| /* |
| * Copyright 2014 Google Inc. |
| * |
| * Use of this source code is governed by a BSD-style license that can be |
| * found in the LICENSE file. |
| */ |
| |
| #include "gm.h" |
| |
| #include "SkBlurMask.h" |
| #include "SkCanvas.h" |
| #include "SkColorFilter.h" |
| #include "SkEmbossMaskFilter.h" |
| #include "SkFont.h" |
| |
| static SkBitmap make_bm() { |
| SkBitmap bm; |
| bm.allocN32Pixels(100, 100); |
| |
| SkCanvas canvas(bm); |
| canvas.clear(0); |
| SkPaint paint; |
| paint.setAntiAlias(true); |
| canvas.drawCircle(50, 50, 50, paint); |
| return bm; |
| } |
| |
| class EmbossGM : public skiagm::GM { |
| public: |
| EmbossGM() { |
| } |
| |
| protected: |
| SkString onShortName() override { |
| return SkString("emboss"); |
| } |
| |
| SkISize onISize() override { |
| return SkISize::Make(600, 120); |
| } |
| |
| void onDraw(SkCanvas* canvas) override { |
| SkPaint paint; |
| SkBitmap bm = make_bm(); |
| canvas->drawBitmap(bm, 10, 10, &paint); |
| canvas->translate(bm.width() + SkIntToScalar(10), 0); |
| |
| paint.setMaskFilter(SkEmbossMaskFilter::Make( |
| SkBlurMask::ConvertRadiusToSigma(3), |
| { { SK_Scalar1, SK_Scalar1, SK_Scalar1 }, 0, 128, 16*2 })); |
| canvas->drawBitmap(bm, 10, 10, &paint); |
| canvas->translate(bm.width() + SkIntToScalar(10), 0); |
| |
| // this combination of emboss+colorfilter used to crash -- so we exercise it to |
| // confirm that we have a fix. |
| paint.setColorFilter(SkColorFilter::MakeModeFilter(0xFFFF0000, SkBlendMode::kSrcATop)); |
| canvas->drawBitmap(bm, 10, 10, &paint); |
| canvas->translate(bm.width() + SkIntToScalar(10), 0); |
| |
| paint.setAntiAlias(true); |
| paint.setStyle(SkPaint::kStroke_Style); |
| paint.setStrokeWidth(SkIntToScalar(10)); |
| paint.setMaskFilter(SkEmbossMaskFilter::Make( |
| SkBlurMask::ConvertRadiusToSigma(4), |
| { { SK_Scalar1, SK_Scalar1, SK_Scalar1 }, 0, 128, 16*2 })); |
| paint.setColorFilter(nullptr); |
| paint.setShader(SkShader::MakeColorShader(SK_ColorBLUE)); |
| paint.setDither(true); |
| canvas->drawCircle(SkIntToScalar(50), SkIntToScalar(50), |
| SkIntToScalar(30), paint); |
| canvas->translate(SkIntToScalar(100), 0); |
| |
| paint.setStyle(SkPaint::kFill_Style); |
| canvas->drawString("Hello", 0, 50, SkFont(nullptr, 50), paint); |
| } |
| |
| private: |
| typedef skiagm::GM INHERITED; |
| }; |
| |
| DEF_GM(return new EmbossGM;) |