6f6961ebad
Change-Id: Icce35140ca08b65217b32e6b1ffc6ad2f38ab37f Reviewed-on: https://skia-review.googlesource.com/7840 Reviewed-by: Brian Salomon <bsalomon@google.com> Commit-Queue: Hal Canary <halcanary@google.com>
377 lines
17 KiB
C++
377 lines
17 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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#if SK_SUPPORT_GPU
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#include "GrContext.h"
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#include "GrGpuResource.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/GrTestMeshDrawOp.h"
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namespace {
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class TestOp : public GrTestMeshDrawOp {
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public:
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DEFINE_OP_CLASS_ID
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const char* name() const override { return "TestOp"; }
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static std::unique_ptr<GrDrawOp> Make() { return std::unique_ptr<GrDrawOp>(new TestOp); }
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private:
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TestOp() : INHERITED(ClassID(), SkRect::MakeWH(100, 100), 0xFFFFFFFF) {}
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void onPrepareDraws(Target* target) const override { return; }
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typedef GrTestMeshDrawOp 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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struct Image {
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Image(sk_sp<GrTexture> texture, GrIOType ioType) : fTexture(texture), fIOType(ioType) {}
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sk_sp<GrTexture> fTexture;
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GrIOType fIOType;
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};
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static sk_sp<GrFragmentProcessor> Make(sk_sp<GrFragmentProcessor> child) {
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return sk_sp<GrFragmentProcessor>(new TestFP(std::move(child)));
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}
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static sk_sp<GrFragmentProcessor> Make(const SkTArray<sk_sp<GrTexture>>& textures,
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const SkTArray<sk_sp<GrBuffer>>& buffers,
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const SkTArray<Image>& images) {
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return sk_sp<GrFragmentProcessor>(new TestFP(textures, buffers, images));
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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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void onComputeInvariantOutput(GrInvariantOutput* inout) const override {
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// We don't care about optimizing these processors.
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inout->setToUnknown();
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}
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private:
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TestFP(const SkTArray<sk_sp<GrTexture>>& textures, const SkTArray<sk_sp<GrBuffer>>& buffers,
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const SkTArray<Image>& images)
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: INHERITED(kNone_OptimizationFlags), fSamplers(4), fBuffers(4), fImages(4) {
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for (const auto& texture : textures) {
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this->addTextureSampler(&fSamplers.emplace_back(texture.get()));
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}
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for (const auto& buffer : buffers) {
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this->addBufferAccess(&fBuffers.emplace_back(kRGBA_8888_GrPixelConfig, buffer.get()));
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}
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for (const Image& image : images) {
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this->addImageStorageAccess(&fImages.emplace_back(
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image.fTexture, image.fIOType, GrSLMemoryModel::kNone, GrSLRestrict::kNo));
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}
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}
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TestFP(sk_sp<GrFragmentProcessor> child)
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: INHERITED(kNone_OptimizationFlags), fSamplers(4), fBuffers(4), fImages(4) {
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this->registerChildProcessor(std::move(child));
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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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GrTAllocator<TextureSampler> fSamplers;
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GrTAllocator<BufferAccess> fBuffers;
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GrTAllocator<ImageStorageAccess> fImages;
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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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DEF_GPUTEST_FOR_ALL_CONTEXTS(ProcessorRefTest, reporter, ctxInfo) {
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GrContext* context = ctxInfo.grContext();
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GrTextureDesc desc;
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desc.fConfig = kRGBA_8888_GrPixelConfig;
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desc.fWidth = 10;
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desc.fHeight = 10;
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for (int parentCnt = 0; parentCnt < 2; parentCnt++) {
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sk_sp<GrRenderTargetContext> renderTargetContext(context->makeRenderTargetContext(
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SkBackingFit::kApprox, 1, 1, kRGBA_8888_GrPixelConfig, nullptr));
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{
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bool texelBufferSupport = context->caps()->shaderCaps()->texelBufferSupport();
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bool imageLoadStoreSupport = context->caps()->shaderCaps()->imageLoadStoreSupport();
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sk_sp<GrTexture> texture1(
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context->resourceProvider()->createTexture(desc, SkBudgeted::kYes));
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sk_sp<GrTexture> texture2(
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context->resourceProvider()->createTexture(desc, SkBudgeted::kYes));
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sk_sp<GrTexture> texture3(
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context->resourceProvider()->createTexture(desc, SkBudgeted::kYes));
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sk_sp<GrTexture> texture4(
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context->resourceProvider()->createTexture(desc, SkBudgeted::kYes));
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sk_sp<GrBuffer> buffer(texelBufferSupport
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? context->resourceProvider()->createBuffer(
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1024, GrBufferType::kTexel_GrBufferType,
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GrAccessPattern::kStatic_GrAccessPattern, 0)
