cc/test/layer_tree_host_common_test.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/test/layer_tree_host_common_test.h"
   6
   7 #include "cc/layers/layer.h"
   8 #include "cc/layers/layer_impl.h"
   9 #include "cc/test/fake_layer_tree_host.h"
  10 #include "cc/trees/layer_tree_host_common.h"
  11
  12 namespace cc {
  13
  14 LayerTreeHostCommonTestBase::LayerTreeHostCommonTestBase()
  15     : client_(FakeLayerTreeHostClient::DIRECT_3D),
  16       render_surface_layer_list_count_(0) {
  17 }
  18
  19 LayerTreeHostCommonTestBase::~LayerTreeHostCommonTestBase() {
  20 }
  21
  22 void LayerTreeHostCommonTestBase::SetLayerPropertiesForTesting(
  23     Layer* layer,
  24     const gfx::Transform& transform,
  25     const gfx::Point3F& transform_origin,
  26     const gfx::PointF& position,
  27     const gfx::Size& bounds,
  28     bool flatten_transform,
  29     bool is_3d_sorted) {
  30   SetLayerPropertiesForTestingInternal(layer, transform, transform_origin,
  31                                        position, bounds, flatten_transform,
  32                                        is_3d_sorted);
  33 }
  34
  35 void LayerTreeHostCommonTestBase::SetLayerPropertiesForTesting(
  36     LayerImpl* layer,
  37     const gfx::Transform& transform,
  38     const gfx::Point3F& transform_origin,
  39     const gfx::PointF& position,
  40     const gfx::Size& bounds,
  41     bool flatten_transform,
  42     bool is_3d_sorted,
  43     bool create_render_surface) {
  44   SetLayerPropertiesForTestingInternal(layer, transform, transform_origin,
  45                                        position, bounds, flatten_transform,
  46                                        is_3d_sorted);
  47   if (create_render_surface) {
  48     layer->SetHasRenderSurface(true);
  49   }
  50
  51   layer->SetContentBounds(bounds);
  52 }
  53
  54 void LayerTreeHostCommonTestBase::ExecuteCalculateDrawProperties(
  55     Layer* root_layer,
  56     float device_scale_factor,
  57     float page_scale_factor,
  58     Layer* page_scale_application_layer,
  59     bool can_use_lcd_text,
  60     bool layers_always_allowed_lcd_text) {
  61   EXPECT_TRUE(page_scale_application_layer || (page_scale_factor == 1.f));
  62   gfx::Transform identity_matrix;
  63   gfx::Size device_viewport_size =
  64       gfx::Size(root_layer->bounds().width() * device_scale_factor,
  65                 root_layer->bounds().height() * device_scale_factor);
  66
  67   render_surface_layer_list_.reset(new RenderSurfaceLayerList);
  68
  69   // We are probably not testing what is intended if the root_layer bounds are
  70   // empty.
  71   DCHECK(!root_layer->bounds().IsEmpty());
  72   LayerTreeHostCommon::CalcDrawPropsMainInputsForTesting inputs(
  73       root_layer, device_viewport_size, render_surface_layer_list_.get());
  74   inputs.device_scale_factor = device_scale_factor;
  75   inputs.page_scale_factor = page_scale_factor;
  76   inputs.page_scale_application_layer = page_scale_application_layer;
  77   inputs.can_use_lcd_text = can_use_lcd_text;
  78   inputs.layers_always_allowed_lcd_text = layers_always_allowed_lcd_text;
  79   inputs.can_adjust_raster_scales = true;
  80   LayerTreeHostCommon::CalculateDrawProperties(&inputs);
  81 }
  82
  83 void LayerTreeHostCommonTestBase::ExecuteCalculateDrawProperties(
  84     LayerImpl* root_layer,
  85     float device_scale_factor,
  86     float page_scale_factor,
  87     LayerImpl* page_scale_application_layer,
  88     bool can_use_lcd_text,
  89     bool layers_always_allowed_lcd_text) {
  90   gfx::Transform identity_matrix;
  91   gfx::Size device_viewport_size =
  92       gfx::Size(root_layer->bounds().width() * device_scale_factor,
  93                 root_layer->bounds().height() * device_scale_factor);
  94
  95   render_surface_layer_list_impl_.reset(new LayerImplList);
  96
  97   // We are probably not testing what is intended if the root_layer bounds are
  98   // empty.
  99   DCHECK(!root_layer->bounds().IsEmpty());
 100   LayerTreeHostCommon::CalcDrawPropsImplInputsForTesting inputs(
 101       root_layer, device_viewport_size, render_surface_layer_list_impl_.get());
 102   inputs.device_scale_factor = device_scale_factor;
 103   inputs.page_scale_factor = page_scale_factor;
 104   inputs.page_scale_application_layer = page_scale_application_layer;
 105   inputs.can_use_lcd_text = can_use_lcd_text;
 106   inputs.layers_always_allowed_lcd_text = layers_always_allowed_lcd_text;
 107   inputs.can_adjust_raster_scales = true;
 108
 109   ++render_surface_layer_list_count_;
 110   inputs.current_render_surface_layer_list_id =
 111       render_surface_layer_list_count_;
 112
 113   LayerTreeHostCommon::CalculateDrawProperties(&inputs);
 114 }
 115
 116 scoped_ptr<FakeLayerTreeHost>
 117 LayerTreeHostCommonTestBase::CreateFakeLayerTreeHost() {
 118   return FakeLayerTreeHost::Create(&client_);
 119 }
 120
 121 }  // namespace cc