#include <stdio.h>
#include <time.h>
#include <sys/time.h>

#include "nexus.h"

void (*DeltaFunc)(void);

void DeltaCompute(void) {
	// Once every second
	t0 = time(NULL);
    if (t0 - tprev > 0) {
        tprev = t0;
        sprintf(fps_text, "%u fps", fps);
        fps = 0;
    }

	// Once every half second
    gettimeofday(&tv0, NULL);
    tvdiff(&tv_prev, &tv0, &tv_diff);
    if (tv_diff.tv_sec >= 1 || tv_diff.tv_usec >= 500000) {
        tv_prev.tv_sec = tv0.tv_sec;
        tv_prev.tv_usec = tv0.tv_usec;
        terminal_cursor_blink = !terminal_cursor_blink;
    }

    delta += 1.0;
    if (delta >= 360.0)
	    delta -= 360.0;

	FlagUpdate();
}