Free Hero Mesh

  if((o->oflags^OF_CONNECTION)&(OF_MOVING|OF_DESTROYED|OF_CONNECTION|OF_BIZARRO)) return;
  conn[nconn].obj=obj;
  conn[nconn].id=nconn; // used for stable sorting
  conn[nconn].visual=(o->oflags&OF_VISUALONLY)?1:0;
  o->oflags|=OF_MOVING|OF_VISUALONLY;
  nconn++;
}

static void add_connection_shov(Object*o) {
  int i,x,y;
  Uint8 b=classes[o->class]->collisionLayers;
  Uint32 n;
  for(i=0;i<8;i++) if(o->shovable&(0x100<<i)) {
    x=o->x+x_delta[i]; y=o->y+y_delta[i];
    if(x<1 || x>pfwidth || y<1 || y>pfheight) continue;
    n=playfield[x+y*64-65];
    while(n!=VOIDLINK) {
      if(classes[objects[n]->class]->collisionLayers==b && (objects[n]->shovable&(0x100<<(4^i)))) add_connection(n);
      n=objects[n]->up;
    }
  }
}

static int fake_move_dir(Uint32 obj,Uint32 dir,Uint8 no) {
  // This is similar to move_dir, but specialized for the HIT/HITBY processing in connected_move.
  // Note that this may result in calling the real move_dir due to shoving.
  Object*o;
  Object*oE;
  Object*oF;

  int last;
  int i,j;
  if(nconn!=pconn) Throw("Improper nested connected move");
  // Find and add all connections
  add_connection(obj);
  for(i=first;i<nconn;i++) {
    loop1:
    objects[n=conn[i].obj]->inertia=inertia;
    o=objects[n=conn[i].obj];
    o->inertia=inertia;
    if(v_bool(send_message(obj,n,MSG_CONNECT,NVALUE(i-first),NVALUE(dir),NVALUE(weight)))) goto fail;
    weight+=objects[n]->weight;
    weight+=o->weight;
    if(o->shovable&0xFF00) add_connection_shov(o);
  }
  if(conn_option&0x01) {
    for(i=first;i<nconn;i++) {
      o=objects[conn[i].obj];
      if(o->inertia<weight) goto fail;
      inertia-=o->weight;
    }