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comparison: gfx/skia/trunk/src/gpu/gl/GrGLStencilBuffer.h
gfx/skia/trunk/src/gpu/gl/GrGLStencilBuffer.h
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| -1:000000000000 | 0:373d014840b1 |
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| 1 /* | |
| 2 * Copyright 2011 Google Inc. | |
| 3 * | |
| 4 * Use of this source code is governed by a BSD-style license that can be | |
| 5 * found in the LICENSE file. | |
| 6 */ | |
| 7 | |
| 8 | |
| 9 #ifndef GrGLStencilBuffer_DEFINED | |
| 10 #define GrGLStencilBuffer_DEFINED | |
| 11 | |
| 12 #include "gl/GrGLInterface.h" | |
| 13 #include "GrStencilBuffer.h" | |
| 14 | |
| 15 class GrGLStencilBuffer : public GrStencilBuffer { | |
| 16 public: | |
| 17 static const GrGLenum kUnknownInternalFormat = ~0U; | |
| 18 static const GrGLuint kUnknownBitCount = ~0U; | |
| 19 struct Format { | |
| 20 GrGLenum fInternalFormat; | |
| 21 GrGLuint fStencilBits; | |
| 22 GrGLuint fTotalBits; | |
| 23 bool fPacked; | |
| 24 }; | |
| 25 | |
| 26 GrGLStencilBuffer(GrGpu* gpu, | |
| 27 bool isWrapped, | |
| 28 GrGLint rbid, | |
| 29 int width, int height, | |
| 30 int sampleCnt, | |
| 31 const Format& format) | |
| 32 : GrStencilBuffer(gpu, isWrapped, width, height, format.fStencilBits, sampleCnt) | |
| 33 , fFormat(format) | |
| 34 , fRenderbufferID(rbid) { | |
| 35 } | |
| 36 | |
| 37 virtual ~GrGLStencilBuffer(); | |
| 38 | |
| 39 virtual size_t sizeInBytes() const SK_OVERRIDE; | |
| 40 | |
| 41 GrGLuint renderbufferID() const { | |
| 42 return fRenderbufferID; | |
| 43 } | |
| 44 | |
| 45 const Format& format() const { return fFormat; } | |
| 46 | |
| 47 protected: | |
| 48 // overrides of GrResource | |
| 49 virtual void onRelease() SK_OVERRIDE; | |
| 50 virtual void onAbandon() SK_OVERRIDE; | |
| 51 | |
| 52 private: | |
| 53 Format fFormat; | |
| 54 // may be zero for external SBs associated with external RTs | |
| 55 // (we don't require the client to give us the id, just tell | |
| 56 // us how many bits of stencil there are). | |
| 57 GrGLuint fRenderbufferID; | |
| 58 | |
| 59 typedef GrStencilBuffer INHERITED; | |
| 60 }; | |
| 61 | |
| 62 #endif |
