Function DropRoom

editor/HRoom.cpp:1794–1836

Places a room a short distance from the specified room & face The new room is not attached to anything Parameters: baseroomp,baseface - the new room is dropped off of this face droproom_num - the room to be dropped

// Parameters:	baseroomp,baseface - the new room is dropped off of this face
//					droproom_num - the room to be dropped
void DropRoom(room *baseroomp, int baseface, int droproom_num) {
  int roomnum;
  room *newroomp;
  vector oldcenter, facecenter, newcenter, offset;
  float rad;

  // Create a new room
  roomnum = GetFreeRoom(0);
  if (roomnum == -1) {
    OutrageMessageBox("Cannot drop room: No free rooms.");
    return;
  }
  newroomp = &Rooms[roomnum];

  // Copy data to new room
  CopyRoom(newroomp, &Rooms[droproom_num]);

  // Compute offset
  rad = ComputeRoomBoundingSphere(&oldcenter, newroomp);
#ifndef NEWEDITOR
  ComputeCenterPointOnFace(&facecenter, baseroomp, baseface);
#else
  ComputeFaceBoundingCircle(&facecenter, baseroomp, baseface);
#endif
  newcenter = facecenter - (baseroomp->faces[baseface].normal * (rad + DROP_ROOM_OFFSET));
  offset = newcenter - oldcenter;

  // Add in offset to all the points
  for (int i = 0; i < newroomp->num_verts; i++)
    newroomp->verts[i] += offset;

    // Set current room to new room
#ifndef NEWEDITOR
  Curroomp = newroomp;
  Curface = Curedge = Curvert = 0;
  Curportal = -1;
#else
  theApp.m_pLevelWnd->SetPrim(newroomp, 0, -1, 0, 0);
#endif

  // We're done
  World_changed = 1;
}

// Place a room on the terrain for orientation before attachment
// Parameters:	cellnum - the cell where the room is being placed