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| 1 /* | 1 /* |
| 2 * Copyright 2012 Google Inc. | 2 * Copyright 2012 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 #include "GrStencilAndCoverPathRenderer.h" | 9 #include "GrStencilAndCoverPathRenderer.h" |
| 10 #include "GrCaps.h" | 10 #include "GrCaps.h" |
| (...skipping 18 matching lines...) Expand all Loading... |
| 29 GrStencilAndCoverPathRenderer::GrStencilAndCoverPathRenderer(GrResourceProvider*
resourceProvider) | 29 GrStencilAndCoverPathRenderer::GrStencilAndCoverPathRenderer(GrResourceProvider*
resourceProvider) |
| 30 : fResourceProvider(resourceProvider) { | 30 : fResourceProvider(resourceProvider) { |
| 31 } | 31 } |
| 32 | 32 |
| 33 bool GrStencilAndCoverPathRenderer::onCanDrawPath(const CanDrawPathArgs& args) c
onst { | 33 bool GrStencilAndCoverPathRenderer::onCanDrawPath(const CanDrawPathArgs& args) c
onst { |
| 34 // GrPath doesn't support hairline paths. Also, an arbitrary path effect cou
ld change | 34 // GrPath doesn't support hairline paths. Also, an arbitrary path effect cou
ld change |
| 35 // the style type to hairline. | 35 // the style type to hairline. |
| 36 if (args.fStyle->hasNonDashPathEffect() || args.fStyle->strokeRec().isHairli
neStyle()) { | 36 if (args.fStyle->hasNonDashPathEffect() || args.fStyle->strokeRec().isHairli
neStyle()) { |
| 37 return false; | 37 return false; |
| 38 } | 38 } |
| 39 if (args.fHasUserStencilSettings) { | 39 if (!args.fIsStencilDisabled) { |
| 40 return false; | 40 return false; |
| 41 } | 41 } |
| 42 if (args.fAntiAlias) { | 42 if (args.fAntiAlias) { |
| 43 return args.fIsStencilBufferMSAA; | 43 return args.fIsStencilBufferMSAA; |
| 44 } else { | 44 } else { |
| 45 return true; // doesn't do per-path AA, relies on the target having MSAA | 45 return true; // doesn't do per-path AA, relies on the target having MSAA |
| 46 } | 46 } |
| 47 } | 47 } |
| 48 | 48 |
| 49 static GrPath* get_gr_path(GrResourceProvider* resourceProvider, const SkPath& s
kPath, | 49 static GrPath* get_gr_path(GrResourceProvider* resourceProvider, const SkPath& s
kPath, |
| (...skipping 23 matching lines...) Expand all Loading... |
| 73 } | 73 } |
| 74 | 74 |
| 75 bool GrStencilAndCoverPathRenderer::onDrawPath(const DrawPathArgs& args) { | 75 bool GrStencilAndCoverPathRenderer::onDrawPath(const DrawPathArgs& args) { |
| 76 GR_AUDIT_TRAIL_AUTO_FRAME(args.fTarget->getAuditTrail(), | 76 GR_AUDIT_TRAIL_AUTO_FRAME(args.fTarget->getAuditTrail(), |
| 77 "GrStencilAndCoverPathRenderer::onDrawPath"); | 77 "GrStencilAndCoverPathRenderer::onDrawPath"); |
| 78 SkASSERT(!args.fStyle->strokeRec().isHairlineStyle()); | 78 SkASSERT(!args.fStyle->strokeRec().isHairlineStyle()); |
| 79 const SkPath& path = *args.fPath; | 79 const SkPath& path = *args.fPath; |
| 80 GrPipelineBuilder* pipelineBuilder = args.fPipelineBuilder; | 80 GrPipelineBuilder* pipelineBuilder = args.fPipelineBuilder; |
| 81 const SkMatrix& viewMatrix = *args.fViewMatrix; | 81 const SkMatrix& viewMatrix = *args.fViewMatrix; |
| 82 | 82 |
| 83 SkASSERT(!pipelineBuilder->hasUserStencilSettings()); | 83 SkASSERT(pipelineBuilder->getStencil().isDisabled()); |
| 84 | 84 |
| 85 if (args.fAntiAlias) { | 85 if (args.fAntiAlias) { |
| 86 SkASSERT(pipelineBuilder->getRenderTarget()->isStencilBufferMultisampled
()); | 86 SkASSERT(pipelineBuilder->getRenderTarget()->isStencilBufferMultisampled
()); |
| 87 pipelineBuilder->enableState(GrPipelineBuilder::kHWAntialias_Flag); | 87 pipelineBuilder->enableState(GrPipelineBuilder::kHWAntialias_Flag); |
| 88 } | 88 } |
| 89 | 89 |
| 90 SkAutoTUnref<GrPath> p(get_gr_path(fResourceProvider, path, *args.fStyle)); | 90 SkAutoTUnref<GrPath> p(get_gr_path(fResourceProvider, path, *args.fStyle)); |
| 91 | 91 |
| 92 if (path.isInverseFillType()) { | 92 if (path.isInverseFillType()) { |
| 93 static constexpr GrUserStencilSettings kInvertedCoverPass( | 93 static constexpr GrStencilSettings kInvertedStencilPass( |
