/* $Id$ */ /* * This file is part of OpenTTD. * OpenTTD is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation, version 2. * OpenTTD is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. * See the GNU General Public License for more details. You should have received a copy of the GNU General Public License along with OpenTTD. If not, see <http://www.gnu.org/licenses/>. */ /** @file newgrf_town.cpp Implementation of the town part of NewGRF houses. */ #include "stdafx.h" #include "debug.h" #include "town.h" /** This function implements the town variables that newGRF defines. * @param variable that is queried * @param parameter unused * @param available will return false if ever the variable asked for does not exist * @param t is of course the town we are inquiring * @return the value stored in the corresponding variable*/ uint32 TownGetVariable(byte variable, byte parameter, bool *available, const Town *t) { switch (variable) { /* Larger towns */ case 0x40: if (_settings_game.economy.larger_towns == 0) return 2; if (t->larger_town) return 1; return 0; /* Town index */ case 0x41: return t->index; /* Town properties */ case 0x80: return t->xy; case 0x81: return GB(t->xy, 8, 8); case 0x82: return ClampToU16(t->population); case 0x83: return GB(ClampToU16(t->population), 8, 8); case 0x8A: return t->grow_counter; case 0x92: return t->flags; // In original game, 0x92 and 0x93 are really one word. Since flags is a byte, this is to adjust case 0x93: return 0; case 0x94: return ClampToU16(t->squared_town_zone_radius[0]); case 0x95: return GB(ClampToU16(t->squared_town_zone_radius[0]), 8, 8); case 0x96: return ClampToU16(t->squared_town_zone_radius[1]); case 0x97: return GB(ClampToU16(t->squared_town_zone_radius[1]), 8, 8); case 0x98: return ClampToU16(t->squared_town_zone_radius[2]); case 0x99: return GB(ClampToU16(t->squared_town_zone_radius[2]), 8, 8); case 0x9A: return ClampToU16(t->squared_town_zone_radius[3]); case 0x9B: return GB(ClampToU16(t->squared_town_zone_radius[3]), 8, 8); case 0x9C: return ClampToU16(t->squared_town_zone_radius[4]); case 0x9D: return GB(ClampToU16(t->squared_town_zone_radius[4]), 8, 8); case 0x9E: return t->ratings[0]; case 0x9F: return GB(t->ratings[0], 8, 8); case 0xA0: return t->ratings[1]; case 0xA1: return GB(t->ratings[1], 8, 8); case 0xA2: return t->ratings[2]; case 0xA3: return GB(t->ratings[2], 8, 8); case 0xA4: return t->ratings[3]; case 0xA5: return GB(t->ratings[3], 8, 8); case 0xA6: return t->ratings[4]; case 0xA7: return GB(t->ratings[4], 8, 8); case 0xA8: return t->ratings[5]; case 0xA9: return GB(t->ratings[5], 8, 8); case 0xAA: return t->ratings[6]; case 0xAB: return GB(t->ratings[6], 8, 8); case 0xAC: return t->ratings[7]; case 0xAD: return GB(t->ratings[7], 8, 8); case 0xAE: return t->have_ratings; case 0xB2: return t->statues; case 0xB6: return ClampToU16(t->num_houses); case 0xB9: return t->growth_rate; case 0xBA: return ClampToU16(t->new_max_pass); case 0xBB: return GB(ClampToU16(t->new_max_pass), 8, 8); case 0xBC: return ClampToU16(t->new_max_mail); case 0xBD: return GB(ClampToU16(t->new_max_mail), 8, 8); case 0xBE: return ClampToU16(t->new_act_pass); case 0xBF: return GB(ClampToU16(t->new_act_pass), 8, 8); case 0xC0: return ClampToU16(t->new_act_mail); case 0xC1: return GB(ClampToU16(t->new_act_mail), 8, 8); case 0xC2: return ClampToU16(t->max_pass); case 0xC3: return GB(ClampToU16(t->max_pass), 8, 8); case 0xC4: return ClampToU16(t->max_mail); case 0xC5: return GB(ClampToU16(t->max_mail), 8, 8); case 0xC6: return ClampToU16(t->act_pass); case 0xC7: return GB(ClampToU16(t->act_pass), 8, 8); case 0xC8: return ClampToU16(t->act_mail); case 0xC9: return GB(ClampToU16(t->act_mail), 8, 8); case 0xCA: return t->pct_pass_transported; case 0xCB: return t->pct_mail_transported; case 0xCC: return t->new_act_food; case 0xCD: return GB(t->new_act_food, 8, 8); case 0xCE: return t->new_act_water; case 0xCF: return GB(t->new_act_water, 8, 8); case 0xD0: return t->act_food; case 0xD1: return GB(t->act_food, 8, 8); case 0xD2: return t->act_water; case 0xD3: return GB(t->act_water, 8, 8); case 0xD4: return t->road_build_months; case 0xD5: return t->fund_buildings_months; } DEBUG(grf, 1, "Unhandled town property 0x%X", variable); *available = false; return UINT_MAX; }