tools/gpu/GrTest.cpp - platform/external/skqp - Gitiles

 /*
  * Copyright 2013 Google Inc.
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */

 #include "GrTest.h"
 #include <algorithm>
 #include "GrBackendSurface.h"
 #include "GrContextOptions.h"
 #include "GrContextPriv.h"
 #include "GrDrawOpAtlas.h"
 #include "GrDrawingManager.h"
 #include "GrGpu.h"
 #include "GrGpuResourceCacheAccess.h"
 #include "GrPipelineBuilder.h"
 #include "GrRenderTargetContext.h"
 #include "GrRenderTargetContextPriv.h"
 #include "GrRenderTargetProxy.h"
 #include "GrResourceCache.h"
 #include "GrSemaphore.h"
 #include "GrSurfaceContextPriv.h"
 #include "GrTexture.h"
 #include "SkGr.h"
 #include "SkImage_Gpu.h"
 #include "SkMathPriv.h"
 #include "SkString.h"
 #include "ops/GrMeshDrawOp.h"
 #include "text/GrAtlasGlyphCache.h"
 #include "text/GrTextBlobCache.h"

 namespace GrTest {
 void SetupAlwaysEvictAtlas(GrContext* context) {
     // These sizes were selected because they allow each atlas to hold a single plot and will thus
     // stress the atlas
     int dim = GrDrawOpAtlas::kGlyphMaxDim;
     GrDrawOpAtlasConfig configs[3];
     configs[kA8_GrMaskFormat].fWidth = dim;
     configs[kA8_GrMaskFormat].fHeight = dim;
     configs[kA8_GrMaskFormat].fLog2Width = SkNextLog2(dim);
     configs[kA8_GrMaskFormat].fLog2Height = SkNextLog2(dim);
     configs[kA8_GrMaskFormat].fPlotWidth = dim;
     configs[kA8_GrMaskFormat].fPlotHeight = dim;

     configs[kA565_GrMaskFormat].fWidth = dim;
     configs[kA565_GrMaskFormat].fHeight = dim;
     configs[kA565_GrMaskFormat].fLog2Width = SkNextLog2(dim);
     configs[kA565_GrMaskFormat].fLog2Height = SkNextLog2(dim);
     configs[kA565_GrMaskFormat].fPlotWidth = dim;
     configs[kA565_GrMaskFormat].fPlotHeight = dim;

     configs[kARGB_GrMaskFormat].fWidth = dim;
     configs[kARGB_GrMaskFormat].fHeight = dim;
     configs[kARGB_GrMaskFormat].fLog2Width = SkNextLog2(dim);
     configs[kARGB_GrMaskFormat].fLog2Height = SkNextLog2(dim);
     configs[kARGB_GrMaskFormat].fPlotWidth = dim;
     configs[kARGB_GrMaskFormat].fPlotHeight = dim;

     context->setTextContextAtlasSizes_ForTesting(configs);
 }

 GrBackendTexture CreateBackendTexture(GrBackend backend, int width, int height,
                                       GrPixelConfig config, GrBackendObject handle) {
 #ifdef SK_VULKAN
     if (kVulkan_GrBackend == backend) {
         GrVkImageInfo* vkInfo = (GrVkImageInfo*)(handle);
         return GrBackendTexture(width, height, *vkInfo);
     }
 #endif
     SkASSERT(kOpenGL_GrBackend == backend);
     GrGLTextureInfo* glInfo = (GrGLTextureInfo*)(handle);
     return GrBackendTexture(width, height, config, *glInfo);
 }
 };

 bool GrSurfaceProxy::isWrapped_ForTesting() const {
     return SkToBool(fTarget);
 }

 bool GrRenderTargetContext::isWrapped_ForTesting() const {
     return fRenderTargetProxy->isWrapped_ForTesting();
 }

 void GrContext::setTextBlobCacheLimit_ForTesting(size_t bytes) {
     fTextBlobCache->setBudget(bytes);
 }

 void GrContext::setTextContextAtlasSizes_ForTesting(const GrDrawOpAtlasConfig* configs) {
     fAtlasGlyphCache->setAtlasSizes_ForTesting(configs);
 }

