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|
/* $Id$ */
/** @file vehicle.cpp */
#include "stdafx.h"
#include "openttd.h"
#include "road_map.h"
#include "roadveh.h"
#include "ship.h"
#include "spritecache.h"
#include "table/sprites.h"
#include "table/strings.h"
#include "functions.h"
#include "landscape.h"
#include "map.h"
#include "tile.h"
#include "vehicle.h"
#include "timetable.h"
#include "gfx.h"
#include "viewport.h"
#include "news.h"
#include "command.h"
#include "saveload.h"
#include "player.h"
#include "engine.h"
#include "sound.h"
#include "debug.h"
#include "vehicle_gui.h"
#include "depot.h"
#include "station.h"
#include "rail.h"
#include "train.h"
#include "aircraft.h"
#include "industry_map.h"
#include "station_map.h"
#include "water_map.h"
#include "network/network.h"
#include "yapf/yapf.h"
#include "date.h"
#include "newgrf_callbacks.h"
#include "newgrf_engine.h"
#include "newgrf_sound.h"
#include "helpers.hpp"
#include "group.h"
#include "economy.h"
#include "strings.h"
#define INVALID_COORD (0x7fffffff)
#define GEN_HASH(x, y) ((GB((y), 6, 6) << 6) + GB((x), 7, 6))
/* Tables used in vehicle.h to find the right command for a certain vehicle type */
const uint32 _veh_build_proc_table[] = {
CMD_BUILD_RAIL_VEHICLE,
CMD_BUILD_ROAD_VEH,
CMD_BUILD_SHIP,
CMD_BUILD_AIRCRAFT,
};
const uint32 _veh_sell_proc_table[] = {
CMD_SELL_RAIL_WAGON,
CMD_SELL_ROAD_VEH,
CMD_SELL_SHIP,
CMD_SELL_AIRCRAFT,
};
const uint32 _veh_refit_proc_table[] = {
CMD_REFIT_RAIL_VEHICLE,
CMD_REFIT_ROAD_VEH,
CMD_REFIT_SHIP,
CMD_REFIT_AIRCRAFT,
};
const uint32 _send_to_depot_proc_table[] = {
CMD_SEND_TRAIN_TO_DEPOT,
CMD_SEND_ROADVEH_TO_DEPOT,
CMD_SEND_SHIP_TO_DEPOT,
CMD_SEND_AIRCRAFT_TO_HANGAR,
};
enum {
BLOCKS_FOR_SPECIAL_VEHICLES = 2, ///< Blocks needed for special vehicles
};
/**
* Called if a new block is added to the vehicle-pool
*/
static void VehiclePoolNewBlock(uint start_item)
{
Vehicle *v;
/* We don't use FOR_ALL here, because FOR_ALL skips invalid items.
* TODO - This is just a temporary stage, this will be removed. */
for (v = GetVehicle(start_item); v != NULL; v = (v->index + 1U < GetVehiclePoolSize()) ? GetVehicle(v->index + 1) : NULL) {
v->index = start_item++;
v = new (v) InvalidVehicle();
}
}
/* Initialize the vehicle-pool */
DEFINE_OLD_POOL(Vehicle, Vehicle, VehiclePoolNewBlock, NULL)
void VehicleServiceInDepot(Vehicle *v)
{
v->date_of_last_service = _date;
v->breakdowns_since_last_service = 0;
v->reliability = GetEngine(v->engine_type)->reliability;
InvalidateWindow(WC_VEHICLE_DETAILS, v->index); // ensure that last service date and reliability are updated
}
bool VehicleNeedsService(const Vehicle *v)
{
if (v->vehstatus & VS_CRASHED)
return false; // Crashed vehicles don't need service anymore
if (_patches.no_servicing_if_no_breakdowns && _opt.diff.vehicle_breakdowns == 0) {
return EngineHasReplacementForPlayer(GetPlayer(v->owner), v->engine_type, v->group_id); /* Vehicles set for autoreplacing needs to go to a depot even if breakdowns are turned off */
}
return _patches.servint_ispercent ?
(v->reliability < GetEngine(v->engine_type)->reliability * (100 - v->service_interval) / 100) :
(v->date_of_last_service + v->service_interval < _date);
}
StringID VehicleInTheWayErrMsg(const Vehicle* v)
{
switch (v->type) {
case VEH_TRAIN: return STR_8803_TRAIN_IN_THE_WAY;
case VEH_ROAD: return STR_9000_ROAD_VEHICLE_IN_THE_WAY;
case VEH_AIRCRAFT: return STR_A015_AIRCRAFT_IN_THE_WAY;
default: return STR_980E_SHIP_IN_THE_WAY;
}
}
static void *EnsureNoVehicleProc(Vehicle *v, void *data)
{
if (v->tile != *(const TileIndex*)data || v->type == VEH_DISASTER)
return NULL;
_error_message = VehicleInTheWayErrMsg(v);
return v;
}
bool EnsureNoVehicle(TileIndex tile)
{
return VehicleFromPos(tile, &tile, EnsureNoVehicleProc) == NULL;
}
static void *EnsureNoVehicleProcZ(Vehicle *v, void *data)
{
const TileInfo *ti = (const TileInfo*)data;
if (v->tile != ti->tile || v->type == VEH_DISASTER) return NULL;
if (v->z_pos > ti->z) return NULL;
_error_message = VehicleInTheWayErrMsg(v);
return v;
}
bool EnsureNoVehicleOnGround(TileIndex tile)
{
TileInfo ti;
ti.tile = tile;
ti.z = GetTileMaxZ(tile);
return VehicleFromPos(tile, &ti, EnsureNoVehicleProcZ) == NULL;
}
Vehicle *FindVehicleOnTileZ(TileIndex tile, byte z)
{
TileInfo ti;
ti.tile = tile;
ti.z = z;
return (Vehicle*)VehicleFromPos(tile, &ti, EnsureNoVehicleProcZ);
}
Vehicle *FindVehicleBetween(TileIndex from, TileIndex to, byte z, bool without_crashed)
{
int x1 = TileX(from);
int y1 = TileY(from);
int x2 = TileX(to);
int y2 = TileY(to);
Vehicle *veh;
/* Make sure x1 < x2 or y1 < y2 */
if (x1 > x2 || y1 > y2) {
Swap(x1, x2);
Swap(y1, y2);
}
FOR_ALL_VEHICLES(veh) {
if (without_crashed && (veh->vehstatus & VS_CRASHED) != 0) continue;
if ((veh->type == VEH_TRAIN || veh->type == VEH_ROAD) && (z == 0xFF || veh->z_pos == z)) {
if ((veh->x_pos >> 4) >= x1 && (veh->x_pos >> 4) <= x2 &&
(veh->y_pos >> 4) >= y1 && (veh->y_pos >> 4) <= y2) {
return veh;
}
}
}
return NULL;
}
static void UpdateVehiclePosHash(Vehicle* v, int x, int y);
void VehiclePositionChanged(Vehicle *v)
{
int img = v->cur_image;
Point pt = RemapCoords(v->x_pos + v->x_offs, v->y_pos + v->y_offs, v->z_pos);
const Sprite* spr = GetSprite(img);
pt.x += spr->x_offs;
pt.y += spr->y_offs;
UpdateVehiclePosHash(v, pt.x, pt.y);
v->left_coord = pt.x;
v->top_coord = pt.y;
v->right_coord = pt.x + spr->width + 2;
v->bottom_coord = pt.y + spr->height + 2;
}
/** Called after load to update coordinates */
void AfterLoadVehicles()
{
Vehicle *v;
FOR_ALL_VEHICLES(v) {
v->UpdateDeltaXY(v->direction);
v->fill_percent_te_id = INVALID_TE_ID;
v->first = NULL;
if (v->type == VEH_TRAIN) v->u.rail.first_engine = INVALID_ENGINE;
if (v->type == VEH_ROAD) v->u.road.first_engine = INVALID_ENGINE;
v->cargo.InvalidateCache();
}
FOR_ALL_VEHICLES(v) {
if (v->type == VEH_TRAIN && (IsFrontEngine(v) || IsFreeWagon(v))) {
TrainConsistChanged(v);
} else if (v->type == VEH_ROAD && IsRoadVehFront(v)) {
RoadVehUpdateCache(v);
}
}
FOR_ALL_VEHICLES(v) {
switch (v->type) {
case VEH_ROAD:
v->u.road.roadtype = HASBIT(EngInfo(v->engine_type)->misc_flags, EF_ROAD_TRAM) ? ROADTYPE_TRAM : ROADTYPE_ROAD;
v->u.road.compatible_roadtypes = RoadTypeToRoadTypes(v->u.road.roadtype);
/* FALL THROUGH */
case VEH_TRAIN:
case VEH_SHIP:
v->cur_image = v->GetImage(v->direction);
break;
case VEH_AIRCRAFT:
if (IsNormalAircraft(v)) {
v->cur_image = v->GetImage(v->direction);
/* The plane's shadow will have the same image as the plane */
Vehicle *shadow = v->next;
shadow->cur_image = v->cur_image;
/* In the case of a helicopter we will update the rotor sprites */
if (v->subtype == AIR_HELICOPTER) {
Vehicle *rotor = shadow->next;
rotor->cur_image = GetRotorImage(v);
}
UpdateAircraftCache(v);
}
break;
default: break;
}
v->left_coord = INVALID_COORD;
VehiclePositionChanged(v);
}
}
static Vehicle *InitializeVehicle(Vehicle *v)
{
VehicleID index = v->index;
memset(v, 0, sizeof(Vehicle));
v->index = index;
assert(v->orders == NULL);
v = new (v) InvalidVehicle();
v->left_coord = INVALID_COORD;
v->first = NULL;
v->next = NULL;
v->next_hash = NULL;
v->string_id = 0;
v->next_shared = NULL;
v->prev_shared = NULL;
v->depot_list = NULL;
v->random_bits = 0;
v->group_id = DEFAULT_GROUP;
v->fill_percent_te_id = INVALID_TE_ID;
return v;
}
/**
* Get a value for a vehicle's random_bits.
* @return A random value from 0 to 255.
*/
byte VehicleRandomBits()
{
return GB(Random(), 0, 8);
}
Vehicle *ForceAllocateSpecialVehicle()
{
/* This stays a strange story.. there should always be room for special
* vehicles (special effects all over the map), but with 65k of vehicles
* is this realistic to double-check for that? For now we just reserve
* BLOCKS_FOR_SPECIAL_VEHICLES times block_size vehicles that may only
* be used for special vehicles.. should work nicely :) */
Vehicle *v;
/* We don't use FOR_ALL here, because FOR_ALL skips invalid items.
* TODO - This is just a temporary stage, this will be removed. */
for (v = GetVehicle(0); v != NULL; v = (v->index + 1U < GetVehiclePoolSize()) ? GetVehicle(v->index + 1) : NULL) {
/* No more room for the special vehicles, return NULL */
if (v->index >= (1 << Vehicle_POOL_BLOCK_SIZE_BITS) * BLOCKS_FOR_SPECIAL_VEHICLES)
return NULL;
if (!IsValidVehicle(v)) return InitializeVehicle(v);
}
return NULL;
}
/**
* finds a free vehicle in the memory or allocates a new one
* returns a pointer to the first free vehicle or NULL if all vehicles are in use
* *skip_vehicles is an offset to where in the array we should begin looking
* this is to avoid looping though the same vehicles more than once after we learned that they are not free
* this feature is used by AllocateVehicles() since it need to allocate more than one and when
* another block is added to _Vehicle_pool, since we only do that when we know it's already full
*/
static Vehicle *AllocateSingleVehicle(VehicleID *skip_vehicles)
{
/* See note by ForceAllocateSpecialVehicle() why we skip the
* first blocks */
Vehicle *v;
const int offset = (1 << Vehicle_POOL_BLOCK_SIZE_BITS) * BLOCKS_FOR_SPECIAL_VEHICLES;
/* We don't use FOR_ALL here, because FOR_ALL skips invalid items.
* @todo - This is just a temporary stage, this will be removed. */
if (*skip_vehicles < (_Vehicle_pool.total_items - offset)) { // make sure the offset in the array is not larger than the array itself
for (v = GetVehicle(offset + *skip_vehicles); v != NULL; v = (v->index + 1U < GetVehiclePoolSize()) ? GetVehicle(v->index + 1) : NULL) {
(*skip_vehicles)++;
if (!IsValidVehicle(v)) return InitializeVehicle(v);
}
}
/* Check if we can add a block to the pool */
if (AddBlockToPool(&_Vehicle_pool))
return AllocateSingleVehicle(skip_vehicles);
return NULL;
}
Vehicle *AllocateVehicle()
{
VehicleID counter = 0;
return AllocateSingleVehicle(&counter);
}
/** Allocates a lot of vehicles and frees them again
* @param vl pointer to an array of vehicles to get allocated. Can be NULL if the vehicles aren't needed (makes it test only)
* @param num number of vehicles to allocate room for
* @return true if there is room to allocate all the vehicles
*/
bool AllocateVehicles(Vehicle **vl, int num)
{
int i;
Vehicle *v;
VehicleID counter = 0;
for (i = 0; i != num; i++) {
v = AllocateSingleVehicle(&counter);
if (v == NULL) {
return false;
}
if (vl != NULL) {
vl[i] = v;
}
}
return true;
}
/* Size of the hash, 6 = 64 x 64, 7 = 128 x 128. Larger sizes will (in theory) reduce hash
* lookup times at the expense of memory usage. */
const int HASH_BITS = 7;
const int HASH_SIZE = 1 << HASH_BITS;
const int HASH_MASK = HASH_SIZE - 1;
const int TOTAL_HASH_SIZE = 1 << (HASH_BITS * 2);
const int TOTAL_HASH_MASK = TOTAL_HASH_SIZE - 1;
/* Resolution of the hash, 0 = 1*1 tile, 1 = 2*2 tiles, 2 = 4*4 tiles, etc.
