| // 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, |
| const LayerTreeSettings* settings, |
| OutputSurface* output_surface, |
| ResourceProvider* resource_provider); |
| |
| virtual ~SoftwareRenderer(); |
| virtual const RendererCapabilitiesImpl& Capabilities() const OVERRIDE; |
| virtual void Finish() OVERRIDE; |
| virtual void SwapBuffers(const CompositorFrameMetadata& metadata) 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 DiscardBackbuffer() OVERRIDE; |
| virtual void EnsureBackbuffer() OVERRIDE; |
| |
| protected: |
| virtual void BindFramebufferToOutputSurface(DrawingFrame* frame) OVERRIDE; |
| virtual bool BindFramebufferToTexture( |
| DrawingFrame* frame, |
| const ScopedResource* texture, |
| const gfx::Rect& target_rect) OVERRIDE; |
| virtual void SetDrawViewport(const gfx::Rect& window_space_viewport) OVERRIDE; |
| virtual void SetScissorTestRect(const gfx::Rect& scissor_rect) OVERRIDE; |
| virtual void DiscardPixels(bool has_external_stencil_test, |
| bool draw_rect_covers_full_surface) OVERRIDE; |
| virtual void ClearFramebuffer(DrawingFrame* frame, |
| bool has_external_stencil_test) 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, |
| const LayerTreeSettings* settings, |
| OutputSurface* output_surface, |
| ResourceProvider* resource_provider); |
| |
| virtual void DidChangeVisibility() OVERRIDE; |
| |
| private: |
| void ClearCanvas(SkColor color); |
| void SetClipRect(const 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); |
| |
| RendererCapabilitiesImpl capabilities_; |
| bool is_scissor_enabled_; |
| bool is_backbuffer_discarded_; |
| 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_ |