 ///////////////////////////////////////////////////////////////////////////////

 void GrContext::purgeAllUnlockedResources() {
     fResourceCache->purgeAllUnlocked();
 }

 void GrContext::resetGpuStats() const {
 #if GR_GPU_STATS
     fGpu->stats()->reset();
 #endif
 }

 void GrContext::dumpCacheStats(SkString* out) const {
 #if GR_CACHE_STATS
     fResourceCache->dumpStats(out);
 #endif
 }

 void GrContext::dumpCacheStatsKeyValuePairs(SkTArray<SkString>* keys,
                                             SkTArray<double>* values) const {
 #if GR_CACHE_STATS
     fResourceCache->dumpStatsKeyValuePairs(keys, values);
 #endif
 }

 void GrContext::printCacheStats() const {
     SkString out;
     this->dumpCacheStats(&out);
     SkDebugf("%s", out.c_str());
 }

 void GrContext::dumpGpuStats(SkString* out) const {
 #if GR_GPU_STATS
     return fGpu->stats()->dump(out);
 #endif
 }

 void GrContext::dumpGpuStatsKeyValuePairs(SkTArray<SkString>* keys,
                                           SkTArray<double>* values) const {
 #if GR_GPU_STATS
     return fGpu->stats()->dumpKeyValuePairs(keys, values);
 #endif
 }

 void GrContext::printGpuStats() const {
     SkString out;
     this->dumpGpuStats(&out);
     SkDebugf("%s", out.c_str());
 }

 sk_sp<SkImage> GrContext::getFontAtlasImage_ForTesting(GrMaskFormat format) {
     GrAtlasGlyphCache* cache = this->getAtlasGlyphCache();

     sk_sp<GrTextureProxy> proxy = cache->getProxy(format);
     if (!proxy) {
         return nullptr;
     }

     SkASSERT(proxy->priv().isExact());
     sk_sp<SkImage> image(new SkImage_Gpu(this, kNeedNewImageUniqueID, kPremul_SkAlphaType,
                                          std::move(proxy), nullptr, SkBudgeted::kNo));
     return image;
 }

 #if GR_GPU_STATS
 void GrGpu::Stats::dump(SkString* out) {
     out->appendf("Render Target Binds: %d\n", fRenderTargetBinds);
     out->appendf("Shader Compilations: %d\n", fShaderCompilations);
     out->appendf("Textures Created: %d\n", fTextureCreates);
     out->appendf("Texture Uploads: %d\n", fTextureUploads);
     out->appendf("Transfers to Texture: %d\n", fTransfersToTexture);
     out->appendf("Stencil Buffer Creates: %d\n", fStencilAttachmentCreates);
     out->appendf("Number of draws: %d\n", fNumDraws);
 }

 void GrGpu::Stats::dumpKeyValuePairs(SkTArray<SkString>* keys, SkTArray<double>* values) {
     keys->push_back(SkString("render_target_binds")); values->push_back(fRenderTargetBinds);
     keys->push_back(SkString("shader_compilations")); values->push_back(fShaderCompilations);
     keys->push_back(SkString("texture_uploads")); values->push_back(fTextureUploads);
     keys->push_back(SkString("number_of_draws")); values->push_back(fNumDraws);
     keys->push_back(SkString("number_of_failed_draws")); values->push_back(fNumFailedDraws);
 }

 #endif

 #if GR_CACHE_STATS
 void GrResourceCache::getStats(Stats* stats) const {
     stats->reset();

     stats->fTotal = this->getResourceCount();
     stats->fNumNonPurgeable = fNonpurgeableResources.count();
     stats->fNumPurgeable = fPurgeableQueue.count();

     for (int i = 0; i < fNonpurgeableResources.count(); ++i) {
         stats->update(fNonpurgeableResources[i]);
     }
     for (int i = 0; i < fPurgeableQueue.count(); ++i) {
         stats->update(fPurgeableQueue.at(i));
     }
 }

 void GrResourceCache::dumpStats(SkString* out) const {
     this->validate();

