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OpenRCT2/src/openrct2/world/Park.cpp

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#pragma region Copyright (c) 2014-2017 OpenRCT2 Developers
/*****************************************************************************
* OpenRCT2, an open source clone of Roller Coaster Tycoon 2.
*
* OpenRCT2 is the work of many authors, a full list can be found in contributors.md
* For more information, visit https://github.com/OpenRCT2/OpenRCT2
*
* OpenRCT2 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, either version 3 of the License, or
* (at your option) any later version.
*
* A full copy of the GNU General Public License can be found in licence.txt
*****************************************************************************/
#pragma endregion
#include "../Cheats.h"
#include "../config/Config.h"
#include "../core/Math.hpp"
#include "../core/Memory.hpp"
#include "../core/Util.hpp"
#include "../Game.h"
#include "../interface/Colour.h"
#include "../interface/Window.h"
#include "../localisation/Localisation.h"
#include "../management/Award.h"
#include "../management/Finance.h"
#include "../management/Marketing.h"
#include "../management/NewsItem.h"
#include "../management/Research.h"
#include "../network/network.h"
#include "../OpenRCT2.h"
#include "../peep/Peep.h"
#include "../peep/Staff.h"
#include "../ride/Ride.h"
#include "../ride/RideData.h"
#include "../scenario/Scenario.h"
#include "Entrance.h"
#include "Map.h"
#include "Park.h"
#include "Sprite.h"
rct_string_id gParkName;
uint32 gParkNameArgs;
uint32 gParkFlags;
uint16 gParkRating;
money16 gParkEntranceFee;
uint16 gParkSize;
money16 gLandPrice;
money16 gConstructionRightsPrice;
uint32 gTotalAdmissions;
money32 gTotalIncomeFromAdmissions;
money32 gParkValue;
money32 gCompanyValue;
sint16 gParkRatingCasualtyPenalty;
uint8 gParkRatingHistory[32];
uint8 gGuestsInParkHistory[32];
// If this value is more than or equal to 0, the park rating is forced to this value. Used for cheat
static sint32 _forcedParkRating = -1;
/**
* In a difficult guest generation scenario, no guests will be generated if over this value.
*/
sint32 _suggestedGuestMaximum;
/**
* Probability out of 65535, of gaining a new guest per game tick.
* new guests per second = 40 * (probability / 65535)
* With a full park rating, non-overpriced entrance fee, less guests than the suggested maximum and four positive awards,
* approximately 1 guest per second can be generated (+60 guests in one minute).
*/
sint32 _guestGenerationProbability;
sint32 park_is_open()
{
return (gParkFlags & PARK_FLAGS_PARK_OPEN) != 0;
}
/**
*
* rct2: 0x00667132
*/
void park_init()
{
sint32 i;
gUnk13CA740 = 0;
gParkName = STR_UNNAMED_PARK;
gStaffHandymanColour = COLOUR_BRIGHT_RED;
gStaffMechanicColour = COLOUR_LIGHT_BLUE;
gStaffSecurityColour = COLOUR_YELLOW;
gNumGuestsInPark = 0;
gNumGuestsInParkLastWeek = 0;
gNumGuestsHeadingForPark = 0;
gGuestChangeModifier = 0;
gParkRating = 0;
_guestGenerationProbability = 0;
gTotalRideValueForMoney = 0;
gResearchLastItem.rawValue = RESEARCHED_ITEMS_SEPARATOR;
for (i = 0; i < 20; i++)
gMarketingCampaignDaysLeft[i] = 0;
research_reset_items();
finance_init();
set_every_ride_type_not_invented();
set_all_scenery_items_invented();
gParkEntranceFee = MONEY(10, 00);
gPeepSpawns[0].x = PEEP_SPAWN_UNDEFINED;
gPeepSpawns[1].x = PEEP_SPAWN_UNDEFINED;
gResearchPriorities =
(1 << RESEARCH_CATEGORY_TRANSPORT) |
(1 << RESEARCH_CATEGORY_GENTLE) |
(1 << RESEARCH_CATEGORY_ROLLERCOASTER) |
(1 << RESEARCH_CATEGORY_THRILL) |
(1 << RESEARCH_CATEGORY_WATER) |
(1 << RESEARCH_CATEGORY_SHOP) |
(1 << RESEARCH_CATEGORY_SCENERY_GROUP);
gResearchFundingLevel = RESEARCH_FUNDING_NORMAL;
gGuestInitialCash = MONEY(50,00); // Cash per guest (average)
gGuestInitialHappiness = calculate_guest_initial_happiness(50); // 50%
gGuestInitialHunger = 200;
gGuestInitialThirst = 200;
gScenarioObjectiveType = OBJECTIVE_GUESTS_BY;
gScenarioObjectiveYear = 4;
gScenarioObjectiveNumGuests = 1000;
