@@ -3,22 +3,25 @@
#include "stdafx.h"
#include "openttd.h"
#include "bridge_map.h"
#include "variables.h"
TileIndex GetBridgeEnd(TileIndex tile, DiagDirection dir)
{
TileIndexDiff delta = TileOffsByDir(dir);
assert(DiagDirToAxis(dir) == GetBridgeAxis(tile));
do {
tile += delta;
} while (!IsBridgeRamp(tile));
do { tile += delta; } while (IsBridgeAbove(tile) && IsBridgeOfAxis(tile, DiagDirToAxis(dir)));
return tile;
}
TileIndex GetNorthernBridgeEnd(TileIndex t)
return GetBridgeEnd(t, ReverseDiagDir(AxisToDiagDir(GetBridgeAxis(t))));
TileIndex GetSouthernBridgeEnd(TileIndex t)
return GetBridgeEnd(t, AxisToDiagDir(GetBridgeAxis(t)));
@@ -27,11 +30,25 @@ TileIndex GetSouthernBridgeEnd(TileIndex
TileIndex GetOtherBridgeEnd(TileIndex tile)
TileIndexDiff delta = TileOffsByDir(GetBridgeRampDirection(tile));
assert(IsBridgeTile(tile));
return GetBridgeEnd(tile, GetBridgeRampDirection(tile));
uint GetBridgeHeight(TileIndex tile, Axis a)
uint h, f;
uint tileh = GetTileSlope(tile, &h);
f = GetBridgeFoundation(tileh, a);
if (f) {
if (f < 15) {
h += TILE_HEIGHT;
tileh = SLOPE_FLAT;
} else {
tileh = _inclined_tileh[f - 15];
return h + TILE_HEIGHT;