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OpenRCT2/src/peep/staff.c

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/*****************************************************************************
* Copyright (c) 2014 Dániel Tar
* OpenRCT2, an open source clone of Roller Coaster Tycoon 2.
*
* This file is part of 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.
* This program 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 this program. If not, see <http://www.gnu.org/licenses/>.
*****************************************************************************/
#include "../addresses.h"
#include "../config.h"
#include "../game.h"
#include "../scenario.h"
#include "../interface/viewport.h"
#include "../localisation/string_ids.h"
#include "../management/finance.h"
#include "../util/util.h"
#include "../world/sprite.h"
#include "../world/footpath.h"
#include "peep.h"
#include "staff.h"
uint32 *gStaffPatrolAreas = (uint32*)RCT2_ADDRESS_STAFF_PATROL_AREAS;
uint8 *gStaffModes = (uint8*)RCT2_ADDRESS_STAFF_MODE_ARRAY;
/**
*
* rct2: 0x006BD3A4
*/
void staff_reset_modes()
{
for (int i = 0; i < 200; i++)
RCT2_ADDRESS(RCT2_ADDRESS_STAFF_MODE_ARRAY, uint8)[i] = STAFF_MODE_NONE;
for (int i = 200; i < 204; i++)
RCT2_ADDRESS(RCT2_ADDRESS_STAFF_MODE_ARRAY, uint8)[i] = STAFF_MODE_WALK;
staff_update_greyed_patrol_areas();
}
/**
*
* rct2: 0x00669E55
*/
void game_command_update_staff_colour(int *eax, int *ebx, int *ecx, int *edx, int *esi, int *edi, int *ebp)
{
uint8 staffType, colour;
int spriteIndex;
rct_peep *peep;
staffType = (*ebx >> 8) & 0xFF;
colour = (*edx >> 8) & 0xFF;
if (*ebx & GAME_COMMAND_FLAG_APPLY) {
RCT2_ADDRESS(RCT2_ADDRESS_HANDYMAN_COLOUR, uint8)[staffType] = colour;
FOR_ALL_PEEPS(spriteIndex, peep) {
if (peep->type == PEEP_TYPE_STAFF && peep->staff_type == staffType) {
peep->tshirt_colour = colour;
peep->trousers_colour = colour;
}
}
}
gfx_invalidate_screen();
*ebx = 0;
}
/**
*
* rct2: 0x006BEFA1
*/
void game_command_hire_new_staff_member(int* eax, int* ebx, int* ecx, int* edx, int* esi, int* edi, int* ebp)
{
uint8 _bl = *ebx & 0xFF, staff_type = (*ebx & 0xFF00) >> 8;
uint16 _ax = *eax & 0xFFFF, _cx = *ecx & 0xFFFF, _dx = *edx & 0xFFFF;
RCT2_GLOBAL(RCT2_ADDRESS_NEXT_EXPENDITURE_TYPE, uint8) = RCT_EXPENDITURE_TYPE_WAGES * 4;
RCT2_GLOBAL(RCT2_ADDRESS_COMMAND_MAP_X, uint16) = _ax;
RCT2_GLOBAL(RCT2_ADDRESS_COMMAND_MAP_Y, uint16) = _cx;
RCT2_GLOBAL(RCT2_ADDRESS_COMMAND_MAP_Z, uint16) = _dx;
if (RCT2_GLOBAL(0x13573C8, uint16) < 0x190) {
*ebx = MONEY32_UNDEFINED;
RCT2_GLOBAL(RCT2_ADDRESS_GAME_COMMAND_ERROR_TEXT, uint16) = STR_TOO_MANY_PEOPLE_IN_GAME;
return;
}
int i;
for (i = 0; i < STAFF_MAX_COUNT; i++) {
if (!(RCT2_ADDRESS(RCT2_ADDRESS_STAFF_MODE_ARRAY, uint8)[i] & 1))
break;
}
if (i == STAFF_MAX_COUNT) {
*ebx = MONEY32_UNDEFINED;
RCT2_GLOBAL(RCT2_ADDRESS_GAME_COMMAND_ERROR_TEXT, uint16) = STR_TOO_MANY_STAFF_IN_GAME;
return;
}
int newStaffId = i;
int _eax, _ebx, _ecx = _cx;
rct_sprite_bounds *spriteBounds;
_ebx = _bl;
rct_peep* newPeep = &(create_sprite(_bl)->peep);
if (newPeep == NULL)
{
*ebx = MONEY32_UNDEFINED;
RCT2_GLOBAL(RCT2_ADDRESS_GAME_COMMAND_ERROR_TEXT, uint16) = STR_TOO_MANY_PEOPLE_IN_GAME;
return;
}
if (_bl == 0) {
sprite_remove((rct_sprite*)newPeep);
} else {
move_sprite_to_list((rct_sprite *)newPeep, SPRITE_LINKEDLIST_OFFSET_PEEP);
newPeep->sprite_identifier = 1;
newPeep->window_invalidate_flags = 0;
newPeep->action = PEEP_ACTION_NONE_2;
newPeep->special_sprite = 0;
newPeep->action_sprite_image_offset = 0;
newPeep->no_action_frame_no = 0;
newPeep->action_sprite_type = 0;
newPeep->var_C4 = 0;
