mirror of https://github.com/OpenRCT2/OpenRCT2.git
276 lines
6.1 KiB
C
276 lines
6.1 KiB
C
/*****************************************************************************
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* Copyright (c) 2014 Ted John
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* OpenRCT2, an open source clone of Roller Coaster Tycoon 2.
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*
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* This file is part of OpenRCT2.
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*
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* OpenRCT2 is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*****************************************************************************/
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#include "addresses.h"
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#include "map.h"
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#include "park.h"
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#include "peep.h"
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#include "ride.h"
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#include "sprite.h"
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#include "window.h"
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int park_is_open()
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{
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return (RCT2_GLOBAL(RCT2_ADDRESS_GAME_FLAGS, uint32) & GAME_FLAGS_PARK_OPEN) != 0;
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}
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/**
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*
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* rct2: 0x00667132
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*/
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void park_init()
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{
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RCT2_CALLPROC_EBPSAFE(0x00667132);
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}
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/**
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*
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* rct2: 0x0066A348
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*/
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int park_calculate_size()
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{
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int tiles, x, y;
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rct_map_element *mapElement;
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tiles = 0;
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for (y = 0; y < 256; y++) {
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for (x = 0; x < 256; x++) {
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mapElement = RCT2_ADDRESS(RCT2_ADDRESS_TILE_MAP_ELEMENT_POINTERS, rct_map_element*)[y * 256 + x];
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while (mapElement->type & MAP_ELEMENT_TYPE_MASK) {
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mapElement++;
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}
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if (mapElement->properties.surface.ownership & 0x30)
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tiles++;
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}
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}
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if (tiles != RCT2_GLOBAL(0x013580EA, sint16)) {
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RCT2_GLOBAL(0x013580EA, sint16) = tiles;
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window_invalidate_by_id(WC_PARK_INFORMATION, 0);
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}
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return tiles;
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}
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/**
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*
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* rct2: 0x00669EAA
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*/
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int calculate_park_rating()
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{
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{
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int eax, ebx, ecx, edx, esi, edi, ebp;
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RCT2_CALLFUNC_X(0x00669EAA, &eax, &ebx, &ecx, &edx, &esi, &edi, &ebp);
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return eax & 0xFFFF;
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}
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int result;
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result = 1150;
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if (RCT2_GLOBAL(RCT2_ADDRESS_GAME_FLAGS, uint32) & 0x4000)
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result = 1050;
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// Guests
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{
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rct_peep* peep;
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uint16 sprite_idx;
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int num_happy_peeps;
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short _bp;
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// -150 to +3 based on a range of guests from 0 to 2000
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result -= 150 - (min(2000, RCT2_GLOBAL(RCT2_ADDRESS_GUESTS_IN_PARK, uint16)) / 13);
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// Guests, happiness, ?
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num_happy_peeps = 0;
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_bp = 0;
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for (sprite_idx = RCT2_GLOBAL(RCT2_ADDRESS_SPRITES_START_PEEP, uint16); sprite_idx != SPRITE_INDEX_NULL; sprite_idx = peep->next) {
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peep = &(RCT2_ADDRESS(RCT2_ADDRESS_SPRITE_LIST, rct_sprite)[sprite_idx].peep);
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if (peep->type != PEEP_TYPE_GUEST)
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continue;
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if (peep->var_2A != 0)
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continue;
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if (peep->happiness > 128)
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num_happy_peeps++;
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if (!(peep->var_C8 & 0x01))
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continue;
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if (peep->var_C6 <= 89)
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_bp++;
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}
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// Peep happiness -500 to +0
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result -= 500;
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if (num_happy_peeps > 0)
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result += 2 * min(250, (RCT2_GLOBAL(RCT2_ADDRESS_GUESTS_IN_PARK, uint16) * 300) / num_happy_peeps);
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// ?