* Profiling results show that 0 is fastest. */
const int HASH_RES = 0;
static Vehicle *_new_vehicle_position_hash[TOTAL_HASH_SIZE];
static void *VehicleFromHash(int xl, int yl, int xu, int yu, void *data, VehicleFromPosProc *proc)
{
for (int y = yl; ; y = (y + (1 << HASH_BITS)) & (HASH_MASK << HASH_BITS)) {
for (int x = xl; ; x = (x + 1) & HASH_MASK) {
Vehicle *v = _new_vehicle_position_hash[(x + y) & TOTAL_HASH_MASK];
for (; v != NULL; v = v->next_new_hash) {
void *a = proc(v, data);
if (a != NULL) return a;
}
if (x == xu) break;
}
if (y == yu) break;
}
return NULL;
}
void *VehicleFromPosXY(int x, int y, void *data, VehicleFromPosProc *proc)
{
const int COLL_DIST = 6;
/* Hash area to scan is from xl,yl to xu,yu */
int xl = GB((x - COLL_DIST) / TILE_SIZE, HASH_RES, HASH_BITS);
int xu = GB((x + COLL_DIST) / TILE_SIZE, HASH_RES, HASH_BITS);
int yl = GB((y - COLL_DIST) / TILE_SIZE, HASH_RES, HASH_BITS) << HASH_BITS;
int yu = GB((y + COLL_DIST) / TILE_SIZE, HASH_RES, HASH_BITS) << HASH_BITS;
return VehicleFromHash(xl, yl, xu, yu, data, proc);
}
void *VehicleFromPos(TileIndex tile, void *data, VehicleFromPosProc *proc)
{
int x = GB(TileX(tile), HASH_RES, HASH_BITS);
int y = GB(TileY(tile), HASH_RES, HASH_BITS) << HASH_BITS;
Vehicle *v = _new_vehicle_position_hash[(x + y) & TOTAL_HASH_MASK];
for (; v != NULL; v = v->next_new_hash) {
if (v->tile != tile) continue;
void *a = proc(v, data);
if (a != NULL) return a;
}
return NULL;
}
static void UpdateNewVehiclePosHash(Vehicle *v, bool remove)
{
Vehicle **old_hash = v->old_new_hash;
Vehicle **new_hash;
if (remove) {
new_hash = NULL;
} else {
int x = GB(v->x_pos / TILE_SIZE, HASH_RES, HASH_BITS);
int y = GB(v->y_pos / TILE_SIZE, HASH_RES, HASH_BITS) << HASH_BITS;
new_hash = &_new_vehicle_position_hash[(x + y) & TOTAL_HASH_MASK];
}
if (old_hash == new_hash) return;
/* Remove from the old position in the hash table */
if (old_hash != NULL) {
Vehicle *last = NULL;
Vehicle *u = *old_hash;
while (u != v) {
last = u;
u = u->next_new_hash;
assert(u != NULL);
}
if (last == NULL) {
*old_hash = v->next_new_hash;
} else {
last->next_new_hash = v->next_new_hash;
}
}
/* Insert vehicle at beginning of the new position in the hash table */
if (new_hash != NULL) {
v->next_new_hash = *new_hash;
*new_hash = v;
assert(v != v->next_new_hash);
}
/* Remember current hash position */
v->old_new_hash = new_hash;
}
static Vehicle *_vehicle_position_hash[0x1000];
static void UpdateVehiclePosHash(Vehicle* v, int x, int y)
{
UpdateNewVehiclePosHash(v, x == INVALID_COORD);
Vehicle **old_hash, **new_hash;
int old_x = v->left_coord;
int old_y = v->top_coord;
new_hash = (x == INVALID_COORD) ? NULL : &_vehicle_position_hash[GEN_HASH(x, y)];
old_hash = (old_x == INVALID_COORD) ? NULL : &_vehicle_position_hash[GEN_HASH(old_x, old_y)];
if (old_hash == new_hash) return;
/* remove from hash table? */
if (old_hash != NULL) {
Vehicle *last = NULL;
Vehicle *u = *old_hash;
while (u != v) {
last = u;
u = u->next_hash;
assert(u != NULL);
}
if (last == NULL) {
*old_hash = v->next_hash;
} else {
last->next_hash = v->next_hash;
}
}
/* insert into hash table? */
if (new_hash != NULL) {
v->next_hash = *new_hash;
*new_hash = v;
}
}
void ResetVehiclePosHash()
{
Vehicle *v;
FOR_ALL_VEHICLES(v) { v->old_new_hash = NULL; }
memset(_vehicle_position_hash, 0, sizeof(_vehicle_position_hash));
memset(_new_vehicle_position_hash, 0, sizeof(_new_vehicle_position_hash));
}
void InitializeVehicles()
{
uint i;
/* Clean the vehicle pool, and reserve enough blocks
* for the special vehicles, plus one for all the other
* vehicles (which is increased on-the-fly) */
CleanPool(&_Vehicle_pool);
AddBlockToPool(&_Vehicle_pool);
for (i = 0; i < BLOCKS_FOR_SPECIAL_VEHICLES; i++) {
AddBlockToPool(&_Vehicle_pool);
}
ResetVehiclePosHash();
}
Vehicle *GetLastVehicleInChain(Vehicle *v)
{
while (v->next != NULL) v = v->next;
return v;
}
/** Finds the previous vehicle in a chain, by a brute force search.
* This old function is REALLY slow because it searches through all vehicles to
* find the previous vehicle, but if v->first has not been set, then this function
* will need to be used to find the previous one. This function should never be
* called by anything but GetFirstVehicleInChain
*/
static Vehicle *GetPrevVehicleInChain_bruteforce(const Vehicle *v)
{
Vehicle *u;
FOR_ALL_VEHICLES(u) if (u->type == v->type && u->next == v) return u;
return NULL;
}
/** Find the previous vehicle in a chain, by using the v->first cache.
* While this function is fast, it cannot be used in the GetFirstVehicleInChain
* function, otherwise you'll end up in an infinite loop call
*/
Vehicle *GetPrevVehicleInChain(const Vehicle *v)
{
Vehicle *u;
assert(v != NULL);
u = GetFirstVehicleInChain(v);
/* Check to see if this is the first */
if (v == u) return NULL;
for (; u->next != v; u = u->next) assert(u->next != NULL);
return u;
}
/** Finds the first vehicle in a chain.
* This function reads out the v->first cache. Should the cache be dirty,
* it determines the first vehicle in a chain, and updates the cache.
*/
Vehicle *GetFirstVehicleInChain(const Vehicle *v)
{
Vehicle* u;
assert(v != NULL);
assert(v->type == VEH_TRAIN || v->type == VEH_ROAD);
if (v->first != NULL) {
if (v->type == VEH_TRAIN) {
if (IsFrontEngine(v->first) || IsFreeWagon(v->first)) return v->first;
} else {
if (IsRoadVehFront(v->first)) return v->first;
}
DEBUG(misc, 0, "v->first cache faulty. We shouldn't be here, rebuilding cache!");
}
/* It is the fact (currently) that newly built vehicles do not have
* their ->first pointer set. When this is the case, go up to the
* first engine and set the pointers correctly. Also the first pointer
* is not saved in a savegame, so this has to be fixed up after loading */
/* Find the 'locomotive' or the first wagon in a chain */
while ((u = GetPrevVehicleInChain_bruteforce(v)) != NULL) v = u;
/* Set the first pointer of all vehicles in that chain to the first wagon */
if ((v->type == VEH_TRAIN && (IsFrontEngine(v) || IsFreeWagon(v))) ||
(v->type == VEH_ROAD && IsRoadVehFront(v))) {
for (u = (Vehicle *)v; u != NULL; u = u->next) u->first = (Vehicle *)v;
}
return (Vehicle*)v;
}
uint CountVehiclesInChain(const Vehicle* v)
{
uint count = 0;
do count++; while ((v = v->next) != NULL);
return count;
}
/** Check if a vehicle is counted in num_engines in each player struct
* @param *v Vehicle to test
* @return true if the vehicle is counted in num_engines
*/
bool IsEngineCountable(const Vehicle *v)
{
switch (v->type) {
case VEH_AIRCRAFT: return IsNormalAircraft(v); // don't count plane shadows and helicopter rotors
case VEH_TRAIN:
return !IsArticulatedPart(v) && // tenders and other articulated parts
(!IsMultiheaded(v) || IsTrainEngine(v)); // rear parts of multiheaded engines
case VEH_ROAD: return IsRoadVehFront(v);
case VEH_SHIP: return true;
default: return false; // Only count player buildable vehicles
}
}
void DestroyVehicle(Vehicle *v)
{
if (IsValidStationID(v->last_station_visited)) {
GetStation(v->last_station_visited)->loading_vehicles.remove(v);
HideFillingPercent(v->fill_percent_te_id);
v->fill_percent_te_id = INVALID_TE_ID;
}
if (IsEngineCountable(v)) {
GetPlayer(v->owner)->num_engines[v->engine_type]--;
if (v->owner == _local_player) InvalidateAutoreplaceWindow(v->engine_type, v->group_id);
if (IsValidGroupID(v->group_id)) GetGroup(v->group_id)->num_engines[v->engine_type]--;
if (v->IsPrimaryVehicle()) DecreaseGroupNumVehicle(v->group_id);
}
DeleteVehicleNews(v->index, INVALID_STRING_ID);
DeleteName(v->string_id);
if (v->type == VEH_ROAD) ClearSlot(v);
if (v->type != VEH_TRAIN || (v->type == VEH_TRAIN && (IsFrontEngine(v) || IsFreeWagon(v)))) {
InvalidateWindowData(WC_VEHICLE_DEPOT, v->tile);
}
v->cargo.Truncate(0);
UpdateVehiclePosHash(v, INVALID_COORD, 0);
v->next_hash = NULL;
v->next_new_hash = NULL;
if (IsPlayerBuildableVehicleType(v)) DeleteVehicleOrders(v);
/* Now remove any artic part. This will trigger an other
* destroy vehicle, which on his turn can remove any
* other artic parts. */
if ((v->type == VEH_TRAIN && EngineHasArticPart(v)) || (v->type == VEH_ROAD && RoadVehHasArticPart(v))) {
DeleteVehicle(v->next);
}
}
/**
* Deletes all vehicles in a chain.
* @param v The first vehicle in the chain.
*
* @warning This function is not valid for any vehicle containing articulated
* parts.
*/
void DeleteVehicleChain(Vehicle *v)
{
assert(v->type != VEH_TRAIN && v->type != VEH_ROAD);
do {
Vehicle *u = v;
v = v->next;
DeleteVehicle(u);
} while (v != NULL);
}
/** head of the linked list to tell what vehicles that visited a depot in a tick */
static Vehicle* _first_veh_in_depot_list;
/** Adds a vehicle to the list of vehicles, that visited a depot this tick
* @param *v vehicle to add
*/
void VehicleEnteredDepotThisTick(Vehicle *v)
{
/* we need to set v->leave_depot_instantly as we have no control of it's contents at this time */
if (HASBIT(v->current_order.flags, OFB_HALT_IN_DEPOT) && !HASBIT(v->current_order.flags, OFB_PART_OF_ORDERS) && v->current_order.type == OT_GOTO_DEPOT) {
/* we keep the vehicle in the depot since the user ordered it to stay */
v->leave_depot_instantly = false;
} else {
/* the vehicle do not plan on stopping in the depot, so we stop it to ensure that it will not reserve the path
* out of the depot before we might autoreplace it to a different engine. The new engine would not own the reserved path
* we store that we stopped the vehicle, so autoreplace can start it again */
v->vehstatus |= VS_STOPPED;
v->leave_depot_instantly = true;
}
if (_first_veh_in_depot_list == NULL) {
_first_veh_in_depot_list = v;
} else {
Vehicle *w = _first_veh_in_depot_list;
while (w->depot_list != NULL) w = w->depot_list;
w->depot_list = v;
}
}
void CallVehicleTicks()
{
_first_veh_in_depot_list = NULL; // now we are sure it's initialized at the start of each tick
Station *st;
FOR_ALL_STATIONS(st) LoadUnloadStation(st);
Vehicle *v;
FOR_ALL_VEHICLES(v) {
v->Tick();
switch (v->type) {
default: break;
case VEH_TRAIN:
case VEH_ROAD:
case VEH_AIRCRAFT:
case VEH_SHIP:
if (v->type == VEH_TRAIN && IsTrainWagon(v)) continue;
if (v->type == VEH_AIRCRAFT && v->subtype != AIR_HELICOPTER) continue;
if (v->type == VEH_ROAD && !IsRoadVehFront(v)) continue;
v->motion_counter += (v->direction & 1) ? (v->cur_speed * 3) / 4 : v->cur_speed;
/* Play a running sound if the motion counter passes 256 (Do we not skip sounds?) */
if (GB(v->motion_counter, 0, 8) < v->cur_speed) PlayVehicleSound(v, VSE_RUNNING);
/* Play an alterate running sound every 16 ticks */
if (GB(v->tick_counter, 0, 4) == 0) PlayVehicleSound(v, v->cur_speed > 0 ? VSE_RUNNING_16 : VSE_STOPPED_16);
}
}
/* now we handle all the vehicles that entered a depot this tick */
v = _first_veh_in_depot_list;
while (v != NULL) {
Vehicle *w = v->depot_list;
v->depot_list = NULL; // it should always be NULL at the end of each tick
MaybeReplaceVehicle(v, false, true);
v = w;
}
}
/** Check if a given engine type can be refitted to a given cargo
* @param engine_type Engine type to check
* @param cid_to check refit to this cargo-type
* @return true if it is possible, false otherwise
*/
bool CanRefitTo(EngineID engine_type, CargoID cid_to)
{
return HASBIT(EngInfo(engine_type)->refit_mask, cid_to);
}
/** Find the first cargo type that an engine can be refitted to.
* @param engine_type Which engine to find cargo for.
* @return A climate dependent cargo type. CT_INVALID is returned if not refittable.
*/
CargoID FindFirstRefittableCargo(EngineID engine_type)
{
uint32 refit_mask = EngInfo(engine_type)->refit_mask;
if (refit_mask != 0) {
for (CargoID cid = 0; cid < NUM_CARGO; cid++) {
if (HASBIT(refit_mask, cid)) return cid;
}
}
return CT_INVALID;
}
/** Learn the price of refitting a certain engine
* @param engine_type Which engine to refit
* @return Price for refitting
*/
CommandCost GetRefitCost(EngineID engine_type)
{
CommandCost base_cost;
switch (GetEngine(engine_type)->type) {
case VEH_SHIP: base_cost.AddCost(_price.ship_base); break;
case VEH_ROAD: base_cost.AddCost(_price.roadveh_base); break;
case VEH_AIRCRAFT: base_cost.AddCost(_price.aircraft_base); break;
case VEH_TRAIN:
base_cost.AddCost(2 * ((RailVehInfo(engine_type)->railveh_type == RAILVEH_WAGON) ?
