Function LGSRooms

Descent3/loadstate.cpp:542–616

initializes rooms

//	initializes rooms
int LGSRooms(CFILE *fp) {
  int retval = LGS_OK;
  int16_t i, p, highest_index;

  gs_ReadShort(fp, highest_index);
  if (highest_index != (int16_t)Highest_room_index) {
    Int3();
    return LGS_CORRUPTLEVEL;
  }

  int16_t num_rooms;
  gs_ReadShort(fp, num_rooms);

  for (i = 0; i < num_rooms; i++) {
    gs_ReadByte(fp, AutomapVisMap[i]);
  }

  for (i = 0; i <= highest_index; i++) {
    uint8_t used;
    gs_ReadByte(fp, used);
    if (used) {
      // reset lists
      Rooms[i].objects = -1;
      Rooms[i].vis_effects = -1;

      // we need to save some room info out.
      gs_ReadInt(fp, Rooms[i].flags);
      gs_ReadByte(fp, Rooms[i].pulse_time);
      gs_ReadByte(fp, Rooms[i].pulse_offset);
      gs_ReadVector(fp, Rooms[i].wind);
      gs_ReadFloat(fp, Rooms[i].last_render_time);
      gs_ReadFloat(fp, Rooms[i].fog_depth);
      gs_ReadFloat(fp, Rooms[i].fog_r);
      gs_ReadFloat(fp, Rooms[i].fog_g);
      gs_ReadFloat(fp, Rooms[i].fog_b);
      gs_ReadFloat(fp, Rooms[i].damage);
      //	gs_ReadInt(fp, Rooms[i].objects);
      //??	gs_WriteFloat(fp, Rooms[i].ambient_sound); // need to save an index of sounds.

      // Find out about texture changes
      // if (Gamesave_read_version>=1)
      //{
      int num_changed = cf_ReadShort(fp);

      for (int t = 0; t < num_changed; t++) {
        int facenum = cf_ReadShort(fp);
        Rooms[i].faces[facenum].tmap = gs_Xlates->tex_handles[cf_ReadShort(fp)];
        Rooms[i].faces[facenum].flags |= FF_TEXTURE_CHANGED;
      }
      //}
      for (p = 0; p < Rooms[i].num_portals; p++) {
        gs_ReadInt(fp, Rooms[i].portals[p].flags);
      }

      // load doorway info
      if (Rooms[i].flags & RF_DOOR) {
        doorway *dp = Rooms[i].doorway_data;
        ASSERT(dp != NULL);