93 lines
3.0 KiB
C++
93 lines
3.0 KiB
C++
/*
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* Copyright 2014 Google Inc.
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*
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* Use of this source code is governed by a BSD-style license that can be
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* found in the LICENSE file.
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*/
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#include "gm/gm.h"
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#include "include/core/SkBitmap.h"
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#include "include/core/SkBlendMode.h"
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#include "include/core/SkCanvas.h"
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#include "include/core/SkColor.h"
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#include "include/core/SkColorFilter.h"
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#include "include/core/SkFont.h"
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#include "include/core/SkMaskFilter.h"
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#include "include/core/SkPaint.h"
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#include "include/core/SkScalar.h"
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#include "include/core/SkShader.h"
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#include "include/core/SkSize.h"
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#include "include/core/SkString.h"
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#include "include/core/SkSurface.h"
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#include "include/core/SkTypeface.h"
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#include "src/core/SkBlurMask.h"
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#include "src/effects/SkEmbossMaskFilter.h"
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static sk_sp<SkImage> make_bm() {
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auto surf = SkSurface::MakeRasterN32Premul(100, 100);
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SkPaint paint;
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paint.setAntiAlias(true);
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surf->getCanvas()->drawCircle(50, 50, 50, paint);
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return surf->makeImageSnapshot();
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}
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class EmbossGM : public skiagm::GM {
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public:
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EmbossGM() {
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}
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protected:
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SkString onShortName() override {
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return SkString("emboss");
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}
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SkISize onISize() override {
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return SkISize::Make(600, 120);
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}
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void onDraw(SkCanvas* canvas) override {
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SkPaint paint;
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auto img = make_bm();
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canvas->drawImage(img, 10, 10);
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canvas->translate(img->width() + SkIntToScalar(10), 0);
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paint.setMaskFilter(SkEmbossMaskFilter::Make(
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SkBlurMask::ConvertRadiusToSigma(3),
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{ { SK_Scalar1, SK_Scalar1, SK_Scalar1 }, 0, 128, 16*2 }));
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canvas->drawImage(img, 10, 10, SkSamplingOptions(), &paint);
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canvas->translate(img->width() + SkIntToScalar(10), 0);
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// this combination of emboss+colorfilter used to crash -- so we exercise it to
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// confirm that we have a fix.
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paint.setColorFilter(SkColorFilters::Blend(0xFFFF0000, SkBlendMode::kSrcATop));
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canvas->drawImage(img, 10, 10, SkSamplingOptions(), &paint);
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canvas->translate(img->width() + SkIntToScalar(10), 0);
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paint.setAntiAlias(true);
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paint.setStyle(SkPaint::kStroke_Style);
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paint.setStrokeWidth(SkIntToScalar(10));
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paint.setMaskFilter(SkEmbossMaskFilter::Make(
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SkBlurMask::ConvertRadiusToSigma(4),
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{ { SK_Scalar1, SK_Scalar1, SK_Scalar1 }, 0, 128, 16*2 }));
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paint.setColorFilter(nullptr);
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paint.setShader(SkShaders::Color(SK_ColorBLUE));
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paint.setDither(true);
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canvas->drawCircle(SkIntToScalar(50), SkIntToScalar(50),
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SkIntToScalar(30), paint);
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canvas->translate(SkIntToScalar(100), 0);
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paint.setStyle(SkPaint::kFill_Style);
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canvas->drawString("Hello", 0, 50, SkFont(nullptr, 50), paint);
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paint.setShader(nullptr);
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paint.setColor(SK_ColorGREEN);
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canvas->drawString("World", 0, 100, SkFont(nullptr, 50), paint);
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}
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private:
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using INHERITED = skiagm::GM;
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};
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DEF_GM(return new EmbossGM;)
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