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Diffstat (limited to 'WebCore/platform/graphics/chromium/LayerRendererChromium.h')
| -rw-r--r-- | WebCore/platform/graphics/chromium/LayerRendererChromium.h | 210 |
1 files changed, 0 insertions, 210 deletions
diff --git a/WebCore/platform/graphics/chromium/LayerRendererChromium.h b/WebCore/platform/graphics/chromium/LayerRendererChromium.h deleted file mode 100644 index c0e610a..0000000 --- a/WebCore/platform/graphics/chromium/LayerRendererChromium.h +++ /dev/null @@ -1,210 +0,0 @@ -/* - * Copyright (C) 2010 Google Inc. All rights reserved. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions are - * met: - * - * * Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * * Redistributions in binary form must reproduce the above - * copyright notice, this list of conditions and the following disclaimer - * in the documentation and/or other materials provided with the - * distribution. - * * Neither the name of Google Inc. nor the names of its - * contributors may be used to endorse or promote products derived from - * this software without specific prior written permission. - * - * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS - * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT - * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR - * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT - * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, - * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT - * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, - * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY - * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT - * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE - * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. - */ - - -#ifndef LayerRendererChromium_h -#define LayerRendererChromium_h - -#if USE(ACCELERATED_COMPOSITING) - -#include "CanvasLayerChromium.h" -#include "ContentLayerChromium.h" -#include "IntRect.h" -#include "LayerChromium.h" -#include "PluginLayerChromium.h" -#include "RenderSurfaceChromium.h" -#include "SkBitmap.h" -#include "VideoLayerChromium.h" -#include <wtf/HashMap.h> -#include <wtf/Noncopyable.h> -#include <wtf/PassOwnPtr.h> -#include <wtf/PassRefPtr.h> -#include <wtf/RefCounted.h> -#include <wtf/Vector.h> - -#if PLATFORM(CG) -#include <CoreGraphics/CGContext.h> -#include <wtf/RetainPtr.h> -#endif - -namespace WebCore { - -class GraphicsContext3D; - -// Class that handles drawing of composited render layers using GL. -class LayerRendererChromium : public RefCounted<LayerRendererChromium> { -public: - static PassRefPtr<LayerRendererChromium> create(PassRefPtr<GraphicsContext3D> graphicsContext3D); - - ~LayerRendererChromium(); - - GraphicsContext3D* context(); - - // updates size of root texture, if needed, and scrolls the backbuffer. - void prepareToDrawLayers(const IntRect& visibleRect, const IntRect& contentRect, const IntPoint& scrollPosition); - - // updates a rectangle within the root layer texture - void updateRootLayerTextureRect(const IntRect& updateRect); - - // draws the current layers onto the backbuffer - void drawLayers(const IntRect& visibleRect, const IntRect& contentRect); - - // waits for rendering to finish - void finish(); - - // puts backbuffer onscreen - void present(); - - void setRootLayer(PassRefPtr<LayerChromium> layer) { m_rootLayer = layer; } - LayerChromium* rootLayer() { return m_rootLayer.get(); } - void transferRootLayer(LayerRendererChromium* other) { other->m_rootLayer = m_rootLayer.release(); } - - bool hardwareCompositing() const { return m_hardwareCompositing; } - - void setRootLayerCanvasSize(const IntSize&); - - GraphicsContext* rootLayerGraphicsContext() const { return m_rootLayerGraphicsContext.get(); } - - unsigned createLayerTexture(); - void deleteLayerTexture(unsigned); - - static void debugGLCall(GraphicsContext3D*, const char* command, const char* file, int