f7dcd76c55
Instead store sampler count on base class and subclasses implement a virtual to get the ith sampler. Change-Id: I13e2447a6467a09761d8615acb4aa360b87b1476 Reviewed-on: https://skia-review.googlesource.com/141563 Commit-Queue: Brian Salomon <bsalomon@google.com> Reviewed-by: Robert Phillips <robertphillips@google.com>
529 lines
24 KiB
C++
529 lines
24 KiB
C++
/*
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* Copyright 2016 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 "SkTypes.h"
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#include "Test.h"
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#include <random>
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#include "GrClip.h"
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#include "GrContext.h"
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#include "GrContextPriv.h"
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#include "GrGpuResource.h"
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#include "GrMemoryPool.h"
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#include "GrProxyProvider.h"
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#include "GrRenderTargetContext.h"
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#include "GrRenderTargetContextPriv.h"
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#include "GrResourceProvider.h"
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#include "glsl/GrGLSLFragmentProcessor.h"
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#include "glsl/GrGLSLFragmentShaderBuilder.h"
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#include "ops/GrMeshDrawOp.h"
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#include "ops/GrRectOpFactory.h"
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namespace {
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class TestOp : public GrMeshDrawOp {
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public:
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DEFINE_OP_CLASS_ID
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static std::unique_ptr<GrDrawOp> Make(GrContext* context,
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std::unique_ptr<GrFragmentProcessor> fp) {
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GrOpMemoryPool* pool = context->contextPriv().opMemoryPool();
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return pool->allocate<TestOp>(std::move(fp));
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}
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const char* name() const override { return "TestOp"; }
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void visitProxies(const VisitProxyFunc& func) const override {
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fProcessors.visitProxies(func);
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}
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FixedFunctionFlags fixedFunctionFlags() const override { return FixedFunctionFlags::kNone; }
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RequiresDstTexture finalize(const GrCaps& caps, const GrAppliedClip* clip) override {
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static constexpr GrProcessorAnalysisColor kUnknownColor;
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GrColor overrideColor;
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fProcessors.finalize(kUnknownColor, GrProcessorAnalysisCoverage::kNone, clip, false, caps,
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&overrideColor);
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return RequiresDstTexture::kNo;
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}
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private:
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friend class ::GrOpMemoryPool; // for ctor
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TestOp(std::unique_ptr<GrFragmentProcessor> fp)
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: INHERITED(ClassID()), fProcessors(std::move(fp)) {
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this->setBounds(SkRect::MakeWH(100, 100), HasAABloat::kNo, IsZeroArea::kNo);
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}
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void onPrepareDraws(Target* target) override { return; }
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bool onCombineIfPossible(GrOp* op, const GrCaps& caps) override { return false; }
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GrProcessorSet fProcessors;
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typedef GrMeshDrawOp INHERITED;
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};
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/**
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* FP used to test ref/IO counts on owned GrGpuResources. Can also be a parent FP to test counts
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* of resources owned by child FPs.
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*/
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class TestFP : public GrFragmentProcessor {
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public:
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static std::unique_ptr<GrFragmentProcessor> Make(std::unique_ptr<GrFragmentProcessor> child) {
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return std::unique_ptr<GrFragmentProcessor>(new TestFP(std::move(child)));
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}
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static std::unique_ptr<GrFragmentProcessor> Make(const SkTArray<sk_sp<GrTextureProxy>>& proxies,
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const SkTArray<sk_sp<GrBuffer>>& buffers) {
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return std::unique_ptr<GrFragmentProcessor>(new TestFP(proxies, buffers));
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}
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const char* name() const override { return "test"; }
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void onGetGLSLProcessorKey(const GrShaderCaps&, GrProcessorKeyBuilder* b) const override {
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// We don't really care about reusing these.
