14e180b6a0b4720a9b8e9e959a882386f690f08ffTorne (Richard Coles)// Copyright 2013 The Chromium Authors. All rights reserved. 24e180b6a0b4720a9b8e9e959a882386f690f08ffTorne (Richard Coles)// Use of this source code is governed by a BSD-style license that can be 34e180b6a0b4720a9b8e9e959a882386f690f08ffTorne (Richard Coles)// found in the LICENSE file. 44e180b6a0b4720a9b8e9e959a882386f690f08ffTorne (Richard Coles) 54e180b6a0b4720a9b8e9e959a882386f690f08ffTorne (Richard Coles)#include "cc/layers/delegated_frame_provider.h" 64e180b6a0b4720a9b8e9e959a882386f690f08ffTorne (Richard Coles) 74e180b6a0b4720a9b8e9e959a882386f690f08ffTorne (Richard Coles)#include "cc/layers/delegated_frame_resource_collection.h" 84e180b6a0b4720a9b8e9e959a882386f690f08ffTorne (Richard Coles)#include "cc/layers/delegated_renderer_layer.h" 94e180b6a0b4720a9b8e9e959a882386f690f08ffTorne (Richard Coles)#include "cc/output/delegated_frame_data.h" 104e180b6a0b4720a9b8e9e959a882386f690f08ffTorne (Richard Coles)#include "cc/quads/render_pass_draw_quad.h" 114e180b6a0b4720a9b8e9e959a882386f690f08ffTorne (Richard Coles) 124e180b6a0b4720a9b8e9e959a882386f690f08ffTorne (Richard Coles)namespace cc { 134e180b6a0b4720a9b8e9e959a882386f690f08ffTorne (Richard Coles) 144e180b6a0b4720a9b8e9e959a882386f690f08ffTorne (Richard Coles)DelegatedFrameProvider::DelegatedFrameProvider( 154e180b6a0b4720a9b8e9e959a882386f690f08ffTorne (Richard Coles) const scoped_refptr<DelegatedFrameResourceCollection>& resource_collection, 164e180b6a0b4720a9b8e9e959a882386f690f08ffTorne (Richard Coles) scoped_ptr<DelegatedFrameData> frame) 174e180b6a0b4720a9b8e9e959a882386f690f08ffTorne (Richard Coles) : resource_collection_(resource_collection) { 184e180b6a0b4720a9b8e9e959a882386f690f08ffTorne (Richard Coles) RenderPass* root_pass = frame->render_pass_list.back(); 194e180b6a0b4720a9b8e9e959a882386f690f08ffTorne (Richard Coles) frame_size_ = root_pass->output_rect.size(); 204e180b6a0b4720a9b8e9e959a882386f690f08ffTorne (Richard Coles) DCHECK(!frame_size_.IsEmpty()); 214e180b6a0b4720a9b8e9e959a882386f690f08ffTorne (Richard Coles) SetFrameData(frame.Pass()); 224e180b6a0b4720a9b8e9e959a882386f690f08ffTorne (Richard Coles)} 234e180b6a0b4720a9b8e9e959a882386f690f08ffTorne (Richard Coles) 244e180b6a0b4720a9b8e9e959a882386f690f08ffTorne (Richard Coles)DelegatedFrameProvider::~DelegatedFrameProvider() { 254e180b6a0b4720a9b8e9e959a882386f690f08ffTorne (Richard Coles) ReturnedResourceArray returned; 264e180b6a0b4720a9b8e9e959a882386f690f08ffTorne (Richard Coles) TransferableResource::ReturnResources(frame_->resource_list, &returned); 274e180b6a0b4720a9b8e9e959a882386f690f08ffTorne (Richard Coles) resource_collection_->UnrefResources(returned); 284e180b6a0b4720a9b8e9e959a882386f690f08ffTorne (Richard Coles)} 294e180b6a0b4720a9b8e9e959a882386f690f08ffTorne (Richard Coles) 304e180b6a0b4720a9b8e9e959a882386f690f08ffTorne (Richard Coles)void DelegatedFrameProvider::AddObserver(DelegatedRendererLayer* layer) { 31a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles)#if DCHECK_IS_ON 32a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles) for (size_t i = 0; i < observers_.size(); ++i) 33a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles) DCHECK(observers_[i].layer != layer); 34a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles)#endif 354e180b6a0b4720a9b8e9e959a882386f690f08ffTorne (Richard Coles) 364e180b6a0b4720a9b8e9e959a882386f690f08ffTorne (Richard