Added Doc for GetAllocator in SkResourceCache and SkBitmapCache
BUG=skia:2896
R=junov@chromium.org, reed@google.com
Author: piotaixr@chromium.org
Review URL: https://codereview.chromium.org/533713003
diff --git a/src/core/SkResourceCache.h b/src/core/SkResourceCache.h
index 0873bd4..f2fd8fc 100644
--- a/src/core/SkResourceCache.h
+++ b/src/core/SkResourceCache.h
@@ -64,10 +64,10 @@
virtual ~Rec() {}
uint32_t getHash() const { return this->getKey().hash(); }
-
+
virtual const Key& getKey() const = 0;
virtual size_t bytesUsed() const = 0;
-
+
// for SkTDynamicHash::Traits
static uint32_t Hash(const Key& key) { return key.hash(); }
static const Key& GetKey(const Rec& rec) { return rec.getKey(); }
@@ -77,7 +77,7 @@
Rec* fPrev;
int32_t fLockCount;
int32_t fPad;
-
+
friend class SkResourceCache;
};
@@ -106,6 +106,10 @@
static size_t SetSingleAllocationByteLimit(size_t);
static size_t GetSingleAllocationByteLimit();
+ /**
+ * Use this allocator for bitmaps, so they can use ashmem when available.
+ * Returns NULL if the ResourceCache has not been initialized with a DiscardableFactory.
+ */
static SkBitmap::Allocator* GetAllocator();
/**