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simconvoi.cc
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/**
* convoi_t Klasse für Fahrzeugverbände
* von Hansjörg Malthaner
*/
#include <stdlib.h>
#include "simdebug.h"
#include "simunits.h"
#include "simworld.h"
#include "simware.h"
#include "player/finance.h" // convert_money
#include "player/simplay.h"
#include "simconvoi.h"
#include "simhalt.h"
#include "simdepot.h"
#include "gui/simwin.h"
#include "simmenu.h"
#include "simcolor.h"
#include "simmesg.h"
#include "simintr.h"
#include "simlinemgmt.h"
#include "simline.h"
#include "simtools.h"
#include "freight_list_sorter.h"
#include "gui/karte.h"
#include "gui/convoi_info_t.h"
#include "gui/fahrplan_gui.h"
#include "gui/depot_frame.h"
#include "gui/messagebox.h"
#include "gui/convoi_detail_t.h"
#include "boden/grund.h"
#include "boden/wege/schiene.h" // for railblocks
#include "besch/vehikel_besch.h"
#include "besch/roadsign_besch.h"
#include "dataobj/fahrplan.h"
#include "dataobj/route.h"
#include "dataobj/loadsave.h"
#include "dataobj/translator.h"
#include "dataobj/environment.h"
#include "display/viewport.h"
#include "obj/crossing.h"
#include "obj/roadsign.h"
#include "obj/wayobj.h"
#include "vehicle/simvehikel.h"
#include "vehicle/overtaker.h"
#include "utils/simstring.h"
#include "utils/cbuffer_t.h"
/*
* Waiting time for loading (ms)
* @author Hj- Malthaner
*/
#define WTT_LOADING 2000
/*
* Waiting time for infinite loading (ms)
* @author Hj- Malthaner
*/
#define WAIT_INFINITE 0xFFFFFFFFu
karte_t *convoi_t::welt = NULL;
/*
* Debugging helper - translate state value to human readable name
* @author Hj- Malthaner
*/
static const char * state_names[convoi_t::MAX_STATES] =
{
"INITIAL",
"FAHRPLANEINGABE",
"ROUTING_1",
"",
"",
"NO_ROUTE",
"DRIVING",
"LOADING",
"WAITING_FOR_CLEARANCE",
"WAITING_FOR_CLEARANCE_ONE_MONTH",
"CAN_START",
"CAN_START_ONE_MONTH",
"SELF_DESTRUCT", // self destruct
"WAITING_FOR_CLEARANCE_TWO_MONTHS",
"CAN_START_TWO_MONTHS",
"LEAVING_DEPOT",
"ENTERING_DEPOT"
};
/**
* Calculates speed of slowest vehicle in the given array
* @author Hj. Matthaner
*/
static int calc_min_top_speed(const array_tpl<vehikel_t*>& fahr, uint8 anz_vehikel)
{
int min_top_speed = SPEED_UNLIMITED;
for(uint8 i=0; i<anz_vehikel; i++) {
min_top_speed = min(min_top_speed, kmh_to_speed( fahr[i]->get_besch()->get_geschw() ) );
}
return min_top_speed;
}
void convoi_t::init(karte_t *wl, spieler_t *sp)
{
welt = wl;
besitzer_p = sp;
is_electric = false;
sum_running_costs = sum_gesamtgewicht = sum_gewicht = sum_gear_und_leistung = sum_leistung = 0;
previous_delta_v = 0;
min_top_speed = SPEED_UNLIMITED;
speedbonus_kmh = SPEED_UNLIMITED; // speed_to_kmh() not needed
fpl = NULL;
line = linehandle_t();
anz_vehikel = 0;
steps_driven = -1;
withdraw = false;
has_obsolete = false;
no_load = false;
wait_lock = 0;
go_on_ticks = WAIT_INFINITE;
jahresgewinn = 0;
total_distance_traveled = 0;
distance_since_last_stop = 0;
sum_speed_limit = 0;
maxspeed_average_count = 0;
next_reservation_index = 0;
alte_richtung = ribi_t::keine;
next_wolke = 0;
state = INITIAL;
*name_and_id = 0;
name_offset = 0;
freight_info_resort = true;
freight_info_order = 0;
loading_level = 0;
loading_limit = 0;
max_record_speed = 0;
brake_speed_soll = SPEED_UNLIMITED;
akt_speed_soll = 0; // Sollgeschwindigkeit
akt_speed = 0; // momentane Geschwindigkeit
sp_soll = 0;
next_stop_index = 65535;
line_update_pending = linehandle_t();
home_depot = koord3d::invalid;
// last_stop_pos = koord3d::invalid;
recalc_data_front = true;
recalc_data = true;
}
convoi_t::convoi_t(karte_t* wl, loadsave_t* file) : fahr(max_vehicle, NULL)
{
self = convoihandle_t();
