diff options
Diffstat (limited to 'src/vehicle.cpp')
| -rw-r--r-- | src/vehicle.cpp | 32 |
1 files changed, 22 insertions, 10 deletions
diff --git a/src/vehicle.cpp b/src/vehicle.cpp index a8968db8d..5a00eb1e8 100644 --- a/src/vehicle.cpp +++ b/src/vehicle.cpp @@ -218,6 +218,11 @@ void ShowNewGrfVehicleError(EngineID engine, StringID part1, StringID part2, GRF DEBUG(grf, 0, "%s", buffer + 3); } +/** Callback that returns 'real' vehicles lower or at height \c *(byte*)data . + * @param v Vehicle to examine. + * @param data Pointer to height data. + * @return \a v if conditions are met, else \c NULL. + */ static Vehicle *EnsureNoVehicleProcZ(Vehicle *v, void *data) { byte z = *(byte*)data; @@ -229,6 +234,10 @@ static Vehicle *EnsureNoVehicleProcZ(Vehicle *v, void *data) return v; } +/* Ensure there is no vehicle at the ground at the given position. + * @param tile Position to examine. + * @return A vehicle has been found. + */ bool EnsureNoVehicleOnGround(TileIndex tile) { byte z = GetTileMaxZ(tile); @@ -258,7 +267,10 @@ bool HasVehicleOnTunnelBridge(TileIndex tile, TileIndex endtile, const Vehicle * HasVehicleOnPos(endtile, (void *)ignore, &GetVehicleTunnelBridgeProc); } - +/** + * Vehicle constructor. + * @param type Type of the new vehicle. + */ Vehicle::Vehicle(VehicleType type) { this->type = type; @@ -373,7 +385,7 @@ bool HasVehicleOnPosXY(int x, int y, void *data, VehicleFromPosProc *proc) * Helper function for FindVehicleOnPos/HasVehicleOnPos. * @note Do not call this function directly! * @param tile The location on the map - * @param data Arbitrary data passed to proc + * @param data Arbitrary data passed to \a proc. * @param proc The proc that determines whether a vehicle will be "found". * @param find_first Whether to return on the first found or iterate over * all vehicles @@ -396,16 +408,16 @@ static Vehicle *VehicleFromPos(TileIndex tile, void *data, VehicleFromPosProc *p } /** - * Find a vehicle from a specific location. It will call proc for ALL vehicles + * Find a vehicle from a specific location. It will call \a proc for ALL vehicles * on the tile and YOU must make SURE that the "best one" is stored in the * data value and is ALWAYS the same regardless of the order of the vehicles * where proc was called on! * When you fail to do this properly you create an almost untraceable DESYNC! - * @note The return value of proc will be ignored. - * @note Use this when you have the intention that all vehicles + * @note The return value of \a proc will be ignored. + * @note Use this function when you have the intention that all vehicles * should be iterated over. * @param tile The location on the map - * @param data Arbitrary data passed to proc + * @param data Arbitrary data passed to \a proc. * @param proc The proc that determines whether a vehicle will be "found". */ void FindVehicleOnPos(TileIndex tile, void *data, VehicleFromPosProc *proc) @@ -414,13 +426,13 @@ void FindVehicleOnPos(TileIndex tile, void *data, VehicleFromPosProc *proc) } /** - * Checks whether a vehicle in on a specific location. It will call proc for + * Checks whether a vehicle is on a specific location. It will call \a proc for * vehicles until it returns non-NULL. - * @note Use FindVehicleOnPos when you have the intention that all vehicles + * @note Use #FindVehicleOnPos when you have the intention that all vehicles * should be iterated over. * @param tile The location on the map - * @param data Arbitrary data passed to proc - * @param proc The proc that determines whether a vehicle will be "found". + * @param data Arbitrary data passed to \a proc. + * @param proc The \a proc that determines whether a vehicle will be "found". * @return True if proc returned non-NULL. */ bool HasVehicleOnPos(TileIndex tile, void *data, VehicleFromPosProc *proc) |