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// Copyright 2012 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_SOFTWARE_RENDERER_H_
#define CC_SOFTWARE_RENDERER_H_
#include "base/basictypes.h"
#include "cc/cc_export.h"
#include "cc/direct_renderer.h"
namespace cc {
class DebugBorderDrawQuad;
class RendererClient;
class RenderPassDrawQuad;
class ResourceProvider;
class SoftwareOutputDevice;
class SolidColorDrawQuad;
class TextureDrawQuad;
class TileDrawQuad;
class CC_EXPORT SoftwareRenderer : public DirectRenderer {
public:
static scoped_ptr<SoftwareRenderer> create(RendererClient*, ResourceProvider*, SoftwareOutputDevice*);
virtual ~SoftwareRenderer();
virtual const RendererCapabilities& capabilities() const OVERRIDE;
virtual void viewportChanged() OVERRIDE;
virtual void finish() OVERRIDE;
virtual bool swapBuffers() OVERRIDE;
virtual void getFramebufferPixels(void *pixels, const gfx::Rect&) OVERRIDE;
virtual void setVisible(bool) OVERRIDE;
virtual void sendManagedMemoryStats(size_t bytesVisible, size_t bytesVisibleAndNearby, size_t bytesAllocated) OVERRIDE { }
protected:
virtual void bindFramebufferToOutputSurface(DrawingFrame&) OVERRIDE;
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;
private:
SoftwareRenderer(RendererClient*, ResourceProvider*, SoftwareOutputDevice*);
bool isSoftwareResource(ResourceProvider::ResourceId) const;
void drawDebugBorderQuad(const DrawingFrame&, const DebugBorderDrawQuad*);
void drawSolidColorQuad(const DrawingFrame&, const SolidColorDrawQuad*);
void drawTextureQuad(const DrawingFrame&, const TextureDrawQuad*);
void drawTileQuad(const DrawingFrame&, const TileDrawQuad*);
void drawRenderPassQuad(const DrawingFrame& frame, const RenderPassDrawQuad*);
void drawUnsupportedQuad(const DrawingFrame&, const DrawQuad*);
RendererCapabilities m_capabilities;
bool m_visible;
SoftwareOutputDevice* m_outputDevice;
scoped_ptr<SkCanvas> m_skRootCanvas;
SkCanvas* m_skCurrentCanvas;
SkPaint m_skCurrentPaint;
scoped_ptr<ResourceProvider::ScopedWriteLockSoftware> m_currentFramebufferLock;
DISALLOW_COPY_AND_ASSIGN(SoftwareRenderer);
};
}
#endif // CC_SOFTWARE_RENDERER_H_
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