| /* |
| * Copyright 2018 Google Inc. |
| * |
| * Use of this source code is governed by a BSD-style license that can be |
| * found in the LICENSE file. |
| */ |
| |
| #include "GrProxyProvider.h" |
| |
| #include "GrCaps.h" |
| #include "GrRenderTarget.h" |
| #include "GrResourceKey.h" |
| #include "GrResourceProvider.h" |
| #include "GrSurfaceProxy.h" |
| #include "GrSurfaceProxyPriv.h" |
| #include "GrTexture.h" |
| #include "GrTextureProxyCacheAccess.h" |
| #include "GrTextureRenderTargetProxy.h" |
| #include "../private/GrSingleOwner.h" |
| #include "SkGr.h" |
| #include "SkImage.h" |
| #include "SkImage_Base.h" |
| #include "SkMipMap.h" |
| |
| #define ASSERT_SINGLE_OWNER \ |
| SkDEBUGCODE(GrSingleOwner::AutoEnforce debug_SingleOwner(fSingleOwner);) |
| |
| GrProxyProvider::GrProxyProvider(GrResourceProvider* resourceProvider, |
| GrResourceCache* resourceCache, |
| sk_sp<const GrCaps> caps, |
| GrSingleOwner* owner) |
| : fResourceProvider(resourceProvider) |
| , fResourceCache(resourceCache) |
| , fAbandoned(false) |
| , fCaps(caps) |
| #ifdef SK_DEBUG |
| , fSingleOwner(owner) |
| #endif |
| { |
| |
| } |
| |
| GrProxyProvider::~GrProxyProvider() { |
| SkASSERT(!fUniquelyKeyedProxies.count()); |
| } |
| |
| bool GrProxyProvider::assignUniqueKeyToProxy(const GrUniqueKey& key, GrTextureProxy* proxy) { |
| ASSERT_SINGLE_OWNER |
| SkASSERT(key.isValid()); |
| if (this->isAbandoned() || !proxy) { |
| return false; |
| } |
| |
| // If there is already a GrResource with this key then the caller has violated the normal |
| // usage pattern of uniquely keyed resources (e.g., they have created one w/o first seeing |
| // if it already existed in the cache). |
| SkASSERT(!fResourceCache || !fResourceCache->findAndRefUniqueResource(key)); |
| |
| // Uncached resources can never have a unique key, unless they're wrapped resources. Wrapped |
| // resources are a special case: the unique keys give us a weak ref so that we can reuse the |
| // same resource (rather than re-wrapping). When a wrapped resource is no longer referenced, |
| // it will always be released - it is never converted to a scratch resource. |
| if (SkBudgeted::kNo == proxy->isBudgeted() && |
| (!proxy->priv().isInstantiated() || |
| !proxy->priv().peekSurface()->resourcePriv().refsWrappedObjects())) { |
| return false; |
| } |
| |
| SkASSERT(!fUniquelyKeyedProxies.find(key)); // multiple proxies can't get the same key |
| |
| proxy->cacheAccess().setUniqueKey(this, key); |
| SkASSERT(proxy->getUniqueKey() == key); |
| fUniquelyKeyedProxies.add(proxy); |
| return true; |
| } |
| |
| void GrProxyProvider::adoptUniqueKeyFromSurface(GrTextureProxy* proxy, const GrSurface* surf) { |
| SkASSERT(surf->getUniqueKey().isValid()); |
| proxy->cacheAccess().setUniqueKey(this, surf->getUniqueKey()); |
| SkASSERT(proxy->getUniqueKey() == surf->getUniqueKey()); |
| // multiple proxies can't get the same key |
| SkASSERT(!fUniquelyKeyedProxies.find(surf->getUniqueKey())); |
| fUniquelyKeyedProxies.add(proxy); |
| } |
| |
