| /* |
| * 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 "SkTypes.h" |
| #include "Test.h" |
| |
| #include "GrContext.h" |
| #include "GrContextPriv.h" |
| #include "GrClip.h" |
| #include "GrDrawingManager.h" |
| #include "GrPathRenderer.h" |
| #include "GrPaint.h" |
| #include "GrRenderTargetContext.h" |
| #include "GrRenderTargetContextPriv.h" |
| #include "GrShape.h" |
| #include "GrTexture.h" |
| #include "SkExchange.h" |
| #include "SkMatrix.h" |
| #include "SkPathPriv.h" |
| #include "SkRect.h" |
| #include "sk_tool_utils.h" |
| #include "ccpr/GrCoverageCountingPathRenderer.h" |
| #include "ccpr/GrCCPathCache.h" |
| #include "mock/GrMockTypes.h" |
| |
| #include <cmath> |
| |
| static constexpr int kCanvasSize = 100; |
| |
| class CCPRClip : public GrClip { |
| public: |
| CCPRClip(GrCoverageCountingPathRenderer* ccpr, const SkPath& path) : fCCPR(ccpr), fPath(path) {} |
| |
| private: |
| bool apply(GrContext* context, GrRenderTargetContext* rtc, bool, bool, GrAppliedClip* out, |
| SkRect* bounds) const override { |
| out->addCoverageFP(fCCPR->makeClipProcessor(rtc->priv().testingOnly_getOpListID(), fPath, |
| SkIRect::MakeWH(rtc->width(), rtc->height()), |
| rtc->width(), rtc->height(), |
| *context->contextPriv().caps())); |
| return true; |
| } |
| bool quickContains(const SkRect&) const final { return false; } |
| bool isRRect(const SkRect& rtBounds, SkRRect* rr, GrAA*) const final { return false; } |
| void getConservativeBounds(int width, int height, SkIRect* rect, bool* iior) const final { |
| rect->set(0, 0, width, height); |
| if (iior) { |
| *iior = false; |
| } |
| } |
| GrCoverageCountingPathRenderer* const fCCPR; |
| const SkPath fPath; |
| }; |
| |
| class CCPRPathDrawer { |
| public: |
| CCPRPathDrawer(sk_sp<GrContext> ctx, skiatest::Reporter* reporter, bool doStroke) |
| : fCtx(ctx) |
| , fCCPR(fCtx->contextPriv().drawingManager()->getCoverageCountingPathRenderer()) |
| , fRTC(fCtx->contextPriv().makeDeferredRenderTargetContext( |
| ctx->contextPriv().caps()->getBackendFormatFromColorType(kRGBA_8888_SkColorType), |
| SkBackingFit::kExact, kCanvasSize, kCanvasSize, kRGBA_8888_GrPixelConfig, |
| nullptr)) |
| , fDoStroke(doStroke) { |
| if (!fCCPR) { |
| ERRORF(reporter, "ccpr not enabled in GrContext for ccpr tests"); |
| } |
| if (!fRTC) { |
| ERRORF(reporter, "failed to create GrRenderTargetContext for ccpr tests"); |
| } |
| } |
| |
| GrContext* ctx() const { return fCtx.get(); } |
| GrCoverageCountingPathRenderer* ccpr() const { return fCCPR; } |
| |
| bool valid() const { return fCCPR && fRTC; } |
| void clear() const { fRTC->clear(nullptr, SK_PMColor4fTRANSPARENT, |
| GrRenderTargetContext::CanClearFullscreen::kYes); } |
| void destroyGrContext() { |
| SkASSERT(fRTC->unique()); |
| SkASSERT(fCtx->unique()); |
| fRTC.reset(); |
| fCCPR = nullptr; |
| fCtx.reset(); |
| } |
| |
| void drawPath(const SkPath& path, const SkMatrix& matrix = SkMatrix::I()) const { |
| SkASSERT(this->valid()); |
| |
| GrPaint paint; |
| paint.setColor4f({ 0, 1, 0, 1 }); |
| |
| GrNoClip noClip; |
| SkIRect clipBounds = SkIRect::MakeWH(kCanvasSize, kCanvasSize); |
| |
| GrShape shape; |
| if (!fDoStroke) { |
| shape = GrShape(path); |
| } else { |
| // Use hairlines for now, since they are the only stroke type that doesn't require a |
| // rigid-body transform. The CCPR stroke code makes no distinction between hairlines |
| // and regular strokes other than how it decides the device-space stroke width. |
| SkStrokeRec stroke(SkStrokeRec::kHairline_InitStyle); |
| stroke.setStrokeParams(SkPaint::kRound_Cap, SkPaint::kMiter_Join, 4); |
| shape = GrShape(path, GrStyle(stroke, nullptr)); |
| } |
| |
| fCCPR->testingOnly_drawPathDirectly({ |
| fCtx.get(), std::move(paint), &GrUserStencilSettings::kUnused, fRTC.get(), &noClip, |
| &clipBounds, &matrix, &shape, GrAAType::kCoverage, false}); |
| } |
| |