newPeep->type = PEEP_TYPE_STAFF;
newPeep->outside_of_park = 0;
newPeep->peep_flags = 0;
newPeep->paid_to_enter = 0;
newPeep->paid_on_rides = 0;
newPeep->paid_on_food = 0;
newPeep->paid_on_souvenirs = 0;
newPeep->staff_orders = 0;
if (staff_type == 0) {
newPeep->staff_orders = 7;
}
else if (staff_type == 1) {
newPeep->staff_orders = 3;
}
uint16 idSearchSpriteIndex;
rct_peep* idSearchPeep;
// We search for the first available id for a given staff type
int newStaffIndex = 0;
for (;;) {
int found = 0;
newStaffIndex++;
FOR_ALL_STAFF(idSearchSpriteIndex, idSearchPeep) {
if (idSearchPeep->staff_type != staff_type) {
continue;
}
if (idSearchPeep->id == newStaffIndex) {
found = 1;
break;
}
}
if (found == 0)
break;
}
newPeep->id = newStaffIndex;
newPeep->staff_type = staff_type;
_eax = RCT2_ADDRESS(0x009929FC, uint8)[staff_type];
newPeep->name_string_idx = staff_type + 0x300;
newPeep->sprite_type = _eax;
spriteBounds = g_sprite_entries[_eax].sprite_bounds;
newPeep->sprite_width = spriteBounds->sprite_width;
newPeep->sprite_height_negative = spriteBounds->sprite_height_negative;
newPeep->sprite_height_positive = spriteBounds->sprite_height_positive;
if ((gConfigGeneral.auto_staff_placement != 0) != ((SDL_GetModState() & KMOD_SHIFT) != 0)) {
newPeep->state = PEEP_STATE_FALLING;
sint16 x, y, z;
uint32 count = 0;
uint16 sprite_index;
rct_peep *guest = NULL;
FOR_ALL_GUESTS(sprite_index, guest)
if (guest->state == PEEP_STATE_WALKING) ++count;
if (count == 0) {
count = 0;
uint8 i;
for (i = 0; i < 4; ++i) {
if (RCT2_ADDRESS(RCT2_ADDRESS_PARK_ENTRANCE_X, sint16)[i] != SPRITE_LOCATION_NULL) ++count;
}
if (count > 0) {
uint32 rand = scenario_rand_max(count);
for (i = 0; i < 4; ++i) {
if (RCT2_ADDRESS(RCT2_ADDRESS_PARK_ENTRANCE_X, sint16)[i] != SPRITE_LOCATION_NULL) {
if (rand == 0) break;
--rand;
}
}
uint8 dir = RCT2_ADDRESS(RCT2_ADDRESS_PARK_ENTRANCE_DIRECTION, uint8)[i];
x = RCT2_ADDRESS(RCT2_ADDRESS_PARK_ENTRANCE_X, sint16)[i];
y = RCT2_ADDRESS(RCT2_ADDRESS_PARK_ENTRANCE_Y, sint16)[i];
z = RCT2_ADDRESS(RCT2_ADDRESS_PARK_ENTRANCE_Z, sint16)[i];
x += 16 + ((dir & 1) == 0 ? ((dir & 2) ? 32 : -32) : 0);
y += 16 + ((dir & 1) == 1 ? ((dir & 2) ? -32 : 32) : 0);
} else {
newPeep->state = PEEP_STATE_PICKED;
x = newPeep->x;
y = newPeep->y;
z = newPeep->z;
}
} else {
uint32 rand = scenario_rand_max(count);
FOR_ALL_GUESTS(sprite_index, guest)
if (guest->state == PEEP_STATE_WALKING) {
if (rand == 0) break;
--rand;
}
x = guest->x;
y = guest->y;
z = guest->z;
}
sprite_move(x, y, z + 16, (rct_sprite*)newPeep);
invalidate_sprite_2((rct_sprite*)newPeep);
} else {
newPeep->state = PEEP_STATE_PICKED;
sprite_move(newPeep->x, newPeep->y, newPeep->z, (rct_sprite*)newPeep);
invalidate_sprite_2((rct_sprite*)newPeep);
}
newPeep->time_in_park = RCT2_GLOBAL(RCT2_ADDRESS_CURRENT_MONTH_YEAR, uint16);
newPeep->pathfind_goal.x = 0xFF;
newPeep->pathfind_goal.y = 0xFF;
newPeep->pathfind_goal.z = 0xFF;
newPeep->pathfind_goal.direction = 0xFF;
uint8 colour = RCT2_ADDRESS(RCT2_ADDRESS_HANDYMAN_COLOUR, uint8)[staff_type > 2 ? 2 : staff_type];
newPeep->tshirt_colour = colour;
newPeep->trousers_colour = colour;
// Staff energy determines their walking speed
newPeep->energy = 0x60;
newPeep->energy_growth_rate = 0x60;
newPeep->var_E2 = 0;
peep_update_name_sort(newPeep);
newPeep->staff_id = newStaffId;
RCT2_ADDRESS(RCT2_ADDRESS_STAFF_MODE_ARRAY, uint8)[newStaffId] = STAFF_MODE_WALK;
for (int edi = 0; edi < 0x80; edi++) {
int addr = RCT2_ADDRESS_STAFF_PATROL_AREAS + (newStaffId << 9) + edi * 4;
RCT2_GLOBAL(addr, uint32) = 0;
}
}
if(staff_type == STAFF_TYPE_HANDYMAN && gConfigGeneral.handymen_mow_default) {
