| /* |
| * Copyright 2016 Google Inc. |
| * |
| * Use of this source code is governed by a BSD-style license that can be |
| * found in the LICENSE file. |
| */ |
| |
| #include "src/gpu/GrSurfaceProxy.h" |
| #include "src/gpu/GrSurfaceProxyPriv.h" |
| |
| #include "include/gpu/GrRecordingContext.h" |
| #include "src/core/SkMathPriv.h" |
| #include "src/gpu/GrAttachment.h" |
| #include "src/gpu/GrCaps.h" |
| #include "src/gpu/GrGpuResourcePriv.h" |
| #include "src/gpu/GrImageInfo.h" |
| #include "src/gpu/GrRecordingContextPriv.h" |
| #include "src/gpu/GrResourceProvider.h" |
| #include "src/gpu/GrSurface.h" |
| #include "src/gpu/GrTexture.h" |
| #include "src/gpu/GrTextureRenderTargetProxy.h" |
| #include "src/gpu/SurfaceFillContext.h" |
| |
| #ifdef SK_DEBUG |
| #include "include/gpu/GrDirectContext.h" |
| #include "src/gpu/GrDirectContextPriv.h" |
| #include "src/gpu/GrRenderTarget.h" |
| |
| static bool is_valid_lazy(const SkISize& dimensions, SkBackingFit fit) { |
| // A "fully" lazy proxy's width and height are not known until instantiation time. |
| // So fully lazy proxies are created with width and height < 0. Regular lazy proxies must be |
| // created with positive widths and heights. The width and height are set to 0 only after a |
| // failed instantiation. The former must be "approximate" fit while the latter can be either. |
| return ((dimensions.fWidth < 0 && dimensions.fHeight < 0 && SkBackingFit::kApprox == fit) || |
| (dimensions.fWidth > 0 && dimensions.fHeight > 0)); |
| } |
| |
| static bool is_valid_non_lazy(SkISize dimensions) { |
| return dimensions.fWidth > 0 && dimensions.fHeight > 0; |
| } |
| #endif |
| |
| // Deferred version |
| GrSurfaceProxy::GrSurfaceProxy(const GrBackendFormat& format, |
| SkISize dimensions, |
| SkBackingFit fit, |
| SkBudgeted budgeted, |
| GrProtected isProtected, |
| GrInternalSurfaceFlags surfaceFlags, |
| UseAllocator useAllocator) |
| : fSurfaceFlags(surfaceFlags) |
| , fFormat(format) |
| , fDimensions(dimensions) |
| , fFit(fit) |
| , fBudgeted(budgeted) |
| , fUseAllocator(useAllocator) |
| , fIsProtected(isProtected) { |
| SkASSERT(fFormat.isValid()); |
| SkASSERT(is_valid_non_lazy(dimensions)); |
| } |
| |
| // Lazy-callback version |
| GrSurfaceProxy::GrSurfaceProxy(LazyInstantiateCallback&& callback, |
| const GrBackendFormat& format, |
| SkISize dimensions, |
| SkBackingFit fit, |
| SkBudgeted budgeted, |
| GrProtected isProtected, |
| GrInternalSurfaceFlags surfaceFlags, |
| UseAllocator useAllocator) |
| : fSurfaceFlags(surfaceFlags) |
| , fFormat(format) |
| , fDimensions(dimensions) |
| , fFit(fit) |
| , fBudgeted(budgeted) |
| , fUseAllocator(useAllocator) |
| , fLazyInstantiateCallback(std::move(callback)) |
| , fIsProtected(isProtected) { |
| SkASSERT(fFormat.isValid()); |
| SkASSERT(fLazyInstantiateCallback); |
| SkASSERT(is_valid_lazy(dimensions, fit)); |
| } |
| |
| // Wrapped version |
| GrSurfaceProxy::GrSurfaceProxy(sk_sp<GrSurface> surface, |
| SkBackingFit fit, |
| UseAllocator useAllocator) |
| : fTarget(std::move(surface)) |