| void GrProxyProvider::removeUniqueKeyFromProxy(const GrUniqueKey& key, GrTextureProxy* proxy) { |
| ASSERT_SINGLE_OWNER |
| if (this->isAbandoned() || !proxy) { |
| return; |
| } |
| this->processInvalidProxyUniqueKey(key, proxy, true); |
| } |
| |
| sk_sp<GrTextureProxy> GrProxyProvider::findProxyByUniqueKey(const GrUniqueKey& key, |
| GrSurfaceOrigin origin) { |
| ASSERT_SINGLE_OWNER |
| |
| if (this->isAbandoned()) { |
| return nullptr; |
| } |
| |
| sk_sp<GrTextureProxy> result = sk_ref_sp(fUniquelyKeyedProxies.find(key)); |
| if (result) { |
| SkASSERT(result->origin() == origin); |
| } |
| return result; |
| } |
| |
| sk_sp<GrTextureProxy> GrProxyProvider::createWrapped(sk_sp<GrTexture> tex, GrSurfaceOrigin origin) { |
| #ifdef SK_DEBUG |
| if (tex->getUniqueKey().isValid()) { |
| SkASSERT(!this->findProxyByUniqueKey(tex->getUniqueKey(), origin)); |
| } |
| #endif |
| |
| if (tex->asRenderTarget()) { |
| return sk_sp<GrTextureProxy>(new GrTextureRenderTargetProxy(std::move(tex), origin)); |
| } else { |
| return sk_sp<GrTextureProxy>(new GrTextureProxy(std::move(tex), origin)); |
| } |
| } |
| |
| sk_sp<GrTextureProxy> GrProxyProvider::findOrCreateProxyByUniqueKey(const GrUniqueKey& key, |
| GrSurfaceOrigin origin) { |
| ASSERT_SINGLE_OWNER |
| |
| if (this->isAbandoned()) { |
| return nullptr; |
| } |
| |
| sk_sp<GrTextureProxy> result = this->findProxyByUniqueKey(key, origin); |
| if (result) { |
| return result; |
| } |
| |
| if (!fResourceCache) { |
| return nullptr; |
| } |
| |
| GrGpuResource* resource = fResourceCache->findAndRefUniqueResource(key); |
| if (!resource) { |
| return nullptr; |
| } |
| |
| sk_sp<GrTexture> texture(static_cast<GrSurface*>(resource)->asTexture()); |
| SkASSERT(texture); |
| |
| result = this->createWrapped(std::move(texture), origin); |
| SkASSERT(result->getUniqueKey() == key); |
| // createWrapped should've added this for us |
| SkASSERT(fUniquelyKeyedProxies.find(key)); |
| return result; |
| } |
| |
| sk_sp<GrTextureProxy> GrProxyProvider::createInstantiatedProxy(const GrSurfaceDesc& desc, |
| SkBackingFit fit, |
| SkBudgeted budgeted, |
| uint32_t flags) { |
| sk_sp<GrTexture> tex; |
| |
| if (SkBackingFit::kApprox == fit) { |
| tex = fResourceProvider->createApproxTexture(desc, flags); |
| } else { |
| tex = fResourceProvider->createTexture(desc, budgeted, flags); |
| } |
| if (!tex) { |
| return nullptr; |
| } |
| |
| return this->createWrapped(std::move(tex), desc.fOrigin); |
| } |
| |
| sk_sp<GrTextureProxy> GrProxyProvider::createTextureProxy(const GrSurfaceDesc& desc, |
| SkBudgeted budgeted, |
| const void* srcData, size_t rowBytes) { |
| ASSERT_SINGLE_OWNER |
| |
| if (this->isAbandoned()) { |
| return nullptr; |
| } |
| |
| if (srcData) { |
| GrMipLevel mipLevel = { srcData, rowBytes }; |
| |
| sk_sp<GrTexture> tex = fResourceProvider->createTexture(desc, budgeted, mipLevel); |
| if (!tex) { |
| return nullptr; |
| } |
| |
| return this->createWrapped(std::move(tex), desc.fOrigin); |
| } |
| |
| return this->createProxy(desc, SkBackingFit::kExact, budgeted); |
| } |