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: nullptr);
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{
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SkTArray<sk_sp<GrTexture>> textures;
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SkTArray<sk_sp<GrBuffer>> buffers;
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SkTArray<TestFP::Image> images;
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textures.push_back(texture1);
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if (texelBufferSupport) {
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buffers.push_back(buffer);
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}
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if (imageLoadStoreSupport) {
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images.emplace_back(texture2, GrIOType::kRead_GrIOType);
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images.emplace_back(texture3, GrIOType::kWrite_GrIOType);
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images.emplace_back(texture4, GrIOType::kRW_GrIOType);
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}
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std::unique_ptr<GrDrawOp> op(TestOp::Make());
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GrPaint paint;
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auto fp = TestFP::Make(std::move(textures), std::move(buffers), std::move(images));
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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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paint.addColorFragmentProcessor(std::move(fp));
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renderTargetContext->priv().testingOnly_addDrawOp(std::move(paint), GrAAType::kNone,
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std::move(op));
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}
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int refCnt, readCnt, writeCnt;
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testingOnly_getIORefCnts(texture1.get(), &refCnt, &readCnt, &writeCnt);
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REPORTER_ASSERT(reporter, 1 == refCnt);
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REPORTER_ASSERT(reporter, 1 == readCnt);
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REPORTER_ASSERT(reporter, 0 == writeCnt);
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if (texelBufferSupport) {
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testingOnly_getIORefCnts(buffer.get(), &refCnt, &readCnt, &writeCnt);
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REPORTER_ASSERT(reporter, 1 == refCnt);
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REPORTER_ASSERT(reporter, 1 == readCnt);
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REPORTER_ASSERT(reporter, 0 == writeCnt);
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}
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if (imageLoadStoreSupport) {
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testingOnly_getIORefCnts(texture2.get(), &refCnt, &readCnt, &writeCnt);
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REPORTER_ASSERT(reporter, 1 == refCnt);
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REPORTER_ASSERT(reporter, 1 == readCnt);
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REPORTER_ASSERT(reporter, 0 == writeCnt);
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testingOnly_getIORefCnts(texture3.get(), &refCnt, &readCnt, &writeCnt);
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REPORTER_ASSERT(reporter, 1 == refCnt);
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REPORTER_ASSERT(reporter, 0 == readCnt);
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REPORTER_ASSERT(reporter, 1 == writeCnt);
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testingOnly_getIORefCnts(texture4.get(), &refCnt, &readCnt, &writeCnt);
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REPORTER_ASSERT(reporter, 1 == refCnt);
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REPORTER_ASSERT(reporter, 1 == readCnt);
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REPORTER_ASSERT(reporter, 1 == writeCnt);
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}
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context->flush();
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testingOnly_getIORefCnts(texture1.get(), &refCnt, &readCnt, &writeCnt);
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REPORTER_ASSERT(reporter, 1 == refCnt);
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REPORTER_ASSERT(reporter, 0 == readCnt);
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REPORTER_ASSERT(reporter, 0 == writeCnt);
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if (texelBufferSupport) {
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testingOnly_getIORefCnts(buffer.get(), &refCnt, &readCnt, &writeCnt);
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REPORTER_ASSERT(reporter, 1 == refCnt);
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REPORTER_ASSERT(reporter, 0 == readCnt);
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REPORTER_ASSERT(reporter, 0 == writeCnt);
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}
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if (texelBufferSupport) {
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testingOnly_getIORefCnts(texture2.get(), &refCnt, &readCnt, &writeCnt);
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REPORTER_ASSERT(reporter, 1 == refCnt);
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REPORTER_ASSERT(reporter, 0 == readCnt);
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REPORTER_ASSERT(reporter, 0 == writeCnt);
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testingOnly_getIORefCnts(texture3.get(), &refCnt, &readCnt, &writeCnt);
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REPORTER_ASSERT(reporter, 1 == refCnt);
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REPORTER_ASSERT(reporter, 0 == readCnt);
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REPORTER_ASSERT(reporter, 0 == writeCnt);
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testingOnly_getIORefCnts(texture4.get(), &refCnt, &readCnt, &writeCnt);
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REPORTER_ASSERT(reporter, 1 == refCnt);
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REPORTER_ASSERT(reporter, 0 == readCnt);
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REPORTER_ASSERT(reporter, 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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static GrColor texel_color(int i, int j) {
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SkASSERT((unsigned)i < 256 && (unsigned)j < 256);
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GrColor color = GrColorPackRGBA(j, (uint8_t)(i + j), (uint8_t)(2 * j - i), i);
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return GrPremulColor(color);
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}
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static GrColor4f texel_color4f(int i, int j) { return GrColor4f::FromGrColor(texel_color(i, j)); }
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#if GR_TEST_UTILS
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DEF_GPUTEST_FOR_RENDERING_CONTEXTS(ProcessorOptimizationValidationTest, reporter, ctxInfo) {
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// This tests code under development but not used in skia lib. Leaving this disabled until
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// some platform-specific issues are addressed.