     Stats stats;

     this->getStats(&stats);

     float countUtilization = (100.f * fBudgetedCount) / fMaxCount;
     float byteUtilization = (100.f * fBudgetedBytes) / fMaxBytes;

     out->appendf("Budget: %d items %d bytes\n", fMaxCount, (int)fMaxBytes);
     out->appendf("\t\tEntry Count: current %d"
                  " (%d budgeted, %d wrapped, %d locked, %d scratch %.2g%% full), high %d\n",
                  stats.fTotal, fBudgetedCount, stats.fWrapped, stats.fNumNonPurgeable,
                  stats.fScratch, countUtilization, fHighWaterCount);
     out->appendf("\t\tEntry Bytes: current %d (budgeted %d, %.2g%% full, %d unbudgeted) high %d\n",
                  SkToInt(fBytes), SkToInt(fBudgetedBytes), byteUtilization,
                  SkToInt(stats.fUnbudgetedSize), SkToInt(fHighWaterBytes));
 }

 void GrResourceCache::dumpStatsKeyValuePairs(SkTArray<SkString>* keys,
                                              SkTArray<double>* values) const {
     this->validate();

     Stats stats;
     this->getStats(&stats);

     keys->push_back(SkString("gpu_cache_purgable_entries")); values->push_back(stats.fNumPurgeable);
 }

 #endif

 ///////////////////////////////////////////////////////////////////////////////

 void GrResourceCache::changeTimestamp(uint32_t newTimestamp) { fTimestamp = newTimestamp; }

 #ifdef SK_DEBUG
 int GrResourceCache::countUniqueKeysWithTag(const char* tag) const {
     int count = 0;
     UniqueHash::ConstIter iter(&fUniqueHash);
     while (!iter.done()) {
         if (0 == strcmp(tag, (*iter).getUniqueKey().tag())) {
             ++count;
         }
         ++iter;
     }
     return count;
 }
 #endif

 ///////////////////////////////////////////////////////////////////////////////

 #define ASSERT_SINGLE_OWNER \
     SkDEBUGCODE(GrSingleOwner::AutoEnforce debug_SingleOwner(fRenderTargetContext->singleOwner());)

 uint32_t GrRenderTargetContextPriv::testingOnly_addLegacyMeshDrawOp(
         GrPaint&& paint,
         GrAAType aaType,
         std::unique_ptr<GrLegacyMeshDrawOp> op,
         const GrUserStencilSettings* uss,
         bool snapToCenters) {
     ASSERT_SINGLE_OWNER
     if (fRenderTargetContext->drawingManager()->wasAbandoned()) {
         return SK_InvalidUniqueID;
     }
     SkDEBUGCODE(fRenderTargetContext->validate());
     GR_AUDIT_TRAIL_AUTO_FRAME(fRenderTargetContext->fAuditTrail,
                               "GrRenderTargetContext::testingOnly_addLegacyMeshDrawOp");

     GrPipelineBuilder pipelineBuilder(std::move(paint), aaType);
     if (uss) {
         pipelineBuilder.setUserStencil(uss);
     }
     pipelineBuilder.setSnapVerticesToPixelCenters(snapToCenters);

     return fRenderTargetContext->addLegacyMeshDrawOp(std::move(pipelineBuilder), GrNoClip(),
                                                      std::move(op));
 }

 uint32_t GrRenderTargetContextPriv::testingOnly_addDrawOp(std::unique_ptr<GrDrawOp> op) {
     ASSERT_SINGLE_OWNER
     if (fRenderTargetContext->drawingManager()->wasAbandoned()) {
         return SK_InvalidUniqueID;
     }
     SkDEBUGCODE(fRenderTargetContext->validate());
     GR_AUDIT_TRAIL_AUTO_FRAME(fRenderTargetContext->fAuditTrail,
                               "GrRenderTargetContext::testingOnly_addDrawOp");
     return fRenderTargetContext->addDrawOp(GrNoClip(), std::move(op));
 }

 #undef ASSERT_SINGLE_OWNER

 ///////////////////////////////////////////////////////////////////////////////

 GrRenderTargetFlags GrRenderTargetProxy::testingOnly_getFlags() const {
     return fRenderTargetFlags;
 }

 //////////////////////////////////////////////////////////////////////////////

 void GrContextPriv::testingOnly_flushAndRemoveOnFlushCallbackObject(GrOnFlushCallbackObject* cb) {
     fContext->flush();
     fContext->fDrawingManager->testingOnly_removeOnFlushCallbackObject(cb);
 }

 void GrDrawingManager::testingOnly_removeOnFlushCallbackObject(GrOnFlushCallbackObject* cb) {
     int n = std::find(fOnFlushCBObjects.begin(), fOnFlushCBObjects.end(), cb) -
             fOnFlushCBObjects.begin();
     SkASSERT(n < fOnFlushCBObjects.count());
     fOnFlushCBObjects.removeShuffle(n);
 }