gLandPrice = MONEY(90, 00);
gConstructionRightsPrice = MONEY(40,00);
gParkFlags = PARK_FLAGS_NO_MONEY | PARK_FLAGS_SHOW_REAL_GUEST_NAMES;
park_reset_history();
finance_reset_history();
award_reset();
gS6Info.name[0] = '\0';
format_string(gS6Info.details, 256, STR_NO_DETAILS_YET, nullptr);
}
/**
*
* rct2: 0x0066729F
*/
void park_reset_history()
{
for (sint32 i = 0; i < 32; i++) {
gParkRatingHistory[i] = 255;
gGuestsInParkHistory[i] = 255;
}
}
/**
*
* rct2: 0x0066A348
*/
sint32 park_calculate_size()
{
sint32 tiles;
tile_element_iterator it;
tiles = 0;
tile_element_iterator_begin(&it);
do {
if (tile_element_get_type(it.element) == TILE_ELEMENT_TYPE_SURFACE) {
if (it.element->properties.surface.ownership & (OWNERSHIP_CONSTRUCTION_RIGHTS_OWNED | OWNERSHIP_OWNED)) {
tiles++;
}
}
} while (tile_element_iterator_next(&it));
if (tiles != gParkSize) {
gParkSize = tiles;
window_invalidate_by_class(WC_PARK_INFORMATION);
}
return tiles;
}
/**
*
* rct2: 0x00669EAA
*/
sint32 calculate_park_rating()
{
if (_forcedParkRating >= 0)
return _forcedParkRating;
sint32 result;
result = 1150;
if (gParkFlags & PARK_FLAGS_DIFFICULT_PARK_RATING)
result = 1050;
// Guests
{
rct_peep* peep;
uint16 spriteIndex;
sint32 num_happy_peeps;
sint32 num_lost_guests;
// -150 to +3 based on a range of guests from 0 to 2000
result -= 150 - (Math::Min((uint16)2000, gNumGuestsInPark) / 13);
// Find the number of happy peeps and the number of peeps who can't find the park exit
num_happy_peeps = 0;
num_lost_guests = 0;
FOR_ALL_GUESTS(spriteIndex, peep) {
if (peep->outside_of_park != 0)
continue;
if (peep->happiness > 128)
num_happy_peeps++;
if ((peep->peep_flags & PEEP_FLAGS_LEAVING_PARK) && (peep->peep_is_lost_countdown < 90))
num_lost_guests++;
}
// Peep happiness -500 to +0
result -= 500;
if (gNumGuestsInPark > 0)
result += 2 * Math::Min(250, (num_happy_peeps * 300) / gNumGuestsInPark);
// Up to 25 guests can be lost without affecting the park rating.
if (num_lost_guests > 25)
result -= (num_lost_guests - 25) * 7;
}
// Rides
{
sint32 i;
sint16 total_ride_uptime = 0, total_ride_intensity = 0, total_ride_excitement = 0;
sint32 num_rides, num_exciting_rides = 0;
Ride* ride;
num_rides = 0;
FOR_ALL_RIDES(i, ride) {
total_ride_uptime += 100 - ride->downtime;
if (ride->excitement != RIDE_RATING_UNDEFINED){
total_ride_excitement += ride->excitement / 8;
total_ride_intensity += ride->intensity / 8;
num_exciting_rides++;
}
num_rides++;
}
result -= 200;
if (num_rides > 0)
result += (total_ride_uptime / num_rides) * 2;
result -= 100;
if (num_exciting_rides>0){
sint16 average_excitement = total_ride_excitement / num_exciting_rides;
sint16 average_intensity = total_ride_intensity / num_exciting_rides;
average_excitement -= 46;
if (average_excitement < 0){
average_excitement = -average_excitement;
}
average_intensity -= 65;
if (average_intensity < 0){
average_intensity = -average_intensity;
}
average_excitement = Math::Min((sint16)(average_excitement / 2), (sint16)50);
average_intensity = Math::Min((sint16)(average_intensity / 2), (sint16)50);
result += 100 - average_excitement - average_intensity;
}
total_ride_excitement = Math::Min((sint16)1000, total_ride_excitement);
total_ride_intensity = Math::Min((sint16)1000, total_ride_intensity);
result -= 200 - ((total_ride_excitement + total_ride_intensity) / 10);
}
// Litter
{
rct_litter* litter;
uint16 sprite_idx;
sint16 num_litter;
num_litter = 0;
for (sprite_idx = gSpriteListHead[SPRITE_LIST_LITTER]; sprite_idx != SPRITE_INDEX_NULL; sprite_idx = litter->next) {
litter = &(get_sprite(sprite_idx)->litter);
// Ignore recently dropped litter
if (litter->creationTick - gScenarioTicks >= 7680)
num_litter++;
}
result -= 600 - (4 * (150 - Math::Min((sint16)150, num_litter)));
}
result -= gParkRatingCasualtyPenalty;
result = Math::Clamp(0, result, 999);
return result;
}
static money32 calculate_ride_value(Ride *ride)
{
if (ride->type == RIDE_TYPE_NULL)
return 0;
if (ride->value == RIDE_VALUE_UNDEFINED)
return 0;
// Fair value * (...)
