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Location: cpp/openttd-patchpack/source/src/airport.cpp - annotation
r11679:85c8ce63beba
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(svn r16069) -Update: WebTranslator2 update to 2009-04-16 17:52:36
brazilian_portuguese - 12 fixed by tucalipe (12)
korean - 8 fixed by darkttd (8)
slovenian - 10 fixed by Necrolyte (10)
brazilian_portuguese - 12 fixed by tucalipe (12)
korean - 8 fixed by darkttd (8)
slovenian - 10 fixed by Necrolyte (10)
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r5584:545d748cc681 r5971:454a15e95a02 r5584:545d748cc681 r9413:fcf267325763 r7931:4c17a74c399e r7931:4c17a74c399e r7931:4c17a74c399e r7931:4c17a74c399e r7931:4c17a74c399e r7931:4c17a74c399e r7931:4c17a74c399e r7931:4c17a74c399e r5971:454a15e95a02 r5584:545d748cc681 | /* $Id$ */
/** @file airport.cpp Functions related to airports. */
#include "stdafx.h"
#include "debug.h"
#include "airport.h"
#include "airport_movement.h"
#include "core/bitmath_func.hpp"
#include "core/alloc_func.hpp"
#include "date_func.h"
#include "settings_type.h"
/* Uncomment this to print out a full report of the airport-structure
* You should either use
* - true: full-report, print out every state and choice with string-names
* OR
* - false: give a summarized report which only shows current and next position */
//#define DEBUG_AIRPORT false
static AirportFTAClass *DummyAirport;
static AirportFTAClass *CountryAirport;
static AirportFTAClass *CityAirport;
static AirportFTAClass *Oilrig;
static AirportFTAClass *Heliport;
static AirportFTAClass *MetropolitanAirport;
static AirportFTAClass *InternationalAirport;
static AirportFTAClass *CommuterAirport;
static AirportFTAClass *HeliDepot;
static AirportFTAClass *IntercontinentalAirport;
static AirportFTAClass *HeliStation;
void InitializeAirports()
{
DummyAirport = new AirportFTAClass(
_airport_moving_data_dummy,
NULL,
NULL,
_airport_entries_dummy,
AirportFTAClass::ALL,
_airport_fta_dummy,
NULL,
0,
0, 0, 0,
0,
0
);
CountryAirport = new AirportFTAClass(
_airport_moving_data_country,
_airport_terminal_country,
NULL,
_airport_entries_country,
AirportFTAClass::ALL | AirportFTAClass::SHORT_STRIP,
_airport_fta_country,
_airport_depots_country,
lengthof(_airport_depots_country),
4, 3, 3,
0,
4
);
CityAirport = new AirportFTAClass(
_airport_moving_data_town,
_airport_terminal_city,
NULL,
_airport_entries_city,
AirportFTAClass::ALL,
_airport_fta_city,
_airport_depots_city,
lengthof(_airport_depots_city),
6, 6, 5,
0,
5
);
MetropolitanAirport = new AirportFTAClass(
_airport_moving_data_metropolitan,
_airport_terminal_metropolitan,
NULL,
_airport_entries_metropolitan,
AirportFTAClass::ALL,
_airport_fta_metropolitan,
_airport_depots_metropolitan,
lengthof(_airport_depots_metropolitan),
6, 6, 8,
0,
6
);
InternationalAirport = new AirportFTAClass(
_airport_moving_data_international,
_airport_terminal_international,
_airport_helipad_international,
_airport_entries_international,
AirportFTAClass::ALL,
_airport_fta_international,
_airport_depots_international,
lengthof(_airport_depots_international),
