129 lines
3.2 KiB
C++
129 lines
3.2 KiB
C++
/*
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* Copyright 2017 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/SkCanvas.h"
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#include "include/core/SkColor.h"
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#include "include/core/SkPaint.h"
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#include "include/core/SkRRect.h"
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#include "include/core/SkRect.h"
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#include "include/core/SkScalar.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/utils/SkRandom.h"
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#include "tools/ToolUtils.h"
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namespace skiagm {
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static SkColor gen_color(SkRandom* rand) {
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SkScalar hsv[3];
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hsv[0] = rand->nextRangeF(0.0f, 360.0f);
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hsv[1] = rand->nextRangeF(0.5f, 1.0f);
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hsv[2] = rand->nextRangeF(0.5f, 1.0f);
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return ToolUtils::color_to_565(SkHSVToColor(hsv));
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}
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class ManyCirclesGM : public GM {
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// This GM attempts to flood Ganesh with more circles than will fit in a single index buffer
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// Stresses crbug.com/688582.
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public:
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ManyCirclesGM() {
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this->setBGColor(0xFFFFFFFF);
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}
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protected:
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static const int kWidth = 800;
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static const int kHeight = 600;
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SkString onShortName() override {
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return SkString("manycircles");
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}
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SkISize onISize() override {
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return SkISize::Make(kWidth, kHeight);
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}
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void onDraw(SkCanvas* canvas) override {
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SkRandom rand(1);
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SkPaint paint;
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paint.setAntiAlias(true);
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int total = 10000;
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while (total--) {
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SkScalar x = rand.nextF() * kWidth - 100;
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SkScalar y = rand.nextF() * kHeight - 100;
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SkScalar w = rand.nextF() * 200;
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SkRect circle = SkRect::MakeXYWH(x, y, w, w);
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paint.setColor(gen_color(&rand));
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canvas->drawOval(circle, paint);
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}
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}
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private:
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using INHERITED = GM;
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};
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//////////////////////////////////////////////////////////////////////////////
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class ManyRRectsGM : public GM {
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// This GM attempts to flood Ganesh with more rrects than will fit in a single index buffer
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// Stresses crbug.com/684112
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public:
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ManyRRectsGM() {
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this->setBGColor(0xFFFFFFFF);
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}
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protected:
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SkString onShortName() override {
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return SkString("manyrrects");
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}
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SkISize onISize() override {
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return SkISize::Make(800, 300);
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}
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void onDraw(SkCanvas* canvas) override {
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SkRandom rand(1);
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SkPaint paint;
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paint.setAntiAlias(true);
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paint.setColor(SK_ColorBLUE);
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int total = 7000;
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// Rectangle positioning variables
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int x = 0;
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int y = 0;
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const int kXLimit = 700;
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const int kYIncrement = 5;
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const int kXIncrement = 5;
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SkRect rect = SkRect::MakeLTRB(0, 0, 4, 4);
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SkRRect rrect = SkRRect::MakeRectXY(rect, 1, 1);
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while (total--) {
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canvas->save();
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canvas->translate(x, y);
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canvas->drawRRect(rrect, paint);
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x += kXIncrement;
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if (x > kXLimit) {
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x = 0;
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y += kYIncrement;
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}
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canvas->restore();
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}
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}
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private:
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using INHERITED = GM;
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};
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//////////////////////////////////////////////////////////////////////////////
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DEF_GM( return new ManyCirclesGM; )
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DEF_GM( return new ManyRRectsGM; )
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} // namespace skiagm
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