init(wl, 0);
rdwr(file);
}
convoi_t::convoi_t(spieler_t* sp) : fahr(max_vehicle, NULL)
{
self = convoihandle_t(this);
sp->book_convoi_number(1);
init(sp->get_welt(), sp);
set_name( "Unnamed" );
welt->add_convoi( self );
init_financial_history();
}
convoi_t::~convoi_t()
{
besitzer_p->book_convoi_number( -1);
assert(self.is_bound());
assert(anz_vehikel==0);
// close windows
destroy_win( magic_convoi_info+self.get_id() );
destroy_win( magic_convoi_detail+self.get_id() );
DBG_MESSAGE("convoi_t::~convoi_t()", "destroying %d, %p", self.get_id(), this);
// stop following
if(welt->get_viewport()->get_follow_convoi()==self) {
welt->get_viewport()->set_follow_convoi( convoihandle_t() );
}
welt->sync_remove( this );
welt->rem_convoi( self );
// Knightly : if lineless convoy -> unregister from stops
if( !line.is_bound() ) {
unregister_stops();
}
// force asynchronous recalculation
if(fpl) {
if(!fpl->ist_abgeschlossen()) {
destroy_win((ptrdiff_t)fpl);
}
if (!fpl->empty() && !line.is_bound()) {
welt->set_schedule_counter();
}
delete fpl;
}
// @author hsiegeln - deregister from line (again) ...
unset_line();
self.detach();
}
/**
* unreserves the whole remaining route
*/
void convoi_t::unreserve_route()
{
// need a route, vehicles, and vehicles must belong to this convoi
// (otherwise crash during loading when fahr[0]->convoi is not initialized yet
if( !route.empty() && anz_vehikel>0 && fahr[0]->get_convoi() == this ) {
waggon_t* lok = dynamic_cast<waggon_t*>(fahr[0]);
if (lok) {
// free all reserved blocks
uint16 dummy;
lok->block_reserver(get_route(), back()->get_route_index(), dummy, dummy, 100000, false, true);
}
}
}
/**
* unreserves the whole remaining route
*/
void convoi_t::reserve_route()
{
if( !route.empty() && anz_vehikel>0 && (is_waiting() || state==DRIVING || state==LEAVING_DEPOT) ) {
for( int idx = back()->get_route_index(); idx < next_reservation_index /*&& idx < route.get_count()*/; idx++ ) {
if( grund_t *gr = welt->lookup( route.position_bei(idx) ) ) {
if( schiene_t *sch = (schiene_t *)gr->get_weg( front()->get_waytype() ) ) {
sch->reserve( self, ribi_typ( route.position_bei(max(1u,idx)-1u), route.position_bei(min(route.get_count()-1u,idx+1u)) ) );
}
}
}
}
}
uint32 convoi_t::move_to(karte_t const& welt, koord3d const& k, uint16 const start_index)
{
uint32 train_length = 0;
for (unsigned i = 0; i != anz_vehikel; ++i) {
vehikel_t& v = *fahr[i];
steps_driven = -1;
if (grund_t const* const gr = welt.lookup(v.get_pos())) {
v.mark_image_dirty(v.get_bild(), v.get_hoff());
v.verlasse_feld();
// maybe unreserve this
if (schiene_t* const rails = obj_cast<schiene_t>(gr->get_weg(v.get_waytype()))) {
rails->unreserve(&v);
}
}
/* Set pos_prev to the starting point this way. Otherwise it may be
* elsewhere, especially on curves and with already broken convois. */
v.set_pos(k);
v.neue_fahrt(start_index, true);
if (welt.lookup(v.get_pos())) {
v.set_pos(k);
v.betrete_feld();
}
if (i != anz_vehikel - 1U) {
train_length += v.get_besch()->get_length();
}
}
return train_length;
}
void convoi_t::laden_abschliessen()
{
if(fpl==NULL) {
if( state!=INITIAL ) {
grund_t *gr = welt->lookup(home_depot);
if(gr && gr->get_depot()) {
dbg->warning( "convoi_t::laden_abschliessen()","No schedule during loading convoi %i: State will be initial!", self.get_id() );
for( uint8 i=0; i<anz_vehikel; i++ ) {
fahr[i]->get_pos() = home_depot;
}
state = INITIAL;
}
else {
dbg->error( "convoi_t::laden_abschliessen()","No schedule during loading convoi %i: Convoi will be destroyed!", self.get_id() );
for( uint8 i=0; i<anz_vehikel; i++ ) {
fahr[i]->get_pos() = koord3d::invalid;
}
destroy();
return;
}
}
// anyway reassign convoi pointer ...
