e8f3062a36
BUG=skia: GOLD_TRYBOT_URL= https://gold.skia.org/search2?unt=true&query=source_type%3Dgm&master=false&issue=1817383002 CQ_EXTRA_TRYBOTS=client.skia.compile:Build-Ubuntu-GCC-x86_64-Release-CMake-Trybot,Build-Mac-Clang-x86_64-Release-CMake-Trybot Review URL: https://codereview.chromium.org/1817383002
76 lines
2.3 KiB
C++
76 lines
2.3 KiB
C++
/*
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* Copyright 2016 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.h"
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#include "SkBlurImageFilter.h"
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#include "SkRRect.h"
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#include "SkSurface.h"
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#define WIDTH 512
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#define HEIGHT 512
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namespace skiagm {
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class ComplexClipBlurTiledGM : public GM {
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public:
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ComplexClipBlurTiledGM() {
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}
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protected:
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SkString onShortName() override {
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return SkString("complexclip_blur_tiled");
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}
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SkISize onISize() override {
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return SkISize::Make(WIDTH, HEIGHT);
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}
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void onDraw(SkCanvas* canvas) override {
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SkPaint blurPaint;
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SkAutoTUnref<SkImageFilter> blur(SkBlurImageFilter::Create(5.0f, 5.0f));
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blurPaint.setImageFilter(blur);
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const SkScalar tile_size = SkIntToScalar(128);
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SkRect bounds;
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if (!canvas->getClipBounds(&bounds)) {
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bounds.setEmpty();
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}
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int ts = SkScalarCeilToInt(tile_size);
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SkImageInfo info = SkImageInfo::MakeN32Premul(ts, ts);
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auto tileSurface(canvas->makeSurface(info));
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if (!tileSurface) {
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tileSurface = SkSurface::MakeRaster(info);
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}
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SkCanvas* tileCanvas = tileSurface->getCanvas();
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for (SkScalar y = bounds.top(); y < bounds.bottom(); y += tile_size) {
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for (SkScalar x = bounds.left(); x < bounds.right(); x += tile_size) {
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tileCanvas->save();
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tileCanvas->clear(0);
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tileCanvas->translate(-x, -y);
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SkRect rect = SkRect::MakeWH(WIDTH, HEIGHT);
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tileCanvas->saveLayer(&rect, &blurPaint);
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SkRRect rrect = SkRRect::MakeRectXY(rect.makeInset(20, 20), 25, 25);
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tileCanvas->clipRRect(rrect, SkRegion::kDifference_Op, true);
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SkPaint paint;
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tileCanvas->drawRect(rect, paint);
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tileCanvas->restore();
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tileCanvas->restore();
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canvas->drawImage(tileSurface->makeImageSnapshot().get(), x, y);
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}
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}
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}
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private:
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typedef GM INHERITED;
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};
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//////////////////////////////////////////////////////////////////////////////
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static GM* MyFactory1(void*) { return new ComplexClipBlurTiledGM(); }
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static GMRegistry reg1(MyFactory1);
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}
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