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static int32_t gKey = 0;
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b->add32(sk_atomic_inc(&gKey));
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}
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std::unique_ptr<GrFragmentProcessor> clone() const override {
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return std::unique_ptr<GrFragmentProcessor>(new TestFP(*this));
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}
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private:
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TestFP(const SkTArray<sk_sp<GrTextureProxy>>& proxies, const SkTArray<sk_sp<GrBuffer>>& buffers)
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: INHERITED(kTestFP_ClassID, kNone_OptimizationFlags), fSamplers(4) {
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for (const auto& proxy : proxies) {
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fSamplers.emplace_back(proxy);
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}
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this->setTextureSamplerCnt(fSamplers.count());
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}
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TestFP(std::unique_ptr<GrFragmentProcessor> child)
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: INHERITED(kTestFP_ClassID, kNone_OptimizationFlags), fSamplers(4) {
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this->registerChildProcessor(std::move(child));
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}
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explicit TestFP(const TestFP& that)
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: INHERITED(kTestFP_ClassID, that.optimizationFlags()), fSamplers(4) {
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for (int i = 0; i < that.fSamplers.count(); ++i) {
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fSamplers.emplace_back(that.fSamplers[i]);
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}
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for (int i = 0; i < that.numChildProcessors(); ++i) {
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this->registerChildProcessor(that.childProcessor(i).clone());
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}
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this->setTextureSamplerCnt(fSamplers.count());
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}
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virtual GrGLSLFragmentProcessor* onCreateGLSLInstance() const override {
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class TestGLSLFP : public GrGLSLFragmentProcessor {
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public:
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TestGLSLFP() {}
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void emitCode(EmitArgs& args) override {
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GrGLSLFPFragmentBuilder* fragBuilder = args.fFragBuilder;
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fragBuilder->codeAppendf("%s = %s;", args.fOutputColor, args.fInputColor);
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}
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private:
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};
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return new TestGLSLFP();
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}
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bool onIsEqual(const GrFragmentProcessor&) const override { return false; }
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const TextureSampler& onTextureSampler(int i) const override { return fSamplers[i]; }
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GrTAllocator<TextureSampler> fSamplers;
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typedef GrFragmentProcessor INHERITED;
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};
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}
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template <typename T>
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inline void testingOnly_getIORefCnts(const T* resource, int* refCnt, int* readCnt, int* writeCnt) {
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*refCnt = resource->fRefCnt;
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*readCnt = resource->fPendingReads;
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*writeCnt = resource->fPendingWrites;
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}
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void testingOnly_getIORefCnts(GrTextureProxy* proxy, int* refCnt, int* readCnt, int* writeCnt) {
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*refCnt = proxy->getBackingRefCnt_TestOnly();
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*readCnt = proxy->getPendingReadCnt_TestOnly();
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*writeCnt = proxy->getPendingWriteCnt_TestOnly();
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}
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DEF_GPUTEST_FOR_ALL_CONTEXTS(ProcessorRefTest, reporter, ctxInfo) {
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GrContext* context = ctxInfo.grContext();
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GrProxyProvider* proxyProvider = context->contextPriv().proxyProvider();
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GrSurfaceDesc desc;
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desc.fWidth = 10;
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desc.fHeight = 10;
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desc.fConfig = kRGBA_8888_GrPixelConfig;
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for (bool makeClone : {false, true}) {
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for (int parentCnt = 0; parentCnt < 2; parentCnt++) {
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sk_sp<GrRenderTargetContext> renderTargetContext(
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context->contextPriv().makeDeferredRenderTargetContext(
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SkBackingFit::kApprox, 1, 1,
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kRGBA_8888_GrPixelConfig, nullptr));
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{
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sk_sp<GrTextureProxy> proxy1 = proxyProvider->createProxy(
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desc, kTopLeft_GrSurfaceOrigin, SkBackingFit::kExact, SkBudgeted::kYes);
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sk_sp<GrTextureProxy> proxy2 = proxyProvider->createProxy(
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desc, kTopLeft_GrSurfaceOrigin, SkBackingFit::kExact, SkBudgeted::kYes);
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sk_sp<GrTextureProxy> proxy3 = proxyProvider->createProxy(
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desc, kTopLeft_GrSurfaceOrigin, SkBackingFit::kExact, SkBudgeted::kYes);
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sk_sp<GrTextureProxy> proxy4 = proxyProvider->createProxy(
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desc, kTopLeft_GrSurfaceOrigin, SkBackingFit::kExact, SkBudgeted::kYes);
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{
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SkTArray<sk_sp<GrTextureProxy>> proxies;
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SkTArray<sk_sp<GrBuffer>> buffers;
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proxies.push_back(proxy1);
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auto fp = TestFP::Make(std::move(proxies), std::move(buffers));
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for (int i = 0; i < parentCnt; ++i) {
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fp = TestFP::Make(std::move(fp));
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}
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std::unique_ptr<GrFragmentProcessor> clone;
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if (makeClone) {
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clone = fp->clone();
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}
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std::unique_ptr<GrDrawOp> op(TestOp::Make(context, std::move(fp)));
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renderTargetContext->priv().testingOnly_addDrawOp(std::move(op));
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if (clone) {
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op = TestOp::Make(context, std::move(clone));
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renderTargetContext->priv().testingOnly_addDrawOp(std::move(op));
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}
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}
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int refCnt, readCnt, writeCnt;
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testingOnly_getIORefCnts(proxy1.get(), &refCnt, &readCnt, &writeCnt);
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// IO counts should be double if there is a clone of the FP.