int flags = ((newPeep->staff_orders ^ (1 << 3)) << 8) | 1;
game_do_command(newPeep->x, flags, newPeep->y, newPeep->sprite_index, GAME_COMMAND_SET_STAFF_ORDER, (int)newPeep, 0);
}
*ebx = 0;
*edi = newPeep->sprite_index;
}
/**
*
* rct2: 0x006C0BB5
*/
void game_command_set_staff_order(int *eax, int *ebx, int *ecx, int *edx, int *esi, int *edi, int *ebp)
{
RCT2_GLOBAL(RCT2_ADDRESS_NEXT_EXPENDITURE_TYPE, uint8) = RCT_EXPENDITURE_TYPE_WAGES * 4;
uint8 order_id = *ebx >> 8;
uint16 sprite_id = *edx;
if (sprite_id >= MAX_SPRITES)
{
log_warning("Invalid game command, sprite_id = %u", sprite_id);
*ebx = MONEY32_UNDEFINED;
return;
}
if (*ebx & GAME_COMMAND_FLAG_APPLY) {
rct_peep *peep = &g_sprite_list[sprite_id].peep;
if(order_id & 0x80){ // change costume
uint8 sprite_type = order_id & ~0x80;
sprite_type += 4;
peep->sprite_type = sprite_type;
peep->peep_flags &= ~PEEP_FLAGS_SLOW_WALK;
if(RCT2_ADDRESS(0x00982134, uint8)[sprite_type] & 1){
peep->peep_flags |= PEEP_FLAGS_SLOW_WALK;
}
peep->action_frame = 0;
sub_693B58(peep);
invalidate_sprite_2((rct_sprite*)peep);
window_invalidate_by_number(WC_PEEP, sprite_id);
window_invalidate_by_class(WC_STAFF_LIST);
}else{
peep->staff_orders = order_id;
window_invalidate_by_number(WC_PEEP, sprite_id);
window_invalidate_by_class(WC_STAFF_LIST);
}
}
*ebx = 0;
}
/**
*
* rct2: 0x006C09D1
*/
void game_command_set_staff_patrol(int *eax, int *ebx, int *ecx, int *edx, int *esi, int *edi, int *ebp)
{
if(*ebx & GAME_COMMAND_FLAG_APPLY){
int x = *eax;
int y = *ecx;
uint16 sprite_id = *edx;
if (sprite_id >= MAX_SPRITES)
{
*ebx = MONEY32_UNDEFINED;
log_warning("Invalid sprite id %u", sprite_id);
return;
}
rct_sprite *sprite = &g_sprite_list[sprite_id];
if (sprite->unknown.sprite_identifier != SPRITE_IDENTIFIER_PEEP || sprite->peep.type != PEEP_TYPE_STAFF)
{
*ebx = MONEY32_UNDEFINED;
log_warning("Invalid type of sprite %u for game command", sprite_id);
return;
}
rct_peep *peep = &sprite->peep;
int patrolOffset = peep->staff_id * (64 * 64 / 8);
int patrolIndex = ((x & 0x1F80) >> 7) | ((y & 0x1F80) >> 1);
int mask = 1u << (patrolIndex & 0x1F);
int base = patrolIndex >> 5;
uint32 *patrolBits = (uint32*)(RCT2_ADDRESS_STAFF_PATROL_AREAS + patrolOffset + (base * 4));
*patrolBits ^= mask;
int ispatrolling = 0;
for(int i = 0; i < 128; i++){
ispatrolling |= *(uint32*)(RCT2_ADDRESS_STAFF_PATROL_AREAS + patrolOffset + (i * 4));
}
RCT2_ADDRESS(RCT2_ADDRESS_STAFF_MODE_ARRAY, uint8)[peep->staff_id] &= ~2;
if(ispatrolling){
RCT2_ADDRESS(RCT2_ADDRESS_STAFF_MODE_ARRAY, uint8)[peep->staff_id] |= 2;
}
for(int y2 = 0; y2 < 4; y2++){
for(int x2 = 0; x2 < 4; x2++){
map_invalidate_tile_full((x & 0x1F80) + (x2 * 32), (y & 0x1F80) + (y2 * 32));
}
}
staff_update_greyed_patrol_areas();
}
*ebx = 0;
}
/**
*
* rct2: 0x006C0B83
*/
void game_command_fire_staff_member(int *eax, int *ebx, int *ecx, int *edx, int *esi, int *edi, int *ebp)
{
RCT2_GLOBAL(RCT2_ADDRESS_NEXT_EXPENDITURE_TYPE, uint8) = RCT_EXPENDITURE_TYPE_WAGES * 4;
if(*ebx & GAME_COMMAND_FLAG_APPLY){
window_close_by_class(WC_FIRE_PROMPT);
uint16 sprite_id = *edx;
if (sprite_id >= MAX_SPRITES)
{
log_warning("Invalid game command, sprite_id = %u", sprite_id);
*ebx = MONEY32_UNDEFINED;
return;
}
rct_peep *peep = &g_sprite_list[sprite_id].peep;
if (peep->sprite_identifier != SPRITE_IDENTIFIER_PEEP || peep->type != PEEP_TYPE_STAFF)
{
log_warning("Invalid game command, peep->sprite_identifier = %u, peep->type = %u", peep->sprite_identifier, peep->type);
*ebx = MONEY32_UNDEFINED;
return;
}
remove_peep_from_ride(peep);
peep_sprite_remove(peep);
}
*ebx = 0;
}
/**
* Updates the colour of the given staff type.
