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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 #include "GrPipelineBuilder.h" | 8 #include "GrPipelineBuilder.h" |
9 | 9 |
10 #include "GrBlend.h" | 10 #include "GrBlend.h" |
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83 } | 83 } |
84 | 84 |
85 //////////////////////////////////////////////////////////////////////////////s | 85 //////////////////////////////////////////////////////////////////////////////s |
86 | 86 |
87 bool GrPipelineBuilder::willXPNeedDstCopy(const GrDrawTargetCaps& caps, | 87 bool GrPipelineBuilder::willXPNeedDstCopy(const GrDrawTargetCaps& caps, |
88 const GrProcOptInfo& colorPOI, | 88 const GrProcOptInfo& colorPOI, |
89 const GrProcOptInfo& coveragePOI) cons
t { | 89 const GrProcOptInfo& coveragePOI) cons
t { |
90 return this->getXPFactory()->willNeedDstCopy(caps, colorPOI, coveragePOI); | 90 return this->getXPFactory()->willNeedDstCopy(caps, colorPOI, coveragePOI); |
91 } | 91 } |
92 | 92 |
93 void GrPipelineBuilder::AutoRestoreEffects::set(GrPipelineBuilder* pipelineBuild
er) { | 93 void GrPipelineBuilder::AutoRestoreFragmentProcessors::set(GrPipelineBuilder* pi
pelineBuilder) { |
94 if (fPipelineBuilder) { | 94 if (fPipelineBuilder) { |
95 int m = fPipelineBuilder->numColorStages() - fColorEffectCnt; | 95 int m = fPipelineBuilder->numColorFragmentStages() - fColorEffectCnt; |
96 SkASSERT(m >= 0); | 96 SkASSERT(m >= 0); |
97 fPipelineBuilder->fColorStages.pop_back_n(m); | 97 fPipelineBuilder->fColorStages.pop_back_n(m); |
98 | 98 |
99 int n = fPipelineBuilder->numCoverageStages() - fCoverageEffectCnt; | 99 int n = fPipelineBuilder->numCoverageFragmentStages() - fCoverageEffectC
nt; |
100 SkASSERT(n >= 0); | 100 SkASSERT(n >= 0); |
101 fPipelineBuilder->fCoverageStages.pop_back_n(n); | 101 fPipelineBuilder->fCoverageStages.pop_back_n(n); |
102 if (m + n > 0) { | 102 if (m + n > 0) { |
103 fPipelineBuilder->fColorProcInfoValid = false; | 103 fPipelineBuilder->fColorProcInfoValid = false; |
104 fPipelineBuilder->fCoverageProcInfoValid = false; | 104 fPipelineBuilder->fCoverageProcInfoValid = false; |
105 } | 105 } |
106 SkDEBUGCODE(--fPipelineBuilder->fBlockEffectRemovalCnt;) | 106 SkDEBUGCODE(--fPipelineBuilder->fBlockEffectRemovalCnt;) |
107 } | 107 } |
108 fPipelineBuilder = pipelineBuilder; | 108 fPipelineBuilder = pipelineBuilder; |
109 if (NULL != pipelineBuilder) { | 109 if (NULL != pipelineBuilder) { |
110 fColorEffectCnt = pipelineBuilder->numColorStages(); | 110 fColorEffectCnt = pipelineBuilder->numColorFragmentStages(); |
111 fCoverageEffectCnt = pipelineBuilder->numCoverageStages(); | 111 fCoverageEffectCnt = pipelineBuilder->numCoverageFragmentStages(); |
112 SkDEBUGCODE(++pipelineBuilder->fBlockEffectRemovalCnt;) | 112 SkDEBUGCODE(++pipelineBuilder->fBlockEffectRemovalCnt;) |
113 } | 113 } |
114 } | 114 } |
115 | 115 |
116 //////////////////////////////////////////////////////////////////////////////// | 116 //////////////////////////////////////////////////////////////////////////////// |
117 | 117 |
118 // Some blend modes allow folding a fractional coverage value into the color's a
lpha channel, while | 118 // Some blend modes allow folding a fractional coverage value into the color's a
lpha channel, while |
119 // others will blend incorrectly. | 119 // others will blend incorrectly. |
120 bool GrPipelineBuilder::canTweakAlphaForCoverage() const { | 120 bool GrPipelineBuilder::canTweakAlphaForCoverage() const { |
121 return this->getXPFactory()->canTweakAlphaForCoverage(); | 121 return this->getXPFactory()->canTweakAlphaForCoverage(); |
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132 bool GrPipelineBuilder::willBlendWithDst(const GrPrimitiveProcessor* pp) const { | 132 bool GrPipelineBuilder::willBlendWithDst(const GrPrimitiveProcessor* pp) const { |
133 this->calcColorInvariantOutput(pp); | 133 this->calcColorInvariantOutput(pp); |
134 this->calcCoverageInvariantOutput(pp); | 134 this->calcCoverageInvariantOutput(pp); |
135 | 135 |
136 GrXPFactory::InvariantOutput output; | 136 GrXPFactory::InvariantOutput output; |
