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d42e7319 JB |
1 | /* |
2 | * Copyright (C) 2013 libhybris | |
3 | * | |
4 | * Licensed under the Apache License, Version 2.0 (the "License"); | |
5 | * you may not use this file except in compliance with the License. | |
6 | * You may obtain a copy of the License at | |
7 | * | |
8 | * http://www.apache.org/licenses/LICENSE-2.0 | |
9 | * | |
10 | * Unless required by applicable law or agreed to in writing, software | |
11 | * distributed under the License is distributed on an "AS IS" BASIS, | |
12 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. | |
13 | * See the License for the specific language governing permissions and | |
14 | * limitations under the License. | |
15 | */ | |
16 | ||
17 | #ifndef FBDEV_WINDOW_H | |
18 | #define FBDEV_WINDOW_H | |
19 | ||
20 | #include "nativewindowbase.h" | |
21 | #include <linux/fb.h> | |
22 | #include <android/hardware/gralloc.h> | |
23 | ||
24 | #include <list> | |
25 | ||
26 | ||
27 | class HWComposerNativeWindowBuffer : public BaseNativeWindowBuffer { | |
28 | friend class HWComposerNativeWindow; | |
29 | ||
30 | protected: | |
31 | HWComposerNativeWindowBuffer(alloc_device_t* alloc, | |
32 | unsigned int width, | |
33 | unsigned int height, | |
34 | unsigned int format, | |
35 | unsigned int usage) ; | |
36 | virtual ~HWComposerNativeWindowBuffer() ; | |
37 | ||
38 | protected: | |
39 | int busy; | |
40 | int fenceFd; | |
41 | int status; | |
42 | alloc_device_t* m_alloc; | |
43 | }; | |
44 | ||
45 | ||
46 | class HWComposerNativeWindow : public BaseNativeWindow { | |
47 | public: | |
48 | HWComposerNativeWindow(unsigned int width, unsigned int height, unsigned int format); | |
49 | ~HWComposerNativeWindow(); | |
50 | void setup(gralloc_module_t* gralloc, alloc_device_t* alloc); | |
51 | ||
52 | ||
53 | void lockFrontBuffer(HWComposerNativeWindowBuffer **buffer); | |
54 | void unlockFrontBuffer(HWComposerNativeWindowBuffer *buffer); | |
55 | ||
56 | protected: | |
57 | // overloads from BaseNativeWindow | |
58 | virtual int setSwapInterval(int interval); | |
59 | ||
60 | virtual int dequeueBuffer(BaseNativeWindowBuffer** buffer, int* fenceFd); | |
61 | virtual int queueBuffer(BaseNativeWindowBuffer* buffer, int fenceFd); | |
62 | virtual int cancelBuffer(BaseNativeWindowBuffer* buffer, int fenceFd); | |
63 | virtual int lockBuffer(BaseNativeWindowBuffer* buffer); | |
64 | ||
65 | virtual unsigned int type() const; | |
66 | virtual unsigned int width() const; | |
67 | virtual unsigned int height() const; | |
68 | virtual unsigned int format() const; | |
69 | virtual unsigned int defaultWidth() const; | |
70 | virtual unsigned int defaultHeight() const; | |
71 | virtual unsigned int queueLength() const; | |
72 | virtual unsigned int transformHint() const; | |
73 | // perform calls | |
74 | virtual int setUsage(int usage); | |
75 | virtual int setBuffersFormat(int format); | |
76 | virtual int setBuffersDimensions(int width, int height); | |
77 | virtual int setBufferCount(int cnt); | |
78 | ||
79 | private: | |
80 | void destroyBuffers(); | |
81 | ||
82 | private: | |
83 | framebuffer_device_t* m_fbDev; | |
84 | alloc_device_t* m_alloc; | |
85 | unsigned int m_usage; | |
86 | unsigned int m_bufFormat; | |
87 | int m_freeBufs; | |
88 | std::list<HWComposerNativeWindowBuffer*> m_bufList; | |
89 | HWComposerNativeWindowBuffer* m_frontBuf; | |
90 | ||
91 | int m_width; | |
92 | int m_height; | |
93 | ||
94 | }; | |
95 | ||
96 | #endif | |
97 | // vim: noai:ts=4:sw=4:ss=4:expandtab |