*/
void update_staff_colour(uint8 staffType, uint16 colour)
{
game_do_command(0, (staffType << 8) | GAME_COMMAND_FLAG_APPLY, 0, (colour << 8) | 4, GAME_COMMAND_SET_STAFF_COLOUR, 0, 0);
}
/**
* Hires a new staff member of the given type. If the hire cannot be completed (eg. the maximum
* number of staff is reached or there are too many people in the game) it returns 0xFFFF.
*/
uint16 hire_new_staff_member(uint8 staffType)
{
RCT2_GLOBAL(RCT2_ADDRESS_GAME_COMMAND_ERROR_TITLE, uint16) = STR_CANT_HIRE_NEW_STAFF;
int eax, ebx, ecx, edx, esi, edi, ebp;
ecx = edx = esi = edi = ebp = 0;
eax = 0x8000;
ebx = staffType << 8 | GAME_COMMAND_FLAG_APPLY;
int result = game_do_command_p(GAME_COMMAND_HIRE_NEW_STAFF_MEMBER, &eax, &ebx, &ecx, &edx, &esi, &edi, &ebp);
if (result == MONEY32_UNDEFINED)
return 0xFFFF;
return edi;
}
/**
*
* rct2: 0x006C0C3F
*/
void staff_update_greyed_patrol_areas()
{
rct_peep* peep;
for (int staff_type = 0; staff_type < STAFF_TYPE_COUNT; ++staff_type)
{
for (int i = 0; i < 128; ++i)
RCT2_ADDRESS(RCT2_ADDRESS_STAFF_PATROL_AREAS + ((staff_type + STAFF_MAX_COUNT) * 512), uint32)[i] = 0;
for (uint16 sprite_index = RCT2_GLOBAL(RCT2_ADDRESS_SPRITES_START_PEEP, uint16); sprite_index != SPRITE_INDEX_NULL; sprite_index = peep->next)
{
peep = GET_PEEP(sprite_index);
if (peep->type == PEEP_TYPE_STAFF && staff_type == peep->staff_type)
{
for (int i = 0; i < 128; ++i)
RCT2_ADDRESS(RCT2_ADDRESS_STAFF_PATROL_AREAS + ((staff_type + STAFF_MAX_COUNT) * 512), uint32)[i] |= RCT2_ADDRESS(RCT2_ADDRESS_STAFF_PATROL_AREAS + (peep->staff_id * 512), uint32)[i];
}
}
}
}
static int staff_is_location_in_patrol_area(rct_peep *peep, int x, int y)
{
// Patrol quads are stored in a bit map (8 patrol quads per byte)
// Each patrol quad is 4x4
// Therefore there are in total 64 x 64 patrol quads in the 256 x 256 map
int patrolOffset = peep->staff_id * (64 * 64 / 8);
int patrolIndex = ((x & 0x1F80) >> 7) | ((y & 0x1F80) >> 1);
int mask = 1u << (patrolIndex & 0x1F);
int base = patrolIndex >> 5;
uint32 *patrolBits = (uint32*)(RCT2_ADDRESS_STAFF_PATROL_AREAS + patrolOffset + (base * 4));
return (*patrolBits & mask) != 0;
}
/**
*
* rct2: 0x006C0905
*/
int staff_is_location_in_patrol(rct_peep *staff, int x, int y)
{
// Check if location is in the park
if (!map_is_location_owned(x, y, staff->z))
return 0;
// Check if staff has patrol area
if (!(RCT2_ADDRESS(RCT2_ADDRESS_STAFF_MODE_ARRAY, uint8)[staff->staff_id] & 2))
return 1;
return staff_is_location_in_patrol_area(staff, x, y);
}
/**
*
* rct2: 0x006C095B
* returns 0xF if not in a valid patrol area
*/
static uint8 staff_get_valid_patrol_directions(rct_peep* peep, sint16 x, sint16 y) {
uint8 directions = 0;
if (staff_is_location_in_patrol(peep, x - 32, y)) {
directions |= (1 << 0);
}
if (staff_is_location_in_patrol(peep, x, y + 32)) {
directions |= (1 << 1);
}
if (staff_is_location_in_patrol(peep, x + 32, y)) {
directions |= (1 << 2);
}
if (staff_is_location_in_patrol(peep, x, y - 32)) {
directions |= (1 << 3);
}
if (directions == 0) {
directions = 0xF;
}
// For backwards compatibility.
