cc/debug/layer_tree_debug_state.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/debug/layer_tree_debug_state.h"
   6
   7 #include "base/logging.h"
   8
   9 namespace cc {
  10
  11 // IMPORTANT: new fields must be added to Equal() and Unite()
  12 LayerTreeDebugState::LayerTreeDebugState()
  13     : show_fps_counter(false),
  14       show_debug_borders(false),
  15       continuous_painting(false),
  16       show_paint_rects(false),
  17       show_property_changed_rects(false),
  18       show_surface_damage_rects(false),
  19       show_screen_space_rects(false),
  20       show_replica_screen_space_rects(false),
  21       show_occluding_rects(false),
  22       show_non_occluding_rects(false),
  23       show_touch_event_handler_rects(false),
  24       show_wheel_event_handler_rects(false),
  25       show_non_fast_scrollable_rects(false),
  26       slow_down_raster_scale_factor(0),
  27       rasterize_only_visible_content(false),
  28       show_picture_borders(false),
  29       record_rendering_stats_(false) {}
  30
  31 LayerTreeDebugState::~LayerTreeDebugState() {}
  32
  33 void LayerTreeDebugState::SetRecordRenderingStats(bool enabled) {
  34   record_rendering_stats_ = enabled;
  35 }
  36
  37 bool LayerTreeDebugState::RecordRenderingStats() const {
  38   return record_rendering_stats_ || continuous_painting;
  39 }
  40
  41 bool LayerTreeDebugState::ShowHudInfo() const {
  42   return show_fps_counter || continuous_painting ||
  43          ShowHudRects();
  44 }
  45
  46 bool LayerTreeDebugState::ShowHudRects() const {
  47   return show_paint_rects || show_property_changed_rects ||
  48          show_surface_damage_rects || show_screen_space_rects ||
  49          show_replica_screen_space_rects || show_occluding_rects ||
  50          show_non_occluding_rects || show_touch_event_handler_rects ||
  51          show_wheel_event_handler_rects || show_non_fast_scrollable_rects;
  52 }
  53
  54 bool LayerTreeDebugState::ShowMemoryStats() const {
  55   return show_fps_counter || continuous_painting;
  56 }
  57
  58 bool LayerTreeDebugState::Equal(const LayerTreeDebugState& a,
  59                                 const LayerTreeDebugState& b) {
  60   return (a.show_fps_counter == b.show_fps_counter &&
  61           a.show_debug_borders == b.show_debug_borders &&
  62           a.continuous_painting == b.continuous_painting &&
  63           a.show_paint_rects == b.show_paint_rects &&
  64           a.show_property_changed_rects == b.show_property_changed_rects &&
  65           a.show_surface_damage_rects == b.show_surface_damage_rects &&
  66           a.show_screen_space_rects == b.show_screen_space_rects &&
  67           a.show_replica_screen_space_rects ==
  68           b.show_replica_screen_space_rects &&
  69           a.show_occluding_rects == b.show_occluding_rects &&
  70           a.show_non_occluding_rects == b.show_non_occluding_rects &&
  71           a.show_touch_event_handler_rects ==
  72           b.show_touch_event_handler_rects &&
  73           a.show_wheel_event_handler_rects ==
  74           b.show_wheel_event_handler_rects &&
  75           a.show_non_fast_scrollable_rects ==
  76           b.show_non_fast_scrollable_rects &&
  77           a.slow_down_raster_scale_factor == b.slow_down_raster_scale_factor &&
  78           a.rasterize_only_visible_content ==
  79           b.rasterize_only_visible_content &&
  80           a.show_picture_borders == b.show_picture_borders &&
  81           a.record_rendering_stats_ == b.record_rendering_stats_);
  82 }
  83
  84 LayerTreeDebugState LayerTreeDebugState::Unite(const LayerTreeDebugState& a,
  85                                                const LayerTreeDebugState& b) {
  86   LayerTreeDebugState r(a);
  87
  88   r.show_fps_counter |= b.show_fps_counter;
  89   r.show_debug_borders |= b.show_debug_borders;
  90   r.continuous_painting |= b.continuous_painting;
  91
  92   r.show_paint_rects |= b.show_paint_rects;
  93   r.show_property_changed_rects |= b.show_property_changed_rects;
  94   r.show_surface_damage_rects |= b.show_surface_damage_rects;
  95   r.show_screen_space_rects |= b.show_screen_space_rects;
  96   r.show_replica_screen_space_rects |= b.show_replica_screen_space_rects;
  97   r.show_occluding_rects |= b.show_occluding_rects;
  98   r.show_non_occluding_rects |= b.show_non_occluding_rects;
  99   r.show_touch_event_handler_rects |= b.show_touch_event_handler_rects;
 100   r.show_wheel_event_handler_rects |= b.show_wheel_event_handler_rects;
 101   r.show_non_fast_scrollable_rects |= b.show_non_fast_scrollable_rects;
 102
 103   if (b.slow_down_raster_scale_factor)
 104     r.slow_down_raster_scale_factor = b.slow_down_raster_scale_factor;
 105   r.rasterize_only_visible_content |= b.rasterize_only_visible_content;
 106   r.show_picture_borders |= b.show_picture_borders;
 107
 108   r.record_rendering_stats_ |= b.record_rendering_stats_;
 109
 110   return r;
 111 }
 112
 113 }  // namespace cc