 //////////////////////////////////////////////////////////////////////////////

 #define DRAW_OP_TEST_EXTERN(Op) \
     extern std::unique_ptr<GrDrawOp> Op##__Test(GrPaint&&, SkRandom*, GrContext*, GrFSAAType)
 #define DRAW_OP_TEST_ENTRY(Op) Op##__Test

 DRAW_OP_TEST_EXTERN(AAConvexPathOp);
 DRAW_OP_TEST_EXTERN(AAFillRectOp);
 DRAW_OP_TEST_EXTERN(AAFlatteningConvexPathOp);
 DRAW_OP_TEST_EXTERN(AAHairlineOp);
 DRAW_OP_TEST_EXTERN(AAStrokeRectOp);
 DRAW_OP_TEST_EXTERN(CircleOp);
 DRAW_OP_TEST_EXTERN(DashOp);
 DRAW_OP_TEST_EXTERN(DefaultPathOp);
 DRAW_OP_TEST_EXTERN(DIEllipseOp);
 DRAW_OP_TEST_EXTERN(EllipseOp);
 DRAW_OP_TEST_EXTERN(GrAtlasTextOp);
 DRAW_OP_TEST_EXTERN(GrDrawAtlasOp);
 DRAW_OP_TEST_EXTERN(GrDrawVerticesOp);
 DRAW_OP_TEST_EXTERN(NonAAFillRectOp);
 DRAW_OP_TEST_EXTERN(NonAALatticeOp);
 DRAW_OP_TEST_EXTERN(NonAAStrokeRectOp);
 DRAW_OP_TEST_EXTERN(ShadowRRectOp);
 DRAW_OP_TEST_EXTERN(SmallPathOp);
 DRAW_OP_TEST_EXTERN(RegionOp);
 DRAW_OP_TEST_EXTERN(RRectOp);
 DRAW_OP_TEST_EXTERN(TesselatingPathOp);

 void GrDrawRandomOp(SkRandom* random, GrRenderTargetContext* renderTargetContext, GrPaint&& paint) {
     GrContext* context = renderTargetContext->surfPriv().getContext();
     using MakeDrawOpFn = std::unique_ptr<GrDrawOp>(GrPaint&&, SkRandom*, GrContext*, GrFSAAType);
     static constexpr MakeDrawOpFn* gFactories[] = {
         DRAW_OP_TEST_ENTRY(AAConvexPathOp),
         DRAW_OP_TEST_ENTRY(AAFillRectOp),
         DRAW_OP_TEST_ENTRY(AAFlatteningConvexPathOp),
         DRAW_OP_TEST_ENTRY(AAHairlineOp),
         DRAW_OP_TEST_ENTRY(AAStrokeRectOp),
         DRAW_OP_TEST_ENTRY(CircleOp),
         DRAW_OP_TEST_ENTRY(DashOp),
         DRAW_OP_TEST_ENTRY(DefaultPathOp),
         DRAW_OP_TEST_ENTRY(DIEllipseOp),
         DRAW_OP_TEST_ENTRY(EllipseOp),
         DRAW_OP_TEST_ENTRY(GrAtlasTextOp),
         DRAW_OP_TEST_ENTRY(GrDrawAtlasOp),
         DRAW_OP_TEST_ENTRY(GrDrawVerticesOp),
         DRAW_OP_TEST_ENTRY(NonAAFillRectOp),
         DRAW_OP_TEST_ENTRY(NonAALatticeOp),
         DRAW_OP_TEST_ENTRY(NonAAStrokeRectOp),
         DRAW_OP_TEST_ENTRY(ShadowRRectOp),
         DRAW_OP_TEST_ENTRY(SmallPathOp),
         DRAW_OP_TEST_ENTRY(RegionOp),
         DRAW_OP_TEST_ENTRY(RRectOp),
         DRAW_OP_TEST_ENTRY(TesselatingPathOp),
     };

     static constexpr size_t kTotal = SK_ARRAY_COUNT(gFactories);
     uint32_t index = random->nextULessThan(static_cast<uint32_t>(kTotal));
     auto op = gFactories[index](
             std::move(paint), random, context, renderTargetContext->fsaaType());
     SkASSERT(op);
     renderTargetContext->priv().testingOnly_addDrawOp(std::move(op));
 }
	/*
	* Copyright 2013 Google Inc.
	*
	* Use of this source code is governed by a BSD-style license that can be
	* found in the LICENSE file.
	*/

