Batch glCopyTexImage() calls to get about 15 fps back on SGX.
Change-Id: I04079e070739c1e46df3e90fc388c335e2a7d2b9
diff --git a/libs/hwui/OpenGLRenderer.h b/libs/hwui/OpenGLRenderer.h
index 549d6e9..b9e3ddc 100644
--- a/libs/hwui/OpenGLRenderer.h
+++ b/libs/hwui/OpenGLRenderer.h
@@ -249,6 +249,18 @@
*/
void composeLayerRect(Layer* layer, const Rect& rect, bool swap = false);
+ /**
+ * Clears all the regions corresponding to the current list of layers.
+ * This method MUST be invoked before any drawing operation.
+ */
+ void clearLayerRegions();
+
+ /**
+ * Renders the specified layer as a textured quad.
+ *
+ * @param layer The layer to render
+ * @param rect The bounds of the layer
+ */
void drawTextureLayer(Layer* layer, const Rect& rect);
/**
@@ -280,11 +292,53 @@
void drawColorRect(float left, float top, float right, float bottom,
int color, SkXfermode::Mode mode, bool ignoreTransform = false);
+ /**
+ * Draws the shape represented by the specified path texture.
+ * This method invokes drawPathTexture() but takes into account
+ * the extra left/top offset and the texture offset to correctly
+ * position the final shape.
+ *
+ * @param left The left coordinate of the shape to render
+ * @param top The top coordinate of the shape to render
+ * @param texture The texture reprsenting the shape
+ * @param paint The paint to draw the shape with
+ */
void drawShape(float left, float top, const PathTexture* texture, SkPaint* paint);
+
+ /**
+ * Renders the rect defined by the specified bounds as a shape.
+ * This will render the rect using a path texture, which is used to render
+ * rects with stroke effects.
+ *
+ * @param left The left coordinate of the rect to draw
+ * @param top The top coordinate of the rect to draw
+ * @param right The right coordinate of the rect to draw
+ * @param bottom The bottom coordinate of the rect to draw
+ * @param p The paint to draw the rect with
+ */
void drawRectAsShape(float left, float top, float right, float bottom, SkPaint* p);
+ /**
+ * Draws the specified texture as an alpha bitmap. Alpha bitmaps obey
+ * different compositing rules.
+ *
+ * @param texture The texture to draw with
+ * @param left The x coordinate of the bitmap
+ * @param top The y coordinate of the bitmap
+ * @param paint The paint to render with
+ */
void drawAlphaBitmap(Texture* texture, float left, float top, SkPaint* paint);
+ /**
+ * Renders the rect defined by the specified bounds as an anti-aliased rect.
+ *
+ * @param left The left coordinate of the rect to draw
+ * @param top The top coordinate of the rect to draw
+ * @param right The right coordinate of the rect to draw
+ * @param bottom The bottom coordinate of the rect to draw
+ * @param color The color of the rect
+ * @param mode The blending mode to draw the rect
+ */
void drawAARect(float left, float top, float right, float bottom,
int color, SkXfermode::Mode mode);
@@ -359,6 +413,15 @@
void drawTextDecorations(const char* text, int bytesCount, float length,
float x, float y, SkPaint* paint);
+ /**
+ * Draws a path texture. Path textures are alpha8 bitmaps that need special
+ * compositing to apply colors/filters/etc.
+ *
+ * @param texture The texture to render
+ * @param x The x coordinate where the texture will be drawn
+ * @param y The y coordinate where the texture will be drawn
+ * @param paint The paint to draw the texture with
+ */
void drawPathTexture(const PathTexture* texture, float x, float y, SkPaint* paint);
/**
@@ -434,7 +497,7 @@
/**
* Invoked before any drawing operation. This sets required state.
*/
- void setupDraw();
+ void setupDraw(bool clear = true);
/**
* Various methods to setup OpenGL rendering.
*/
@@ -522,6 +585,9 @@
// Various caches
Caches& mCaches;
+ // List of rectagnles to clear after saveLayer() is invoked
+ Vector<Rect*> mLayers;
+
// Indentity matrix
const mat4 mIdentity;