| // Copyright 2014 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. |
| |
| #include "cc/layers/quad_sink.h" |
| |
| #include "cc/debug/debug_colors.h" |
| #include "cc/layers/append_quads_data.h" |
| #include "cc/layers/layer_impl.h" |
| #include "cc/quads/debug_border_draw_quad.h" |
| #include "cc/quads/render_pass.h" |
| #include "cc/quads/render_pass_draw_quad.h" |
| #include "cc/trees/occlusion_tracker.h" |
| #include "third_party/skia/include/core/SkColor.h" |
| #include "ui/gfx/transform.h" |
| |
| namespace cc { |
| |
| QuadSink::QuadSink(RenderPass* render_pass, |
| const OcclusionTracker<LayerImpl>* occlusion_tracker) |
| : render_pass_(render_pass), |
| current_shared_quad_state_(NULL), |
| occlusion_tracker_(occlusion_tracker) { |
| } |
| |
| SharedQuadState* QuadSink::CreateSharedQuadState() { |
| current_shared_quad_state_ = render_pass_->CreateAndAppendSharedQuadState(); |
| return current_shared_quad_state_; |
| } |
| |
| gfx::Rect QuadSink::UnoccludedContentRect( |
| const gfx::Rect& content_rect, |
| const gfx::Transform& draw_transform) { |
| return occlusion_tracker_->UnoccludedContentRect(content_rect, |
| draw_transform); |
| } |
| |
| gfx::Rect QuadSink::UnoccludedContributingSurfaceContentRect( |
| const gfx::Rect& content_rect, |
| const gfx::Transform& draw_transform) { |
| return occlusion_tracker_->UnoccludedContributingSurfaceContentRect( |
| content_rect, draw_transform); |
| } |
| |
| void QuadSink::Append(scoped_ptr<DrawQuad> draw_quad) { |
| DCHECK(draw_quad->shared_quad_state == current_shared_quad_state_); |
| DCHECK(!render_pass_->shared_quad_state_list.empty()); |
| DCHECK(render_pass_->shared_quad_state_list.back() == |
| current_shared_quad_state_); |
| DCHECK(!draw_quad->rect.IsEmpty()); |
| DCHECK(!draw_quad->visible_rect.IsEmpty()); |
| render_pass_->quad_list.push_back(draw_quad.Pass()); |
| } |
| |
| } // namespace cc |