line); - - const TransformationMatrix& projectionMatrix() const { return m_projectionMatrix; } - - void useShader(unsigned); - - bool checkTextureSize(const IntSize&); - - const LayerChromium::SharedValues* layerSharedValues() const { return m_layerSharedValues.get(); } - const ContentLayerChromium::SharedValues* contentLayerSharedValues() const { return m_contentLayerSharedValues.get(); } - const CanvasLayerChromium::SharedValues* canvasLayerSharedValues() const { return m_canvasLayerSharedValues.get(); } - const VideoLayerChromium::SharedValues* videoLayerSharedValues() const { return m_videoLayerSharedValues.get(); } - const PluginLayerChromium::SharedValues* pluginLayerSharedValues() const { return m_pluginLayerSharedValues.get(); } - const RenderSurfaceChromium::SharedValues* renderSurfaceSharedValues() const { return m_renderSurfaceSharedValues.get(); } - - void resizeOnscreenContent(const IntSize&); - - IntSize rootLayerTextureSize() const { return IntSize(m_rootLayerTextureWidth, m_rootLayerTextureHeight); } - IntRect rootLayerContentRect() const { return m_rootContentRect; } - void getFramebufferPixels(void *pixels, const IntRect& rect); - - TextureManager* textureManager() const { return m_textureManager.get(); } - - void setScissorToRect(const IntRect&); - -private: - explicit LayerRendererChromium(PassRefPtr<GraphicsContext3D> graphicsContext3D); - void updateLayersRecursive(LayerChromium* layer, const TransformationMatrix& parentMatrix, Vector<LayerChromium*>& renderSurfaceLayerList, Vector<LayerChromium*>& layerList); - - void drawLayer(LayerChromium*, RenderSurfaceChromium*); - - bool isLayerVisible(LayerChromium*, const TransformationMatrix&, const IntRect& visibleRect); - - void setDrawViewportRect(const IntRect&, bool flipY); - - bool useRenderSurface(RenderSurfaceChromium*); - - bool makeContextCurrent(); - - static bool compareLayerZ(const LayerChromium*, const LayerChromium*); - - bool initializeSharedObjects(); - void cleanupSharedObjects(); - - unsigned m_rootLayerTextureId; - int m_rootLayerTextureWidth; - int m_rootLayerTextureHeight; - - TransformationMatrix m_projectionMatrix; - - RefPtr<LayerChromium> m_rootLayer; - - IntPoint m_scrollPosition; - bool m_hardwareCompositing; - - unsigned m_currentShader; - RenderSurfaceChromium* m_currentRenderSurface; - - unsigned m_offscreenFramebufferId; - -#if PLATFORM(SKIA) - OwnPtr<skia::PlatformCanvas> m_rootLayerCanvas; - OwnPtr<PlatformContextSkia> m_rootLayerSkiaContext; - OwnPtr<GraphicsContext> m_rootLayerGraphicsContext; -#elif PLATFORM(CG) - Vector<uint8_t> m_rootLayerBackingStore; - RetainPtr<CGContextRef> m_rootLayerCGContext; - OwnPtr<GraphicsContext> m_rootLayerGraphicsContext; -#endif - - IntSize m_rootLayerCanvasSize; - - IntRect m_rootVisibleRect; - IntRect m_rootContentRect; - - // Maximum texture dimensions supported. - int m_maxTextureSize; - - // Store values that are shared between instances of each layer type - // associated with this instance of the compositor. Since there can be - // multiple instances of the compositor running in the same renderer process - // we cannot store these values in static variables. - OwnPtr<LayerChromium::SharedValues> m_layerSharedValues; - OwnPtr<ContentLayerChromium::SharedValues> m_contentLayerSharedValues; - OwnPtr<CanvasLayerChromium::SharedValues> m_canvasLayerSharedValues; - OwnPtr<VideoLayerChromium::SharedValues> m_videoLayerSharedValues; - OwnPtr<PluginLayerChromium::SharedValues> m_pluginLayerSharedValues; - OwnPtr<RenderSurfaceChromium::SharedValues> m_renderSurfaceSharedValues; - - OwnPtr<TextureManager> m_textureManager; - - RefPtr<GraphicsContext3D> m_context; - - RenderSurfaceChromium* m_defaultRenderSurface; -}; - -// 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), LayerRendererChromium::debugGLCall(context, #x, __FILE__, __LINE__); } -#else -#define GLC(context, x) (x) -#endif - - -} - -#endif // USE(ACCELERATED_COMPOSITING) - -#endif |