| /* |
| * Copyright 2016 Google Inc. |
| * |
| * Use of this source code is governed by a BSD-style license that can be |
| * found in the LICENSE file. |
| */ |
| |
| // This is a GPU-backend specific test. It relies on static initializers to work |
| |
| #include <memory> |
| |
| #include "include/core/SkTypes.h" |
| #include "tests/Test.h" |
| |
| #include "include/core/SkString.h" |
| #include "include/gpu/GrDirectContext.h" |
| #include "src/core/SkPointPriv.h" |
| #include "src/gpu/GrDirectContextPriv.h" |
| #include "src/gpu/GrGeometryProcessor.h" |
| #include "src/gpu/GrGpu.h" |
| #include "src/gpu/GrMemoryPool.h" |
| #include "src/gpu/GrOpFlushState.h" |
| #include "src/gpu/GrProgramInfo.h" |
| #include "src/gpu/glsl/GrGLSLFragmentShaderBuilder.h" |
| #include "src/gpu/glsl/GrGLSLGeometryProcessor.h" |
| #include "src/gpu/glsl/GrGLSLVarying.h" |
| #include "src/gpu/ops/GrMeshDrawOp.h" |
| #include "src/gpu/ops/GrSimpleMeshDrawOpHelper.h" |
| #include "src/gpu/v1/SurfaceDrawContext_v1.h" |
| |
| namespace { |
| class Op : public GrMeshDrawOp { |
| public: |
| DEFINE_OP_CLASS_ID |
| |
| const char* name() const override { return "Test Op"; } |
| |
| static GrOp::Owner Make(GrRecordingContext* rContext, int numAttribs) { |
| return GrOp::Make<Op>(rContext, numAttribs); |
| } |
| |
| FixedFunctionFlags fixedFunctionFlags() const override { |
| return FixedFunctionFlags::kNone; |
| } |
| |
| GrProcessorSet::Analysis finalize(const GrCaps&, const GrAppliedClip*, GrClampType) override { |
| return GrProcessorSet::EmptySetAnalysis(); |
| } |
| |
| private: |
| friend class ::GrOp; |
| |
| Op(int numAttribs) : INHERITED(ClassID()), fNumAttribs(numAttribs) { |
| this->setBounds(SkRect::MakeWH(1.f, 1.f), HasAABloat::kNo, IsHairline::kNo); |
| } |
| |
| GrProgramInfo* programInfo() override { return fProgramInfo; } |
| |
| void onCreateProgramInfo(const GrCaps* caps, |
| SkArenaAlloc* arena, |
| const GrSurfaceProxyView& writeView, |
| bool usesMSAASurface, |
| GrAppliedClip&& appliedClip, |
| const GrDstProxyView& dstProxyView, |
| GrXferBarrierFlags renderPassXferBarriers, |
| GrLoadOp colorLoadOp) override { |
| class GP : public GrGeometryProcessor { |
| public: |
| static GrGeometryProcessor* Make(SkArenaAlloc* arena, int numAttribs) { |
| return arena->make([&](void* ptr) { |
| return new (ptr) GP(numAttribs); |
| }); |
| } |
| |
| const char* name() const override { return "Test GP"; } |
| |
| GrGLSLGeometryProcessor* createGLSLInstance(const GrShaderCaps&) const override { |
| class GLSLGP : public GrGLSLGeometryProcessor { |
| public: |
| void onEmitCode(EmitArgs& args, GrGPArgs* gpArgs) override { |
| const GP& gp = args.fGeomProc.cast<GP>(); |
| args.fVaryingHandler->emitAttributes(gp); |
| WriteOutputPosition(args.fVertBuilder, gpArgs, gp.fAttributes[0].name()); |
| GrGLSLFPFragmentBuilder* fragBuilder = args.fFragBuilder; |
| fragBuilder->codeAppendf("const half4 %s = half4(1);", args.fOutputColor); |
| fragBuilder->codeAppendf("const half4 %s = half4(1);", |
| args.fOutputCoverage); |
| } |
| void setData(const GrGLSLProgramDataManager&, |
| const GrShaderCaps&, |
| const GrGeometryProcessor&) override {} |
| }; |
| return new GLSLGP(); |
| } |
| void addToKey(const GrShaderCaps&, GrProcessorKeyBuilder* builder) const override { |
| builder->add32(fNumAttribs); |
| } |
| |
| private: |
| GP(int numAttribs) : INHERITED(kGP_ClassID), fNumAttribs(numAttribs) { |
| SkASSERT(numAttribs > 1); |
| fAttribNames = std::make_unique<SkString[]>(numAttribs); |
| fAttributes = std::make_unique<Attribute[]>(numAttribs); |