7, 7, 17,
0,
8
);
IntercontinentalAirport = new AirportFTAClass(
_airport_moving_data_intercontinental,
_airport_terminal_intercontinental,
_airport_helipad_intercontinental,
_airport_entries_intercontinental,
AirportFTAClass::ALL,
_airport_fta_intercontinental,
_airport_depots_intercontinental,
lengthof(_airport_depots_intercontinental),
9, 11, 25,
0,
10
);
Heliport = new AirportFTAClass(
_airport_moving_data_heliport,
NULL,
_airport_helipad_heliport_oilrig,
_airport_entries_heliport_oilrig,
AirportFTAClass::HELICOPTERS,
_airport_fta_heliport_oilrig,
NULL,
0,
1, 1, 1,
60,
4
);
Oilrig = new AirportFTAClass(
_airport_moving_data_oilrig,
NULL,
_airport_helipad_heliport_oilrig,
_airport_entries_heliport_oilrig,
AirportFTAClass::HELICOPTERS,
_airport_fta_heliport_oilrig,
NULL,
0,
1, 1, 0,
54,
3
);
CommuterAirport = new AirportFTAClass(
_airport_moving_data_commuter,
_airport_terminal_commuter,
_airport_helipad_commuter,
_airport_entries_commuter,
AirportFTAClass::ALL | AirportFTAClass::SHORT_STRIP,
_airport_fta_commuter,
_airport_depots_commuter,
lengthof(_airport_depots_commuter),
5, 4, 4,
0,
4
);
HeliDepot = new AirportFTAClass(
_airport_moving_data_helidepot,
NULL,
_airport_helipad_helidepot,
_airport_entries_helidepot,
AirportFTAClass::HELICOPTERS,
_airport_fta_helidepot,
_airport_depots_helidepot,
lengthof(_airport_depots_helidepot),
2, 2, 2,
0,
4
);
HeliStation = new AirportFTAClass(
_airport_moving_data_helistation,
NULL,
_airport_helipad_helistation,
_airport_entries_helistation,
AirportFTAClass::HELICOPTERS,
_airport_fta_helistation,
_airport_depots_helistation,
lengthof(_airport_depots_helistation),
4, 2, 3,
0,
4
);
}
void UnInitializeAirports()
{
delete DummyAirport;
delete CountryAirport;
delete CityAirport;
delete Heliport;
delete MetropolitanAirport;
delete InternationalAirport;
delete CommuterAirport;
delete HeliDepot;
delete IntercontinentalAirport;
delete HeliStation;
}
static uint16 AirportGetNofElements(const AirportFTAbuildup *apFA);
static AirportFTA *AirportBuildAutomata(uint nofelements, const AirportFTAbuildup *apFA);
static byte AirportGetTerminalCount(const byte *terminals, byte *groups);
static byte AirportTestFTA(uint nofelements, const AirportFTA *layout, const byte *terminals);
#ifdef DEBUG_AIRPORT
static void AirportPrintOut(uint nofelements, const AirportFTA *layout, bool full_report);
#endif
AirportFTAClass::AirportFTAClass(
const AirportMovingData *moving_data_,
const byte *terminals_,
const byte *helipads_,
const byte *entry_points_,
Flags flags_,
const AirportFTAbuildup *apFA,
const TileIndexDiffC *depots_,
const byte nof_depots_,
uint size_x_,
uint size_y_,
byte noise_level_,
byte delta_z_,
byte catchment_
) :
moving_data(moving_data_),
terminals(terminals_),
helipads(helipads_),
airport_depots(depots_),
flags(flags_),
nof_depots(nof_depots_),
nofelements(AirportGetNofElements(apFA)),
entry_points(entry_points_),
size_x(size_x_),
size_y(size_y_),
noise_level(noise_level_),
delta_z(delta_z_),
catchment(catchment_)
{
byte nofterminalgroups, nofhelipadgroups;
/* Set up the terminal and helipad count for an airport.
