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| 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 "gm.h" | 8 #include "gm.h" |
| 9 #include "SkBlurMask.h" | 9 #include "SkBlurMask.h" |
| 10 #include "SkBlurMaskFilter.h" | 10 #include "SkBlurMaskFilter.h" |
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| 84 | 84 |
| 85 // Draw only the center of the small bitmap | 85 // Draw only the center of the small bitmap |
| 86 void drawCase1(SkCanvas* canvas, int transX, int transY, | 86 void drawCase1(SkCanvas* canvas, int transX, int transY, |
| 87 SkCanvas::DrawBitmapRectFlags flags, bool filter) { | 87 SkCanvas::DrawBitmapRectFlags flags, bool filter) { |
| 88 SkRect src = SkRect::MakeXYWH(1, 1, | 88 SkRect src = SkRect::MakeXYWH(1, 1, |
| 89 kSmallTextureSize-2, | 89 kSmallTextureSize-2, |
| 90 kSmallTextureSize-2); | 90 kSmallTextureSize-2); |
| 91 SkRect dst = SkRect::MakeXYWH(0, 0, SkIntToScalar(kBlockSize), SkIntToSc
alar(kBlockSize)); | 91 SkRect dst = SkRect::MakeXYWH(0, 0, SkIntToScalar(kBlockSize), SkIntToSc
alar(kBlockSize)); |
| 92 | 92 |
| 93 SkPaint paint; | 93 SkPaint paint; |
| 94 paint.setFilterBitmap(filter); | 94 paint.setFilterLevel(filter ? SkPaint::kLow_FilterLevel : SkPaint::kNone
_FilterLevel); |
| 95 | 95 |
| 96 canvas->save(); | 96 canvas->save(); |
| 97 canvas->translate(SkIntToScalar(transX), SkIntToScalar(transY)); | 97 canvas->translate(SkIntToScalar(transX), SkIntToScalar(transY)); |
| 98 canvas->drawBitmapRectToRect(fBitmapSmall, &src, dst, &paint, flags); | 98 canvas->drawBitmapRectToRect(fBitmapSmall, &src, dst, &paint, flags); |
| 99 canvas->restore(); | 99 canvas->restore(); |
| 100 } | 100 } |
| 101 | 101 |
| 102 // Draw almost all of the large bitmap | 102 // Draw almost all of the large bitmap |
| 103 void drawCase2(SkCanvas* canvas, int transX, int transY, | 103 void drawCase2(SkCanvas* canvas, int transX, int transY, |
| 104 SkCanvas::DrawBitmapRectFlags flags, bool filter) { | 104 SkCanvas::DrawBitmapRectFlags flags, bool filter) { |
| 105 SkRect src = SkRect::MakeXYWH(1, 1, | 105 SkRect src = SkRect::MakeXYWH(1, 1, |
| 106 SkIntToScalar(fBitmapBig.width()-2), | 106 SkIntToScalar(fBitmapBig.width()-2), |
| 107 SkIntToScalar(fBitmapBig.height()-2)); | 107 SkIntToScalar(fBitmapBig.height()-2)); |
| 108 SkRect dst = SkRect::MakeXYWH(0, 0, SkIntToScalar(kBlockSize), SkIntToSc
alar(kBlockSize)); | 108 SkRect dst = SkRect::MakeXYWH(0, 0, SkIntToScalar(kBlockSize), SkIntToSc
alar(kBlockSize)); |
| 109 | 109 |
| 110 SkPaint paint; | 110 SkPaint paint; |
| 111 paint.setFilterBitmap(filter); | 111 paint.setFilterLevel(filter ? SkPaint::kLow_FilterLevel : SkPaint::kNone
_FilterLevel); |
| 112 | 112 |
| 113 canvas->save(); | 113 canvas->save(); |
| 114 canvas->translate(SkIntToScalar(transX), SkIntToScalar(transY)); | 114 canvas->translate(SkIntToScalar(transX), SkIntToScalar(transY)); |
| 115 canvas->drawBitmapRectToRect(fBitmapBig, &src, dst, &paint, flags); | 115 canvas->drawBitmapRectToRect(fBitmapBig, &src, dst, &paint, flags); |
| 116 canvas->restore(); | 116 canvas->restore(); |
| 117 } | 117 } |
| 118 | 118 |
| 119 // Draw ~1/4 of the large bitmap | 119 // Draw ~1/4 of the large bitmap |
| 120 void drawCase3(SkCanvas* canvas, int transX, int transY, | 120 void drawCase3(SkCanvas* canvas, int transX, int transY, |
| 121 SkCanvas::DrawBitmapRectFlags flags, bool filter) { | 121 SkCanvas::DrawBitmapRectFlags flags, bool filter) { |
