road.h
author Darkvater
Sun, 23 Apr 2006 22:28:26 +0000
changeset 3649 8a5d76d106f3
parent 3518 53847cf852c6
child 3795 52398950b042
permissions -rw-r--r--
(svn r4560) - Fix: (r3008) Remove VS2005 undefined vsnprintf() as it doesn't exist in the windows libraries (only _vsnprintf). This caused the bad function to be called that could result in non-properly terminated strings. Thanks for noticing Tron.
/* $Id$ */

#ifndef ROAD_H
#define ROAD_H

typedef enum RoadBits {
	ROAD_NW  = 1,
	ROAD_SW  = 2,
	ROAD_SE  = 4,
	ROAD_NE  = 8,
	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 ROAD_ALL ^ r;
}

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

#endif