openttd-ottdgrfs: tunnel_map.c@a7db50b9f817 (annotated)

3154 a8fffb204d0e (svn r3777) Add some functions to handle tunnels tron parents: diff changeset	1	/* $Id$ */
a8fffb204d0e (svn r3777) Add some functions to handle tunnels tron parents: diff changeset	2
a8fffb204d0e (svn r3777) Add some functions to handle tunnels tron parents: diff changeset	3	#include "stdafx.h"
a8fffb204d0e (svn r3777) Add some functions to handle tunnels tron parents: diff changeset	4	#include "openttd.h"
a8fffb204d0e (svn r3777) Add some functions to handle tunnels tron parents: diff changeset	5	#include "tile.h"
a8fffb204d0e (svn r3777) Add some functions to handle tunnels tron parents: diff changeset	6	#include "tunnel_map.h"
a8fffb204d0e (svn r3777) Add some functions to handle tunnels tron parents: diff changeset	7
a8fffb204d0e (svn r3777) Add some functions to handle tunnels tron parents: diff changeset	8	TileIndex GetOtherTunnelEnd(TileIndex tile)
a8fffb204d0e (svn r3777) Add some functions to handle tunnels tron parents: diff changeset	9	{
a8fffb204d0e (svn r3777) Add some functions to handle tunnels tron parents: diff changeset	10	DiagDirection dir = GetTunnelDirection(tile);
4559 c853d2440065 (svn r6406) -Codechange: Rename TileOffsByDir to TileOffsByDiagDir because it accepts Darkvater parents: 4291 diff changeset	11	TileIndexDiff delta = TileOffsByDiagDir(dir);
3154 a8fffb204d0e (svn r3777) Add some functions to handle tunnels tron parents: diff changeset	12	uint z = GetTileZ(tile);
a8fffb204d0e (svn r3777) Add some functions to handle tunnels tron parents: diff changeset	13
a8fffb204d0e (svn r3777) Add some functions to handle tunnels tron parents: diff changeset	14	dir = ReverseDiagDir(dir);
a8fffb204d0e (svn r3777) Add some functions to handle tunnels tron parents: diff changeset	15	do {
a8fffb204d0e (svn r3777) Add some functions to handle tunnels tron parents: diff changeset	16	tile += delta;
a8fffb204d0e (svn r3777) Add some functions to handle tunnels tron parents: diff changeset	17	} while (
3184 7405329343ce (svn r3830) Move IsTunnelTile() from tile.h to tunnel_map.h and add IsTunnel(), which just checks for a tunnel, but not the tile type as IsTunnelTile() does tron parents: 3156 diff changeset	18	!IsTunnelTile(tile) \|\|
3154 a8fffb204d0e (svn r3777) Add some functions to handle tunnels tron parents: diff changeset	19	GetTunnelDirection(tile) != dir \|\|
a8fffb204d0e (svn r3777) Add some functions to handle tunnels tron parents: diff changeset	20	GetTileZ(tile) != z
a8fffb204d0e (svn r3777) Add some functions to handle tunnels tron parents: diff changeset	21	);
a8fffb204d0e (svn r3777) Add some functions to handle tunnels tron parents: diff changeset	22
a8fffb204d0e (svn r3777) Add some functions to handle tunnels tron parents: diff changeset	23	return tile;
a8fffb204d0e (svn r3777) Add some functions to handle tunnels tron parents: diff changeset	24	}
3156 028b6756b279 (svn r3779) Move CheckTunnelInWay() to a more appropriate place, invert its result and give it a less ambiguous name (IsTunnelInWay) tron parents: 3154 diff changeset	25
028b6756b279 (svn r3779) Move CheckTunnelInWay() to a more appropriate place, invert its result and give it a less ambiguous name (IsTunnelInWay) tron parents: 3154 diff changeset	26
028b6756b279 (svn r3779) Move CheckTunnelInWay() to a more appropriate place, invert its result and give it a less ambiguous name (IsTunnelInWay) tron parents: 3154 diff changeset	27	static bool IsTunnelInWayDir(TileIndex tile, uint z, DiagDirection dir)
028b6756b279 (svn r3779) Move CheckTunnelInWay() to a more appropriate place, invert its result and give it a less ambiguous name (IsTunnelInWay) tron parents: 3154 diff changeset	28	{
4559 c853d2440065 (svn r6406) -Codechange: Rename TileOffsByDir to TileOffsByDiagDir because it accepts Darkvater parents: 4291 diff changeset	29	TileIndexDiff delta = TileOffsByDiagDir(dir);
3156 028b6756b279 (svn r3779) Move CheckTunnelInWay() to a more appropriate place, invert its result and give it a less ambiguous name (IsTunnelInWay) tron parents: 3154 diff changeset	30	uint height;
