(svn r4765) Add GetTileMaxZ(), which returns the height of the highest corner of a tile, and use it to simplify the code in a few places
/* $Id$ */
#ifndef VOID_MAP_H
#define VOID_MAP_H
static inline void MakeVoid(TileIndex t)
{
SetTileType(t, MP_VOID);
SetTileHeight(t, 0);
_m[t].m1 = 0;
_m[t].m2 = 0;
_m[t].m3 = 0;
_m[t].m4 = 0;
_m[t].m5 = 0;
_m[t].extra = 0;
}
#endif