road.h
author Darkvater
Sat, 19 Aug 2006 15:24:40 +0000
changeset 4304 5e26af218efd
parent 3900 4984308f9125
child 4666 850b5b6e4bac
permissions -rw-r--r--
(svn r5951) - Codechange: GetVehicleOutOfTunnelTile() never did anything, and making it work properly only resulted in massive performance drops, and it not working properly also seemed to work, so make it not work properly once again.
/* $Id$ */

#ifndef ROAD_H
#define ROAD_H

typedef enum RoadBits {
	ROAD_NW  = 1U,
	ROAD_SW  = 2U,
	ROAD_SE  = 4U,
	ROAD_NE  = 8U,
	ROAD_X   = ROAD_SW | ROAD_NE,
	ROAD_Y   = ROAD_NW | ROAD_SE,
	ROAD_ALL = ROAD_X  | ROAD_Y
} RoadBits;

static inline RoadBits ComplementRoadBits(RoadBits r)
{
	return (RoadBits)(ROAD_ALL ^ r);
}

static inline RoadBits DiagDirToRoadBits(DiagDirection d)
{
	return (RoadBits)(1U << (3 ^ d));
}

#endif