Function SetGlowStatus

Descent3/render.cpp:418–460

Sets the status of a glow light

}
// Sets the status of a glow light
void SetGlowStatus(int roomnum, int facenum, vector *center, float size, int fast) {
  int i;
  int first = 1;
  int first_free = -1;
  int done = 0;
  int count = 0;
  int found = 0;
  for (i = 0; i < MAX_LIGHT_GLOWS && !done; i++) {
    if (count >= Num_glows) {
      if (first_free == -1)
        first_free = i;
      done = 1;
      continue;
    }
    if (LightGlows[i].flags & LGF_USED) {
      count++;
      if (LightGlows[i].roomnum == roomnum && LightGlows[i].facenum == facenum) {
        found = 1;
        LightGlows[i].flags |= LGF_INCREASING;
        done = 1;
      }
    } else {
      if (first) {
        first_free = i;
        first = 0;
      }
    }
  }
  if (!found) // couldn't find it - is it a new one?
  {
    if (first_free == -1) // no free slots
      return;
    LightGlows[first_free].flags = LGF_USED | LGF_INCREASING;
    if (fast)
      LightGlows[first_free].flags |= LGF_FAST;
    LightGlows[first_free].roomnum = roomnum;
    LightGlows[first_free].facenum = facenum;
    LightGlows[first_free].scalar = 0;
    LightGlows[first_free].size = size;
    LightGlows[first_free].center = *center;
    Num_glows++;
  }
}
// Takes a min,max vector and makes a surrounding cube from it
void MakePointsFromMinMax(vector *corners, vector *minp, vector *maxp) {
  corners[0].x = minp->x;