| 94 GrUserStencilSettings::StaticInit< | 94 kKeep_StencilOp, |
| 95 0x0000, | 95 kZero_StencilOp, |
| 96 // We know our rect will hit pixels outside the clip and the use
r bits will be 0 | 96 // We know our rect will hit pixels outside the clip and the user bi
ts will be 0 |
| 97 // outside the clip. So we can't just fill where the user bits a
re 0. We also need | 97 // outside the clip. So we can't just fill where the user bits are 0
. We also need to |
| 98 // to check that the clip bit is set. | 98 // check that the clip bit is set. |
| 99 GrUserStencilTest::kEqualIfInClip, | 99 kEqualIfInClip_StencilFunc, |
| 100 0xffff, | 100 0xffff, |
| 101 GrUserStencilOp::kKeep, | 101 0x0000, |
| 102 GrUserStencilOp::kZero, | 102 0xffff); |
| 103 0xffff>() | |
| 104 ); | |
| 105 | 103 |
| 106 | 104 pipelineBuilder->setStencil(kInvertedStencilPass); |
| 107 pipelineBuilder->setUserStencil(&kInvertedCoverPass); | |
| 108 | 105 |
| 109 // fake inverse with a stencil and cover | 106 // fake inverse with a stencil and cover |
| 110 args.fTarget->stencilPath(*pipelineBuilder, viewMatrix, p, p->getFillTyp
e()); | 107 args.fTarget->stencilPath(*pipelineBuilder, viewMatrix, p, p->getFillTyp
e()); |
| 111 | 108 |
| 112 SkMatrix invert = SkMatrix::I(); | 109 SkMatrix invert = SkMatrix::I(); |
| 113 SkRect bounds = | 110 SkRect bounds = |
| 114 SkRect::MakeLTRB(0, 0, SkIntToScalar(pipelineBuilder->getRenderTarge
t()->width()), | 111 SkRect::MakeLTRB(0, 0, SkIntToScalar(pipelineBuilder->getRenderTarge
t()->width()), |
| 115 SkIntToScalar(pipelineBuilder->getRenderTarget()->h
eight())); | 112 SkIntToScalar(pipelineBuilder->getRenderTarget()->h
eight())); |
| 116 SkMatrix vmi; | 113 SkMatrix vmi; |
| 117 // mapRect through persp matrix may not be correct | 114 // mapRect through persp matrix may not be correct |
| (...skipping 11 matching lines...) Expand all Loading... |
| 129 const SkMatrix& viewM = viewMatrix.hasPerspective() ? SkMatrix::I() : vi
ewMatrix; | 126 const SkMatrix& viewM = viewMatrix.hasPerspective() ? SkMatrix::I() : vi
ewMatrix; |
| 130 if (pipelineBuilder->getRenderTarget()->hasMixedSamples()) { | 127 if (pipelineBuilder->getRenderTarget()->hasMixedSamples()) { |
| 131 pipelineBuilder->disableState(GrPipelineBuilder::kHWAntialias_Flag); | 128 pipelineBuilder->disableState(GrPipelineBuilder::kHWAntialias_Flag); |
| 132 } | 129 } |
| 133 | 130 |
| 134 SkAutoTUnref<GrDrawBatch> batch( | 131 SkAutoTUnref<GrDrawBatch> batch( |
| 135 GrRectBatchFactory::CreateNonAAFill(args.fColor, viewM, bounds,
nullptr, | 132 GrRectBatchFactory::CreateNonAAFill(args.fColor, viewM, bounds,
nullptr, |
| 136 &invert)); | 133 &invert)); |
| 137 args.fTarget->drawBatch(*pipelineBuilder, batch); | 134 args.fTarget->drawBatch(*pipelineBuilder, batch); |
| 138 } else { | 135 } else { |
| 139 static constexpr GrUserStencilSettings kCoverPass( | 136 static constexpr GrStencilSettings kStencilPass( |
| 140 GrUserStencilSettings::StaticInit< | 137 kZero_StencilOp, |
| 141 0x0000, | 138 kKeep_StencilOp, |
| 142 GrUserStencilTest::kNotEqual, | 139 kNotEqual_StencilFunc, |
| 143 0xffff, | 140 0xffff, |
| 144 GrUserStencilOp::kZero, | 141 0x0000, |
| 145 GrUserStencilOp::kKeep, | 142 0xffff); |
| 146 0xffff>() | |
| 147 ); | |
| 148 | 143 |
| 149 pipelineBuilder->setUserStencil(&kCoverPass); | 144 pipelineBuilder->setStencil(kStencilPass); |
| 150 SkAutoTUnref<GrDrawPathBatchBase> batch( | 145 SkAutoTUnref<GrDrawPathBatchBase> batch( |
| 151 GrDrawPathBatch::Create(viewMatrix, args.fColor, p->getFillType(
), p)); | 146 GrDrawPathBatch::Create(viewMatrix, args.fColor, p->getFillType(
), p)); |
| 152 args.fTarget->drawPathBatch(*pipelineBuilder, batch); | 147 args.fTarget->drawPathBatch(*pipelineBuilder, batch); |
| 153 } | 148 } |
| 154 | 149 |
| 155 pipelineBuilder->disableUserStencil(); | 150 pipelineBuilder->stencil()->setDisabled(); |
| 156 return true; | 151 return true; |
| 157 } | 152 } |
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