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int ioRefMul = makeClone ? 2 : 1;
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REPORTER_ASSERT(reporter, -1 == refCnt);
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REPORTER_ASSERT(reporter, ioRefMul * 1 == readCnt);
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REPORTER_ASSERT(reporter, ioRefMul * 0 == writeCnt);
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context->flush();
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testingOnly_getIORefCnts(proxy1.get(), &refCnt, &readCnt, &writeCnt);
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REPORTER_ASSERT(reporter, 1 == refCnt);
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REPORTER_ASSERT(reporter, ioRefMul * 0 == readCnt);
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REPORTER_ASSERT(reporter, ioRefMul * 0 == writeCnt);
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}
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}
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}
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}
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// This test uses the random GrFragmentProcessor test factory, which relies on static initializers.
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#if SK_ALLOW_STATIC_GLOBAL_INITIALIZERS
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#include "SkCommandLineFlags.h"
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DEFINE_bool(randomProcessorTest, false, "Use non-deterministic seed for random processor tests?");
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#if GR_TEST_UTILS
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static GrColor input_texel_color(int i, int j) {
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GrColor color = GrColorPackRGBA((uint8_t)j, (uint8_t)(i + j), (uint8_t)(2 * j - i), (uint8_t)i);
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return GrPremulColor(color);
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}
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static GrColor4f input_texel_color4f(int i, int j) {
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return GrColor4f::FromGrColor(input_texel_color(i, j));
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}
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void test_draw_op(GrContext* context,
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GrRenderTargetContext* rtc,
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std::unique_ptr<GrFragmentProcessor> fp,
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sk_sp<GrTextureProxy> inputDataProxy) {
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GrPaint paint;
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paint.addColorTextureProcessor(std::move(inputDataProxy), SkMatrix::I());
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paint.addColorFragmentProcessor(std::move(fp));
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paint.setPorterDuffXPFactory(SkBlendMode::kSrc);
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auto op = GrRectOpFactory::MakeNonAAFill(context, std::move(paint), SkMatrix::I(),
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SkRect::MakeWH(rtc->width(), rtc->height()),
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GrAAType::kNone);
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rtc->addDrawOp(GrNoClip(), std::move(op));
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}
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/** Initializes the two test texture proxies that are available to the FP test factories. */
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bool init_test_textures(GrProxyProvider* proxyProvider, SkRandom* random,
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sk_sp<GrTextureProxy> proxies[2]) {
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static const int kTestTextureSize = 256;
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GrSurfaceDesc desc;
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desc.fWidth = kTestTextureSize;
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desc.fHeight = kTestTextureSize;
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desc.fConfig = kRGBA_8888_GrPixelConfig;
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{
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// Put premul data into the RGBA texture that the test FPs can optionally use.
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std::unique_ptr<GrColor[]> rgbaData(new GrColor[kTestTextureSize * kTestTextureSize]);
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for (int y = 0; y < kTestTextureSize; ++y) {
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for (int x = 0; x < kTestTextureSize; ++x) {
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rgbaData[kTestTextureSize * y + x] =
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input_texel_color(random->nextULessThan(256), random->nextULessThan(256));
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}
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}
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proxies[0] = proxyProvider->createTextureProxy(desc, SkBudgeted::kYes, rgbaData.get(),
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kTestTextureSize * sizeof(GrColor));
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}
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{
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// Put random values into the alpha texture that the test FPs can optionally use.