	#include "GrTest.h"
	#include <algorithm>
	#include "GrBackendSurface.h"
	#include "GrContextOptions.h"
	#include "GrContextPriv.h"
	#include "GrDrawOpAtlas.h"
	#include "GrDrawingManager.h"
	#include "GrGpu.h"
	#include "GrGpuResourceCacheAccess.h"
	#include "GrPipelineBuilder.h"
	#include "GrRenderTargetContext.h"
	#include "GrRenderTargetContextPriv.h"
	#include "GrRenderTargetProxy.h"
	#include "GrResourceCache.h"
	#include "GrSemaphore.h"
	#include "GrSurfaceContextPriv.h"
	#include "GrTexture.h"
	#include "SkGr.h"
	#include "SkImage_Gpu.h"
	#include "SkMathPriv.h"
	#include "SkString.h"
	#include "ops/GrMeshDrawOp.h"
	#include "text/GrAtlasGlyphCache.h"
	#include "text/GrTextBlobCache.h"

	namespace GrTest {
	void SetupAlwaysEvictAtlas(GrContext* context) {
	// These sizes were selected because they allow each atlas to hold a single plot and will thus
	// stress the atlas
	int dim = GrDrawOpAtlas::kGlyphMaxDim;
	GrDrawOpAtlasConfig configs[3];
	configs[kA8_GrMaskFormat].fWidth = dim;
	configs[kA8_GrMaskFormat].fHeight = dim;
	configs[kA8_GrMaskFormat].fLog2Width = SkNextLog2(dim);
	configs[kA8_GrMaskFormat].fLog2Height = SkNextLog2(dim);
	configs[kA8_GrMaskFormat].fPlotWidth = dim;
	configs[kA8_GrMaskFormat].fPlotHeight = dim;

	configs[kA565_GrMaskFormat].fWidth = dim;
	configs[kA565_GrMaskFormat].fHeight = dim;
	configs[kA565_GrMaskFormat].fLog2Width = SkNextLog2(dim);
	configs[kA565_GrMaskFormat].fLog2Height = SkNextLog2(dim);
	configs[kA565_GrMaskFormat].fPlotWidth = dim;
	configs[kA565_GrMaskFormat].fPlotHeight = dim;

	configs[kARGB_GrMaskFormat].fWidth = dim;
	configs[kARGB_GrMaskFormat].fHeight = dim;
	configs[kARGB_GrMaskFormat].fLog2Width = SkNextLog2(dim);
	configs[kARGB_GrMaskFormat].fLog2Height = SkNextLog2(dim);
	configs[kARGB_GrMaskFormat].fPlotWidth = dim;
	configs[kARGB_GrMaskFormat].fPlotHeight = dim;

	context->setTextContextAtlasSizes_ForTesting(configs);
	}

	GrBackendTexture CreateBackendTexture(GrBackend backend, int width, int height,
	GrPixelConfig config, GrBackendObject handle) {
	#ifdef SK_VULKAN
	if (kVulkan_GrBackend == backend) {
	GrVkImageInfo* vkInfo = (GrVkImageInfo*)(handle);
	return GrBackendTexture(width, height, *vkInfo);
	}
	#endif
	SkASSERT(kOpenGL_GrBackend == backend);
	GrGLTextureInfo* glInfo = (GrGLTextureInfo*)(handle);
	return GrBackendTexture(width, height, config, *glInfo);
	}
	};

	bool GrSurfaceProxy::isWrapped_ForTesting() const {
	return SkToBool(fTarget);
	}

	bool GrRenderTargetContext::isWrapped_ForTesting() const {
	return fRenderTargetProxy->isWrapped_ForTesting();
	}

	void GrContext::setTextBlobCacheLimit_ForTesting(size_t bytes) {
	fTextBlobCache->setBudget(bytes);
	}

	void GrContext::setTextContextAtlasSizes_ForTesting(const GrDrawOpAtlasConfig* configs) {
	fAtlasGlyphCache->setAtlasSizes_ForTesting(configs);
	}

