blob: d9f37f0d4b3ad63578224f97b2f9be4b15444804 [file] [log] [blame]
/*
* Copyright 2011 Google Inc.
*
* Use of this source code is governed by a BSD-style license that can be
* found in the LICENSE file.
*/
#include "include/gpu/GrContext.h"
#include "include/core/SkTraceMemoryDump.h"
#include "include/gpu/GrBackendSemaphore.h"
#include "include/private/SkDeferredDisplayList.h"
#include "include/private/SkImageInfoPriv.h"
#include "src/core/SkMakeUnique.h"
#include "src/core/SkTaskGroup.h"
#include "src/gpu/GrClientMappedBufferManager.h"
#include "src/gpu/GrContextPriv.h"
#include "src/gpu/GrDrawingManager.h"
#include "src/gpu/GrGpu.h"
#include "src/gpu/GrMemoryPool.h"
#include "src/gpu/GrPathRendererChain.h"
#include "src/gpu/GrProxyProvider.h"
#include "src/gpu/GrRenderTargetProxy.h"
#include "src/gpu/GrResourceCache.h"
#include "src/gpu/GrResourceProvider.h"
#include "src/gpu/GrSemaphore.h"
#include "src/gpu/GrShaderUtils.h"
#include "src/gpu/GrSoftwarePathRenderer.h"
#include "src/gpu/GrTracing.h"
#include "src/gpu/SkGr.h"
#include "src/gpu/ccpr/GrCoverageCountingPathRenderer.h"
#include "src/gpu/effects/GrSkSLFP.h"
#include "src/gpu/text/GrTextBlobCache.h"
#include "src/gpu/text/GrTextContext.h"
#include "src/image/SkImage_GpuBase.h"
#include "src/image/SkSurface_Gpu.h"
#include <atomic>
#define ASSERT_OWNED_PROXY(P) \
SkASSERT(!(P) || !((P)->peekTexture()) || (P)->peekTexture()->getContext() == this)
#define ASSERT_OWNED_RESOURCE(R) SkASSERT(!(R) || (R)->getContext() == this)
#define ASSERT_SINGLE_OWNER \
SkDEBUGCODE(GrSingleOwner::AutoEnforce debug_SingleOwner(this->singleOwner());)
#define RETURN_IF_ABANDONED if (this->abandoned()) { return; }
#define RETURN_FALSE_IF_ABANDONED if (this->abandoned()) { return false; }
#define RETURN_NULL_IF_ABANDONED if (this->abandoned()) { return nullptr; }
////////////////////////////////////////////////////////////////////////////////
GrContext::GrContext(GrBackendApi backend, const GrContextOptions& options, int32_t contextID)
: INHERITED(backend, options, contextID) {
fResourceCache = nullptr;
fResourceProvider = nullptr;
}
GrContext::~GrContext() {
ASSERT_SINGLE_OWNER
if (this->drawingManager()) {
this->drawingManager()->cleanup();
}
delete fResourceProvider;
delete fResourceCache;
}
bool GrContext::init(sk_sp<const GrCaps> caps, sk_sp<GrSkSLFPFactoryCache> FPFactoryCache) {
ASSERT_SINGLE_OWNER
SkASSERT(fThreadSafeProxy); // needs to have been initialized by derived classes
SkASSERT(this->proxyProvider());
if (!INHERITED::init(std::move(caps), std::move(FPFactoryCache))) {
return false;
}
SkASSERT(this->caps());
SkASSERT(this->getGrStrikeCache());
SkASSERT(this->getTextBlobCache());
if (fGpu) {
fResourceCache = new GrResourceCache(this->caps(), this->singleOwner(), this->contextID());
fResourceProvider = new GrResourceProvider(fGpu.get(), fResourceCache, this->singleOwner());
fMappedBufferManager = skstd::make_unique<GrClientMappedBufferManager>(this->contextID());
}
if (fResourceCache) {
fResourceCache->setProxyProvider(this->proxyProvider());
}
fDidTestPMConversions = false;
// DDL TODO: we need to think through how the task group & persistent cache
// get passed on to/shared between all the DDLRecorders created with this context.
if (this->options().fExecutor) {
fTaskGroup = skstd::make_unique<SkTaskGroup>(*this->options().fExecutor);
}
fPersistentCache = this->options().fPersistentCache;
fShaderErrorHandler = this->options().fShaderErrorHandler;
if (!fShaderErrorHandler) {
fShaderErrorHandler = GrShaderUtils::DefaultShaderErrorHandler();
}
return true;
}
sk_sp<GrContextThreadSafeProxy> GrContext::threadSafeProxy() {
return fThreadSafeProxy;
}
//////////////////////////////////////////////////////////////////////////////
void GrContext::abandonContext() {
if (this->abandoned()) {
return;
}
INHERITED::abandonContext();
fMappedBufferManager->abandon();
fResourceProvider->abandon();
// Need to cleanup the drawing manager first so all the render targets
// will be released/forgotten before they too are abandoned.