// Remove when all references to 0x00F43910 removed
RCT2_GLOBAL(0x00F43910, uint32) = directions;
return directions;
}
/**
*
* rct2: 0x006C1955
*/
void staff_reset_stats()
{
uint16 spriteIndex;
rct_peep *peep;
FOR_ALL_STAFF(spriteIndex, peep) {
peep->time_in_park = RCT2_GLOBAL(RCT2_ADDRESS_CURRENT_MONTH_YEAR, uint16);
peep->staff_lawns_mown = 0;
peep->staff_rides_fixed = 0;
peep->staff_gardens_watered = 0;
peep->staff_rides_inspected = 0;
peep->staff_litter_swept = 0;
peep->staff_bins_emptied = 0;
}
}
bool staff_is_patrol_area_set(int staffIndex, int x, int y)
{
x = (x & 0x1F80) >> 7;
y = (y & 0x1F80) >> 1;
int peepOffset = staffIndex * 128;
int offset = (x | y) >> 5;
int bitIndex = (x | y) & 0x1F;
return gStaffPatrolAreas[peepOffset + offset] & (1 << bitIndex);
}
/**
*
* rct2: 0x006BFBE8
*
* Returns 0xFF when no nearby litter or unpathable litter
*/
static uint8 staff_handyman_direction_to_nearest_litter(rct_peep* peep){
uint16 nearestLitterDist = (uint16)-1;
rct_litter* nearestLitter = NULL;
rct_litter* litter = NULL;
for(uint16 litterIndex = RCT2_GLOBAL(RCT2_ADDRESS_SPRITES_START_LITTER, uint16); litterIndex != 0xFFFF; litterIndex = litter->next){
litter = &g_sprite_list[litterIndex].litter;
uint16 distance =
abs(litter->x - peep->x) +
abs(litter->y - peep->y) +
abs(litter->z - peep->z) / 4;
if (distance < nearestLitterDist){
nearestLitterDist = distance;
nearestLitter = litter;
}
}
if (nearestLitterDist > 0x60){
return 0xFF;
}
rct_xy16 litterTile = {
.x = litter->x & 0xFFE0,
.y = litter->y & 0xFFE0
};
if (!staff_is_location_in_patrol(peep, litterTile.x, litterTile.y)){
return 0xFF;
}
litterTile.x += 16;
litterTile.y += 16;
sint16 x_diff = litterTile.x - peep->x;
sint16 y_diff = litterTile.y - peep->y;
uint8 nextDirection = 0;
if (abs(x_diff) <= abs(y_diff)){
nextDirection = y_diff < 0 ? 3 : 1;
}
else {
nextDirection = x_diff < 0 ? 0 : 2;
}
rct_xy16 nextTile = {
.x = (litter->x & 0xFFE0) - TileDirectionDelta[nextDirection].x,
.y = (litter->y & 0xFFE0) - TileDirectionDelta[nextDirection].y
};
sint16 nextZ = ((peep->z + 8) & 0xFFF0) / 8;
rct_map_element* mapElement = map_get_first_element_at(nextTile.x / 32, nextTile.y / 32);
do {
if (mapElement->base_height != nextZ)
continue;
if (map_element_get_type(mapElement) == MAP_ELEMENT_TYPE_ENTRANCE ||
map_element_get_type(mapElement) == MAP_ELEMENT_TYPE_TRACK){
return 0xFF;
}
} while(!map_element_is_last_for_tile(mapElement++));
nextTile.x = (peep->x & 0xFFE0) + TileDirectionDelta[nextDirection].x;
nextTile.y = (peep->y & 0xFFE0) + TileDirectionDelta[nextDirection].y;
mapElement = map_get_first_element_at(nextTile.x / 32, nextTile.y / 32);
do {
if (mapElement->base_height != nextZ)
continue;
if (map_element_get_type(mapElement) == MAP_ELEMENT_TYPE_ENTRANCE ||
map_element_get_type(mapElement) == MAP_ELEMENT_TYPE_TRACK){
return 0xFF;
}
} while(!map_element_is_last_for_tile(mapElement++));
return nextDirection;
}
/**
*
* rct2: 0x006BF931
*/
static uint8 staff_handyman_direction_to_uncut_grass(rct_peep* peep, uint8 valid_directions) {
if (!(peep->next_var_29 & 0x18)) {
rct_map_element* mapElement = map_get_surface_element_at(peep->next_x / 32, peep->next_y / 32);
if (peep->next_z != mapElement->base_height)
return 0xFF;
if (peep->next_var_29 & 0x4) {
if ((mapElement->properties.surface.slope & MAP_ELEMENT_SLOPE_MASK) != RCT2_ADDRESS(0x0098D800, uint8)[peep->next_var_29 & 0x3])
return 0xFF;
}
else if ((mapElement->properties.surface.slope & MAP_ELEMENT_SLOPE_MASK) != 0)
return 0xFF;
}
uint8 chosenDirection = scenario_rand() & 0x3;
for (uint8 i = 0; i < 4; ++i, ++chosenDirection) {
chosenDirection &= 0x3;
if (!(valid_directions & (1 << chosenDirection))) {
continue;
}
rct_xy16 chosenTile = {
.x = peep->next_x + TileDirectionDelta[chosenDirection].x,
.y = peep->next_y + TileDirectionDelta[chosenDirection].y,
};
if (chosenTile.x > 0x1FFF || chosenTile.y > 0x1FFF)
continue;
rct_map_element* mapElement = map_get_surface_element_at(chosenTile.x / 32, chosenTile.y / 32);
if (map_element_get_terrain(mapElement) != 0)
continue;
if (abs(mapElement->base_height - peep->next_z) > 2)
continue;
if (!(mapElement->properties.surface.grass_length & GRASS_LENGTH_CLUMPS_2))
continue;
return chosenDirection;
}
return 0xFF;
}
/**
*
* rct2: 0x006BFD9C
*/
static int staff_handyman_direction_rand_surface(rct_peep* peep, uint8 validDirections) {
uint8 direction = scenario_rand() & 3;
for (int i = 0; i < 4; ++i, ++direction) {
direction &= 3;
if (!(validDirections & (1 << direction)))
continue;
rct_xy16 chosenTile = {
.x = peep->next_x + TileDirectionDelta[direction].x,
.y = peep->next_y + TileDirectionDelta[direction].y,
};