for( uint8 i=0; i<anz_vehikel; i++ ) {
vehikel_t* v = fahr[i];
v->set_convoi(this);
if( state!=INITIAL && welt->lookup(v->get_pos()) ) {
// mark vehicle as used
v->set_driven();
}
}
return;
}
bool realing_position = false;
if( anz_vehikel>0 ) {
DBG_MESSAGE("convoi_t::laden_abschliessen()","state=%s, next_stop_index=%d", state_names[state] );
// only realign convois not leaving depot to avoid jumps through signals
if( steps_driven!=-1 ) {
for( uint8 i=0; i<anz_vehikel; i++ ) {
vehikel_t* v = fahr[i];
v->set_erstes( i==0 );
v->set_letztes( i+1==anz_vehikel );
// this sets the convoi and will renew the block reservation, if needed!
v->set_convoi(this);
}
}
else {
// test also for realignment
sint16 step_pos = 0;
koord3d drive_pos;
uint8 const diagonal_vehicle_steps_per_tile = (uint8)(130560U / welt->get_settings().get_pak_diagonal_multiplier());
for( uint8 i=0; i<anz_vehikel; i++ ) {
vehikel_t* v = fahr[i];
v->set_erstes( i==0 );
v->set_letztes( i+1==anz_vehikel );
// this sets the convoi and will renew the block reservation, if needed!
v->set_convoi(this);
// wrong alignment here => must relocate
if(v->need_realignment()) {
// diagonal => convoi must restart
realing_position |= ribi_t::ist_kurve(v->get_fahrtrichtung()) && (state==DRIVING || is_waiting());
}
// if version is 99.17 or lower, some convois are broken, i.e. had too large gaps between vehicles
if( !realing_position && state!=INITIAL && state!=LEAVING_DEPOT ) {
if( i==0 ) {
step_pos = v->get_steps();
}
else {
if( drive_pos!=v->get_pos() ) {
// with long vehicles on diagonals, vehicles need not to be on consecutive tiles
// do some guessing here
uint32 dist = koord_distance(drive_pos, v->get_pos());
if (dist>1) {
step_pos += (dist-1) * diagonal_vehicle_steps_per_tile;
}
step_pos += ribi_t::ist_kurve(v->get_fahrtrichtung()) ? diagonal_vehicle_steps_per_tile : VEHICLE_STEPS_PER_TILE;
}
dbg->message("convoi_t::laden_abschliessen()", "v: pos(%s) steps(%d) len=%d ribi=%d prev (%s) step(%d)", v->get_pos().get_str(), v->get_steps(), v->get_besch()->get_length()*16, v->get_fahrtrichtung(), drive_pos.get_2d().get_str(), step_pos);
if( abs( v->get_steps() - step_pos )>15 ) {
// not where it should be => realing
realing_position = true;
dbg->warning( "convoi_t::laden_abschliessen()", "convoi (%s) is broken => realign", get_name() );
}
}
step_pos -= v->get_besch()->get_length_in_steps();
drive_pos = v->get_pos();
}
}
}
DBG_MESSAGE("convoi_t::laden_abschliessen()","next_stop_index=%d", next_stop_index );
linehandle_t new_line = line;
if( !new_line.is_bound() ) {
// if there is a line with id=0 in the savegame try to assign cnv to this line
new_line = get_besitzer()->simlinemgmt.get_line_with_id_zero();
}
if( new_line.is_bound() ) {
if ( !fpl->matches( welt, new_line->get_schedule() ) ) {
// 101 version produced broken line ids => we have to find our line the hard way ...