| void clipFullscreenRect(SkPath clipPath, SkPMColor4f color = { 0, 1, 0, 1 }) { |
| SkASSERT(this->valid()); |
| |
| GrPaint paint; |
| paint.setColor4f(color); |
| |
| fRTC->drawRect(CCPRClip(fCCPR, clipPath), std::move(paint), GrAA::kYes, SkMatrix::I(), |
| SkRect::MakeIWH(kCanvasSize, kCanvasSize)); |
| } |
| |
| void flush() const { |
| SkASSERT(this->valid()); |
| fCtx->flush(); |
| } |
| |
| private: |
| sk_sp<GrContext> fCtx; |
| GrCoverageCountingPathRenderer* fCCPR; |
| sk_sp<GrRenderTargetContext> fRTC; |
| const bool fDoStroke; |
| }; |
| |
| class CCPRTest { |
| public: |
| void run(skiatest::Reporter* reporter, bool doStroke) { |
| GrMockOptions mockOptions; |
| mockOptions.fInstanceAttribSupport = true; |
| mockOptions.fMapBufferFlags = GrCaps::kCanMap_MapFlag; |
| mockOptions.fConfigOptions[kAlpha_half_GrPixelConfig].fRenderability = |
| GrMockOptions::ConfigOptions::Renderability::kNonMSAA; |
| mockOptions.fConfigOptions[kAlpha_half_GrPixelConfig].fTexturable = true; |
| mockOptions.fConfigOptions[kAlpha_8_GrPixelConfig].fRenderability = |
| GrMockOptions::ConfigOptions::Renderability::kNonMSAA; |
| mockOptions.fConfigOptions[kAlpha_8_GrPixelConfig].fTexturable = true; |
| mockOptions.fGeometryShaderSupport = true; |
| mockOptions.fIntegerSupport = true; |
| mockOptions.fFlatInterpolationSupport = true; |
| |
| GrContextOptions ctxOptions; |
| ctxOptions.fAllowPathMaskCaching = false; |
| ctxOptions.fGpuPathRenderers = GpuPathRenderers::kCoverageCounting; |
| |
| this->customizeOptions(&mockOptions, &ctxOptions); |
| |
| sk_sp<GrContext> mockContext = GrContext::MakeMock(&mockOptions, ctxOptions); |
| if (!mockContext) { |
| ERRORF(reporter, "could not create mock context"); |
| return; |
| } |
| if (!mockContext->unique()) { |
| ERRORF(reporter, "mock context is not unique"); |
| return; |
| } |
| |
| CCPRPathDrawer ccpr(skstd::exchange(mockContext, nullptr), reporter, doStroke); |
| if (!ccpr.valid()) { |
| return; |
| } |
| |
| fPath.moveTo(0, 0); |
| fPath.cubicTo(50, 50, 0, 50, 50, 0); |
| this->onRun(reporter, ccpr); |
| } |
| |
| virtual ~CCPRTest() {} |
| |
| protected: |
| virtual void customizeOptions(GrMockOptions*, GrContextOptions*) {} |
| virtual void onRun(skiatest::Reporter* reporter, CCPRPathDrawer& ccpr) = 0; |
| |
| SkPath fPath; |
| }; |
| |
| #define DEF_CCPR_TEST(name) \ |
| DEF_GPUTEST(name, reporter, /* options */) { \ |
| name test; \ |
| test.run(reporter, false); \ |
| test.run(reporter, true); \ |
| } |
| |
| class CCPR_cleanup : public CCPRTest { |
| void onRun(skiatest::Reporter* reporter, CCPRPathDrawer& ccpr) override { |
| REPORTER_ASSERT(reporter, SkPathPriv::TestingOnly_unique(fPath)); |
| |
| // Ensure paths get unreffed. |
| for (int i = 0; i < 10; ++i) { |
| ccpr.drawPath(fPath); |
| } |
| REPORTER_ASSERT(reporter, !SkPathPriv::TestingOnly_unique(fPath)); |
| ccpr.flush(); |
| REPORTER_ASSERT(reporter, SkPathPriv::TestingOnly_unique(fPath)); |
| |
| // Ensure clip paths get unreffed. |
| for (int i = 0; i < 10; ++i) { |
| ccpr.clipFullscreenRect(fPath); |
| } |
| REPORTER_ASSERT(reporter, !SkPathPriv::TestingOnly_unique(fPath)); |
| ccpr.flush(); |
| REPORTER_ASSERT(reporter, SkPathPriv::TestingOnly_unique(fPath)); |
| |
| // Ensure paths get unreffed when we delete the context without flushing. |
| for (int i = 0; i < 10; ++i) { |
| ccpr.drawPath(fPath); |
| ccpr.clipFullscreenRect(fPath); |
| } |
| REPORTER_ASSERT(reporter, !SkPathPriv::TestingOnly_unique(fPath)); |
| |
| ccpr.destroyGrContext(); |
| REPORTER_ASSERT(reporter, SkPathPriv::TestingOnly_unique(fPath)); |
| } |
| }; |
| DEF_CCPR_TEST(CCPR_cleanup) |
| |
| class CCPR_cleanupWithTexAllocFail : public CCPR_cleanup { |
| void customizeOptions(GrMockOptions* mockOptions, GrContextOptions*) override { |
| mockOptions->fFailTextureAllocations = true; |
| } |
| }; |
| DEF_CCPR_TEST(CCPR_cleanupWithTexAllocFail) |
| |
| class CCPR_unregisterCulledOps : public CCPRTest { |
