cc/render_pass.cc

   1 // Copyright 2011 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/render_pass.h"
   6
   7 namespace cc {
   8
   9 scoped_ptr<RenderPass> RenderPass::Create() {
  10   return make_scoped_ptr(new RenderPass);
  11 }
  12
  13 RenderPass::RenderPass()
  14     : id(Id(-1, -1)),
  15       has_transparent_background(true),
  16       has_occlusion_from_outside_target_surface(false) {
  17 }
  18
  19 RenderPass::~RenderPass() {
  20 }
  21
  22 scoped_ptr<RenderPass> RenderPass::Copy(Id new_id) const {
  23   DCHECK(new_id != id);
  24
  25   scoped_ptr<RenderPass> copy_pass(Create());
  26   copy_pass->SetAll(new_id,
  27                     output_rect,
  28                     damage_rect,
  29                     transform_to_root_target,
  30                     has_transparent_background,
  31                     has_occlusion_from_outside_target_surface);
  32   return copy_pass.Pass();
  33 }
  34
  35 void RenderPass::SetNew(Id id,
  36                         gfx::Rect output_rect,
  37                         gfx::RectF damage_rect,
  38                         const gfx::Transform& transform_to_root_target) {
  39   DCHECK_GT(id.layer_id, 0);
  40   DCHECK_GE(id.index, 0);
  41
  42   this->id = id;
  43   this->output_rect = output_rect;
  44   this->damage_rect = damage_rect;
  45   this->transform_to_root_target = transform_to_root_target;
  46
  47   DCHECK(quad_list.empty());
  48   DCHECK(shared_quad_state_list.empty());
  49 }
  50
  51 void RenderPass::SetAll(Id id,
  52                         gfx::Rect output_rect,
  53                         gfx::RectF damage_rect,
  54                         const gfx::Transform& transform_to_root_target,
  55                         bool has_transparent_background,
  56                         bool has_occlusion_from_outside_target_surface) {
  57   DCHECK_GT(id.layer_id, 0);
  58   DCHECK_GE(id.index, 0);
  59
  60   this->id = id;
  61   this->output_rect = output_rect;
  62   this->damage_rect = damage_rect;
  63   this->transform_to_root_target = transform_to_root_target;
  64   this->has_transparent_background = has_transparent_background;
  65   this->has_occlusion_from_outside_target_surface =
  66       has_occlusion_from_outside_target_surface;
  67
  68   DCHECK(quad_list.empty());
  69   DCHECK(shared_quad_state_list.empty());
  70 }
  71
  72 }  // namespace cc