OLD | NEW |
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 |
11 | 11 |
12 #include "GrGLIRect.h" | 12 #include "GrGLIRect.h" |
13 #include "GrRenderTarget.h" | 13 #include "GrRenderTarget.h" |
14 #include "SkScalar.h" | 14 #include "SkScalar.h" |
15 | 15 |
16 class GrGpuGL; | 16 class GrGLGpu; |
17 | 17 |
18 class GrGLRenderTarget : public GrRenderTarget { | 18 class GrGLRenderTarget : public GrRenderTarget { |
19 public: | 19 public: |
20 // set fTexFBOID to this value to indicate that it is multisampled but | 20 // set fTexFBOID to this value to indicate that it is multisampled but |
21 // Gr doesn't know how to resolve it. | 21 // Gr doesn't know how to resolve it. |
22 enum { kUnresolvableFBOID = 0 }; | 22 enum { kUnresolvableFBOID = 0 }; |
23 | 23 |
24 struct IDDesc { | 24 struct IDDesc { |
25 GrGLuint fRTFBOID; | 25 GrGLuint fRTFBOID; |
26 GrGLuint fTexFBOID; | 26 GrGLuint fTexFBOID; |
27 GrGLuint fMSColorRenderbufferID; | 27 GrGLuint fMSColorRenderbufferID; |
28 bool fIsWrapped; | 28 bool fIsWrapped; |
29 }; | 29 }; |
30 | 30 |
31 GrGLRenderTarget(GrGpuGL*, const GrSurfaceDesc&, const IDDesc&); | 31 GrGLRenderTarget(GrGLGpu*, const GrSurfaceDesc&, const IDDesc&); |
32 | 32 |
33 void setViewport(const GrGLIRect& rect) { fViewport = rect; } | 33 void setViewport(const GrGLIRect& rect) { fViewport = rect; } |
34 const GrGLIRect& getViewport() const { return fViewport; } | 34 const GrGLIRect& getViewport() const { return fViewport; } |
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. |
(...skipping 12 matching lines...) Expand all Loading... |
54 } else { | 54 } else { |
55 return kCanResolve_ResolveType; | 55 return kCanResolve_ResolveType; |
56 } | 56 } |
57 } | 57 } |
58 | 58 |
59 protected: | 59 protected: |
60 // The public constructor registers this object with the cache. However, onl
y the most derived | 60 // The public constructor registers this object with the cache. However, onl
y the most derived |
61 // class should register with the cache. This constructor does not do the re
gistration and | 61 // class should register with the cache. This constructor does not do the re
gistration and |
62 // rather moves that burden onto the derived class. | 62 // rather moves that burden onto the derived class. |
63 enum Derived { kDerived }; | 63 enum Derived { kDerived }; |
64 GrGLRenderTarget(GrGpuGL*, const GrSurfaceDesc&, const IDDesc&, Derived); | 64 GrGLRenderTarget(GrGLGpu*, const GrSurfaceDesc&, const IDDesc&, Derived); |
65 | 65 |
66 void init(const GrSurfaceDesc&, const IDDesc&); | 66 void init(const GrSurfaceDesc&, const IDDesc&); |
67 | 67 |
68 virtual void onAbandon() SK_OVERRIDE; | 68 virtual void onAbandon() SK_OVERRIDE; |
69 virtual void onRelease() SK_OVERRIDE; | 69 virtual void onRelease() SK_OVERRIDE; |
70 | 70 |
71 // In protected because subclass GrGLTextureRenderTarget calls this version. | 71 // In protected because subclass GrGLTextureRenderTarget calls this version. |
72 virtual size_t onGpuMemorySize() const SK_OVERRIDE; | 72 virtual size_t onGpuMemorySize() const SK_OVERRIDE; |
73 | 73 |
74 private: | 74 private: |
(...skipping 12 matching lines...) Expand all Loading... |
87 | 87 |
88 // onGpuMemorySize() needs to know what how many color values are owned per
pixel. However, | 88 // 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 | 89 // abandon and release zero out the IDs and the cache needs to know the size
even after those |
90 // actions. | 90 // actions. |
91 uint8_t fColorValuesPerPixel; | 91 uint8_t fColorValuesPerPixel; |
92 | 92 |
93 typedef GrRenderTarget INHERITED; | 93 typedef GrRenderTarget INHERITED; |
94 }; | 94 }; |
95 | 95 |
96 #endif | 96 #endif |
OLD | NEW |