.

tulip/linux/main.c

@@ -907,6 +907,12 @@ int main(int argc, char **argv) {
  while(c>=0) {
  // unix_display_draw returns -1 if the window was quit
  c = unix_display_draw();
+ if(c>=0) {
+ // Figure out how long to sleep. ticks has the amount of time already spent for this frame
+ // so let's fill in the rest with a usleep.
+ int sleep_ms_for_frame = (int) ((1000.0/TARGET_DESKTOP_FPS) - ticks);
+ if(sleep_ms_for_frame > 0) usleep(1000*sleep_ms_for_frame);
+ }
  }
  if(c==-2) {
  // signal to restart display after a timing change