* TODO: If there are more than 10 terminals or 4 helipads, internal variables
* need to be changed, so don't allow that for now */
uint nofterminals = AirportGetTerminalCount(terminals, &nofterminalgroups);
if (nofterminals > MAX_TERMINALS) {
DEBUG(misc, 0, "[Ap] only a maximum of %d terminals are supported (requested %d)", MAX_TERMINALS, nofterminals);
assert(nofterminals <= MAX_TERMINALS);
}
uint nofhelipads = AirportGetTerminalCount(helipads, &nofhelipadgroups);
if (nofhelipads > MAX_HELIPADS) {
DEBUG(misc, 0, "[Ap] only a maximum of %d helipads are supported (requested %d)", MAX_HELIPADS, nofhelipads);
assert(nofhelipads <= MAX_HELIPADS);
}
/* Get the number of elements from the source table. We also double check this
* with the entry point which must be within bounds and use this information
* later on to build and validate the state machine */
for (DiagDirection i = DIAGDIR_BEGIN; i < DIAGDIR_END; i++) {
if (entry_points[i] >= nofelements) {
DEBUG(misc, 0, "[Ap] entry (%d) must be within the airport (maximum %d)", entry_points[i], nofelements);
assert(entry_points[i] < nofelements);
}
}
/* Build the state machine itself */
layout = AirportBuildAutomata(nofelements, apFA);
DEBUG(misc, 6, "[Ap] #count %3d; #term %2d (%dgrp); #helipad %2d (%dgrp); entries %3d, %3d, %3d, %3d",
nofelements, nofterminals, nofterminalgroups, nofhelipads, nofhelipadgroups,
entry_points[DIAGDIR_NE], entry_points[DIAGDIR_SE], entry_points[DIAGDIR_SW], entry_points[DIAGDIR_NW]);
/* Test if everything went allright. This is only a rude static test checking
* the symantic correctness. By no means does passing the test mean that the
* airport is working correctly or will not deadlock for example */
uint ret = AirportTestFTA(nofelements, layout, terminals);
if (ret != MAX_ELEMENTS) DEBUG(misc, 0, "[Ap] problem with element: %d", ret - 1);
assert(ret == MAX_ELEMENTS);
#ifdef DEBUG_AIRPORT
AirportPrintOut(nofelements, layout, DEBUG_AIRPORT);
#endif
}
AirportFTAClass::~AirportFTAClass()
{
for (uint i = 0; i < nofelements; i++) {
AirportFTA *current = layout[i].next;
while (current != NULL) {
AirportFTA *next = current->next;
free(current);
current = next;
};
}
free(layout);
}
/** Get the number of elements of a source Airport state automata
* Since it is actually just a big array of AirportFTA types, we only
* know one element from the other by differing 'position' identifiers */
static uint16 AirportGetNofElements(const AirportFTAbuildup *apFA)
{
uint16 nofelements = 0;
int temp = apFA[0].position;
for (uint i = 0; i < MAX_ELEMENTS; i++) {
if (temp != apFA[i].position) {
nofelements++;
temp = apFA[i].position;
}
if (apFA[i].position == MAX_ELEMENTS) break;
}
return nofelements;
}
/** We calculate the terminal/helipod count based on the data passed to us
* This data (terminals) contains an index as a first element as to how many
* groups there are, and then the number of terminals for each group */
static byte AirportGetTerminalCount(const byte *terminals, byte *groups)
{
byte nof_terminals = 0;
*groups = 0;
if (terminals != NULL) {
uint i = terminals[0];
*groups = i;
while (i-- > 0) {
terminals++;
assert(*terminals != 0); // no empty groups please
nof_terminals += *terminals;
}
}
return nof_terminals;
}
static AirportFTA *AirportBuildAutomata(uint nofelements, const AirportFTAbuildup *apFA)
{
AirportFTA *FAutomata = MallocT<AirportFTA>(nofelements);
uint16 internalcounter = 0;
for (uint i = 0; i < nofelements; i++) {
AirportFTA *current = &FAutomata[i];
current->position = apFA[internalcounter].position;
current->heading = apFA[internalcounter].heading;
current->block = apFA[internalcounter].block;
current->next_position = apFA[internalcounter].next;
/* outgoing nodes from the same position, create linked list */
while (current->position == apFA[internalcounter + 1].position) {
AirportFTA *newNode = MallocT<AirportFTA>(1);
newNode->position = apFA[internalcounter + 1].position;