this->drawingManager()->cleanup();
// abandon first to so destructors
// don't try to free the resources in the API.
fResourceCache->abandonAll();
fGpu->disconnect(GrGpu::DisconnectType::kAbandon);
fMappedBufferManager.reset();
}
void GrContext::releaseResourcesAndAbandonContext() {
if (this->abandoned()) {
return;
}
INHERITED::abandonContext();
fMappedBufferManager.reset();
fResourceProvider->abandon();
// Need to cleanup the drawing manager first so all the render targets
// will be released/forgotten before they too are abandoned.
this->drawingManager()->cleanup();
// Release all resources in the backend 3D API.
fResourceCache->releaseAll();
fGpu->disconnect(GrGpu::DisconnectType::kCleanup);
}
void GrContext::resetGLTextureBindings() {
if (this->abandoned() || this->backend() != GrBackendApi::kOpenGL) {
return;
}
fGpu->resetTextureBindings();
}
void GrContext::resetContext(uint32_t state) {
ASSERT_SINGLE_OWNER
fGpu->markContextDirty(state);
}
void GrContext::freeGpuResources() {
ASSERT_SINGLE_OWNER
// TODO: the glyph cache doesn't hold any GpuResources so this call should not be needed here.
// Some slack in the GrTextBlob's implementation requires it though. That could be fixed.
this->getGrStrikeCache()->freeAll();
this->drawingManager()->freeGpuResources();
fResourceCache->purgeAllUnlocked();
}
void GrContext::purgeUnlockedResources(bool scratchResourcesOnly) {
ASSERT_SINGLE_OWNER
if (this->abandoned()) {
return;
}
fResourceCache->purgeUnlockedResources(scratchResourcesOnly);
fResourceCache->purgeAsNeeded();
// The textBlob Cache doesn't actually hold any GPU resource but this is a convenient
// place to purge stale blobs
this->getTextBlobCache()->purgeStaleBlobs();
}
void GrContext::performDeferredCleanup(std::chrono::milliseconds msNotUsed) {
TRACE_EVENT0("skia.gpu", TRACE_FUNC);
ASSERT_SINGLE_OWNER
if (this->abandoned()) {
return;
}
fMappedBufferManager->process();
auto purgeTime = GrStdSteadyClock::now() - msNotUsed;
fResourceCache->purgeAsNeeded();
fResourceCache->purgeResourcesNotUsedSince(purgeTime);
if (auto ccpr = this->drawingManager()->getCoverageCountingPathRenderer()) {
ccpr->purgeCacheEntriesOlderThan(this->proxyProvider(), purgeTime);
}
// The textBlob Cache doesn't actually hold any GPU resource but this is a convenient
// place to purge stale blobs
this->getTextBlobCache()->purgeStaleBlobs();
}
void GrContext::purgeUnlockedResources(size_t bytesToPurge, bool preferScratchResources) {
ASSERT_SINGLE_OWNER
if (this->abandoned()) {
return;
}
fResourceCache->purgeUnlockedResources(bytesToPurge, preferScratchResources);
}
void GrContext::getResourceCacheUsage(int* resourceCount, size_t* resourceBytes) const {
ASSERT_SINGLE_OWNER
if (resourceCount) {
*resourceCount = fResourceCache->getBudgetedResourceCount();
}
if (resourceBytes) {
*resourceBytes = fResourceCache->getBudgetedResourceBytes();
}
}
size_t GrContext::getResourceCachePurgeableBytes() const {
ASSERT_SINGLE_OWNER
return fResourceCache->getPurgeableBytes();
}
size_t GrContext::ComputeImageSize(sk_sp<SkImage> image, GrMipMapped mipMapped, bool useNextPow2) {
if (!image->isTextureBacked()) {
return 0;
}
SkImage_GpuBase* gpuImage = static_cast<SkImage_GpuBase*>(as_IB(image.get()));
GrTextureProxy* proxy = gpuImage->peekProxy();
if (!proxy) {
return 0;
}
const GrCaps& caps = *gpuImage->context()->priv().caps();
int colorSamplesPerPixel = 1;
return GrSurface::ComputeSize(caps, proxy->backendFormat(), image->width(), image->height(),
colorSamplesPerPixel, mipMapped, useNextPow2);
}
////////////////////////////////////////////////////////////////////////////////
int GrContext::maxTextureSize() const { return this->caps()->maxTextureSize(); }
int GrContext::maxRenderTargetSize() const { return this->caps()->maxRenderTargetSize(); }
bool GrContext::colorTypeSupportedAsImage(SkColorType colorType) const {
GrBackendFormat format =
this->caps()->getDefaultBackendFormat(SkColorTypeToGrColorType(colorType),
GrRenderable::kNo);
return format.isValid();
}