_price.build_railwagon : _price.build_railvehicle));
break;
default: NOT_REACHED(); break;
}
return CommandCost((EngInfo(engine_type)->refit_cost * base_cost.GetCost()) >> 10);
}
static void DoDrawVehicle(const Vehicle *v)
{
SpriteID image = v->cur_image;
SpriteID pal;
if (v->vehstatus & VS_DEFPAL) {
pal = (v->vehstatus & VS_CRASHED) ? PALETTE_CRASH : GetVehiclePalette(v);
} else {
pal = PAL_NONE;
}
AddSortableSpriteToDraw(image, pal, v->x_pos + v->x_offs, v->y_pos + v->y_offs,
v->sprite_width, v->sprite_height, v->z_height, v->z_pos, (v->vehstatus & VS_SHADOW) != 0);
}
void ViewportAddVehicles(DrawPixelInfo *dpi)
{
/* The bounding rectangle */
const int l = dpi->left;
const int r = dpi->left + dpi->width;
const int t = dpi->top;
const int b = dpi->top + dpi->height;
/* The hash area to scan */
int xl, xu, yl, yu;
if (dpi->width + 70 < (1 << (7 + 6))) {
xl = GB(l - 70, 7, 6);
xu = GB(r, 7, 6);
} else {
/* scan whole hash row */
xl = 0;
xu = 0x3F;
}
if (dpi->height + 70 < (1 << (6 + 6))) {
yl = GB(t - 70, 6, 6) << 6;
yu = GB(b, 6, 6) << 6;
} else {
/* scan whole column */
yl = 0;
yu = 0x3F << 6;
}
for (int y = yl;; y = (y + (1 << 6)) & (0x3F << 6)) {
for (int x = xl;; x = (x + 1) & 0x3F) {
const Vehicle *v = _vehicle_position_hash[x + y]; // already masked & 0xFFF
while (v != NULL) {
if (!(v->vehstatus & VS_HIDDEN) &&
l <= v->right_coord &&
t <= v->bottom_coord &&
r >= v->left_coord &&
b >= v->top_coord) {
DoDrawVehicle(v);
}
v = v->next_hash;
}
if (x == xu) break;
}
if (y == yu) break;
}
}
static void ChimneySmokeInit(Vehicle *v)
{
uint32 r = Random();
v->cur_image = SPR_CHIMNEY_SMOKE_0 + GB(r, 0, 3);
v->progress = GB(r, 16, 3);
}
static void ChimneySmokeTick(Vehicle *v)
{
if (v->progress > 0) {
v->progress--;
} else {
TileIndex tile;
BeginVehicleMove(v);
tile = TileVirtXY(v->x_pos, v->y_pos);
if (!IsTileType(tile, MP_INDUSTRY)) {
EndVehicleMove(v);
DeleteVehicle(v);
return;
}
if (v->cur_image != SPR_CHIMNEY_SMOKE_7) {
v->cur_image++;
} else {
v->cur_image = SPR_CHIMNEY_SMOKE_0;
}
v->progress = 7;
VehiclePositionChanged(v);
EndVehicleMove(v);
}
}
static void SteamSmokeInit(Vehicle *v)
{
v->cur_image = SPR_STEAM_SMOKE_0;
v->progress = 12;
}
static void SteamSmokeTick(Vehicle *v)
{
bool moved = false;
BeginVehicleMove(v);
v->progress++;
if ((v->progress & 7) == 0) {
v->z_pos++;
moved = true;
}
if ((v->progress & 0xF) == 4) {
if (v->cur_image != SPR_STEAM_SMOKE_4) {
v->cur_image++;
} else {
EndVehicleMove(v);
DeleteVehicle(v);
return;
}
moved = true;
}
if (moved) {
VehiclePositionChanged(v);
EndVehicleMove(v);
}
}
static void DieselSmokeInit(Vehicle *v)
{
v->cur_image = SPR_DIESEL_SMOKE_0;
v->progress = 0;
}
static void DieselSmokeTick(Vehicle *v)
{
v->progress++;
if ((v->progress & 3) == 0) {
BeginVehicleMove(v);
v->z_pos++;
VehiclePositionChanged(v);
EndVehicleMove(v);
} else if ((v->progress & 7) == 1) {
BeginVehicleMove(v);
if (v->cur_image != SPR_DIESEL_SMOKE_5) {
v->cur_image++;
VehiclePositionChanged(v);
EndVehicleMove(v);
} else {
EndVehicleMove(v);
DeleteVehicle(v);
}
}
}
static void ElectricSparkInit(Vehicle *v)
{
v->cur_image = SPR_ELECTRIC_SPARK_0;
v->progress = 1;
}
static void ElectricSparkTick(Vehicle *v)
{
if (v->progress < 2) {
v->progress++;
} else {
v->progress = 0;
BeginVehicleMove(v);
if (v->cur_image != SPR_ELECTRIC_SPARK_5) {
v->cur_image++;
VehiclePositionChanged(v);
EndVehicleMove(v);
} else {
EndVehicleMove(v);
DeleteVehicle(v);
}
}
}
static void SmokeInit(Vehicle *v)
{
v->cur_image = SPR_SMOKE_0;
v->progress = 12;
}
static void SmokeTick(Vehicle *v)
{
bool moved = false;
BeginVehicleMove(v);
v->progress++;
if ((v->progress & 3) == 0) {
v->z_pos++;
moved = true;
}
if ((v->progress & 0xF) == 4) {
if (v->cur_image != SPR_SMOKE_4) {
v->cur_image++;
} else {
EndVehicleMove(v);
DeleteVehicle(v);
return;
}
moved = true;
}
if (moved) {
VehiclePositionChanged(v);
EndVehicleMove(v);
}
}
static void ExplosionLargeInit(Vehicle *v)
{
v->cur_image = SPR_EXPLOSION_LARGE_0;
v->progress = 0;
}
static void ExplosionLargeTick(Vehicle *v)
{
v->progress++;
if ((v->progress & 3) == 0) {
BeginVehicleMove(v);
if (v->cur_image != SPR_EXPLOSION_LARGE_F) {
v->cur_image++;
VehiclePositionChanged(v);
EndVehicleMove(v);
} else {
EndVehicleMove(v);
DeleteVehicle(v);
}
}
}
static void BreakdownSmokeInit(Vehicle *v)
{
v->cur_image = SPR_BREAKDOWN_SMOKE_0;
v->progress = 0;
}
static void BreakdownSmokeTick(Vehicle *v)
{
v->progress++;
if ((v->progress & 7) == 0) {
BeginVehicleMove(v);
if (v->cur_image != SPR_BREAKDOWN_SMOKE_3) {
v->cur_image++;
} else {
v->cur_image = SPR_BREAKDOWN_SMOKE_0;
}
VehiclePositionChanged(v);
EndVehicleMove(v);
}
v->u.special.animation_state--;
if (v->u.special.animation_state == 0) {
BeginVehicleMove(v);
EndVehicleMove(v);
DeleteVehicle(v);
}
}
static void ExplosionSmallInit(Vehicle *v)
{
v->cur_image = SPR_EXPLOSION_SMALL_0;
v->progress = 0;
}
static void ExplosionSmallTick(Vehicle *v)
{
v->progress++;
if ((v->progress & 3) == 0) {
BeginVehicleMove(v);
if (v->cur_image != SPR_EXPLOSION_SMALL_B) {
v->cur_image++;
VehiclePositionChanged(v);
EndVehicleMove(v);
} else {
EndVehicleMove(v);
DeleteVehicle(v);
}
}
}
static void BulldozerInit(Vehicle *v)
{
v->cur_image = SPR_BULLDOZER_NE;
v->progress = 0;
v->u.special.animation_state = 0;
v->u.special.animation_substate = 0;
}
struct BulldozerMovement {
byte direction:2;
byte image:2;
byte duration:3;
};
static const BulldozerMovement _bulldozer_movement[] = {
{ 0, 0, 4 },
{ 3, 3, 4 },
{ 2, 2, 7 },
{ 0, 2, 7 },
{ 1, 1, 3 },
{ 2, 2, 7 },
{ 0, 2, 7 },
{ 1, 1, 3 },
{ 2, 2, 7 },
{ 0, 2, 7 },
{ 3, 3, 6 },
{ 2, 2, 6 },
{ 1, 1, 7 },
{ 3, 1, 7 },
{ 0, 0, 3 },
{ 1, 1, 7 },
{ 3, 1, 7 },
{ 0, 0, 3 },
{ 1, 1, 7 },
{ 3, 1, 7 }
};
static const struct {
int8 x;
int8 y;
} _inc_by_dir[] = {
{ -1, 0 },
{ 0, 1 },
{ 1, 0 },
{ 0, -1 }
};
static void BulldozerTick(Vehicle *v)
{
v->progress++;
if ((v->progress & 7) == 0) {
const BulldozerMovement* b = &_bulldozer_movement[v->u.special.animation_state];
BeginVehicleMove(v);
v->cur_image = SPR_BULLDOZER_NE + b->image;
v->x_pos += _inc_by_dir[b->direction].x;
v->y_pos += _inc_by_dir[b->direction].y;
v->u.special.animation_substate++;
if (v->u.special.animation_substate >= b->duration) {
v->u.special.animation_substate = 0;
v->u.special.animation_state++;
if (v->u.special.animation_state == lengthof(_bulldozer_movement)) {
EndVehicleMove(v);
DeleteVehicle(v);
return;
}
}
VehiclePositionChanged(v);
EndVehicleMove(v);
}
}
static void BubbleInit(Vehicle *v)
{
v->cur_image = SPR_BUBBLE_GENERATE_0;
v->spritenum = 0;
v->progress = 0;
}
struct BubbleMovement {
int8 x:4;
int8 y:4;
int8 z:4;
byte image:4;
};
#define MK(x, y, z, i) { x, y, z, i }
#define ME(i) { i, 4, 0, 0 }
static const BubbleMovement _bubble_float_sw[] = {
MK(0, 0, 1, 0),
MK(1, 0, 1, 1),
MK(0, 0, 1, 0),
MK(1, 0, 1, 2),
ME(1)
};
static const BubbleMovement _bubble_float_ne[] = {
MK( 0, 0, 1, 0),
MK(-1, 0, 1, 1),
MK( 0, 0, 1, 0),
MK(-1, 0, 1, 2),
ME(1)
};
static const BubbleMovement _bubble_float_se[] = {
MK(0, 0, 1, 0),
MK(0, 1, 1, 1),
MK(0, 0, 1, 0),
MK(0, 1, 1, 2),
ME(1)
};
static const BubbleMovement _bubble_float_nw[] = {
MK(0, 0, 1, 0),
MK(0, -1, 1, 1),
MK(0, 0, 1, 0),
MK(0, -1, 1, 2),
ME(1)
};
static const BubbleMovement _bubble_burst[] = {
MK(0, 0, 1, 2),
MK(0, 0, 1, 7),
MK(0, 0, 1, 8),
MK(0, 0, 1, 9),
ME(0)
};
static const BubbleMovement _bubble_absorb[] = {
MK(0, 0, 1, 0),
MK(0, 0, 1, 1),
MK(0, 0, 1, 0),
MK(0, 0, 1, 2),
MK(0, 0, 1, 0),
MK(0, 0, 1, 1),
MK(0, 0, 1, 0),
MK(0, 0, 1, 2),
MK(0, 0, 1, 0),
MK(0, 0, 1, 1),
MK(0, 0, 1, 0),
MK(0, 0, 1, 2),
MK(0, 0, 1, 0),
MK(0, 0, 1, 1),
MK(0, 0, 1, 0),
MK(0, 0, 1, 2),
MK(0, 0, 1, 0),
MK(0, 0, 1, 1),
MK(0, 0, 1, 0),
MK(0, 0, 1, 2),
MK(0, 0, 1, 0),
MK(0, 0, 1, 1),
MK(0, 0, 1, 0),
MK(0, 0, 1, 2),
MK(0, 0, 1, 0),
MK(0, 0, 1, 1),
MK(0, 0, 1, 0),
MK(0, 0, 1, 2),
MK(0, 0, 1, 0),
MK(0, 0, 1, 1),
MK(0, 0, 1, 0),
MK(0, 0, 1, 2),
MK(0, 0, 1, 0),
MK(0, 0, 1, 1),
MK(0, 0, 1, 0),
MK(0, 0, 1, 2),
MK(0, 0, 1, 0),
MK(0, 0, 1, 1),
MK(0, 0, 1, 0),
MK(0, 0, 1, 2),
MK(0, 0, 1, 0),
MK(0, 0, 1, 1),
MK(0, 0, 1, 0),
MK(0, 0, 1, 2),
MK(0, 0, 1, 0),
MK(0, 0, 1, 1),
MK(0, 0, 1, 0),
MK(0, 0, 1, 2),
MK(0, 0, 1, 0),
MK(0, 0, 1, 1),
MK(0, 0, 1, 0),
MK(0, 0, 1, 2),
MK(0, 0, 1, 0),
MK(0, 0, 1, 1),
MK(0, 0, 1, 0),
MK(0, 0, 1, 2),
MK(0, 0, 1, 0),
MK(0, 0, 1, 1),
MK(0, 0, 1, 0),
MK(0, 0, 1, 2),
MK(0, 0, 1, 0),
MK(0, 0, 1, 1),
MK(2, 1, 3, 0),
MK(1, 1, 3, 1),
MK(2, 1, 3, 0),
MK(1, 1, 3, 2),
MK(2, 1, 3, 0),
MK(1, 1, 3, 1),
MK(2, 1, 3, 0),
MK(1, 0, 1, 2),
MK(0, 0, 1, 0),
MK(1, 0, 1, 1),
MK(0, 0, 1, 0),
MK(1, 0, 1, 2),
MK(0, 0, 1, 0),
MK(1, 0, 1, 1),
MK(0, 0, 1, 0),
MK(1, 0, 1, 2),
ME(2),
MK(0, 0, 0, 0xA),
MK(0, 0, 0, 0xB),
MK(0, 0, 0, 0xC),
MK(0, 0, 0, 0xD),
MK(0, 0, 0, 0xE),
ME(0)
};
#undef ME
#undef MK
static const BubbleMovement * const _bubble_movement[] = {
_bubble_float_sw,
_bubble_float_ne,
_bubble_float_se,
_bubble_float_nw,
_bubble_burst,
_bubble_absorb,
};
static void BubbleTick(Vehicle *v)
{
/*
* Warning: those effects can NOT use Random(), and have to use
* InteractiveRandom(), because somehow someone forgot to save
* spritenum to the savegame, and so it will cause desyncs in
* multiplayer!! (that is: in ToyLand)
*/
uint et;
const BubbleMovement *b;
v->progress++;
if ((v->progress & 3) != 0)
return;
BeginVehicleMove(v);
if (v->spritenum == 0) {
v->cur_image++;
if (v->cur_image < SPR_BUBBLE_GENERATE_3) {
VehiclePositionChanged(v);
EndVehicleMove(v);
return;
}
if (v->u.special.animation_substate != 0) {
v->spritenum = GB(InteractiveRandom(), 0, 2) + 1;
} else {
v->spritenum = 6;
}
et = 0;
} else {
et = v->engine_type + 1;
}
b = &_bubble_movement[v->spritenum - 1][et];
if (b->y == 4 && b->x == 0) {
EndVehicleMove(v);
DeleteVehicle(v);
return;
}
if (b->y == 4 && b->x == 1) {
if (v->z_pos > 180 || CHANCE16I(1, 96, InteractiveRandom())) {
v->spritenum = 5;
SndPlayVehicleFx(SND_2F_POP, v);
}
et = 0;
}
if (b->y == 4 && b->x == 2) {
TileIndex tile;
et++;
SndPlayVehicleFx(SND_31_EXTRACT, v);
tile = TileVirtXY(v->x_pos, v->y_pos);
if (IsTileType(tile, MP_INDUSTRY) && GetIndustryGfx(tile) == 0xA2) AddAnimatedTile(tile);
}
v->engine_type = et;
b = &_bubble_movement[v->spritenum - 1][et];
v->x_pos += b->x;
v->y_pos += b->y;
v->z_pos += b->z;
v->cur_image = SPR_BUBBLE_0 + b->image;
VehiclePositionChanged(v);
EndVehicleMove(v);
}
typedef void EffectInitProc(Vehicle *v);
typedef void EffectTickProc(Vehicle *v);
static EffectInitProc * const _effect_init_procs[] = {
ChimneySmokeInit,
SteamSmokeInit,
DieselSmokeInit,
ElectricSparkInit,
SmokeInit,
ExplosionLargeInit,
BreakdownSmokeInit,
ExplosionSmallInit,
BulldozerInit,
BubbleInit,
};
static EffectTickProc * const _effect_tick_procs[] = {
ChimneySmokeTick,
SteamSmokeTick,
DieselSmokeTick,
ElectricSparkTick,
SmokeTick,
ExplosionLargeTick,
BreakdownSmokeTick,
ExplosionSmallTick,
BulldozerTick,
BubbleTick,
};
Vehicle *CreateEffectVehicle(int x, int y, int z, EffectVehicle type)
{
Vehicle *v;
v = ForceAllocateSpecialVehicle();
if (v != NULL) {
v = new (v) SpecialVehicle();
v->subtype = type;
v->x_pos = x;
v->y_pos = y;
v->z_pos = z;
v->tile = 0;
v->UpdateDeltaXY(INVALID_DIR);
v->vehstatus = VS_UNCLICKABLE;
_effect_init_procs[type](v);
VehiclePositionChanged(v);
BeginVehicleMove(v);
EndVehicleMove(v);
}
return v;
}
Vehicle *CreateEffectVehicleAbove(int x, int y, int z, EffectVehicle type)
{
int safe_x = clamp(x, 0, MapMaxX() * TILE_SIZE);
