cc/trees/layer_tree_settings.h

   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 #ifndef CC_TREES_LAYER_TREE_SETTINGS_H_
   6 #define CC_TREES_LAYER_TREE_SETTINGS_H_
   7
   8 #include "base/basictypes.h"
   9 #include "cc/base/cc_export.h"
  10 #include "cc/debug/layer_tree_debug_state.h"
  11 #include "cc/output/renderer_settings.h"
  12 #include "cc/scheduler/scheduler_settings.h"
  13 #include "third_party/skia/include/core/SkColor.h"
  14 #include "ui/gfx/geometry/size.h"
  15
  16 namespace cc {
  17
  18 class CC_EXPORT LayerTreeSettings {
  19  public:
  20   LayerTreeSettings();
  21   ~LayerTreeSettings();
  22
  23   RendererSettings renderer_settings;
  24   bool impl_side_painting;
  25   bool raster_enabled;
  26   bool throttle_frame_production;
  27   bool single_thread_proxy_scheduler;
  28   bool use_external_begin_frame_source;
  29   bool main_frame_before_activation_enabled;
  30   bool using_synchronous_renderer_compositor;
  31   bool report_overscroll_only_for_scrollable_axes;
  32   bool per_tile_painting_enabled;
  33   bool accelerated_animation_enabled;
  34   bool can_use_lcd_text;
  35   bool use_distance_field_text;
  36   bool gpu_rasterization_enabled;
  37   bool gpu_rasterization_forced;
  38   int gpu_rasterization_msaa_sample_count;
  39   float gpu_rasterization_skewport_target_time_in_seconds;
  40   bool create_low_res_tiling;
  41
  42   enum ScrollbarAnimator {
  43     NO_ANIMATOR,
  44     LINEAR_FADE,
  45     THINNING,
  46   };
  47   ScrollbarAnimator scrollbar_animator;
  48   int scrollbar_fade_delay_ms;
  49   int scrollbar_fade_resize_delay_ms;
  50   int scrollbar_fade_duration_ms;
  51   float scrollbar_show_scale_threshold;
  52   SkColor solid_color_scrollbar_color;
  53   bool timeout_and_draw_when_animation_checkerboards;
  54   int maximum_number_of_failed_draws_before_draw_is_forced_;
  55   bool layer_transforms_should_scale_layer_contents;
  56   bool layers_always_allowed_lcd_text;
  57   float minimum_contents_scale;
  58   float low_res_contents_scale_factor;
  59   float top_controls_show_threshold;
  60   float top_controls_hide_threshold;
  61   double background_animation_rate;
  62   size_t max_partial_texture_updates;
  63   gfx::Size default_tile_size;
  64   gfx::Size max_untiled_layer_size;
  65   gfx::Size default_tile_grid_size;
  66   gfx::Size minimum_occlusion_tracking_size;
  67   bool use_pinch_zoom_scrollbars;
  68   bool use_pinch_virtual_viewport;
  69   size_t max_tiles_for_interest_area;
  70   float skewport_target_time_in_seconds;
  71   int skewport_extrapolation_limit_in_content_pixels;
  72   size_t max_unused_resource_memory_percentage;
  73   size_t max_memory_for_prepaint_percentage;
  74   bool strict_layer_property_change_checking;
  75   bool use_one_copy;
  76   bool use_zero_copy;
  77   bool enable_elastic_overscroll;
  78   unsigned use_image_texture_target;
  79   bool ignore_root_layer_flings;
  80   size_t scheduled_raster_task_limit;
  81   bool use_occlusion_for_tile_prioritization;
  82   bool record_full_layer;
  83   bool use_display_lists;
  84   bool verify_property_trees;
  85   bool gather_pixel_refs;
  86   bool use_compositor_animation_timelines;
  87
  88   LayerTreeDebugState initial_debug_state;
  89
  90   SchedulerSettings ToSchedulerSettings() const;
  91 };
  92
  93 }  // namespace cc
  94
  95 #endif  // CC_TREES_LAYER_TREE_SETTINGS_H_