vector_tpl<linehandle_t> lines;
get_besitzer()->simlinemgmt.get_lines(fpl->get_type(), &lines);
new_line = linehandle_t();
FOR(vector_tpl<linehandle_t>, const l, lines) {
if( fpl->matches( welt, l->get_schedule() ) ) {
// if a line is assigned, set line!
new_line = l;
break;
}
}
}
// now the line should match our schedule or else ...
if(new_line.is_bound()) {
line = new_line;
line->add_convoy(self);
DBG_DEBUG("convoi_t::laden_abschliessen()","%s registers for %d", name_and_id, line.get_id());
}
else {
line = linehandle_t();
}
}
}
else {
// no vehicles in this convoi?!?
dbg->error( "convoi_t::laden_abschliessen()","No vehicles in Convoi %i: will be destroyed!", self.get_id() );
destroy();
return;
}
// put convoi agian right on track?
if(realing_position && anz_vehikel>1) {
// display just a warning
dbg->warning("convoi_t::laden_abschliessen()","cnv %i is currently too long.",self.get_id());
if (route.empty()) {
// realigning needs a route
state = NO_ROUTE;
besitzer_p->bescheid_vehikel_problem( self, koord3d::invalid );
dbg->error( "convoi_t::laden_abschliessen()", "No valid route, but needs realignment at (%s)!", fahr[0]->get_pos().get_str() );
}
else {
// since start may have been changed
uint16 start_index = max(2,fahr[anz_vehikel-1]->get_route_index())-2;
koord3d k0 = fahr[anz_vehikel-1]->get_pos();
uint32 train_length = move_to(*welt, k0, start_index) + 1;
const koord3d last_start = fahr[0]->get_pos();
// now advance all convoi until it is completely on the track
fahr[0]->set_erstes(false); // switches off signal checks ...
for(unsigned i=0; i<anz_vehikel; i++) {
vehikel_t* v = fahr[i];
v->darf_rauchen(false);
fahr[i]->fahre_basis( (VEHICLE_STEPS_PER_CARUNIT*train_length)<<YARDS_PER_VEHICLE_STEP_SHIFT );
train_length -= v->get_besch()->get_length();
v->darf_rauchen(true);
// eventually reserve this again
grund_t *gr=welt->lookup(v->get_pos());
// airplanes may have no ground ...
if (schiene_t* const sch0 = obj_cast<schiene_t>(gr->get_weg(fahr[i]->get_waytype()))) {
sch0->reserve(self,ribi_t::keine);
}
}
fahr[0]->set_erstes(true);
if( state != INITIAL && state != FAHRPLANEINGABE && fahr[0]->get_pos() != last_start ) {
state = WAITING_FOR_CLEARANCE;
}
}
}
if( state==LOADING ) {
// the fully the shorter => reregister as older convoi
wait_lock = 2000-loading_level*20;
}
// when saving with open window, this can happen
if( state==FAHRPLANEINGABE ) {
if (env_t::networkmode) {
wait_lock = 30000; // 60s to drive on, if the client in question had left
}
fpl->eingabe_abschliessen();
}
// remove wrong freight
check_freight();
// some convois had wrong old direction in them
if( state<DRIVING || state==LOADING ) {
alte_richtung = fahr[0]->get_fahrtrichtung();
}
// Knightly : if lineless convoy -> register itself with stops
if( !line.is_bound() ) {
register_stops();
}
calc_speedbonus_kmh();
}
// since now convoi states go via werkzeug_t
void convoi_t::call_convoi_tool( const char function, const char *extra ) const
{
werkzeug_t *w = create_tool( WKZ_CONVOI_TOOL | SIMPLE_TOOL );
cbuffer_t param;
param.printf("%c,%u", function, self.get_id());
if( extra && *extra ) {
param.printf(",%s", extra);
}
w->set_default_param(param);
welt->set_werkzeug( w, get_besitzer() );
// since init always returns false, it is safe to delete immediately
delete w;
}
void convoi_t::rotate90( const sint16 y_size )
{
// last_stop_pos.rotate90( y_size );
record_pos.rotate90( y_size );
home_depot.rotate90( y_size );
route.rotate90( y_size );
if(fpl) {
fpl->rotate90( y_size );
}
for( int i=0; i<anz_vehikel; i++ ) {
fahr[i]->rotate90_freight_destinations( y_size );
}
// eventually correct freight destinations (and remove all stale freight)
check_freight();
}
/**
* Gibt die Position des Convois zurück.