int safe_y = clamp(y, 0, MapMaxY() * TILE_SIZE);
return CreateEffectVehicle(x, y, GetSlopeZ(safe_x, safe_y) + z, type);
}
Vehicle *CreateEffectVehicleRel(const Vehicle *v, int x, int y, int z, EffectVehicle type)
{
return CreateEffectVehicle(v->x_pos + x, v->y_pos + y, v->z_pos + z, type);
}
void SpecialVehicle::Tick()
{
_effect_tick_procs[this->subtype](this);
}
Vehicle *CheckClickOnVehicle(const ViewPort *vp, int x, int y)
{
Vehicle *found = NULL, *v;
uint dist, best_dist = (uint)-1;
if ( (uint)(x -= vp->left) >= (uint)vp->width ||
(uint)(y -= vp->top) >= (uint)vp->height)
return NULL;
x = ScaleByZoom(x, vp->zoom) + vp->virtual_left;
y = ScaleByZoom(y, vp->zoom) + vp->virtual_top;
FOR_ALL_VEHICLES(v) {
if ((v->vehstatus & (VS_HIDDEN|VS_UNCLICKABLE)) == 0 &&
x >= v->left_coord && x <= v->right_coord &&
y >= v->top_coord && y <= v->bottom_coord) {
dist = max(
myabs( ((v->left_coord + v->right_coord)>>1) - x ),
myabs( ((v->top_coord + v->bottom_coord)>>1) - y )
);
if (dist < best_dist) {
found = v;
best_dist = dist;
}
}
}
return found;
}
void DecreaseVehicleValue(Vehicle *v)
{
v->value -= v->value >> 8;
InvalidateWindow(WC_VEHICLE_DETAILS, v->index);
}
static const byte _breakdown_chance[64] = {
3, 3, 3, 3, 3, 3, 3, 3,
4, 4, 5, 5, 6, 6, 7, 7,
8, 8, 9, 9, 10, 10, 11, 11,
12, 13, 13, 13, 13, 14, 15, 16,
17, 19, 21, 25, 28, 31, 34, 37,
40, 44, 48, 52, 56, 60, 64, 68,
72, 80, 90, 100, 110, 120, 130, 140,
150, 170, 190, 210, 230, 250, 250, 250,
};
void CheckVehicleBreakdown(Vehicle *v)
{
int rel, rel_old;
uint32 r;
int chance;
/* decrease reliability */
v->reliability = rel = max((rel_old = v->reliability) - v->reliability_spd_dec, 0);
if ((rel_old >> 8) != (rel >> 8))
InvalidateWindow(WC_VEHICLE_DETAILS, v->index);
if (v->breakdown_ctr != 0 || v->vehstatus & VS_STOPPED ||
v->cur_speed < 5 || _game_mode == GM_MENU) {
return;
}
r = Random();
/* increase chance of failure */
chance = v->breakdown_chance + 1;
if (CHANCE16I(1,25,r)) chance += 25;
v->breakdown_chance = min(255, chance);
/* calculate reliability value to use in comparison */
rel = v->reliability;
if (v->type == VEH_SHIP) rel += 0x6666;
/* disabled breakdowns? */
if (_opt.diff.vehicle_breakdowns < 1) return;
/* reduced breakdowns? */
if (_opt.diff.vehicle_breakdowns == 1) rel += 0x6666;
/* check if to break down */
if (_breakdown_chance[(uint)min(rel, 0xffff) >> 10] <= v->breakdown_chance) {
v->breakdown_ctr = GB(r, 16, 6) + 0x3F;
v->breakdown_delay = GB(r, 24, 7) + 0x80;
v->breakdown_chance = 0;
}
}
static const StringID _vehicle_type_names[4] = {
STR_019F_TRAIN,
STR_019C_ROAD_VEHICLE,
STR_019E_SHIP,
STR_019D_AIRCRAFT,
};
static void ShowVehicleGettingOld(Vehicle *v, StringID msg)
{
if (v->owner != _local_player) return;
/* Do not show getting-old message if autorenew is active */
if (GetPlayer(v->owner)->engine_renew) return;
SetDParam(0, _vehicle_type_names[v->type]);
SetDParam(1, v->unitnumber);
AddNewsItem(msg, NEWS_FLAGS(NM_SMALL, NF_VIEWPORT|NF_VEHICLE, NT_ADVICE, 0), v->index, 0);
}
void AgeVehicle(Vehicle *v)
{
int age;
if (v->age < 65535)
v->age++;
age = v->age - v->max_age;
if (age == 366*0 || age == 366*1 || age == 366*2 || age == 366*3 || age == 366*4)
v->reliability_spd_dec <<= 1;
InvalidateWindow(WC_VEHICLE_DETAILS, v->index);
if (age == -366) {
ShowVehicleGettingOld(v, STR_01A0_IS_GETTING_OLD);
} else if (age == 0) {
ShowVehicleGettingOld(v, STR_01A1_IS_GETTING_VERY_OLD);
} else if (age == 366*1 || age == 366*2 || age == 366*3 || age == 366*4 || age == 366*5) {
ShowVehicleGettingOld(v, STR_01A2_IS_GETTING_VERY_OLD_AND);
}
}
/** Starts or stops a lot of vehicles
* @param tile Tile of the depot where the vehicles are started/stopped (only used for depots)
* @param flags type of operation
* @param p1 Station/Order/Depot ID (only used for vehicle list windows)
* @param p2 bitmask
* - bit 0-4 Vehicle type
* - bit 5 false = start vehicles, true = stop vehicles
* - bit 6 if set, then it's a vehicle list window, not a depot and Tile is ignored in this case
* - bit 8-11 Vehicle List Window type (ignored unless bit 1 is set)
*/
CommandCost CmdMassStartStopVehicle(TileIndex tile, uint32 flags, uint32 p1, uint32 p2)
{
Vehicle **vl = NULL;
uint16 engine_list_length = 0;
uint16 engine_count = 0;
CommandCost return_value = CMD_ERROR;
uint i;
uint stop_command;
VehicleType vehicle_type = (VehicleType)GB(p2, 0, 5);
bool start_stop = HASBIT(p2, 5);
bool vehicle_list_window = HASBIT(p2, 6);
switch (vehicle_type) {
case VEH_TRAIN: stop_command = CMD_START_STOP_TRAIN; break;
case VEH_ROAD: stop_command = CMD_START_STOP_ROADVEH; break;
case VEH_SHIP: stop_command = CMD_START_STOP_SHIP; break;
case VEH_AIRCRAFT: stop_command = CMD_START_STOP_AIRCRAFT; break;
default: return CMD_ERROR;
}
if (vehicle_list_window) {
uint32 id = p1;
uint16 window_type = p2 & VLW_MASK;
engine_count = GenerateVehicleSortList((const Vehicle***)&vl, &engine_list_length, vehicle_type, _current_player, id, window_type);
} else {
/* Get the list of vehicles in the depot */
BuildDepotVehicleList(vehicle_type, tile, &vl, &engine_list_length, &engine_count, NULL, NULL, NULL);
}
for (i = 0; i < engine_count; i++) {
const Vehicle *v = vl[i];
CommandCost ret;
if (!!(v->vehstatus & VS_STOPPED) != start_stop) continue;
if (!vehicle_list_window) {
if (vehicle_type == VEH_TRAIN) {
if (CheckTrainInDepot(v, false) == -1) continue;
} else {
if (!(v->vehstatus & VS_HIDDEN)) continue;
}
}
ret = DoCommand(tile, v->index, 0, flags, stop_command);
if (CmdSucceeded(ret)) {
return_value = CommandCost();
/* We know that the command is valid for at least one vehicle.
* If we haven't set DC_EXEC, then there is no point in continueing because it will be valid */
if (!(flags & DC_EXEC)) break;
}
}
free(vl);
return return_value;
}
/** Sells all vehicles in a depot
* @param tile Tile of the depot where the depot is
* @param flags type of operation
* @param p1 Vehicle type
* @param p2 unused
*/
CommandCost CmdDepotSellAllVehicles(TileIndex tile, uint32 flags, uint32 p1, uint32 p2)
{
Vehicle **engines = NULL;
Vehicle **wagons = NULL;
uint16 engine_list_length = 0;
uint16 engine_count = 0;
uint16 wagon_list_length = 0;
uint16 wagon_count = 0;
CommandCost cost;
uint i, sell_command, total_number_vehicles;
VehicleType vehicle_type = (VehicleType)GB(p1, 0, 8);
switch (vehicle_type) {
case VEH_TRAIN: sell_command = CMD_SELL_RAIL_WAGON; break;
case VEH_ROAD: sell_command = CMD_SELL_ROAD_VEH; break;
case VEH_SHIP: sell_command = CMD_SELL_SHIP; break;
case VEH_AIRCRAFT: sell_command = CMD_SELL_AIRCRAFT; break;
default: return CMD_ERROR;
}
/* Get the list of vehicles in the depot */
BuildDepotVehicleList(vehicle_type, tile, &engines, &engine_list_length, &engine_count,
&wagons, &wagon_list_length, &wagon_count);
total_number_vehicles = engine_count + wagon_count;
for (i = 0; i < total_number_vehicles; i++) {
const Vehicle *v;
CommandCost ret;
if (i < engine_count) {
v = engines[i];
} else {
v = wagons[i - engine_count];
}
ret = DoCommand(tile, v->index, 1, flags, sell_command);
if (CmdSucceeded(ret)) cost.AddCost(ret);
}
free(engines);
free(wagons);
if (cost.GetCost() == 0) return CMD_ERROR; // no vehicles to sell
return cost;
}
/** Autoreplace all vehicles in the depot
* @param tile Tile of the depot where the vehicles are
* @param flags type of operation
* @param p1 Type of vehicle
* @param p2 Unused
*/
CommandCost CmdDepotMassAutoReplace(TileIndex tile, uint32 flags, uint32 p1, uint32 p2)
{
Vehicle **vl = NULL;
uint16 engine_list_length = 0;
uint16 engine_count = 0;
uint i, x = 0, y = 0, z = 0;
CommandCost cost;
VehicleType vehicle_type = (VehicleType)GB(p1, 0, 8);
if (!IsTileOwner(tile, _current_player)) return CMD_ERROR;
/* Get the list of vehicles in the depot */
BuildDepotVehicleList(vehicle_type, tile, &vl, &engine_list_length, &engine_count, NULL, NULL, NULL);
for (i = 0; i < engine_count; i++) {
Vehicle *v = vl[i];
bool stopped = !(v->vehstatus & VS_STOPPED);
CommandCost ret;
/* Ensure that the vehicle completely in the depot */
if (!IsVehicleInDepot(v)) continue;
x = v->x_pos;
y = v->y_pos;
z = v->z_pos;
if (stopped) {
v->vehstatus |= VS_STOPPED; // Stop the vehicle
v->leave_depot_instantly = true;
}
ret = MaybeReplaceVehicle(v, !(flags & DC_EXEC), false);
if (CmdSucceeded(ret)) {
cost.AddCost(ret);
if (!(flags & DC_EXEC)) break;
/* There is a problem with autoreplace and newgrf
* It's impossible to tell the length of a train after it's being replaced before it's actually done
* Because of this, we can't estimate costs due to wagon removal and we will have to always return 0 and pay manually
* Since we pay after each vehicle is replaced and MaybeReplaceVehicle() check if the player got enough money
* we should never reach a condition where the player will end up with negative money from doing this */
SET_EXPENSES_TYPE(EXPENSES_NEW_VEHICLES);
SubtractMoneyFromPlayer(ret);
}
}
if (cost.GetCost() == 0) {
cost = CMD_ERROR;
} else {
if (flags & DC_EXEC) {
/* Display the cost animation now that DoCommandP() can't do it for us (see previous comments) */
if (IsLocalPlayer()) ShowCostOrIncomeAnimation(x, y, z, cost.GetCost());
}
cost = CommandCost();
}
free(vl);
return cost;
}
/** Clone a vehicle. If it is a train, it will clone all the cars too
* @param tile tile of the depot where the cloned vehicle is build
* @param flags type of operation
* @param p1 the original vehicle's index
* @param p2 1 = shared orders, else copied orders
*/
CommandCost CmdCloneVehicle(TileIndex tile, uint32 flags, uint32 p1, uint32 p2)
{
Vehicle *v_front, *v;
Vehicle *w_front, *w, *w_rear;
CommandCost cost, total_cost;
uint32 build_argument = 2;
if (!IsValidVehicleID(p1)) return CMD_ERROR;
v = GetVehicle(p1);
v_front = v;
w = NULL;
w_front = NULL;
w_rear = NULL;
/*
* v_front is the front engine in the original vehicle
* v is the car/vehicle of the original vehicle, that is currently being copied
* w_front is the front engine of the cloned vehicle
* w is the car/vehicle currently being cloned
* w_rear is the rear end of the cloned train. It's used to add more cars and is only used by trains
*/
if (!CheckOwnership(v->owner)) return CMD_ERROR;
if (v->type == VEH_TRAIN && (!IsFrontEngine(v) || v->u.rail.crash_anim_pos >= 4400)) return CMD_ERROR;
/* check that we can allocate enough vehicles */
if (!(flags & DC_EXEC)) {
int veh_counter = 0;
do {
veh_counter++;
} while ((v = v->next) != NULL);
if (!AllocateVehicles(NULL, veh_counter)) {
return_cmd_error(STR_00E1_TOO_MANY_VEHICLES_IN_GAME);
}
}
v = v_front;
do {
if (v->type == VEH_TRAIN && IsMultiheaded(v) && !IsTrainEngine(v)) {
/* we build the rear ends of multiheaded trains with the front ones */
continue;
}
cost = DoCommand(tile, v->engine_type, build_argument, flags, GetCmdBuildVeh(v));
build_argument = 3; // ensure that we only assign a number to the first engine
if (CmdFailed(cost)) return cost;
total_cost.AddCost(cost);
if (flags & DC_EXEC) {
w = GetVehicle(_new_vehicle_id);
if (v->type == VEH_TRAIN && HASBIT(v->u.rail.flags, VRF_REVERSE_DIRECTION)) {
SETBIT(w->u.rail.flags, VRF_REVERSE_DIRECTION);
}
if (v->type == VEH_TRAIN && !IsFrontEngine(v)) {
/* this s a train car
* add this unit to the end of the train */
CommandCost result = DoCommand(0, (w_rear->index << 16) | w->index, 1, flags, CMD_MOVE_RAIL_VEHICLE);
if (CmdFailed(result)) {
/* The train can't be joined to make the same consist as the original.
