skia2/tests/GLProgramsTest.cpp

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/*
* Copyright 2011 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 intializers to work
#include "SkTypes.h"
#if SK_SUPPORT_GPU && SK_ALLOW_STATIC_GLOBAL_INITIALIZERS
#include "GrAutoLocaleSetter.h"
#include "GrBatchTest.h"
#include "GrContextFactory.h"
#include "GrDrawContextPriv.h"
#include "GrDrawingManager.h"
#include "GrInvariantOutput.h"
#include "GrPipeline.h"
#include "GrResourceProvider.h"
#include "GrTest.h"
#include "GrXferProcessor.h"
#include "SkChecksum.h"
#include "SkRandom.h"
#include "Test.h"
#include "batches/GrDrawBatch.h"
#include "effects/GrConfigConversionEffect.h"
#include "effects/GrPorterDuffXferProcessor.h"
#include "effects/GrXfermodeFragmentProcessor.h"
#include "gl/GrGLGpu.h"
#include "glsl/GrGLSLFragmentProcessor.h"
#include "glsl/GrGLSLFragmentShaderBuilder.h"
#include "glsl/GrGLSLProgramBuilder.h"
/*
* A dummy processor which just tries to insert a massive key and verify that it can retrieve the
* whole thing correctly
*/
static const uint32_t kMaxKeySize = 1024;
class GLBigKeyProcessor : public GrGLSLFragmentProcessor {
public:
void emitCode(EmitArgs& args) override {
// pass through
GrGLSLFragmentBuilder* fragBuilder = args.fFragBuilder;
if (args.fInputColor) {
fragBuilder->codeAppendf("%s = %s;\n", args.fOutputColor, args.fInputColor);
} else {
fragBuilder->codeAppendf("%s = vec4(1.0);\n", args.fOutputColor);
}
}
static void GenKey(const GrProcessor& processor, const GrGLSLCaps&, GrProcessorKeyBuilder* b) {
for (uint32_t i = 0; i < kMaxKeySize; i++) {
b->add32(i);
}
}
private:
typedef GrGLSLFragmentProcessor INHERITED;
};
class BigKeyProcessor : public GrFragmentProcessor {
public:
static GrFragmentProcessor* Create() {
return new BigKeyProcessor;
}
const char* name() const override { return "Big Ole Key"; }
GrGLSLFragmentProcessor* onCreateGLSLInstance() const override {
return new GLBigKeyProcessor;
}
private:
BigKeyProcessor() {
this->initClassID<BigKeyProcessor>();
}
virtual void onGetGLSLProcessorKey(const GrGLSLCaps& caps,
GrProcessorKeyBuilder* b) const override {
GLBigKeyProcessor::GenKey(*this, caps, b);
}
bool onIsEqual(const GrFragmentProcessor&) const override { return true; }
void onComputeInvariantOutput(GrInvariantOutput* inout) const override { }
GR_DECLARE_FRAGMENT_PROCESSOR_TEST;
typedef GrFragmentProcessor INHERITED;
};
GR_DEFINE_FRAGMENT_PROCESSOR_TEST(BigKeyProcessor);
const GrFragmentProcessor* BigKeyProcessor::TestCreate(GrProcessorTestData*) {
return BigKeyProcessor::Create();
}
//////////////////////////////////////////////////////////////////////////////
class BlockInputFragmentProcessor : public GrFragmentProcessor {
public:
static GrFragmentProcessor* Create(const GrFragmentProcessor* fp) {
return new BlockInputFragmentProcessor(fp);
}
const char* name() const override { return "Block Input"; }
GrGLSLFragmentProcessor* onCreateGLSLInstance() const override { return new GLFP; }
private:
class GLFP : public GrGLSLFragmentProcessor {
public:
void emitCode(EmitArgs& args) override {
this->emitChild(0, nullptr, args);
}
private:
typedef GrGLSLFragmentProcessor INHERITED;
};
BlockInputFragmentProcessor(const GrFragmentProcessor* child) {
this->initClassID<BlockInputFragmentProcessor>();
this->registerChildProcessor(child);
}
void onGetGLSLProcessorKey(const GrGLSLCaps& caps, GrProcessorKeyBuilder* b) const override {}
bool onIsEqual(const GrFragmentProcessor&) const override { return true; }
void onComputeInvariantOutput(GrInvariantOutput* inout) const override {
inout->setToOther(kRGBA_GrColorComponentFlags, GrColor_WHITE,
GrInvariantOutput::kWillNot_ReadInput);