* @return Position des Convois
* @author Hj. Malthaner
*/
koord3d convoi_t::get_pos() const
{
if(anz_vehikel > 0 && fahr[0]) {
return state==INITIAL ? home_depot : fahr[0]->get_pos();
}
else {
return koord3d::invalid;
}
}
/**
* Sets the name. Creates a copy of name.
* @author Hj. Malthaner
*/
void convoi_t::set_name(const char *name, bool with_new_id)
{
if( with_new_id ) {
char buf[128];
name_offset = sprintf(buf,"(%i) ",self.get_id() );
tstrncpy(buf + name_offset, translator::translate(name, welt->get_settings().get_name_language_id()), lengthof(buf) - name_offset);
tstrncpy(name_and_id, buf, lengthof(name_and_id));
}
else {
char buf[128];
// check if there is a id in the name string
name_offset = sprintf(buf,"(%i) ",self.get_id() );
if( strlen(name) < name_offset || strncmp(buf,name,name_offset)!=0) {
name_offset = 0;
}
tstrncpy(buf+name_offset, name+name_offset, sizeof(buf)-name_offset);
tstrncpy(name_and_id, buf, lengthof(name_and_id));
}
// now tell the windows that we were renamed
convoi_detail_t *detail = dynamic_cast<convoi_detail_t*>(win_get_magic( magic_convoi_detail+self.get_id()));
if (detail) {
detail->update_data();
}
convoi_info_t *info = dynamic_cast<convoi_info_t*>(win_get_magic( magic_convoi_info+self.get_id()));
if (info) {
info->update_data();
}
if( in_depot() ) {
const grund_t *const ground = welt->lookup( get_home_depot() );
if( ground ) {
const depot_t *const depot = ground->get_depot();
if( depot ) {
depot_frame_t *const frame = dynamic_cast<depot_frame_t *>( win_get_magic( (ptrdiff_t)depot ) );
if( frame ) {
frame->update_data();
}
}
}
}
}
// length of convoi (16 is one tile)
uint32 convoi_t::get_length() const
{
uint32 len = 0;
for( uint8 i=0; i<anz_vehikel; i++ ) {
len += fahr[i]->get_besch()->get_length();
}
return len;
}
/**
* convoi add their running cost for traveling one tile
* @author Hj. Malthaner
*/
void convoi_t::add_running_cost( const weg_t *weg )
{
jahresgewinn += sum_running_costs;
if( weg && weg->get_besitzer()!=get_besitzer() && weg->get_besitzer()!=NULL ) {
// running on non-public way costs toll (since running costas are positive => invert)
sint32 toll = -(sum_running_costs*welt->get_settings().get_way_toll_runningcost_percentage())/100l;
if( welt->get_settings().get_way_toll_waycost_percentage() ) {
if( weg->is_electrified() && needs_electrification() ) {
// toll for using electricity
grund_t *gr = welt->lookup(weg->get_pos());
for( int i=1; i<gr->get_top(); i++ ) {
obj_t *d=gr->obj_bei(i);
if( wayobj_t const* const wo = obj_cast<wayobj_t>(d) ) {
if( wo->get_waytype()==weg->get_waytype() ) {
toll += (wo->get_besch()->get_wartung()*welt->get_settings().get_way_toll_waycost_percentage())/100l;
break;
}
}
}
}
// now add normal way toll be maintenance
toll += (weg->get_besch()->get_wartung()*welt->get_settings().get_way_toll_waycost_percentage())/100l;
}
weg->get_besitzer()->book_toll_received( toll, get_schedule()->get_waytype() );
get_besitzer()->book_toll_paid( -toll, get_schedule()->get_waytype() );
book( -toll, CONVOI_WAYTOLL);
book( -toll, CONVOI_PROFIT);
}