int GrContext::maxSurfaceSampleCountForColorType(SkColorType colorType) const {
GrBackendFormat format =
this->caps()->getDefaultBackendFormat(SkColorTypeToGrColorType(colorType),
GrRenderable::kYes);
return this->caps()->maxRenderTargetSampleCount(format);
}
////////////////////////////////////////////////////////////////////////////////
bool GrContext::wait(int numSemaphores, const GrBackendSemaphore waitSemaphores[]) {
if (!fGpu || fGpu->caps()->semaphoreSupport()) {
return false;
}
for (int i = 0; i < numSemaphores; ++i) {
sk_sp<GrSemaphore> sema = fResourceProvider->wrapBackendSemaphore(
waitSemaphores[i], GrResourceProvider::SemaphoreWrapType::kWillWait,
kAdopt_GrWrapOwnership);
fGpu->waitSemaphore(std::move(sema));
}
return true;
}
////////////////////////////////////////////////////////////////////////////////
GrSemaphoresSubmitted GrContext::flush(const GrFlushInfo& info,
const GrPrepareForExternalIORequests& externalRequests) {
ASSERT_SINGLE_OWNER
if (this->abandoned()) {
return GrSemaphoresSubmitted::kNo;
}
return this->drawingManager()->flush(nullptr, 0, SkSurface::BackendSurfaceAccess::kNoAccess,
info, externalRequests);
}
////////////////////////////////////////////////////////////////////////////////
void GrContext::checkAsyncWorkCompletion() {
if (fGpu) {
fGpu->checkFinishProcs();
}
}
////////////////////////////////////////////////////////////////////////////////
void GrContext::storeVkPipelineCacheData() {
if (fGpu) {
fGpu->storeVkPipelineCacheData();
}
}
////////////////////////////////////////////////////////////////////////////////
bool GrContext::supportsDistanceFieldText() const {
return this->caps()->shaderCaps()->supportsDistanceFieldText();
}
//////////////////////////////////////////////////////////////////////////////
void GrContext::getResourceCacheLimits(int* maxResources, size_t* maxResourceBytes) const {
ASSERT_SINGLE_OWNER
if (maxResources) {
*maxResources = -1;
}
if (maxResourceBytes) {
*maxResourceBytes = this->getResourceCacheLimit();
}
}
size_t GrContext::getResourceCacheLimit() const {
ASSERT_SINGLE_OWNER
return fResourceCache->getMaxResourceBytes();
}
void GrContext::setResourceCacheLimits(int unused, size_t maxResourceBytes) {
ASSERT_SINGLE_OWNER
this->setResourceCacheLimit(maxResourceBytes);
}
void GrContext::setResourceCacheLimit(size_t maxResourceBytes) {
ASSERT_SINGLE_OWNER
fResourceCache->setLimit(maxResourceBytes);
}
//////////////////////////////////////////////////////////////////////////////
void GrContext::dumpMemoryStatistics(SkTraceMemoryDump* traceMemoryDump) const {
ASSERT_SINGLE_OWNER
fResourceCache->dumpMemoryStatistics(traceMemoryDump);
traceMemoryDump->dumpNumericValue("skia/gr_text_blob_cache", "size", "bytes",
this->getTextBlobCache()->usedBytes());
}
//////////////////////////////////////////////////////////////////////////////
GrBackendTexture GrContext::createBackendTexture(int width, int height,
const GrBackendFormat& backendFormat,
GrMipMapped mipMapped,
GrRenderable renderable,
GrProtected isProtected) {
TRACE_EVENT0("skia.gpu", TRACE_FUNC);
if (!this->asDirectContext()) {
return GrBackendTexture();
}
if (this->abandoned()) {
return GrBackendTexture();
}
return fGpu->createBackendTexture(width, height, backendFormat,
mipMapped, renderable,
nullptr, 0, nullptr, isProtected);
}
GrBackendTexture GrContext::createBackendTexture(int width, int height,
SkColorType skColorType,
GrMipMapped mipMapped,
GrRenderable renderable,
GrProtected isProtected) {
if (!this->asDirectContext()) {
return GrBackendTexture();
}
if (this->abandoned()) {
return GrBackendTexture();
}
const GrBackendFormat format = this->defaultBackendFormat(skColorType, renderable);
return this->createBackendTexture(width, height, format, mipMapped, renderable, isProtected);
}
GrBackendTexture GrContext::createBackendTexture(const SkSurfaceCharacterization& c) {
if (!this->asDirectContext() || !c.isValid()) {
return GrBackendTexture();
}
if (this->abandoned()) {
return GrBackendTexture();
}
if (c.usesGLFBO0()) {
// If we are making the surface we will never use FBO0.
