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@ -203,15 +203,16 @@ uint32 GetNearbyTileInformation(byte parameter, TileIndex tile)
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/** Callback function to search a house by its HouseID
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* @param tile TileIndex to be examined
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* @param data house id, in order to get the specs
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* @param user_data house id, in order to get the specs
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* @return true or false, if found or not
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*/
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static bool SearchNearbyHouseID(TileIndex tile, uint32 data)
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static bool SearchNearbyHouseID(TileIndex tile, void *user_data)
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{
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if (IsTileType(tile, MP_HOUSE)) {
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const HouseSpec *hs = GetHouseSpecs(GetHouseType(tile)); // tile been examined
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if (hs->grffile != NULL) { // must be one from a grf file
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const HouseSpec *test_hs = GetHouseSpecs((HouseID)GB(data, 0, 16));
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HouseID *test_house = (HouseID *)user_data;
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const HouseSpec *test_hs = GetHouseSpecs(*test_house);
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return hs->local_id == test_hs->local_id && // same local id as the one requested
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hs->grffile->grfid == test_hs->grffile->grfid; // from the same grf
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}
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@ -221,15 +222,16 @@ static bool SearchNearbyHouseID(TileIndex tile, uint32 data)
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/** Callback function to search a house by its classID
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* @param tile TileIndex to be examined
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* @param data house id, in order to get the specs
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* @param user_data house id, in order to get the specs
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* @return true or false, if found or not
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*/
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static bool SearchNearbyHouseClass(TileIndex tile, uint32 data)
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static bool SearchNearbyHouseClass(TileIndex tile, void *user_data)
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{
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if (IsTileType(tile, MP_HOUSE)) {
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const HouseSpec *hs = GetHouseSpecs(GetHouseType(tile)); // tile been examined
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if (hs->grffile != NULL) { // must be one from a grf file
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const HouseSpec *test_hs = GetHouseSpecs((HouseID)GB(data, 0, 16));
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HouseID *test_house = (HouseID *)user_data;
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const HouseSpec *test_hs = GetHouseSpecs(*test_house);
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return hs->class_id == test_hs->class_id && // same classid as the one requested
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hs->grffile->grfid == test_hs->grffile->grfid; // from the same grf
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}
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@ -239,15 +241,16 @@ static bool SearchNearbyHouseClass(TileIndex tile, uint32 data)
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/** Callback function to search a house by its grfID
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* @param tile TileIndex to be examined
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* @param data house id, in order to get the specs
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* @param user_data house id, in order to get the specs
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* @return true or false, if found or not
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*/
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static bool SearchNearbyHouseGRFID(TileIndex tile, uint32 data)
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static bool SearchNearbyHouseGRFID(TileIndex tile, void *user_data)
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{
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if (IsTileType(tile, MP_HOUSE)) {
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const HouseSpec *hs = GetHouseSpecs(GetHouseType(tile)); // tile been examined
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if (hs->grffile != NULL) { // must be one from a grf file
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const HouseSpec *test_hs = GetHouseSpecs((HouseID)GB(data, 0, 16));
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HouseID *test_house = (HouseID *)user_data;
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const HouseSpec *test_hs = GetHouseSpecs(*test_house);
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return hs->grffile->grfid == test_hs->grffile->grfid; // from the same grf
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}
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}
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@ -260,10 +263,10 @@ static bool SearchNearbyHouseGRFID(TileIndex tile, uint32 data)
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* bits 0..6 radius of the search
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* bits 7..8 search type i.e.: 0 = houseID/ 1 = classID/ 2 = grfID
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* @param tile TileIndex from which to start the search
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* @param data the HouseID that is associated to the house work who started the callback
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* @result the Manhattan distance from the center tile, if any, and 0 if failure
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*/
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static uint32 GetDistanceFromNearbyHouse(uint8 parameter, TileIndex tile, uint32 data)
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* @param house the HouseID that is associated to the house, the callback is called for
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* @return the Manhattan distance from the center tile, if any, and 0 if failure
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*/
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static uint32 GetDistanceFromNearbyHouse(uint8 parameter, TileIndex tile, HouseID house)
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{
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static TestTileOnSearchProc * const search_procs[3] = {
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SearchNearbyHouseID,
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@ -277,7 +280,7 @@ static uint32 GetDistanceFromNearbyHouse(uint8 parameter, TileIndex tile, uint32
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if (searchradius < 1) return 0; // do not use a too low radius
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/* Use a pointer for the tile to start the search. Will be required for calculating the distance*/
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if (CircularTileSearch(&found_tile, 2 * searchradius + 1, search_procs[searchtype], data)) {
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if (CircularTileSearch(&found_tile, 2 * searchradius + 1, search_procs[searchtype], &house)) {
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return DistanceManhattan(found_tile, tile);
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}
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return 0;
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