Texture Draw Calls Coalescing

cc/gl_renderer.h

 // Copyright 2010 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef CC_GL_RENDERER_H_
 #define CC_GL_RENDERER_H_
 
 #include "cc/cc_export.h"
 #include "cc/checkerboard_draw_quad.h"
 #include "cc/debug_border_draw_quad.h"
 #include "cc/direct_renderer.h"
+#include "cc/gl_renderer_draw_cache.h"
 #include "cc/io_surface_draw_quad.h"
 #include "cc/render_pass_draw_quad.h"
 #include "cc/renderer.h"
 #include "cc/solid_color_draw_quad.h"
 #include "cc/tile_draw_quad.h"
 #include "cc/yuv_video_draw_quad.h"
 #include "ui/gfx/quad_f.h"
 
 namespace WebKit {
 class WebGraphicsContext3D;
@@ skipping 56 matching lines @@
     virtual bool bindFramebufferToTexture(DrawingFrame&, const ScopedResource*, const gfx::Rect& framebufferRect) OVERRIDE;
     virtual void setDrawViewportSize(const gfx::Size&) OVERRIDE;
     virtual void setScissorTestRect(const gfx::Rect& scissorRect) OVERRIDE;
     virtual void clearFramebuffer(DrawingFrame&) OVERRIDE;
     virtual void drawQuad(DrawingFrame&, const DrawQuad*) OVERRIDE;
     virtual void beginDrawingFrame(DrawingFrame&) OVERRIDE;
     virtual void finishDrawingFrame(DrawingFrame&) OVERRIDE;
     virtual bool flippedFramebuffer() const OVERRIDE;
     virtual void ensureScissorTestEnabled() OVERRIDE;
     virtual void ensureScissorTestDisabled() OVERRIDE;
+    virtual void finishDrawingQuadList() OVERRIDE;
 
 private:
     static void toGLMatrix(float*, const gfx::Transform&);
     static int priorityCutoffValue(WebKit::WebGraphicsMemoryAllocation::PriorityCutoff);
 
     void drawCheckerboardQuad(const DrawingFrame&, const CheckerboardDrawQuad*);
     void drawDebugBorderQuad(const DrawingFrame&, const DebugBorderDrawQuad*);
     scoped_ptr<ScopedResource> drawBackgroundFilters(
         DrawingFrame&, const RenderPassDrawQuad*, const WebKit::WebFilterOperations&,
         const gfx::Transform& contentsDeviceTransform,
         const gfx::Transform& contentsDeviceTransformInverse);
     void drawRenderPassQuad(DrawingFrame&, const RenderPassDrawQuad*);
     void drawSolidColorQuad(const DrawingFrame&, const SolidColorDrawQuad*);
     void drawStreamVideoQuad(const DrawingFrame&, const StreamVideoDrawQuad*);
     void drawTextureQuad(const DrawingFrame&, const TextureDrawQuad*);
+    void enqueueTextureQuad(const DrawingFrame&, const TextureDrawQuad*);
+    void flushTextureQuadCache();
     void drawIOSurfaceQuad(const DrawingFrame&, const IOSurfaceDrawQuad*);
     void drawTileQuad(const DrawingFrame&, const TileDrawQuad*);
     void drawYUVVideoQuad(const DrawingFrame&, const YUVVideoDrawQuad*);
 
     void setShaderOpacity(float opacity, int alphaLocation);
     void setShaderQuadF(const gfx::QuadF&, int quadLocation);
     void drawQuadGeometry(const DrawingFrame&, const gfx::Transform& drawTransform, const gfx::RectF& quadRect, int matrixLocation);
+    void setBlendEnabled(bool enabled);
+    void setUseProgram(unsigned program);
 
     void copyTextureToFramebuffer(const DrawingFrame&, int textureId, const gfx::Rect&, const gfx::Transform& drawMatrix);
 
     bool useScopedTexture(DrawingFrame&, const ScopedResource*, const gfx::Rect& viewportRect);
 
     bool makeContextCurrent();
 
     bool initializeSharedObjects();
     void cleanupSharedObjects();
 
@@ skipping 92 matching lines @@
     WebKit::WebGraphicsContext3D* m_context;
 
     gfx::Rect m_swapBufferRect;
     gfx::Rect m_scissorRect;
     bool m_isViewportChanged;
     bool m_isFramebufferDiscarded;
     bool m_discardFramebufferWhenNotVisible;
     bool m_isUsingBindUniform;
     bool m_visible;
     bool m_isScissorEnabled;
+    bool m_blendShadow;
+    unsigned m_programShadow;
+    TexturedQuadDrawCache m_drawCache;
 
     scoped_ptr<ResourceProvider::ScopedWriteLockGL> m_currentFramebufferLock;
 
     DISALLOW_COPY_AND_ASSIGN(GLRenderer);
 };
 
 
 // Setting DEBUG_GL_CALLS to 1 will call glGetError() after almost every GL
 // call made by the compositor. Useful for debugging rendering issues but
 // will significantly degrade performance.
 #define DEBUG_GL_CALLS 0
 
 #if DEBUG_GL_CALLS && !defined(NDEBUG)
 #define GLC(context, x) (x, GLRenderer::debugGLCall(&*context, #x, __FILE__, __LINE__))
 #else
 #define GLC(context, x) (x)
 #endif
 
 
 }
 
 #endif  // CC_GL_RENDERER_H_