return (ride->value * 10) * (ride_customers_in_last_5_minutes(ride) + rideBonusValue[ride->type] * 4);
}
/**
*
* rct2: 0x0066A3F6
*/
money32 calculate_park_value()
{
// Sum ride values
money32 result = 0;
for (sint32 i = 0; i < 255; i++) {
Ride* ride = get_ride(i);
result += calculate_ride_value(ride);
}
// +7.00 per guest
result += gNumGuestsInPark * MONEY(7, 00);
return result;
}
/**
* Calculate the company value.
* Cash + Park Value - Loan
*
* rct2: 0x0066A498
*/
money32 calculate_company_value()
{
return gCash + gParkValue - gBankLoan;
}
/**
*
* rct2: 0x00667104
*/
void reset_park_entry()
{
gParkName = 0;
reset_park_entrance();
for (sint32 i = 0; i < MAX_PEEP_SPAWNS; i++) {
gPeepSpawns[i].x = PEEP_SPAWN_UNDEFINED;
}
}
/**
* Calculates the probability of a new guest. Also sets total ride value and suggested guest maximum.
* Total ride value should probably be set elsewhere, as it's not just used for guest generation.
* Suggested guest maximum should probably be an output result, not a global.
* @returns A probability out of 65535
* rct2: 0x0066730A
*/
static sint32 park_calculate_guest_generation_probability()
{
uint32 probability;
sint32 i, suggestedMaxGuests;
money16 totalRideValueForMoney;
Ride *ride;
// Calculate suggested guest maximum (based on ride type) and total ride value
suggestedMaxGuests = 0;
totalRideValueForMoney = 0;
FOR_ALL_RIDES(i, ride) {
if (ride->status != RIDE_STATUS_OPEN)
continue;
if (ride->lifecycle_flags & RIDE_LIFECYCLE_BROKEN_DOWN)
continue;
if (ride->lifecycle_flags & RIDE_LIFECYCLE_CRASHED)
continue;
// Add guest score for ride type
suggestedMaxGuests += rideBonusValue[ride->type];
// Add ride value
if (ride->value != RIDE_VALUE_UNDEFINED) {
money16 rideValueForMoney = (money16)(ride->value - ride->price);
if (rideValueForMoney > 0) {
totalRideValueForMoney += rideValueForMoney * 2;
}
}
}
// If difficult guest generation, extra guests are available for good rides
if (gParkFlags & PARK_FLAGS_DIFFICULT_GUEST_GENERATION) {
suggestedMaxGuests = Math::Min(suggestedMaxGuests, 1000);
FOR_ALL_RIDES(i, ride) {
if (ride->lifecycle_flags & RIDE_LIFECYCLE_BROKEN_DOWN)
continue;
if (ride->lifecycle_flags & RIDE_LIFECYCLE_CRASHED)
continue;
if (!ride_type_has_flag(ride->type, RIDE_TYPE_FLAG_HAS_TRACK))
continue;
if (!ride_type_has_flag(ride->type, RIDE_TYPE_FLAG_HAS_DATA_LOGGING))
continue;
if (!(ride->lifecycle_flags & RIDE_LIFECYCLE_TESTED))
continue;
if (ride->length[0] < (600 << 16))
continue;
if (ride->excitement < RIDE_RATING(6,00))
continue;
// Bonus guests for good ride
suggestedMaxGuests += rideBonusValue[ride->type] * 2;
}
}
suggestedMaxGuests = Math::Min(suggestedMaxGuests, 65535);
gTotalRideValueForMoney = totalRideValueForMoney;
_suggestedGuestMaximum = suggestedMaxGuests;
// Begin with 50 + park rating
probability = 50 + Math::Clamp(0u, gParkRating - 200u, 650u);
// The more guests, the lower the chance of a new one
sint32 numGuests = gNumGuestsInPark + gNumGuestsHeadingForPark;
if (numGuests > suggestedMaxGuests) {
probability /= 4;
// Even lower for difficult guest generation
if (gParkFlags & PARK_FLAGS_DIFFICULT_GUEST_GENERATION)
probability /= 4;
}
// Reduces chance for any more than 7000 guests
if (numGuests > 7000)
probability /= 4;
// Penalty for overpriced entrance fee relative to total ride value
money16 entranceFee = park_get_entrance_fee();
if (entranceFee > totalRideValueForMoney) {
probability /= 4;
// Extra penalty for very overpriced entrance fee
if (entranceFee / 2 > totalRideValueForMoney)
probability /= 4;
}
// Reward or penalties for park awards
for (i = 0; i < MAX_AWARDS; i++) {
Award *award = &gCurrentAwards[i];
if (award->Time == 0)
continue;
// +/- 0.25% of the probability
if (award_is_positive(award->Type))
probability += probability / 4;
else
probability -= probability / 4;
}
return probability;
}
/**
* Choose a random peep spawn and iterates through until defined spawn is found.