Coles) observers_.push_back(Observer(layer, gfx::RectF(frame_size_))); 374e180b6a0b4720a9b8e9e959a882386f690f08ffTorne (Richard Coles) 384e180b6a0b4720a9b8e9e959a882386f690f08ffTorne (Richard Coles) DCHECK(frame_) << "Must have a frame when given to a DelegatedRendererLayer."; 394e180b6a0b4720a9b8e9e959a882386f690f08ffTorne (Richard Coles)} 404e180b6a0b4720a9b8e9e959a882386f690f08ffTorne (Richard Coles) 414e180b6a0b4720a9b8e9e959a882386f690f08ffTorne (Richard Coles)void DelegatedFrameProvider::RemoveObserver(DelegatedRendererLayer* layer) { 424e180b6a0b4720a9b8e9e959a882386f690f08ffTorne (Richard Coles) bool found_observer = false; 434e180b6a0b4720a9b8e9e959a882386f690f08ffTorne (Richard Coles) for (size_t i = 0; i < observers_.size(); ++i) { 444e180b6a0b4720a9b8e9e959a882386f690f08ffTorne (Richard Coles) if (observers_[i].layer != layer) 454e180b6a0b4720a9b8e9e959a882386f690f08ffTorne (Richard Coles) continue; 464e180b6a0b4720a9b8e9e959a882386f690f08ffTorne (Richard Coles) observers_.erase(observers_.begin() + i); 474e180b6a0b4720a9b8e9e959a882386f690f08ffTorne (Richard Coles) found_observer = true; 484e180b6a0b4720a9b8e9e959a882386f690f08ffTorne (Richard Coles) break; 494e180b6a0b4720a9b8e9e959a882386f690f08ffTorne (Richard Coles) } 504e180b6a0b4720a9b8e9e959a882386f690f08ffTorne (Richard Coles) DCHECK(found_observer); 514e180b6a0b4720a9b8e9e959a882386f690f08ffTorne (Richard Coles)} 524e180b6a0b4720a9b8e9e959a882386f690f08ffTorne (Richard Coles) 534e180b6a0b4720a9b8e9e959a882386f690f08ffTorne (Richard Coles)void DelegatedFrameProvider::SetFrameData( 544e180b6a0b4720a9b8e9e959a882386f690f08ffTorne (Richard Coles) scoped_ptr<DelegatedFrameData> frame) { 554e180b6a0b4720a9b8e9e959a882386f690f08ffTorne (Richard Coles) DCHECK(frame); 564e180b6a0b4720a9b8e9e959a882386f690f08ffTorne (Richard Coles) DCHECK_NE(0u, frame->render_pass_list.size()); 574e180b6a0b4720a9b8e9e959a882386f690f08ffTorne (Richard Coles) 584e180b6a0b4720a9b8e9e959a882386f690f08ffTorne (Richard Coles) if (frame_) { 594e180b6a0b4720a9b8e9e959a882386f690f08ffTorne (Richard Coles) ReturnedResourceArray returned; 604e180b6a0b4720a9b8e9e959a882386f690f08ffTorne (Richard Coles) TransferableResource::ReturnResources(frame_->resource_list, &returned); 614e180b6a0b4720a9b8e9e959a882386f690f08ffTorne (Richard Coles) resource_collection_->UnrefResources(returned); 624e180b6a0b4720a9b8e9e959a882386f690f08ffTorne (Richard Coles) } 634e180b6a0b4720a9b8e9e959a882386f690f08ffTorne (Richard Coles) 644e180b6a0b4720a9b8e9e959a882386f690f08ffTorne (Richard Coles) frame_ = frame.Pass(); 654e180b6a0b4720a9b8e9e959a882386f690f08ffTorne (Richard Coles) 664e180b6a0b4720a9b8e9e959a882386f690f08ffTorne (Richard Coles) resource_collection_->ReceivedResources(frame_->resource_list); 674e180b6a0b4720a9b8e9e959a882386f690f08ffTorne (Richard Coles) resource_collection_->RefResources(frame_->resource_list); 684e180b6a0b4720a9b8e9e959a882386f690f08ffTorne (Richard Coles) 694e180b6a0b4720a9b8e9e959a882386f690f08ffTorne (Richard Coles) RenderPass* root_pass = frame_->render_pass_list.back(); 704e180b6a0b4720a9b8e9e959a882386f690f08ffTorne (Richard Coles) DCHECK_EQ(frame_size_.ToString(), root_pass->output_rect.size().ToString()) 714e180b6a0b4720a9b8e9e959a882386f690f08ffTorne (Richard Coles) << "All frames in a single DelegatedFrameProvider must have the same " 724e180b6a0b4720a9b8e9e959a882386f690f08ffTorne (Richard Coles) << "size. Use a new frame provider for frames of a different