* Sell what we already made (clean up) and return an error. */
DoCommand(w_front->tile, w_front->index, 1, flags, GetCmdSellVeh(w_front));
DoCommand(w_front->tile, w->index, 1, flags, GetCmdSellVeh(w));
return result; // return error and the message returned from CMD_MOVE_RAIL_VEHICLE
}
} else {
/* this is a front engine or not a train. It need orders */
w_front = w;
w->service_interval = v->service_interval;
DoCommand(0, (v->index << 16) | w->index, p2 & 1 ? CO_SHARE : CO_COPY, flags, CMD_CLONE_ORDER);
}
w_rear = w; // trains needs to know the last car in the train, so they can add more in next loop
}
} while (v->type == VEH_TRAIN && (v = GetNextVehicle(v)) != NULL);
if (flags & DC_EXEC && v_front->type == VEH_TRAIN) {
/* for trains this needs to be the front engine due to the callback function */
_new_vehicle_id = w_front->index;
}
if (flags & DC_EXEC) {
/* Cloned vehicles belong to the same group */
DoCommand(0, v_front->group_id, w_front->index, flags, CMD_ADD_VEHICLE_GROUP);
}
/* Take care of refitting. */
w = w_front;
v = v_front;
/* Both building and refitting are influenced by newgrf callbacks, which
* makes it impossible to accurately estimate the cloning costs. In
* particular, it is possible for engines of the same type to be built with
* different numbers of articulated parts, so when refitting we have to
* loop over real vehicles first, and then the articulated parts of those
* vehicles in a different loop. */
do {
do {
if (flags & DC_EXEC) {
assert(w != NULL);
if (w->cargo_type != v->cargo_type || w->cargo_subtype != v->cargo_type) {
cost = DoCommand(0, w->index, v->cargo_type | (v->cargo_subtype << 8) | 1U << 16 , flags, GetCmdRefitVeh(v));
if (CmdSucceeded(cost)) total_cost.AddCost(cost);
}
if (w->type == VEH_TRAIN && EngineHasArticPart(w)) {
w = GetNextArticPart(w);
} else if (w->type == VEH_ROAD && RoadVehHasArticPart(w)) {
w = w->next;
} else {
break;
}
} else {
CargoID initial_cargo = GetEngineCargoType(v->engine_type);
if (v->cargo_type != initial_cargo && initial_cargo != CT_INVALID) {
total_cost.AddCost(GetRefitCost(v->engine_type));
}
}
if (v->type == VEH_TRAIN && EngineHasArticPart(v)) {
v = GetNextArticPart(v);
} else if (v->type == VEH_ROAD && RoadVehHasArticPart(v)) {
v = v->next;
} else {
break;
}
} while (v != NULL);
if ((flags & DC_EXEC) && v->type == VEH_TRAIN) w = GetNextVehicle(w);
} while (v->type == VEH_TRAIN && (v = GetNextVehicle(v)) != NULL);
/* Since we can't estimate the cost of cloning a vehicle accurately we must
* check whether the player has enough money manually. */
if (!CheckPlayerHasMoney(total_cost)) {
if (flags & DC_EXEC) {
/* The vehicle has already been bought, so now it must be sold again. */
DoCommand(w_front->tile, w_front->index, 1, flags, GetCmdSellVeh(w_front));
}
return CMD_ERROR;
}
/* Set the expense type last as refitting will make the cost go towards
* running costs... */
SET_EXPENSES_TYPE(EXPENSES_NEW_VEHICLES);
return total_cost;
}
/* Extend the list size for BuildDepotVehicleList() */
static inline void ExtendVehicleListSize(const Vehicle ***engine_list, uint16 *engine_list_length, uint16 step_size)
{
*engine_list_length = min(*engine_list_length + step_size, GetMaxVehicleIndex() + 1);
*engine_list = ReallocT(*engine_list, *engine_list_length);
}
/** Generates a list of vehicles inside a depot
* Will enlarge allocated space for the list if they are too small, so it's ok to call with (pointer to NULL array, pointer to uninitised uint16, pointer to 0)
* If one of the lists is not needed (say wagons when finding ships), all the pointers regarding that list should be set to NULL
* @param type Type of vehicle
* @param tile The tile the depot is located in
* @param ***engine_list Pointer to a pointer to an array of vehicles in the depot (old list is freed and a new one is malloced)
* @param *engine_list_length Allocated size of engine_list. Needs to be set to 0 when engine_list points to a NULL array
* @param *engine_count The number of engines stored in the list
* @param ***wagon_list Pointer to a pointer to an array of free wagons in the depot (old list is freed and a new one is malloced)
* @param *wagon_list_length Allocated size of wagon_list. Needs to be set to 0 when wagon_list points to a NULL array
* @param *wagon_count The number of engines stored in the list
*/
void BuildDepotVehicleList(VehicleType type, TileIndex tile, Vehicle ***engine_list, uint16 *engine_list_length, uint16 *engine_count, Vehicle ***wagon_list, uint16 *wagon_list_length, uint16 *wagon_count)
{
Vehicle *v;
/* This function should never be called without an array to store results */
assert(!(engine_list == NULL && type != VEH_TRAIN));
assert(!(type == VEH_TRAIN && engine_list == NULL && wagon_list == NULL));
/* Both array and the length should either be NULL to disable the list or both should not be NULL */
assert((engine_list == NULL && engine_list_length == NULL) || (engine_list != NULL && engine_list_length != NULL));
assert((wagon_list == NULL && wagon_list_length == NULL) || (wagon_list != NULL && wagon_list_length != NULL));
assert(!(engine_list != NULL && engine_count == NULL));
assert(!(wagon_list != NULL && wagon_count == NULL));
if (engine_count != NULL) *engine_count = 0;
if (wagon_count != NULL) *wagon_count = 0;
switch (type) {
case VEH_TRAIN:
FOR_ALL_VEHICLES(v) {
if (v->tile == tile && v->type == VEH_TRAIN && v->u.rail.track == TRACK_BIT_DEPOT) {
if (IsFrontEngine(v)) {
if (engine_list == NULL) continue;
if (*engine_count == *engine_list_length) ExtendVehicleListSize((const Vehicle***)engine_list, engine_list_length, 25);
(*engine_list)[(*engine_count)++] = v;
} else if (IsFreeWagon(v)) {
if (wagon_list == NULL) continue;
if (*wagon_count == *wagon_list_length) ExtendVehicleListSize((const Vehicle***)wagon_list, wagon_list_length, 25);
(*wagon_list)[(*wagon_count)++] = v;
}
}
}
break;
case VEH_ROAD:
FOR_ALL_VEHICLES(v) {
if (v->tile == tile && v->type == VEH_ROAD && IsRoadVehInDepot(v) && IsRoadVehFront(v)) {
if (*engine_count == *engine_list_length) ExtendVehicleListSize((const Vehicle***)engine_list, engine_list_length, 25);
(*engine_list)[(*engine_count)++] = v;
}
}
break;
case VEH_SHIP:
FOR_ALL_VEHICLES(v) {
if (v->tile == tile && v->type == VEH_SHIP && IsShipInDepot(v)) {
if (*engine_count == *engine_list_length) ExtendVehicleListSize((const Vehicle***)engine_list, engine_list_length, 25);
(*engine_list)[(*engine_count)++] = v;
}
}
break;
case VEH_AIRCRAFT:
FOR_ALL_VEHICLES(v) {
if (v->tile == tile &&
v->type == VEH_AIRCRAFT && IsNormalAircraft(v) &&
v->vehstatus & VS_HIDDEN) {
if (*engine_count == *engine_list_length) ExtendVehicleListSize((const Vehicle***)engine_list, engine_list_length, 25);
(*engine_list)[(*engine_count)++] = v;
}
}
break;
default: NOT_REACHED();
}
}
/**
* @param sort_list list to store the list in. Either NULL or the length length_of_array tells
* @param length_of_array informs the length allocated for sort_list. This is not the same as the number of vehicles in the list. Needs to be 0 when sort_list is NULL
* @param type type of vehicle
* @param owner PlayerID of owner to generate a list for
* @param index This parameter has different meanings depending on window_type
<ul>
<li>VLW_STATION_LIST: index of station to generate a list for</li>
<li>VLW_SHARED_ORDERS: index of order to generate a list for<li>
<li>VLW_STANDARD: not used<li>
<li>VLW_DEPOT_LIST: TileIndex of the depot/hangar to make the list for</li>
<li>VLW_GROUP_LIST: index of group to generate a list for</li>
</ul>
* @param window_type tells what kind of window the list is for. Use the VLW flags in vehicle_gui.h
* @return the number of vehicles added to the list
*/
uint GenerateVehicleSortList(const Vehicle ***sort_list, uint16 *length_of_array, VehicleType type, PlayerID owner, uint32 index, uint16 window_type)
{
uint n = 0;
const Vehicle *v;
switch (window_type) {
case VLW_STATION_LIST: {
FOR_ALL_VEHICLES(v) {
if (v->type == type && v->IsPrimaryVehicle()) {
const Order *order;
FOR_VEHICLE_ORDERS(v, order) {
if (order->type == OT_GOTO_STATION && order->dest == index) {
if (n == *length_of_array) ExtendVehicleListSize(sort_list, length_of_array, 50);
(*sort_list)[n++] = v;
break;
}
}
}
}
break;
}
case VLW_SHARED_ORDERS: {
FOR_ALL_VEHICLES(v) {
/* Find a vehicle with the order in question */
if (v->orders != NULL && v->orders->index == index) break;
}
if (v != NULL && v->orders != NULL && v->orders->index == index) {
/* Only try to make the list if we found a vehicle using the order in question */
for (v = GetFirstVehicleFromSharedList(v); v != NULL; v = v->next_shared) {
if (n == *length_of_array) ExtendVehicleListSize(sort_list, length_of_array, 25);
(*sort_list)[n++] = v;
}
}
break;
}
case VLW_STANDARD: {
FOR_ALL_VEHICLES(v) {
if (v->type == type && v->owner == owner && v->IsPrimaryVehicle()) {
/* TODO find a better estimate on the total number of vehicles for current player */
if (n == *length_of_array) ExtendVehicleListSize(sort_list, length_of_array, GetNumVehicles()/4);
(*sort_list)[n++] = v;
}
}
break;
}
case VLW_DEPOT_LIST: {
FOR_ALL_VEHICLES(v) {
if (v->type == type && v->IsPrimaryVehicle()) {
const Order *order;
FOR_VEHICLE_ORDERS(v, order) {
if (order->type == OT_GOTO_DEPOT && order->dest == index) {
if (n == *length_of_array) ExtendVehicleListSize(sort_list, length_of_array, 25);
(*sort_list)[n++] = v;
break;
}
}
}
}
break;
}
case VLW_GROUP_LIST:
FOR_ALL_VEHICLES(v) {
if (v->type == type && v->IsPrimaryVehicle() &&
v->owner == owner && v->group_id == index) {
if (n == *length_of_array) ExtendVehicleListSize(sort_list, length_of_array, GetNumVehicles() / 4);
(*sort_list)[n++] = v;
}
}
break;
default: NOT_REACHED(); break;
}
if ((n + 100) < *length_of_array) {
/* We allocated way too much for sort_list.
* Now we will reduce how much we allocated.
* We will still make it have room for 50 extra vehicles to prevent having
* to move the whole array if just one vehicle is added later */
*length_of_array = n + 50;
*sort_list = ReallocT(*sort_list, (*length_of_array) * sizeof((*sort_list)[0]));
}
return n;
}
/** send all vehicles of type to depots
* @param type type of vehicle
* @param flags the flags used for DoCommand()
* @param service should the vehicles only get service in the depots
* @param owner PlayerID of owner of the vehicles to send
* @param vlw_flag tells what kind of list requested the goto depot
* @return 0 for success and CMD_ERROR if no vehicle is able to go to depot
*/
CommandCost SendAllVehiclesToDepot(VehicleType type, uint32 flags, bool service, PlayerID owner, uint16 vlw_flag, uint32 id)
{
const Vehicle **sort_list = NULL;
uint n, i;
uint16 array_length = 0;
n = GenerateVehicleSortList(&sort_list, &array_length, type, owner, id, vlw_flag);
/* Send all the vehicles to a depot */
for (i = 0; i < n; i++) {
const Vehicle *v = sort_list[i];
CommandCost ret = DoCommand(v->tile, v->index, (service ? 1 : 0) | DEPOT_DONT_CANCEL, flags, GetCmdSendToDepot(type));
/* Return 0 if DC_EXEC is not set this is a valid goto depot command)
* In this case we know that at least one vehicle can be sent to a depot
* and we will issue the command. We can now safely quit the loop, knowing
* it will succeed at least once. With DC_EXEC we really need to send them to the depot */
if (CmdSucceeded(ret) && !(flags & DC_EXEC)) {
free((void*)sort_list);
return CommandCost();
}
}
free((void*)sort_list);
return (flags & DC_EXEC) ? CommandCost() : CMD_ERROR;
}
bool IsVehicleInDepot(const Vehicle *v)
{
switch (v->type) {
case VEH_TRAIN: return CheckTrainInDepot(v, false) != -1;
case VEH_ROAD: return IsRoadVehInDepot(v);
case VEH_SHIP: return IsShipInDepot(v);
case VEH_AIRCRAFT: return IsAircraftInHangar(v);
default: NOT_REACHED();
}
return false;
}
/**
* Calculates how full a vehicle is.
* @param v The Vehicle to check. For trains, use the first engine.
* @param color The string to show depending on if we are unloading or loading
* @return A percentage of how full the Vehicle is.