*/
static uint32 get_random_peep_spawn_index()
{
uint32 spawnIndexList[MAX_PEEP_SPAWNS];
uint32 numSpawns = map_get_available_peep_spawn_index_list(spawnIndexList);
if (numSpawns > 0) {
return spawnIndexList[scenario_rand() % numSpawns];
}
else {
return 0;
}
}
rct_peep *park_generate_new_guest()
{
rct_peep *peep = nullptr;
rct2_peep_spawn spawn = gPeepSpawns[get_random_peep_spawn_index()];
if (spawn.x != 0xFFFF) {
spawn.direction ^= 2;
peep = peep_generate(spawn.x, spawn.y, spawn.z * 16);
if (peep != nullptr) {
peep->sprite_direction = spawn.direction << 3;
// Get the centre point of the tile the peep is on
peep->destination_x = (peep->x & 0xFFE0) + 16;
peep->destination_y = (peep->y & 0xFFE0) + 16;
peep->destination_tolerance = 5;
peep->var_76 = 0;
peep->direction = spawn.direction;
peep->var_37 = 0;
peep->state = PEEP_STATE_ENTERING_PARK;
}
}
return peep;
}
static rct_peep *park_generate_new_guest_due_to_campaign(sint32 campaign)
{
rct_peep *peep = park_generate_new_guest();
if (peep != nullptr)
marketing_set_guest_campaign(peep, campaign);
return peep;
}
static void park_generate_new_guests()
{
// Generate a new guest for some probability
if ((sint32)(scenario_rand() & 0xFFFF) < _guestGenerationProbability) {
sint32 difficultGeneration = (gParkFlags & PARK_FLAGS_DIFFICULT_GUEST_GENERATION) != 0;
if (!difficultGeneration || _suggestedGuestMaximum + 150 >= gNumGuestsInPark)
park_generate_new_guest();
}
// Extra guests generated by advertising campaigns
sint32 campaign;
for (campaign = 0; campaign < ADVERTISING_CAMPAIGN_COUNT; campaign++) {
if (gMarketingCampaignDaysLeft[campaign] != 0) {
// Random chance of guest generation
if ((sint32)(scenario_rand() & 0xFFFF) < marketing_get_campaign_guest_generation_probability(campaign))
park_generate_new_guest_due_to_campaign(campaign);
}
}
}
/**
*
* rct2: 0x006674F7
*/
void park_update()
{
if (gScreenFlags & (SCREEN_FLAGS_SCENARIO_EDITOR | SCREEN_FLAGS_TRACK_DESIGNER | SCREEN_FLAGS_TRACK_MANAGER))
return;
// Every 5 seconds approximately
if (gCurrentTicks % 512 == 0) {
gParkRating = calculate_park_rating();
gParkValue = calculate_park_value();
gCompanyValue = calculate_company_value();
window_invalidate_by_class(WC_FINANCES);
_guestGenerationProbability = park_calculate_guest_generation_probability();
gToolbarDirtyFlags |= BTM_TB_DIRTY_FLAG_PARK_RATING;
window_invalidate_by_class(WC_PARK_INFORMATION);
}
// Generate new guests
park_generate_new_guests();
}
uint8 calculate_guest_initial_happiness(uint8 percentage) {
if (percentage < 15) {
// There is a minimum of 15% happiness
percentage = 15;
}
else if (percentage > 98) {
// There is a maximum of 98% happiness
percentage = 98;
}
/* The percentages follow this sequence:
15 17 18 20 21 23 25 26 28 29 31 32 34 36 37 39 40 42 43 45 47 48 50 51 53...