| |
| sk_sp<GrTextureProxy> GrProxyProvider::createTextureProxy(sk_sp<SkImage> srcImage, |
| GrSurfaceFlags flags, |
| GrSurfaceOrigin origin, |
| int sampleCnt, |
| SkBudgeted budgeted) { |
| ASSERT_SINGLE_OWNER |
| SkASSERT(srcImage); |
| |
| if (this->isAbandoned()) { |
| return nullptr; |
| } |
| |
| GrSurfaceDesc desc; |
| desc.fWidth = srcImage->width(); |
| desc.fHeight = srcImage->height(); |
| desc.fFlags = flags; |
| desc.fOrigin = origin; |
| desc.fSampleCnt = sampleCnt; |
| desc.fConfig = SkImageInfo2GrPixelConfig(as_IB(srcImage)->onImageInfo(), *this->caps()); |
| |
| sk_sp<GrTextureProxy> proxy = this->createLazyProxy( |
| [desc, budgeted, srcImage] |
| (GrResourceProvider* resourceProvider, GrSurfaceOrigin* /*outOrigin*/) { |
| if (!resourceProvider) { |
| // Nothing to clean up here. Once the proxy (and thus lambda) is deleted the ref |
| // on srcImage will be released. |
| return sk_sp<GrTexture>(); |
| } |
| SkPixmap pixMap; |
| SkAssertResult(srcImage->peekPixels(&pixMap)); |
| GrMipLevel mipLevel = { pixMap.addr(), pixMap.rowBytes() }; |
| |
| return resourceProvider->createTexture(desc, budgeted, mipLevel); |
| }, desc, GrMipMapped::kNo, SkBackingFit::kExact, budgeted); |
| |
| if (fResourceProvider) { |
| // In order to reuse code we always create a lazy proxy. When we aren't in DDL mode however |
| // we're better off instantiating the proxy immediately here. |
| if (!proxy->priv().doLazyInstantiation(fResourceProvider)) { |
| return nullptr; |
| } |
| } |
| return proxy; |
| } |
| |
| sk_sp<GrTextureProxy> GrProxyProvider::createMipMapProxy( |
| const GrSurfaceDesc& desc, SkBudgeted budgeted, |
| const GrMipLevel texels[], int mipLevelCount, |
| SkDestinationSurfaceColorMode mipColorMode) { |
| ASSERT_SINGLE_OWNER |
| |
| if (this->isAbandoned()) { |
| return nullptr; |
| } |
| |
| if (!mipLevelCount) { |
| if (texels) { |
| return nullptr; |
| } |
| return this->createProxy(desc, SkBackingFit::kExact, budgeted); |
| } |
| if (!texels) { |
| return nullptr; |
| } |
| |
| if (1 == mipLevelCount) { |
| return this->createTextureProxy(desc, budgeted, texels[0].fPixels, texels[0].fRowBytes); |
| } |
| |
| #ifdef SK_DEBUG |
| // There are only three states we want to be in when uploading data to a mipped surface. |
| // 1) We have data to upload to all layers |
| // 2) We are not uploading data to any layers |
| // 3) We are only uploading data to the base layer |
| // We check here to make sure we do not have any other state. |
| bool firstLevelHasData = SkToBool(texels[0].fPixels); |
| bool allOtherLevelsHaveData = true, allOtherLevelsLackData = true; |
| for (int i = 1; i < mipLevelCount; ++i) { |
| if (texels[i].fPixels) { |
| allOtherLevelsLackData = false; |
| } else { |
| allOtherLevelsHaveData = false; |
| } |
| } |
| SkASSERT((firstLevelHasData && allOtherLevelsHaveData) || allOtherLevelsLackData); |
| #endif |
| |
| sk_sp<GrTexture> tex(fResourceProvider->createTexture(desc, budgeted, |
| texels, mipLevelCount, |
| mipColorMode)); |
| if (!tex) { |
| return nullptr; |
