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1 /* | 1 /* |
2 * Copyright 2015 Google Inc. | 2 * Copyright 2015 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 #ifndef GrPipeline_DEFINED | 8 #ifndef GrPipeline_DEFINED |
9 #define GrPipeline_DEFINED | 9 #define GrPipeline_DEFINED |
10 | 10 |
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25 * Class that holds an optimized version of a GrPipelineBuilder. It is meant to
be an immutable | 25 * Class that holds an optimized version of a GrPipelineBuilder. It is meant to
be an immutable |
26 * class, and contains all data needed to set the state for a gpu draw. | 26 * class, and contains all data needed to set the state for a gpu draw. |
27 */ | 27 */ |
28 class GrPipeline { | 28 class GrPipeline { |
29 public: | 29 public: |
30 SK_DECLARE_INST_COUNT(GrPipeline) | 30 SK_DECLARE_INST_COUNT(GrPipeline) |
31 | 31 |
32 GrPipeline(const GrPipelineBuilder&, | 32 GrPipeline(const GrPipelineBuilder&, |
33 const GrProcOptInfo& colorPOI, | 33 const GrProcOptInfo& colorPOI, |
34 const GrProcOptInfo& coveragePOI, | 34 const GrProcOptInfo& coveragePOI, |
35 const GrDrawTargetCaps&, | 35 const GrCaps&, |
36 const GrScissorState&, | 36 const GrScissorState&, |
37 const GrDeviceCoordTexture* dstCopy); | 37 const GrDeviceCoordTexture* dstCopy); |
38 | 38 |
39 /* | 39 /* |
40 * Returns true if these pipelines are equivalent. | 40 * Returns true if these pipelines are equivalent. |
41 */ | 41 */ |
42 bool isEqual(const GrPipeline& that) const; | 42 bool isEqual(const GrPipeline& that) const; |
43 | 43 |
44 /// @} | 44 /// @} |
45 | 45 |
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108 const GrProcOptInfo& coveragePOI, | 108 const GrProcOptInfo& coveragePOI, |
109 int* firstColorStageIdx, | 109 int* firstColorStageIdx, |
110 int* firstCoverageStageIdx); | 110 int* firstCoverageStageIdx); |
111 | 111 |
112 /** | 112 /** |
113 * Calculates the primary and secondary output types of the shader. For cert
ain output types | 113 * Calculates the primary and secondary output types of the shader. For cert
ain output types |
114 * the function may adjust the blend coefficients. After this function is ca
lled the src and dst | 114 * the function may adjust the blend coefficients. After this function is ca
lled the src and dst |
115 * blend coeffs will represent those used by backend API. | 115 * blend coeffs will represent those used by backend API. |
116 */ | 116 */ |
117 void setOutputStateInfo(const GrPipelineBuilder& ds, GrXferProcessor::OptFla
gs, | 117 void setOutputStateInfo(const GrPipelineBuilder& ds, GrXferProcessor::OptFla
gs, |
118 const GrDrawTargetCaps&); | 118 const GrCaps&); |
119 | 119 |
120 enum Flags { | 120 enum Flags { |
121 kDither_Flag = 0x1, | 121 kDither_Flag = 0x1, |
122 kHWAA_Flag = 0x2, | 122 kHWAA_Flag = 0x2, |
123 kSnapVertices_Flag = 0x4, | 123 kSnapVertices_Flag = 0x4, |
124 }; | 124 }; |
125 | 125 |
126 typedef GrPendingIOResource<GrRenderTarget, kWrite_GrIOType> RenderTarget; | 126 typedef GrPendingIOResource<GrRenderTarget, kWrite_GrIOType> RenderTarget; |
127 typedef SkSTArray<8, GrPendingFragmentStage> FragmentStageArray; | 127 typedef SkSTArray<8, GrPendingFragmentStage> FragmentStageArray; |
128 typedef GrPendingProgramElement<const GrXferProcessor> ProgramXferProcessor; | 128 typedef GrPendingProgramElement<const GrXferProcessor> ProgramXferProcessor; |
129 RenderTarget fRenderTarget; | 129 RenderTarget fRenderTarget; |
130 GrScissorState fScissorState; | 130 GrScissorState fScissorState; |
131 GrStencilSettings fStencilSettings; | 131 GrStencilSettings fStencilSettings; |
132 GrPipelineBuilder::DrawFace fDrawFace; | 132 GrPipelineBuilder::DrawFace fDrawFace; |
133 uint32_t fFlags; | 133 uint32_t fFlags; |
134 ProgramXferProcessor fXferProcessor; | 134 ProgramXferProcessor fXferProcessor; |
135 FragmentStageArray fFragmentStages; | 135 FragmentStageArray fFragmentStages; |
136 bool fReadsFragPosition; | 136 bool fReadsFragPosition; |
137 GrPipelineInfo fInitBT; | 137 GrPipelineInfo fInitBT; |
138 | 138 |
139 // This function is equivalent to the offset into fFragmentStages where cove
rage stages begin. | 139 // This function is equivalent to the offset into fFragmentStages where cove
rage stages begin. |
140 int fNumColorStages; | 140 int fNumColorStages; |
141 | 141 |
142 GrProgramDesc fDesc; | 142 GrProgramDesc fDesc; |
143 | 143 |
144 typedef SkRefCnt INHERITED; | 144 typedef SkRefCnt INHERITED; |
145 }; | 145 }; |
146 | 146 |
147 #endif | 147 #endif |
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