This sequence can be defined as PI*(9+n)/2 (the value is floored)
*/
uint8 n;
for (n = 1; n < 55; n++) {
if ((3.14159*(9 + n)) / 2 >= percentage) {
return (9 + n) * 4;
}
}
return 40; // This is the lowest possible value
}
/**
*
* rct2: 0x0066A231
*/
void park_update_histories()
{
sint32 guestsInPark = gNumGuestsInPark;
sint32 lastGuestsInPark = gNumGuestsInParkLastWeek;
gNumGuestsInParkLastWeek = guestsInPark;
gToolbarDirtyFlags |= BTM_TB_DIRTY_FLAG_PEEP_COUNT;
sint32 changeInGuestsInPark = guestsInPark - lastGuestsInPark;
sint32 guestChangeModifier = 1;
if (changeInGuestsInPark > -20) {
guestChangeModifier++;
if (changeInGuestsInPark < 20)
guestChangeModifier = 0;
}
gGuestChangeModifier = guestChangeModifier;
// Update park rating history
for (sint32 i = 31; i > 0; i--)
gParkRatingHistory[i] = gParkRatingHistory[i - 1];
gParkRatingHistory[0] = calculate_park_rating() / 4;
window_invalidate_by_class(WC_PARK_INFORMATION);
// Update guests in park history
for (sint32 i = 31; i > 0; i--)
gGuestsInParkHistory[i] = gGuestsInParkHistory[i - 1];
gGuestsInParkHistory[0] = Math::Min(guestsInPark, 5000) / 20;
window_invalidate_by_class(WC_PARK_INFORMATION);
// Update current cash history
for (sint32 i = 127; i > 0; i--)
gCashHistory[i] = gCashHistory[i - 1];
gCashHistory[0] = gCash - gBankLoan;
window_invalidate_by_class(WC_FINANCES);
// Update weekly profit history
money32 currentWeeklyProfit = gWeeklyProfitAverageDividend;
if (gWeeklyProfitAverageDivisor != 0) {
currentWeeklyProfit /= gWeeklyProfitAverageDivisor;
}
for (sint32 i = 127; i > 0; i--)
gWeeklyProfitHistory[i] = gWeeklyProfitHistory[i - 1];
gWeeklyProfitHistory[0] = currentWeeklyProfit;
gWeeklyProfitAverageDividend = 0;
gWeeklyProfitAverageDivisor = 0;
window_invalidate_by_class(WC_FINANCES);
// Update park value history
for (sint32 i = 127; i > 0; i--)
gParkValueHistory[i] = gParkValueHistory[i - 1];
gParkValueHistory[0] = gParkValue;
}
void park_set_open(sint32 open)
{
game_do_command(0, GAME_COMMAND_FLAG_APPLY, 0, open << 8, GAME_COMMAND_SET_PARK_OPEN, 0, 0);
}
/**
*
* rct2: 0x00669D4A
*/
void game_command_set_park_open(sint32* eax, sint32* ebx, sint32* ecx, sint32* edx, sint32* esi, sint32* edi, sint32* ebp)
{
if (!(*ebx & GAME_COMMAND_FLAG_APPLY)) {
*ebx = 0;
return;
}
sint32 dh = (*edx >> 8) & 0xFF;
gCommandExpenditureType = RCT_EXPENDITURE_TYPE_PARK_ENTRANCE_TICKETS;
switch (dh) {
case 0:
if (gParkFlags & PARK_FLAGS_PARK_OPEN) {
gParkFlags &= ~PARK_FLAGS_PARK_OPEN;
window_invalidate_by_class(WC_PARK_INFORMATION);
}
break;
case 1:
if (!(gParkFlags & PARK_FLAGS_PARK_OPEN)) {
gParkFlags |= PARK_FLAGS_PARK_OPEN;
window_invalidate_by_class(WC_PARK_INFORMATION);
}
break;
case 2:
gSamePriceThroughoutParkA = *edi;
window_invalidate_by_class(WC_RIDE);
break;
case 3:
gSamePriceThroughoutParkB = *edi;
window_invalidate_by_class(WC_RIDE);
break;
}
*ebx = 0;
}
/**
*
* rct2: 0x00664D05
*/
void update_park_fences(sint32 x, sint32 y)
{
if (x > 0x1FFF)
return;
if (y > 0x1FFF)
return;
// When setting the ownership of map edges
if (x <= 0 || x >= gMapSizeUnits)
return;
if (y <= 0 || y >= gMapSizeUnits)
return;
rct_tile_element* sufaceElement = map_get_surface_element_at(x / 32, y / 32);
if (sufaceElement == nullptr)return;
uint8 newOwnership = sufaceElement->properties.surface.ownership & 0xF0;
if ((sufaceElement->properties.surface.ownership & OWNERSHIP_OWNED) == 0) {
uint8 fence_required = 1;
rct_tile_element* tileElement = map_get_first_element_at(x / 32, y / 32);
// If an entrance element do not place flags around surface
do {
if (tile_element_get_type(tileElement) != TILE_ELEMENT_TYPE_ENTRANCE)
continue;
if (tileElement->properties.entrance.type != ENTRANCE_TYPE_PARK_ENTRANCE)
continue;
if (!(tileElement->flags & TILE_ELEMENT_FLAG_GHOST)) {
fence_required = 0;
break;
}
} while (!tile_element_is_last_for_tile(tileElement++));
if (fence_required) {
// As map_is_location_in_park sets the error text
// will require to back it up.
