newgrf_town.cpp

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00001 /* $Id: newgrf_town.cpp 15513 2009-02-18 09:14:41Z peter1138 $ */
00002 
00005 #include "stdafx.h"
00006 #include "debug.h"
00007 #include "town.h"
00008 
00015 uint32 TownGetVariable(byte variable, byte parameter, bool *available, const Town *t)
00016 {
00017   switch (variable) {
00018     /* Larger towns */
00019     case 0x40:
00020       if (_settings_game.economy.larger_towns == 0) return 2;
00021       if (t->larger_town) return 1;
00022       return 0;
00023 
00024     /* Town index */
00025     case 0x41: return t->index;
00026 
00027     /* Town properties */
00028     case 0x80: return t->xy;
00029     case 0x81: return GB(t->xy, 8, 8);
00030     case 0x82: return ClampToU16(t->population);
00031     case 0x83: return GB(ClampToU16(t->population), 8, 8);
00032     case 0x8A: return t->grow_counter;
00033     case 0x92: return t->flags12;  // In original game, 0x92 and 0x93 are really one word. Since flags12 is a byte, this is to adjust
00034     case 0x93: return 0;
00035     case 0x94: return ClampToU16(t->squared_town_zone_radius[0]);
00036     case 0x95: return GB(ClampToU16(t->squared_town_zone_radius[0]), 8, 8);
00037     case 0x96: return ClampToU16(t->squared_town_zone_radius[1]);
00038     case 0x97: return GB(ClampToU16(t->squared_town_zone_radius[1]), 8, 8);
00039     case 0x98: return ClampToU16(t->squared_town_zone_radius[2]);
00040     case 0x99: return GB(ClampToU16(t->squared_town_zone_radius[2]), 8, 8);
00041     case 0x9A: return ClampToU16(t->squared_town_zone_radius[3]);
00042     case 0x9B: return GB(ClampToU16(t->squared_town_zone_radius[3]), 8, 8);
00043     case 0x9C: return ClampToU16(t->squared_town_zone_radius[4]);
00044     case 0x9D: return GB(ClampToU16(t->squared_town_zone_radius[4]), 8, 8);
00045     case 0x9E: return t->ratings[0];
00046     case 0x9F: return GB(t->ratings[0], 8, 8);
00047     case 0xA0: return t->ratings[1];
00048     case 0xA1: return GB(t->ratings[1], 8, 8);
00049     case 0xA2: return t->ratings[2];
00050     case 0xA3: return GB(t->ratings[2], 8, 8);
00051     case 0xA4: return t->ratings[3];
00052     case 0xA5: return GB(t->ratings[3], 8, 8);
00053     case 0xA6: return t->ratings[4];
00054     case 0xA7: return GB(t->ratings[4], 8, 8);
00055     case 0xA8: return t->ratings[5];
00056     case 0xA9: return GB(t->ratings[5], 8, 8);
00057     case 0xAA: return t->ratings[6];
00058     case 0xAB: return GB(t->ratings[6], 8, 8);
00059     case 0xAC: return t->ratings[7];
00060     case 0xAD: return GB(t->ratings[7], 8, 8);
00061     case 0xAE: return t->have_ratings;
00062     case 0xB2: return t->statues;
00063     case 0xB6: return ClampToU16(t->num_houses);
00064     case 0xB9: return t->growth_rate;
00065     case 0xBA: return ClampToU16(t->new_max_pass);
00066     case 0xBB: return GB(ClampToU16(t->new_max_pass), 8, 8);
00067     case 0xBC: return ClampToU16(t->new_max_mail);
00068     case 0xBD: return GB(ClampToU16(t->new_max_mail), 8, 8);
00069     case 0xBE: return ClampToU16(t->new_act_pass);
00070     case 0xBF: return GB(ClampToU16(t->new_act_pass), 8, 8);
00071     case 0xC0: return ClampToU16(t->new_act_mail);
00072     case 0xC1: return GB(ClampToU16(t->new_act_mail), 8, 8);
00073     case 0xC2: return ClampToU16(t->max_pass);
00074     case 0xC3: return GB(ClampToU16(t->max_pass), 8, 8);
00075     case 0xC4: return ClampToU16(t->max_mail);
00076     case 0xC5: return GB(ClampToU16(t->max_mail), 8, 8);
00077     case 0xC6: return ClampToU16(t->act_pass);
00078     case 0xC7: return GB(ClampToU16(t->act_pass), 8, 8);
00079     case 0xC8: return ClampToU16(t->act_mail);
00080     case 0xC9: return GB(ClampToU16(t->act_mail), 8, 8);
00081     case 0xCA: return t->pct_pass_transported;
00082     case 0xCB: return t->pct_mail_transported;
00083     case 0xCC: return t->new_act_food;
00084     case 0xCD: return GB(t->new_act_food, 8, 8);
00085     case 0xCE: return t->new_act_water;
00086     case 0xCF: return GB(t->new_act_water, 8, 8);
00087     case 0xD0: return t->act_food;
00088     case 0xD1: return GB(t->act_food, 8, 8);
00089     case 0xD2: return t->act_water;
00090     case 0xD3: return GB(t->act_water, 8, 8);
00091     case 0xD4: return t->road_build_months;
00092     case 0xD5: return t->fund_buildings_months;
00093   }
00094 
00095   DEBUG(grf, 1, "Unhandled town property 0x%X", variable);
00096 
00097   *available = false;
00098   return UINT_MAX;
00099 }

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