if (map_surface_is_blocked(chosenTile.x, chosenTile.y))
continue;
break;
}
// If it tries all directions this is required
// to make it back to the first direction and
// override validDirections
direction &= 3;
return direction;
}
/**
*
* rct2: 0x006BFBA8
*/
static int staff_path_finding_handyman(rct_peep* peep) {
peep->var_E2++;
RCT2_GLOBAL(0x00F43918, uint8) = 0xFF;
uint8 validDirections = staff_get_valid_patrol_directions(peep, peep->next_x, peep->next_y);
if (peep->staff_orders & STAFF_ORDERS_SWEEPING &&
((RCT2_GLOBAL(RCT2_ADDRESS_CURRENT_TICKS, uint32) + peep->sprite_index) & 0xFFF) > 110) {
RCT2_GLOBAL(0x00F43918, uint8) = staff_handyman_direction_to_nearest_litter(peep);
}
uint8 direction = 0xFF;
if (RCT2_GLOBAL(0x00F43918, uint8) == 0xFF &&
(peep->staff_orders & STAFF_ORDERS_MOWING) &&
peep->var_E2 >= 12) {
direction = staff_handyman_direction_to_uncut_grass(peep, validDirections);
}
if (direction == 0xFF) {
if (peep->next_var_29 & 0x18) {
direction = staff_handyman_direction_rand_surface(peep, validDirections);
}
else {
rct_map_element* mapElement = map_get_path_element_at(
peep->next_x / 32,
peep->next_y / 32,
peep->next_z);
if (mapElement == NULL)
return 1;
uint8 pathDirections = (mapElement->properties.path.edges & validDirections) & 0xF;
if (pathDirections == 0) {
direction = staff_handyman_direction_rand_surface(peep, validDirections);
}
else {
bool chooseRandom = true;
if (RCT2_GLOBAL(0x00F43918, uint8) != 0xFF &&
pathDirections & (1 << RCT2_GLOBAL(0x00F43918, uint8))) {
if ((scenario_rand() & 0xFFFF) >= 0x1999) {
chooseRandom = false;
direction = RCT2_GLOBAL(0x00F43918, uint8);
}
}
else {
pathDirections &= ~(1 << (peep->var_78 ^ (1 << 1)));
if (pathDirections == 0) {
pathDirections |= 1 << (peep->var_78 ^ (1 << 1));
}
}
if (chooseRandom == true) {
do {
direction = scenario_rand() & 3;
} while ((pathDirections & (1 << direction)) == 0);
}
}
}
}
// countof(TileDirectionDelta)
assert(direction < 8);
rct_xy16 chosenTile = {
.x = peep->next_x + TileDirectionDelta[direction].x,
.y = peep->next_y + TileDirectionDelta[direction].y
};
while (chosenTile.x > 0x1FFF || chosenTile.y > 0x1FFF) {
direction = staff_handyman_direction_rand_surface(peep, validDirections);
chosenTile.x = peep->next_x + TileDirectionDelta[direction].x;
chosenTile.y = peep->next_y + TileDirectionDelta[direction].y;
}
peep->var_78 = direction;
peep->destination_x = chosenTile.x + 16;
peep->destination_y = chosenTile.y + 16;
peep->destination_tolerence = 3;
if (peep->state == PEEP_STATE_QUEUING) {
peep->destination_tolerence = (scenario_rand() & 7) + 2;
}
return 0;
}
uint8 staff_direction_surface(rct_peep* peep, uint8 initialDirection) {
uint8 direction = initialDirection;
for (int i = 0; i < 3; ++i) {
// Looks left and right from initial direction
switch (i) {
case 1:
direction++;
if (scenario_rand() & 1) {
direction -= 2;
}
break;
case 2:
direction -= 2;
break;
}
direction &= 3;
if (fence_in_the_way(
peep->next_x,
peep->next_y,
peep->next_z,
peep->next_z + 4,
direction) == true)
continue;
if (fence_in_the_way(
peep->next_x,
peep->next_y,
peep->next_z,
peep->next_z + 4,
direction ^ (1 << 1)) == true)
continue;
rct_xy16 chosenTile = {
.x = peep->next_x + TileDirectionDelta[direction].x,
.y = peep->next_y + TileDirectionDelta[direction].y
};
if (map_surface_is_blocked(chosenTile.x, chosenTile.y) == false) {
return direction;
}
}
return initialDirection;
}
/**
*
* rct2: 0x006BFF45
*/
static uint8 staff_mechanic_direction_surface(rct_peep* peep) {
uint8 direction = scenario_rand() & 3;
if ((peep->state == PEEP_STATE_ANSWERING || peep->state == PEEP_STATE_HEADING_TO_INSPECTION) &&
scenario_rand() & 1) {
rct_ride* ride = get_ride(peep->current_ride);
uint16 location = ride->exits[peep->current_ride_station];
if (location == 0xFFFF) {
location = ride->entrances[peep->current_ride_station];
}
rct_xy16 chosenTile = {
.x = (location & 0xFF) * 32,
.y = (location >> 8) * 32
};
sint16 x_diff = chosenTile.x - peep->x;
sint16 y_diff = chosenTile.y - peep->y;
if (abs(x_diff) <= abs(y_diff)) {
direction = y_diff < 0 ? 3 : 1;
}
else {
direction = x_diff < 0 ? 0 : 2;
}
}
return staff_direction_surface(peep, direction);
}
/**
*
* rct2: 0x006C02D1
*/
static uint8 staff_mechanic_direction_path_rand(rct_peep* peep, uint8 pathDirections) {
if (scenario_rand() & 1) {
if (pathDirections & (1 << peep->var_78))
return peep->var_78;
}
// Modified from original to spam scenario_rand less
uint8 direction = scenario_rand() & 3;
for (int i = 0; i < 4; ++i, ++direction) {
direction &= 3;
if (pathDirections & (1 << direction))
return direction;
}
// This will never happen as pathDirections always has a bit set.