| } |
| |
| return this->createWrapped(std::move(tex), desc.fOrigin); |
| } |
| |
| sk_sp<GrTextureProxy> GrProxyProvider::createMipMapProxy(const GrSurfaceDesc& desc, |
| SkBudgeted budgeted) { |
| // SkMipMap doesn't include the base level in the level count so we have to add 1 |
| int mipCount = SkMipMap::ComputeLevelCount(desc.fWidth, desc.fHeight) + 1; |
| |
| std::unique_ptr<GrMipLevel[]> texels(new GrMipLevel[mipCount]); |
| |
| // We don't want to upload any texel data |
| for (int i = 0; i < mipCount; i++) { |
| texels[i].fPixels = nullptr; |
| texels[i].fRowBytes = 0; |
| } |
| |
| return this->createMipMapProxy(desc, budgeted, texels.get(), mipCount, |
| SkDestinationSurfaceColorMode::kLegacy); |
| } |
| |
| sk_sp<GrTextureProxy> GrProxyProvider::createProxy(const GrSurfaceDesc& desc, |
| SkBackingFit fit, |
| SkBudgeted budgeted, |
| uint32_t flags) { |
| SkASSERT(0 == flags || GrResourceProvider::kNoPendingIO_Flag == flags); |
| |
| const GrCaps* caps = this->caps(); |
| |
| // TODO: move this logic into GrResourceProvider! |
| // TODO: share this testing code with check_texture_creation_params |
| if (!caps->isConfigTexturable(desc.fConfig)) { |
| return nullptr; |
| } |
| |
| bool willBeRT = SkToBool(desc.fFlags & kRenderTarget_GrSurfaceFlag); |
| if (willBeRT && !caps->isConfigRenderable(desc.fConfig, desc.fSampleCnt > 1)) { |
| return nullptr; |
| } |
| |
| // We currently do not support multisampled textures |
| if (!willBeRT && desc.fSampleCnt > 1) { |
| return nullptr; |
| } |
| |
| if (willBeRT && !caps->getSampleCount(desc.fSampleCnt, desc.fConfig)) { |
| return nullptr; |
| } |
| |
| int maxSize; |
| if (willBeRT) { |
| maxSize = caps->maxRenderTargetSize(); |
| } else { |
| maxSize = caps->maxTextureSize(); |
| } |
| |
| if (desc.fWidth > maxSize || desc.fHeight > maxSize || desc.fWidth <= 0 || desc.fHeight <= 0) { |
| return nullptr; |
| } |
| |
| GrSurfaceDesc copyDesc = desc; |
| copyDesc.fSampleCnt = caps->getSampleCount(desc.fSampleCnt, desc.fConfig); |
| |
| #ifdef SK_DISABLE_DEFERRED_PROXIES |
| // Temporarily force instantiation for crbug.com/769760 and crbug.com/769898 |
| sk_sp<GrTexture> tex; |
| |
| if (SkBackingFit::kApprox == fit) { |
| tex = resourceProvider->createApproxTexture(copyDesc, flags); |
| } else { |
| tex = resourceProvider->createTexture(copyDesc, budgeted, flags); |
| } |
| |
| if (!tex) { |
| return nullptr; |
| } |
| |
| return GrSurfaceProxy::MakeWrapped(std::move(tex), copyDesc.fOrigin); |
| #else |
| if (willBeRT) { |
| // We know anything we instantiate later from this deferred path will be |
| // both texturable and renderable |
| return sk_sp<GrTextureProxy>(new GrTextureRenderTargetProxy(*caps, copyDesc, fit, |
| budgeted, flags)); |
| } |
| |
| return sk_sp<GrTextureProxy>(new GrTextureProxy(copyDesc, fit, budgeted, nullptr, 0, flags)); |
| #endif |
| } |
| |
| sk_sp<GrTextureProxy> GrProxyProvider::createWrappedTextureProxy( |
| const GrBackendTexture& backendTex, |
| GrSurfaceOrigin origin, |
| GrWrapOwnership ownership, |
