1 files changed, 113 insertions, 0 deletions
diff --git a/chromium/cc/output/software_renderer.h b/chromium/cc/output/software_renderer.h
new file mode 100644
index 00000000000..f810b68274d
--- /dev/null
+++ b/chromium/cc/output/software_renderer.h
@@ -0,0 +1,113 @@
+// 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_OUTPUT_SOFTWARE_RENDERER_H_
+#define CC_OUTPUT_SOFTWARE_RENDERER_H_
+
+#include "base/basictypes.h"
+#include "cc/base/cc_export.h"
+#include "cc/output/compositor_frame.h"
+#include "cc/output/direct_renderer.h"
+
+namespace cc {
+
+class OutputSurface;
+class RendererClient;
+class ResourceProvider;
+class SoftwareOutputDevice;
+
+class CheckerboardDrawQuad;
+class DebugBorderDrawQuad;
+class PictureDrawQuad;
+class RenderPassDrawQuad;
+class SolidColorDrawQuad;
+class TextureDrawQuad;
+class TileDrawQuad;
+
+class CC_EXPORT SoftwareRenderer : public DirectRenderer {
+ public:
+  static scoped_ptr<SoftwareRenderer> Create(
+      RendererClient* client,
+      OutputSurface* output_surface,
+      ResourceProvider* resource_provider);
+
+  virtual ~SoftwareRenderer();
+  virtual const RendererCapabilities& Capabilities() const OVERRIDE;
+  virtual void Finish() OVERRIDE;
+  virtual void SwapBuffers() OVERRIDE;
+  virtual void GetFramebufferPixels(void* pixels, gfx::Rect rect) OVERRIDE;
+  virtual void SetVisible(bool visible) OVERRIDE;
+  virtual void SendManagedMemoryStats(
+      size_t bytes_visible,
+      size_t bytes_visible_and_nearby,
+      size_t bytes_allocated) OVERRIDE  {}
+  virtual void ReceiveSwapBuffersAck(
+      const CompositorFrameAck& ack) OVERRIDE;
+  virtual void SetDiscardBackBufferWhenNotVisible(bool discard) OVERRIDE;
+
+ protected:
+  virtual void BindFramebufferToOutputSurface(DrawingFrame* frame) OVERRIDE;
+  virtual bool BindFramebufferToTexture(
+      DrawingFrame* frame,
+      const ScopedResource* texture,
+      gfx::Rect target_rect) OVERRIDE;
+  virtual void SetDrawViewport(gfx::Rect window_space_viewport) OVERRIDE;
+  virtual void SetScissorTestRect(gfx::Rect scissor_rect) OVERRIDE;
+  virtual void ClearFramebuffer(DrawingFrame* frame) OVERRIDE;
+  virtual void DoDrawQuad(DrawingFrame* frame, const DrawQuad* quad) OVERRIDE;
+  virtual void BeginDrawingFrame(DrawingFrame* frame) OVERRIDE;
+  virtual void FinishDrawingFrame(DrawingFrame* frame) OVERRIDE;
+  virtual bool FlippedFramebuffer() const OVERRIDE;
+  virtual void EnsureScissorTestEnabled() OVERRIDE;
+  virtual void EnsureScissorTestDisabled() OVERRIDE;
+  virtual void CopyCurrentRenderPassToBitmap(
+      DrawingFrame* frame,
+      scoped_ptr<CopyOutputRequest> request) OVERRIDE;
+
+  SoftwareRenderer(
+      RendererClient* client,
+      OutputSurface* output_surface,
+      ResourceProvider* resource_provider);
+
+ private:
+  void ClearCanvas(SkColor color);
+  void SetClipRect(gfx::Rect rect);
+  bool IsSoftwareResource(ResourceProvider::ResourceId resource_id) const;
+
+  void DrawCheckerboardQuad(const DrawingFrame* frame,
+                            const CheckerboardDrawQuad* quad);
+  void DrawDebugBorderQuad(const DrawingFrame* frame,
+                           const DebugBorderDrawQuad* quad);
+  void DrawPictureQuad(const DrawingFrame* frame,
+                       const PictureDrawQuad* quad);
+  void DrawRenderPassQuad(const DrawingFrame* frame,
+                          const RenderPassDrawQuad* quad);
+  void DrawSolidColorQuad(const DrawingFrame* frame,
+                          const SolidColorDrawQuad* quad);
+  void DrawTextureQuad(const DrawingFrame* frame,
+                       const TextureDrawQuad* quad);
+  void DrawTileQuad(const DrawingFrame* frame,
+                    const TileDrawQuad* quad);
+  void DrawUnsupportedQuad(const DrawingFrame* frame,
+                           const DrawQuad* quad);
+
+  RendererCapabilities capabilities_;
+  bool visible_;
+  bool is_scissor_enabled_;
+  gfx::Rect scissor_rect_;
+
+  SoftwareOutputDevice* output_device_;
+  SkCanvas* root_canvas_;
+  SkCanvas* current_canvas_;
+  SkPaint current_paint_;
+  scoped_ptr<ResourceProvider::ScopedWriteLockSoftware>
+      current_framebuffer_lock_;
+  scoped_ptr<SoftwareFrameData> current_frame_data_;
+
+  DISALLOW_COPY_AND_ASSIGN(SoftwareRenderer);
+};
+
+}  // namespace cc
+
+#endif  // CC_OUTPUT_SOFTWARE_RENDERER_H_