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1 /* | 1 /* |
2 * Copyright 2011 Google Inc. | 2 * Copyright 2011 Google Inc. |
3 * | 3 * |
4 * Use of this source code is governed by a BSD-style license that can be | 4 * Use of this source code is governed by a BSD-style license that can be |
5 * found in the LICENSE file. | 5 * found in the LICENSE file. |
6 */ | 6 */ |
7 | 7 |
8 | 8 |
9 #ifndef GrGLRenderTarget_DEFINED | 9 #ifndef GrGLRenderTarget_DEFINED |
10 #define GrGLRenderTarget_DEFINED | 10 #define GrGLRenderTarget_DEFINED |
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35 | 35 |
36 // The following two functions return the same ID when a | 36 // The following two functions return the same ID when a |
37 // texture/render target is multisampled, and different IDs when | 37 // texture/render target is multisampled, and different IDs when |
38 // it is. | 38 // it is. |
39 // FBO ID used to render into | 39 // FBO ID used to render into |
40 GrGLuint renderFBOID() const { return fRTFBOID; } | 40 GrGLuint renderFBOID() const { return fRTFBOID; } |
41 // FBO ID that has texture ID attached. | 41 // FBO ID that has texture ID attached. |
42 GrGLuint textureFBOID() const { return fTexFBOID; } | 42 GrGLuint textureFBOID() const { return fTexFBOID; } |
43 | 43 |
44 // override of GrRenderTarget | 44 // override of GrRenderTarget |
45 GrBackendObject getRenderTargetHandle() const SK_OVERRIDE { return this->ren
derFBOID(); } | |
46 GrBackendObject getRenderTargetResolvedHandle() const SK_OVERRIDE { return t
his->textureFBOID(); } | |
47 ResolveType getResolveType() const SK_OVERRIDE { | 45 ResolveType getResolveType() const SK_OVERRIDE { |
48 if (!this->isMultisampled() || | 46 if (!this->isMultisampled() || |
49 fRTFBOID == fTexFBOID) { | 47 fRTFBOID == fTexFBOID) { |
50 // catches FBO 0 and non MSAA case | 48 // catches FBO 0 and non MSAA case |
51 return kAutoResolves_ResolveType; | 49 return kAutoResolves_ResolveType; |
52 } else if (kUnresolvableFBOID == fTexFBOID) { | 50 } else if (kUnresolvableFBOID == fTexFBOID) { |
53 return kCantResolve_ResolveType; | 51 return kCantResolve_ResolveType; |
54 } else { | 52 } else { |
55 return kCanResolve_ResolveType; | 53 return kCanResolve_ResolveType; |
56 } | 54 } |
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87 | 85 |
88 // onGpuMemorySize() needs to know what how many color values are owned per
pixel. However, | 86 // onGpuMemorySize() needs to know what how many color values are owned per
pixel. However, |
89 // abandon and release zero out the IDs and the cache needs to know the size
even after those | 87 // abandon and release zero out the IDs and the cache needs to know the size
even after those |
90 // actions. | 88 // actions. |
91 uint8_t fColorValuesPerPixel; | 89 uint8_t fColorValuesPerPixel; |
92 | 90 |
93 typedef GrRenderTarget INHERITED; | 91 typedef GrRenderTarget INHERITED; |
94 }; | 92 }; |
95 | 93 |
96 #endif | 94 #endif |
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