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 LayerSettings {
  19  public:
  20   LayerSettings();
  21   ~LayerSettings();
  22
  23   bool use_compositor_animation_timelines;
  24 };
  25
  26 class CC_EXPORT LayerTreeSettings {
  27  public:
  28   LayerTreeSettings();
  29   ~LayerTreeSettings();
  30
  31   RendererSettings renderer_settings;
  32   bool impl_side_painting;
  33   bool raster_enabled;
  34   bool single_thread_proxy_scheduler;
  35   bool use_external_begin_frame_source;
  36   bool main_frame_before_activation_enabled;
  37   bool using_synchronous_renderer_compositor;
  38   bool report_overscroll_only_for_scrollable_axes;
  39   bool accelerated_animation_enabled;
  40   bool can_use_lcd_text;
  41   bool use_distance_field_text;
  42   bool gpu_rasterization_enabled;
  43   bool gpu_rasterization_forced;
  44   int gpu_rasterization_msaa_sample_count;
  45   float gpu_rasterization_skewport_target_time_in_seconds;
  46   bool create_low_res_tiling;
  47
  48   enum ScrollbarAnimator {
  49     NO_ANIMATOR,
  50     LINEAR_FADE,
  51     THINNING,
  52   };
  53   ScrollbarAnimator scrollbar_animator;
  54   int scrollbar_fade_delay_ms;
  55   int scrollbar_fade_resize_delay_ms;
  56   int scrollbar_fade_duration_ms;
  57   float scrollbar_show_scale_threshold;
  58   SkColor solid_color_scrollbar_color;
  59   bool timeout_and_draw_when_animation_checkerboards;
  60   bool layer_transforms_should_scale_layer_contents;
  61   bool layers_always_allowed_lcd_text;
  62   float minimum_contents_scale;
  63   float low_res_contents_scale_factor;
  64   float top_controls_show_threshold;
  65   float top_controls_hide_threshold;
  66   double background_animation_rate;
  67   size_t max_partial_texture_updates;
  68   gfx::Size default_tile_size;
  69   gfx::Size max_untiled_layer_size;
  70   gfx::Size default_tile_grid_size;
  71   gfx::Size minimum_occlusion_tracking_size;
  72   float tiling_interest_area_viewport_multiplier;
  73   float skewport_target_time_in_seconds;
  74   int skewport_extrapolation_limit_in_content_pixels;
  75   size_t max_unused_resource_memory_percentage;
  76   size_t max_memory_for_prepaint_percentage;
  77   bool strict_layer_property_change_checking;
  78   bool use_one_copy;
  79   bool use_zero_copy;
  80   bool use_persistent_map_for_gpu_memory_buffers;
  81   bool enable_elastic_overscroll;
  82   unsigned use_image_texture_target;
  83   bool ignore_root_layer_flings;
  84   size_t scheduled_raster_task_limit;
  85   bool use_occlusion_for_tile_prioritization;
  86   bool record_full_layer;
  87   bool use_display_lists;
  88   bool verify_property_trees;
  89   bool gather_pixel_refs;
  90   bool use_compositor_animation_timelines;
  91   bool invert_viewport_scroll_order;
  92
  93   LayerTreeDebugState initial_debug_state;
  94
  95   SchedulerSettings ToSchedulerSettings() const;
  96 };
  97
  98 }  // namespace cc
  99
 100 #endif  // CC_TREES_LAYER_TREE_SETTINGS_H_