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 <vector>
   9
  10 #include "base/basictypes.h"
  11 #include "cc/base/cc_export.h"
  12 #include "cc/debug/layer_tree_debug_state.h"
  13 #include "cc/output/renderer_settings.h"
  14 #include "cc/scheduler/scheduler_settings.h"
  15 #include "third_party/skia/include/core/SkColor.h"
  16 #include "ui/gfx/geometry/size.h"
  17
  18 namespace cc {
  19
  20 class CC_EXPORT LayerSettings {
  21  public:
  22   LayerSettings();
  23   ~LayerSettings();
  24
  25   bool use_compositor_animation_timelines;
  26 };
  27
  28 class CC_EXPORT LayerTreeSettings {
  29  public:
  30   LayerTreeSettings();
  31   ~LayerTreeSettings();
  32
  33   RendererSettings renderer_settings;
  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 accelerated_animation_enabled;
  39   bool can_use_lcd_text;
  40   bool use_distance_field_text;
  41   bool gpu_rasterization_enabled;
  42   bool gpu_rasterization_forced;
  43   int gpu_rasterization_msaa_sample_count;
  44   float gpu_rasterization_skewport_target_time_in_seconds;
  45   bool create_low_res_tiling;
  46
  47   enum ScrollbarAnimator {
  48     NO_ANIMATOR,
  49     LINEAR_FADE,
  50     THINNING,
  51   };
  52   ScrollbarAnimator scrollbar_animator;
  53   int scrollbar_fade_delay_ms;
  54   int scrollbar_fade_resize_delay_ms;
  55   int scrollbar_fade_duration_ms;
  56   SkColor solid_color_scrollbar_color;
  57   bool timeout_and_draw_when_animation_checkerboards;
  58   bool layer_transforms_should_scale_layer_contents;
  59   bool layers_always_allowed_lcd_text;
  60   float minimum_contents_scale;
  61   float low_res_contents_scale_factor;
  62   float top_controls_show_threshold;
  63   float top_controls_hide_threshold;
  64   double background_animation_rate;
  65   gfx::Size default_tile_size;
  66   gfx::Size max_untiled_layer_size;
  67   gfx::Size default_tile_grid_size;
  68   gfx::Size minimum_occlusion_tracking_size;
  69   size_t tiling_interest_area_padding;
  70   float skewport_target_time_in_seconds;
  71   int skewport_extrapolation_limit_in_content_pixels;
  72   size_t max_memory_for_prepaint_percentage;
  73   bool strict_layer_property_change_checking;
  74   bool use_zero_copy;
  75   bool use_persistent_map_for_gpu_memory_buffers;
  76   bool enable_elastic_overscroll;
  77   // An array of image texture targets for each GpuMemoryBuffer format.
  78   std::vector<unsigned> use_image_texture_targets;
  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   bool invert_viewport_scroll_order;
  88   bool wait_for_beginframe_interval;
  89   int max_staging_buffers;
  90
  91   LayerTreeDebugState initial_debug_state;
  92
  93   SchedulerSettings ToSchedulerSettings() const;
  94 };
  95
  96 }  // namespace cc
  97
  98 #endif  // CC_TREES_LAYER_TREE_SETTINGS_H_