LayerRendererChromium.h [plain text]
#ifndef LayerRendererChromium_h
#define LayerRendererChromium_h
#if USE(ACCELERATED_COMPOSITING)
#include "ContentLayerChromium.h"
#include "IntRect.h"
#include "LayerChromium.h"
#include "LayerTilerChromium.h"
#include "RenderSurfaceChromium.h"
#include "SkBitmap.h"
#include "VideoLayerChromium.h"
#include "cc/CCCanvasLayerImpl.h"
#include "cc/CCHeadsUpDisplay.h"
#include "cc/CCLayerSorter.h"
#include "cc/CCPluginLayerImpl.h"
#include "cc/CCVideoLayerImpl.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 USE(CG)
#include <CoreGraphics/CGContext.h>
#include <wtf/RetainPtr.h>
#endif
namespace WebCore {
class CCHeadsUpDisplay;
class CCLayerImpl;
class GeometryBinding;
class GraphicsContext3D;
class LayerRendererChromium : public RefCounted<LayerRendererChromium> {
public:
static PassRefPtr<LayerRendererChromium> create(PassRefPtr<GraphicsContext3D>, PassOwnPtr<TilePaintInterface> contentPaint);
~LayerRendererChromium();
GraphicsContext3D* context();
bool contextSupportsMapSub() const { return m_contextSupportsMapSub; }
void invalidateRootLayerRect(const IntRect& dirtyRect);
void setViewport(const IntRect& visibleRect, const IntRect& contentRect, const IntPoint& scrollPosition);
void updateAndDrawLayers();
void setIsAnimating(bool animating) { m_animating = animating; }
bool isAnimating() const { return m_animating; }
void finish();
void present();
IntSize viewportSize() const { return m_viewportVisibleRect.size(); }
void setRootLayer(PassRefPtr<LayerChromium>);
LayerChromium* rootLayer() { return m_rootLayer.get(); }
void transferRootLayer(LayerRendererChromium* other);
bool hardwareCompositing() const { return m_hardwareCompositing; }
void setCompositeOffscreen(bool);
bool isCompositingOffscreen() const { return m_compositeOffscreen; }
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 GeometryBinding* sharedGeometry() const { return m_sharedGeometry.get(); }
const LayerChromium::BorderProgram* borderProgram() const { return m_borderProgram.get(); }
const CCHeadsUpDisplay::Program* headsUpDisplayProgram() const { return m_headsUpDisplayProgram.get(); }
const RenderSurfaceChromium::Program* renderSurfaceProgram() const { return m_renderSurfaceProgram.get(); }
const RenderSurfaceChromium::MaskProgram* renderSurfaceMaskProgram() const { return m_renderSurfaceMaskProgram.get(); }
const LayerTilerChromium::Program* tilerProgram() const { return m_tilerProgram.get(); }
const CCCanvasLayerImpl::Program* canvasLayerProgram() const { return m_canvasLayerProgram.get(); }
const CCPluginLayerImpl::Program* pluginLayerProgram() const { return m_pluginLayerProgram.get(); }
const CCVideoLayerImpl::RGBAProgram* videoLayerRGBAProgram() const { return m_videoLayerRGBAProgram.get(); }
const CCVideoLayerImpl::YUVProgram* videoLayerYUVProgram() const { return m_videoLayerYUVProgram.get(); }
void resizeOnscreenContent(const IntSize&);
void getFramebufferPixels(void *pixels, const IntRect& rect);
TextureManager* textureManager() const { return m_textureManager.get(); }
CCHeadsUpDisplay* headsUpDisplay() { return m_headsUpDisplay.get(); }
void setScissorToRect(const IntRect&);
String layerTreeAsText() const;
void addChildContext(GraphicsContext3D*);
void removeChildContext(GraphicsContext3D*);
#ifndef NDEBUG
static bool s_inPaintLayerContents;
#endif
private:
typedef Vector<RefPtr<CCLayerImpl> > LayerList;
typedef HashMap<GraphicsContext3D*, int> ChildContextMap;
RefPtr<CCLayerImpl> m_rootCCLayerImpl;
LayerRendererChromium(PassRefPtr<GraphicsContext3D>, PassOwnPtr<TilePaintInterface> contentPaint);
void updateLayers(LayerList& renderSurfaceLayerList);
void updateRootLayerContents();
void updatePropertiesAndRenderSurfaces(CCLayerImpl*, const TransformationMatrix& parentMatrix, LayerList& renderSurfaceLayerList, LayerList& layers);
void paintLayerContents(const LayerList&);
void updateCompositorResourcesRecursive(LayerChromium*);
void drawLayers(const LayerList& renderSurfaceLayerList);
void drawLayer(CCLayerImpl*, RenderSurfaceChromium*);
void drawRootLayer();
LayerTexture* getOffscreenLayerTexture();
void copyOffscreenTextureToDisplay();
bool isLayerVisible(LayerChromium*, const TransformationMatrix&, const IntRect& visibleRect);
void setDrawViewportRect(const IntRect&, bool flipY);
bool useRenderSurface(RenderSurfaceChromium*);
bool makeContextCurrent();
static bool compareLayerZ(const RefPtr<CCLayerImpl>&, const RefPtr<CCLayerImpl>&);
void dumpRenderSurfaces(TextStream&, int indent, LayerChromium*) const;
bool initializeSharedObjects();
void cleanupSharedObjects();
void setLayerRendererRecursive(LayerChromium*);
IntRect m_viewportVisibleRect;
IntRect m_viewportContentRect;
IntPoint m_viewportScrollPosition;
TransformationMatrix m_projectionMatrix;
RefPtr<LayerChromium> m_rootLayer;
OwnPtr<TilePaintInterface> m_rootLayerContentPaint;
OwnPtr<LayerTilerChromium> m_rootLayerContentTiler;
bool m_hardwareCompositing;
unsigned m_currentShader;
RenderSurfaceChromium* m_currentRenderSurface;
unsigned m_offscreenFramebufferId;
bool m_compositeOffscreen;
int m_maxTextureSize;
OwnPtr<GeometryBinding> m_sharedGeometry;
OwnPtr<LayerChromium::BorderProgram> m_borderProgram;
OwnPtr<CCHeadsUpDisplay::Program> m_headsUpDisplayProgram;
OwnPtr<RenderSurfaceChromium::Program> m_renderSurfaceProgram;
OwnPtr<RenderSurfaceChromium::MaskProgram> m_renderSurfaceMaskProgram;
OwnPtr<LayerTilerChromium::Program> m_tilerProgram;
OwnPtr<CCCanvasLayerImpl::Program> m_canvasLayerProgram;
OwnPtr<CCVideoLayerImpl::RGBAProgram> m_videoLayerRGBAProgram;
OwnPtr<CCVideoLayerImpl::YUVProgram> m_videoLayerYUVProgram;
OwnPtr<CCPluginLayerImpl::Program> m_pluginLayerProgram;
OwnPtr<TextureManager> m_textureManager;
OwnPtr<CCHeadsUpDisplay> m_headsUpDisplay;
RefPtr<GraphicsContext3D> m_context;
ChildContextMap m_childContexts;
bool m_childContextsWereCopied;
bool m_contextSupportsLatch;
bool m_contextSupportsMapSub;
bool m_animating;
RenderSurfaceChromium* m_defaultRenderSurface;
CCLayerSorter m_layerSorter;
};
#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