size."; 734e180b6a0b4720a9b8e9e959a882386f690f08ffTorne (Richard Coles) 744e180b6a0b4720a9b8e9e959a882386f690f08ffTorne (Richard Coles) for (size_t i = 0; i < observers_.size(); ++i) { 754e180b6a0b4720a9b8e9e959a882386f690f08ffTorne (Richard Coles) observers_[i].damage = 764e180b6a0b4720a9b8e9e959a882386f690f08ffTorne (Richard Coles) gfx::UnionRects(observers_[i].damage, root_pass->damage_rect); 774e180b6a0b4720a9b8e9e959a882386f690f08ffTorne (Richard Coles) observers_[i].layer->ProviderHasNewFrame(); 784e180b6a0b4720a9b8e9e959a882386f690f08ffTorne (Richard Coles) } 794e180b6a0b4720a9b8e9e959a882386f690f08ffTorne (Richard Coles)} 804e180b6a0b4720a9b8e9e959a882386f690f08ffTorne (Richard Coles) 814e180b6a0b4720a9b8e9e959a882386f690f08ffTorne (Richard Coles)DelegatedFrameData* DelegatedFrameProvider::GetFrameDataAndRefResources( 824e180b6a0b4720a9b8e9e959a882386f690f08ffTorne (Richard Coles) DelegatedRendererLayer* observer, 834e180b6a0b4720a9b8e9e959a882386f690f08ffTorne (Richard Coles) gfx::RectF* damage) { 844e180b6a0b4720a9b8e9e959a882386f690f08ffTorne (Richard Coles) 854e180b6a0b4720a9b8e9e959a882386f690f08ffTorne (Richard Coles) bool found_observer = false; 864e180b6a0b4720a9b8e9e959a882386f690f08ffTorne (Richard Coles) for (size_t i = 0; i < observers_.size(); ++i) { 874e180b6a0b4720a9b8e9e959a882386f690f08ffTorne (Richard Coles) if (observers_[i].layer != observer) 884e180b6a0b4720a9b8e9e959a882386f690f08ffTorne (Richard Coles) continue; 894e180b6a0b4720a9b8e9e959a882386f690f08ffTorne (Richard Coles) *damage = observers_[i].damage; 904e180b6a0b4720a9b8e9e959a882386f690f08ffTorne (Richard Coles) // The observer is now responsible for the damage. 914e180b6a0b4720a9b8e9e959a882386f690f08ffTorne (Richard Coles) observers_[i].damage = gfx::RectF(); 924e180b6a0b4720a9b8e9e959a882386f690f08ffTorne (Richard Coles) found_observer = true; 934e180b6a0b4720a9b8e9e959a882386f690f08ffTorne (Richard Coles) } 944e180b6a0b4720a9b8e9e959a882386f690f08ffTorne (Richard Coles) DCHECK(found_observer); 954e180b6a0b4720a9b8e9e959a882386f690f08ffTorne (Richard Coles) 964e180b6a0b4720a9b8e9e959a882386f690f08ffTorne (Richard Coles) resource_collection_->RefResources(frame_->resource_list); 974e180b6a0b4720a9b8e9e959a882386f690f08ffTorne (Richard Coles) return frame_.get(); 984e180b6a0b4720a9b8e9e959a882386f690f08ffTorne (Richard Coles)} 994e180b6a0b4720a9b8e9e959a882386f690f08ffTorne (Richard Coles) 1004e180b6a0b4720a9b8e9e959a882386f690f08ffTorne (Richard Coles)ReturnCallback 1014e180b6a0b4720a9b8e9e959a882386f690f08ffTorne (Richard Coles)DelegatedFrameProvider::GetReturnResourcesCallbackForImplThread() { 1024e180b6a0b4720a9b8e9e959a882386f690f08ffTorne (Richard Coles) return resource_collection_->GetReturnResourcesCallbackForImplThread(); 1034e180b6a0b4720a9b8e9e959a882386f690f08ffTorne (Richard Coles)} 1044e180b6a0b4720a9b8e9e959a882386f690f08ffTorne (Richard Coles) 1054e180b6a0b4720a9b8e9e959a882386f690f08ffTorne (Richard Coles)void DelegatedFrameProvider::UnrefResourcesOnMainThread( 1064e180b6a0b4720a9b8e9e959a882386f690f08ffTorne (Richard Coles) const ReturnedResourceArray& returned) { 1074e180b6a0b4720a9b8e9e959a882386f690f08ffTorne (Richard Coles) resource_collection_->UnrefResources(returned); 1084e180b6a0b4720a9b8e9e959a882386f690f08ffTorne (Richard Coles)} 1094e180b6a0b4720a9b8e9e959a882386f690f08ffTorne (Richard Coles) 1104e180b6a0b4720a9b8e9e959a882386f690f08ffTorne (Richard Coles)} // namespace cc 111