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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 GrGLTexture_DEFINED | 9 #ifndef GrGLTexture_DEFINED |
10 #define GrGLTexture_DEFINED | 10 #define GrGLTexture_DEFINED |
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21 struct TexParams { | 21 struct TexParams { |
22 GrGLenum fMinFilter; | 22 GrGLenum fMinFilter; |
23 GrGLenum fMagFilter; | 23 GrGLenum fMagFilter; |
24 GrGLenum fWrapS; | 24 GrGLenum fWrapS; |
25 GrGLenum fWrapT; | 25 GrGLenum fWrapT; |
26 GrGLenum fSwizzleRGBA[4]; | 26 GrGLenum fSwizzleRGBA[4]; |
27 void invalidate() { memset(this, 0xff, sizeof(TexParams)); } | 27 void invalidate() { memset(this, 0xff, sizeof(TexParams)); } |
28 }; | 28 }; |
29 | 29 |
30 struct IDDesc { | 30 struct IDDesc { |
| 31 GrGLenum fTarget; |
31 GrGLuint fTextureID; | 32 GrGLuint fTextureID; |
32 GrGpuResource::LifeCycle fLifeCycle; | 33 GrGpuResource::LifeCycle fLifeCycle; |
33 }; | 34 }; |
34 | 35 |
35 GrGLTexture(GrGLGpu*, const GrSurfaceDesc&, const IDDesc&); | 36 GrGLTexture(GrGLGpu*, const GrSurfaceDesc&, const IDDesc&); |
36 | 37 |
37 GrBackendObject getTextureHandle() const override; | 38 GrBackendObject getTextureHandle() const override; |
38 | 39 |
39 void textureParamsModified() override { fTexParams.invalidate(); } | 40 void textureParamsModified() override { fTexParams.invalidate(); } |
40 | 41 |
41 // These functions are used to track the texture parameters associated with
the texture. | 42 // These functions are used to track the texture parameters associated with
the texture. |
42 const TexParams& getCachedTexParams(GrGpu::ResetTimestamp* timestamp) const
{ | 43 const TexParams& getCachedTexParams(GrGpu::ResetTimestamp* timestamp) const
{ |
43 *timestamp = fTexParamsTimestamp; | 44 *timestamp = fTexParamsTimestamp; |
44 return fTexParams; | 45 return fTexParams; |
45 } | 46 } |
46 | 47 |
47 void setCachedTexParams(const TexParams& texParams, | 48 void setCachedTexParams(const TexParams& texParams, |
48 GrGpu::ResetTimestamp timestamp) { | 49 GrGpu::ResetTimestamp timestamp) { |
49 fTexParams = texParams; | 50 fTexParams = texParams; |
50 fTexParamsTimestamp = timestamp; | 51 fTexParamsTimestamp = timestamp; |
51 } | 52 } |
52 | 53 |
53 GrGLuint textureID() const { return fTextureID; } | 54 GrGLuint textureID() const { return fTextureID; } |
54 | 55 |
| 56 GrGLenum target() const { return fTarget; } |
| 57 |
55 protected: | 58 protected: |
56 // The public constructor registers this object with the cache. However, onl
y the most derived | 59 // The public constructor registers this object with the cache. However, onl
y the most derived |
57 // class should register with the cache. This constructor does not do the re
gistration and | 60 // class should register with the cache. This constructor does not do the re
gistration and |
58 // rather moves that burden onto the derived class. | 61 // rather moves that burden onto the derived class. |
59 enum Derived { kDerived }; | 62 enum Derived { kDerived }; |
60 GrGLTexture(GrGLGpu*, const GrSurfaceDesc&, const IDDesc&, Derived); | 63 GrGLTexture(GrGLGpu*, const GrSurfaceDesc&, const IDDesc&, Derived); |
61 | 64 |
62 void init(const GrSurfaceDesc&, const IDDesc&); | 65 void init(const GrSurfaceDesc&, const IDDesc&); |
63 | 66 |
64 void onAbandon() override; | 67 void onAbandon() override; |
65 void onRelease() override; | 68 void onRelease() override; |
66 void setMemoryBacking(SkTraceMemoryDump* traceMemoryDump, | 69 void setMemoryBacking(SkTraceMemoryDump* traceMemoryDump, |
67 const SkString& dumpName) const override; | 70 const SkString& dumpName) const override; |
68 | 71 |
69 private: | 72 private: |
70 TexParams fTexParams; | 73 TexParams fTexParams; |
71 GrGpu::ResetTimestamp fTexParamsTimestamp; | 74 GrGpu::ResetTimestamp fTexParamsTimestamp; |
| 75 GrGLenum fTarget; |
72 GrGLuint fTextureID; | 76 GrGLuint fTextureID; |
73 | 77 |
74 // We track this separately from GrGpuResource because this may be both a te
xture and a render | 78 // We track this separately from GrGpuResource because this may be both a te
xture and a render |
75 // target, and the texture may be wrapped while the render target is not. | 79 // target, and the texture may be wrapped while the render target is not. |
76 LifeCycle fTextureIDLifecycle; | 80 LifeCycle fTextureIDLifecycle; |
77 | 81 |
78 typedef GrTexture INHERITED; | 82 typedef GrTexture INHERITED; |
79 }; | 83 }; |
80 | 84 |
81 #endif | 85 #endif |
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