get_besitzer()->book_running_costs( sum_running_costs, get_schedule()->get_waytype());
book( sum_running_costs, CONVOI_OPERATIONS );
book( sum_running_costs, CONVOI_PROFIT );
total_distance_traveled ++;
book( 1, CONVOI_DISTANCE );
}
/* Calculates (and sets) new akt_speed
* needed for driving, entering and leaving a depot)
*/
void convoi_t::calc_acceleration(long delta_t)
{
// Dwachs: only compute this if a vehicle in the convoi hopped
if( recalc_data ) {
// calculate total friction and lowest speed limit
speed_limit = min( min_top_speed, front()->get_speed_limit() );
sum_gesamtgewicht = front()->get_gesamtgewicht();
sum_friction_weight = front()->get_frictionfactor() * sum_gesamtgewicht;
for( unsigned i=1; i<anz_vehikel; i++ ) {
const vehikel_t* v = fahr[i];
int total_vehicle_weight = v->get_gesamtgewicht();
sum_friction_weight += v->get_frictionfactor() * total_vehicle_weight;
sum_gesamtgewicht += total_vehicle_weight;
speed_limit = min( speed_limit, v->get_speed_limit() );
}
if( recalc_data_front ) {
// brake at the end of stations/in front of signals and crossings
const uint32 tiles_left = 1 + get_next_stop_index() - front()->get_route_index();
brake_speed_soll = SPEED_UNLIMITED;
if( tiles_left < 4 ) {
static sint32 brake_speed_countdown[4] = {
kmh_to_speed(25),
kmh_to_speed(50),
kmh_to_speed(100),
kmh_to_speed(200)
};
brake_speed_soll = brake_speed_countdown[tiles_left];
}
distance_since_last_stop++;
sum_speed_limit += speed_to_kmh( min( min_top_speed, speed_limit ));
recalc_data_front = false;
}
akt_speed_soll = min( speed_limit, brake_speed_soll );
recalc_data = false;
}
// Prissi: more pleasant and a little more "physical" model *
// try to simulate quadratic friction
if(sum_gesamtgewicht != 0) {
/*
* The parameter consist of two parts (optimized for good looking):
* - every vehicle in a convoi has a the friction of its weight
* - the dynamic friction is calculated that way, that v^2*weight*frictionfactor = 200 kW
* => heavier loaded and faster traveling => less power for acceleration is available!
* since delta_t can have any value, we have to scale the step size by this value.
* however, there is a quadratic friction term => if delta_t is too large the calculation may get weird results
* @author prissi
*/
/* but for integer, we have to use the order below and calculate actually 64*deccel, like the sum_gear_und_leistung
* since akt_speed=10/128 km/h and we want 64*200kW=(100km/h)^2*100t, we must multiply by (128*2)/100
* But since the acceleration was too fast, we just deccelerate 4x more => >>6 instead >>8 */
//sint32 deccel = ( ( (akt_speed*sum_friction_weight)>>6 )*(akt_speed>>2) ) / 25 + (sum_gesamtgewicht*64); // this order is needed to prevent overflows!
//sint32 deccel = (sint32)( ( (sint64)akt_speed * (sint64)sum_friction_weight * (sint64)akt_speed ) / (25ll*256ll) + sum_gesamtgewicht * 64ll) / 1000ll; // intermediate still overflows so sint64
sint32 deccel = (sint32)( ( (sint64)akt_speed * ( (sum_friction_weight * (sint64)akt_speed ) / 3125ll + 1ll) ) / 2048ll + (sum_gesamtgewicht * 64ll) / 1000ll);
// prissi: integer sucks with planes => using floats ...
