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1 | 1 |
2 /* | 2 /* |
3 * Copyright 2011 Google Inc. | 3 * Copyright 2011 Google Inc. |
4 * | 4 * |
5 * Use of this source code is governed by a BSD-style license that can be | 5 * Use of this source code is governed by a BSD-style license that can be |
6 * found in the LICENSE file. | 6 * found in the LICENSE file. |
7 */ | 7 */ |
8 | 8 |
9 #ifndef GrTexture_DEFINED | 9 #ifndef GrTexture_DEFINED |
10 #define GrTexture_DEFINED | 10 #define GrTexture_DEFINED |
11 | 11 |
12 #include "GrSurface.h" | 12 #include "GrSurface.h" |
13 #include "GrRenderTarget.h" | 13 #include "GrRenderTarget.h" |
14 #include "SkPoint.h" | 14 #include "SkPoint.h" |
15 #include "SkRefCnt.h" | 15 #include "SkRefCnt.h" |
16 | 16 |
17 class GrResourceKey; | 17 class GrResourceKey; |
18 class GrTextureParams; | 18 class GrTextureParams; |
19 class GrTexturePriv; | 19 class GrTexturePriv; |
20 | 20 |
21 class GrTexture : public GrSurface { | 21 class GrTexture : public GrSurface { |
22 public: | 22 public: |
23 /** | 23 /** |
24 * Approximate number of bytes used by the texture | 24 * Approximate number of bytes used by the texture |
25 */ | 25 */ |
26 virtual size_t gpuMemorySize() const SK_OVERRIDE; | 26 virtual size_t gpuMemorySize() const SK_OVERRIDE; |
27 | 27 |
28 // GrSurface overrides | |
29 virtual bool readPixels(int left, int top, int width, int height, | |
30 GrPixelConfig config, | |
31 void* buffer, | |
32 size_t rowBytes = 0, | |
33 uint32_t pixelOpsFlags = 0) SK_OVERRIDE; | |
34 | |
35 virtual void writePixels(int left, int top, int width, int height, | |
36 GrPixelConfig config, | |
37 const void* buffer, | |
38 size_t rowBytes = 0, | |
39 uint32_t pixelOpsFlags = 0) SK_OVERRIDE; | |
40 | |
41 virtual GrTexture* asTexture() SK_OVERRIDE { return this; } | 28 virtual GrTexture* asTexture() SK_OVERRIDE { return this; } |
42 virtual const GrTexture* asTexture() const SK_OVERRIDE { return this; } | 29 virtual const GrTexture* asTexture() const SK_OVERRIDE { return this; } |
43 virtual GrRenderTarget* asRenderTarget() SK_OVERRIDE { return fRenderTarget.
get(); } | 30 virtual GrRenderTarget* asRenderTarget() SK_OVERRIDE { return fRenderTarget.
get(); } |
44 virtual const GrRenderTarget* asRenderTarget() const SK_OVERRIDE { return fR
enderTarget.get(); } | 31 virtual const GrRenderTarget* asRenderTarget() const SK_OVERRIDE { return fR
enderTarget.get(); } |
45 | 32 |
46 /** | 33 /** |
47 * Return the native ID or handle to the texture, depending on the | 34 * Return the native ID or handle to the texture, depending on the |
48 * platform. e.g. on OpenGL, return the texture ID. | 35 * platform. e.g. on OpenGL, return the texture ID. |
49 */ | 36 */ |
50 virtual GrBackendObject getTextureHandle() const = 0; | 37 virtual GrBackendObject getTextureHandle() const = 0; |
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151 fTexture.reset(SkSafeRef(texture)); | 138 fTexture.reset(SkSafeRef(texture)); |
152 return texture; | 139 return texture; |
153 } | 140 } |
154 | 141 |
155 private: | 142 private: |
156 SkAutoTUnref<GrTexture> fTexture; | 143 SkAutoTUnref<GrTexture> fTexture; |
157 SkIPoint fOffset; | 144 SkIPoint fOffset; |
158 }; | 145 }; |
159 | 146 |
160 #endif | 147 #endif |
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