return GrBackendTexture();
}
if (c.vulkanSecondaryCBCompatible()) {
return {};
}
const GrBackendFormat format = this->defaultBackendFormat(c.colorType(), GrRenderable::kYes);
if (!format.isValid()) {
return GrBackendTexture();
}
GrBackendTexture result = this->createBackendTexture(c.width(), c.height(), format,
GrMipMapped(c.isMipMapped()),
GrRenderable::kYes,
c.isProtected());
SkASSERT(c.isCompatible(result));
return result;
}
GrBackendTexture GrContext::createBackendTexture(const SkSurfaceCharacterization& c,
const SkColor4f& color) {
if (!this->asDirectContext() || !c.isValid()) {
return GrBackendTexture();
}
if (this->abandoned()) {
return GrBackendTexture();
}
if (c.usesGLFBO0()) {
// If we are making the surface we will never use FBO0.
return GrBackendTexture();
}
if (c.vulkanSecondaryCBCompatible()) {
return {};
}
const GrBackendFormat format = this->defaultBackendFormat(c.colorType(), GrRenderable::kYes);
if (!format.isValid()) {
return GrBackendTexture();
}
GrBackendTexture result = this->createBackendTexture(c.width(), c.height(), format, color,
GrMipMapped(c.isMipMapped()),
GrRenderable::kYes,
c.isProtected());
SkASSERT(c.isCompatible(result));
return result;
}
GrBackendTexture GrContext::createBackendTexture(int width, int height,
const GrBackendFormat& backendFormat,
const SkColor4f& color,
GrMipMapped mipMapped,
GrRenderable renderable,
GrProtected isProtected) {
TRACE_EVENT0("skia.gpu", TRACE_FUNC);
if (!this->asDirectContext()) {
return GrBackendTexture();
}
if (this->abandoned()) {
return GrBackendTexture();
}
return fGpu->createBackendTexture(width, height, backendFormat,
mipMapped, renderable,
nullptr, 0, &color, isProtected);
}
GrBackendTexture GrContext::createBackendTexture(int width, int height,
SkColorType skColorType,
const SkColor4f& color,
GrMipMapped mipMapped,
GrRenderable renderable,
GrProtected isProtected) {
if (!this->asDirectContext()) {
return GrBackendTexture();
}
if (this->abandoned()) {
return GrBackendTexture();
}
GrBackendFormat format = this->defaultBackendFormat(skColorType, renderable);
if (!format.isValid()) {
return GrBackendTexture();
}
GrColorType grColorType = SkColorTypeToGrColorType(skColorType);
SkColor4f swizzledColor = this->caps()->getOutputSwizzle(format, grColorType).applyTo(color);
return this->createBackendTexture(width, height, format, swizzledColor, mipMapped, renderable,
isProtected);
}
GrBackendTexture GrContext::createBackendTexture(const SkPixmap srcData[], int numLevels,
GrRenderable renderable, GrProtected isProtected) {
TRACE_EVENT0("skia.gpu", TRACE_FUNC);
if (!this->asDirectContext()) {
return {};
}
if (this->abandoned()) {
return {};
}
if (!srcData || !numLevels) {
return {};
}
int baseWidth = srcData[0].width();
int baseHeight = srcData[0].height();
SkColorType colorType = srcData[0].colorType();
GrBackendFormat backendFormat = this->defaultBackendFormat(colorType, renderable);
return fGpu->createBackendTexture(baseWidth, baseHeight, backendFormat,
numLevels > 1 ? GrMipMapped::kYes : GrMipMapped::kNo,
renderable, srcData, numLevels, nullptr, isProtected);
}
void GrContext::deleteBackendTexture(GrBackendTexture backendTex) {
TRACE_EVENT0("skia.gpu", TRACE_FUNC);
if (this->abandoned() || !backendTex.isValid()) {
return;
}
fGpu->deleteBackendTexture(backendTex);
}
bool GrContext::precompileShader(const SkData& key, const SkData& data) {
return fGpu->precompileShader(key, data);
}
#ifdef SK_ENABLE_DUMP_GPU
#include "src/utils/SkJSONWriter.h"
SkString GrContext::dump() const {
SkDynamicMemoryWStream stream;
SkJSONWriter writer(&stream, SkJSONWriter::Mode::kPretty);
writer.beginObject();
writer.appendString("backend", GrBackendApiToStr(this->backend()));
writer.appendName("caps");
this->caps()->dumpJSON(&writer);
writer.appendName("gpu");
this->fGpu->dumpJSON(&writer);
// Flush JSON to the memory stream
writer.endObject();
writer.flush();
// Null terminate the JSON data in the memory stream
stream.write8(0);
// Allocate a string big enough to hold all the data, then copy out of the stream
SkString result(stream.bytesWritten());
stream.copyToAndReset(result.writable_str());
return result;
}
#endif