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(svn r6768) -Cleanup: For airports change *Airport to *apc (variable naming coding style 

conformance (AirportFTAClass), *FA to *apFA (to better reflect its type 
 AirportFTAbuildup), and ->next_in_chain into ->next.
This commit is contained in:
Darkvater 2006-10-13 23:08:55 +00:00
parent c84ffc2f1f
commit 9c508259a9
4 changed files with 168 additions and 168 deletions
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184
aircraft_cmd.c
View File

@ -26,12 +26,12 @@
#include "newgrf_sound.h"
#include "date.h"
static bool AirportMove(Vehicle *v, const AirportFTAClass *Airport);
static bool AirportSetBlocks(Vehicle *v, AirportFTA *current_pos, const AirportFTAClass *Airport);
static bool AirportHasBlock(Vehicle *v, AirportFTA *current_pos, const AirportFTAClass *Airport);
static bool AirportFindFreeTerminal(Vehicle *v, const AirportFTAClass *Airport);
static bool AirportFindFreeHelipad(Vehicle *v, const AirportFTAClass *Airport);
static void AirportGoToNextPosition(Vehicle *v, const AirportFTAClass *Airport);
static bool AirportMove(Vehicle *v, const AirportFTAClass *apc);
static bool AirportSetBlocks(Vehicle *v, AirportFTA *current_pos, const AirportFTAClass *apc);
static bool AirportHasBlock(Vehicle *v, AirportFTA *current_pos, const AirportFTAClass *apc);
static bool AirportFindFreeTerminal(Vehicle *v, const AirportFTAClass *apc);
static bool AirportFindFreeHelipad(Vehicle *v, const AirportFTAClass *apc);
static void AirportGoToNextPosition(Vehicle *v, const AirportFTAClass *apc);
static void CrashAirplane(Vehicle *v);
static void AircraftNextAirportPos_and_Order(Vehicle *v);
@ -1401,15 +1401,15 @@ static void AircraftLandAirplane(Vehicle *v)
static void AircraftNextAirportPos_and_Order(Vehicle *v)
{
const Station* st;
const AirportFTAClass *Airport;
const AirportFTAClass *apc;
if (v->current_order.type == OT_GOTO_STATION ||
v->current_order.type == OT_GOTO_DEPOT)
v->u.air.targetairport = v->current_order.dest;
st = GetStation(v->u.air.targetairport);
Airport = GetAirport(st->airport_type);
v->u.air.pos = v->u.air.previous_pos = Airport->entry_point;
apc = GetAirport(st->airport_type);
v->u.air.pos = v->u.air.previous_pos = apc->entry_point;
}
static void AircraftLeaveHangar(Vehicle *v)
@ -1442,24 +1442,24 @@ static void AircraftLeaveHangar(Vehicle *v)
////////////////////////////////////////////////////////////////////////////////
/////////////////// AIRCRAFT MOVEMENT SCHEME ////////////////////////////////
////////////////////////////////////////////////////////////////////////////////
static void AircraftEventHandler_EnterTerminal(Vehicle *v, const AirportFTAClass *Airport)
static void AircraftEventHandler_EnterTerminal(Vehicle *v, const AirportFTAClass *apc)
{
AircraftEntersTerminal(v);
v->u.air.state = Airport->layout[v->u.air.pos].heading;
v->u.air.state = apc->layout[v->u.air.pos].heading;
}
static void AircraftEventHandler_EnterHangar(Vehicle *v, const AirportFTAClass *Airport)
static void AircraftEventHandler_EnterHangar(Vehicle *v, const AirportFTAClass *apc)
{
VehicleEnterDepot(v);
v->u.air.state = Airport->layout[v->u.air.pos].heading;
v->u.air.state = apc->layout[v->u.air.pos].heading;
}
// In an Airport Hangar
static void AircraftEventHandler_InHangar(Vehicle *v, const AirportFTAClass *Airport)
static void AircraftEventHandler_InHangar(Vehicle *v, const AirportFTAClass *apc)
{
// if we just arrived, execute EnterHangar first
if (v->u.air.previous_pos != v->u.air.pos) {
AircraftEventHandler_EnterHangar(v, Airport);
AircraftEventHandler_EnterHangar(v, apc);
return;
}
@ -1475,35 +1475,35 @@ static void AircraftEventHandler_InHangar(Vehicle *v, const AirportFTAClass *Air
return;
// if the block of the next position is busy, stay put
if (AirportHasBlock(v, &Airport->layout[v->u.air.pos], Airport)) return;
if (AirportHasBlock(v, &apc->layout[v->u.air.pos], apc)) return;
// We are already at the target airport, we need to find a terminal
if (v->current_order.dest == v->u.air.targetairport) {
// FindFreeTerminal:
// 1. Find a free terminal, 2. Occupy it, 3. Set the vehicle's state to that terminal
if (v->subtype != 0) {
if (!AirportFindFreeTerminal(v, Airport)) return; // airplane
if (!AirportFindFreeTerminal(v, apc)) return; // airplane
} else {
if (!AirportFindFreeHelipad(v, Airport)) return; // helicopter
if (!AirportFindFreeHelipad(v, apc)) return; // helicopter
}
} else { // Else prepare for launch.
