Function ConsolidateMineMirrors

Descent3/render.cpp:3657–3694

Builds a list of mirror faces for each room and allocs memory accordingly

}
// Builds a list of mirror faces for each room and allocs memory accordingly
void ConsolidateMineMirrors() {
  int i, t;
  mprintf(0, "Consolidating mine mirrors!\n");
  for (i = 0; i < MAX_ROOMS; i++) {
    room *rp = &Rooms[i];
    if (!rp->used)
      continue;
    if (rp->mirror_faces_list) {
      mem_free(rp->mirror_faces_list);
      rp->mirror_faces_list = NULL;
      rp->num_mirror_faces = 0;
    }
    if (rp->mirror_face == -1)
      continue;
    // Count the number of faces that have the same texture as the mirror face
    int num_mirror_faces = 0;
    for (t = 0; t < rp->num_faces; t++) {
      face *fp = &rp->faces[t];
      if (fp->tmap == rp->faces[rp->mirror_face].tmap)
        num_mirror_faces++;
    }
    if (num_mirror_faces == 0) {
      // No faces found?  Weird.
      rp->mirror_face = 0;
      continue;
    }
    rp->mirror_faces_list = (uint16_t *)mem_malloc(num_mirror_faces * sizeof(uint16_t));
    ASSERT(rp->mirror_faces_list);
    rp->num_mirror_faces = num_mirror_faces;
    // Now go through and fill in our list
    int count = 0;
    for (t = 0; t < rp->num_faces; t++) {
      face *fp = &rp->faces[t];
      if (fp->tmap == rp->faces[rp->mirror_face].tmap)
        rp->mirror_faces_list[count++] = t;
    }
  }
}

/*
// Takes a face and adds the appropriate vertices for drawing in the fog zone