mirror of
https://github.com/libretro/RetroArch
synced 2025-02-07 12:39:54 +00:00
66 lines
1.8 KiB
C
66 lines
1.8 KiB
C
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/* RetroArch - A frontend for libretro.
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* Copyright (C) 2010-2014 - Hans-Kristian Arntzen
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* Copyright (C) 2011-2015 - Daniel De Matteis
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*
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* RetroArch is free software: you can redistribute it and/or modify it under the terms
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* of the GNU General Public License as published by the Free Software Found-
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* ation, either version 3 of the License, or (at your option) any later version.
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*
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* RetroArch is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY;
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* without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
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* PURPOSE. See the GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License along with RetroArch.
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* If not, see <http://www.gnu.org/licenses/>.
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*/
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#ifndef __VIDEO_MONITOR_H
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#define __VIDEO_MONITOR_H
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#include <boolean.h>
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#ifdef __cplusplus
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extern "C" {
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#endif
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void video_monitor_adjust_system_rates(void);
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/**
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* video_monitor_set_refresh_rate:
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* @hz : New refresh rate for monitor.
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*
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* Sets monitor refresh rate to new value.
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**/
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void video_monitor_set_refresh_rate(float hz);
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/**
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* video_monitor_compute_fps_statistics:
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*
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* Computes monitor FPS statistics.
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**/
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void video_monitor_compute_fps_statistics(void);
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/**
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* video_monitor_fps_statistics
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* @refresh_rate : Monitor refresh rate.
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* @deviation : Deviation from measured refresh rate.
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* @sample_points : Amount of sampled points.
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*
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* Gets the monitor FPS statistics based on the current
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* runtime.
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*
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* Returns: true (1) on success.
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* false (0) if:
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* a) threaded video mode is enabled
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* b) less than 2 frame time samples.
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* c) FPS monitor enable is off.
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**/
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bool video_monitor_fps_statistics(double *refresh_rate,
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double *deviation, unsigned *sample_points);
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#ifdef __cplusplus
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}
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#endif
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#endif
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