Function SaveLevel

Descent3/LoadLevel.cpp:5023–5319

Save a level file Returns 1 if file saved ok, else 0

// Save a level file
// Returns 1 if file saved ok, else 0
int SaveLevel(char *filename, bool f_save_room_AABB) {
  CFILE *ofile;
  int i, highest_used_index;
  int chunk_start_pos;
  int count;

  // Check for too many path portals
  for (int r = 0; r <= Highest_room_index; r++) {
    if (Rooms[r].num_portals > MAX_PATH_PORTALS)
      if (EditorMessageBox(MBOX_YESNO,
                           "Room %d has %d portals, which is more than the %d portals that the path system allows."
                           "\n\nDo you want to save anyway?",
                           r, MAX_PATH_PORTALS) != IDYES)
        return 0;
  }
#ifndef NEWEDITOR
  // Get the level ready to save
  ClearTransientObjects(1); // 1 means clear proximity bombs
#endif
      // CompressMine();					//get rid of holes in room list
  MakeBOA();
  EBNode_VerifyGraph();
  ConsolidateMineMirrors();

  if (f_save_room_AABB) {
    // Compute the bounding boxes
    ComputeAABB(true);
  }

  // Find shells for all the rooms
  if (!FindArg("-noshells"))
    ComputeAllRoomShells();

  ofile = cfopen(filename, "wb");

  if (!ofile) {
    EditorMessageBox("Can't open file <%s> for writing: %s.", filename, sys_errlist[errno]);
    return 0;
  }

  try { // catch cfile errors

    // Write tag & version number
    cf_WriteBytes((uint8_t *)LEVEL_FILE_TAG, 4, ofile);
    cf_WriteInt(ofile, LEVEL_FILE_VERSION);

    WriteGamePathsChunk(ofile);

    // Write terrain sounds
    chunk_start_pos = StartChunk(ofile, CHUNK_TERRAIN_SOUND);
    int n_bands = 0, b;
    for (b = 0; b < NUM_TERRAIN_SOUND_BANDS; b++)
      if (Terrain_sound_bands[b].sound_index != -1)
        n_bands++;
    cf_WriteInt(ofile, n_bands);
    for (b = 0; b < NUM_TERRAIN_SOUND_BANDS; b++) {
      if (Terrain_sound_bands[b].sound_index != -1) {
        cf_WriteString(ofile, Sounds[Terrain_sound_bands[b].sound_index].name);