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Location: cpp/openttd-patchpack/source/src/bridge_map.cpp - annotation
r7377:722cd70012ed
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(svn r10746) -Codechange: add a generic superclass for almost all pool items so we do not have to duplicate code for each of the pool item classes and use it for the station and roadstop classes.
r5584:545d748cc681 r5584:545d748cc681 r6418:8a4b147a8f33 r6123:049e9624d068 r5584:545d748cc681 r5584:545d748cc681 r5584:545d748cc681 r6418:8a4b147a8f33 r5584:545d748cc681 r5584:545d748cc681 r5584:545d748cc681 r5584:545d748cc681 r5584:545d748cc681 r5584:545d748cc681 r5584:545d748cc681 r5584:545d748cc681 r5584:545d748cc681 r5584:545d748cc681 r5584:545d748cc681 r5584:545d748cc681 r5584:545d748cc681 r5584:545d748cc681 r5584:545d748cc681 r5584:545d748cc681 r5584:545d748cc681 r5584:545d748cc681 r5584:545d748cc681 r5584:545d748cc681 r5584:545d748cc681 r5584:545d748cc681 r5584:545d748cc681 r5584:545d748cc681 r5584:545d748cc681 r5584:545d748cc681 r5584:545d748cc681 r5584:545d748cc681 r5584:545d748cc681 r5584:545d748cc681 r5584:545d748cc681 r5584:545d748cc681 r5584:545d748cc681 r5584:545d748cc681 r5584:545d748cc681 r5584:545d748cc681 r5584:545d748cc681 r5587:034e5e185dc2 r7336:adf4f7c9574b r5584:545d748cc681 r6123:049e9624d068 r5584:545d748cc681 r5584:545d748cc681 r7336:adf4f7c9574b r5584:545d748cc681 r5584:545d748cc681 | /* $Id$ */
/** @file bridge_map.cpp Map accessor functions for bridges. */
#include "stdafx.h"
#include "openttd.h"
#include "bridge_map.h"
#include "bridge.h"
#include "variables.h"
TileIndex GetBridgeEnd(TileIndex tile, DiagDirection dir)
{
TileIndexDiff delta = TileOffsByDiagDir(dir);
dir = ReverseDiagDir(dir);
do {
tile += delta;
} while (!IsBridgeTile(tile) || GetBridgeRampDirection(tile) != dir);
return tile;
}
TileIndex GetNorthernBridgeEnd(TileIndex t)
{
return GetBridgeEnd(t, ReverseDiagDir(AxisToDiagDir(GetBridgeAxis(t))));
}
TileIndex GetSouthernBridgeEnd(TileIndex t)
{
return GetBridgeEnd(t, AxisToDiagDir(GetBridgeAxis(t)));
}
TileIndex GetOtherBridgeEnd(TileIndex tile)
{
assert(IsBridgeTile(tile));
return GetBridgeEnd(tile, GetBridgeRampDirection(tile));
}
uint GetBridgeHeight(TileIndex t)
{
uint h;
Slope tileh = GetTileSlope(t, &h);
Foundation f = GetBridgeFoundation(tileh, DiagDirToAxis(GetBridgeRampDirection(t)));
/* one height level extra if the ramp is on a flat foundation */
return
h + TILE_HEIGHT +
(IsLeveledFoundation(f) ? TILE_HEIGHT : 0) +
(IsSteepSlope(tileh) ? TILE_HEIGHT : 0);
}
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