getBounds(); } |
| |
| private: |
| void init(EGLConfig config); |
| |
| /* |
| * Constants, set during initialization |
| */ |
| sp<SurfaceFlinger> mFlinger; |
| int mDisplayId; |
| // ANativeWindow this display is rendering into |
| sp<SurfaceTextureClient> mNativeWindow; |
| // set if mNativeWindow is a FramebufferSurface |
| sp<FramebufferSurface> mFramebufferSurface; |
| |
| |
| EGLDisplay mDisplay; |
| EGLSurface mSurface; |
| EGLContext mContext; |
| float mDpiX; |
| float mDpiY; |
| float mRefreshRate; |
| float mDensity; |
| int mDisplayWidth; |
| int mDisplayHeight; |
| PixelFormat mFormat; |
| uint32_t mFlags; |
| mutable uint32_t mPageFlipCount; |
| |
| nsecs_t mRefreshPeriod; |
| |
| /* |
| * Can only accessed from the main thread, these members |
| * don't need synchronization. |
| */ |
| // list of visible layers on that display |
| Vector< sp<LayerBase> > mVisibleLayersSortedByZ; |
| // Whether we have a visible secure layer on this display |
| bool mSecureLayerVisible; |
| |
| |
| // this used to be in GraphicPlane |
| static status_t orientationToTransfrom(int orientation, int w, int h, |
| Transform* tr); |
| Transform mGlobalTransform; |
| int mOrientation; |
| |
| /* |
| * protected by mLock |
| */ |
| mutable Mutex mLock; |
| mutable nsecs_t mLastHwVSync; |
| }; |
| |
| }; // namespace android |
| |
| #endif // ANDROID_DISPLAY_HARDWARE_H |