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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_FRAMEBUFFER_NATIVE_WINDOW_H
#define ANDROID_FRAMEBUFFER_NATIVE_WINDOW_H
#include <stdint.h>
#include <sys/types.h>
#include <EGL/egl.h>
#include <utils/threads.h>
#include <ui/Rect.h>
#include <pixelflinger/pixelflinger.h>
#include <ui/egl/android_natives.h>
extern "C" EGLNativeWindowType android_createDisplaySurface(void);
// ---------------------------------------------------------------------------
namespace android {
// ---------------------------------------------------------------------------
class Surface;
class NativeBuffer;
// ---------------------------------------------------------------------------
class FramebufferNativeWindow
: public EGLNativeBase<
android_native_window_t,
FramebufferNativeWindow,
LightRefBase<FramebufferNativeWindow> >
{
public:
FramebufferNativeWindow();
framebuffer_device_t const * getDevice() const { return fbDev; }
bool isUpdateOnDemand() const { return mUpdateOnDemand; }
status_t setUpdateRectangle(const Rect& updateRect);
private:
friend class LightRefBase<FramebufferNativeWindow>;
~FramebufferNativeWindow(); // this class cannot be overloaded
static int setSwapInterval(android_native_window_t* window, int interval);
static int dequeueBuffer(android_native_window_t* window, android_native_buffer_t** buffer);
static int lockBuffer(android_native_window_t* window, android_native_buffer_t* buffer);
static int queueBuffer(android_native_window_t* window, android_native_buffer_t* buffer);
framebuffer_device_t* fbDev;
alloc_device_t* grDev;
sp<NativeBuffer> buffers[2];
sp<NativeBuffer> front;
mutable Mutex mutex;
Condition mCondition;
int32_t mNumBuffers;
int32_t mNumFreeBuffers;
int32_t mBufferHead;
bool mUpdateOnDemand;
};
// ---------------------------------------------------------------------------
}; // namespace android
// ---------------------------------------------------------------------------
#endif // ANDROID_FRAMEBUFFER_NATIVE_WINDOW_H
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