static bool main_loop (void) {
unsigned int app_state = 0;
unsigned long int counter = 0;
double s, t;
initial_condition(n, px, py, vx, vy, m);
s = 0.0;
NBODY_OMP_PARALLEL
do {
NBODY_OMP_MASTER
{
t = timer();
}
physics_advance(dt, n, px, py, vx, vy, m);
NBODY_OMP_MASTER
{
t = timer() - t;
s += t;
if (draw_redraw()) {
draw_particles(dt, n, px, py, vx, vy, m);
app_state = draw_input(app_state, &dt);
}
counter += 1;
if ((counter % 1000LU) == 0)
printf("%lu\n", counter);
}
NBODY_OMP_BARRIER
;
} while (! (app_state & EXIT) &&
! (app_state & RESET));
printf("%lu physics iterations over %f seconds, ratio %f\n",
counter, s, counter/s);
return app_state & RESET;
}
void draw_reshape(int w, int h){
win_w = w;
win_h = h;
draw_redraw();
}
void camera_set_position(vec_t pos){
cam_pos = pos;
draw_redraw();
}