028b6756b279 (svn r3779) Move CheckTunnelInWay() to a more appropriate place, invert its result and give it a less ambiguous name (IsTunnelInWay) tron parents: 3154 diff changeset	31
028b6756b279 (svn r3779) Move CheckTunnelInWay() to a more appropriate place, invert its result and give it a less ambiguous name (IsTunnelInWay) tron parents: 3154 diff changeset	32	do {
028b6756b279 (svn r3779) Move CheckTunnelInWay() to a more appropriate place, invert its result and give it a less ambiguous name (IsTunnelInWay) tron parents: 3154 diff changeset	33	tile -= delta;
028b6756b279 (svn r3779) Move CheckTunnelInWay() to a more appropriate place, invert its result and give it a less ambiguous name (IsTunnelInWay) tron parents: 3154 diff changeset	34	height = GetTileZ(tile);
028b6756b279 (svn r3779) Move CheckTunnelInWay() to a more appropriate place, invert its result and give it a less ambiguous name (IsTunnelInWay) tron parents: 3154 diff changeset	35	} while (z < height);
028b6756b279 (svn r3779) Move CheckTunnelInWay() to a more appropriate place, invert its result and give it a less ambiguous name (IsTunnelInWay) tron parents: 3154 diff changeset	36
028b6756b279 (svn r3779) Move CheckTunnelInWay() to a more appropriate place, invert its result and give it a less ambiguous name (IsTunnelInWay) tron parents: 3154 diff changeset	37	return
028b6756b279 (svn r3779) Move CheckTunnelInWay() to a more appropriate place, invert its result and give it a less ambiguous name (IsTunnelInWay) tron parents: 3154 diff changeset	38	z == height &&
3184 7405329343ce (svn r3830) Move IsTunnelTile() from tile.h to tunnel_map.h and add IsTunnel(), which just checks for a tunnel, but not the tile type as IsTunnelTile() does tron parents: 3156 diff changeset	39	IsTunnelTile(tile) &&
3156 028b6756b279 (svn r3779) Move CheckTunnelInWay() to a more appropriate place, invert its result and give it a less ambiguous name (IsTunnelInWay) tron parents: 3154 diff changeset	40	GetTunnelDirection(tile) == dir;
028b6756b279 (svn r3779) Move CheckTunnelInWay() to a more appropriate place, invert its result and give it a less ambiguous name (IsTunnelInWay) tron parents: 3154 diff changeset	41	}
028b6756b279 (svn r3779) Move CheckTunnelInWay() to a more appropriate place, invert its result and give it a less ambiguous name (IsTunnelInWay) tron parents: 3154 diff changeset	42
028b6756b279 (svn r3779) Move CheckTunnelInWay() to a more appropriate place, invert its result and give it a less ambiguous name (IsTunnelInWay) tron parents: 3154 diff changeset	43	bool IsTunnelInWay(TileIndex tile, uint z)
028b6756b279 (svn r3779) Move CheckTunnelInWay() to a more appropriate place, invert its result and give it a less ambiguous name (IsTunnelInWay) tron parents: 3154 diff changeset	44	{
028b6756b279 (svn r3779) Move CheckTunnelInWay() to a more appropriate place, invert its result and give it a less ambiguous name (IsTunnelInWay) tron parents: 3154 diff changeset	45	return
028b6756b279 (svn r3779) Move CheckTunnelInWay() to a more appropriate place, invert its result and give it a less ambiguous name (IsTunnelInWay) tron parents: 3154 diff changeset	46	IsTunnelInWayDir(tile, z, DIAGDIR_NE) \|\|
028b6756b279 (svn r3779) Move CheckTunnelInWay() to a more appropriate place, invert its result and give it a less ambiguous name (IsTunnelInWay) tron parents: 3154 diff changeset	47	IsTunnelInWayDir(tile, z, DIAGDIR_SE) \|\|
028b6756b279 (svn r3779) Move CheckTunnelInWay() to a more appropriate place, invert its result and give it a less ambiguous name (IsTunnelInWay) tron parents: 3154 diff changeset	48	IsTunnelInWayDir(tile, z, DIAGDIR_SW) \|\|
028b6756b279 (svn r3779) Move CheckTunnelInWay() to a more appropriate place, invert its result and give it a less ambiguous name (IsTunnelInWay) tron parents: 3154 diff changeset	49	IsTunnelInWayDir(tile, z, DIAGDIR_NW);
028b6756b279 (svn r3779) Move CheckTunnelInWay() to a more appropriate place, invert its result and give it a less ambiguous name (IsTunnelInWay) tron parents: 3154 diff changeset	50	}

author	KUDr
	Sun, 31 Dec 2006 23:48:04 +0000
branch	custombridgeheads
changeset 5618	a7db50b9f817
parent 4559	c853d2440065
child 5513	0d3227e250eb
permissions	-rw-r--r--