blob: b6c7214106db66a6f98fb91a9ba1e3056e5408c1 [file] [log] [blame]
/*
* Copyright 2019 Google LLC.
*
* 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/SkPath.h"
#include "include/gpu/GrContextOptions.h"
#include "include/gpu/GrRecordingContext.h"
#include "src/gpu/ganesh/GrDirectContextPriv.h"
#include "src/gpu/ganesh/GrDrawingManager.h"
#include "src/gpu/ganesh/GrRecordingContextPriv.h"
#include "tools/ToolUtils.h"
namespace skiagm {
/**
* This test originally ensured that the ccpr path cache preserved fill rules properly. CCRP is gone
* now, but we decided to keep the test.
*/
class ManyPathAtlasesGM : public GpuGM {
public:
ManyPathAtlasesGM(int maxAtlasSize) : fMaxAtlasSize(maxAtlasSize) {}
private:
SkString onShortName() override { return SkStringPrintf("manypathatlases_%i", fMaxAtlasSize); }
SkISize onISize() override { return SkISize::Make(128, 128); }
void modifyGrContextOptions(GrContextOptions* ctxOptions) override {
// This will test the case where the atlas runs out of room if fMaxAtlasSize is small.
ctxOptions->fMaxTextureAtlasSize = fMaxAtlasSize;
}
DrawResult onDraw(GrRecordingContext* rContext, SkCanvas* canvas, SkString* errorMsg) override {
canvas->clear({1,1,0,1});
// Flush the context to make the DAG empty. This will test the case where we try to add an
// atlas task to an empty DAG.
if (auto dContext = rContext->asDirectContext()) {
dContext->flush();
}
SkPath clip = SkPath().moveTo(-50, 20)
.cubicTo(-50, -20, 50, -20, 50, 40)
.cubicTo(20, 0, -20, 0, -50, 20);
clip.transform(SkMatrix::Translate(64, 70));
for (int i = 0; i < 4; ++i) {
SkPath rotatedClip = clip;
rotatedClip.transform(SkMatrix::RotateDeg(30 * i + 128, {64, 70}));
rotatedClip.setIsVolatile(true);
canvas->clipPath(rotatedClip, SkClipOp::kDifference, true);
}
SkPath path = SkPath().moveTo(20, 0)
.lineTo(108, 0).cubicTo(108, 20, 108, 20, 128, 20)
.lineTo(128, 108).cubicTo(108, 108, 108, 108, 108, 128)
.lineTo(20, 128).cubicTo(20, 108, 20, 108, 0, 108)
.lineTo(0, 20).cubicTo(20, 20, 20, 20, 20, 0);
path.setIsVolatile(true);
SkPaint teal;
teal.setColor4f({.03f, .91f, .87f, 1});
teal.setAntiAlias(true);
canvas->drawPath(path, teal);
return DrawResult::kOk;
}
const int fMaxAtlasSize;
};
DEF_GM( return new ManyPathAtlasesGM(128); ) // Atlas runs out of room.
DEF_GM( return new ManyPathAtlasesGM(2048); ) // Atlas does not run out of room.
} // namespace skiagm