| void onRun(skiatest::Reporter* reporter, CCPRPathDrawer& ccpr) override { |
| REPORTER_ASSERT(reporter, SkPathPriv::TestingOnly_unique(fPath)); |
| |
| // Ensure Ops get unregistered from CCPR when culled early. |
| ccpr.drawPath(fPath); |
| REPORTER_ASSERT(reporter, !SkPathPriv::TestingOnly_unique(fPath)); |
| ccpr.clear(); // Clear should delete the CCPR Op. |
| REPORTER_ASSERT(reporter, SkPathPriv::TestingOnly_unique(fPath)); |
| ccpr.flush(); // Should not crash (DrawPathsOp should have unregistered itself). |
| |
| // Ensure Op unregisters work when we delete the context without flushing. |
| ccpr.drawPath(fPath); |
| REPORTER_ASSERT(reporter, !SkPathPriv::TestingOnly_unique(fPath)); |
| ccpr.clear(); // Clear should delete the CCPR DrawPathsOp. |
| REPORTER_ASSERT(reporter, SkPathPriv::TestingOnly_unique(fPath)); |
| ccpr.destroyGrContext(); // Should not crash (DrawPathsOp should have unregistered itself). |
| } |
| }; |
| DEF_CCPR_TEST(CCPR_unregisterCulledOps) |
| |
| class CCPR_parseEmptyPath : public CCPRTest { |
| void onRun(skiatest::Reporter* reporter, CCPRPathDrawer& ccpr) override { |
| REPORTER_ASSERT(reporter, SkPathPriv::TestingOnly_unique(fPath)); |
| |
| // Make a path large enough that ccpr chooses to crop it by the RT bounds, and ends up with |
| // an empty path. |
| SkPath largeOutsidePath; |
| largeOutsidePath.moveTo(-1e30f, -1e30f); |
| largeOutsidePath.lineTo(-1e30f, +1e30f); |
| largeOutsidePath.lineTo(-1e10f, +1e30f); |
| ccpr.drawPath(largeOutsidePath); |
| |
| // Normally an empty path is culled before reaching ccpr, however we use a back door for |
| // testing so this path will make it. |
| SkPath emptyPath; |
| SkASSERT(emptyPath.isEmpty()); |
| ccpr.drawPath(emptyPath); |
| |
| // This is the test. It will exercise various internal asserts and verify we do not crash. |
| ccpr.flush(); |
| |
| // Now try again with clips. |
| ccpr.clipFullscreenRect(largeOutsidePath); |
| ccpr.clipFullscreenRect(emptyPath); |
| ccpr.flush(); |
| |
| // ... and both. |
| ccpr.drawPath(largeOutsidePath); |
| ccpr.clipFullscreenRect(largeOutsidePath); |
| ccpr.drawPath(emptyPath); |
| ccpr.clipFullscreenRect(emptyPath); |
| ccpr.flush(); |
| } |
| }; |
| DEF_CCPR_TEST(CCPR_parseEmptyPath) |
| |
| static int get_mock_texture_id(const GrTexture* texture) { |
| const GrBackendTexture& backingTexture = texture->getBackendTexture(); |
| SkASSERT(GrBackendApi::kMock == backingTexture.backend()); |
| |
| if (!backingTexture.isValid()) { |
| return 0; |
| } |
| |
| GrMockTextureInfo info; |
| backingTexture.getMockTextureInfo(&info); |
| return info.fID; |
| } |
| |
| // Base class for cache path unit tests. |
| class CCPRCacheTest : public CCPRTest { |
| protected: |
| // Registers as an onFlush callback in order to snag the CCPR per-flush resources and note the |
| // texture IDs. |
| class RecordLastMockAtlasIDs : public GrOnFlushCallbackObject { |
| public: |
| RecordLastMockAtlasIDs(sk_sp<GrCoverageCountingPathRenderer> ccpr) : fCCPR(ccpr) {} |
| |
| int lastCopyAtlasID() const { return fLastCopyAtlasID; } |
| int lastRenderedAtlasID() const { return fLastRenderedAtlasID; } |
| |
| void preFlush(GrOnFlushResourceProvider*, const uint32_t* opListIDs, int numOpListIDs, |
| SkTArray<sk_sp<GrRenderTargetContext>>* out) override { |
| fLastRenderedAtlasID = fLastCopyAtlasID = 0; |
| |
| const GrCCPerFlushResources* resources = fCCPR->testingOnly_getCurrentFlushResources(); |
| if (!resources) { |
| return; |
| } |
| |
| if (const GrTexture* tex = resources->testingOnly_frontCopyAtlasTexture()) { |
| fLastCopyAtlasID = get_mock_texture_id(tex); |
| } |
| if (const GrTexture* tex = resources->testingOnly_frontRenderedAtlasTexture()) { |
| fLastRenderedAtlasID = get_mock_texture_id(tex); |
| } |
| } |
| |
| void postFlush(GrDeferredUploadToken, const uint32_t*, int) override {} |
| |
| private: |
| sk_sp<GrCoverageCountingPathRenderer> fCCPR; |
