| // 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_LAYERS_DELEGATED_RENDERER_LAYER_IMPL_H_ |
| #define CC_LAYERS_DELEGATED_RENDERER_LAYER_IMPL_H_ |
| |
| #include "base/containers/hash_tables.h" |
| #include "base/memory/scoped_ptr.h" |
| #include "cc/base/cc_export.h" |
| #include "cc/base/scoped_ptr_vector.h" |
| #include "cc/layers/layer_impl.h" |
| |
| namespace cc { |
| class DelegatedFrameData; |
| class RenderPassSink; |
| |
| class CC_EXPORT DelegatedRendererLayerImpl : public LayerImpl { |
| public: |
| static scoped_ptr<DelegatedRendererLayerImpl> Create( |
| LayerTreeImpl* tree_impl, int id) { |
| return make_scoped_ptr(new DelegatedRendererLayerImpl(tree_impl, id)); |
| } |
| virtual ~DelegatedRendererLayerImpl(); |
| |
| // LayerImpl overrides. |
| virtual scoped_ptr<LayerImpl> CreateLayerImpl(LayerTreeImpl* tree_impl) |
| OVERRIDE; |
| virtual bool HasDelegatedContent() const OVERRIDE; |
| virtual bool HasContributingDelegatedRenderPasses() const OVERRIDE; |
| virtual RenderPass::Id FirstContributingRenderPassId() const OVERRIDE; |
| virtual RenderPass::Id NextContributingRenderPassId( |
| RenderPass::Id previous) const OVERRIDE; |
| virtual void ReleaseResources() OVERRIDE; |
| virtual bool WillDraw(DrawMode draw_mode, |
| ResourceProvider* resource_provider) OVERRIDE; |
| virtual void AppendQuads(RenderPass* render_pass, |
| const OcclusionTracker<LayerImpl>& occlusion_tracker, |
| AppendQuadsData* append_quads_data) OVERRIDE; |
| virtual void PushPropertiesTo(LayerImpl* layer) OVERRIDE; |
| |
| void AppendContributingRenderPasses(RenderPassSink* render_pass_sink); |
| |
| // Creates an ID with the resource provider for the child renderer |
| // that will be sending quads to the layer. Registers the callback to |
| // inform when resources are no longer in use. |
| void CreateChildIdIfNeeded(const ReturnCallback& return_callback); |
| |
| void SetFrameData(const DelegatedFrameData* frame_data, |
| const gfx::RectF& damage_in_frame); |
| |
| float inverse_device_scale_factor() const { |
| return inverse_device_scale_factor_; |
| } |
| |
| protected: |
| DelegatedRendererLayerImpl(LayerTreeImpl* tree_impl, int id); |
| |
| int ChildIdForTesting() const { return child_id_; } |
| const RenderPassList& RenderPassesInDrawOrderForTesting() const { |
| return render_passes_in_draw_order_; |
| } |
| const ResourceProvider::ResourceIdArray& ResourcesForTesting() const { |
| return resources_; |
| } |
| |
| private: |
| void ClearChildId(); |
| |
| void AppendRainbowDebugBorder(RenderPass* render_pass, |
| AppendQuadsData* append_quads_data); |
| |
| void SetRenderPasses(RenderPassList* render_passes_in_draw_order); |
| void ClearRenderPasses(); |
| |
| // Returns |true| if the delegated_render_pass_id is part of the current |
| // frame and can be converted. |
| bool ConvertDelegatedRenderPassId( |
| RenderPass::Id delegated_render_pass_id, |
| RenderPass::Id* output_render_pass_id) const; |
| |
| void AppendRenderPassQuads( |
| RenderPass* render_pass, |
| const OcclusionTracker<LayerImpl>& occlusion_tracker, |
| AppendQuadsData* append_quads_data, |
| const RenderPass* delegated_render_pass, |
| const gfx::Size& frame_size) const; |
| |
| // LayerImpl overrides. |
| virtual const char* LayerTypeAsString() const OVERRIDE; |
| |
| bool have_render_passes_to_push_; |
| float inverse_device_scale_factor_; |
| RenderPassList render_passes_in_draw_order_; |
| base::hash_map<RenderPass::Id, int> render_passes_index_by_id_; |
| ResourceProvider::ResourceIdArray resources_; |
| |
| int child_id_; |
| bool own_child_id_; |
| |
| DISALLOW_COPY_AND_ASSIGN(DelegatedRendererLayerImpl); |
| }; |
| |
| } // namespace cc |
| |
| #endif // CC_LAYERS_DELEGATED_RENDERER_LAYER_IMPL_H_ |