blob: af414db9fac91aae36149f3cf4d1673ab1e77923 [file] [log] [blame]
/*
* 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/gm.h"
#include "include/core/SkBitmap.h"
#include "include/core/SkBlendMode.h"
#include "include/core/SkCanvas.h"
#include "include/core/SkColor.h"
#include "include/core/SkColorFilter.h"
#include "include/core/SkFont.h"
#include "include/core/SkMaskFilter.h"
#include "include/core/SkPaint.h"
#include "include/core/SkScalar.h"
#include "include/core/SkShader.h"
#include "include/core/SkSize.h"
#include "include/core/SkString.h"
#include "include/core/SkSurface.h"
#include "include/core/SkTypeface.h"
#include "src/core/SkBlurMask.h"
#include "src/effects/SkEmbossMaskFilter.h"
static sk_sp<SkImage> make_bm() {
auto surf = SkSurface::MakeRasterN32Premul(100, 100);
SkPaint paint;
paint.setAntiAlias(true);
surf->getCanvas()->drawCircle(50, 50, 50, paint);
return surf->makeImageSnapshot();
}
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;
auto img = make_bm();
canvas->drawImage(img, 10, 10);
canvas->translate(img->width() + SkIntToScalar(10), 0);
paint.setMaskFilter(SkEmbossMaskFilter::Make(
SkBlurMask::ConvertRadiusToSigma(3),
{ { SK_Scalar1, SK_Scalar1, SK_Scalar1 }, 0, 128, 16*2 }));
canvas->drawImage(img, 10, 10, SkSamplingOptions(), &paint);
canvas->translate(img->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(SkColorFilters::Blend(0xFFFF0000, SkBlendMode::kSrcATop));
canvas->drawImage(img, 10, 10, SkSamplingOptions(), &paint);
canvas->translate(img->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(SkShaders::Color(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);
paint.setShader(nullptr);
paint.setColor(SK_ColorGREEN);
canvas->drawString("World", 0, 100, SkFont(nullptr, 50), paint);
}
private:
using INHERITED = skiagm::GM;
};
DEF_GM(return new EmbossGM;)