| , fSurfaceFlags(fTarget->flags()) |
| , fFormat(fTarget->backendFormat()) |
| , fDimensions(fTarget->dimensions()) |
| , fFit(fit) |
| , fBudgeted(fTarget->resourcePriv().budgetedType() == GrBudgetedType::kBudgeted |
| ? SkBudgeted::kYes |
| : SkBudgeted::kNo) |
| , fUseAllocator(useAllocator) |
| , fUniqueID(fTarget->uniqueID()) // Note: converting from unique resource ID to a proxy ID! |
| , fIsProtected(fTarget->isProtected() ? GrProtected::kYes : GrProtected::kNo) { |
| SkASSERT(fFormat.isValid()); |
| } |
| |
| GrSurfaceProxy::~GrSurfaceProxy() { |
| } |
| |
| sk_sp<GrSurface> GrSurfaceProxy::createSurfaceImpl(GrResourceProvider* resourceProvider, |
| int sampleCnt, |
| GrRenderable renderable, |
| GrMipmapped mipMapped) const { |
| SkASSERT(mipMapped == GrMipmapped::kNo || fFit == SkBackingFit::kExact); |
| SkASSERT(!this->isLazy()); |
| SkASSERT(!fTarget); |
| |
| sk_sp<GrSurface> surface; |
| if (SkBackingFit::kApprox == fFit) { |
| surface = resourceProvider->createApproxTexture(fDimensions, |
| fFormat, |
| fFormat.textureType(), |
| renderable, |
| sampleCnt, |
| fIsProtected); |
| } else { |
| surface = resourceProvider->createTexture(fDimensions, |
| fFormat, |
| fFormat.textureType(), |
| renderable, |
| sampleCnt, |
| mipMapped, |
| fBudgeted, |
| fIsProtected); |
| } |
| if (!surface) { |
| return nullptr; |
| } |
| |
| return surface; |
| } |
| |
| bool GrSurfaceProxy::canSkipResourceAllocator() const { |
| if (fUseAllocator == UseAllocator::kNo) { |
| // Usually an atlas or onFlush proxy |
| return true; |
| } |
| |
| auto peek = this->peekSurface(); |
| if (!peek) { |
| return false; |
| } |
| // If this resource is already allocated and not recyclable then the resource allocator does |
| // not need to do anything with it. |
| return !peek->resourcePriv().getScratchKey().isValid(); |
| } |
| |
| void GrSurfaceProxy::assign(sk_sp<GrSurface> surface) { |
| SkASSERT(!fTarget && surface); |
| |
| SkDEBUGCODE(this->validateSurface(surface.get());) |
| |
| fTarget = std::move(surface); |
| |
| #ifdef SK_DEBUG |
| if (this->asRenderTargetProxy()) { |
| SkASSERT(fTarget->asRenderTarget()); |
| } |
| |
| // In order to give DDL users some flexibility in the destination of there DDLs, |
| // a DDL's target proxy can be more conservative (and thus require less memory) |
| // than the actual GrSurface used to fulfill it. |
| if (!this->isDDLTarget() && kInvalidGpuMemorySize != this->getRawGpuMemorySize_debugOnly()) { |
| // TODO(11373): Can this check be exact? |
| SkASSERT(fTarget->gpuMemorySize() <= this->getRawGpuMemorySize_debugOnly()); |
| } |
| #endif |
| } |
| |
| bool GrSurfaceProxy::instantiateImpl(GrResourceProvider* resourceProvider, int sampleCnt, |
| GrRenderable renderable, GrMipmapped mipMapped, |
| const skgpu::UniqueKey* uniqueKey) { |
| SkASSERT(!this->isLazy()); |
| if (fTarget) { |
| if (uniqueKey && uniqueKey->isValid()) { |
| SkASSERT(fTarget->getUniqueKey().isValid() && fTarget->getUniqueKey() == *uniqueKey); |
| } |
| return true; |
| } |
| |