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desc.fConfig = kAlpha_8_GrPixelConfig;
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std::unique_ptr<uint8_t[]> alphaData(new uint8_t[kTestTextureSize * kTestTextureSize]);
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for (int y = 0; y < kTestTextureSize; ++y) {
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for (int x = 0; x < kTestTextureSize; ++x) {
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alphaData[kTestTextureSize * y + x] = random->nextULessThan(256);
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}
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}
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proxies[1] = proxyProvider->createTextureProxy(desc, SkBudgeted::kYes, alphaData.get(),
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kTestTextureSize);
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}
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return proxies[0] && proxies[1];
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}
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// Creates a texture of premul colors used as the output of the fragment processor that precedes
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// the fragment processor under test. Color values are those provided by input_texel_color().
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sk_sp<GrTextureProxy> make_input_texture(GrProxyProvider* proxyProvider, int width, int height) {
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std::unique_ptr<GrColor[]> data(new GrColor[width * height]);
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for (int y = 0; y < width; ++y) {
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for (int x = 0; x < height; ++x) {
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data.get()[width * y + x] = input_texel_color(x, y);
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}
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}
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GrSurfaceDesc desc;
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desc.fWidth = width;
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desc.fHeight = height;
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desc.fConfig = kRGBA_8888_GrPixelConfig;
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return proxyProvider->createTextureProxy(desc, SkBudgeted::kYes, data.get(),
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width * sizeof(GrColor));
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}
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DEF_GPUTEST_FOR_GL_RENDERING_CONTEXTS(ProcessorOptimizationValidationTest, reporter, ctxInfo) {
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GrContext* context = ctxInfo.grContext();
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GrProxyProvider* proxyProvider = context->contextPriv().proxyProvider();
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auto resourceProvider = context->contextPriv().resourceProvider();
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using FPFactory = GrFragmentProcessorTestFactory;
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uint32_t seed = 0;
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if (FLAGS_randomProcessorTest) {
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std::random_device rd;
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seed = rd();
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}
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// If a non-deterministic bot fails this test, check the output to see what seed it used, then
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// hard-code that value here:
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SkRandom random(seed);
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// Make the destination context for the test.
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static constexpr int kRenderSize = 256;
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sk_sp<GrRenderTargetContext> rtc = context->contextPriv().makeDeferredRenderTargetContext(
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SkBackingFit::kExact, kRenderSize, kRenderSize, kRGBA_8888_GrPixelConfig, nullptr);
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sk_sp<GrTextureProxy> proxies[2];
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if (!init_test_textures(proxyProvider, &random, proxies)) {
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ERRORF(reporter, "Could not create test textures");
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return;
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}
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GrProcessorTestData testData(&random, context, rtc.get(), proxies);
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auto inputTexture = make_input_texture(proxyProvider, kRenderSize, kRenderSize);
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std::unique_ptr<GrColor[]> readData(new GrColor[kRenderSize * kRenderSize]);
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// Because processor factories configure themselves in random ways, this is not exhaustive.
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for (int i = 0; i < FPFactory::Count(); ++i) {
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int timesToInvokeFactory = 5;
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// Increase the number of attempts if the FP has child FPs since optimizations likely depend
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// on child optimizations being present.
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std::unique_ptr<GrFragmentProcessor> fp = FPFactory::MakeIdx(i, &testData);
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for (int j = 0; j < fp->numChildProcessors(); ++j) {
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// This value made a reasonable trade off between time and coverage when this test was
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// written.
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timesToInvokeFactory *= FPFactory::Count() / 2;
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}
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for (int j = 0; j < timesToInvokeFactory; ++j) {
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fp = FPFactory::MakeIdx(i, &testData);
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if (!fp->instantiate(resourceProvider)) {
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continue;
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}
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if (!fp->hasConstantOutputForConstantInput() && !fp->preservesOpaqueInput() &&
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!fp->compatibleWithCoverageAsAlpha()) {
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continue;
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}
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// Since we transfer away ownership of the original FP, we make a clone.
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auto clone = fp->clone();
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test_draw_op(context, rtc.get(), std::move(fp), inputTexture);
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memset(readData.get(), 0x0, sizeof(GrColor) * kRenderSize * kRenderSize);
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rtc->readPixels(SkImageInfo::Make(kRenderSize, kRenderSize, kRGBA_8888_SkColorType,
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kPremul_SkAlphaType),
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readData.get(), 0, 0, 0);
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bool passing = true;
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if (0) { // Useful to see what FPs are being tested.
