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Bug 717283 - Use tiles on-demand. r=pcwalton, snorp

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Instead of tying the tile-buffer in MultiTileLayer directly to the back-buffer
of the page, make sure rendering is always aligned to the tile grid and use
tiles on-demand. This makes better use of tiles when panning/zooming, and opens
up the route for further optimisations.
This commit is contained in:
Chris Lord
2012-01-22 09:40:37 +00:00
parent 7c6544e7bc
commit 20e0d69d60
11 changed files with 600 additions and 270 deletions
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6
widget/android/AndroidJavaWrappers.h
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@@ -161,8 +161,9 @@ public:
jobject LockBuffer();
unsigned char *LockBufferBits();
void UnlockBuffer();
void BeginDrawing(int aWidth, int aHeight);
void EndDrawing(const nsIntRect &aRect, const nsAString &aMetadata, bool aHasDirectTexture);
void GetRenderOffset(nsIntPoint &aOffset);
bool BeginDrawing(int aWidth, int aHeight, const nsAString &aMetadata, bool aHasDirectTexture);
void EndDrawing(const nsIntRect &aRect);
private:
static jclass jGeckoSoftwareLayerClientClass;
@@ -170,6 +171,7 @@ private:
static jmethodID jUnlockBufferMethod;
protected:
static jmethodID jGetRenderOffsetMethod;
static jmethodID jBeginDrawingMethod;
static jmethodID jEndDrawingMethod;
};