| OLD | NEW |
| 1 /* | 1 /* |
| 2 * Copyright 2013 Google Inc. | 2 * Copyright 2013 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 "SkTileImageFilter.h" | 8 #include "SkTileImageFilter.h" |
| 9 | 9 |
| 10 #include "SkCanvas.h" | 10 #include "SkCanvas.h" |
| (...skipping 37 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
| 48 return nullptr; | 48 return nullptr; |
| 49 } | 49 } |
| 50 | 50 |
| 51 SkRect dstRect; | 51 SkRect dstRect; |
| 52 ctx.ctm().mapRect(&dstRect, fDstRect); | 52 ctx.ctm().mapRect(&dstRect, fDstRect); |
| 53 if (!dstRect.intersect(SkRect::Make(ctx.clipBounds()))) { | 53 if (!dstRect.intersect(SkRect::Make(ctx.clipBounds()))) { |
| 54 return nullptr; | 54 return nullptr; |
| 55 } | 55 } |
| 56 | 56 |
| 57 const SkIRect dstIRect = dstRect.roundOut(); | 57 const SkIRect dstIRect = dstRect.roundOut(); |
| 58 if (!fSrcRect.width() || !fSrcRect.height() || !dstIRect.width() || !dstIRec
t.height()) { | 58 int dstWidth = dstIRect.width(); |
| 59 int dstHeight = dstIRect.height(); |
| 60 if (!fSrcRect.width() || !fSrcRect.height() || !dstWidth || !dstHeight) { |
| 59 return nullptr; | 61 return nullptr; |
| 60 } | 62 } |
| 61 | 63 |
| 62 SkRect srcRect; | 64 SkRect srcRect; |
| 63 ctx.ctm().mapRect(&srcRect, fSrcRect); | 65 ctx.ctm().mapRect(&srcRect, fSrcRect); |
| 64 SkIRect srcIRect; | 66 SkIRect srcIRect; |
| 65 srcRect.roundOut(&srcIRect); | 67 srcRect.roundOut(&srcIRect); |
| 66 srcIRect.offset(-inputOffset); | 68 srcIRect.offset(-inputOffset); |
| 67 const SkIRect inputBounds = SkIRect::MakeWH(input->width(), input->height())
; | 69 const SkIRect inputBounds = SkIRect::MakeWH(input->width(), input->height())
; |
| 68 | 70 |
| 69 if (!SkIRect::Intersects(srcIRect, inputBounds)) { | 71 if (!SkIRect::Intersects(srcIRect, inputBounds)) { |
| 70 return nullptr; | 72 return nullptr; |
| 71 } | 73 } |
| 72 | 74 |
| 73 // We create an SkImage here b.c. it needs to be a tight fit for the tiling | 75 // We create an SkImage here b.c. it needs to be a tight fit for the tiling |
| 74 sk_sp<SkImage> subset; | 76 sk_sp<SkImage> subset; |
| 75 if (inputBounds.contains(srcIRect)) { | 77 if (inputBounds.contains(srcIRect)) { |
| 76 subset = input->makeTightSubset(srcIRect); | 78 subset = input->makeTightSubset(srcIRect); |
| 77 if (!subset) { | 79 if (!subset) { |
| 78 return nullptr; | 80 return nullptr; |
| 79 } | 81 } |
| 80 } else { | 82 } else { |
| 81 sk_sp<SkSurface> surf(input->makeTightSurface(ctx.outputProperties(), sr
cIRect.size())); | 83 const SkImageInfo info = SkImageInfo::MakeN32(srcIRect.width(), srcIRect
.height(), |
| 84 kPremul_SkAlphaType); |
| 85 sk_sp<SkSurface> surf(input->makeTightSurface(info)); |
| 82 if (!surf) { | 86 if (!surf) { |
| 83 return nullptr; | 87 return nullptr; |
| 84 } | 88 } |
| 85 | 89 |
| 86 SkCanvas* canvas = surf->getCanvas(); | 90 SkCanvas* canvas = surf->getCanvas(); |
| 87 SkASSERT(canvas); | 91 SkASSERT(canvas); |
| 88 | 92 |
| 89 SkPaint paint; | 93 SkPaint paint; |
| 90 paint.setXfermodeMode(SkXfermode::kSrc_Mode); | 94 paint.setXfermodeMode(SkXfermode::kSrc_Mode); |
| 91 | 95 |
| 92 input->draw(canvas, | 96 input->draw(canvas, |
| 93 SkIntToScalar(inputOffset.x()), SkIntToScalar(inputOffset.y(
)), | 97 SkIntToScalar(inputOffset.x()), SkIntToScalar(inputOffset.y(
)), |
| 94 &paint); | 98 &paint); |
| 95 | 99 |
| 96 subset = surf->makeImageSnapshot(); | 100 subset = surf->makeImageSnapshot(); |
| 97 } | 101 } |
| 98 SkASSERT(subset->width() == srcIRect.width()); | 102 SkASSERT(subset->width() == srcIRect.width()); |
| 99 SkASSERT(subset->height() == srcIRect.height()); | 103 SkASSERT(subset->height() == srcIRect.height()); |
| 100 | 104 |
| 101 sk_sp<SkSpecialSurface> surf(source->makeSurface(ctx.outputProperties(), dst
IRect.size())); | 105 const SkImageInfo info = SkImageInfo::MakeN32(dstWidth, dstHeight, kPremul_S
kAlphaType); |
| 106 |
| 107 sk_sp<SkSpecialSurface> surf(source->makeSurface(info)); |
| 102 if (!surf) { | 108 if (!surf) { |
| 103 return nullptr; | 109 return nullptr; |
| 104 } | 110 } |
| 105 | 111 |
| 106 SkCanvas* canvas = surf->getCanvas(); | 112 SkCanvas* canvas = surf->getCanvas(); |
| 107 SkASSERT(canvas); | 113 SkASSERT(canvas); |
| 108 | 114 |
| 109 SkPaint paint; | 115 SkPaint paint; |
| 110 paint.setXfermodeMode(SkXfermode::kSrc_Mode); | 116 paint.setXfermodeMode(SkXfermode::kSrc_Mode); |
| 111 paint.setShader(subset->makeShader(SkShader::kRepeat_TileMode, SkShader::kRe
peat_TileMode)); | 117 paint.setShader(subset->makeShader(SkShader::kRepeat_TileMode, SkShader::kRe
peat_TileMode)); |
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| 154 str->appendf(" dst: %.2f %.2f %.2f %.2f", | 160 str->appendf(" dst: %.2f %.2f %.2f %.2f", |
| 155 fDstRect.fLeft, fDstRect.fTop, fDstRect.fRight, fDstRect.fBotto
m); | 161 fDstRect.fLeft, fDstRect.fTop, fDstRect.fRight, fDstRect.fBotto
m); |
| 156 if (this->getInput(0)) { | 162 if (this->getInput(0)) { |
| 157 str->appendf("input: ("); | 163 str->appendf("input: ("); |
| 158 this->getInput(0)->toString(str); | 164 this->getInput(0)->toString(str); |
| 159 str->appendf(")"); | 165 str->appendf(")"); |
| 160 } | 166 } |
| 161 str->append(")"); | 167 str->append(")"); |
| 162 } | 168 } |
| 163 #endif | 169 #endif |
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