	///////////////////////////////////////////////////////////////////////////////

	void GrContext::purgeAllUnlockedResources() {
	fResourceCache->purgeAllUnlocked();
	}

	void GrContext::resetGpuStats() const {
	#if GR_GPU_STATS
	fGpu->stats()->reset();
	#endif
	}

	void GrContext::dumpCacheStats(SkString* out) const {
	#if GR_CACHE_STATS
	fResourceCache->dumpStats(out);
	#endif
	}

	void GrContext::dumpCacheStatsKeyValuePairs(SkTArray<SkString>* keys,
	SkTArray<double>* values) const {
	#if GR_CACHE_STATS
	fResourceCache->dumpStatsKeyValuePairs(keys, values);
	#endif
	}

	void GrContext::printCacheStats() const {
	SkString out;
	this->dumpCacheStats(&out);
	SkDebugf("%s", out.c_str());
	}

	void GrContext::dumpGpuStats(SkString* out) const {
	#if GR_GPU_STATS
	return fGpu->stats()->dump(out);
	#endif
	}

	void GrContext::dumpGpuStatsKeyValuePairs(SkTArray<SkString>* keys,
	SkTArray<double>* values) const {
	#if GR_GPU_STATS
	return fGpu->stats()->dumpKeyValuePairs(keys, values);
	#endif
	}

	void GrContext::printGpuStats() const {
	SkString out;
	this->dumpGpuStats(&out);
	SkDebugf("%s", out.c_str());
	}

	sk_sp<SkImage> GrContext::getFontAtlasImage_ForTesting(GrMaskFormat format) {
	GrAtlasGlyphCache* cache = this->getAtlasGlyphCache();

	sk_sp<GrTextureProxy> proxy = cache->getProxy(format);
	if (!proxy) {
	return nullptr;
	}

	SkASSERT(proxy->priv().isExact());
	sk_sp<SkImage> image(new SkImage_Gpu(this, kNeedNewImageUniqueID, kPremul_SkAlphaType,
	std::move(proxy), nullptr, SkBudgeted::kNo));
	return image;
	}

	#if GR_GPU_STATS
	void GrGpu::Stats::dump(SkString* out) {
	out->appendf("Render Target Binds: %d\n", fRenderTargetBinds);
	out->appendf("Shader Compilations: %d\n", fShaderCompilations);
	out->appendf("Textures Created: %d\n", fTextureCreates);
	out->appendf("Texture Uploads: %d\n", fTextureUploads);
	out->appendf("Transfers to Texture: %d\n", fTransfersToTexture);
	out->appendf("Stencil Buffer Creates: %d\n", fStencilAttachmentCreates);
	out->appendf("Number of draws: %d\n", fNumDraws);
	}

	void GrGpu::Stats::dumpKeyValuePairs(SkTArray<SkString>* keys, SkTArray<double>* values) {
	keys->push_back(SkString("render_target_binds")); values->push_back(fRenderTargetBinds);
	keys->push_back(SkString("shader_compilations")); values->push_back(fShaderCompilations);
	keys->push_back(SkString("texture_uploads")); values->push_back(fTextureUploads);
	keys->push_back(SkString("number_of_draws")); values->push_back(fNumDraws);
	keys->push_back(SkString("number_of_failed_draws")); values->push_back(fNumFailedDraws);
	}

	#endif

	#if GR_CACHE_STATS
	void GrResourceCache::getStats(Stats* stats) const {
	stats->reset();

	stats->fTotal = this->getResourceCount();
	stats->fNumNonPurgeable = fNonpurgeableResources.count();
	stats->fNumPurgeable = fPurgeableQueue.count();

	for (int i = 0; i < fNonpurgeableResources.count(); ++i) {
	stats->update(fNonpurgeableResources[i]);
	}
	for (int i = 0; i < fPurgeableQueue.count(); ++i) {
	stats->update(fPurgeableQueue.at(i));
	}
	}

	void GrResourceCache::dumpStats(SkString* out) const {
	this->validate();