return peep->var_78;
}
/**
*
* rct2: 0x006C0121
*/
static uint8 staff_mechanic_direction_path(rct_peep* peep, uint8 validDirections, rct_map_element* pathElement) {
uint8 direction = 0xFF;
uint8 pathDirections = pathElement->properties.path.edges & 0xF;
if (peep->state != PEEP_STATE_ANSWERING && peep->state != PEEP_STATE_HEADING_TO_INSPECTION) {
pathDirections &= validDirections;
}
if (pathDirections == 0) {
return staff_mechanic_direction_surface(peep);
}
pathDirections &= ~(1 << (peep->var_78 ^ (1 << 1)));
if (pathDirections == 0) {
pathDirections |= (1 << (peep->var_78 ^ (1 << 1)));
}
direction = bitscanforward(pathDirections);
pathDirections &= ~(1 << direction);
if (pathDirections == 0) {
if (peep->state != PEEP_STATE_ANSWERING && peep->state != PEEP_STATE_HEADING_TO_INSPECTION) {
return direction;
}
if (peep->sub_state != 2) {
return direction;
}
peep->sub_state = 3;
}
pathDirections |= (1 << direction);
if (peep->state == PEEP_STATE_ANSWERING || peep->state == PEEP_STATE_HEADING_TO_INSPECTION) {
rct_ride* ride = get_ride(peep->current_ride);
uint8 z = ride->station_heights[peep->current_ride_station];
RCT2_GLOBAL(RCT2_ADDRESS_PEEP_PATHFINDING_GOAL_Z, uint8) = z;
uint16 location = ride->exits[peep->current_ride_station];
if (location == 0xFFFF) {
location = ride->entrances[peep->current_ride_station];
}
rct_xy16 chosenTile = {
.x = (location & 0xFF) * 32,
.y = (location >> 8) * 32
};
RCT2_GLOBAL(RCT2_ADDRESS_PEEP_PATHFINDING_GOAL_X, sint16) = chosenTile.x;
RCT2_GLOBAL(RCT2_ADDRESS_PEEP_PATHFINDING_GOAL_Y, sint16) = chosenTile.y;
bool entranceFound = false;
rct_map_element* mapElement = map_get_first_element_at(chosenTile.x / 32, chosenTile.y / 32);
do {
if (map_element_get_type(mapElement) != MAP_ELEMENT_TYPE_ENTRANCE)
continue;
if (mapElement->base_height != z)
continue;
if (mapElement->properties.entrance.type != ENTRANCE_TYPE_RIDE_ENTRANCE &&
mapElement->properties.entrance.type != ENTRANCE_TYPE_RIDE_EXIT)
continue;
entranceFound = true;
break;
} while (!map_element_is_last_for_tile(mapElement++));
if (entranceFound == false) {
return staff_mechanic_direction_path_rand(peep, pathDirections);
}
uint8 entranceDirection = map_element_get_direction(mapElement);
chosenTile.x -= TileDirectionDelta[entranceDirection].x;
chosenTile.y -= TileDirectionDelta[entranceDirection].y;
RCT2_GLOBAL(RCT2_ADDRESS_PEEP_PATHFINDING_GOAL_X, sint16) = chosenTile.x;
RCT2_GLOBAL(RCT2_ADDRESS_PEEP_PATHFINDING_GOAL_Y, sint16) = chosenTile.y;
if (chosenTile.x == peep->next_x &&
chosenTile.y == peep->next_y &&
z == peep->next_z) {
return entranceDirection;
}
RCT2_GLOBAL(0x00F1AEE0, uint8) = 0;
RCT2_GLOBAL(0x00F1AEE1, uint8) = 0xFF;
int pathfindDirection = peep_pathfind_choose_direction(peep->next_x, peep->next_y, peep->next_z, peep);
if (pathfindDirection == -1) {
return staff_mechanic_direction_path_rand(peep, pathDirections);
}
return (uint8)pathfindDirection;
}
return staff_mechanic_direction_path_rand(peep, pathDirections);
}
/**
*
* rct2: 0x006BFF2C
*/
static int staff_path_finding_mechanic(rct_peep* peep) {
uint8 validDirections = staff_get_valid_patrol_directions(peep, peep->next_x, peep->next_y);
uint8 direction = 0xFF;
if (peep->next_var_29 & 0x18) {
direction = staff_mechanic_direction_surface(peep);
}
else {
rct_map_element* pathElement = map_get_path_element_at(peep->next_x / 32, peep->next_y / 32, peep->next_z);
if (pathElement == NULL)
return 1;
direction = staff_mechanic_direction_path(peep, validDirections, pathElement);
}
// countof(TileDirectionDelta)
assert(direction < 8);
rct_xy16 chosenTile = {
.x = peep->next_x + TileDirectionDelta[direction].x,
.y = peep->next_y + TileDirectionDelta[direction].y
};
while (chosenTile.x > 0x1FFF || chosenTile.y > 0x1FFF) {
direction = staff_mechanic_direction_surface(peep);
chosenTile.x = peep->next_x + TileDirectionDelta[direction].x;
chosenTile.y = peep->next_y + TileDirectionDelta[direction].y;
}