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SkString children;
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for (int c = 0; c < clone->numChildProcessors(); ++c) {
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if (!c) {
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children.append("(");
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}
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children.append(clone->name());
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children.append(c == clone->numChildProcessors() - 1 ? ")" : ", ");
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}
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SkDebugf("%s %s\n", clone->name(), children.c_str());
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}
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for (int y = 0; y < kRenderSize && passing; ++y) {
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for (int x = 0; x < kRenderSize && passing; ++x) {
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GrColor input = input_texel_color(x, y);
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GrColor output = readData.get()[y * kRenderSize + x];
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if (clone->compatibleWithCoverageAsAlpha()) {
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// A modulating processor is allowed to modulate either the input color or
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// just the input alpha.
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bool legalColorModulation =
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GrColorUnpackA(output) <= GrColorUnpackA(input) &&
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GrColorUnpackR(output) <= GrColorUnpackR(input) &&
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GrColorUnpackG(output) <= GrColorUnpackG(input) &&
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GrColorUnpackB(output) <= GrColorUnpackB(input);
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bool legalAlphaModulation =
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GrColorUnpackA(output) <= GrColorUnpackA(input) &&
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GrColorUnpackR(output) <= GrColorUnpackA(input) &&
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GrColorUnpackG(output) <= GrColorUnpackA(input) &&
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GrColorUnpackB(output) <= GrColorUnpackA(input);
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if (!legalColorModulation && !legalAlphaModulation) {
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ERRORF(reporter,
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"\"Modulating\" processor %s made color/alpha value larger. "
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"Input: 0x%08x, Output: 0x%08x, pixel (%d, %d).",
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clone->name(), input, output, x, y);
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passing = false;
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}
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}
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GrColor4f input4f = input_texel_color4f(x, y);
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GrColor4f output4f = GrColor4f::FromGrColor(output);
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GrColor4f expected4f;
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if (clone->hasConstantOutputForConstantInput(input4f, &expected4f)) {
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float rDiff = fabsf(output4f.fRGBA[0] - expected4f.fRGBA[0]);
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float gDiff = fabsf(output4f.fRGBA[1] - expected4f.fRGBA[1]);
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float bDiff = fabsf(output4f.fRGBA[2] - expected4f.fRGBA[2]);
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float aDiff = fabsf(output4f.fRGBA[3] - expected4f.fRGBA[3]);
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static constexpr float kTol = 4 / 255.f;
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if (rDiff > kTol || gDiff > kTol || bDiff > kTol || aDiff > kTol) {
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ERRORF(reporter,
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"Processor %s claimed output for const input doesn't match "
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"actual output. Error: %f, Tolerance: %f, input: (%f, %f, %f, "
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"%f), actual: (%f, %f, %f, %f), expected(%f, %f, %f, %f)",
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clone->name(),
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SkTMax(rDiff, SkTMax(gDiff, SkTMax(bDiff, aDiff))), kTol,
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input4f.fRGBA[0], input4f.fRGBA[1], input4f.fRGBA[2],
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input4f.fRGBA[3], output4f.fRGBA[0], output4f.fRGBA[1],
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output4f.fRGBA[2], output4f.fRGBA[3], expected4f.fRGBA[0],
|
|
expected4f.fRGBA[1], expected4f.fRGBA[2], expected4f.fRGBA[3]);
|
|
passing = false;
|
|
}
|
|
}
|
|
if (GrColorIsOpaque(input) && clone->preservesOpaqueInput() &&
|
|
!GrColorIsOpaque(output)) {
|
|
ERRORF(reporter,
|
|
"Processor %s claimed opaqueness is preserved but it is not. Input: "
|
|
"0x%08x, Output: 0x%08x.",
|
|
clone->name(), input, output);
|
|
passing = false;
|
|
}
|
|
if (!passing) {
|
|
ERRORF(reporter, "Seed: 0x%08x, Processor details: %s", seed,
|
|
clone->dumpInfo().c_str());
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
// Tests that fragment processors returned by GrFragmentProcessor::clone() are equivalent to their
|
|
// progenitors.
|
|
DEF_GPUTEST_FOR_GL_RENDERING_CONTEXTS(ProcessorCloneTest, reporter, ctxInfo) {
|
|
GrContext* context = ctxInfo.grContext();
|
|
GrProxyProvider* proxyProvider = context->contextPriv().proxyProvider();
|
|
auto resourceProvider = context->contextPriv().resourceProvider();
|
|
|
|
SkRandom random;
|
|
|
|
// Make the destination context for the test.