// turfit: result can overflow sint32 and double so onto sint64. planes ok.
//sint32 delta_v = (sint32)( ( (double)( (akt_speed>akt_speed_soll?0l:sum_gear_und_leistung) - deccel)*(double)delta_t)/(double)sum_gesamtgewicht);
// we normalize delta_t to 1/64th and check for speed limit */
//sint32 delta_v = ( ( (akt_speed>akt_speed_soll?0l:sum_gear_und_leistung) - deccel) * delta_t)/sum_gesamtgewicht;
sint64 delta_v = ( (sint64)((akt_speed>akt_speed_soll?0l:sum_gear_und_leistung) - deccel) * (sint64)delta_t * 1000ll) / (sint64)sum_gesamtgewicht;
// we need more accurate arithmetic, so we store the previous value
delta_v += previous_delta_v;
previous_delta_v = (sint32)(delta_v & 0x00000FFFll);
// and finally calculate new speed
akt_speed = max(akt_speed_soll>>4, akt_speed+(sint32)(delta_v>>12l) );
}
else {
// very old vehicle ...
akt_speed += 16;
}
// obey speed maximum with additional const brake ...
if(akt_speed > akt_speed_soll) {
if (akt_speed > akt_speed_soll + 24) {
akt_speed -= 24;
if(akt_speed > akt_speed_soll+kmh_to_speed(20)) {
akt_speed = akt_speed_soll+kmh_to_speed(20);
}
}
else {
akt_speed = akt_speed_soll;
}
}
// new record?
if(akt_speed > max_record_speed) {
max_record_speed = akt_speed;
record_pos = fahr[0]->get_pos().get_2d();
}
}
int convoi_t::get_vehicle_at_length(uint16 length)
{
int current_length = 0;
for( int i=0; i<anz_vehikel; i++ ) {
current_length += fahr[i]->get_besch()->get_length();
if(length<current_length) {
return i;
}
}
return anz_vehikel;
}
// moves all vehicles of a convoi
bool convoi_t::sync_step(long delta_t)
{
// still have to wait before next action?
wait_lock -= delta_t;
if(wait_lock > 0) {
return true;
}
wait_lock = 0;
switch(state) {
case INITIAL:
// jemand muß start aufrufen, damit der convoi von INITIAL
// nach ROUTING_1 geht, das kann nicht automatisch gehen
break;
case FAHRPLANEINGABE:
case ROUTING_1:
case DUMMY4:
case DUMMY5:
case NO_ROUTE:
case CAN_START:
case CAN_START_ONE_MONTH:
case CAN_START_TWO_MONTHS:
// Hajo: this is an async task, see step()
break;
case ENTERING_DEPOT:
break;
case LEAVING_DEPOT:
{
// ok, so we will accelerate
akt_speed_soll = max( akt_speed_soll, kmh_to_speed(30) );
calc_acceleration(delta_t);
sp_soll += (akt_speed*delta_t);
// now actually move the units
while(sp_soll>>12) {
// Attempt to move one step.
uint32 sp_hat = fahr[0]->fahre_basis(1<<YARDS_PER_VEHICLE_STEP_SHIFT);
int v_nr = get_vehicle_at_length((++steps_driven)>>4);
// stop when depot reached
if(state==INITIAL || state==ROUTING_1) {
break;
}
// until all are moving or something went wrong (sp_hat==0)
if(sp_hat==0 || v_nr==anz_vehikel) {
steps_driven = -1;
state = DRIVING;
return true;
}
// now only the right numbers
for(int i=1; i<=v_nr; i++) {
fahr[i]->fahre_basis(sp_hat);
}
sp_soll -= sp_hat;
}
// smoke for the engines
next_wolke += delta_t;
if(next_wolke>500) {
next_wolke = 0;
for(int i=0; i<anz_vehikel; i++ ) {
fahr[i]->rauche();
}
}
}
break; // LEAVING_DEPOT
case DRIVING:
{
calc_acceleration(delta_t);
// now actually move the units
sp_soll += (akt_speed*delta_t);
uint32 sp_hat = fahr[0]->fahre_basis(sp_soll);
// stop when depot reached ...
