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1 | 1 |
2 /* | 2 /* |
3 * Copyright 2006 The Android Open Source Project | 3 * Copyright 2006 The Android Open Source Project |
4 * | 4 * |
5 * Use of this source code is governed by a BSD-style license that can be | 5 * Use of this source code is governed by a BSD-style license that can be |
6 * found in the LICENSE file. | 6 * found in the LICENSE file. |
7 */ | 7 */ |
8 | 8 |
9 #include "SkBlurMaskFilter.h" | 9 #include "SkBlurMaskFilter.h" |
10 #include "SkBlurMask.h" | 10 #include "SkBlurMask.h" |
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1201 clipRect, false, xformedSigma, xforme
dSigma); | 1201 clipRect, false, xformedSigma, xforme
dSigma); |
1202 if (nullptr == *result) { | 1202 if (nullptr == *result) { |
1203 return false; | 1203 return false; |
1204 } | 1204 } |
1205 | 1205 |
1206 if (!isNormalBlur) { | 1206 if (!isNormalBlur) { |
1207 GrPaint paint; | 1207 GrPaint paint; |
1208 SkMatrix matrix; | 1208 SkMatrix matrix; |
1209 matrix.setIDiv(src->width(), src->height()); | 1209 matrix.setIDiv(src->width(), src->height()); |
1210 // Blend pathTexture over blurTexture. | 1210 // Blend pathTexture over blurTexture. |
1211 paint.addCoverageFragmentProcessor( | 1211 paint.addCoverageFragmentProcessor(GrSimpleTextureEffect::Create(src, ma
trix))->unref(); |
1212 GrSimpleTextureEffect::Create(paint.getProcessorDataManager(), src,
matrix))->unref(); | |
1213 if (kInner_SkBlurStyle == fBlurStyle) { | 1212 if (kInner_SkBlurStyle == fBlurStyle) { |
1214 // inner: dst = dst * src | 1213 // inner: dst = dst * src |
1215 paint.setCoverageSetOpXPFactory(SkRegion::kIntersect_Op); | 1214 paint.setCoverageSetOpXPFactory(SkRegion::kIntersect_Op); |
1216 } else if (kSolid_SkBlurStyle == fBlurStyle) { | 1215 } else if (kSolid_SkBlurStyle == fBlurStyle) { |
1217 // solid: dst = src + dst - src * dst | 1216 // solid: dst = src + dst - src * dst |
1218 // = src + (1 - src) * dst | 1217 // = src + (1 - src) * dst |
1219 paint.setCoverageSetOpXPFactory(SkRegion::kUnion_Op); | 1218 paint.setCoverageSetOpXPFactory(SkRegion::kUnion_Op); |
1220 } else if (kOuter_SkBlurStyle == fBlurStyle) { | 1219 } else if (kOuter_SkBlurStyle == fBlurStyle) { |
1221 // outer: dst = dst * (1 - src) | 1220 // outer: dst = dst * (1 - src) |
1222 // = 0 * src + (1 - src) * dst | 1221 // = 0 * src + (1 - src) * dst |
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1263 } else { | 1262 } else { |
1264 str->append("None"); | 1263 str->append("None"); |
1265 } | 1264 } |
1266 str->append("))"); | 1265 str->append("))"); |
1267 } | 1266 } |
1268 #endif | 1267 #endif |
1269 | 1268 |
1270 SK_DEFINE_FLATTENABLE_REGISTRAR_GROUP_START(SkBlurMaskFilter) | 1269 SK_DEFINE_FLATTENABLE_REGISTRAR_GROUP_START(SkBlurMaskFilter) |
1271 SK_DEFINE_FLATTENABLE_REGISTRAR_ENTRY(SkBlurMaskFilterImpl) | 1270 SK_DEFINE_FLATTENABLE_REGISTRAR_ENTRY(SkBlurMaskFilterImpl) |
1272 SK_DEFINE_FLATTENABLE_REGISTRAR_GROUP_END | 1271 SK_DEFINE_FLATTENABLE_REGISTRAR_GROUP_END |
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