#include <DMSrcSink.h>

Inheritance diagram for DM::GPUPrecompileTestingSink:

Public Member Functions
	GPUPrecompileTestingSink (const SkCommandLineConfigGpu *, const GrContextOptions &)

Result	draw (const Src &, SkBitmap , SkWStream , SkString *) const override

const char *	fileExtension () const override

Public Member Functions inherited from DM::GPUSink
	GPUSink (const SkCommandLineConfigGpu *, const GrContextOptions &)

Result	draw (const Src &, SkBitmap , SkWStream , SkString *) const override

Result	onDraw (const Src &, SkBitmap , SkWStream , SkString , const GrContextOptions &baseOptions, std::function< void(GrDirectContext )> initContext=nullptr, std::function< SkCanvas (SkCanvas )> wrapCanvas=nullptr) const

skgpu::ContextType	contextType () const

const sk_gpu_test::GrContextFactory::ContextOverrides &	contextOverrides () const

SkCommandLineConfigGpu::SurfType	surfType () const

bool	serial () const override

const char *	fileExtension () const override

SinkFlags	flags () const override

const GrContextOptions &	baseContextOptions () const

void	setColorSpace (sk_sp< SkColorSpace > colorSpace) override

SkColorInfo	colorInfo () const override

Public Member Functions inherited from DM::Sink
virtual	~Sink ()

Additional Inherited Members
Protected Member Functions inherited from DM::GPUSink
sk_sp< SkSurface >	createDstSurface (GrDirectContext *, SkISize size) const

bool	readBack (SkSurface , SkBitmap dst) const

Detailed Description

Definition at line 452 of file DMSrcSink.h.

Constructor & Destructor Documentation

◆ GPUPrecompileTestingSink()

DM::GPUPrecompileTestingSink::GPUPrecompileTestingSink	(	const SkCommandLineConfigGpu *	config,
		const GrContextOptions &	grCtxOptions
	)

Definition at line 1743 of file DMSrcSink.cpp.

1745 : INHERITED(config, grCtxOptions) {}

Member Function Documentation

◆ draw()

Result DM::GPUPrecompileTestingSink::draw	(	const Src &	src,
		SkBitmap *	dst,
		SkWStream *	wStream,
		SkString *	log
	)		const

overridevirtual

Implements DM::Sink.

Definition at line 1747 of file DMSrcSink.cpp.

                                                           {
    // Three step process:
    // 1) Draw once with an SkSL cache, and store off the shader blobs.
    // 2) For the second context, pre-compile the shaders to warm the cache.
    // 3) Draw with the second context, ensuring that we get the same result, and no cache misses.
    sk_gpu_test::MemoryCache memoryCache;
    GrContextOptions contextOptions = this->baseContextOptions();
    contextOptions.fPersistentCache = &memoryCache;
    contextOptions.fShaderCacheStrategy = GrContextOptions::ShaderCacheStrategy::kSkSL;
 
    Result result = this->onDraw(src, dst, wStream, log, contextOptions);
    if (!result.isOk() || !dst) {
        return result;
    }
 
    auto precompileShaders = [&memoryCache](GrDirectContext* dContext) {
        memoryCache.foreach([dContext](sk_sp<const SkData> key,
                                       sk_sp<SkData> data,
                                       const SkString& /*description*/,
                                       int /*count*/) {
            SkAssertResult(dContext->precompileShader(*key, *data));
        });
    };
 
    sk_gpu_test::MemoryCache replayCache;
    GrContextOptions replayOptions = this->baseContextOptions();
    // Ensure that the runtime cache is large enough to hold all of the shaders we pre-compile
    replayOptions.fRuntimeProgramCacheSize = memoryCache.numCacheMisses();
    replayOptions.fPersistentCache = &replayCache;
 
    SkBitmap reference;
    SkString refLog;
    SkDynamicMemoryWStream refStream;
    Result refResult = this->onDraw(src, &reference, &refStream, &refLog, replayOptions,
                                    precompileShaders);
    if (!refResult.isOk()) {
        return refResult;
    }
    SkASSERT(!replayCache.numCacheMisses());
 
    return compare_bitmaps(reference, *dst);
}

◆ fileExtension()

const char * DM::GPUPrecompileTestingSink::fileExtension ( ) const

inlineoverridevirtual

Implements DM::Sink.

Definition at line 458 of file DMSrcSink.h.

                                               {
        // Suppress writing out results from this config - we just want to do our matching test
        return nullptr;
    }

The documentation for this class was generated from the following files:

third_party/skia/dm/DMSrcSink.h
third_party/skia/dm/DMSrcSink.cpp