| 122 SkRect src = SkRect::MakeXYWH(1, 1, | 122 SkRect src = SkRect::MakeXYWH(1, 1, |
| 123 SkIntToScalar(fBitmapBig.width()/2-1), | 123 SkIntToScalar(fBitmapBig.width()/2-1), |
| 124 SkIntToScalar(fBitmapBig.height()/2-1)); | 124 SkIntToScalar(fBitmapBig.height()/2-1)); |
| 125 SkRect dst = SkRect::MakeXYWH(0, 0, SkIntToScalar(kBlockSize), SkIntToSc
alar(kBlockSize)); | 125 SkRect dst = SkRect::MakeXYWH(0, 0, SkIntToScalar(kBlockSize), SkIntToSc
alar(kBlockSize)); |
| 126 | 126 |
| 127 SkPaint paint; | 127 SkPaint paint; |
| 128 paint.setFilterBitmap(filter); | 128 paint.setFilterLevel(filter ? SkPaint::kLow_FilterLevel : SkPaint::kNone
_FilterLevel); |
| 129 | 129 |
| 130 canvas->save(); | 130 canvas->save(); |
| 131 canvas->translate(SkIntToScalar(transX), SkIntToScalar(transY)); | 131 canvas->translate(SkIntToScalar(transX), SkIntToScalar(transY)); |
| 132 canvas->drawBitmapRectToRect(fBitmapBig, &src, dst, &paint, flags); | 132 canvas->drawBitmapRectToRect(fBitmapBig, &src, dst, &paint, flags); |
| 133 canvas->restore(); | 133 canvas->restore(); |
| 134 } | 134 } |
| 135 | 135 |
| 136 // Draw the center of the small bitmap with a mask filter | 136 // Draw the center of the small bitmap with a mask filter |
| 137 void drawCase4(SkCanvas* canvas, int transX, int transY, | 137 void drawCase4(SkCanvas* canvas, int transX, int transY, |
| 138 SkCanvas::DrawBitmapRectFlags flags, bool filter) { | 138 SkCanvas::DrawBitmapRectFlags flags, bool filter) { |
| 139 SkRect src = SkRect::MakeXYWH(1, 1, | 139 SkRect src = SkRect::MakeXYWH(1, 1, |
| 140 kSmallTextureSize-2, | 140 kSmallTextureSize-2, |
| 141 kSmallTextureSize-2); | 141 kSmallTextureSize-2); |
| 142 SkRect dst = SkRect::MakeXYWH(0, 0, SkIntToScalar(kBlockSize), SkIntToSc
alar(kBlockSize)); | 142 SkRect dst = SkRect::MakeXYWH(0, 0, SkIntToScalar(kBlockSize), SkIntToSc
alar(kBlockSize)); |
| 143 | 143 |
| 144 SkPaint paint; | 144 SkPaint paint; |
| 145 paint.setFilterBitmap(filter); | 145 paint.setFilterLevel(filter ? SkPaint::kLow_FilterLevel : SkPaint::kNone
_FilterLevel); |
| 146 SkMaskFilter* mf = SkBlurMaskFilter::Create(SkBlurMaskFilter::kNormal_Bl
urStyle, | 146 SkMaskFilter* mf = SkBlurMaskFilter::Create(SkBlurMaskFilter::kNormal_Bl
urStyle, |
| 147 SkBlurMask::ConvertRadiusToSigma(SkIntT
oScalar(3))); | 147 SkBlurMask::ConvertRadiusToSigma(SkIntT
oScalar(3))); |
| 148 paint.setMaskFilter(mf)->unref(); | 148 paint.setMaskFilter(mf)->unref(); |
| 149 | 149 |
| 150 canvas->save(); | 150 canvas->save(); |
| 151 canvas->translate(SkIntToScalar(transX), SkIntToScalar(transY)); | 151 canvas->translate(SkIntToScalar(transX), SkIntToScalar(transY)); |
| 152 canvas->drawBitmapRectToRect(fBitmapSmall, &src, dst, &paint, flags); | 152 canvas->drawBitmapRectToRect(fBitmapSmall, &src, dst, &paint, flags); |
| 153 canvas->restore(); | 153 canvas->restore(); |
| 154 } | 154 } |
| 155 | 155 |
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| 218 static const int kSmallTextureSize = 4; | 218 static const int kSmallTextureSize = 4; |
| 219 static const int kMaxTextureSize = 32; | 219 static const int kMaxTextureSize = 32; |
| 220 | 220 |
| 221 SkBitmap fBitmapSmall; | 221 SkBitmap fBitmapSmall; |
| 222 SkBitmap fBitmapBig; | 222 SkBitmap fBitmapBig; |
| 223 | 223 |
| 224 typedef GM INHERITED; | 224 typedef GM INHERITED; |
| 225 }; | 225 }; |
| 226 | 226 |
| 227 DEF_GM( return new BleedGM(); ) | 227 DEF_GM( return new BleedGM(); ) |
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