175dd9b5e3
The general idea is to provide access to SkGpuDevice's drawContext rather than its GrRenderTarget. That is usually what the testing framework actually wants. GOLD_TRYBOT_URL= https://gold.skia.org/search2?unt=true&query=source_type%3Dgm&master=false&issue=1930623003 Review-Url: https://codereview.chromium.org/1930623003
133 lines
4.8 KiB
C++
133 lines
4.8 KiB
C++
/*
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* Copyright 2015 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.h"
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#if SK_SUPPORT_GPU
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#include "GrContext.h"
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#include "GrDrawContextPriv.h"
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#include "GrPipelineBuilder.h"
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#include "SkRRect.h"
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#include "batches/GrDrawBatch.h"
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#include "batches/GrRectBatchFactory.h"
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#include "effects/GrRRectEffect.h"
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namespace skiagm {
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///////////////////////////////////////////////////////////////////////////////
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class BigRRectAAEffectGM : public GM {
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public:
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BigRRectAAEffectGM(const SkRRect& rrect, const char* name)
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: fRRect(rrect)
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, fName(name) {
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this->setBGColor(sk_tool_utils::color_to_565(SK_ColorBLUE));
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// Each test case draws the rrect with gaps around it.
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fTestWidth = SkScalarCeilToInt(rrect.width()) + 2 * kGap;
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fTestHeight = SkScalarCeilToInt(rrect.height()) + 2 * kGap;
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// Add a pad between test cases.
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fTestOffsetX = fTestWidth + kPad;
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fTestOffsetY = fTestHeight + kPad;
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// We draw two tests in x (fill and inv-fill) and pad around
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// all four sides of the image.
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fWidth = 2 * fTestOffsetX + kPad;
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fHeight = fTestOffsetY + kPad;
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}
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protected:
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SkString onShortName() override {
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SkString name;
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name.printf("big_rrect_%s_aa_effect", fName);
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return name;
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}
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SkISize onISize() override { return SkISize::Make(fWidth, fHeight); }
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void onDraw(SkCanvas* canvas) override {
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GrDrawContext* drawContext = canvas->internal_private_accessTopLayerDrawContext();
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if (!drawContext) {
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skiagm::GM::DrawGpuOnlyMessage(canvas);
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return;
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}
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SkPaint paint;
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int y = kPad;
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int x = kPad;
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static const GrPrimitiveEdgeType kEdgeTypes[] = {
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kFillAA_GrProcessorEdgeType,
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kInverseFillAA_GrProcessorEdgeType,
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};
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SkRect testBounds = SkRect::MakeIWH(fTestWidth, fTestHeight);
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for (size_t et = 0; et < SK_ARRAY_COUNT(kEdgeTypes); ++et) {
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GrPrimitiveEdgeType edgeType = kEdgeTypes[et];
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canvas->save();
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canvas->translate(SkIntToScalar(x), SkIntToScalar(y));
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// Draw a background for the test case
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SkPaint paint;
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paint.setColor(SK_ColorWHITE);
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canvas->drawRect(testBounds, paint);
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GrPipelineBuilder pipelineBuilder;
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pipelineBuilder.setXPFactory(
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GrPorterDuffXPFactory::Create(SkXfermode::kSrc_Mode))->unref();
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SkRRect rrect = fRRect;
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rrect.offset(SkIntToScalar(x + kGap), SkIntToScalar(y + kGap));
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SkAutoTUnref<GrFragmentProcessor> fp(GrRRectEffect::Create(edgeType, rrect));
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SkASSERT(fp);
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if (fp) {
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pipelineBuilder.addCoverageFragmentProcessor(fp);
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pipelineBuilder.setRenderTarget(drawContext->accessRenderTarget());
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SkRect bounds = testBounds;
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bounds.offset(SkIntToScalar(x), SkIntToScalar(y));
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SkAutoTUnref<GrDrawBatch> batch(
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GrRectBatchFactory::CreateNonAAFill(0xff000000, SkMatrix::I(), bounds,
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nullptr, nullptr));
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drawContext->drawContextPriv().testingOnly_drawBatch(pipelineBuilder, batch);
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}
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canvas->restore();
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x = x + fTestOffsetX;
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}
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}
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private:
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// pad between test cases
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static const int kPad = 7;
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// gap between rect for each case that is rendered and exterior of rrect
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static const int kGap = 3;
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SkRRect fRRect;
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int fWidth;
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int fHeight;
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int fTestWidth;
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int fTestHeight;
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int fTestOffsetX;
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int fTestOffsetY;
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const char* fName;
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typedef GM INHERITED;
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};
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///////////////////////////////////////////////////////////////////////////////
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// This value is motivated by bug chromium:477684. It has to be large to cause overflow in
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// the shader
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static const int kSize = 700;
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DEF_GM( return new BigRRectAAEffectGM (SkRRect::MakeRect(SkRect::MakeIWH(kSize, kSize)), "rect"); )
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DEF_GM( return new BigRRectAAEffectGM (SkRRect::MakeOval(SkRect::MakeIWH(kSize, kSize)), "circle"); )
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DEF_GM( return new BigRRectAAEffectGM (SkRRect::MakeOval(SkRect::MakeIWH(kSize - 1, kSize - 10)), "ellipse"); )
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// The next two have small linear segments between the corners
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DEF_GM( return new BigRRectAAEffectGM (SkRRect::MakeRectXY(SkRect::MakeIWH(kSize - 1, kSize - 10), kSize/2.f - 10.f, kSize/2.f - 10.f), "circular_corner"); )
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DEF_GM( return new BigRRectAAEffectGM (SkRRect::MakeRectXY(SkRect::MakeIWH(kSize - 1, kSize - 10), kSize/2.f - 10.f, kSize/2.f - 15.f), "elliptical_corner"); )
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}
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#endif
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