newNode->heading = apFA[internalcounter + 1].heading;
newNode->block = apFA[internalcounter + 1].block;
newNode->next_position = apFA[internalcounter + 1].next;
/* create link */
current->next = newNode;
current = current->next;
internalcounter++;
}
current->next = NULL;
internalcounter++;
}
return FAutomata;
}
static byte AirportTestFTA(uint nofelements, const AirportFTA *layout, const byte *terminals)
{
uint next_position = 0;
for (uint i = 0; i < nofelements; i++) {
uint position = layout[i].position;
if (position != next_position) return i;
const AirportFTA *first = &layout[i];
for (const AirportFTA *current = first; current != NULL; current = current->next) {
/* A heading must always be valid. The only exceptions are
* - multiple choices as start, identified by a special value of 255
* - terminal group which is identified by a special value of 255 */
if (current->heading > MAX_HEADINGS) {
if (current->heading != 255) return i;
if (current == first && current->next == NULL) return i;
if (current != first && current->next_position > terminals[0]) return i;
}
/* If there is only one choice, it must be at the end */
if (current->heading == 0 && current->next != NULL) return i;
/* Obviously the elements of the linked list must have the same identifier */
if (position != current->position) return i;
/* A next position must be within bounds */
if (current->next_position >= nofelements) return i;
}
next_position++;
}
return MAX_ELEMENTS;
}
#ifdef DEBUG_AIRPORT
static const char * const _airport_heading_strings[] = {
"TO_ALL",
"HANGAR",
"TERM1",
"TERM2",
"TERM3",
"TERM4",
"TERM5",
"TERM6",
"HELIPAD1",
"HELIPAD2",
"TAKEOFF",
"STARTTAKEOFF",
"ENDTAKEOFF",
"HELITAKEOFF",
"FLYING",
"LANDING",
"ENDLANDING",
"HELILANDING",
"HELIENDLANDING",
"TERM7",
"TERM8",
"HELIPAD3",
"HELIPAD4",
"DUMMY" // extra heading for 255
};
static void AirportPrintOut(uint nofelements, const AirportFTA *layout, bool full_report)
{
if (!full_report) printf("(P = Current Position; NP = Next Position)\n");
for (uint i = 0; i < nofelements; i++) {
for (const AirportFTA *current = &layout[i]; current != NULL; current = current->next) {
if (full_report) {
byte heading = (current->heading == 255) ? MAX_HEADINGS + 1 : current->heading;
printf("\tPos:%2d NPos:%2d Heading:%15s Block:%2d\n", current->position,
current->next_position, _airport_heading_strings[heading],
FindLastBit(current->block));
} else {
printf("P:%2d NP:%2d", current->position, current->next_position);
}
}
printf("\n");
}
}
#endif
const AirportFTAClass *GetAirport(const byte airport_type)
{
/* FIXME -- AircraftNextAirportPos_and_Order -> Needs something nicer, don't like this code
* needs constant change if more airports are added */
switch (airport_type) {
default: NOT_REACHED();
case AT_SMALL: return CountryAirport;
case AT_LARGE: return CityAirport;
case AT_METROPOLITAN: return MetropolitanAirport;
case AT_HELIPORT: return Heliport;
case AT_OILRIG: return Oilrig;
case AT_INTERNATIONAL: return InternationalAirport;
case AT_COMMUTER: return CommuterAirport;
case AT_HELIDEPOT: return HeliDepot;
case AT_INTERCON: return IntercontinentalAirport;
case AT_HELISTATION: return HeliStation;
case AT_DUMMY: return DummyAirport;
}
}
uint32 GetValidAirports()
{
uint32 mask = 0;
if (_cur_year < 1960 || _settings_game.station.always_small_airport) SetBit(mask, 0); // small airport
if (_cur_year >= 1955) SetBit(mask, 1); // city airport
if (_cur_year >= 1963) SetBit(mask, 2); // heliport
if (_cur_year >= 1980) SetBit(mask, 3); // metropolitan airport
if (_cur_year >= 1990) SetBit(mask, 4); // international airport
if (_cur_year >= 1983) SetBit(mask, 5); // commuter airport
if (_cur_year >= 1976) SetBit(mask, 6); // helidepot
if (_cur_year >= 2002) SetBit(mask, 7); // intercontinental airport
if (_cur_year >= 1980) SetBit(mask, 8); // helistation
return mask;
}
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