	Stats stats;

	this->getStats(&stats);

	float countUtilization = (100.f * fBudgetedCount) / fMaxCount;
	float byteUtilization = (100.f * fBudgetedBytes) / fMaxBytes;

	out->appendf("Budget: %d items %d bytes\n", fMaxCount, (int)fMaxBytes);
	out->appendf("\t\tEntry Count: current %d"
	" (%d budgeted, %d wrapped, %d locked, %d scratch %.2g%% full), high %d\n",
	stats.fTotal, fBudgetedCount, stats.fWrapped, stats.fNumNonPurgeable,
	stats.fScratch, countUtilization, fHighWaterCount);
	out->appendf("\t\tEntry Bytes: current %d (budgeted %d, %.2g%% full, %d unbudgeted) high %d\n",
	SkToInt(fBytes), SkToInt(fBudgetedBytes), byteUtilization,
	SkToInt(stats.fUnbudgetedSize), SkToInt(fHighWaterBytes));
	}

	void GrResourceCache::dumpStatsKeyValuePairs(SkTArray<SkString>* keys,
	SkTArray<double>* values) const {
	this->validate();

	Stats stats;
	this->getStats(&stats);

	keys->push_back(SkString("gpu_cache_purgable_entries")); values->push_back(stats.fNumPurgeable);
	}

	#endif

	///////////////////////////////////////////////////////////////////////////////

	void GrResourceCache::changeTimestamp(uint32_t newTimestamp) { fTimestamp = newTimestamp; }

	#ifdef SK_DEBUG
	int GrResourceCache::countUniqueKeysWithTag(const char* tag) const {
	int count = 0;
	UniqueHash::ConstIter iter(&fUniqueHash);
	while (!iter.done()) {
	if (0 == strcmp(tag, (*iter).getUniqueKey().tag())) {
	++count;
	}
	++iter;
	}
	return count;
	}
	#endif

	///////////////////////////////////////////////////////////////////////////////

	#define ASSERT_SINGLE_OWNER \
	SkDEBUGCODE(GrSingleOwner::AutoEnforce debug_SingleOwner(fRenderTargetContext->singleOwner());)

	uint32_t GrRenderTargetContextPriv::testingOnly_addLegacyMeshDrawOp(
	GrPaint&& paint,
	GrAAType aaType,
	std::unique_ptr<GrLegacyMeshDrawOp> op,
	const GrUserStencilSettings* uss,
	bool snapToCenters) {
	ASSERT_SINGLE_OWNER
	if (fRenderTargetContext->drawingManager()->wasAbandoned()) {
	return SK_InvalidUniqueID;
	}
	SkDEBUGCODE(fRenderTargetContext->validate());
	GR_AUDIT_TRAIL_AUTO_FRAME(fRenderTargetContext->fAuditTrail,
	"GrRenderTargetContext::testingOnly_addLegacyMeshDrawOp");

	GrPipelineBuilder pipelineBuilder(std::move(paint), aaType);
	if (uss) {
	pipelineBuilder.setUserStencil(uss);
	}
	pipelineBuilder.setSnapVerticesToPixelCenters(snapToCenters);

	return fRenderTargetContext->addLegacyMeshDrawOp(std::move(pipelineBuilder), GrNoClip(),
	std::move(op));
	}

	uint32_t GrRenderTargetContextPriv::testingOnly_addDrawOp(std::unique_ptr<GrDrawOp> op) {
	ASSERT_SINGLE_OWNER
	if (fRenderTargetContext->drawingManager()->wasAbandoned()) {
	return SK_InvalidUniqueID;
	}
	SkDEBUGCODE(fRenderTargetContext->validate());
	GR_AUDIT_TRAIL_AUTO_FRAME(fRenderTargetContext->fAuditTrail,
	"GrRenderTargetContext::testingOnly_addDrawOp");
	return fRenderTargetContext->addDrawOp(GrNoClip(), std::move(op));
	}

	#undef ASSERT_SINGLE_OWNER

	///////////////////////////////////////////////////////////////////////////////

	GrRenderTargetFlags GrRenderTargetProxy::testingOnly_getFlags() const {
	return fRenderTargetFlags;
	}

	//////////////////////////////////////////////////////////////////////////////

	void GrContextPriv::testingOnly_flushAndRemoveOnFlushCallbackObject(GrOnFlushCallbackObject* cb) {
	fContext->flush();
	fContext->fDrawingManager->testingOnly_removeOnFlushCallbackObject(cb);
	}

	void GrDrawingManager::testingOnly_removeOnFlushCallbackObject(GrOnFlushCallbackObject* cb) {
	int n = std::find(fOnFlushCBObjects.begin(), fOnFlushCBObjects.end(), cb) -
	fOnFlushCBObjects.begin();
	SkASSERT(n < fOnFlushCBObjects.count());
	fOnFlushCBObjects.removeShuffle(n);
	}