*/
uint8 CalcPercentVehicleFilled(Vehicle *v, StringID *color)
{
int count = 0;
int max = 0;
int cars = 0;
int unloading = 0;
bool loading = false;
assert(color != NULL);
const Vehicle *u = v;
const Station *st = GetStation(v->last_station_visited);
/* Count up max and used */
for (; v != NULL; v = v->next) {
count += v->cargo.Count();
max += v->cargo_cap;
if (v->cargo_cap != 0) {
unloading += HASBIT(v->vehicle_flags, VF_CARGO_UNLOADING) ? 1 : 0;
loading |= (u->current_order.flags & OF_UNLOAD) == 0 && st->goods[v->cargo_type].days_since_pickup != 255;
cars++;
}
}
if (unloading == 0 && loading) *color = STR_PERCENT_UP;
else if (cars == unloading || !loading) *color = STR_PERCENT_DOWN;
else *color = STR_PERCENT_UP_DOWN;
/* Train without capacity */
if (max == 0) return 100;
/* Return the percentage */
return (count * 100) / max;
}
void VehicleEnterDepot(Vehicle *v)
{
switch (v->type) {
case VEH_TRAIN:
InvalidateWindowClasses(WC_TRAINS_LIST);
if (!IsFrontEngine(v)) v = GetFirstVehicleInChain(v);
UpdateSignalsOnSegment(v->tile, GetRailDepotDirection(v->tile));
v->load_unload_time_rem = 0;
break;
case VEH_ROAD:
InvalidateWindowClasses(WC_ROADVEH_LIST);
if (!IsRoadVehFront(v)) v = GetFirstVehicleInChain(v);
break;
case VEH_SHIP:
InvalidateWindowClasses(WC_SHIPS_LIST);
v->u.ship.state = TRACK_BIT_DEPOT;
RecalcShipStuff(v);
break;
case VEH_AIRCRAFT:
InvalidateWindowClasses(WC_AIRCRAFT_LIST);
HandleAircraftEnterHangar(v);
break;
default: NOT_REACHED();
}
if (v->type != VEH_TRAIN) {
/* Trains update the vehicle list when the first unit enters the depot and calls VehicleEnterDepot() when the last unit enters.
* We only increase the number of vehicles when the first one enters, so we will not need to search for more vehicles in the depot */
InvalidateWindowData(WC_VEHICLE_DEPOT, v->tile);
}
InvalidateWindow(WC_VEHICLE_DEPOT, v->tile);
v->vehstatus |= VS_HIDDEN;
v->cur_speed = 0;
VehicleServiceInDepot(v);
TriggerVehicle(v, VEHICLE_TRIGGER_DEPOT);
if (v->current_order.type == OT_GOTO_DEPOT) {
Order t;
InvalidateWindow(WC_VEHICLE_VIEW, v->index);
t = v->current_order;
v->current_order.type = OT_DUMMY;
v->current_order.flags = 0;
if (t.refit_cargo < NUM_CARGO) {
CommandCost cost;
_current_player = v->owner;
cost = DoCommand(v->tile, v->index, t.refit_cargo | t.refit_subtype << 8, DC_EXEC, GetCmdRefitVeh(v));
if (CmdFailed(cost)) {
v->leave_depot_instantly = false; // We ensure that the vehicle stays in the depot
if (v->owner == _local_player) {
/* Notify the user that we stopped the vehicle */
SetDParam(0, _vehicle_type_names[v->type]);
SetDParam(1, v->unitnumber);
AddNewsItem(STR_ORDER_REFIT_FAILED, NEWS_FLAGS(NM_SMALL, NF_VIEWPORT|NF_VEHICLE, NT_ADVICE, 0), v->index, 0);
}
} else if (v->owner == _local_player && cost.GetCost() != 0) {
ShowCostOrIncomeAnimation(v->x_pos, v->y_pos, v->z_pos, cost.GetCost());
}
}
if (HASBIT(t.flags, OFB_PART_OF_ORDERS)) {
/* Part of orders */
UpdateVehicleTimetable(v, true);
v->cur_order_index++;
} else if (HASBIT(t.flags, OFB_HALT_IN_DEPOT)) {
/* Force depot visit */
v->vehstatus |= VS_STOPPED;
if (v->owner == _local_player) {
StringID string;
switch (v->type) {
case VEH_TRAIN: string = STR_8814_TRAIN_IS_WAITING_IN_DEPOT; break;
case VEH_ROAD: string = STR_9016_ROAD_VEHICLE_IS_WAITING; break;
case VEH_SHIP: string = STR_981C_SHIP_IS_WAITING_IN_DEPOT; break;
case VEH_AIRCRAFT: string = STR_A014_AIRCRAFT_IS_WAITING_IN; break;
default: NOT_REACHED(); string = STR_EMPTY; // Set the string to something to avoid a compiler warning
}
SetDParam(0, v->unitnumber);
AddNewsItem(string, NEWS_FLAGS(NM_SMALL, NF_VIEWPORT|NF_VEHICLE, NT_ADVICE, 0), v->index, 0);
}
}
}
}
static bool IsUniqueVehicleName(const char *name)
{
const Vehicle *v;
char buf[512];
FOR_ALL_VEHICLES(v) {
switch (v->type) {
case VEH_TRAIN:
if (!IsTrainEngine(v)) continue;
break;
case VEH_ROAD:
if (!IsRoadVehFront(v)) continue;
break;
case VEH_AIRCRAFT:
if (!IsNormalAircraft(v)) continue;
break;
case VEH_SHIP:
break;
default:
continue;
}
SetDParam(0, v->index);
GetString(buf, STR_VEHICLE_NAME, lastof(buf));
if (strcmp(buf, name) == 0) return false;
}
return true;
}
/** Give a custom name to your vehicle
* @param tile unused
* @param flags type of operation
* @param p1 vehicle ID to name
* @param p2 unused
*/
CommandCost CmdNameVehicle(TileIndex tile, uint32 flags, uint32 p1, uint32 p2)
{
Vehicle *v;
StringID str;
if (!IsValidVehicleID(p1) || StrEmpty(_cmd_text)) return CMD_ERROR;
v = GetVehicle(p1);
if (!CheckOwnership(v->owner)) return CMD_ERROR;
if (!IsUniqueVehicleName(_cmd_text)) return_cmd_error(STR_NAME_MUST_BE_UNIQUE);
str = AllocateName(_cmd_text, 2);
if (str == 0) return CMD_ERROR;
if (flags & DC_EXEC) {
StringID old_str = v->string_id;
v->string_id = str;
DeleteName(old_str);
ResortVehicleLists();
MarkWholeScreenDirty();
} else {
DeleteName(str);
}
return CommandCost();
}
/** Change the service interval of a vehicle
* @param tile unused
* @param flags type of operation
* @param p1 vehicle ID that is being service-interval-changed
* @param p2 new service interval
*/
CommandCost CmdChangeServiceInt(TileIndex tile, uint32 flags, uint32 p1, uint32 p2)
{
Vehicle* v;
uint16 serv_int = GetServiceIntervalClamped(p2); /* Double check the service interval from the user-input */
if (serv_int != p2 || !IsValidVehicleID(p1)) return CMD_ERROR;
v = GetVehicle(p1);
if (!CheckOwnership(v->owner)) return CMD_ERROR;
if (flags & DC_EXEC) {
v->service_interval = serv_int;
InvalidateWindow(WC_VEHICLE_DETAILS, v->index);
}
return CommandCost();
}
static Rect _old_vehicle_coords;
void BeginVehicleMove(Vehicle *v)
{
_old_vehicle_coords.left = v->left_coord;
_old_vehicle_coords.top = v->top_coord;
_old_vehicle_coords.right = v->right_coord;
_old_vehicle_coords.bottom = v->bottom_coord;
}
void EndVehicleMove(Vehicle *v)
{
MarkAllViewportsDirty(
min(_old_vehicle_coords.left,v->left_coord),
min(_old_vehicle_coords.top,v->top_coord),
max(_old_vehicle_coords.right,v->right_coord)+1,
max(_old_vehicle_coords.bottom,v->bottom_coord)+1
);
}
/* returns true if staying in the same tile */
GetNewVehiclePosResult GetNewVehiclePos(const Vehicle *v)
{
static const int8 _delta_coord[16] = {
-1,-1,-1, 0, 1, 1, 1, 0, /* x */
-1, 0, 1, 1, 1, 0,-1,-1, /* y */
};
int x = v->x_pos + _delta_coord[v->direction];
int y = v->y_pos + _delta_coord[v->direction + 8];
GetNewVehiclePosResult gp;
gp.x = x;
gp.y = y;
gp.old_tile = v->tile;
gp.new_tile = TileVirtXY(x, y);
return gp;
}
static const Direction _new_direction_table[] = {
DIR_N , DIR_NW, DIR_W ,
DIR_NE, DIR_SE, DIR_SW,
DIR_E , DIR_SE, DIR_S
};
Direction GetDirectionTowards(const Vehicle* v, int x, int y)
{
Direction dir;
DirDiff dirdiff;
int i = 0;
if (y >= v->y_pos) {
if (y != v->y_pos) i+=3;
i+=3;
}
if (x >= v->x_pos) {
if (x != v->x_pos) i++;
i++;
}
dir = v->direction;
dirdiff = DirDifference(_new_direction_table[i], dir);
if (dirdiff == DIRDIFF_SAME) return dir;
return ChangeDir(dir, dirdiff > DIRDIFF_REVERSE ? DIRDIFF_45LEFT : DIRDIFF_45RIGHT);
}
Trackdir GetVehicleTrackdir(const Vehicle* v)
{
if (v->vehstatus & VS_CRASHED) return INVALID_TRACKDIR;
switch (v->type) {
case VEH_TRAIN:
if (v->u.rail.track == TRACK_BIT_DEPOT) // We'll assume the train is facing outwards
return DiagdirToDiagTrackdir(GetRailDepotDirection(v->tile)); // Train in depot
if (v->u.rail.track == TRACK_BIT_WORMHOLE) // train in tunnel, so just use his direction and assume a diagonal track
return DiagdirToDiagTrackdir(DirToDiagDir(v->direction));
return TrackDirectionToTrackdir(FindFirstTrack(v->u.rail.track), v->direction);
case VEH_SHIP:
if (IsShipInDepot(v))
// We'll assume the ship is facing outwards
return DiagdirToDiagTrackdir(GetShipDepotDirection(v->tile));
return TrackDirectionToTrackdir(FindFirstTrack(v->u.ship.state), v->direction);
case VEH_ROAD:
if (IsRoadVehInDepot(v)) // We'll assume the road vehicle is facing outwards
return DiagdirToDiagTrackdir(GetRoadDepotDirection(v->tile));
if (IsStandardRoadStopTile(v->tile)) // We'll assume the road vehicle is facing outwards
return DiagdirToDiagTrackdir(GetRoadStopDir(v->tile)); // Road vehicle in a station
if (IsDriveThroughStopTile(v->tile)) return DiagdirToDiagTrackdir(DirToDiagDir(v->direction));
/* If vehicle's state is a valid track direction (vehicle is not turning around) return it */
if (!IsReversingRoadTrackdir((Trackdir)v->u.road.state)) return (Trackdir)v->u.road.state;
/* Vehicle is turning around, get the direction from vehicle's direction */
return DiagdirToDiagTrackdir(DirToDiagDir(v->direction));
/* case VEH_AIRCRAFT: case VEH_SPECIAL: case VEH_DISASTER: */
default: return INVALID_TRACKDIR;
}
}
/**
* Returns some meta-data over the to be entered tile.
* @see VehicleEnterTileStatus to see what the bits in the return value mean.
*/
uint32 VehicleEnterTile(Vehicle *v, TileIndex tile, int x, int y)
{
return _tile_type_procs[GetTileType(tile)]->vehicle_enter_tile_proc(v, tile, x, y);
}
UnitID GetFreeUnitNumber(VehicleType type)
{
UnitID unit, max = 0;
const Vehicle *u;
static bool *cache = NULL;
static UnitID gmax = 0;
switch (type) {
case VEH_TRAIN: max = _patches.max_trains; break;
case VEH_ROAD: max = _patches.max_roadveh; break;
case VEH_SHIP: max = _patches.max_ships; break;
case VEH_AIRCRAFT: max = _patches.max_aircraft; break;
default: NOT_REACHED();
}
if (max == 0) {
/* we can't build any of this kind of vehicle, so we just return 1 instead of looking for a free number
* a max of 0 will cause the following code to write to a NULL pointer
* We know that 1 is bigger than the max allowed vehicle number, so it's the same as returning something, that is too big
*/
return 1;
}
if (max > gmax) {
gmax = max;
free(cache);
cache = MallocT<bool>(max + 1);
}
/* Clear the cache */
memset(cache, 0, (max + 1) * sizeof(*cache));
/* Fill the cache */
FOR_ALL_VEHICLES(u) {
if (u->type == type && u->owner == _current_player && u->unitnumber != 0 && u->unitnumber <= max)
cache[u->unitnumber] = true;
}
/* Find the first unused unit number */
for (unit = 1; unit <= max; unit++) {
if (!cache[unit]) break;
}
return unit;
}
/**
* Check whether we can build infrastructure for the given
* vehicle type. This to disable building stations etc. when
* you are not allowed/able to have the vehicle type yet.