rct_string_id previous_error = gGameCommandErrorText;
if (map_is_location_in_park(x - 32, y)){
newOwnership |= 0x8;
}
if (map_is_location_in_park(x, y - 32)){
newOwnership |= 0x4;
}
if (map_is_location_in_park(x + 32, y)){
newOwnership |= 0x2;
}
if (map_is_location_in_park(x, y + 32)){
newOwnership |= 0x1;
}
gGameCommandErrorText = previous_error;
}
}
if (sufaceElement->properties.surface.ownership != newOwnership) {
sint32 z0 = sufaceElement->base_height * 8;
sint32 z1 = z0 + 16;
map_invalidate_tile(x, y, z0, z1);
sufaceElement->properties.surface.ownership = newOwnership;
}
}
void update_park_fences_around_tile(sint32 x, sint32 y)
{
update_park_fences(x, y);
update_park_fences(x + 32, y);
update_park_fences(x - 32, y);
update_park_fences(x, y + 32);
update_park_fences(x, y - 32);
}
void park_set_name(const char *name)
{
// Required else the pointer arithmetic in the game commands below could cause an access violation
char* newName = (char *)malloc(USER_STRING_MAX_LENGTH + 1);
strncpy(newName, name, USER_STRING_MAX_LENGTH);
gGameCommandErrorTitle = STR_CANT_RENAME_PARK;
game_do_command(1, GAME_COMMAND_FLAG_APPLY, 0, *((sint32*)(newName + 0)), GAME_COMMAND_SET_PARK_NAME, *((sint32*)(newName + 8)), *((sint32*)(newName + 4)));
game_do_command(2, GAME_COMMAND_FLAG_APPLY, 0, *((sint32*)(newName + 12)), GAME_COMMAND_SET_PARK_NAME, *((sint32*)(newName + 20)), *((sint32*)(newName + 16)));
game_do_command(0, GAME_COMMAND_FLAG_APPLY, 0, *((sint32*)(newName + 24)), GAME_COMMAND_SET_PARK_NAME, *((sint32*)(newName + 32)), *((sint32*)(newName + 28)));
free(newName);
}
/**
*
* rct2: 0x00669C6D
*/
void game_command_set_park_name(sint32 *eax, sint32 *ebx, sint32 *ecx, sint32 *edx, sint32 *esi, sint32 *edi, sint32 *ebp)
{
rct_string_id newUserStringId;
char oldName[128];
static char newName[128];
sint32 nameChunkIndex = *eax & 0xFFFF;
gCommandExpenditureType = RCT_EXPENDITURE_TYPE_LANDSCAPING;
//if (*ebx & GAME_COMMAND_FLAG_APPLY) { // this check seems to be useless and causes problems in multiplayer
sint32 nameChunkOffset = nameChunkIndex - 1;
if (nameChunkOffset < 0)
nameChunkOffset = 2;
nameChunkOffset *= 12;
nameChunkOffset = Math::Min(nameChunkOffset, (sint32)Util::CountOf(newName) - 12);
memcpy(newName + nameChunkOffset + 0, edx, 4);
memcpy(newName + nameChunkOffset + 4, ebp, 4);
memcpy(newName + nameChunkOffset + 8, edi, 4);
//}
if (nameChunkIndex != 0) {
*ebx = 0;
return;
}
format_string(oldName, 128, gParkName, &gParkNameArgs);
if (strcmp(oldName, newName) == 0) {
*ebx = 0;
return;
}
if (newName[0] == 0) {
gGameCommandErrorText = STR_INVALID_RIDE_ATTRACTION_NAME;
*ebx = MONEY32_UNDEFINED;
return;
}
newUserStringId = user_string_allocate(USER_STRING_HIGH_ID_NUMBER, newName);
if (newUserStringId == 0) {
gGameCommandErrorText = STR_INVALID_NAME_FOR_PARK;
*ebx = MONEY32_UNDEFINED;
return;
}
if (*ebx & GAME_COMMAND_FLAG_APPLY) {
// Log park rename command if we are in multiplayer and logging is enabled
if ((network_get_mode() == NETWORK_MODE_CLIENT || network_get_mode() == NETWORK_MODE_SERVER) && gConfigNetwork.log_server_actions) {
// Get player name
int player_index = network_get_player_index(game_command_playerid);
const char* player_name = network_get_player_name(player_index);
char log_msg[256];
char* args[3] = {
(char *) player_name,
oldName,
newName
};
format_string(log_msg, 256, STR_LOG_PARK_NAME, args);
network_append_server_log(log_msg);
}
// Free the old ride name
user_string_free(gParkName);
gParkName = newUserStringId;
gfx_invalidate_screen();
} else {
user_string_free(newUserStringId);
}
