diff options
Diffstat (limited to 'src/core/SkBitmapCache.cpp')
-rw-r--r-- | src/core/SkBitmapCache.cpp | 84 |
1 files changed, 18 insertions, 66 deletions
diff --git a/src/core/SkBitmapCache.cpp b/src/core/SkBitmapCache.cpp index 9929080164..3af582232b 100644 --- a/src/core/SkBitmapCache.cpp +++ b/src/core/SkBitmapCache.cpp @@ -33,11 +33,11 @@ static unsigned gBitmapKeyNamespaceLabel; struct BitmapKey : public SkResourceCache::Key { public: - BitmapKey(uint32_t genID, SkScalar sx, SkScalar sy, const SkIRect& bounds) - : fGenID(genID) - , fScaleX(sx) - , fScaleY(sy) - , fBounds(bounds) + BitmapKey(uint32_t genID, SkScalar scaleX, SkScalar scaleY, const SkIRect& bounds) + : fGenID(genID) + , fScaleX(scaleX) + , fScaleY(scaleY) + , fBounds(bounds) { this->init(&gBitmapKeyNamespaceLabel, sizeof(fGenID) + sizeof(fScaleX) + sizeof(fScaleY) + sizeof(fBounds)); @@ -49,6 +49,8 @@ public: SkIRect fBounds; }; +////////////////////////////////////////////////////////////////////////////////////////// + struct BitmapRec : public SkResourceCache::Rec { BitmapRec(uint32_t genID, SkScalar scaleX, SkScalar scaleY, const SkIRect& bounds, const SkBitmap& result) @@ -56,10 +58,13 @@ struct BitmapRec : public SkResourceCache::Rec { , fBitmap(result) {} + BitmapKey fKey; + SkBitmap fBitmap; + const Key& getKey() const SK_OVERRIDE { return fKey; } size_t bytesUsed() const SK_OVERRIDE { return sizeof(fKey) + fBitmap.getSize(); } - static bool Finder(const SkResourceCache::Rec& baseRec, void* contextBitmap) { + static bool Visitor(const SkResourceCache::Rec& baseRec, void* contextBitmap) { const BitmapRec& rec = static_cast<const BitmapRec&>(baseRec); SkBitmap* result = (SkBitmap*)contextBitmap; @@ -67,22 +72,6 @@ struct BitmapRec : public SkResourceCache::Rec { result->lockPixels(); return SkToBool(result->getPixels()); } - - static SkResourceCache::PurgeVisitorResult PurgeGenID(const SkResourceCache::Rec& baseRec, - void* contextGenID) { - const BitmapRec& rec = static_cast<const BitmapRec&>(baseRec); - uintptr_t genID = (uintptr_t)contextGenID; - if (rec.fKey.fGenID == genID) { -// SkDebugf("BitmapRec purging genID %d\n", genID); - return SkResourceCache::kPurgeAndContinue_PurgeVisitorResult; - } else { - return SkResourceCache::kRetainAndContinue_PurgeVisitorResult; - } - } - -private: - BitmapKey fKey; - SkBitmap fBitmap; }; } // namespace @@ -97,7 +86,7 @@ bool SkBitmapCache::Find(const SkBitmap& src, SkScalar invScaleX, SkScalar invSc } BitmapKey key(src.getGenerationID(), invScaleX, invScaleY, get_bounds_from_bitmap(src)); - return CHECK_LOCAL(localCache, find, Find, key, BitmapRec::Finder, result); + return CHECK_LOCAL(localCache, find, Find, key, BitmapRec::Visitor, result); } void SkBitmapCache::Add(const SkBitmap& src, SkScalar invScaleX, SkScalar invScaleY, @@ -116,7 +105,7 @@ bool SkBitmapCache::Find(uint32_t genID, const SkIRect& subset, SkBitmap* result SkResourceCache* localCache) { BitmapKey key(genID, SK_Scalar1, SK_Scalar1, subset); - return CHECK_LOCAL(localCache, find, Find, key, BitmapRec::Finder, result); + return CHECK_LOCAL(localCache, find, Find, key, BitmapRec::Visitor, result); } bool