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_bp -= 25;
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if (_bp >= 0)
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result -= _bp * 7;
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}
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// Rides
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{
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int i;
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short _ax, _bx;
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int num_rides;
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rct_ride* ride;
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//
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_ax = 0;
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num_rides = 0;
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for (i = 0; i < 255; i++) {
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ride = &(RCT2_ADDRESS(RCT2_ADDRESS_RIDE_LIST, rct_ride)[i]);
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if (ride->type == RIDE_TYPE_NULL)
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continue;
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_ax += 100 - ride->var_199;
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num_rides++;
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}
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result -= 200;
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if (num_rides > 0)
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result += (_ax / num_rides) * 2;
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//
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_ax = 0;
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_bx = 0;
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for (i = 0; i < 255; i++) {
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ride = &(RCT2_ADDRESS(RCT2_ADDRESS_RIDE_LIST, rct_ride)[i]);
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if (ride->type == RIDE_TYPE_NULL)
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continue;
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if (ride->var_140 == -1)
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continue;
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_ax += ride->var_140 / 8;
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_bx += ride->var_142 / 8;
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}
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_ax = min(1000, _ax);
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_bx = min(1000, _bx);
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result -= 200 - ((_ax + _bx) / 10);
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}
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// Litter
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{
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rct_litter* litter;
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uint16 sprite_idx;
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short num_litter;
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num_litter = 0;
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for (sprite_idx = RCT2_GLOBAL(RCT2_ADDRESS_SPRITES_START_LITTER, uint16); sprite_idx != SPRITE_INDEX_NULL; sprite_idx = litter->next) {
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litter = &(RCT2_ADDRESS(RCT2_ADDRESS_SPRITE_LIST, rct_sprite)[sprite_idx].litter);
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// Guessing this eliminates recently dropped litter
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if (litter->var_24 - RCT2_GLOBAL(0x00F663AC, sint32) >= 7680)
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num_litter++;
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}
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result -= 600 - (4 * (150 - min(150, num_litter)));
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}
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// Rides
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{
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int i, num_rides;
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short _ax, _bx;
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rct_ride* ride;
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num_rides = 0;
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_ax = 0;
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_bx = 0;
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for (i = 0; i < 255; i++) {
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ride = &(RCT2_ADDRESS(RCT2_ADDRESS_RIDE_LIST, rct_ride)[i]);
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if (ride->type == RIDE_TYPE_NULL)
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continue;
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if (ride->var_140 == -1)
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continue;
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_ax += ride->var_140 / 8;
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_bx += ride->var_142 / 8;
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num_rides++;
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}
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result -= 100;
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if (num_rides > 0) {
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_bx = _ax / num_rides;
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_ax = _bx / num_rides;
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_bx -= 46;
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if (_bx >= 0)
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_bx = -_bx;
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_ax -= 65;
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if (_ax >= 0)
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_ax = -_ax;
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_bx /= 2;
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_ax /= 2;
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_bx = min(50, _bx);
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_ax = min(50, _ax);
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result += 100 - _ax - _bx;
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}
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}
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result -= RCT2_GLOBAL(0x0135882E, sint16);
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result = clamp(0, result, 999);
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return result;
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}
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/**
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*
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* rct2: 0x0066A3F6
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*/
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int calculate_park_value()
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{
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int result, value, i;
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rct_ride* ride;
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result = 0;
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for (i = 0; i < 255; i++) {
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ride = &(RCT2_ADDRESS(RCT2_ADDRESS_RIDE_LIST, rct_ride)[i]);
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if (ride->type == RIDE_TYPE_NULL)
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continue;
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if (ride->reliability == 0xFFFF)
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continue;
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value = 0;
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value += ride->var_124 + ride->var_126 + ride->var_128 + ride->var_12A;
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value += ride->var_12C + ride->var_12E + ride->age + ride->running_cost;
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value += ride->var_134 + ride->var_136;
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value += *((uint8*)(0x0097D21E + (ride->type * 8))) * 4;
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value *= ride->reliability * 10;
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result += value;
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}
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result += RCT2_GLOBAL(RCT2_ADDRESS_GUESTS_IN_PARK, uint16) * 70;
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return result;
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}
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/**
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*
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* rct2: 0x0066A498
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*/
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int calculate_company_value()
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{
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int result;
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result = DECRYPT_MONEY(RCT2_GLOBAL(RCT2_ADDRESS_CURRENT_MONEY_ENCRYPTED, sint32));
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result += RCT2_GLOBAL(RCT2_ADDRESS_CURRENT_PARK_VALUE, sint32);
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result -= RCT2_GLOBAL(RCT2_ADDRESS_CURRENT_LOAN, sint32);
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return result;
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}
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