1 files changed, 105 insertions, 0 deletions
diff --git a/libs/surfaceflinger/DisplayHardware/DisplayHardware.h b/libs/surfaceflinger/DisplayHardware/DisplayHardware.h
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+++ b/libs/surfaceflinger/DisplayHardware/DisplayHardware.h
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+/*
+ * 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/egl.h>
+
+#include "DisplayHardware/DisplayHardwareBase.h"
+
+struct copybit_image_t;
+struct copybit_t;
+
+namespace android {
+
+class EGLDisplaySurface;
+
+class DisplayHardware : public DisplayHardwareBase
+{
+public:
+    enum {
+        COPY_BACK_EXTENSION     = 0x00000001,
+        DIRECT_TEXTURE          = 0x00000002,
+        SWAP_RECTANGLE_EXTENSION= 0x00000004,
+        COPY_BITS_EXTENSION     = 0x00000008,
+        NPOT_EXTENSION          = 0x00000100,
+        DRAW_TEXTURE_EXTENSION  = 0x00000200,
+        BUFFER_PRESERVED        = 0x00010000,
+        UPDATE_ON_DEMAND        = 0x00020000,   // video driver feature
+        SLOW_CONFIG             = 0x00040000,   // software
+    };
+
+    DisplayHardware(
+            const sp<SurfaceFlinger>& flinger,
+            uint32_t displayIndex);
+
+    ~DisplayHardware();
+
+    void releaseScreen() const;
+    void acquireScreen() const;
+
+    // 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;
+
+    float       getDpiX() const;
+    float       getDpiY() const;
+    float       getRefreshRate() const;
+    int         getWidth() const;
+    int         getHeight() const;
+    PixelFormat getFormat() const;
+    uint32_t    getFlags() const;
+    void        makeCurrent() const;
+
+    uint32_t getPageFlipCount() const;
+    void getDisplaySurface(copybit_image_t* img) const;
+    void getDisplaySurface(GGLSurface* fb) const;
+    EGLDisplay getEGLDisplay() const { return mDisplay; }
+    copybit_t* getBlitEngine() const { return mBlitEngine; }
+    
+    Rect bounds() const {
+        return Rect(mWidth, mHeight);
+    }
+
+private:
+    void init(uint32_t displayIndex) __attribute__((noinline));
+    void fini() __attribute__((noinline));
+
+    EGLDisplay      mDisplay;
+    EGLSurface      mSurface;
+    EGLContext      mContext;
+    EGLConfig       mConfig;
+    float           mDpiX;
+    float           mDpiY;
+    float           mRefreshRate;
+    int             mWidth;
+    int             mHeight;
+    PixelFormat     mFormat;
+    uint32_t        mFlags;
+    mutable Region  mDirty;
+    sp<EGLDisplaySurface> mDisplaySurface;
+    copybit_t*      mBlitEngine;
+};
+
+}; // namespace android
+
+#endif // ANDROID_DISPLAY_HARDWARE_H