Function SaveRoom

editor/Erooms.cpp:790–918

saves a room in our ORF (Outrage room file) format

// saves a room in our ORF (Outrage room file) format
void SaveRoom(int n, char *filename) {
  CFILE *outfile;
  int headsize, savepos, vertsize, facesize, texsize;
  int highest_index = 0;
  int16_t Room_to_texture[MAX_TEXTURES];
  int t, found_it = 0;

  // Make sure its in use!
  ASSERT(Rooms[n].used);

  outfile = (CFILE *)cfopen(filename, "wb");
  if (!outfile) {
    mprintf(0, "Couldn't save room %s!\n", filename);
    Int3();
    return;
  }

  // write out header info
  cf_WriteInt(outfile, ROOM_NEW_HEADER_CHUNK);
  headsize = cftell(outfile);
  cf_WriteInt(outfile, -1);

  cf_WriteInt(outfile, ROOMFILE_VERSION);
  cf_WriteInt(outfile, Rooms[n].num_verts);
  cf_WriteInt(outfile, Rooms[n].num_faces);

  savepos = cftell(outfile);
  cfseek(outfile, headsize, SEEK_SET);
  cf_WriteInt(outfile, (savepos - headsize) - 4);
  cfseek(outfile, savepos, SEEK_SET);

  // write out vertex info
  cf_WriteInt(outfile, ROOM_VERTEX_CHUNK);
  vertsize = cftell(outfile);
  cf_WriteInt(outfile, -1);

  for (int i = 0; i < Rooms[n].num_verts; i++) {
    cf_WriteFloat(outfile, Rooms[n].verts[i].x);
    cf_WriteFloat(outfile, Rooms[n].verts[i].y);
    cf_WriteFloat(outfile, Rooms[n].verts[i].z);
  }

  savepos = cftell(outfile);
  cfseek(outfile, vertsize, SEEK_SET);
  cf_WriteInt(outfile, (savepos - vertsize) - 4);
  cfseek(outfile, savepos, SEEK_SET);

  // figure out correct texture ordering
  for (i = 0; i < Rooms[n].num_faces; i++) {
    int16_t index = Rooms[n].faces[i].tmap;

    for (found_it = 0, t = 0; t < highest_index; t++) {
      if (Room_to_texture[t] == index) {
        // This texture is already there
        found_it = 1;
        break;
      }
    }