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1 // Copyright 2016 The SwiftShader Authors. All Rights Reserved.
2 //
3 // Licensed under the Apache License, Version 2.0 (the "License");
4 // you may not use this file except in compliance with the License.
5 // You may obtain a copy of the License at
6 //
7 //    http://www.apache.org/licenses/LICENSE-2.0
8 //
9 // Unless required by applicable law or agreed to in writing, software
10 // distributed under the License is distributed on an "AS IS" BASIS,
11 // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12 // See the License for the specific language governing permissions and
13 // limitations under the License.
14 
15 #ifndef	sw_FrameBufferWin_hpp
16 #define	sw_FrameBufferWin_hpp
17 
18 #include "FrameBuffer.hpp"
19 
20 namespace sw
21 {
22 	struct GammaRamp
23 	{
24 		short red[256];
25 		short green[256];
26 		short blue[256];
27 	};
28 
29 	class FrameBufferWin : public FrameBuffer
30 	{
31 	public:
32 		FrameBufferWin(HWND windowHandle, int width, int height, bool fullscreen, bool topLeftOrigin);
33 
34 		~FrameBufferWin() override;
35 
36 		void flip(sw::Surface *source) override = 0;
37 		void blit(sw::Surface *source, const Rect *sourceRect, const Rect *destRect) override = 0;
38 
39 		virtual void flip(HWND windowOverride, sw::Surface *source) = 0;
40 		virtual void blit(HWND windowOverride, sw::Surface *source, const Rect *sourceRect, const Rect *destRect) = 0;
41 
42 		virtual void setGammaRamp(GammaRamp *gammaRamp, bool calibrate) = 0;
43 		virtual void getGammaRamp(GammaRamp *gammaRamp) = 0;
44 
45 		virtual void screenshot(void *destBuffer) = 0;
46 		virtual bool getScanline(bool &inVerticalBlank, unsigned int &scanline) = 0;
47 
48 	protected:
49 		void updateBounds(HWND windowOverride);
50 
51 		HWND windowHandle;
52 		DWORD originalWindowStyle;
53 		RECT bounds;
54 	};
55 }
56 
57 sw::FrameBufferWin *createFrameBufferWin(HWND windowHandle, int width, int height, bool fullscreen, bool topLeftOrigin);
58 
59 #endif	 //	sw_FrameBufferWin_hpp
60