80313c85e0
Drawing these with a color FP using fillRectWithFP made them harder to triage. TBR: michaelludwig@google.com Change-Id: I97f181e861c1c24bb2224f00901eb470d868f3c4 Reviewed-on: https://skia-review.googlesource.com/c/skia/+/375059 Reviewed-by: Brian Salomon <bsalomon@google.com> Reviewed-by: Michael Ludwig <michaelludwig@google.com> Commit-Queue: Brian Salomon <bsalomon@google.com>
111 lines
3.6 KiB
C++
111 lines
3.6 KiB
C++
/*
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* Copyright 2021 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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// This test only works with the GPU backend.
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#include "gm/gm.h"
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#include "include/core/SkBlendMode.h"
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#include "include/core/SkCanvas.h"
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#include "include/core/SkMatrix.h"
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#include "include/core/SkPaint.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/private/GrSharedEnums.h"
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#include "include/private/GrTypesPriv.h"
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#include "src/core/SkTLList.h"
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#include "src/gpu/GrFragmentProcessor.h"
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#include "src/gpu/GrPaint.h"
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#include "src/gpu/GrSurfaceDrawContext.h"
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#include "src/gpu/effects/generated/GrAARectEffect.h"
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#include "tools/gpu/TestOps.h"
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#include <memory>
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#include <utility>
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class GrAppliedClip;
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namespace skiagm {
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/**
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* This GM directly exercises a GrProcessor that clips against rects.
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*/
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class AARectEffect : public GpuGM {
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public:
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AARectEffect() { this->setBGColor(0xFFFFFFFF); }
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protected:
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SkString onShortName() override { return SkString("aa_rect_effect"); }
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SkISize onISize() override { return SkISize::Make(210, 250); }
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void onOnceBeforeDraw() override {}
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void onDraw(GrRecordingContext* context,
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GrSurfaceDrawContext* surfaceDrawContext,
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SkCanvas* canvas) override {
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SkScalar y = 12.f;
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static constexpr SkScalar kDX = 12.f;
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static constexpr SkScalar kOutset = 5.f;
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static constexpr SkRect kRects[] = {
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// integer edges
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SkRect::MakeLTRB(5.f, 1.f, 30.f, 25.f),
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// half-integer edges
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SkRect::MakeLTRB(5.5f, 0.5f, 29.5f, 24.5f),
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// vertically/horizontally thin rects that cover pixel centers
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SkRect::MakeLTRB(5.25f, 0.5f, 5.75f, 24.5f),
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SkRect::MakeLTRB(5.5f, 0.5f, 29.5f, 0.75f),
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// vertically/horizontally thin rects that don't cover pixel centers
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SkRect::MakeLTRB(5.55f, 0.5f, 5.75f, 24.5f),
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SkRect::MakeLTRB(5.5f, .05f, 29.5f, .25f),
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// small in x and y
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SkRect::MakeLTRB(5.05f, .55f, 5.45f, .85f),
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};
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for (auto r : kRects) {
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SkScalar x = kDX;
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for (int et = 0; et < kGrClipEdgeTypeCnt; ++et) {
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SkRect rect = r.makeOffset(x, y);
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GrClipEdgeType edgeType = static_cast<GrClipEdgeType>(et);
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auto fp = GrAARectEffect::Make(/*inputFP=*/nullptr, edgeType, rect);
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SkASSERT(fp);
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GrPaint grPaint;
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grPaint.setColor4f({ 0, 0, 0, 1.f });
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grPaint.setXPFactory(GrPorterDuffXPFactory::Get(SkBlendMode::kSrc));
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grPaint.setCoverageFragmentProcessor(std::move(fp));
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auto drawRect = rect.makeOutset(kOutset, kOutset);
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auto op = sk_gpu_test::test_ops::MakeRect(context, std::move(grPaint), drawRect);
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surfaceDrawContext->addDrawOp(std::move(op));
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x += SkScalarCeilToScalar(rect.width() + kDX);
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}
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// Draw rect without and with AA using normal API for reference
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canvas->save();
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canvas->translate(x, y);
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SkPaint paint;
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canvas->drawRect(r, paint);
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x += SkScalarCeilToScalar(r.width() + kDX);
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paint.setAntiAlias(true);
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canvas->drawRect(r, paint);
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canvas->restore();
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y += SkScalarCeilToScalar(r.height() + 20.f);
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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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DEF_GM(return new AARectEffect;)
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} // namespace skiagm
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