this->childProcessor(0).computeInvariantOutput(inout);
}
typedef GrFragmentProcessor INHERITED;
};
//////////////////////////////////////////////////////////////////////////////
/*
* Begin test code
*/
static const int kRenderTargetHeight = 1;
static const int kRenderTargetWidth = 1;
static GrRenderTarget* random_render_target(GrTextureProvider* textureProvider, SkRandom* random,
const GrCaps* caps) {
// setup render target
GrTextureParams params;
GrSurfaceDesc texDesc;
texDesc.fWidth = kRenderTargetWidth;
texDesc.fHeight = kRenderTargetHeight;
texDesc.fFlags = kRenderTarget_GrSurfaceFlag;
texDesc.fConfig = kRGBA_8888_GrPixelConfig;
texDesc.fOrigin = random->nextBool() == true ? kTopLeft_GrSurfaceOrigin :
kBottomLeft_GrSurfaceOrigin;
texDesc.fSampleCnt = random->nextBool() == true ? SkTMin(4, caps->maxSampleCount()) : 0;
GrUniqueKey key;
static const GrUniqueKey::Domain kDomain = GrUniqueKey::GenerateDomain();
GrUniqueKey::Builder builder(&key, kDomain, 2);
builder[0] = texDesc.fOrigin;
builder[1] = texDesc.fSampleCnt;
builder.finish();
GrTexture* texture = textureProvider->findAndRefTextureByUniqueKey(key);
if (!texture) {
texture = textureProvider->createTexture(texDesc, SkBudgeted::kYes);
if (texture) {
textureProvider->assignUniqueKeyToTexture(key, texture);
}
}
return texture ? texture->asRenderTarget() : nullptr;
}
static void set_random_xpf(GrPipelineBuilder* pipelineBuilder, GrProcessorTestData* d) {
SkAutoTUnref<const GrXPFactory> xpf(GrProcessorTestFactory<GrXPFactory>::Create(d));
SkASSERT(xpf);
pipelineBuilder->setXPFactory(xpf.get());
}
static const GrFragmentProcessor* create_random_proc_tree(GrProcessorTestData* d,
int minLevels, int maxLevels) {
SkASSERT(1 <= minLevels);
SkASSERT(minLevels <= maxLevels);
// Return a leaf node if maxLevels is 1 or if we randomly chose to terminate.
// If returning a leaf node, make sure that it doesn't have children (e.g. another
// GrComposeEffect)
const float terminateProbability = 0.3f;
if (1 == minLevels) {
bool terminate = (1 == maxLevels) || (d->fRandom->nextF() < terminateProbability);
if (terminate) {
const GrFragmentProcessor* fp;
while (true) {
fp = GrProcessorTestFactory<GrFragmentProcessor>::Create(d);
SkASSERT(fp);
if (0 == fp->numChildProcessors()) {
break;
}
fp->unref();
}
return fp;
}
}
// If we didn't terminate, choose either the left or right subtree to fulfill
// the minLevels requirement of this tree; the other child can have as few levels as it wants.
// Also choose a random xfer mode that's supported by CreateFrom2Procs().
if (minLevels > 1) {
--minLevels;
}
SkAutoTUnref<const GrFragmentProcessor> minLevelsChild(create_random_proc_tree(d, minLevels,
maxLevels - 1));
SkAutoTUnref<const GrFragmentProcessor> otherChild(create_random_proc_tree(d, 1,
maxLevels - 1));
SkXfermode::Mode mode = static_cast<SkXfermode::Mode>(d->fRandom->nextRangeU(0,
SkXfermode::kLastCoeffMode));
const GrFragmentProcessor* fp;
if (d->fRandom->nextF() < 0.5f) {
fp = GrXfermodeFragmentProcessor::CreateFromTwoProcessors(minLevelsChild, otherChild, mode);
SkASSERT(fp);
} else {
fp = GrXfermodeFragmentProcessor::CreateFromTwoProcessors(otherChild, minLevelsChild, mode);
SkASSERT(fp);
}
return fp;
}
static void set_random_color_coverage_stages(GrPipelineBuilder* pipelineBuilder,
GrProcessorTestData* d, int maxStages) {
// Randomly choose to either create a linear pipeline of procs or create one proc tree
const float procTreeProbability = 0.5f;
if (d->fRandom->nextF() < procTreeProbability) {
// A full tree with 5 levels (31 nodes) may exceed the max allowed length of the gl
// processor key; maxTreeLevels should be a number from 1 to 4 inclusive.
