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@ -216,14 +216,14 @@ static void NPFMarkTile(TileIndex tile)
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case MP_RAILWAY:
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/* DEBUG: mark visited tiles by mowing the grass under them ;-) */
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if (!IsTileDepotType(tile, TRANSPORT_RAIL)) {
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SB(_m[tile].m2, 0, 4, 0);
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SetRailGroundType(tile, RAIL_GROUND_BARREN);
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MarkTileDirtyByTile(tile);
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}
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break;
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case MP_STREET:
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if (!IsTileDepotType(tile, TRANSPORT_ROAD)) {
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SB(_m[tile].m4, 4, 3, 0);
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SetGroundType(tile, RGT_BARREN);
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MarkTileDirtyByTile(tile);
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}
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break;
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@ -474,19 +474,6 @@ static bool VehicleMayEnterTile(Owner owner, TileIndex tile, DiagDirection enter
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break;
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case MP_TUNNELBRIDGE:
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#if 0
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/* OPTIMISATION: If we are on the middle of a bridge, we will not do the cpu
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* intensive owner check, instead we will just assume that if the vehicle
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* managed to get on the bridge, it is probably allowed to :-)
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*/
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if ((_m[tile].m5 & 0xC6) == 0xC0 && GB(_m[tile].m5, 0, 1) == (enterdir & 0x1)) {
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/* on the middle part of a railway bridge: find bridge ending */
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while (IsTileType(tile, MP_TUNNELBRIDGE) && !((_m[tile].m5 & 0xC6) == 0x80)) {
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tile += TileOffsByDir(GB(_m[tile].m5, 0, 1));
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}
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}
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/* if we were on a railway middle part, we are now at a railway bridge ending */
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#endif
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if ((IsTunnel(tile) && GetTunnelTransportType(tile) == TRANSPORT_RAIL) ||
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(IsBridge(tile) && (
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(
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