| int fLastCopyAtlasID = 0; |
| int fLastRenderedAtlasID = 0; |
| }; |
| |
| CCPRCacheTest() { |
| static constexpr int primes[11] = {2, 3, 5, 7, 11, 13, 17, 19, 23, 29, 31}; |
| |
| SkRandom rand; |
| for (size_t i = 0; i < SK_ARRAY_COUNT(fPaths); ++i) { |
| int numPts = rand.nextRangeU(GrShape::kMaxKeyFromDataVerbCnt + 1, |
| GrShape::kMaxKeyFromDataVerbCnt * 2); |
| int step; |
| do { |
| step = primes[rand.nextU() % SK_ARRAY_COUNT(primes)]; |
| } while (step == numPts); |
| fPaths[i] = sk_tool_utils::make_star(SkRect::MakeLTRB(0,0,1,1), numPts, step); |
| } |
| } |
| |
| void drawPathsAndFlush(CCPRPathDrawer& ccpr, const SkMatrix& m) { |
| this->drawPathsAndFlush(ccpr, &m, 1); |
| } |
| void drawPathsAndFlush(CCPRPathDrawer& ccpr, const SkMatrix* matrices, int numMatrices) { |
| // Draw all the paths. |
| for (size_t i = 0; i < SK_ARRAY_COUNT(fPaths); ++i) { |
| ccpr.drawPath(fPaths[i], matrices[i % numMatrices]); |
| } |
| // Re-draw a few paths, to test the case where a cache entry is hit more than once in a |
| // single flush. |
| SkRandom rand; |
| int duplicateIndices[10]; |
| for (size_t i = 0; i < SK_ARRAY_COUNT(duplicateIndices); ++i) { |
| duplicateIndices[i] = rand.nextULessThan(SK_ARRAY_COUNT(fPaths)); |
| } |
| for (size_t i = 0; i < SK_ARRAY_COUNT(duplicateIndices); ++i) { |
| for (size_t j = 0; j <= i; ++j) { |
| int idx = duplicateIndices[j]; |
| ccpr.drawPath(fPaths[idx], matrices[idx % numMatrices]); |
| } |
| } |
| ccpr.flush(); |
| } |
| |
| private: |
| void customizeOptions(GrMockOptions*, GrContextOptions* ctxOptions) override { |
| ctxOptions->fAllowPathMaskCaching = true; |
| } |
| |
| void onRun(skiatest::Reporter* reporter, CCPRPathDrawer& ccpr) final { |
| RecordLastMockAtlasIDs atlasIDRecorder(sk_ref_sp(ccpr.ccpr())); |
| ccpr.ctx()->contextPriv().addOnFlushCallbackObject(&atlasIDRecorder); |
| |
| this->onRun(reporter, ccpr, atlasIDRecorder); |
| |
| ccpr.ctx()->contextPriv().testingOnly_flushAndRemoveOnFlushCallbackObject(&atlasIDRecorder); |
| } |
| |
| virtual void onRun(skiatest::Reporter* reporter, CCPRPathDrawer& ccpr, |
| const RecordLastMockAtlasIDs&) = 0; |
| |
| protected: |
| SkPath fPaths[350]; |
| }; |
| |
| // Ensures ccpr always reuses the same atlas texture in the animation use case. |
| class CCPR_cache_animationAtlasReuse : public CCPRCacheTest { |
| void onRun(skiatest::Reporter* reporter, CCPRPathDrawer& ccpr, |
| const RecordLastMockAtlasIDs& atlasIDRecorder) override { |
| SkMatrix m = SkMatrix::MakeTrans(kCanvasSize/2, kCanvasSize/2); |
| m.preScale(80, 80); |
| m.preTranslate(-.5,-.5); |
| this->drawPathsAndFlush(ccpr, m); |
| |
| REPORTER_ASSERT(reporter, 0 == atlasIDRecorder.lastCopyAtlasID()); |
| REPORTER_ASSERT(reporter, 0 != atlasIDRecorder.lastRenderedAtlasID()); |
| const int atlasID = atlasIDRecorder.lastRenderedAtlasID(); |
| |
| // Ensures we always reuse the same atlas texture in the animation use case. |
| for (int i = 0; i < 12; ++i) { |
| // 59 is prime, so we will hit every integer modulo 360 before repeating. |
| m.preRotate(59, .5, .5); |
| |
| // Go twice. Paths have to get drawn twice with the same matrix before we cache their |
| // atlas. This makes sure that on the subsequent draw, after an atlas has been cached |
| // and is then invalidated since the matrix will change, that the same underlying |
| // texture object is still reused for the next atlas. |
| for (int j = 0; j < 2; ++j) { |
| this->drawPathsAndFlush(ccpr, m); |
| // Nothing should be copied to an 8-bit atlas after just two draws. |
| REPORTER_ASSERT(reporter, 0 == atlasIDRecorder.lastCopyAtlasID()); |
| REPORTER_ASSERT(reporter, atlasIDRecorder.lastRenderedAtlasID() == atlasID); |
| } |
| } |
| |
| // Do the last draw again. (On draw 3 they should get copied to an 8-bit atlas.) |
| this->drawPathsAndFlush(ccpr, m); |
| REPORTER_ASSERT(reporter, 0 != atlasIDRecorder.lastCopyAtlasID()); |