* @param type the vehicle type to check this for
* @return true if there is any reason why you may build
* the infrastructure for the given vehicle type
*/
bool CanBuildVehicleInfrastructure(VehicleType type)
{
assert(IsPlayerBuildableVehicleType(type));
if (_patches.always_build_infrastructure) return true;
UnitID max;
switch (type) {
case VEH_TRAIN: max = _patches.max_trains; break;
case VEH_ROAD: max = _patches.max_roadveh; break;
case VEH_SHIP: max = _patches.max_ships; break;
case VEH_AIRCRAFT: max = _patches.max_aircraft; break;
default: NOT_REACHED();
}
/* We can build vehicle infrastructure when we may build the vehicle type */
if (max > 0) {
/* Can we actually build the vehicle type? */
EngineID e;
FOR_ALL_ENGINEIDS_OF_TYPE(e, type) {
if (HASBIT(GetEngine(e)->player_avail, _local_player)) return true;
}
return false;
}
/* We should be able to build infrastructure when we have the actual vehicle type */
const Vehicle *v;
FOR_ALL_VEHICLES(v) {
if (v->owner == _local_player && v->type == type) return true;
}
return false;
}
const Livery *GetEngineLivery(EngineID engine_type, PlayerID player, EngineID parent_engine_type, const Vehicle *v)
{
const Player *p = GetPlayer(player);
LiveryScheme scheme = LS_DEFAULT;
CargoID cargo_type = v == NULL ? (CargoID)CT_INVALID : v->cargo_type;
/* The default livery is always available for use, but its in_use flag determines
* whether any _other_ liveries are in use. */
if (p->livery[LS_DEFAULT].in_use && (_patches.liveries == 2 || (_patches.liveries == 1 && player == _local_player))) {
/* Determine the livery scheme to use */
switch (GetEngine(engine_type)->type) {
default: NOT_REACHED();
case VEH_TRAIN: {
const RailVehicleInfo *rvi = RailVehInfo(engine_type);
switch (rvi->railtype) {
default: NOT_REACHED();
case RAILTYPE_RAIL:
case RAILTYPE_ELECTRIC:
{
if (cargo_type == CT_INVALID) cargo_type = rvi->cargo_type;
if (rvi->railveh_type == RAILVEH_WAGON) {
if (!GetCargo(cargo_type)->is_freight) {
if (parent_engine_type == INVALID_ENGINE) {
scheme = LS_PASSENGER_WAGON_STEAM;
} else {
switch (RailVehInfo(parent_engine_type)->engclass) {
default: NOT_REACHED();
case EC_STEAM: scheme = LS_PASSENGER_WAGON_STEAM; break;
case EC_DIESEL: scheme = LS_PASSENGER_WAGON_DIESEL; break;
case EC_ELECTRIC: scheme = LS_PASSENGER_WAGON_ELECTRIC; break;
}
}
} else {
scheme = LS_FREIGHT_WAGON;
}
} else {
bool is_mu = HASBIT(EngInfo(engine_type)->misc_flags, EF_RAIL_IS_MU);
switch (rvi->engclass) {
default: NOT_REACHED();
case EC_STEAM: scheme = LS_STEAM; break;
case EC_DIESEL: scheme = is_mu ? LS_DMU : LS_DIESEL; break;
case EC_ELECTRIC: scheme = is_mu ? LS_EMU : LS_ELECTRIC; break;
}
}
break;
}
case RAILTYPE_MONO: scheme = LS_MONORAIL; break;
case RAILTYPE_MAGLEV: scheme = LS_MAGLEV; break;
}
break;
}
case VEH_ROAD: {
const RoadVehicleInfo *rvi = RoadVehInfo(engine_type);
if (cargo_type == CT_INVALID) cargo_type = rvi->cargo_type;
if (HASBIT(EngInfo(engine_type)->misc_flags, EF_ROAD_TRAM)) {
/* Tram */
scheme = IsCargoInClass(cargo_type, CC_PASSENGERS) ? LS_PASSENGER_TRAM : LS_FREIGHT_TRAM;
} else {
/* Bus or truck */
scheme = IsCargoInClass(cargo_type, CC_PASSENGERS) ? LS_BUS : LS_TRUCK;
}
break;
}
case VEH_SHIP: {
const ShipVehicleInfo *svi = ShipVehInfo(engine_type);
if (cargo_type == CT_INVALID) cargo_type = svi->cargo_type;
scheme = IsCargoInClass(cargo_type, CC_PASSENGERS) ? LS_PASSENGER_SHIP : LS_FREIGHT_SHIP;
break;
}
case VEH_AIRCRAFT: {
const AircraftVehicleInfo *avi = AircraftVehInfo(engine_type);
if (cargo_type == CT_INVALID) cargo_type = CT_PASSENGERS;
switch (avi->subtype) {
case AIR_HELI: scheme = LS_HELICOPTER; break;
case AIR_CTOL: scheme = LS_SMALL_PLANE; break;
case AIR_CTOL | AIR_FAST: scheme = LS_LARGE_PLANE; break;
}
break;
}
}
/* Switch back to the default scheme if the resolved scheme is not in use */
if (!p->livery[scheme].in_use) scheme = LS_DEFAULT;
}
return &p->livery[scheme];
}
static SpriteID GetEngineColourMap(EngineID engine_type, PlayerID player, EngineID parent_engine_type, const Vehicle *v)
{
SpriteID map = PAL_NONE;
/* Check if we should use the colour map callback */
if (HASBIT(EngInfo(engine_type)->callbackmask, CBM_COLOUR_REMAP)) {
uint16 callback = GetVehicleCallback(CBID_VEHICLE_COLOUR_MAPPING, 0, 0, engine_type, v);
/* A return value of 0xC000 is stated to "use the default two-color
* maps" which happens to be the failure action too... */
if (callback != CALLBACK_FAILED && callback != 0xC000) {
map = GB(callback, 0, 14);
/* If bit 14 is set, then the company colours are applied to the
* map else it's returned as-is. */
if (!HASBIT(callback, 14)) return map;
}
}
bool twocc = HASBIT(EngInfo(engine_type)->misc_flags, EF_USES_2CC);
if (map == PAL_NONE) map = twocc ? (SpriteID)SPR_2CCMAP_BASE : (SpriteID)PALETTE_RECOLOR_START;
const Livery *livery = GetEngineLivery(engine_type, player, parent_engine_type, v);
map += livery->colour1;
if (twocc) map += livery->colour2 * 16;
return map;
}
SpriteID GetEnginePalette(EngineID engine_type, PlayerID player)
{
return GetEngineColourMap(engine_type, player, INVALID_ENGINE, NULL);
}
SpriteID GetVehiclePalette(const Vehicle *v)
{
if (v->type == VEH_TRAIN) {
return GetEngineColourMap(
(v->u.rail.first_engine != INVALID_ENGINE && (UsesWagonOverride(v) || (IsArticulatedPart(v) && RailVehInfo(v->engine_type)->railveh_type != RAILVEH_WAGON))) ?
v->u.rail.first_engine : v->engine_type,
v->owner, v->u.rail.first_engine, v);
}
return GetEngineColourMap(v->engine_type, v->owner, INVALID_ENGINE, v);
}
static uint8 _cargo_days;
static uint16 _cargo_source;
static uint32 _cargo_source_xy;
static uint16 _cargo_count;
static uint16 _cargo_paid_for;
static Money _cargo_feeder_share;
static uint32 _cargo_loaded_at_xy;
/** Save and load of vehicles */
extern const SaveLoad _common_veh_desc[] = {
SLE_VAR(Vehicle, subtype, SLE_UINT8),
SLE_REF(Vehicle, next, REF_VEHICLE_OLD),
SLE_VAR(Vehicle, string_id, SLE_STRINGID),
SLE_CONDVAR(Vehicle, unitnumber, SLE_FILE_U8 | SLE_VAR_U16, 0, 7),
SLE_CONDVAR(Vehicle, unitnumber, SLE_UINT16, 8, SL_MAX_VERSION),
SLE_VAR(Vehicle, owner, SLE_UINT8),
SLE_CONDVAR(Vehicle, tile, SLE_FILE_U16 | SLE_VAR_U32, 0, 5),
SLE_CONDVAR(Vehicle, tile, SLE_UINT32, 6, SL_MAX_VERSION),
SLE_CONDVAR(Vehicle, dest_tile, SLE_FILE_U16 | SLE_VAR_U32, 0, 5),
SLE_CONDVAR(Vehicle, dest_tile, SLE_UINT32, 6, SL_MAX_VERSION),
SLE_CONDVAR(Vehicle, x_pos, SLE_FILE_U16 | SLE_VAR_U32, 0, 5),
SLE_CONDVAR(Vehicle, x_pos, SLE_UINT32, 6, SL_MAX_VERSION),
SLE_CONDVAR(Vehicle, y_pos, SLE_FILE_U16 | SLE_VAR_U32, 0, 5),
SLE_CONDVAR(Vehicle, y_pos, SLE_UINT32, 6, SL_MAX_VERSION),
SLE_VAR(Vehicle, z_pos, SLE_UINT8),
SLE_VAR(Vehicle, direction, SLE_UINT8),
SLE_CONDNULL(2, 0, 57),
SLE_VAR(Vehicle, spritenum, SLE_UINT8),
SLE_CONDNULL(5, 0, 57),
SLE_VAR(Vehicle, engine_type, SLE_UINT16),
SLE_VAR(Vehicle, max_speed, SLE_UINT16),
SLE_VAR(Vehicle, cur_speed, SLE_UINT16),
SLE_VAR(Vehicle, subspeed, SLE_UINT8),
SLE_VAR(Vehicle, acceleration, SLE_UINT8),
SLE_VAR(Vehicle, progress, SLE_UINT8),
SLE_VAR(Vehicle, vehstatus, SLE_UINT8),
SLE_CONDVAR(Vehicle, last_station_visited, SLE_FILE_U8 | SLE_VAR_U16, 0, 4),
SLE_CONDVAR(Vehicle, last_station_visited, SLE_UINT16, 5, SL_MAX_VERSION),
SLE_VAR(Vehicle, cargo_type, SLE_UINT8),
SLE_CONDVAR(Vehicle, cargo_subtype, SLE_UINT8, 35, SL_MAX_VERSION),
SLEG_CONDVAR( _cargo_days, SLE_UINT8, 0, 67),
SLEG_CONDVAR( _cargo_source, SLE_FILE_U8 | SLE_VAR_U16, 0, 6),
SLEG_CONDVAR( _cargo_source, SLE_UINT16, 7, 67),
SLEG_CONDVAR( _cargo_source_xy, SLE_UINT32, 44, 67),
SLE_VAR(Vehicle, cargo_cap, SLE_UINT16),
SLEG_CONDVAR( _cargo_count, SLE_UINT16, 0, 67),
SLE_CONDLST(Vehicle, cargo, REF_CARGO_PACKET, 68, SL_MAX_VERSION),
SLE_VAR(Vehicle, day_counter, SLE_UINT8),
SLE_VAR(Vehicle, tick_counter, SLE_UINT8),
SLE_VAR(Vehicle, cur_order_index, SLE_UINT8),
SLE_VAR(Vehicle, num_orders, SLE_UINT8),
/* This next line is for version 4 and prior compatibility.. it temporarily reads
type and flags (which were both 4 bits) into type. Later on this is
converted correctly */
SLE_CONDVARX(cpp_offsetof(Vehicle, current_order) + cpp_offsetof(Order, type), SLE_UINT8, 0, 4),
SLE_CONDVARX(cpp_offsetof(Vehicle, current_order) + cpp_offsetof(Order, dest), SLE_FILE_U8 | SLE_VAR_U16, 0, 4),
/* Orders for version 5 and on */
SLE_CONDVARX(cpp_offsetof(Vehicle, current_order) + cpp_offsetof(Order, type), SLE_UINT8, 5, SL_MAX_VERSION),
SLE_CONDVARX(cpp_offsetof(Vehicle, current_order) + cpp_offsetof(Order, flags), SLE_UINT8, 5, SL_MAX_VERSION),
SLE_CONDVARX(cpp_offsetof(Vehicle, current_order) + cpp_offsetof(Order, dest), SLE_UINT16, 5, SL_MAX_VERSION),
/* Refit in current order */
SLE_CONDVARX(cpp_offsetof(Vehicle, current_order) + cpp_offsetof(Order, refit_cargo), SLE_UINT8, 36, SL_MAX_VERSION),
SLE_CONDVARX(cpp_offsetof(Vehicle, current_order) + cpp_offsetof(Order, refit_subtype), SLE_UINT8, 36, SL_MAX_VERSION),
/* Timetable in current order */
SLE_CONDVARX(cpp_offsetof(Vehicle, current_order) + cpp_offsetof(Order, wait_time), SLE_UINT16, 67, SL_MAX_VERSION),
SLE_CONDVARX(cpp_offsetof(Vehicle, current_order) + cpp_offsetof(Order, travel_time), SLE_UINT16, 67, SL_MAX_VERSION),
SLE_REF(Vehicle, orders, REF_ORDER),
SLE_CONDVAR(Vehicle, age, SLE_FILE_U16 | SLE_VAR_I32, 0, 30),
SLE_CONDVAR(Vehicle, age, SLE_INT32, 31, SL_MAX_VERSION),
SLE_CONDVAR(Vehicle, max_age, SLE_FILE_U16 | SLE_VAR_I32, 0, 30),
SLE_CONDVAR(Vehicle, max_age, SLE_INT32, 31, SL_MAX_VERSION),
SLE_CONDVAR(Vehicle, date_of_last_service, SLE_FILE_U16 | SLE_VAR_I32, 0, 30),
SLE_CONDVAR(Vehicle, date_of_last_service, SLE_INT32, 31, SL_MAX_VERSION),
SLE_CONDVAR(Vehicle, service_interval, SLE_FILE_U16 | SLE_VAR_I32, 0, 30),
SLE_CONDVAR(Vehicle, service_interval, SLE_INT32, 31, SL_MAX_VERSION),
SLE_VAR(Vehicle, reliability, SLE_UINT16),
SLE_VAR(Vehicle, reliability_spd_dec, SLE_UINT16),
SLE_VAR(Vehicle, breakdown_ctr, SLE_UINT8),
SLE_VAR(Vehicle, breakdown_delay, SLE_UINT8),
SLE_VAR(Vehicle, breakdowns_since_last_service, SLE_UINT8),
SLE_VAR(Vehicle, breakdown_chance, SLE_UINT8),
SLE_CONDVAR(Vehicle, build_year, SLE_FILE_U8 | SLE_VAR_I32, 0, 30),
SLE_CONDVAR(Vehicle, build_year, SLE_INT32, 31, SL_MAX_VERSION),
SLE_VAR(Vehicle, load_unload_time_rem, SLE_UINT16),
SLEG_CONDVAR( _cargo_paid_for, SLE_UINT16, 45, SL_MAX_VERSION),
SLE_CONDVAR(Vehicle, vehicle_flags, SLE_UINT8, 40, SL_MAX_VERSION),
SLE_CONDVAR(Vehicle, profit_this_year, SLE_FILE_I32 | SLE_VAR_I64, 0, 64),
SLE_CONDVAR(Vehicle, profit_this_year, SLE_INT64, 65, SL_MAX_VERSION),
SLE_CONDVAR(Vehicle, profit_last_year, SLE_FILE_I32 | SLE_VAR_I64, 0, 64),
SLE_CONDVAR(Vehicle, profit_last_year, SLE_INT64, 65, SL_MAX_VERSION),
SLEG_CONDVAR( _cargo_feeder_share, SLE_FILE_I32 | SLE_VAR_I64,51, 64),
SLEG_CONDVAR( _cargo_feeder_share, SLE_INT64, 65, 67),
SLEG_CONDVAR( _cargo_loaded_at_xy, SLE_UINT32, 51, 67),
SLE_CONDVAR(Vehicle, value, SLE_FILE_I32 | SLE_VAR_I64, 0, 64),
SLE_CONDVAR(Vehicle, value, SLE_INT64, 65, SL_MAX_VERSION),
SLE_VAR(Vehicle, random_bits, SLE_UINT8),
SLE_VAR(Vehicle, waiting_triggers, SLE_UINT8),
SLE_REF(Vehicle, next_shared, REF_VEHICLE),
SLE_REF(Vehicle, prev_shared, REF_VEHICLE),