*ebx = 0;
}
static money32 map_buy_land_rights_for_tile(sint32 x, sint32 y, sint32 setting, sint32 flags) {
rct_tile_element* surfaceElement = map_get_surface_element_at(x / 32, y / 32);
if (surfaceElement == nullptr)
return MONEY32_UNDEFINED;
switch (setting) {
case BUY_LAND_RIGHTS_FLAG_BUY_LAND: // 0
if ((surfaceElement->properties.surface.ownership & OWNERSHIP_OWNED) != 0) { // If the land is already owned
return 0;
}
if ((gScreenFlags & SCREEN_FLAGS_SCENARIO_EDITOR) != 0 || (surfaceElement->properties.surface.ownership & OWNERSHIP_AVAILABLE) == 0) {
gGameCommandErrorText = STR_LAND_NOT_FOR_SALE;
return MONEY32_UNDEFINED;
}
if (flags & GAME_COMMAND_FLAG_APPLY) {
surfaceElement->properties.surface.ownership |= OWNERSHIP_OWNED;
update_park_fences_around_tile(x, y);
}
return gLandPrice;
case BUY_LAND_RIGHTS_FLAG_UNOWN_TILE: // 1
if (flags & GAME_COMMAND_FLAG_APPLY) {
surfaceElement->properties.surface.ownership &= ~(OWNERSHIP_OWNED | OWNERSHIP_CONSTRUCTION_RIGHTS_OWNED);
update_park_fences_around_tile(x, y);
}
return 0;
case BUY_LAND_RIGHTS_FLAG_BUY_CONSTRUCTION_RIGHTS: // 2
if ((surfaceElement->properties.surface.ownership & (OWNERSHIP_OWNED | OWNERSHIP_CONSTRUCTION_RIGHTS_OWNED)) != 0) { // If the land or construction rights are already owned
return 0;
}
if ((gScreenFlags & SCREEN_FLAGS_SCENARIO_EDITOR) != 0 || (surfaceElement->properties.surface.ownership & OWNERSHIP_CONSTRUCTION_RIGHTS_AVAILABLE) == 0) {
gGameCommandErrorText = STR_CONSTRUCTION_RIGHTS_NOT_FOR_SALE;
return MONEY32_UNDEFINED;
}
if (flags & GAME_COMMAND_FLAG_APPLY) {
surfaceElement->properties.surface.ownership |= OWNERSHIP_CONSTRUCTION_RIGHTS_OWNED;
uint16 baseHeight = surfaceElement->base_height * 8;
map_invalidate_tile(x, y, baseHeight, baseHeight + 16);
}
return gConstructionRightsPrice;
case BUY_LAND_RIGHTS_FLAG_UNOWN_CONSTRUCTION_RIGHTS: // 3
if (flags & GAME_COMMAND_FLAG_APPLY) {
surfaceElement->properties.surface.ownership &= ~OWNERSHIP_CONSTRUCTION_RIGHTS_OWNED;
uint16 baseHeight = surfaceElement->base_height * 8;
map_invalidate_tile(x, y, baseHeight, baseHeight + 16);
}
return 0;
case BUY_LAND_RIGHTS_FLAG_SET_FOR_SALE: // 4
if (flags & GAME_COMMAND_FLAG_APPLY) {
surfaceElement->properties.surface.ownership |= OWNERSHIP_AVAILABLE;
uint16 baseHeight = surfaceElement->base_height * 8;
map_invalidate_tile(x, y, baseHeight, baseHeight + 16);
}
return 0;
case BUY_LAND_RIGHTS_FLAG_SET_CONSTRUCTION_RIGHTS_FOR_SALE: // 5
if (flags & GAME_COMMAND_FLAG_APPLY) {
surfaceElement->properties.surface.ownership |= OWNERSHIP_CONSTRUCTION_RIGHTS_AVAILABLE;
uint16 baseHeight = surfaceElement->base_height * 8;
map_invalidate_tile(x, y, baseHeight, baseHeight + 16);
}
return 0;
case BUY_LAND_RIGHTS_FLAG_SET_OWNERSHIP_WITH_CHECKS:
{
if (!(gScreenFlags & SCREEN_FLAGS_EDITOR) && !gCheatsSandboxMode) {
return MONEY32_UNDEFINED;
}
if (x <= 0 || y <= 0) {
gGameCommandErrorText = STR_TOO_CLOSE_TO_EDGE_OF_MAP;
return MONEY32_UNDEFINED;
}
if (x >= gMapSizeUnits || y >= gMapSizeUnits) {
gGameCommandErrorText = STR_TOO_CLOSE_TO_EDGE_OF_MAP;
return MONEY32_UNDEFINED;
}
uint8 newOwnership = (flags & 0xFF00) >> 4;
if (newOwnership == (surfaceElement->properties.surface.ownership & 0xF0)) {
return 0;
}
rct_tile_element* tileElement = map_get_first_element_at(x / 32, y / 32);
do {
if (tile_element_get_type(tileElement) == TILE_ELEMENT_TYPE_ENTRANCE) {
// Do not allow ownership of park entrance.
if (newOwnership == OWNERSHIP_OWNED || newOwnership == OWNERSHIP_AVAILABLE)
return 0;
// Allow construction rights available / for sale on park entrances on surface.