| ReleaseProc releaseProc, |
| ReleaseContext releaseCtx) { |
| if (this->isAbandoned()) { |
| return nullptr; |
| } |
| |
| GrSurfaceDesc desc; |
| desc.fOrigin = origin; |
| desc.fWidth = backendTex.width(); |
| desc.fHeight = backendTex.height(); |
| desc.fConfig = backendTex.config(); |
| GrMipMapped mipMapped = backendTex.hasMipMaps() ? GrMipMapped::kYes : GrMipMapped::kNo; |
| |
| sk_sp<GrReleaseProcHelper> releaseHelper; |
| if (releaseProc) { |
| releaseHelper.reset(new GrReleaseProcHelper(releaseProc, releaseCtx)); |
| } |
| |
| sk_sp<GrTextureProxy> proxy = this->createLazyProxy( |
| [backendTex, ownership, releaseHelper] |
| (GrResourceProvider* resourceProvider, GrSurfaceOrigin* /*outOrigin*/) { |
| if (!resourceProvider) { |
| // If this had a releaseHelper it will get unrefed when we delete this lambda |
| // and will call the release proc so that the client knows they can free the |
| // underlying backend object. |
| return sk_sp<GrTexture>(); |
| } |
| |
| sk_sp<GrTexture> tex = resourceProvider->wrapBackendTexture(backendTex, |
| ownership); |
| if (!tex) { |
| return sk_sp<GrTexture>(); |
| } |
| if (releaseHelper) { |
| // This gives the texture a ref on the releaseHelper |
| tex->setRelease(releaseHelper); |
| } |
| SkASSERT(!tex->asRenderTarget()); // Strictly a GrTexture |
| // Make sure we match how we created the proxy with SkBudgeted::kNo |
| SkASSERT(SkBudgeted::kNo == tex->resourcePriv().isBudgeted()); |
| |
| return tex; |
| }, desc, mipMapped, SkBackingFit::kExact, SkBudgeted::kNo); |
| |
| if (fResourceProvider) { |
| // In order to reuse code we always create a lazy proxy. When we aren't in DDL mode however, |
| // we're better off instantiating the proxy immediately here. |
| if (!proxy->priv().doLazyInstantiation(fResourceProvider)) { |
| return nullptr; |
| } |
| } |
| return proxy; |
| } |
| |
| sk_sp<GrTextureProxy> GrProxyProvider::createWrappedTextureProxy(const GrBackendTexture& tex, |
| GrSurfaceOrigin origin, |
| int sampleCnt) { |
| if (this->isAbandoned()) { |
| return nullptr; |
| } |
| |
| sk_sp<GrTexture> texture(fResourceProvider->wrapRenderableBackendTexture(tex, sampleCnt)); |
| if (!texture) { |
| return nullptr; |
| } |
| SkASSERT(texture->asRenderTarget()); // A GrTextureRenderTarget |
| |
| return this->createWrapped(std::move(texture), origin); |
| } |
| |
| sk_sp<GrSurfaceProxy> GrProxyProvider::createWrappedRenderTargetProxy( |
| const GrBackendRenderTarget& backendRT, |
| GrSurfaceOrigin origin) { |
| if (this->isAbandoned()) { |
| return nullptr; |
| } |
| |
| sk_sp<GrRenderTarget> rt(fResourceProvider->wrapBackendRenderTarget(backendRT)); |
| if (!rt) { |
| return nullptr; |
| } |
| SkASSERT(!rt->asTexture()); // Strictly a GrRenderTarget |
| SkASSERT(!rt->getUniqueKey().isValid()); |
| |
| return sk_sp<GrSurfaceProxy>(new GrRenderTargetProxy(std::move(rt), origin)); |
| } |
| |
| sk_sp<GrSurfaceProxy> GrProxyProvider::createWrappedRenderTargetProxy(const GrBackendTexture& tex, |
| GrSurfaceOrigin origin, |
| int sampleCnt) { |