if(state==INITIAL) {
break;
}
// now move the rest (so all vehikel are moving synchroniously)
for(unsigned i=1; i<anz_vehikel; i++) {
fahr[i]->fahre_basis(sp_hat);
}
// maybe we have been stopped be something => avoid wide jumps
sp_soll = (sp_soll-sp_hat) & 0x0FFF;
// smoke for the engines
next_wolke += delta_t;
if(next_wolke>500) {
next_wolke = 0;
for(int i=0; i<anz_vehikel; i++ ) {
fahr[i]->rauche();
}
}
}
break; // DRIVING
case LOADING:
// Hajo: loading is an async task, see laden()
break;
case WAITING_FOR_CLEARANCE:
case WAITING_FOR_CLEARANCE_ONE_MONTH:
case WAITING_FOR_CLEARANCE_TWO_MONTHS:
// Hajo: waiting is asynchronous => fixed waiting order and route search
break;
case SELF_DESTRUCT:
// see step, since destruction during a screen update ma give stange effects
break;
default:
dbg->fatal("convoi_t::sync_step()", "Wrong state %d!\n", state);
break;
}
return true;
}
/**
* Berechne route von Start- zu Zielkoordinate
* @author Hanjsörg Malthaner
*/
bool convoi_t::drive_to()
{
if( anz_vehikel>0 ) {
koord3d start = fahr[0]->get_pos();
koord3d ziel = fpl->get_current_eintrag().pos;
// avoid stopping midhalt
if( start==ziel ) {
halthandle_t halt = haltestelle_t::get_halt(welt,ziel,get_besitzer());
if( halt.is_bound() && route.is_contained(start) ) {
for( uint32 i=route.index_of(start); i<route.get_count(); i++ ) {
grund_t *gr = welt->lookup(route.position_bei(i));
if( gr && gr->get_halt()==halt ) {
ziel = gr->get_pos();
}
else {
break;
}
}
}
}
if( !fahr[0]->calc_route( start, ziel, speed_to_kmh(min_top_speed), &route ) ) {
if( state != NO_ROUTE ) {
state = NO_ROUTE;
get_besitzer()->bescheid_vehikel_problem( self, ziel );
}
// wait 25s before next attempt
wait_lock = 25000;
}
else {
vorfahren();
return true;
}
}
return false;
}
/**
* Ein Fahrzeug hat ein Problem erkannt und erzwingt die
* Berechnung einer neuen Route
* @author Hanjsörg Malthaner
*/
void convoi_t::suche_neue_route()
{
state = ROUTING_1;
wait_lock = 0;
}
/**
* Asynchrne step methode des Convois
* @author Hj. Malthaner
*/
void convoi_t::step()
{
if( wait_lock > 0 ) {
return;
}
// moved check to here, as this will apply the same update
// logic/constraints convois have for manual schedule manipulation
if (line_update_pending.is_bound()) {
check_pending_updates();
}
switch(state) {
case LOADING:
laden();
break;
case DUMMY4:
case DUMMY5:
break;
case FAHRPLANEINGABE:
// schedule window closed?
if(fpl!=NULL && fpl->ist_abgeschlossen()) {
set_schedule(fpl);
if( fpl->empty() ) {
// no entry => no route ...
state = NO_ROUTE;
besitzer_p->bescheid_vehikel_problem( self, koord3d::invalid );
}
else {
// Schedule changed at station
// this station? then complete loading task else drive on
halthandle_t h = haltestelle_t::get_halt( welt, get_pos(), get_besitzer() );
if( h.is_bound() && h==haltestelle_t::get_halt( welt, fpl->get_current_eintrag().pos, get_besitzer() ) ) {
if (route.get_count() > 0) {
koord3d const& pos = route.back();
if (h == haltestelle_t::get_halt(welt, pos, get_besitzer())) {
state = get_pos() == pos ? LOADING : DRIVING;
break;
}
}
else {
if( drive_to() ) {
state = DRIVING;
break;
}
}
}
if( fpl->get_current_eintrag().pos==get_pos() ) {
// position in depot: waiting