| for (auto i = 0; i < numAttribs; ++i) { |
| fAttribNames[i].printf("attr%d", i); |
| // This gives us more of a mix of attribute types, and allows the |
| // component count to fit within the limits for iOS Metal. |
| if (i & 0x1) { |
| fAttributes[i] = {fAttribNames[i].c_str(), kFloat_GrVertexAttribType, |
| kFloat_GrSLType}; |
| } else { |
| fAttributes[i] = {fAttribNames[i].c_str(), kFloat2_GrVertexAttribType, |
| kFloat2_GrSLType}; |
| } |
| } |
| this->setVertexAttributes(fAttributes.get(), numAttribs); |
| } |
| |
| int fNumAttribs; |
| std::unique_ptr<SkString[]> fAttribNames; |
| std::unique_ptr<Attribute[]> fAttributes; |
| |
| using INHERITED = GrGeometryProcessor; |
| }; |
| |
| GrGeometryProcessor* gp = GP::Make(arena, fNumAttribs); |
| |
| fProgramInfo = GrSimpleMeshDrawOpHelper::CreateProgramInfo(caps, |
| arena, |
| writeView, |
| std::move(appliedClip), |
| dstProxyView, |
| gp, |
| GrProcessorSet::MakeEmptySet(), |
| GrPrimitiveType::kTriangles, |
| renderPassXferBarriers, |
| colorLoadOp, |
| GrPipeline::InputFlags::kNone); |
| } |
| |
| void onPrepareDraws(GrMeshDrawTarget* target) override { |
| if (!fProgramInfo) { |
| this->createProgramInfo(target); |
| } |
| |
| size_t vertexStride = fProgramInfo->geomProc().vertexStride(); |
| QuadHelper helper(target, vertexStride, 1); |
| SkPoint* vertices = reinterpret_cast<SkPoint*>(helper.vertices()); |
| SkPointPriv::SetRectTriStrip(vertices, 0.f, 0.f, 1.f, 1.f, vertexStride); |
| fMesh = helper.mesh(); |
| } |
| |
| void onExecute(GrOpFlushState* flushState, const SkRect& chainBounds) override { |
| if (!fProgramInfo || !fMesh) { |
| return; |
| } |
| |
| flushState->bindPipelineAndScissorClip(*fProgramInfo, chainBounds); |
| flushState->bindTextures(fProgramInfo->geomProc(), nullptr, fProgramInfo->pipeline()); |
| flushState->drawMesh(*fMesh); |
| } |
| |
| int fNumAttribs; |
| GrSimpleMesh* fMesh = nullptr; |
| GrProgramInfo* fProgramInfo = nullptr; |
| |
| using INHERITED = GrMeshDrawOp; |
| }; |
| } // namespace |
| |
| DEF_GPUTEST_FOR_ALL_CONTEXTS(VertexAttributeCount, reporter, ctxInfo) { |
| auto dContext = ctxInfo.directContext(); |
| #if GR_GPU_STATS |
| GrGpu* gpu = dContext->priv().getGpu(); |
| #endif |
| |
| auto sdc = skgpu::v1::SurfaceDrawContext::Make(dContext, |
| GrColorType::kRGBA_8888, |
| nullptr, |
| SkBackingFit::kApprox, |
| {1, 1}, |
| SkSurfaceProps()); |
| if (!sdc) { |
| ERRORF(reporter, "Could not create render target context."); |
| return; |
| } |
| int attribCnt = dContext->priv().caps()->maxVertexAttributes(); |
| if (!attribCnt) { |
| ERRORF(reporter, "No attributes allowed?!"); |
| return; |
| } |
| dContext->flushAndSubmit(); |
| dContext->priv().resetGpuStats(); |
| #if GR_GPU_STATS |
| REPORTER_ASSERT(reporter, gpu->stats()->numDraws() == 0); |
| REPORTER_ASSERT(reporter, gpu->stats()->numFailedDraws() == 0); |
| #endif |
| // Adding discard to appease vulkan validation warning about loading uninitialized data on draw |
| sdc->discard(); |
| |
| GrPaint grPaint; |
| // This one should succeed. |
| sdc->addDrawOp(Op::Make(dContext, attribCnt)); |
| dContext->flushAndSubmit(); |
| #if GR_GPU_STATS |
| REPORTER_ASSERT(reporter, gpu->stats()->numDraws() == 1); |
| REPORTER_ASSERT(reporter, gpu->stats()->numFailedDraws() == 0); |
| #endif |
| dContext->priv().resetGpuStats(); |
| sdc->addDrawOp(Op::Make(dContext, attribCnt + 1)); |
| dContext->flushAndSubmit(); |
| #if GR_GPU_STATS |
| REPORTER_ASSERT(reporter, gpu->stats()->numDraws() == 0); |
| REPORTER_ASSERT(reporter, gpu->stats()->numFailedDraws() == 1); |
| #endif |
| } |