cc/output/bsp_walk_action.cc

   1 // Copyright 2014 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 #include "cc/output/bsp_walk_action.h"
   6
   7 #include <vector>
   8
   9 #include "base/memory/scoped_ptr.h"
  10 #include "cc/output/direct_renderer.h"
  11 #include "cc/quads/draw_polygon.h"
  12 #include "cc/quads/draw_quad.h"
  13
  14 namespace cc {
  15
  16 BspWalkActionDrawPolygon::BspWalkActionDrawPolygon(
  17     DirectRenderer* renderer,
  18     DirectRenderer::DrawingFrame* frame,
  19     const gfx::Rect& render_pass_scissor,
  20     bool using_scissor_as_optimization)
  21     : renderer_(renderer),
  22       frame_(frame),
  23       render_pass_scissor_(render_pass_scissor),
  24       using_scissor_as_optimization_(using_scissor_as_optimization) {
  25 }
  26
  27 void BspWalkActionDrawPolygon::operator()(DrawPolygon* item) {
  28   gfx::Transform inverse_transform;
  29   bool invertible =
  30       item->original_ref()->quadTransform().GetInverse(&inverse_transform);
  31   DCHECK(invertible);
  32   item->TransformToLayerSpace(inverse_transform);
  33   renderer_->DoDrawPolygon(*item, frame_, render_pass_scissor_,
  34                            using_scissor_as_optimization_);
  35 }
  36
  37 BspWalkActionToVector::BspWalkActionToVector(std::vector<DrawPolygon*>* in_list)
  38     : list_(in_list) {
  39 }
  40
  41 void BspWalkActionToVector::operator()(DrawPolygon* item) {
  42   list_->push_back(item);
  43 }
  44
  45 }  // namespace cc