| REPORTER_ASSERT(reporter, 0 == atlasIDRecorder.lastRenderedAtlasID()); |
| |
| // Now double-check that everything continues to hit the cache as expected when the matrix |
| // doesn't change. |
| for (int i = 0; i < 10; ++i) { |
| this->drawPathsAndFlush(ccpr, m); |
| REPORTER_ASSERT(reporter, 0 == atlasIDRecorder.lastCopyAtlasID()); |
| REPORTER_ASSERT(reporter, 0 == atlasIDRecorder.lastRenderedAtlasID()); |
| } |
| } |
| }; |
| DEF_CCPR_TEST(CCPR_cache_animationAtlasReuse) |
| |
| class CCPR_cache_recycleEntries : public CCPRCacheTest { |
| void onRun(skiatest::Reporter* reporter, CCPRPathDrawer& ccpr, |
| const RecordLastMockAtlasIDs& atlasIDRecorder) override { |
| SkMatrix m = SkMatrix::MakeTrans(kCanvasSize/2, kCanvasSize/2); |
| m.preScale(80, 80); |
| m.preTranslate(-.5,-.5); |
| |
| auto cache = ccpr.ccpr()->testingOnly_getPathCache(); |
| REPORTER_ASSERT(reporter, cache); |
| |
| const auto& lru = cache->testingOnly_getLRU(); |
| |
| SkTArray<const void*> expectedPtrs; |
| |
| // Ensures we always reuse the same atlas texture in the animation use case. |
| for (int i = 0; i < 5; ++i) { |
| // 59 is prime, so we will hit every integer modulo 360 before repeating. |
| m.preRotate(59, .5, .5); |
| |
| // Go twice. Paths have to get drawn twice with the same matrix before we cache their |
| // atlas. |
| for (int j = 0; j < 2; ++j) { |
| this->drawPathsAndFlush(ccpr, m); |
| // Nothing should be copied to an 8-bit atlas after just two draws. |
| REPORTER_ASSERT(reporter, 0 == atlasIDRecorder.lastCopyAtlasID()); |
| REPORTER_ASSERT(reporter, 0 != atlasIDRecorder.lastRenderedAtlasID()); |
| } |
| |
| int idx = 0; |
| for (const GrCCPathCacheEntry* entry : lru) { |
| if (0 == i) { |
| expectedPtrs.push_back(entry); |
| } else { |
| // The same pointer should have been recycled for the new matrix. |
| REPORTER_ASSERT(reporter, entry == expectedPtrs[idx]); |
| } |
| ++idx; |
| } |
| } |
| } |
| }; |
| DEF_CCPR_TEST(CCPR_cache_recycleEntries) |
| |
| // Ensures mostly-visible paths get their full mask cached. |
| class CCPR_cache_mostlyVisible : public CCPRCacheTest { |
| void onRun(skiatest::Reporter* reporter, CCPRPathDrawer& ccpr, |
| const RecordLastMockAtlasIDs& atlasIDRecorder) override { |
| SkMatrix matrices[3] = { |
| SkMatrix::MakeScale(kCanvasSize/2, kCanvasSize/2), // Fully visible. |
| SkMatrix::MakeScale(kCanvasSize * 1.25, kCanvasSize * 1.25), // Mostly visible. |
| SkMatrix::MakeScale(kCanvasSize * 1.5, kCanvasSize * 1.5), // Mostly NOT visible. |
| }; |
| |
| for (int i = 0; i < 10; ++i) { |
| this->drawPathsAndFlush(ccpr, matrices, 3); |
| if (2 == i) { |
| // The mostly-visible paths should still get cached. |
| REPORTER_ASSERT(reporter, 0 != atlasIDRecorder.lastCopyAtlasID()); |
| } else { |
| REPORTER_ASSERT(reporter, 0 == atlasIDRecorder.lastCopyAtlasID()); |
| } |
| // Ensure mostly NOT-visible paths never get cached. |
| REPORTER_ASSERT(reporter, 0 != atlasIDRecorder.lastRenderedAtlasID()); |
| } |
| |
| // Clear the path cache. |
| this->drawPathsAndFlush(ccpr, SkMatrix::I()); |
| |
| // Now only draw the fully/mostly visible ones. |
| for (int i = 0; i < 2; ++i) { |
| this->drawPathsAndFlush(ccpr, matrices, 2); |
| REPORTER_ASSERT(reporter, 0 == atlasIDRecorder.lastCopyAtlasID()); |
| REPORTER_ASSERT(reporter, 0 != atlasIDRecorder.lastRenderedAtlasID()); |
| } |
| |
| // On draw 3 they should get copied to an 8-bit atlas. |
| this->drawPathsAndFlush(ccpr, matrices, 2); |
| REPORTER_ASSERT(reporter, 0 != atlasIDRecorder.lastCopyAtlasID()); |
| REPORTER_ASSERT(reporter, 0 == atlasIDRecorder.lastRenderedAtlasID()); |
| |
| for (int i = 0; i < 10; ++i) { |
| this->drawPathsAndFlush(ccpr, matrices, 2); |
| REPORTER_ASSERT(reporter, 0 == atlasIDRecorder.lastCopyAtlasID()); |
| REPORTER_ASSERT(reporter, 0 == atlasIDRecorder.lastRenderedAtlasID()); |
| } |
| |
| // Draw a different part of the path to ensure the full mask was cached. |