	//////////////////////////////////////////////////////////////////////////////

	#define DRAW_OP_TEST_EXTERN(Op) \
	extern std::unique_ptr<GrDrawOp> Op##__Test(GrPaint&&, SkRandom, GrContext, GrFSAAType)
	#define DRAW_OP_TEST_ENTRY(Op) Op##__Test

	DRAW_OP_TEST_EXTERN(AAConvexPathOp);
	DRAW_OP_TEST_EXTERN(AAFillRectOp);
	DRAW_OP_TEST_EXTERN(AAFlatteningConvexPathOp);
	DRAW_OP_TEST_EXTERN(AAHairlineOp);
	DRAW_OP_TEST_EXTERN(AAStrokeRectOp);
	DRAW_OP_TEST_EXTERN(CircleOp);
	DRAW_OP_TEST_EXTERN(DashOp);
	DRAW_OP_TEST_EXTERN(DefaultPathOp);
	DRAW_OP_TEST_EXTERN(DIEllipseOp);
	DRAW_OP_TEST_EXTERN(EllipseOp);
	DRAW_OP_TEST_EXTERN(GrAtlasTextOp);
	DRAW_OP_TEST_EXTERN(GrDrawAtlasOp);
	DRAW_OP_TEST_EXTERN(GrDrawVerticesOp);
	DRAW_OP_TEST_EXTERN(NonAAFillRectOp);
	DRAW_OP_TEST_EXTERN(NonAALatticeOp);
	DRAW_OP_TEST_EXTERN(NonAAStrokeRectOp);
	DRAW_OP_TEST_EXTERN(ShadowRRectOp);
	DRAW_OP_TEST_EXTERN(SmallPathOp);
	DRAW_OP_TEST_EXTERN(RegionOp);
	DRAW_OP_TEST_EXTERN(RRectOp);
	DRAW_OP_TEST_EXTERN(TesselatingPathOp);

	void GrDrawRandomOp(SkRandom* random, GrRenderTargetContext* renderTargetContext, GrPaint&& paint) {
	GrContext* context = renderTargetContext->surfPriv().getContext();
	using MakeDrawOpFn = std::unique_ptr<GrDrawOp>(GrPaint&&, SkRandom, GrContext, GrFSAAType);
	static constexpr MakeDrawOpFn* gFactories[] = {
	DRAW_OP_TEST_ENTRY(AAConvexPathOp),
	DRAW_OP_TEST_ENTRY(AAFillRectOp),
	DRAW_OP_TEST_ENTRY(AAFlatteningConvexPathOp),
	DRAW_OP_TEST_ENTRY(AAHairlineOp),
	DRAW_OP_TEST_ENTRY(AAStrokeRectOp),
	DRAW_OP_TEST_ENTRY(CircleOp),
	DRAW_OP_TEST_ENTRY(DashOp),
	DRAW_OP_TEST_ENTRY(DefaultPathOp),
	DRAW_OP_TEST_ENTRY(DIEllipseOp),
	DRAW_OP_TEST_ENTRY(EllipseOp),
	DRAW_OP_TEST_ENTRY(GrAtlasTextOp),
	DRAW_OP_TEST_ENTRY(GrDrawAtlasOp),
	DRAW_OP_TEST_ENTRY(GrDrawVerticesOp),
	DRAW_OP_TEST_ENTRY(NonAAFillRectOp),
	DRAW_OP_TEST_ENTRY(NonAALatticeOp),
	DRAW_OP_TEST_ENTRY(NonAAStrokeRectOp),
	DRAW_OP_TEST_ENTRY(ShadowRRectOp),
	DRAW_OP_TEST_ENTRY(SmallPathOp),
	DRAW_OP_TEST_ENTRY(RegionOp),
	DRAW_OP_TEST_ENTRY(RRectOp),
	DRAW_OP_TEST_ENTRY(TesselatingPathOp),
	};

	static constexpr size_t kTotal = SK_ARRAY_COUNT(gFactories);
	uint32_t index = random->nextULessThan(static_cast<uint32_t>(kTotal));
	auto op = gFactories[index](
	std::move(paint), random, context, renderTargetContext->fsaaType());
	SkASSERT(op);
	renderTargetContext->priv().testingOnly_addDrawOp(std::move(op));
	}