| // Copyright 2013 The Chromium Authors |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #ifndef CC_SCHEDULER_SCHEDULER_SETTINGS_H_ |
| #define CC_SCHEDULER_SCHEDULER_SETTINGS_H_ |
| |
| #include <memory> |
| |
| #include "cc/cc_export.h" |
| |
| namespace base { |
| namespace trace_event { |
| class ConvertableToTraceFormat; |
| } |
| } |
| |
| namespace cc { |
| |
| class CC_EXPORT SchedulerSettings { |
| public: |
| SchedulerSettings(); |
| SchedulerSettings(const SchedulerSettings& other); |
| ~SchedulerSettings(); |
| |
| // Whether a BeginMainFrame should be issued while there is a pending-tree |
| // still waiting to be activated. This is disabled by default for the UI |
| // compositor, and enabled for renderers (unless there are too few cores). |
| bool main_frame_before_activation_enabled = false; |
| |
| // Whether a BeginMainFrame should be issued while there is a previous commit |
| // still waiting to be processed. |
| bool main_frame_before_commit_enabled = false; |
| |
| // Whether commits should happen directly to the active tree, skipping the |
| // pending tree. This is turned on only for the UI compositor (and in some |
| // tests). |
| bool commit_to_active_tree = false; |
| |
| // This is enabled for android-webview. |
| bool using_synchronous_renderer_compositor = false; |
| |
| // Turning this on effectively disables pipelining of compositor frame |
| // production stages by waiting for each stage to complete before producing |
| // the frame. This is enabled for headless-mode and some tests, and disabled |
| // elsewhere by default. |
| bool wait_for_all_pipeline_stages_before_draw = false; |
| |
| int maximum_number_of_failed_draws_before_draw_is_forced = 3; |
| |
| // Whether to disable the limit by which frames are drawn. If this is set, |
| // draws are not throttled when pending frames exceed the allowed maximum, as |
| // they would be under the default settings. |
| bool disable_frame_rate_limit = false; |
| |
| std::unique_ptr<base::trace_event::ConvertableToTraceFormat> AsValue() const; |
| }; |
| |
| } // namespace cc |
| |
| #endif // CC_SCHEDULER_SCHEDULER_SETTINGS_H_ |