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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 GrGLStencilBuffer_DEFINED | 9 #ifndef GrGLStencilBuffer_DEFINED |
10 #define GrGLStencilBuffer_DEFINED | 10 #define GrGLStencilBuffer_DEFINED |
11 | 11 |
12 #include "gl/GrGLInterface.h" | 12 #include "gl/GrGLInterface.h" |
13 #include "GrStencilBuffer.h" | 13 #include "GrStencilBuffer.h" |
14 | 14 |
15 class GrGLStencilBuffer : public GrStencilBuffer { | 15 class GrGLStencilBuffer : public GrStencilBuffer { |
16 public: | 16 public: |
17 static const GrGLenum kUnknownInternalFormat = ~0U; | 17 static const GrGLenum kUnknownInternalFormat = ~0U; |
18 static const GrGLuint kUnknownBitCount = ~0U; | 18 static const GrGLuint kUnknownBitCount = ~0U; |
19 struct Format { | 19 struct Format { |
20 GrGLenum fInternalFormat; | 20 GrGLenum fInternalFormat; |
21 GrGLuint fStencilBits; | 21 GrGLuint fStencilBits; |
22 GrGLuint fTotalBits; | 22 GrGLuint fTotalBits; |
23 bool fPacked; | 23 bool fPacked; |
24 }; | 24 }; |
25 | 25 |
26 struct IDDesc { | 26 struct IDDesc { |
| 27 IDDesc() : fRenderbufferID(0), fLifeCycle(kCached_LifeCycle) {} |
27 GrGLuint fRenderbufferID; | 28 GrGLuint fRenderbufferID; |
28 GrGpuResource::LifeCycle fLifeCycle; | 29 GrGpuResource::LifeCycle fLifeCycle; |
29 }; | 30 }; |
30 | 31 |
31 GrGLStencilBuffer(GrGpu* gpu, | 32 GrGLStencilBuffer(GrGpu* gpu, |
32 const IDDesc& idDesc, | 33 const IDDesc& idDesc, |
33 int width, int height, | 34 int width, int height, |
34 int sampleCnt, | 35 int sampleCnt, |
35 const Format& format) | 36 const Format& format) |
36 : GrStencilBuffer(gpu, idDesc.fLifeCycle, width, height, format.fStencil
Bits, sampleCnt) | 37 : GrStencilBuffer(gpu, idDesc.fLifeCycle, width, height, format.fStencil
Bits, sampleCnt) |
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56 Format fFormat; | 57 Format fFormat; |
57 // may be zero for external SBs associated with external RTs | 58 // may be zero for external SBs associated with external RTs |
58 // (we don't require the client to give us the id, just tell | 59 // (we don't require the client to give us the id, just tell |
59 // us how many bits of stencil there are). | 60 // us how many bits of stencil there are). |
60 GrGLuint fRenderbufferID; | 61 GrGLuint fRenderbufferID; |
61 | 62 |
62 typedef GrStencilBuffer INHERITED; | 63 typedef GrStencilBuffer INHERITED; |
63 }; | 64 }; |
64 | 65 |
65 #endif | 66 #endif |
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