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Location: cpp/openttd-patchpack/source/src/tunnel_map.cpp - annotation
r5686:efbdee22bd39
954 B
text/x-c
(svn r8147) -Fix: [autoreplace] v->leave_depot_instantly was not always reset correctly
While it's not certain if this would have any serious sideeffects (or any at all), it's reset when intended now
While it's not certain if this would have any serious sideeffects (or any at all), it's reset when intended now
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#include "stdafx.h"
#include "openttd.h"
#include "tile.h"
#include "tunnel_map.h"
TileIndex GetOtherTunnelEnd(TileIndex tile)
{
DiagDirection dir = GetTunnelDirection(tile);
TileIndexDiff delta = TileOffsByDiagDir(dir);
uint z = GetTileZ(tile);
dir = ReverseDiagDir(dir);
do {
tile += delta;
} while (
!IsTunnelTile(tile) ||
GetTunnelDirection(tile) != dir ||
GetTileZ(tile) != z
);
return tile;
}
static bool IsTunnelInWayDir(TileIndex tile, uint z, DiagDirection dir)
{
TileIndexDiff delta = TileOffsByDiagDir(dir);
uint height;
do {
tile -= delta;
height = GetTileZ(tile);
} while (z < height);
return
z == height &&
IsTunnelTile(tile) &&
GetTunnelDirection(tile) == dir;
}
bool IsTunnelInWay(TileIndex tile, uint z)
{
return
IsTunnelInWayDir(tile, z, DIAGDIR_NE) ||
IsTunnelInWayDir(tile, z, DIAGDIR_SE) ||
IsTunnelInWayDir(tile, z, DIAGDIR_SW) ||
IsTunnelInWayDir(tile, z, DIAGDIR_NW);
}
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