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072f35ce05
skia2/tests/GrPipelineDynamicStateTest.cpp
Michael Ludwig e8968dce7a Remove HW tess info from GrProgramInfo and related types 
Bug: skia:13263
Change-Id: I2289895e49d32664653165b8c1e29968edd3e0a2
Reviewed-on: https://skia-review.googlesource.com/c/skia/+/533700
Commit-Queue: Michael Ludwig <michaelludwig@google.com>
Reviewed-by: Brian Osman <brianosman@google.com>
2022-05-04 20:26:12 +00:00

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/*
* Copyright 2017 Google Inc.
*
* Use of this source code is governed by a BSD-style license that can be
* found in the LICENSE file.
*/
#include "include/core/SkTypes.h"
#include "tests/Test.h"
#include "include/core/SkColorSpace.h"
#include "include/gpu/GrDirectContext.h"
#include "include/gpu/GrRecordingContext.h"
#include "src/gpu/ganesh/GrColor.h"
#include "src/gpu/ganesh/GrDirectContextPriv.h"
#include "src/gpu/ganesh/GrGeometryProcessor.h"
#include "src/gpu/ganesh/GrImageInfo.h"
#include "src/gpu/ganesh/GrMemoryPool.h"
#include "src/gpu/ganesh/GrOpFlushState.h"
#include "src/gpu/ganesh/GrOpsRenderPass.h"
#include "src/gpu/ganesh/GrProgramInfo.h"
#include "src/gpu/ganesh/GrRecordingContextPriv.h"
#include "src/gpu/ganesh/GrResourceProvider.h"
#include "src/gpu/ganesh/glsl/GrGLSLFragmentShaderBuilder.h"
#include "src/gpu/ganesh/glsl/GrGLSLVarying.h"
#include "src/gpu/ganesh/glsl/GrGLSLVertexGeoBuilder.h"
#include "src/gpu/ganesh/ops/GrDrawOp.h"
#include "src/gpu/ganesh/v1/SurfaceDrawContext_v1.h"
/**
* This is a GPU-backend specific test for dynamic pipeline state. It draws boxes using dynamic
* scissor rectangles then reads back the result to verify a successful test.
*/
static constexpr int kScreenSize = 6;
static constexpr int kNumMeshes = 4;
static constexpr int kScreenSplitX = kScreenSize/2;
static constexpr int kScreenSplitY = kScreenSize/2;
static const SkIRect kDynamicScissors[kNumMeshes] = {
SkIRect::MakeLTRB(0, 0, kScreenSplitX, kScreenSplitY),
SkIRect::MakeLTRB(0, kScreenSplitY, kScreenSplitX, kScreenSize),
SkIRect::MakeLTRB(kScreenSplitX, 0, kScreenSize, kScreenSplitY),
SkIRect::MakeLTRB(kScreenSplitX, kScreenSplitY, kScreenSize, kScreenSize),
};
static const GrColor kMeshColors[kNumMeshes] {
GrColorPackRGBA(255, 0, 0, 255),
GrColorPackRGBA(0, 255, 0, 255),
GrColorPackRGBA(0, 0, 255, 255),
GrColorPackRGBA(0, 0, 0, 255)
};
struct Vertex {
float fX;
float fY;
GrColor fColor;
};
namespace {
class PipelineDynamicStateTestProcessor : public GrGeometryProcessor {
public:
static GrGeometryProcessor* Make(SkArenaAlloc* arena) {
return arena->make(
[&](void* ptr) { return new (ptr) PipelineDynamicStateTestProcessor(); });
}
const char* name() const override { return "GrPipelineDynamicStateTest Processor"; }
void addToKey(const GrShaderCaps&, skgpu::KeyBuilder*) const final {}
std::unique_ptr<ProgramImpl> makeProgramImpl(const GrShaderCaps&) const final;
private:
PipelineDynamicStateTestProcessor() : INHERITED(kGrPipelineDynamicStateTestProcessor_ClassID) {
this->setVertexAttributesWithImplicitOffsets(kAttributes, SK_ARRAY_COUNT(kAttributes));
}
const Attribute& inVertex() const { return kAttributes[0]; }
const Attribute& inColor() const { return kAttributes[1]; }
inline static constexpr Attribute kAttributes[] = {
{"vertex", kFloat2_GrVertexAttribType, SkSLType::kHalf2},
{"color", kUByte4_norm_GrVertexAttribType, SkSLType::kHalf4},
};
friend class GLSLPipelineDynamicStateTestProcessor;
using INHERITED = GrGeometryProcessor;
};
} // anonymous namespace
std::unique_ptr<GrGeometryProcessor::ProgramImpl>
PipelineDynamicStateTestProcessor::makeProgramImpl(const GrShaderCaps&) const {
class Impl : public GrGeometryProcessor::ProgramImpl {
public:
void setData(const GrGLSLProgramDataManager&,
const GrShaderCaps&,
const GrGeometryProcessor&) final {}
void onEmitCode(EmitArgs& args, GrGPArgs* gpArgs) final {
const PipelineDynamicStateTestProcessor& mp =
args.fGeomProc.cast<PipelineDynamicStateTestProcessor>();
GrGLSLVertexBuilder* v = args.fVertBuilder;
GrGLSLFPFragmentBuilder* f = args.fFragBuilder;
GrGLSLVaryingHandler* varyingHandler = args.fVaryingHandler;
varyingHandler->emitAttributes(mp);
f->codeAppendf("half4 %s;", args.fOutputColor);
varyingHandler->addPassThroughAttribute(mp.inColor().asShaderVar(), args.fOutputColor);
v->codeAppendf("float2 vertex = %s;", mp.inVertex().name());
gpArgs->fPositionVar.set(SkSLType::kFloat2, "vertex");
f->codeAppendf("const half4 %s = half4(1);", args.fOutputCoverage);
}
};
return std::make_unique<Impl>();
}
namespace {
class GrPipelineDynamicStateTestOp : public GrDrawOp {
public:
DEFINE_OP_CLASS_ID
static GrOp::Owner Make(GrRecordingContext* context,
GrScissorTest scissorTest,
sk_sp<const GrBuffer> vbuff) {
return GrOp::Make<GrPipelineDynamicStateTestOp>(context, scissorTest, std::move(vbuff));
}
private:
friend class GrOp;
GrPipelineDynamicStateTestOp(GrScissorTest scissorTest, sk_sp<const GrBuffer> vbuff)
: INHERITED(ClassID())
, fScissorTest(scissorTest)
, fVertexBuffer(std::move(vbuff)) {
this->setBounds(SkRect::MakeIWH(kScreenSize, kScreenSize),
HasAABloat::kNo, IsHairline::kNo);
}
const char* name() const override { return "GrPipelineDynamicStateTestOp"; }
FixedFunctionFlags fixedFunctionFlags() const override { return FixedFunctionFlags::kNone; }
GrProcessorSet::Analysis finalize(const GrCaps&, const GrAppliedClip*, GrClampType) override {
return GrProcessorSet::EmptySetAnalysis();
}
void onPrePrepare(GrRecordingContext*,
const GrSurfaceProxyView& writeView,
GrAppliedClip*,
const GrDstProxyView&,
GrXferBarrierFlags renderPassXferBarriers,
GrLoadOp colorLoadOp) override {}
void onPrepare(GrOpFlushState*) override {}
void onExecute(GrOpFlushState* flushState, const SkRect& chainBounds) override {
GrPipeline pipeline(fScissorTest, SkBlendMode::kSrc,
flushState->drawOpArgs().writeView().swizzle());
SkSTArray<kNumMeshes, GrSimpleMesh> meshes;
for (int i = 0; i < kNumMeshes; ++i) {