const int maxTreeLevels = 4;
SkAutoTUnref<const GrFragmentProcessor> fp(
create_random_proc_tree(d, 2, maxTreeLevels));
pipelineBuilder->addColorFragmentProcessor(fp);
} else {
int numProcs = d->fRandom->nextULessThan(maxStages + 1);
int numColorProcs = d->fRandom->nextULessThan(numProcs + 1);
for (int s = 0; s < numProcs;) {
SkAutoTUnref<const GrFragmentProcessor> fp(
GrProcessorTestFactory<GrFragmentProcessor>::Create(d));
SkASSERT(fp);
// finally add the stage to the correct pipeline in the drawstate
if (s < numColorProcs) {
pipelineBuilder->addColorFragmentProcessor(fp);
} else {
pipelineBuilder->addCoverageFragmentProcessor(fp);
}
++s;
}
}
}
static void set_random_state(GrPipelineBuilder* pipelineBuilder, SkRandom* random) {
int state = 0;
for (int i = 1; i <= GrPipelineBuilder::kLast_Flag; i <<= 1) {
state |= random->nextBool() * i;
}
// If we don't have an MSAA rendertarget then we have to disable useHWAA
if ((state | GrPipelineBuilder::kHWAntialias_Flag) &&
!pipelineBuilder->getRenderTarget()->isUnifiedMultisampled()) {
state &= ~GrPipelineBuilder::kHWAntialias_Flag;
}
pipelineBuilder->enableState(state);
}
// right now, the only thing we seem to care about in drawState's stencil is 'doesWrite()'
static void set_random_stencil(GrPipelineBuilder* pipelineBuilder, SkRandom* random) {
GR_STATIC_CONST_SAME_STENCIL(kDoesWriteStencil,
kReplace_StencilOp,
kReplace_StencilOp,
kAlways_StencilFunc,
0xffff,
0xffff,
0xffff);
GR_STATIC_CONST_SAME_STENCIL(kDoesNotWriteStencil,
kKeep_StencilOp,
kKeep_StencilOp,
kNever_StencilFunc,
0xffff,
0xffff,
0xffff);
if (random->nextBool()) {
pipelineBuilder->setStencil(kDoesWriteStencil);
} else {
pipelineBuilder->setStencil(kDoesNotWriteStencil);
}
}
bool GrDrawingManager::ProgramUnitTest(GrContext* context, int maxStages) {
GrDrawingManager* drawingManager = context->drawingManager();
// setup dummy textures
GrSurfaceDesc dummyDesc;
dummyDesc.fFlags = kRenderTarget_GrSurfaceFlag;
dummyDesc.fConfig = kSkia8888_GrPixelConfig;
dummyDesc.fWidth = 34;
dummyDesc.fHeight = 18;
SkAutoTUnref<GrTexture> dummyTexture1(
context->textureProvider()->createTexture(dummyDesc, SkBudgeted::kNo, nullptr, 0));
dummyDesc.fFlags = kNone_GrSurfaceFlags;
dummyDesc.fConfig = kAlpha_8_GrPixelConfig;
dummyDesc.fWidth = 16;
dummyDesc.fHeight = 22;
SkAutoTUnref<GrTexture> dummyTexture2(
context->textureProvider()->createTexture(dummyDesc, SkBudgeted::kNo, nullptr, 0));
if (!dummyTexture1 || ! dummyTexture2) {
SkDebugf("Could not allocate dummy textures");
return false;
}
GrTexture* dummyTextures[] = {dummyTexture1.get(), dummyTexture2.get()};
// dummy scissor state
GrScissorState scissor;
// wide open clip
GrClip clip;
SkRandom random;
static const int NUM_TESTS = 2048;
for (int t = 0; t < NUM_TESTS; t++) {
// setup random render target(can fail)
SkAutoTUnref<GrRenderTarget> rt(random_render_target(
context->textureProvider(), &random, context->caps()));
if (!rt.get()) {
SkDebugf("Could not allocate render target");
return false;
}
GrPipelineBuilder pipelineBuilder;
pipelineBuilder.setRenderTarget(rt.get());
pipelineBuilder.setClip(clip);
SkAutoTUnref<GrDrawBatch> batch(GrRandomDrawBatch(&random, context));
SkASSERT(batch);
GrProcessorTestData ptd(&random, context, context->caps(), rt, dummyTextures);
set_random_color_coverage_stages(&pipelineBuilder, &ptd, maxStages);
set_random_xpf(&pipelineBuilder, &ptd);
set_random_state(&pipelineBuilder, &random);
set_random_stencil(&pipelineBuilder, &random);
SkAutoTUnref<GrDrawContext> drawContext(context->drawContext(rt));
if (!drawContext) {
SkDebugf("Could not allocate drawContext");
return false;
}
drawContext->drawContextPriv().testingOnly_drawBatch(pipelineBuilder, batch);
}
// Flush everything, test passes if flush is successful(ie, no asserts are hit, no crashes)
drawingManager->flush();
// Validate that GrFPs work correctly without an input.