peep->var_78 = direction;
peep->destination_x = chosenTile.x + 16;
peep->destination_y = chosenTile.y + 16;
peep->destination_tolerence = (scenario_rand() & 7) + 2;
return 0;
}
/**
*
* rct2: 0x006C050B
*/
static uint8 staff_direction_path(rct_peep* peep, uint8 validDirections, rct_map_element* pathElement) {
uint8 direction = 0xFF;
uint8 pathDirections = pathElement->properties.path.edges & 0xF;
if (peep->state != PEEP_STATE_ANSWERING && peep->state != PEEP_STATE_HEADING_TO_INSPECTION) {
pathDirections &= validDirections;
}
if (pathDirections == 0) {
return staff_direction_surface(peep, scenario_rand() & 3);
}
pathDirections &= ~(1 << (peep->var_78 ^ (1 << 1)));
if (pathDirections == 0) {
pathDirections |= (1 << (peep->var_78 ^ (1 << 1)));
}
direction = bitscanforward(pathDirections);
pathDirections &= ~(1 << direction);
if (pathDirections == 0) {
return direction;
}
pathDirections |= (1 << direction);
direction = scenario_rand() & 3;
for (int i = 0; i < 4; ++i, ++direction) {
direction &= 3;
if (pathDirections & (1 << direction))
return direction;
}
// This will never happen as pathDirections will always have a bit set
return direction;
}
/**
*
* rct2: 0x006C0351
*/
static int staff_path_finding_misc(rct_peep* peep) {
uint8 validDirections = staff_get_valid_patrol_directions(peep, peep->next_x, peep->next_y);
uint8 direction = 0xFF;
if (peep->next_var_29 & 0x18) {
direction = staff_direction_surface(peep, scenario_rand() & 3);
}
else {
rct_map_element* pathElement = map_get_path_element_at(peep->next_x / 32, peep->next_y / 32, peep->next_z);
if (pathElement == NULL)
return 1;
direction = staff_direction_path(peep, validDirections, pathElement);
}
rct_xy16 chosenTile = {
.x = peep->next_x + TileDirectionDelta[direction].x,
.y = peep->next_y + TileDirectionDelta[direction].y
};
while (chosenTile.x > 0x1FFF || chosenTile.y > 0x1FFF) {
direction = staff_direction_surface(peep, scenario_rand() & 3);
chosenTile.x = peep->next_x + TileDirectionDelta[direction].x;
chosenTile.y = peep->next_y + TileDirectionDelta[direction].y;
}
peep->var_78 = direction;
peep->destination_x = chosenTile.x + 16;
peep->destination_y = chosenTile.y + 16;
peep->destination_tolerence = (scenario_rand() & 7) + 2;
return 0;
}
/**
*
* rct2: 0x006C086D
*/
static void staff_entertainer_update_nearby_peeps(rct_peep* peep) {
uint16 spriteIndex;
rct_peep* guest;
FOR_ALL_GUESTS(spriteIndex, guest) {
if (guest->x == SPRITE_LOCATION_NULL)
continue;
sint16 z_dist = abs(peep->z - guest->z);
if (z_dist > 48)
continue;
sint16 x_dist = abs(peep->x - guest->x);
sint16 y_dist = abs(peep->y - guest->y);
if (x_dist > 96)
continue;
if (y_dist > 96)
continue;
if (peep->state == PEEP_STATE_WALKING) {
peep->happiness_growth_rate = min(peep->happiness_growth_rate + 4, 255);
}
else if (peep->state == PEEP_STATE_QUEUING) {
peep->time_in_queue -= 200;
peep->happiness_growth_rate = min(peep->happiness_growth_rate + 3, 255);
}
}
}
/**
*
* rct2: 0x006C05AE
*/
static int staff_path_finding_entertainer(rct_peep* peep) {
if (((scenario_rand() & 0xFFFF) <= 0x4000) &&
(peep->action == PEEP_ACTION_NONE_1 || peep->action == PEEP_ACTION_NONE_2)) {
invalidate_sprite_2((rct_sprite*)peep);
peep->action = scenario_rand() & 1 ? PEEP_ACTION_WAVE_2 : PEEP_ACTION_JOY;
peep->action_frame = 0;
peep->action_sprite_image_offset = 0;
sub_693B58(peep);
invalidate_sprite_2((rct_sprite*)peep);
staff_entertainer_update_nearby_peeps(peep);
}
return staff_path_finding_misc(peep);
}
/**
*
* rct2: 0x006BF926
*/
int staff_path_finding(rct_peep* peep) {
switch (peep->staff_type) {
case STAFF_TYPE_HANDYMAN:
return staff_path_finding_handyman(peep);
case STAFF_TYPE_MECHANIC:
return staff_path_finding_mechanic(peep);
case STAFF_TYPE_SECURITY:
return staff_path_finding_misc(peep);
case STAFF_TYPE_ENTERTAINER:
return staff_path_finding_entertainer(peep);
default:
assert(false);
return 0;
}
}
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