openttd-mini: src/tunnel_map.cpp@f1e70dc23fac (annotated)

3154 6ab0cb6b7ab3 (svn r3777) Add some functions to handle tunnels tron parents: diff changeset	1	/* $Id$ */
6ab0cb6b7ab3 (svn r3777) Add some functions to handle tunnels tron parents: diff changeset	2
6422 6679df1c05ba (svn r9558) -Documentation: doxygen and comment changes: 'T' now. Almost done belugas parents: 5584 diff changeset	3	/** @file tunnel_map.cpp */
6679df1c05ba (svn r9558) -Documentation: doxygen and comment changes: 'T' now. Almost done belugas parents: 5584 diff changeset	4
3154 6ab0cb6b7ab3 (svn r3777) Add some functions to handle tunnels tron parents: diff changeset	5	#include "stdafx.h"
6ab0cb6b7ab3 (svn r3777) Add some functions to handle tunnels tron parents: diff changeset	6	#include "openttd.h"
6ab0cb6b7ab3 (svn r3777) Add some functions to handle tunnels tron parents: diff changeset	7	#include "tile.h"
6ab0cb6b7ab3 (svn r3777) Add some functions to handle tunnels tron parents: diff changeset	8	#include "tunnel_map.h"
6ab0cb6b7ab3 (svn r3777) Add some functions to handle tunnels tron parents: diff changeset	9
6ab0cb6b7ab3 (svn r3777) Add some functions to handle tunnels tron parents: diff changeset	10	TileIndex GetOtherTunnelEnd(TileIndex tile)
6ab0cb6b7ab3 (svn r3777) Add some functions to handle tunnels tron parents: diff changeset	11	{
6ab0cb6b7ab3 (svn r3777) Add some functions to handle tunnels tron parents: diff changeset	12	DiagDirection dir = GetTunnelDirection(tile);
4559 aa0c13e39840 (svn r6406) -Codechange: Rename TileOffsByDir to TileOffsByDiagDir because it accepts Darkvater parents: 4291 diff changeset	13	TileIndexDiff delta = TileOffsByDiagDir(dir);
3154 6ab0cb6b7ab3 (svn r3777) Add some functions to handle tunnels tron parents: diff changeset	14	uint z = GetTileZ(tile);
6ab0cb6b7ab3 (svn r3777) Add some functions to handle tunnels tron parents: diff changeset	15
6ab0cb6b7ab3 (svn r3777) Add some functions to handle tunnels tron parents: diff changeset	16	dir = ReverseDiagDir(dir);
6ab0cb6b7ab3 (svn r3777) Add some functions to handle tunnels tron parents: diff changeset	17	do {
6ab0cb6b7ab3 (svn r3777) Add some functions to handle tunnels tron parents: diff changeset	18	tile += delta;
6ab0cb6b7ab3 (svn r3777) Add some functions to handle tunnels tron parents: diff changeset	19	} while (
3184 118a520164e4 (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	20	!IsTunnelTile(tile) \|\|
3154 6ab0cb6b7ab3 (svn r3777) Add some functions to handle tunnels tron parents: diff changeset	21	GetTunnelDirection(tile) != dir \|\|
6ab0cb6b7ab3 (svn r3777) Add some functions to handle tunnels tron parents: diff changeset	22	GetTileZ(tile) != z
6ab0cb6b7ab3 (svn r3777) Add some functions to handle tunnels tron parents: diff changeset	23	);
6ab0cb6b7ab3 (svn r3777) Add some functions to handle tunnels tron parents: diff changeset	24
6ab0cb6b7ab3 (svn r3777) Add some functions to handle tunnels tron parents: diff changeset	25	return tile;
6ab0cb6b7ab3 (svn r3777) Add some functions to handle tunnels tron parents: diff changeset	26	}
3156 f4caf4197189 (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
f4caf4197189 (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
f4caf4197189 (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	29	static bool IsTunnelInWayDir(TileIndex tile, uint z, DiagDirection dir)
f4caf4197189 (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	{
4559 aa0c13e39840 (svn r6406) -Codechange: Rename TileOffsByDir to TileOffsByDiagDir because it accepts Darkvater parents: 4291 diff changeset	31	TileIndexDiff delta = TileOffsByDiagDir(dir);
3156 f4caf4197189 (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	uint height;
f4caf4197189 (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
f4caf4197189 (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	do {
f4caf4197189 (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	tile -= delta;
f4caf4197189 (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	height = GetTileZ(tile);
f4caf4197189 (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	} while (z < height);
f4caf4197189 (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
f4caf4197189 (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	39	return
f4caf4197189 (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	z == height &&
3184 118a520164e4 (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	41	IsTunnelTile(tile) &&
3156 f4caf4197189 (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	GetTunnelDirection(tile) == dir;
f4caf4197189 (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	}
f4caf4197189 (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
f4caf4197189 (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	bool IsTunnelInWay(TileIndex tile, uint z)
f4caf4197189 (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	{
f4caf4197189 (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	return
f4caf4197189 (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_NE) \|\|
f4caf4197189 (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_SE) \|\|
f4caf4197189 (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	IsTunnelInWayDir(tile, z, DIAGDIR_SW) \|\|
f4caf4197189 (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	51	IsTunnelInWayDir(tile, z, DIAGDIR_NW);
f4caf4197189 (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	52	}

author	maedhros
	Mon, 16 Apr 2007 10:59:35 +0000
changeset 6472	f1e70dc23fac
parent 6422	6679df1c05ba
child 6489	511474c82dd3
permissions	-rw-r--r--