GrSurfaceDesc rtDesc;
rtDesc.fWidth = kRenderTargetWidth;
rtDesc.fHeight = kRenderTargetHeight;
rtDesc.fFlags = kRenderTarget_GrSurfaceFlag;
rtDesc.fConfig = kRGBA_8888_GrPixelConfig;
SkAutoTUnref<GrRenderTarget> rt(
context->textureProvider()->createTexture(rtDesc, SkBudgeted::kNo)->asRenderTarget());
int fpFactoryCnt = GrProcessorTestFactory<GrFragmentProcessor>::Count();
for (int i = 0; i < fpFactoryCnt; ++i) {
// Since FP factories internally randomize, call each 10 times.
for (int j = 0; j < 10; ++j) {
SkAutoTUnref<GrDrawBatch> batch(GrRandomDrawBatch(&random, context));
SkASSERT(batch);
GrProcessorTestData ptd(&random, context, context->caps(), rt, dummyTextures);
GrPipelineBuilder builder;
builder.setXPFactory(GrPorterDuffXPFactory::Create(SkXfermode::kSrc_Mode))->unref();
builder.setRenderTarget(rt);
builder.setClip(clip);
SkAutoTUnref<const GrFragmentProcessor> fp(
GrProcessorTestFactory<GrFragmentProcessor>::CreateIdx(i, &ptd));
SkAutoTUnref<const GrFragmentProcessor> blockFP(
BlockInputFragmentProcessor::Create(fp));
builder.addColorFragmentProcessor(blockFP);
SkAutoTUnref<GrDrawContext> drawContext(context->drawContext(rt));
if (!drawContext) {
SkDebugf("Could not allocate a drawcontext");
return false;
}
drawContext->drawContextPriv().testingOnly_drawBatch(builder, batch);
drawingManager->flush();
}
}
return true;
}
Add config options to run different GPU APIs to dm and nanobench Add extended config specification form that can be used to run different gpu backend with different APIs. The configs can be specified with the form: gpu(api=string,dit=bool,nvpr=bool,samples=int) This replaces and removes the --gpuAPI flag. All existing configs should still work. Adds following documentation: out/Debug/dm --help config Flags: --config: type: string default: 565 8888 gpu nonrendering Options: 565 8888 debug gpu gpudebug gpudft gpunull msaa16 msaa4 nonrendering null nullgpu nvprmsaa16 nvprmsaa4 pdf pdf_poppler skp svg xps or use extended form 'backend(option=value,...)'. Extended form: 'backend(option=value,...)' Possible backends and options: gpu(api=string,dit=bool,nvpr=bool,samples=int) GPU backend api type: string default: native. Select graphics API to use with gpu backend. Options: native Use platform default OpenGL or OpenGL ES backend. gl Use OpenGL. gles Use OpenGL ES. debug Use debug OpenGL. null Use null OpenGL. dit type: bool default: false. Use device independent text. nvpr type: bool default: false. Use NV_path_rendering OpenGL and OpenGL ES extension. samples type: int default: 0. Use multisampling with N samples. Predefined configs: gpu = gpu() msaa4 = gpu(samples=4) msaa16 = gpu(samples=16) nvprmsaa4 = gpu(nvpr=true,samples=4) nvprmsaa16 = gpu(nvpr=true,samples=16) gpudft = gpu(dit=true) gpudebug = gpu(api=debug) gpunull = gpu(api=null) debug = gpu(api=debug) nullgpu = gpu(api=null) BUG=skia:2992 Committed: https://skia.googlesource.com/skia/+/e13ca329fca4c28cf4e078561f591ab27b743d23 GOLD_TRYBOT_URL= https://gold.skia.org/search2?unt=true&query=source_type%3Dgm&master=false&issue=1490113005 Committed: https://skia.googlesource.com/skia/+/c8b4336444e7b90382e04e33665fb3b8490b825b Committed: https://skia.googlesource.com/skia/+/9ebc3f0ee6db215dde461dc4777d85988cf272dd Review URL: https://codereview.chromium.org/1490113005
2015-12-23 09:33:00 +00:00
static int get_glprograms_max_stages(GrContext* context) {
GrGLGpu* gpu = static_cast<GrGLGpu*>(context->getGpu());
/*
* For the time being, we only support the test with desktop GL or for android on
* ARM platforms
* TODO When we run ES 3.00 GLSL in more places, test again
*/
if (kGL_GrGLStandard == gpu->glStandard() ||
kARM_GrGLVendor == gpu->ctxInfo().vendor()) {
return 6;
} else if (kTegra3_GrGLRenderer == gpu->ctxInfo().renderer() ||
kOther_GrGLRenderer == gpu->ctxInfo().renderer()) {
return 1;
}
return 0;
}
static void test_glprograms_native(skiatest::Reporter* reporter, GrContext* context) {
int maxStages = get_glprograms_max_stages(context);
if (maxStages == 0) {
return;
}
REPORTER_ASSERT(reporter, GrDrawingManager::ProgramUnitTest(context, maxStages));
}
static void test_glprograms_other_contexts(skiatest::Reporter* reporter, GrContext* context) {
int maxStages = get_glprograms_max_stages(context);
#ifdef SK_BUILD_FOR_WIN
// Some long shaders run out of temporary registers in the D3D compiler on ANGLE and
// command buffer.