| matrices[1].postTranslate(SkScalarFloorToInt(kCanvasSize * -.25f), |
| SkScalarFloorToInt(kCanvasSize * -.25f)); |
| for (int i = 0; i < 10; ++i) { |
| this->drawPathsAndFlush(ccpr, matrices, 2); |
| REPORTER_ASSERT(reporter, 0 == atlasIDRecorder.lastCopyAtlasID()); |
| REPORTER_ASSERT(reporter, 0 == atlasIDRecorder.lastRenderedAtlasID()); |
| } |
| } |
| }; |
| DEF_CCPR_TEST(CCPR_cache_mostlyVisible) |
| |
| // Ensures GrContext::performDeferredCleanup works. |
| class CCPR_cache_deferredCleanup : public CCPRCacheTest { |
| void onRun(skiatest::Reporter* reporter, CCPRPathDrawer& ccpr, |
| const RecordLastMockAtlasIDs& atlasIDRecorder) override { |
| SkMatrix m = SkMatrix::MakeScale(20, 20); |
| int lastRenderedAtlasID = 0; |
| |
| for (int i = 0; i < 5; ++i) { |
| this->drawPathsAndFlush(ccpr, m); |
| REPORTER_ASSERT(reporter, 0 == atlasIDRecorder.lastCopyAtlasID()); |
| REPORTER_ASSERT(reporter, 0 != atlasIDRecorder.lastRenderedAtlasID()); |
| int renderedAtlasID = atlasIDRecorder.lastRenderedAtlasID(); |
| REPORTER_ASSERT(reporter, renderedAtlasID != lastRenderedAtlasID); |
| lastRenderedAtlasID = renderedAtlasID; |
| |
| this->drawPathsAndFlush(ccpr, m); |
| REPORTER_ASSERT(reporter, 0 == atlasIDRecorder.lastCopyAtlasID()); |
| REPORTER_ASSERT(reporter, lastRenderedAtlasID == atlasIDRecorder.lastRenderedAtlasID()); |
| |
| // On draw 3 they should get copied to an 8-bit atlas. |
| this->drawPathsAndFlush(ccpr, m); |
| REPORTER_ASSERT(reporter, 0 != atlasIDRecorder.lastCopyAtlasID()); |
| REPORTER_ASSERT(reporter, 0 == atlasIDRecorder.lastRenderedAtlasID()); |
| |
| for (int i = 0; i < 10; ++i) { |
| this->drawPathsAndFlush(ccpr, m); |
| REPORTER_ASSERT(reporter, 0 == atlasIDRecorder.lastCopyAtlasID()); |
| REPORTER_ASSERT(reporter, 0 == atlasIDRecorder.lastRenderedAtlasID()); |
| } |
| |
| ccpr.ctx()->performDeferredCleanup(std::chrono::milliseconds(0)); |
| } |
| } |
| }; |
| DEF_CCPR_TEST(CCPR_cache_deferredCleanup) |
| |
| // Verifies the cache/hash table internals. |
| class CCPR_cache_hashTable : public CCPRCacheTest { |
| void onRun(skiatest::Reporter* reporter, CCPRPathDrawer& ccpr, |
| const RecordLastMockAtlasIDs& atlasIDRecorder) override { |
| using CoverageType = GrCCAtlas::CoverageType; |
| SkMatrix m = SkMatrix::MakeScale(20, 20); |
| |
| for (int i = 0; i < 5; ++i) { |
| this->drawPathsAndFlush(ccpr, m); |
| if (2 == i) { |
| REPORTER_ASSERT(reporter, 0 != atlasIDRecorder.lastCopyAtlasID()); |
| } else { |
| REPORTER_ASSERT(reporter, 0 == atlasIDRecorder.lastCopyAtlasID()); |
| } |
| if (i < 2) { |
| REPORTER_ASSERT(reporter, 0 != atlasIDRecorder.lastRenderedAtlasID()); |
| } else { |
| REPORTER_ASSERT(reporter, 0 == atlasIDRecorder.lastRenderedAtlasID()); |
| } |
| |
| auto cache = ccpr.ccpr()->testingOnly_getPathCache(); |
| REPORTER_ASSERT(reporter, cache); |
| |
| const auto& hash = cache->testingOnly_getHashTable(); |
| const auto& lru = cache->testingOnly_getLRU(); |
| int count = 0; |
| for (GrCCPathCacheEntry* entry : lru) { |
| auto* node = hash.find(entry->cacheKey()); |
| REPORTER_ASSERT(reporter, node); |
| REPORTER_ASSERT(reporter, node->entry() == entry); |
| REPORTER_ASSERT(reporter, 0 == entry->testingOnly_peekOnFlushRefCnt()); |
| REPORTER_ASSERT(reporter, entry->unique()); |
| if (0 == i) { |
| REPORTER_ASSERT(reporter, !entry->cachedAtlas()); |
| } else { |
| const GrCCCachedAtlas* cachedAtlas = entry->cachedAtlas(); |
| REPORTER_ASSERT(reporter, cachedAtlas); |
| if (1 == i) { |
| REPORTER_ASSERT(reporter, CoverageType::kFP16_CoverageCount |
| == cachedAtlas->coverageType()); |
| } else { |
| REPORTER_ASSERT(reporter, CoverageType::kA8_LiteralCoverage |
| == cachedAtlas->coverageType()); |
| } |
| REPORTER_ASSERT(reporter, cachedAtlas->textureKey().isValid()); |
| // The actual proxy should not be held past the end of a flush. |
| REPORTER_ASSERT(reporter, !cachedAtlas->getOnFlushProxy()); |
