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