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if (1) {
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return;
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}
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GrContext* context = ctxInfo.grContext();
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using FPFactory = GrProcessorTestFactory<GrFragmentProcessor>;
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SkRandom random;
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sk_sp<GrRenderTargetContext> rtc = context->makeRenderTargetContext(
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SkBackingFit::kExact, 256, 256, kRGBA_8888_GrPixelConfig, nullptr);
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GrSurfaceDesc desc;
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desc.fWidth = 256;
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desc.fHeight = 256;
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desc.fFlags = kRenderTarget_GrSurfaceFlag;
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desc.fConfig = kRGBA_8888_GrPixelConfig;
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sk_sp<GrTexture> tex0(context->textureProvider()->createTexture(desc, SkBudgeted::kYes));
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desc.fConfig = kAlpha_8_GrPixelConfig;
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sk_sp<GrTexture> tex1(context->textureProvider()->createTexture(desc, SkBudgeted::kYes));
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GrTexture* textures[] = {tex0.get(), tex1.get()};
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GrProcessorTestData testData(&random, context, rtc.get(), textures);
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std::unique_ptr<GrColor> data(new GrColor[256 * 256]);
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for (int y = 0; y < 256; ++y) {
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for (int x = 0; x < 256; ++x) {
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data.get()[256 * y + x] = texel_color(x, y);
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}
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}
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desc.fConfig = kRGBA_8888_GrPixelConfig;
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sk_sp<GrTexture> dataTexture(context->textureProvider()->createTexture(
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desc, SkBudgeted::kYes, data.get(), 256 * sizeof(GrColor)));
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// Because processors 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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sk_sp<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->hasConstantOutputForConstantInput() && !fp->preservesOpaqueInput() &&
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!fp->modulatesInput()) {
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continue;
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}
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GrPaint paint;
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paint.addColorTextureProcessor(dataTexture.get(), nullptr, SkMatrix::I());
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paint.addColorFragmentProcessor(fp);
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paint.setPorterDuffXPFactory(SkBlendMode::kSrc);
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rtc->drawRect(GrNoClip(), std::move(paint), GrAA::kNo, SkMatrix::I(),
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SkRect::MakeWH(256.f, 256.f));
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memset(data.get(), 0x0, sizeof(GrColor) * 256 * 256);
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rtc->readPixels(
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SkImageInfo::Make(256, 256, kRGBA_8888_SkColorType, kPremul_SkAlphaType),
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data.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 < fp->numChildProcessors(); ++c) {
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if (!c) {
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children.append("(");
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}
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children.append(fp->childProcessor(c).name());
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children.append(c == fp->numChildProcessors() - 1 ? ")" : ", ");
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}
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SkDebugf("%s %s\n", fp->name(), children.c_str());
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}
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for (int y = 0; y < 256 && passing; ++y) {
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for (int x = 0; x < 256 && passing; ++x) {
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GrColor input = texel_color(x, y);
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GrColor output = data.get()[y * 256 + x];
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if (fp->modulatesInput()) {
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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%0x8, Output: 0x%08x.",
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fp->name(), input, output);
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passing = false;
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}
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}
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GrColor4f input4f = texel_color4f(x, y);
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GrColor4f output4f = GrColor4f::FromGrColor(output);
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GrColor4f expected4f;
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if (fp->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 = 3 / 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.",
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fp->name());
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passing = false;
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}
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}
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if (GrColorIsOpaque(input) && fp->preservesOpaqueInput() &&
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!GrColorIsOpaque(output)) {
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ERRORF(reporter,
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"Processor %s claimed opaqueness is preserved but it is not. Input: "
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"0x%0x8, Output: 0x%08x.",
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fp->name(), input, output);
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passing = false;
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}
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}
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}
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}
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}
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}
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#endif // GR_TEST_UTILS
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#endif // SK_ALLOW_STATIC_GLOBAL_INITIALIZERS
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#endif // SK_SUPPORT_GPU
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