| sk_sp<GrSurface> surface = this->createSurfaceImpl(resourceProvider, sampleCnt, renderable, |
| mipMapped); |
| if (!surface) { |
| return false; |
| } |
| |
| // If there was an invalidation message pending for this key, we might have just processed it, |
| // causing the key (stored on this proxy) to become invalid. |
| if (uniqueKey && uniqueKey->isValid()) { |
| resourceProvider->assignUniqueKeyToResource(*uniqueKey, surface.get()); |
| } |
| |
| this->assign(std::move(surface)); |
| |
| return true; |
| } |
| |
| void GrSurfaceProxy::deinstantiate() { |
| SkASSERT(this->isInstantiated()); |
| fTarget = nullptr; |
| } |
| |
| void GrSurfaceProxy::computeScratchKey(const GrCaps& caps, skgpu::ScratchKey* key) const { |
| SkASSERT(!this->isFullyLazy()); |
| GrRenderable renderable = GrRenderable::kNo; |
| int sampleCount = 1; |
| if (const auto* rtp = this->asRenderTargetProxy()) { |
| renderable = GrRenderable::kYes; |
| sampleCount = rtp->numSamples(); |
| } |
| |
| const GrTextureProxy* tp = this->asTextureProxy(); |
| GrMipmapped mipMapped = GrMipmapped::kNo; |
| if (tp) { |
| mipMapped = tp->mipmapped(); |
| } |
| |
| GrTexture::ComputeScratchKey(caps, this->backendFormat(), this->backingStoreDimensions(), |
| renderable, sampleCount, mipMapped, fIsProtected, key); |
| } |
| |
| SkISize GrSurfaceProxy::backingStoreDimensions() const { |
| SkASSERT(!this->isFullyLazy()); |
| if (fTarget) { |
| return fTarget->dimensions(); |
| } |
| |
| if (SkBackingFit::kExact == fFit) { |
| return fDimensions; |
| } |
| return GrResourceProvider::MakeApprox(fDimensions); |
| } |
| |
| bool GrSurfaceProxy::isFunctionallyExact() const { |
| SkASSERT(!this->isFullyLazy()); |
| return fFit == SkBackingFit::kExact || |
| fDimensions == GrResourceProvider::MakeApprox(fDimensions); |
| } |
| |
| bool GrSurfaceProxy::isFormatCompressed(const GrCaps* caps) const { |
| return caps->isFormatCompressed(this->backendFormat()); |
| } |
| |
| #ifdef SK_DEBUG |
| void GrSurfaceProxy::validate(GrContext_Base* context) const { |
| if (fTarget) { |
| SkASSERT(fTarget->getContext()->priv().matches(context)); |
| } |
| } |
| #endif |
| |
| sk_sp<GrSurfaceProxy> GrSurfaceProxy::Copy(GrRecordingContext* rContext, |
| sk_sp<GrSurfaceProxy> src, |
| GrSurfaceOrigin origin, |
| GrMipmapped mipMapped, |
| SkIRect srcRect, |
| SkBackingFit fit, |
| SkBudgeted budgeted, |
| RectsMustMatch rectsMustMatch, |
| sk_sp<GrRenderTask>* outTask) { |
| SkASSERT(!src->isFullyLazy()); |
| int width; |
| int height; |
| |
| SkIPoint dstPoint; |
| if (rectsMustMatch == RectsMustMatch::kYes) { |
| width = src->width(); |
| height = src->height(); |
| dstPoint = {srcRect.fLeft, srcRect.fTop}; |
| } else { |
| width = srcRect.width(); |
| height = srcRect.height(); |
| dstPoint = {0, 0}; |
| } |
| |
| if (!srcRect.intersect(SkIRect::MakeSize(src->dimensions()))) { |
| return {}; |
| } |
| auto format = src->backendFormat().makeTexture2D(); |
| SkASSERT(format.isValid()); |
| |
| if (src->backendFormat().textureType() != GrTextureType::kExternal) { |
| GrImageInfo info(GrColorType::kUnknown, kUnknown_SkAlphaType, nullptr, {width, height}); |