| REPORTER_ASSERT(reporter, 0 == cachedAtlas->testingOnly_peekOnFlushRefCnt()); |
| } |
| ++count; |
| } |
| REPORTER_ASSERT(reporter, hash.count() == count); |
| } |
| } |
| }; |
| DEF_CCPR_TEST(CCPR_cache_hashTable) |
| |
| // Ensures paths get cached even when using a sporadic flushing pattern and drawing out of order |
| // (a la Chrome tiles). |
| class CCPR_cache_multiFlush : public CCPRCacheTest { |
| void onRun(skiatest::Reporter* reporter, CCPRPathDrawer& ccpr, |
| const RecordLastMockAtlasIDs& atlasIDRecorder) override { |
| static constexpr int kNumPaths = SK_ARRAY_COUNT(fPaths); |
| static constexpr int kBigPrimes[] = { |
| 9323, 11059, 22993, 38749, 45127, 53147, 64853, 77969, 83269, 99989}; |
| |
| SkRandom rand; |
| SkMatrix m = SkMatrix::I(); |
| |
| for (size_t i = 0; i < SK_ARRAY_COUNT(kBigPrimes); ++i) { |
| int prime = kBigPrimes[i]; |
| int endPathIdx = (int)rand.nextULessThan(kNumPaths); |
| int pathIdx = endPathIdx; |
| int nextFlush = rand.nextRangeU(1, 47); |
| for (int j = 0; j < kNumPaths; ++j) { |
| pathIdx = (pathIdx + prime) % kNumPaths; |
| int repeat = rand.nextRangeU(1, 3); |
| for (int k = 0; k < repeat; ++k) { |
| ccpr.drawPath(fPaths[pathIdx], m); |
| } |
| if (nextFlush == j) { |
| ccpr.flush(); |
| // The paths are small enough that we should never copy to an A8 atlas. |
| REPORTER_ASSERT(reporter, 0 == atlasIDRecorder.lastCopyAtlasID()); |
| if (i < 2) { |
| REPORTER_ASSERT(reporter, 0 != atlasIDRecorder.lastRenderedAtlasID()); |
| } else { |
| REPORTER_ASSERT(reporter, 0 == atlasIDRecorder.lastRenderedAtlasID()); |
| } |
| nextFlush = SkTMin(j + (int)rand.nextRangeU(1, 29), kNumPaths - 1); |
| } |
| } |
| SkASSERT(endPathIdx == pathIdx % kNumPaths); |
| } |
| } |
| }; |
| DEF_CCPR_TEST(CCPR_cache_multiFlush) |
| |
| // This test exercises CCPR's cache capabilities by drawing many paths with two different |
| // transformation matrices. We then vary the matrices independently by whole and partial pixels, |
| // and verify the caching behaved as expected. |
| class CCPR_cache_partialInvalidate : public CCPRCacheTest { |
| void customizeOptions(GrMockOptions*, GrContextOptions* ctxOptions) override { |
| ctxOptions->fAllowPathMaskCaching = true; |
| } |
| |
| static constexpr int kPathSize = 4; |
| |
| void onRun(skiatest::Reporter* reporter, CCPRPathDrawer& ccpr, |
| const RecordLastMockAtlasIDs& atlasIDRecorder) override { |
| SkMatrix matrices[2] = { |
| SkMatrix::MakeTrans(5, 5), |
| SkMatrix::MakeTrans(kCanvasSize - kPathSize - 5, kCanvasSize - kPathSize - 5) |
| }; |
| matrices[0].preScale(kPathSize, kPathSize); |
| matrices[1].preScale(kPathSize, kPathSize); |
| |
| int firstAtlasID = 0; |
| |
| for (int iterIdx = 0; iterIdx < 4*3*2; ++iterIdx) { |
| this->drawPathsAndFlush(ccpr, matrices, 2); |
| |
| if (0 == iterIdx) { |
| // First iteration: just note the ID of the stashed atlas and continue. |
| firstAtlasID = atlasIDRecorder.lastRenderedAtlasID(); |
| REPORTER_ASSERT(reporter, 0 != firstAtlasID); |
| continue; |
| } |
| |
| int testIdx = (iterIdx/2) % 3; |
| int repetitionIdx = iterIdx % 2; |
| switch (testIdx) { |
| case 0: |
| if (0 == repetitionIdx) { |
| // This is the big test. New paths were drawn twice last round. On hit 2 |
| // (last time), 'firstAtlasID' was cached as a 16-bit atlas. Now, on hit 3, |
| // these paths should be copied out of 'firstAtlasID', and into an A8 atlas. |
| // THEN: we should recycle 'firstAtlasID' and reuse that same texture to |
| // render the new masks. |
| REPORTER_ASSERT(reporter, 0 != atlasIDRecorder.lastCopyAtlasID()); |
| REPORTER_ASSERT(reporter, |
| atlasIDRecorder.lastRenderedAtlasID() == firstAtlasID); |
| } else { |
| REPORTER_ASSERT(reporter, 0 == atlasIDRecorder.lastCopyAtlasID()); |
| // This is hit 2 for the new masks. Next time they will be copied to an A8 |
| // atlas. |
| REPORTER_ASSERT(reporter, |
| atlasIDRecorder.lastRenderedAtlasID() == firstAtlasID); |
