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| 1 /* |
| 2 * Copyright 2014 Google Inc. |
| 3 * |
| 4 * Use of this source code is governed by a BSD-style license that can be |
| 5 * found in the LICENSE file. |
| 6 */ |
| 7 |
| 8 #include "gm.h" |
| 9 #include "SkBlurMaskFilter.h" |
| 10 #include "SkCanvas.h" |
| 11 #include "SkColorFilter.h" |
| 12 |
| 13 #include "SkColorFilter.h" |
| 14 static SkBitmap make_bm() { |
| 15 SkBitmap bm; |
| 16 bm.allocN32Pixels(100, 100); |
| 17 |
| 18 SkCanvas canvas(bm); |
| 19 canvas.clear(0); |
| 20 SkPaint paint; |
| 21 paint.setAntiAlias(true); |
| 22 canvas.drawCircle(50, 50, 50, paint); |
| 23 return bm; |
| 24 } |
| 25 |
| 26 class EmbossGM : public skiagm::GM { |
| 27 public: |
| 28 EmbossGM() { |
| 29 } |
| 30 |
| 31 protected: |
| 32 virtual SkString onShortName() SK_OVERRIDE { |
| 33 return SkString("emboss"); |
| 34 } |
| 35 |
| 36 virtual SkISize onISize() SK_OVERRIDE { |
| 37 return SkISize::Make(600, 120); |
| 38 } |
| 39 |
| 40 virtual void onDraw(SkCanvas* canvas) SK_OVERRIDE { |
| 41 SkPaint paint; |
| 42 SkBitmap bm = make_bm(); |
| 43 canvas->drawBitmap(bm, 10, 10, &paint); |
| 44 |
| 45 const SkScalar dir[] = { 1, 1, 1 }; |
| 46 paint.setMaskFilter(SkBlurMaskFilter::CreateEmboss(3, dir, 0.3f, 0.1f))-
>unref(); |
| 47 canvas->translate(bm.width() + SkIntToScalar(10), 0); |
| 48 canvas->drawBitmap(bm, 10, 10, &paint); |
| 49 |
| 50 // this combination of emboss+colorfilter used to crash -- so we exercis
e it to |
| 51 // confirm that we have a fix. |
| 52 paint.setColorFilter(SkColorFilter::CreateModeFilter(0xFFFF0000, SkXferm
ode::kSrcATop_Mode))->unref(); |
| 53 canvas->translate(bm.width() + SkIntToScalar(10), 0); |
| 54 canvas->drawBitmap(bm, 10, 10, &paint); |
| 55 } |
| 56 |
| 57 private: |
| 58 typedef skiagm::GM INHERITED; |
| 59 }; |
| 60 |
| 61 DEF_GM( return SkNEW(EmbossGM); ) |
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