| auto dstContext = rContext->priv().makeSC(info, |
| format, |
| fit, |
| origin, |
| GrRenderable::kNo, |
| 1, |
| mipMapped, |
| src->isProtected(), |
| budgeted); |
| sk_sp<GrRenderTask> copyTask; |
| if (dstContext && (copyTask = dstContext->copy(src, srcRect, dstPoint))) { |
| if (outTask) { |
| *outTask = std::move(copyTask); |
| } |
| return dstContext->asSurfaceProxyRef(); |
| } |
| } |
| if (src->asTextureProxy()) { |
| auto dstContext = rContext->priv().makeSFC(kUnknown_SkAlphaType, |
| nullptr, |
| {width, height}, |
| fit, |
| format, |
| 1, |
| mipMapped, |
| src->isProtected(), |
| skgpu::Swizzle::RGBA(), |
| skgpu::Swizzle::RGBA(), |
| origin, |
| budgeted); |
| GrSurfaceProxyView view(std::move(src), origin, skgpu::Swizzle::RGBA()); |
| if (dstContext && dstContext->blitTexture(std::move(view), srcRect, dstPoint)) { |
| if (outTask) { |
| *outTask = dstContext->refRenderTask(); |
| } |
| return dstContext->asSurfaceProxyRef(); |
| } |
| } |
| // Can't use backend copies or draws. |
| return nullptr; |
| } |
| |
| sk_sp<GrSurfaceProxy> GrSurfaceProxy::Copy(GrRecordingContext* context, |
| sk_sp<GrSurfaceProxy> src, |
| GrSurfaceOrigin origin, |
| GrMipmapped mipMapped, |
| SkBackingFit fit, |
| SkBudgeted budgeted, |
| sk_sp<GrRenderTask>* outTask) { |
| SkASSERT(!src->isFullyLazy()); |
| auto rect = SkIRect::MakeSize(src->dimensions()); |
| return Copy(context, |
| std::move(src), |
| origin, |
| mipMapped, |
| rect, |
| fit, |
| budgeted, |
| RectsMustMatch::kNo, |
| outTask); |
| } |
| |
| #if GR_TEST_UTILS |
| int32_t GrSurfaceProxy::testingOnly_getBackingRefCnt() const { |
| if (fTarget) { |
| return fTarget->testingOnly_getRefCnt(); |
| } |
| |
| return -1; // no backing GrSurface |
| } |
| |
| GrInternalSurfaceFlags GrSurfaceProxy::testingOnly_getFlags() const { |
| return fSurfaceFlags; |
| } |
| |
| SkString GrSurfaceProxy::dump() const { |
| SkString tmp; |
| |
| tmp.appendf("proxyID: %d - surfaceID: %d", |
| this->uniqueID().asUInt(), |
| this->peekSurface() ? this->peekSurface()->uniqueID().asUInt() |
| : -1); |
| return tmp; |
| } |
| |
| #endif |
| |
| void GrSurfaceProxyPriv::exactify(bool allocatedCaseOnly) { |
| SkASSERT(!fProxy->isFullyLazy()); |
| if (this->isExact()) { |
| return; |
| } |
| |
| SkASSERT(SkBackingFit::kApprox == fProxy->fFit); |
| |
| if (fProxy->fTarget) { |
| // The kApprox but already instantiated case. Setting the proxy's width & height to |
| // the instantiated width & height could have side-effects going forward, since we're |
| // obliterating the area of interest information. This call (exactify) only used |
| // when converting an SkSpecialImage to an SkImage so the proxy shouldn't be |
| // used for additional draws. |
| fProxy->fDimensions = fProxy->fTarget->dimensions(); |
| return; |
| } |
| |
| #ifndef SK_CRIPPLE_TEXTURE_REUSE |
| // In the post-implicit-allocation world we can't convert this proxy to be exact fit |
| // at this point. With explicit allocation switching this to exact will result in a |
