void update_evolve()
{
static clock_t lastP = 0;
static WINDOWPLACEMENT p;
// start timer
timer_mark();
if (!lastP || clock() - lastP > 1000)
{
GetWindowPlacement(g_hWnd, &p);
lastP = clock();
}
evolve_win_tick();
if (p.showCmd != SW_SHOWMINIMIZED && (g_EvolveState.step % 2 == 0))
evolve_win_draw(g_hWnd);
// Clamp it when viewing creatures so it doesnt evolve so fast you can't see whats going on
float dur = (float) timer_mark();
float stepCnt = (float)(g_EvolveState.parms.popCols * g_EvolveState.parms.popRows * 2);
float genPerSec = 3;
float minMs = (1.0f / genPerSec) / stepCnt;
if (g_Stats != 2 && dur < minMs)
Sleep( max( 1, (DWORD) (minMs - dur) ) );
}
GLvoid update_world() {
u_int dt;
u_int i;
if (++mutex_frames > 1) {
--mutex_frames;
printf("update already occuring\n");
return;
}
mutex_frames = 1;
dt = timer_mark(timer_frames);
gv = gv * GR + GQ * (float) dt;
// printf("target: %d / elapsed: %d [avg: %0.3f] / CI: %d\n", TI, dt, gv, CI);
CI += TI - ((int) gv);
if (CI <= 0) CI = 1000;
if (! state_paused) {
for (i = 0; i < SPF; i++) {
sample_world();
}
}
draw_gl();
glutTimerFunc(CI/1000, update_world, 0);
mutex_frames = 0;
}
