50

    51

static inline void MakeBridgeRamp(TileIndex t, Owner o, uint bridgetype, DiagDirection d, TransportType tt)

    52

{

    53

	uint northsouth = (d == DIAGDIR_NE || d == DIAGDIR_NW);

    54

    55

	SetTileType(t, MP_TUNNELBRIDGE);

    56

	SetTileOwner(t, o);

    57

	_m[t].m2 = bridgetype << 4;

    58

	_m[t].m4 = 0;

    59

	_m[t].m5 = 1 << 7 | 0 << 6 | northsouth << 5 | tt << 1 | DiagDirToAxis(d);

    60

}

    61

    62

static inline void MakeRoadBridgeRamp(TileIndex t, Owner o, uint bridgetype, DiagDirection d)

    63

{

    64

	MakeBridgeRamp(t, o, bridgetype, d, TRANSPORT_ROAD);

    65

	_m[t].m3 = 0;

    66

}

    67

    68

static inline void MakeRailBridgeRamp(TileIndex t, Owner o, uint bridgetype, DiagDirection d, RailType r)

    69

{

    70

	MakeBridgeRamp(t, o, bridgetype, d, TRANSPORT_RAIL);

    71

	_m[t].m3 = r;

    72

}

    73

    74

    75

static inline void MakeBridgeMiddle(TileIndex t, uint bridgetype, uint piece, Axis a, TransportType tt)

    76

{

    77

	SetTileType(t, MP_TUNNELBRIDGE);

    78

	SetTileOwner(t, OWNER_NONE);

    79

	_m[t].m2 = bridgetype << 4 | piece;

    80

	_m[t].m3 = 0;

    81

	_m[t].m4 = 0;

    82

	_m[t].m5 = 1 << 7 | 1 << 6 | 0 << 5 | 0 << 3 | tt << 1 | a;

    83

}

    84

    85

static inline void MakeRoadBridgeMiddle(TileIndex t, uint bridgetype, uint piece, Axis a)

    86

{

    87

	MakeBridgeMiddle(t, bridgetype, piece, a, TRANSPORT_ROAD);

    88

}

    89

    90

static inline void MakeRailBridgeMiddle(TileIndex t, uint bridgetype, uint piece, Axis a, RailType r)

    91

{

    92

	MakeBridgeMiddle(t, bridgetype, piece, a, TRANSPORT_RAIL);

    93

	SB(_m[t].m3, 4, 4, r);

    94

}

    95

    96