// There is no need to check the height if newOwnership is 0 (unowned and no rights available).
if ((newOwnership == OWNERSHIP_CONSTRUCTION_RIGHTS_OWNED ||
newOwnership == OWNERSHIP_CONSTRUCTION_RIGHTS_AVAILABLE) &&
(tileElement->base_height - 3 > surfaceElement->base_height ||
tileElement->base_height < surfaceElement->base_height))
return 0;
}
} while (!tile_element_is_last_for_tile(tileElement++));
if (!(flags & GAME_COMMAND_FLAG_APPLY)) {
return gLandPrice;
}
if ((newOwnership & 0xF0) != 0) {
rct2_peep_spawn *peepSpawns = gPeepSpawns;
for (uint8 i = 0; i < MAX_PEEP_SPAWNS; ++i) {
if (x == (peepSpawns[i].x & 0xFFE0)) {
if (y == (peepSpawns[i].y & 0xFFE0)) {
peepSpawns[i].x = PEEP_SPAWN_UNDEFINED;
}
}
}
}
surfaceElement->properties.surface.ownership &= 0x0F;
surfaceElement->properties.surface.ownership |= newOwnership;
update_park_fences_around_tile(x, y);
gMapLandRightsUpdateSuccess = true;
return 0;
}
default:
log_warning("Tried calling map_buy_land_rights_for_tile() with an incorrect setting!");
assert(false);
return MONEY32_UNDEFINED;
}
}
sint32 map_buy_land_rights(sint32 x0, sint32 y0, sint32 x1, sint32 y1, sint32 setting, sint32 flags)
{
sint32 x, y, z;
money32 totalCost, cost;
gCommandExpenditureType = RCT_EXPENDITURE_TYPE_LAND_PURCHASE;
if (x1 == 0 && y1 == 0) {
x1 = x0;
y1 = y0;
}
x = (x0 + x1) / 2 + 16;
y = (y0 + y1) / 2 + 16;
z = tile_element_height(x, y);
gCommandPosition.x = x;
gCommandPosition.y = y;
gCommandPosition.z = z;
// Game command modified to accept selection size
totalCost = 0;
gGameCommandErrorText = STR_CONSTRUCTION_NOT_POSSIBLE_WHILE_GAME_IS_PAUSED;
if ((gScreenFlags & SCREEN_FLAGS_SCENARIO_EDITOR) != 0 || game_is_not_paused() || gCheatsBuildInPauseMode) {
for (y = y0; y <= y1; y += 32) {
for (x = x0; x <= x1; x += 32) {
cost = map_buy_land_rights_for_tile(x, y, setting, flags);
if (cost != MONEY32_UNDEFINED)
{
totalCost += cost;
}
}
}
}
return totalCost;
}
/**
*
* rct2: 0x006649BD
*/
void game_command_buy_land_rights(sint32 *eax, sint32 *ebx, sint32 *ecx, sint32 *edx, sint32 *esi, sint32 *edi, sint32 *ebp)
{
sint32 flags = *ebx & 0xFFFF;
*ebx = map_buy_land_rights(
(*eax & 0xFFFF),
(*ecx & 0xFFFF),
(*edi & 0xFFFF),
(*ebp & 0xFFFF),
(*edx & 0x00FF),
flags
);
// Too expensive to always call in map_buy_land_rights.
// It's already counted when the park is loaded, after
// that it should only be called for user actions.
if (flags & GAME_COMMAND_FLAG_APPLY) {
map_count_remaining_land_rights();
}
}
void set_forced_park_rating(sint32 rating)
{
_forcedParkRating = rating;
gParkRating = calculate_park_rating();
gToolbarDirtyFlags |= BTM_TB_DIRTY_FLAG_PARK_RATING;
window_invalidate_by_class(WC_PARK_INFORMATION);
}
sint32 get_forced_park_rating()
{
return _forcedParkRating;
}
money16 park_get_entrance_fee()
{
if (gParkFlags & PARK_FLAGS_NO_MONEY)
{
return 0;
}
if (!park_entry_price_unlocked())
{
return 0;
}
return gParkEntranceFee;
}
bool park_ride_prices_unlocked()
{
if (gParkFlags & PARK_FLAGS_UNLOCK_ALL_PRICES)
{
return true;
}
if (gParkFlags & PARK_FLAGS_PARK_FREE_ENTRY)
{
return true;
}
return false;
}
bool park_entry_price_unlocked()
{
if (gParkFlags & PARK_FLAGS_UNLOCK_ALL_PRICES)
{
return true;
}
if (!(gParkFlags & PARK_FLAGS_PARK_FREE_ENTRY))
{
return true;
}
return false;
}
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