Function ObjSetPos

Descent3/object.cpp:3162–3221

sets the position of an object. This should be called to move an object

// sets the position of an object.  This should be called to move an object
void ObjSetPos(object *obj, vector *pos, int roomnum, matrix *orient, bool f_update_attached_children) {
  int oldroomnum = obj->roomnum;
  vector old_pos = obj->pos;

  // Reset the position & recalculate the AABB
  obj->pos = *pos;
  ObjSetAABB(obj);

  // Reset the orientation if changed
  if (orient != NULL)
    ObjSetOrient(obj, orient);

  // Clear the outside-mine flag
  obj->flags &= ~OF_OUTSIDE_MINE;

  // If changed rooms, do a bunch of stuff
  if (obj->roomnum != roomnum) {

    // Let the script know
    tOSIRISEventInfo ei;
    ei.evt_changeseg.room_num = roomnum;
    Osiris_CallEvent(obj, EVT_CHANGESEG, &ei);

    if (obj->type == OBJ_PLAYER && !ROOMNUM_OUTSIDE(roomnum) && (Rooms[roomnum].flags & RF_INFORM_RELINK_TO_LG)) {
      Level_goals.Inform(LIT_INTERNAL_ROOM, LGF_COMP_ENTER, roomnum);
    }

    // Relink the object
    ObjRelink(OBJNUM(obj), roomnum);

    // Call DLL function if the server player changed rooms
    if ((Game_mode & GM_MULTI) && (Netgame.local_role == LR_SERVER)) {
      DLLInfo.me_handle = obj->handle;
      DLLInfo.it_handle = obj->handle;
      DLLInfo.oldseg = oldroomnum;
      DLLInfo.newseg = obj->roomnum;

      if (obj->type == OBJ_PLAYER) {
        CallGameDLL(EVT_GAMEPLAYERCHANGESEG, &DLLInfo);
      } else {
        CallGameDLL(EVT_GAMEOBJCHANGESEG, &DLLInfo);
      }
    }

    // Slowly change volume lighting if going between rooms, if not in the editor
    if (GetFunctionMode() != EDITOR_MODE) {
      if ((obj->effect_info != NULL) && (obj->effect_info->type_flags & EF_VOLUME_LIT)) {
        if (!ROOMNUM_OUTSIDE(oldroomnum) && !ROOMNUM_OUTSIDE(roomnum)) {
          if (!(obj->effect_info->type_flags & EF_VOLUME_CHANGING)) {
            obj->effect_info->type_flags |= EF_VOLUME_CHANGING;
            obj->effect_info->volume_change_time = 1.0;
            obj->effect_info->volume_old_room = oldroomnum;
            obj->effect_info->volume_old_pos = old_pos;
          }
        } else // either old or new room was outside, so don't do volume changing
          obj->effect_info->type_flags &= ~EF_VOLUME_CHANGING;
      }
    }