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OpenTTD
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Header file for bridges. More...
Go to the source code of this file.
Data Structures | |
| struct | BridgeSpec |
| Struct containing information about a single bridge type. More... | |
Typedefs | |
| typedef uint | BridgeType |
| Bridge spec number. | |
Enumerations | |
| enum | BridgePieces { BRIDGE_PIECE_NORTH = 0, BRIDGE_PIECE_SOUTH, BRIDGE_PIECE_INNER_NORTH, BRIDGE_PIECE_INNER_SOUTH, BRIDGE_PIECE_MIDDLE_ODD, BRIDGE_PIECE_MIDDLE_EVEN, BRIDGE_PIECE_HEAD, BRIDGE_PIECE_INVALID } |
| This enum is related to the definition of bridge pieces, which is used to determine the proper sprite table to use while drawing a given bridge part. | |
Functions | |
| Foundation | GetBridgeFoundation (Slope tileh, Axis axis) |
| Get the foundation for a bridge. More... | |
| bool | HasBridgeFlatRamp (Slope tileh, Axis axis) |
| Determines if the track on a bridge ramp is flat or goes up/down. More... | |
| static const BridgeSpec * | GetBridgeSpec (BridgeType i) |
| Get the specification of a bridge type. More... | |
| void | DrawBridgeMiddle (const TileInfo *ti) |
| Draw the middle bits of a bridge. More... | |
| CommandCost | CheckBridgeAvailability (BridgeType bridge_type, uint bridge_len, DoCommandFlag flags=DC_NONE) |
| Is a bridge of the specified type and length available? More... | |
| int | CalcBridgeLenCostFactor (int x) |
| Calculate the price factor for building a long bridge. More... | |
| void | ResetBridges () |
| Reset the data been eventually changed by the grf loaded. More... | |
Variables | |
| static const uint | MAX_BRIDGES = 13 |
| Maximal number of available bridge specs. | |
| BridgeSpec | _bridge [MAX_BRIDGES] |
| The specification of all bridges. | |
Header file for bridges.
Definition in file bridge.h.
| int CalcBridgeLenCostFactor | ( | int | length | ) |
Calculate the price factor for building a long bridge.
Basically the cost delta is 1,1, 1, 2,2, 3,3,3, 4,4,4,4, 5,5,5,5,5, 6,6,6,6,6,6, 7,7,7,7,7,7,7, 8,8,8,8,8,8,8,8,
| length | Length of the bridge. |
Definition at line 105 of file tunnelbridge_cmd.cpp.
Referenced by ShowBuildBridgeWindow().
| CommandCost CheckBridgeAvailability | ( | BridgeType | bridge_type, |
| uint | bridge_len, | ||
| DoCommandFlag | flags | ||
| ) |
Is a bridge of the specified type and length available?
| bridge_type | Wanted type of bridge. |
| bridge_len | Wanted length of the bridge. |
| flags | Type of operation. |
Definition at line 197 of file tunnelbridge_cmd.cpp.
References _cur_year, _settings_game, BridgeSpec::avail_year, CMD_ERROR, GameSettings::construction, DC_QUERY_COST, GetBridgeSpec(), max(), ConstructionSettings::max_bridge_length, MAX_BRIDGES, BridgeSpec::max_length, min(), BridgeSpec::min_length, and return_cmd_error.
Referenced by ShowBuildBridgeWindow().
| void DrawBridgeMiddle | ( | const TileInfo * | ti | ) |
Draw the middle bits of a bridge.
| ti | Tile information of the tile to draw it on. |
Definition at line 1394 of file tunnelbridge_cmd.cpp.
References RailtypeInfo::bridge_offset, CalcBridgePiece(), GetBridgeAxis(), GetBridgeSpec(), GetBridgeType(), GetNorthernBridgeEnd(), GetRailType(), GetRailTypeInfo(), GetSouthernBridgeEnd(), GetTunnelBridgeLength(), GetTunnelBridgeTransportType(), HasBit(), IsBridgeAbove(), TileInfo::tile, TRANSPORT_RAIL, and TRANSPORT_WATER.
| Foundation GetBridgeFoundation | ( | Slope | tileh, |
| Axis | axis | ||
| ) |
Get the foundation for a bridge.
| tileh | The slope to build the bridge on. |
| axis | The axis of the bridge entrance. |
Definition at line 126 of file tunnelbridge_cmd.cpp.
References AXIS_X, AXIS_Y, FlatteningFoundation(), FOUNDATION_NONE, HasSlopeHighestCorner(), InclinedFoundation(), SLOPE_FLAT, SLOPE_NE, SLOPE_NW, SLOPE_SE, and SLOPE_SW.
Referenced by GetBridgeHeight(), and HasBridgeFlatRamp().
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inlinestatic |
Get the specification of a bridge type.
| i | The type of bridge to get the specification for. |
Definition at line 67 of file bridge.h.
Referenced by CheckBridgeAvailability(), DrawBridgeMiddle(), and CFollowTrackT< Ttr_type_, VehicleType, T90deg_turns_allowed_, Tmask_reserved_tracks >::GetSpeedLimit().
Determines if the track on a bridge ramp is flat or goes up/down.
| tileh | Slope of the tile under the bridge head |
| axis | Orientation of bridge |
Definition at line 142 of file tunnelbridge_cmd.cpp.
References ApplyFoundationToSlope(), GetBridgeFoundation(), and SLOPE_FLAT.
Referenced by CYapfCostBase::stSlopeCost().
| void ResetBridges | ( | ) |
Reset the data been eventually changed by the grf loaded.
Definition at line 83 of file tunnelbridge_cmd.cpp.
References MAX_BRIDGES.