| } |
| |
| if (1 == repetitionIdx) { |
| // Integer translates: all path masks stay valid. |
| matrices[0].preTranslate(-1, -1); |
| matrices[1].preTranslate(1, 1); |
| } |
| break; |
| |
| case 1: |
| if (0 == repetitionIdx) { |
| // New paths were drawn twice last round. The third hit (now) they should be |
| // copied to an A8 atlas. |
| REPORTER_ASSERT(reporter, 0 != atlasIDRecorder.lastCopyAtlasID()); |
| } else { |
| REPORTER_ASSERT(reporter, 0 == atlasIDRecorder.lastCopyAtlasID()); |
| } |
| |
| // This draw should have gotten 100% cache hits; we only did integer translates |
| // last time (or none if it was the first flush). Therefore, everything should |
| // have been cached. |
| REPORTER_ASSERT(reporter, 0 == atlasIDRecorder.lastRenderedAtlasID()); |
| |
| if (1 == repetitionIdx) { |
| // Invalidate even path masks. |
| matrices[0].preTranslate(1.6f, 1.4f); |
| } |
| break; |
| |
| case 2: |
| // No new masks to copy from last time; it had 100% cache hits. |
| REPORTER_ASSERT(reporter, 0 == atlasIDRecorder.lastCopyAtlasID()); |
| |
| // Even path masks were invalidated last iteration by a subpixel translate. |
| // They should have been re-rendered this time in the original 'firstAtlasID' |
| // texture. |
| REPORTER_ASSERT(reporter, |
| atlasIDRecorder.lastRenderedAtlasID() == firstAtlasID); |
| |
| if (1 == repetitionIdx) { |
| // Invalidate odd path masks. |
| matrices[1].preTranslate(-1.4f, -1.6f); |
| } |
| break; |
| } |
| } |
| } |
| }; |
| DEF_CCPR_TEST(CCPR_cache_partialInvalidate) |
| |
| class CCPR_unrefPerOpListPathsBeforeOps : public CCPRTest { |
| void onRun(skiatest::Reporter* reporter, CCPRPathDrawer& ccpr) override { |
| REPORTER_ASSERT(reporter, SkPathPriv::TestingOnly_unique(fPath)); |
| for (int i = 0; i < 10000; ++i) { |
| // Draw enough paths to make the arena allocator hit the heap. |
| ccpr.drawPath(fPath); |
| } |
| |
| // Unref the GrCCPerOpListPaths object. |
| auto perOpListPathsMap = ccpr.ccpr()->detachPendingPaths(); |
| perOpListPathsMap.clear(); |
| |
| // Now delete the Op and all its draws. |
| REPORTER_ASSERT(reporter, !SkPathPriv::TestingOnly_unique(fPath)); |
| ccpr.flush(); |
| REPORTER_ASSERT(reporter, SkPathPriv::TestingOnly_unique(fPath)); |
| } |
| }; |
| DEF_CCPR_TEST(CCPR_unrefPerOpListPathsBeforeOps) |
| |
| class CCPRRenderingTest { |
| public: |
| void run(skiatest::Reporter* reporter, GrContext* ctx, bool doStroke) const { |
| if (!ctx->contextPriv().drawingManager()->getCoverageCountingPathRenderer()) { |
| return; // CCPR is not enabled on this GPU. |
| } |
| CCPRPathDrawer ccpr(sk_ref_sp(ctx), reporter, doStroke); |
| if (!ccpr.valid()) { |
| return; |
| } |
| this->onRun(reporter, ccpr); |
| } |
| |
| virtual ~CCPRRenderingTest() {} |
| |
| protected: |
| virtual void onRun(skiatest::Reporter* reporter, const CCPRPathDrawer& ccpr) const = 0; |
| }; |
| |
| #define DEF_CCPR_RENDERING_TEST(name) \ |
| DEF_GPUTEST_FOR_RENDERING_CONTEXTS(name, reporter, ctxInfo) { \ |
| name test; \ |
| test.run(reporter, ctxInfo.grContext(), false); \ |
| test.run(reporter, ctxInfo.grContext(), true); \ |
| } |
| |
| class CCPR_busyPath : public CCPRRenderingTest { |
| void onRun(skiatest::Reporter* reporter, const CCPRPathDrawer& ccpr) const override { |
| static constexpr int kNumBusyVerbs = 1 << 17; |
| ccpr.clear(); |
| SkPath busyPath; |
| busyPath.moveTo(0, 0); // top left |
| busyPath.lineTo(kCanvasSize, kCanvasSize); // bottom right |
| for (int i = 2; i < kNumBusyVerbs; ++i) { |
| float offset = i * ((float)kCanvasSize / kNumBusyVerbs); |
| busyPath.lineTo(kCanvasSize - offset, kCanvasSize + offset); // offscreen |
| } |
| ccpr.drawPath(busyPath); |
| |
| ccpr.flush(); // If this doesn't crash, the test passed. |
| // If it does, maybe fiddle with fMaxInstancesPerDrawArraysWithoutCrashing in |
| // your platform's GrGLCaps. |
| } |
| }; |
| DEF_CCPR_RENDERING_TEST(CCPR_busyPath) |