core/timer.h


1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23

// file    : core/timer.h
// project : Salis-VM
// author  : Paul Oliver <contact@pauloliver.dev>
//
// Utilities to help measure time intervals and simulation speed.

#pragma once

struct Timer {
    struct timespec time_start;
    float time_delta;
};

struct TimerSPS {
    struct Timer timer;
    uint64_t step_start;
    float steps_per_sec;
};

void timer_reset(struct Timer *timer);
void timer_measure(struct Timer *timer);
void timer_sps_reset(struct TimerSPS *timer_sps);
void timer_sps_measure(struct TimerSPS *timer_sps);