maxStages = SkTMin(maxStages, 2);
#endif
if (maxStages == 0) {
return;
}
REPORTER_ASSERT(reporter, GrDrawingManager::ProgramUnitTest(context, maxStages));
}
DEF_GPUTEST(GLPrograms, reporter, /*factory*/) {
// Set a locale that would cause shader compilation to fail because of , as decimal separator.
// skbug 3330
#ifdef SK_BUILD_FOR_WIN
GrAutoLocaleSetter als("sv-SE");
#else
GrAutoLocaleSetter als("sv_SE.UTF-8");
#endif
// We suppress prints to avoid spew
GrContextOptions opts;
opts.fSuppressPrints = true;
sk_gpu_test::GrContextFactory debugFactory(opts);
Add config options to run different GPU APIs to dm and nanobench Add extended config specification form that can be used to run different gpu backend with different APIs. The configs can be specified with the form: gpu(api=string,dit=bool,nvpr=bool,samples=int) This replaces and removes the --gpuAPI flag. All existing configs should still work. Adds following documentation: out/Debug/dm --help config Flags: --config: type: string default: 565 8888 gpu nonrendering Options: 565 8888 debug gpu gpudebug gpudft gpunull msaa16 msaa4 nonrendering null nullgpu nvprmsaa16 nvprmsaa4 pdf pdf_poppler skp svg xps or use extended form 'backend(option=value,...)'. Extended form: 'backend(option=value,...)' Possible backends and options: gpu(api=string,dit=bool,nvpr=bool,samples=int) GPU backend api type: string default: native. Select graphics API to use with gpu backend. Options: native Use platform default OpenGL or OpenGL ES backend. gl Use OpenGL. gles Use OpenGL ES. debug Use debug OpenGL. null Use null OpenGL. dit type: bool default: false. Use device independent text. nvpr type: bool default: false. Use NV_path_rendering OpenGL and OpenGL ES extension. samples type: int default: 0. Use multisampling with N samples. Predefined configs: gpu = gpu() msaa4 = gpu(samples=4) msaa16 = gpu(samples=16) nvprmsaa4 = gpu(nvpr=true,samples=4) nvprmsaa16 = gpu(nvpr=true,samples=16) gpudft = gpu(dit=true) gpudebug = gpu(api=debug) gpunull = gpu(api=null) debug = gpu(api=debug) nullgpu = gpu(api=null) BUG=skia:2992 Committed: https://skia.googlesource.com/skia/+/e13ca329fca4c28cf4e078561f591ab27b743d23 GOLD_TRYBOT_URL= https://gold.skia.org/search2?unt=true&query=source_type%3Dgm&master=false&issue=1490113005 Committed: https://skia.googlesource.com/skia/+/c8b4336444e7b90382e04e33665fb3b8490b825b Committed: https://skia.googlesource.com/skia/+/9ebc3f0ee6db215dde461dc4777d85988cf272dd Review URL: https://codereview.chromium.org/1490113005
2015-12-23 09:33:00 +00:00
skiatest::RunWithGPUTestContexts(test_glprograms_native, skiatest::kNative_GPUTestContexts,
reporter, &debugFactory);
skiatest::RunWithGPUTestContexts(test_glprograms_other_contexts,
skiatest::kOther_GPUTestContexts, reporter, &debugFactory);
}
#endif