cpp/openttd-patchpack/source Files · bridge_map.c

Files @ r5167:ab69788b1e19

Branch filter:

Location: cpp/openttd-patchpack/source/bridge_map.c

r5167:ab69788b1e19 613 B text/x-c Show Annotation Show as Raw Download as Raw

Darkvater

(svn r7274) -Codechange [utf8]: Add input/output unicode support. This actually only changes win32
since it uses UTF16 for file access. To keep os-specific code to a minimum, OpenTTD
uses UTF8 internally everywhere, converting to OS-type when needed (save/load/screenshot/etc.)

/* $Id$ */

#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;
}