SkBitmapCache::Add(uint32_t genID, const SkIRect& subset, const SkBitmap& result, @@ -136,31 +125,11 @@ bool SkBitmapCache::Add(uint32_t genID, const SkIRect& subset, const SkBitmap& r return true; } } - -void SkBitmapCache::NotifyGenIDStale(uint32_t genID) { - SkResourceCache::Purge(&gBitmapKeyNamespaceLabel, BitmapRec::PurgeGenID, - (void*)((uintptr_t)genID)); -} - ////////////////////////////////////////////////////////////////////////////////////////// -////////////////////////////////////////////////////////////////////////////////////////// - -namespace { -static unsigned gMipMapKeyNamespaceLabel; - -struct MipMapKey : public SkResourceCache::Key { -public: - MipMapKey(uint32_t genID, const SkIRect& bounds) : fGenID(genID), fBounds(bounds) { - this->init(&gMipMapKeyNamespaceLabel, sizeof(fGenID) + sizeof(fBounds)); - } - - uint32_t fGenID; - SkIRect fBounds; -}; struct MipMapRec : public SkResourceCache::Rec { MipMapRec(const SkBitmap& src, const SkMipMap* result) - : fKey(src.getGenerationID(), get_bounds_from_bitmap(src)) + : fKey(src.getGenerationID(), 0, 0, get_bounds_from_bitmap(src)) , fMipMap(result) { fMipMap->attachToCacheAndRef(); @@ -173,7 +142,7 @@ struct MipMapRec : public SkResourceCache::Rec { const Key& getKey() const SK_OVERRIDE { return fKey; } size_t bytesUsed() const SK_OVERRIDE { return sizeof(fKey) + fMipMap->size(); } - static bool Finder(const SkResourceCache::Rec& baseRec, void* contextMip) { + static bool Visitor(const SkResourceCache::Rec& baseRec, void* contextMip) { const MipMapRec& rec = static_cast<const MipMapRec&>(baseRec); const SkMipMap* mm = SkRef(rec.fMipMap); // the call to ref() above triggers a "lock" in the case of discardable memory, @@ -187,29 +156,16 @@ struct MipMapRec : public SkResourceCache::Rec { return true; } - static SkResourceCache::PurgeVisitorResult PurgeGenID(const SkResourceCache::Rec& baseRec, - void* contextGenID) { - const MipMapRec& rec = static_cast<const MipMapRec&>(baseRec); - uintptr_t genID = (uintptr_t)contextGenID; - if (rec.fKey.fGenID == genID) { -// SkDebugf("MipMapRec purging genID %d\n", genID); - return SkResourceCache::kPurgeAndContinue_PurgeVisitorResult; - } else { - return SkResourceCache::kRetainAndContinue_PurgeVisitorResult; - } - } - private: - MipMapKey fKey; + BitmapKey fKey; const SkMipMap* fMipMap; }; -} const SkMipMap* SkMipMapCache::FindAndRef(const SkBitmap& src, SkResourceCache* localCache) { - MipMapKey key(src.getGenerationID(), get_bounds_from_bitmap(src)); + BitmapKey key(src.getGenerationID(), 0, 0, get_bounds_from_bitmap(src)); const SkMipMap* result; - if (!CHECK_LOCAL(localCache, find, Find, key, MipMapRec::Finder, &result)) { + if (!CHECK_LOCAL(localCache, find, Find, key, MipMapRec::Visitor, &result)) { result = NULL; } return result; @@ -229,7 +185,3 @@ const SkMipMap* SkMipMapCache::AddAndRef(const SkBitmap& src, SkResourceCache* l return mipmap; } -void SkMipMapCache::NotifyGenIDStale(uint32_t genID) { - SkResourceCache::Purge(&gMipMapKeyNamespaceLabel, MipMapRec::PurgeGenID, - (void*)((uintptr_t)genID)); -} |