137 fXPFactory->getInvariantOutput(fColorProcInfo, fCoverageProcInfo, &output); | 137 fXPFactory->getInvariantOutput(fColorProcInfo, fCoverageProcInfo, &output); |
138 return output.fWillBlendWithDst; | 138 return output.fWillBlendWithDst; |
139 } | 139 } |
140 | 140 |
141 void GrPipelineBuilder::calcColorInvariantOutput(const GrPrimitiveProcessor* pp)
const { | 141 void GrPipelineBuilder::calcColorInvariantOutput(const GrPrimitiveProcessor* pp)
const { |
142 fColorProcInfo.calcColorWithPrimProc(pp, fColorStages.begin(), this->numColo
rStages()); | 142 fColorProcInfo.calcColorWithPrimProc(pp, fColorStages.begin(), this->numColo
rFragmentStages()); |
143 fColorProcInfoValid = false; | 143 fColorProcInfoValid = false; |
144 | 144 |
145 } | 145 } |
146 | 146 |
147 void GrPipelineBuilder::calcCoverageInvariantOutput(const GrPrimitiveProcessor*
pp) const { | 147 void GrPipelineBuilder::calcCoverageInvariantOutput(const GrPrimitiveProcessor*
pp) const { |
148 fCoverageProcInfo.calcCoverageWithPrimProc(pp, fCoverageStages.begin(), | 148 fCoverageProcInfo.calcCoverageWithPrimProc(pp, fCoverageStages.begin(), |
149 this->numCoverageStages()); | 149 this->numCoverageFragmentStages()
); |
150 fCoverageProcInfoValid = false; | 150 fCoverageProcInfoValid = false; |
151 } | 151 } |
152 | 152 |
153 void GrPipelineBuilder::calcColorInvariantOutput(const GrBatch* batch) const { | 153 void GrPipelineBuilder::calcColorInvariantOutput(const GrBatch* batch) const { |
154 fColorProcInfo.calcColorWithBatch(batch, fColorStages.begin(), this->numColo
rStages()); | 154 fColorProcInfo.calcColorWithBatch(batch, fColorStages.begin(), this->numColo
rFragmentStages()); |
155 fColorProcInfoValid = false; | 155 fColorProcInfoValid = false; |
156 } | 156 } |
157 | 157 |
158 void GrPipelineBuilder::calcCoverageInvariantOutput(const GrBatch* batch) const
{ | 158 void GrPipelineBuilder::calcCoverageInvariantOutput(const GrBatch* batch) const
{ |
159 fCoverageProcInfo.calcCoverageWithBatch(batch, fCoverageStages.begin(), | 159 fCoverageProcInfo.calcCoverageWithBatch(batch, fCoverageStages.begin(), |
160 this->numCoverageStages()); | 160 this->numCoverageFragmentStages()); |
161 fCoverageProcInfoValid = false; | 161 fCoverageProcInfoValid = false; |
162 } | 162 } |
163 | 163 |
164 | 164 |
165 void GrPipelineBuilder::calcColorInvariantOutput(GrColor color) const { | 165 void GrPipelineBuilder::calcColorInvariantOutput(GrColor color) const { |
166 if (!fColorProcInfoValid || color != fColorCache) { | 166 if (!fColorProcInfoValid || color != fColorCache) { |
167 GrColorComponentFlags flags = kRGBA_GrColorComponentFlags; | 167 GrColorComponentFlags flags = kRGBA_GrColorComponentFlags; |
168 fColorProcInfo.calcWithInitialValues(fColorStages.begin(), this->numColo
rStages(), color, | 168 fColorProcInfo.calcWithInitialValues(fColorStages.begin(),this->numColor
FragmentStages(), |
169 flags, false); | 169 color, flags, false); |
170 fColorProcInfoValid = true; | 170 fColorProcInfoValid = true; |
171 fColorCache = color; | 171 fColorCache = color; |
172 } | 172 } |
173 } | 173 } |
174 | 174 |
175 void GrPipelineBuilder::calcCoverageInvariantOutput(GrColor coverage) const { | 175 void GrPipelineBuilder::calcCoverageInvariantOutput(GrColor coverage) const { |
176 if (!fCoverageProcInfoValid || coverage != fCoverageCache) { | 176 if (!fCoverageProcInfoValid || coverage != fCoverageCache) { |
177 GrColorComponentFlags flags = kRGBA_GrColorComponentFlags; | 177 GrColorComponentFlags flags = kRGBA_GrColorComponentFlags; |
178 fCoverageProcInfo.calcWithInitialValues(fCoverageStages.begin(), | 178 fCoverageProcInfo.calcWithInitialValues(fCoverageStages.begin(), |
179 this->numCoverageStages(), cover
age, flags, | 179 this->numCoverageFragmentStages(
), coverage, flags, |
180 true); | 180 true); |
181 fCoverageProcInfoValid = true; | 181 fCoverageProcInfoValid = true; |
182 fCoverageCache = coverage; | 182 fCoverageCache = coverage; |
183 } | 183 } |
184 } | 184 } |
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