| if (this->isAbandoned()) { |
| return nullptr; |
| } |
| |
| sk_sp<GrRenderTarget> rt(fResourceProvider->wrapBackendTextureAsRenderTarget(tex, sampleCnt)); |
| if (!rt) { |
| return nullptr; |
| } |
| SkASSERT(!rt->asTexture()); // Strictly a GrRenderTarget |
| SkASSERT(!rt->getUniqueKey().isValid()); |
| |
| return sk_sp<GrSurfaceProxy>(new GrRenderTargetProxy(std::move(rt), origin)); |
| } |
| |
| sk_sp<GrTextureProxy> GrProxyProvider::createLazyProxy(LazyInstantiateCallback&& callback, |
| const GrSurfaceDesc& desc, |
| GrMipMapped mipMapped, |
| SkBackingFit fit, SkBudgeted budgeted) { |
| SkASSERT((desc.fWidth <= 0 && desc.fHeight <= 0) || |
| (desc.fWidth > 0 && desc.fHeight > 0)); |
| uint32_t flags = GrResourceProvider::kNoPendingIO_Flag; |
| return sk_sp<GrTextureProxy>(SkToBool(kRenderTarget_GrSurfaceFlag & desc.fFlags) ? |
| new GrTextureRenderTargetProxy(std::move(callback), desc, |
| mipMapped, fit, budgeted, flags) : |
| new GrTextureProxy(std::move(callback), desc, mipMapped, fit, |
| budgeted, flags)); |
| } |
| |
| sk_sp<GrTextureProxy> GrProxyProvider::createFullyLazyProxy(LazyInstantiateCallback&& callback, |
| Renderable renderable, |
| GrPixelConfig config) { |
| GrSurfaceDesc desc; |
| if (Renderable::kYes == renderable) { |
| desc.fFlags = kRenderTarget_GrSurfaceFlag; |
| } |
| desc.fOrigin = kTopLeft_GrSurfaceOrigin; |
| desc.fWidth = -1; |
| desc.fHeight = -1; |
| desc.fConfig = config; |
| desc.fSampleCnt = 1; |
| |
| return this->createLazyProxy(std::move(callback), desc, GrMipMapped::kNo, |
| SkBackingFit::kApprox, SkBudgeted::kYes); |
| |
| } |
| |
| bool GrProxyProvider::IsFunctionallyExact(GrSurfaceProxy* proxy) { |
| return proxy->priv().isExact() || (SkIsPow2(proxy->width()) && SkIsPow2(proxy->height())); |
| } |
| |
| void GrProxyProvider::processInvalidProxyUniqueKey(const GrUniqueKey& key) { |
| // Note: this method is called for the whole variety of GrGpuResources so often 'key' |
| // will not be in 'fUniquelyKeyedProxies'. |
| GrTextureProxy* proxy = fUniquelyKeyedProxies.find(key); |
| if (proxy) { |
| this->processInvalidProxyUniqueKey(key, proxy, false); |
| } |
| } |
| |
| void GrProxyProvider::processInvalidProxyUniqueKey(const GrUniqueKey& key, GrTextureProxy* proxy, |
| bool invalidateSurface) { |
| SkASSERT(proxy); |
| SkASSERT(proxy->getUniqueKey().isValid()); |
| SkASSERT(proxy->getUniqueKey() == key); |
| |
| fUniquelyKeyedProxies.remove(key); |
| proxy->cacheAccess().clearUniqueKey(); |
| |
| if (invalidateSurface && proxy->priv().isInstantiated()) { |
| GrSurface* surface = proxy->priv().peekSurface(); |
| if (surface) { |
| surface->resourcePriv().removeUniqueKey(); |
| } |
| } |
| } |
| |
| void GrProxyProvider::removeAllUniqueKeys() { |
| UniquelyKeyedProxyHash::Iter iter(&fUniquelyKeyedProxies); |
| for (UniquelyKeyedProxyHash::Iter iter(&fUniquelyKeyedProxies); !iter.done(); ++iter) { |
| GrTextureProxy& tmp = *iter; |
| |
| this->processInvalidProxyUniqueKey(tmp.getUniqueKey(), &tmp, false); |
| } |
| SkASSERT(!fUniquelyKeyedProxies.count()); |
| } |