Function BuildListOfPortalVerts

editor/Erooms.cpp:2073–2093

Builds a list of all the vertices in a room that are part of a portal Parameters: rp - the room to check list - filled in with the list of vert numbers. List should be MAX_VERTS_PER_ROOM big Returns: the number of verts in the list

//					list - filled in with the list of vert numbers.  List should be
//MAX_VERTS_PER_ROOM big Returns:		the number of verts in the list
int BuildListOfPortalVerts(room *rp, int *list) {
  int i, t, j;
  int count = 0;

  for (i = 0; i < rp->num_portals; i++) {
    face *fp = &rp->faces[rp->portals[i].portal_face];

    for (t = 0; t < fp->num_verts; t++) {
      int v = fp->face_verts[t];

      for (j = 0; j < count; j++)
        if (list[j] == v)
          break;

      if (j == count)
        list[count++] = v;
    }
  }

  return count;
}

#define BUF_LEN 100000