GrSimpleMesh& mesh = meshes.push_back();
mesh.set(fVertexBuffer, 4, 4 * i);
}
auto geomProc = PipelineDynamicStateTestProcessor::Make(flushState->allocator());
GrProgramInfo programInfo(flushState->caps(),
flushState->writeView(),
flushState->usesMSAASurface(),
&pipeline,
&GrUserStencilSettings::kUnused,
geomProc,
GrPrimitiveType::kTriangleStrip,
flushState->renderPassBarriers(),
flushState->colorLoadOp());
flushState->bindPipeline(programInfo, SkRect::MakeIWH(kScreenSize, kScreenSize));
for (int i = 0; i < 4; ++i) {
if (fScissorTest == GrScissorTest::kEnabled) {
flushState->setScissorRect(kDynamicScissors[i]);
}
flushState->drawMesh(meshes[i]);
}
}
GrScissorTest fScissorTest;
const sk_sp<const GrBuffer> fVertexBuffer;
using INHERITED = GrDrawOp;
};
} // anonymous namespace
DEF_GPUTEST_FOR_RENDERING_CONTEXTS(GrPipelineDynamicStateTest, reporter, ctxInfo) {
auto dContext = ctxInfo.directContext();
GrResourceProvider* rp = dContext->priv().resourceProvider();
auto sdc = skgpu::v1::SurfaceDrawContext::Make(
dContext, GrColorType::kRGBA_8888, nullptr, SkBackingFit::kExact,
{kScreenSize, kScreenSize}, SkSurfaceProps());
if (!sdc) {
ERRORF(reporter, "could not create render target context.");
return;
}
constexpr float d = (float) kScreenSize;
Vertex vdata[kNumMeshes * 4] = {
{0, 0, kMeshColors[0]},
{0, d, kMeshColors[0]},
{d, 0, kMeshColors[0]},
{d, d, kMeshColors[0]},
{0, 0, kMeshColors[1]},
{0, d, kMeshColors[1]},
{d, 0, kMeshColors[1]},
{d, d, kMeshColors[1]},
{0, 0, kMeshColors[2]},
{0, d, kMeshColors[2]},
{d, 0, kMeshColors[2]},
{d, d, kMeshColors[2]},
{0, 0, kMeshColors[3]},
{0, d, kMeshColors[3]},
{d, 0, kMeshColors[3]},
{d, d, kMeshColors[3]}
};
sk_sp<const GrBuffer> vbuff(rp->createBuffer(sizeof(vdata), GrGpuBufferType::kVertex,
kDynamic_GrAccessPattern, vdata));
if (!vbuff) {
ERRORF(reporter, "vbuff is null.");
return;
}
uint32_t resultPx[kScreenSize * kScreenSize];
for (GrScissorTest scissorTest : {GrScissorTest::kEnabled, GrScissorTest::kDisabled}) {
sdc->clear(SkPMColor4f::FromBytes_RGBA(0xbaaaaaad));
sdc->addDrawOp(GrPipelineDynamicStateTestOp::Make(dContext, scissorTest, vbuff));
auto ii = SkImageInfo::Make(kScreenSize, kScreenSize,
kRGBA_8888_SkColorType, kPremul_SkAlphaType);
GrPixmap resultPM(ii, resultPx, kScreenSize*sizeof(uint32_t));
sdc->readPixels(dContext, resultPM, {0, 0});
for (int y = 0; y < kScreenSize; ++y) {
for (int x = 0; x < kScreenSize; ++x) {
int expectedColorIdx;
if (GrScissorTest::kEnabled == scissorTest) {
expectedColorIdx = (x < kScreenSplitX ? 0 : 2) + (y < kScreenSplitY ? 0 : 1);
} else {
expectedColorIdx = kNumMeshes - 1;
}
uint32_t expected = kMeshColors[expectedColorIdx];
uint32_t actual = resultPx[y * kScreenSize + x];
if (expected != actual) {
ERRORF(reporter, "[scissor=%s] pixel (%i,%i): got 0x%x expected 0x%x",
GrScissorTest::kEnabled == scissorTest ? "enabled" : "disabled", x, y,
actual, expected);
return;
}
}
}
}
}
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