|
|
static constexpr int kRenderSize = 1024;
|
|
sk_sp<GrRenderTargetContext> rtc = context->contextPriv().makeDeferredRenderTargetContext(
|
|
SkBackingFit::kExact, kRenderSize, kRenderSize, kRGBA_8888_GrPixelConfig, nullptr);
|
|
|
|
sk_sp<GrTextureProxy> proxies[2];
|
|
if (!init_test_textures(proxyProvider, &random, proxies)) {
|
|
ERRORF(reporter, "Could not create test textures");
|
|
return;
|
|
}
|
|
GrProcessorTestData testData(&random, context, rtc.get(), proxies);
|
|
|
|
auto inputTexture = make_input_texture(proxyProvider, kRenderSize, kRenderSize);
|
|
std::unique_ptr<GrColor[]> readData1(new GrColor[kRenderSize * kRenderSize]);
|
|
std::unique_ptr<GrColor[]> readData2(new GrColor[kRenderSize * kRenderSize]);
|
|
auto readInfo = SkImageInfo::Make(kRenderSize, kRenderSize, kRGBA_8888_SkColorType,
|
|
kPremul_SkAlphaType);
|
|
|
|
// Because processor factories configure themselves in random ways, this is not exhaustive.
|
|
for (int i = 0; i < GrFragmentProcessorTestFactory::Count(); ++i) {
|
|
static constexpr int kTimesToInvokeFactory = 10;
|
|
for (int j = 0; j < kTimesToInvokeFactory; ++j) {
|
|
auto fp = GrFragmentProcessorTestFactory::MakeIdx(i, &testData);
|
|
auto clone = fp->clone();
|
|
if (!clone) {
|
|
ERRORF(reporter, "Clone of processor %s failed.", fp->name());
|
|
continue;
|
|
}
|
|
const char* name = fp->name();
|
|
if (!fp->instantiate(resourceProvider) || !clone->instantiate(resourceProvider)) {
|
|
continue;
|
|
}
|
|
REPORTER_ASSERT(reporter, !strcmp(fp->name(), clone->name()));
|
|
REPORTER_ASSERT(reporter, fp->compatibleWithCoverageAsAlpha() ==
|
|
clone->compatibleWithCoverageAsAlpha());
|
|
REPORTER_ASSERT(reporter, fp->isEqual(*clone));
|
|
REPORTER_ASSERT(reporter, fp->preservesOpaqueInput() == clone->preservesOpaqueInput());
|
|
REPORTER_ASSERT(reporter, fp->hasConstantOutputForConstantInput() ==
|
|
clone->hasConstantOutputForConstantInput());
|
|
REPORTER_ASSERT(reporter, fp->numChildProcessors() == clone->numChildProcessors());
|
|
REPORTER_ASSERT(reporter, fp->usesLocalCoords() == clone->usesLocalCoords());
|
|
// Draw with original and read back the results.
|
|
test_draw_op(context, rtc.get(), std::move(fp), inputTexture);
|
|
memset(readData1.get(), 0x0, sizeof(GrColor) * kRenderSize * kRenderSize);
|
|
rtc->readPixels(readInfo, readData1.get(), 0, 0, 0);
|
|
|
|
// Draw with clone and read back the results.
|
|
test_draw_op(context, rtc.get(), std::move(clone), inputTexture);
|
|
memset(readData2.get(), 0x0, sizeof(GrColor) * kRenderSize * kRenderSize);
|
|
rtc->readPixels(readInfo, readData2.get(), 0, 0, 0);
|
|
|
|
// Check that the results are the same.
|
|
bool passing = true;
|
|
for (int y = 0; y < kRenderSize && passing; ++y) {
|
|
for (int x = 0; x < kRenderSize && passing; ++x) {
|
|
int idx = y * kRenderSize + x;
|
|
if (readData1[idx] != readData2[idx]) {
|
|
ERRORF(reporter,
|
|
"Processor %s made clone produced different output. "
|
|
"Input color: 0x%08x, Original Output Color: 0x%08x, "
|
|
"Clone Output Color: 0x%08x..",
|
|
name, input_texel_color(x, y), readData1[idx], readData2[idx]);
|
|
passing = false;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
#endif // GR_TEST_UTILS
|
|
#endif // SK_ALLOW_STATIC_GLOBAL_INITIALIZERS
|