/usr/include/hybris/hwcomposerwindow/hwcomposer_window.h is in libhybris-dev 0.1.0+git20151016+6d424c9-0ubuntu7.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 | /*
* Copyright (C) 2013 libhybris
*
* 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 FBDEV_WINDOW_H
#define FBDEV_WINDOW_H
#include "nativewindowbase.h"
#include <linux/fb.h>
#include <hardware/gralloc.h>
#include <list>
class HWComposerNativeWindowBuffer : public BaseNativeWindowBuffer {
friend class HWComposerNativeWindow;
protected:
HWComposerNativeWindowBuffer(alloc_device_t* alloc,
unsigned int width,
unsigned int height,
unsigned int format,
unsigned int usage) ;
virtual ~HWComposerNativeWindowBuffer() ;
protected:
int busy;
int fenceFd;
int status;
alloc_device_t* m_alloc;
};
class HWComposerNativeWindow : public BaseNativeWindow {
public:
HWComposerNativeWindow(unsigned int width, unsigned int height, unsigned int format);
~HWComposerNativeWindow();
void setup(gralloc_module_t* gralloc, alloc_device_t* alloc);
int getFenceBufferFd(HWComposerNativeWindowBuffer *buffer);
void setFenceBufferFd(HWComposerNativeWindowBuffer *buffer, int fd);
protected:
// overloads from BaseNativeWindow
virtual int setSwapInterval(int interval);
virtual int dequeueBuffer(BaseNativeWindowBuffer** buffer, int* fenceFd);
virtual int queueBuffer(BaseNativeWindowBuffer* buffer, int fenceFd);
virtual int cancelBuffer(BaseNativeWindowBuffer* buffer, int fenceFd);
virtual int lockBuffer(BaseNativeWindowBuffer* buffer);
virtual unsigned int type() const;
virtual unsigned int width() const;
virtual unsigned int height() const;
virtual unsigned int format() const;
virtual unsigned int defaultWidth() const;
virtual unsigned int defaultHeight() const;
virtual unsigned int queueLength() const;
virtual unsigned int transformHint() const;
// perform calls
virtual int setUsage(int usage);
virtual int setBuffersFormat(int format);
virtual int setBuffersDimensions(int width, int height);
virtual int setBufferCount(int cnt);
virtual void present(HWComposerNativeWindowBuffer *buffer) = 0;
private:
void destroyBuffers();
private:
framebuffer_device_t* m_fbDev;
alloc_device_t* m_alloc;
unsigned int m_usage;
unsigned int m_bufFormat;
int m_freeBufs;
std::list<HWComposerNativeWindowBuffer*> m_bufList;
HWComposerNativeWindowBuffer* m_frontBuf;
int m_width;
int m_height;
};
#endif
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