(svn r7130) -Codechange: Handle the positioning of windows through the desc->left/top settings with
some special values (WDP_) instead of checking window-class. This also fixes FS#172
now that we can position windows arbitrarily and are not restricted to window-classes.
/* $Id$ */
#include "stdafx.h"
#include "openttd.h"
#include "bridge_map.h"
TileIndex GetBridgeEnd(TileIndex tile, DiagDirection dir)
{
TileIndexDiff delta = TileOffsByDiagDir(dir);
assert(DiagDirToAxis(dir) == GetBridgeAxis(tile));
do {
tile += delta;
} while (!IsBridgeRamp(tile));
return tile;
}
TileIndex GetSouthernBridgeEnd(TileIndex t)
{
return GetBridgeEnd(t, AxisToDiagDir(GetBridgeAxis(t)));
}
TileIndex GetOtherBridgeEnd(TileIndex tile)
{
TileIndexDiff delta = TileOffsByDiagDir(GetBridgeRampDirection(tile));
do {
tile += delta;
} while (!IsBridgeRamp(tile));
return tile;
}