| // different allocation at flush time. With implicit allocation, allocation would occur |
| // at draw time (rather than flush time) so this pathway was encountered less often (if |
| // at all). |
| if (allocatedCaseOnly) { |
| return; |
| } |
| #endif |
| |
| // The kApprox uninstantiated case. Making this proxy be exact should be okay. |
| // It could mess things up if prior decisions were based on the approximate size. |
| fProxy->fFit = SkBackingFit::kExact; |
| // If fGpuMemorySize is used when caching specialImages for the image filter DAG. If it has |
| // already been computed we want to leave it alone so that amount will be removed when |
| // the special image goes away. If it hasn't been computed yet it might as well compute the |
| // exact amount. |
| } |
| |
| bool GrSurfaceProxyPriv::doLazyInstantiation(GrResourceProvider* resourceProvider) { |
| SkASSERT(fProxy->isLazy()); |
| |
| sk_sp<GrSurface> surface; |
| if (const auto& uniqueKey = fProxy->getUniqueKey(); uniqueKey.isValid()) { |
| // First try to reattach to a cached version if the proxy is uniquely keyed |
| surface = resourceProvider->findByUniqueKey<GrSurface>(uniqueKey); |
| } |
| |
| bool syncKey = true; |
| bool releaseCallback = false; |
| if (!surface) { |
| auto result = fProxy->fLazyInstantiateCallback(resourceProvider, fProxy->callbackDesc()); |
| surface = std::move(result.fSurface); |
| syncKey = result.fKeyMode == GrSurfaceProxy::LazyInstantiationKeyMode::kSynced; |
| releaseCallback = surface && result.fReleaseCallback; |
| } |
| if (!surface) { |
| fProxy->fDimensions.setEmpty(); |
| return false; |
| } |
| |
| if (fProxy->isFullyLazy()) { |
| // This was a fully lazy proxy. We need to fill in the width & height. For partially |
| // lazy proxies we must preserve the original width & height since that indicates |
| // the content area. |
| fProxy->fDimensions = surface->dimensions(); |
| } |
| |
| SkASSERT(fProxy->width() <= surface->width()); |
| SkASSERT(fProxy->height() <= surface->height()); |
| |
| if (GrTextureProxy* texProxy = fProxy->asTextureProxy()) { |
| texProxy->setTargetKeySync(syncKey); |
| if (syncKey) { |
| const skgpu::UniqueKey& key = texProxy->getUniqueKey(); |
| if (key.isValid()) { |
| if (!surface->asTexture()->getUniqueKey().isValid()) { |
| // If 'surface' is newly created, attach the unique key |
| resourceProvider->assignUniqueKeyToResource(key, surface.get()); |
| } else { |
| // otherwise we had better have reattached to a cached version |
| SkASSERT(surface->asTexture()->getUniqueKey() == key); |
| } |
| } else { |
| SkASSERT(!surface->getUniqueKey().isValid()); |
| } |
| } |
| } |
| |
| this->assign(std::move(surface)); |
| if (releaseCallback) { |
| fProxy->fLazyInstantiateCallback = nullptr; |
| } |
| |
| return true; |
| } |
| |
| #ifdef SK_DEBUG |
| void GrSurfaceProxy::validateSurface(const GrSurface* surface) { |
| SkASSERTF(surface->backendFormat() == fFormat, "%s != %s", |
| surface->backendFormat().toStr().c_str(), fFormat.toStr().c_str()); |
| |
| this->onValidateSurface(surface); |
| } |
| #endif |
