| /* |
| * Copyright 2023 Google LLC |
| * |
| * Use of this source code is governed by a BSD-style license that can be |
| * found in the LICENSE file. |
| */ |
| |
| #ifndef skgpu_graphite_ProxyCache_DEFINED |
| #define skgpu_graphite_ProxyCache_DEFINED |
| |
| #include "include/core/SkRefCnt.h" |
| #include "src/core/SkMessageBus.h" |
| #include "src/core/SkTHash.h" |
| #include "src/gpu/GpuTypesPriv.h" |
| #include "src/gpu/ResourceKey.h" |
| |
| class SkBitmap; |
| |
| namespace skgpu { |
| enum class Mipmapped : bool; |
| class UniqueKey; |
| } |
| |
| namespace skgpu::graphite { |
| |
| class Recorder; |
| class TextureProxy; |
| |
| // This class encapsulates the _internal_ Recorder-local caching of utility proxies. |
| // TODO: |
| // Add purgeProxiesNotUsedSince method |
| // Link into Context purging system |
| // Add unit tests |
| class ProxyCache { |
| public: |
| ProxyCache(uint32_t recorderID); |
| ~ProxyCache(); |
| |
| sk_sp<TextureProxy> findOrCreateCachedProxy(Recorder*, const SkBitmap&, Mipmapped); |
| |
| void purgeAll(); |
| |
| #if GRAPHITE_TEST_UTILS |
| int numCached() const; |
| sk_sp<TextureProxy> find(const SkBitmap&, Mipmapped); |
| void forceProcessInvalidKeyMsgs(); |
| void forceFreeUniquelyHeld(); |
| void forcePurgeProxiesNotUsedSince(skgpu::StdSteadyClock::time_point purgeTime); |
| #endif |
| |
| private: |
| friend class ResourceCache; // for freeUniquelyHeld |
| |
| void processInvalidKeyMsgs(); |
| void freeUniquelyHeld(); |
| void purgeProxiesNotUsedSince(skgpu::StdSteadyClock::time_point purgeTime); |
| |
| typedef SkMessageBus<skgpu::UniqueKeyInvalidatedMsg_Graphite, uint32_t>::Inbox InvalidKeyInbox; |
| |
| InvalidKeyInbox fInvalidUniqueKeyInbox; |
| |
| struct UniqueKeyHash { |
| uint32_t operator()(const skgpu::UniqueKey& key) const; |
| }; |
| typedef skia_private::THashMap<skgpu::UniqueKey, sk_sp<TextureProxy>, UniqueKeyHash> |
| UniqueKeyProxyHash; |
| |
| UniqueKeyProxyHash fCache; |
| }; |
| |
| } // namespace skgpu::graphite |
| |
| #endif // skgpu_graphite_ProxyCache_DEFINED |