SLE_CONDVAR(Vehicle, group_id, SLE_UINT16, 60, SL_MAX_VERSION),
SLE_CONDVAR(Vehicle, current_order_time, SLE_UINT32, 67, SL_MAX_VERSION),
SLE_CONDVAR(Vehicle, lateness_counter, SLE_INT32, 67, SL_MAX_VERSION),
/* reserve extra space in savegame here. (currently 10 bytes) */
SLE_CONDNULL(10, 2, SL_MAX_VERSION),
SLE_END()
};
static const SaveLoad _train_desc[] = {
SLE_WRITEBYTE(Vehicle, type, VEH_TRAIN),
SLE_INCLUDEX(0, INC_VEHICLE_COMMON),
SLE_VARX(cpp_offsetof(Vehicle, u) + cpp_offsetof(VehicleRail, crash_anim_pos), SLE_UINT16),
SLE_VARX(cpp_offsetof(Vehicle, u) + cpp_offsetof(VehicleRail, force_proceed), SLE_UINT8),
SLE_VARX(cpp_offsetof(Vehicle, u) + cpp_offsetof(VehicleRail, railtype), SLE_UINT8),
SLE_VARX(cpp_offsetof(Vehicle, u) + cpp_offsetof(VehicleRail, track), SLE_UINT8),
SLE_CONDVARX(cpp_offsetof(Vehicle, u) + cpp_offsetof(VehicleRail, flags), SLE_UINT8, 2, SL_MAX_VERSION),
SLE_CONDNULL(2, 2, 59),
SLE_CONDNULL(2, 2, 19),
/* reserve extra space in savegame here. (currently 11 bytes) */
SLE_CONDNULL(11, 2, SL_MAX_VERSION),
SLE_END()
};
static const SaveLoad _roadveh_desc[] = {
SLE_WRITEBYTE(Vehicle, type, VEH_ROAD),
SLE_INCLUDEX(0, INC_VEHICLE_COMMON),
SLE_VARX(cpp_offsetof(Vehicle, u) + cpp_offsetof(VehicleRoad, state), SLE_UINT8),
SLE_VARX(cpp_offsetof(Vehicle, u) + cpp_offsetof(VehicleRoad, frame), SLE_UINT8),
SLE_VARX(cpp_offsetof(Vehicle, u) + cpp_offsetof(VehicleRoad, blocked_ctr), SLE_UINT16),
SLE_VARX(cpp_offsetof(Vehicle, u) + cpp_offsetof(VehicleRoad, overtaking), SLE_UINT8),
SLE_VARX(cpp_offsetof(Vehicle, u) + cpp_offsetof(VehicleRoad, overtaking_ctr), SLE_UINT8),
SLE_VARX(cpp_offsetof(Vehicle, u) + cpp_offsetof(VehicleRoad, crashed_ctr), SLE_UINT16),
SLE_VARX(cpp_offsetof(Vehicle, u) + cpp_offsetof(VehicleRoad, reverse_ctr), SLE_UINT8),
SLE_CONDREFX(cpp_offsetof(Vehicle, u) + cpp_offsetof(VehicleRoad, slot), REF_ROADSTOPS, 6, SL_MAX_VERSION),
SLE_CONDNULL(1, 6, SL_MAX_VERSION),
SLE_CONDVARX(cpp_offsetof(Vehicle, u) + cpp_offsetof(VehicleRoad, slot_age), SLE_UINT8, 6, SL_MAX_VERSION),
/* reserve extra space in savegame here. (currently 16 bytes) */
SLE_CONDNULL(16, 2, SL_MAX_VERSION),
SLE_END()
};
static const SaveLoad _ship_desc[] = {
SLE_WRITEBYTE(Vehicle, type, VEH_SHIP),
SLE_INCLUDEX(0, INC_VEHICLE_COMMON),
SLE_VARX(cpp_offsetof(Vehicle, u) + cpp_offsetof(VehicleShip, state), SLE_UINT8),
/* reserve extra space in savegame here. (currently 16 bytes) */
SLE_CONDNULL(16, 2, SL_MAX_VERSION),
SLE_END()
};
static const SaveLoad _aircraft_desc[] = {
SLE_WRITEBYTE(Vehicle, type, VEH_AIRCRAFT),
SLE_INCLUDEX(0, INC_VEHICLE_COMMON),
SLE_VARX(cpp_offsetof(Vehicle, u) + cpp_offsetof(VehicleAir, crashed_counter), SLE_UINT16),
SLE_VARX(cpp_offsetof(Vehicle, u) + cpp_offsetof(VehicleAir, pos), SLE_UINT8),
SLE_CONDVARX(cpp_offsetof(Vehicle, u) + cpp_offsetof(VehicleAir, targetairport), SLE_FILE_U8 | SLE_VAR_U16, 0, 4),
SLE_CONDVARX(cpp_offsetof(Vehicle, u) + cpp_offsetof(VehicleAir, targetairport), SLE_UINT16, 5, SL_MAX_VERSION),
SLE_VARX(cpp_offsetof(Vehicle, u) + cpp_offsetof(VehicleAir, state), SLE_UINT8),
SLE_CONDVARX(cpp_offsetof(Vehicle, u) + cpp_offsetof(VehicleAir, previous_pos), SLE_UINT8, 2, SL_MAX_VERSION),
/* reserve extra space in savegame here. (currently 15 bytes) */
SLE_CONDNULL(15, 2, SL_MAX_VERSION),
SLE_END()
};
static const SaveLoad _special_desc[] = {
SLE_WRITEBYTE(Vehicle, type, VEH_SPECIAL),
SLE_VAR(Vehicle, subtype, SLE_UINT8),
SLE_CONDVAR(Vehicle, tile, SLE_FILE_U16 | SLE_VAR_U32, 0, 5),
SLE_CONDVAR(Vehicle, tile, SLE_UINT32, 6, SL_MAX_VERSION),
SLE_CONDVAR(Vehicle, x_pos, SLE_FILE_I16 | SLE_VAR_I32, 0, 5),
SLE_CONDVAR(Vehicle, x_pos, SLE_INT32, 6, SL_MAX_VERSION),
SLE_CONDVAR(Vehicle, y_pos, SLE_FILE_I16 | SLE_VAR_I32, 0, 5),
SLE_CONDVAR(Vehicle, y_pos, SLE_INT32, 6, SL_MAX_VERSION),
SLE_VAR(Vehicle, z_pos, SLE_UINT8),
SLE_VAR(Vehicle, cur_image, SLE_UINT16),
SLE_CONDNULL(5, 0, 57),
SLE_VAR(Vehicle, progress, SLE_UINT8),
SLE_VAR(Vehicle, vehstatus, SLE_UINT8),
SLE_VARX(cpp_offsetof(Vehicle, u) + cpp_offsetof(VehicleSpecial, animation_state), SLE_UINT16),
SLE_VARX(cpp_offsetof(Vehicle, u) + cpp_offsetof(VehicleSpecial, animation_substate), SLE_UINT8),
/* reserve extra space in savegame here. (currently 16 bytes) */
SLE_CONDNULL(16, 2, SL_MAX_VERSION),
SLE_END()
};
static const SaveLoad _disaster_desc[] = {
SLE_WRITEBYTE(Vehicle, type, VEH_DISASTER),
SLE_REF(Vehicle, next, REF_VEHICLE_OLD),
SLE_VAR(Vehicle, subtype, SLE_UINT8),
SLE_CONDVAR(Vehicle, tile, SLE_FILE_U16 | SLE_VAR_U32, 0, 5),
SLE_CONDVAR(Vehicle, tile, SLE_UINT32, 6, SL_MAX_VERSION),
SLE_CONDVAR(Vehicle, dest_tile, SLE_FILE_U16 | SLE_VAR_U32, 0, 5),
SLE_CONDVAR(Vehicle, dest_tile, SLE_UINT32, 6, SL_MAX_VERSION),
SLE_CONDVAR(Vehicle, x_pos, SLE_FILE_I16 | SLE_VAR_I32, 0, 5),
SLE_CONDVAR(Vehicle, x_pos, SLE_INT32, 6, SL_MAX_VERSION),
SLE_CONDVAR(Vehicle, y_pos, SLE_FILE_I16 | SLE_VAR_I32, 0, 5),
SLE_CONDVAR(Vehicle, y_pos, SLE_INT32, 6, SL_MAX_VERSION),
SLE_VAR(Vehicle, z_pos, SLE_UINT8),
SLE_VAR(Vehicle, direction, SLE_UINT8),
SLE_CONDNULL(5, 0, 57),
SLE_VAR(Vehicle, owner, SLE_UINT8),
SLE_VAR(Vehicle, vehstatus, SLE_UINT8),
SLE_CONDVARX(cpp_offsetof(Vehicle, current_order) + cpp_offsetof(Order, dest), SLE_FILE_U8 | SLE_VAR_U16, 0, 4),
SLE_CONDVARX(cpp_offsetof(Vehicle, current_order) + cpp_offsetof(Order, dest), SLE_UINT16, 5, SL_MAX_VERSION),
SLE_VAR(Vehicle, cur_image, SLE_UINT16),
SLE_CONDVAR(Vehicle, age, SLE_FILE_U16 | SLE_VAR_I32, 0, 30),
SLE_CONDVAR(Vehicle, age, SLE_INT32, 31, SL_MAX_VERSION),
SLE_VAR(Vehicle, tick_counter, SLE_UINT8),
SLE_VARX(cpp_offsetof(Vehicle, u) + cpp_offsetof(VehicleDisaster, image_override), SLE_UINT16),
SLE_VARX(cpp_offsetof(Vehicle, u) + cpp_offsetof(VehicleDisaster, big_ufo_destroyer_target), SLE_UINT16),
/* reserve extra space in savegame here. (currently 16 bytes) */
SLE_CONDNULL(16, 2, SL_MAX_VERSION),
SLE_END()
};
static const void *_veh_descs[] = {
_train_desc,
_roadveh_desc,
_ship_desc,
_aircraft_desc,
_special_desc,
_disaster_desc,
};
/** Will be called when the vehicles need to be saved. */
static void Save_VEHS()
{
Vehicle *v;
/* Write the vehicles */
FOR_ALL_VEHICLES(v) {
SlSetArrayIndex(v->index);
SlObject(v, (SaveLoad*)_veh_descs[v->type]);
}
}
/** Will be called when vehicles need to be loaded. */
static void Load_VEHS()
{
int index;
Vehicle *v;
_cargo_count = 0;
while ((index = SlIterateArray()) != -1) {
Vehicle *v;
if (!AddBlockIfNeeded(&_Vehicle_pool, index))
error("Vehicles: failed loading savegame: too many vehicles");
v = GetVehicle(index);
VehicleType vtype = (VehicleType)SlReadByte();
switch (vtype) {
case VEH_TRAIN: v = new (v) Train(); break;
case VEH_ROAD: v = new (v) RoadVehicle(); break;
case VEH_SHIP: v = new (v) Ship(); break;
case VEH_AIRCRAFT: v = new (v) Aircraft(); break;
case VEH_SPECIAL: v = new (v) SpecialVehicle(); break;
case VEH_DISASTER: v = new (v) DisasterVehicle(); break;
case VEH_INVALID: v = new (v) InvalidVehicle(); break;
default: NOT_REACHED();
}
SlObject(v, (SaveLoad*)_veh_descs[vtype]);
if (_cargo_count != 0 && IsPlayerBuildableVehicleType(v)) {
/* Don't construct the packet with station here, because that'll fail with old savegames */
CargoPacket *cp = new CargoPacket();
cp->source = _cargo_source;
cp->source_xy = _cargo_source_xy;
cp->count = _cargo_count;
cp->days_in_transit = _cargo_days;
cp->feeder_share = _cargo_feeder_share;
cp->loaded_at_xy = _cargo_loaded_at_xy;
v->cargo.Append(cp);
}
/* Old savegames used 'last_station_visited = 0xFF' */
if (CheckSavegameVersion(5) && v->last_station_visited == 0xFF)
v->last_station_visited = INVALID_STATION;
if (CheckSavegameVersion(5)) {
/* Convert the current_order.type (which is a mix of type and flags, because
* in those versions, they both were 4 bits big) to type and flags */
v->current_order.flags = (v->current_order.type & 0xF0) >> 4;
v->current_order.type.m_val &= 0x0F;
}
/* Advanced vehicle lists got added */
if (CheckSavegameVersion(60)) v->group_id = DEFAULT_GROUP;
}
/* Check for shared order-lists (we now use pointers for that) */
if (CheckSavegameVersionOldStyle(5, 2)) {
FOR_ALL_VEHICLES(v) {
Vehicle *u;
FOR_ALL_VEHICLES_FROM(u, v->index + 1) {
/* If a vehicle has the same orders, add the link to eachother
* in both vehicles */
if (v->orders == u->orders) {
v->next_shared = u;
u->prev_shared = v;
break;
}
}
}
}
}
extern const ChunkHandler _veh_chunk_handlers[] = {
{ 'VEHS', Save_VEHS, Load_VEHS, CH_SPARSE_ARRAY | CH_LAST},
};
void Vehicle::BeginLoading()
{
assert(IsTileType(tile, MP_STATION) || type == VEH_SHIP);
if (this->current_order.type == OT_GOTO_STATION &&
this->current_order.dest == this->last_station_visited) {
/* Arriving at the ordered station.
* Keep the load/unload flags, as we (obviously) still need them. */
this->current_order.flags &= OF_FULL_LOAD | OF_UNLOAD | OF_TRANSFER;
/* Furthermore add the Non Stop flag to mark that this station
* is the actual destination of the vehicle, which is (for example)
* necessary to be known for HandleTrainLoading to determine
* whether the train is lost or not; not marking a train lost
* that arrives at random stations is bad. */
this->current_order.flags |= OF_NON_STOP;
UpdateVehicleTimetable(this, true);
} else {
/* This is just an unordered intermediate stop */
this->current_order.flags = 0;
}
current_order.type = OT_LOADING;
GetStation(this->last_station_visited)->loading_vehicles.push_back(this);
SET_EXPENSES_TYPE(this->GetExpenseType(true));
VehiclePayment(this);
InvalidateWindow(this->GetVehicleListWindowClass(), this->owner);
InvalidateWindowWidget(WC_VEHICLE_VIEW, this->index, STATUS_BAR);
InvalidateWindow(WC_VEHICLE_DETAILS, this->index);
InvalidateWindow(WC_STATION_VIEW, this->last_station_visited);
GetStation(this->last_station_visited)->MarkTilesDirty(true);
this->MarkDirty();
}
void Vehicle::LeaveStation()
{
assert(current_order.type == OT_LOADING);
/* Only update the timetable if the vehicle was supposed to stop here. */
if (current_order.flags & OF_NON_STOP) UpdateVehicleTimetable(this, false);
current_order.type = OT_LEAVESTATION;
current_order.flags = 0;
GetStation(this->last_station_visited)->loading_vehicles.remove(this);
HideFillingPercent(this->fill_percent_te_id);
this->fill_percent_te_id = INVALID_TE_ID;
}
void Vehicle::HandleLoading(bool mode)
{
switch (this->current_order.type) {
case OT_LOADING: {
uint wait_time = max(this->current_order.wait_time - this->lateness_counter, 0);
/* Not the first call for this tick, or still loading */
if (mode || !HASBIT(this->vehicle_flags, VF_LOADING_FINISHED) ||
(_patches.timetabling && this->current_order_time < wait_time)) return;
this->PlayLeaveStationSound();
Order b = this->current_order;
this->LeaveStation();
/* If this was not the final order, don't remove it from the list. */
if (!(b.flags & OF_NON_STOP)) return;
break;
}
case OT_DUMMY: break;
default: return;
}
this->cur_order_index++;
InvalidateVehicleOrder(this);
}
void SpecialVehicle::UpdateDeltaXY(Direction direction)
{
this->x_offs = 0;
this->y_offs = 0;
this->sprite_width = 1;
this->sprite_height = 1;
this->z_height = 1;
}
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