| /* |
| * 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 |