// airplane goto state takeoff, helicopter to helitakeoff
v->u.air.state = (v->subtype != 0) ? TAKEOFF : HELITAKEOFF;
}
AircraftLeaveHangar(v);
AirportMove(v, Airport);
AirportMove(v, apc);
}
// At one of the Airport's Terminals
static void AircraftEventHandler_AtTerminal(Vehicle *v, const AirportFTAClass *Airport)
static void AircraftEventHandler_AtTerminal(Vehicle *v, const AirportFTAClass *apc)
{
// if we just arrived, execute EnterTerminal first
if (v->u.air.previous_pos != v->u.air.pos) {
AircraftEventHandler_EnterTerminal(v, Airport);
AircraftEventHandler_EnterTerminal(v, apc);
// on an airport with helipads, a helicopter will always land there
// and get serviced at the same time - patch setting
if (_patches.serviceathelipad) {
if (v->subtype == 0 && Airport->helipads != NULL) {
if (v->subtype == 0 && apc->helipads != NULL) {
// an exerpt of ServiceAircraft, without the invisibility stuff
v->date_of_last_service = _date;
v->breakdowns_since_last_service = 0;
@ -1517,7 +1517,7 @@ static void AircraftEventHandler_AtTerminal(Vehicle *v, const AirportFTAClass *A
if (v->current_order.type == OT_NOTHING) return;
// if the block of the next position is busy, stay put
if (AirportHasBlock(v, &Airport->layout[v->u.air.pos], Airport)) {
if (AirportHasBlock(v, &apc->layout[v->u.air.pos], apc)) {
return;
}
@ -1541,34 +1541,34 @@ static void AircraftEventHandler_AtTerminal(Vehicle *v, const AirportFTAClass *A
v->current_order.flags = 0;
v->u.air.state = HANGAR;
}
AirportMove(v, Airport);
AirportMove(v, apc);
}
static void AircraftEventHandler_General(Vehicle *v, const AirportFTAClass *Airport)
static void AircraftEventHandler_General(Vehicle *v, const AirportFTAClass *apc)
{
DEBUG(misc, 0) ("OK, you shouldn't be here, check your Airport Scheme!");
assert(0);
}
static void AircraftEventHandler_TakeOff(Vehicle *v, const AirportFTAClass *Airport) {
static void AircraftEventHandler_TakeOff(Vehicle *v, const AirportFTAClass *apc) {
PlayAircraftSound(v); // play takeoffsound for airplanes
v->u.air.state = STARTTAKEOFF;
}
static void AircraftEventHandler_StartTakeOff(Vehicle *v, const AirportFTAClass *Airport)
static void AircraftEventHandler_StartTakeOff(Vehicle *v, const AirportFTAClass *apc)
{
v->sprite_width = v->sprite_height = 24; // ??? no idea what this is
v->u.air.state = ENDTAKEOFF;
}
static void AircraftEventHandler_EndTakeOff(Vehicle *v, const AirportFTAClass *Airport)
static void AircraftEventHandler_EndTakeOff(Vehicle *v, const AirportFTAClass *apc)
{
v->u.air.state = FLYING;
// get the next position to go to, differs per airport
AircraftNextAirportPos_and_Order(v);
}
static void AircraftEventHandler_HeliTakeOff(Vehicle *v, const AirportFTAClass *Airport)
static void AircraftEventHandler_HeliTakeOff(Vehicle *v, const AirportFTAClass *apc)
{
const Player* p = GetPlayer(v->owner);
v->sprite_width = v->sprite_height = 24; // ??? no idea what this is
@ -1589,7 +1589,7 @@ static void AircraftEventHandler_HeliTakeOff(Vehicle *v, const AirportFTAClass *
}
}
static void AircraftEventHandler_Flying(Vehicle *v, const AirportFTAClass *Airport)
static void AircraftEventHandler_Flying(Vehicle *v, const AirportFTAClass *apc)
{
Station *st;
byte landingtype;
@ -1602,14 +1602,14 @@ static void AircraftEventHandler_Flying(Vehicle *v, const AirportFTAClass *Airpo
// all other airports --> all types of flying devices (ALL)
// heliport/oilrig, etc --> no airplanes (HELICOPTERS_ONLY)
// runway busy or not allowed to use this airstation, circle
if (v->subtype != Airport->acc_planes &&
if (v->subtype != apc->acc_planes &&
st->airport_tile != 0 &&
(st->owner == OWNER_NONE || st->owner == v->owner)) {
// {32,FLYING,NOTHING_block,37}, {32,LANDING,N,33}, {32,HELILANDING,N,41},
// if it is an airplane, look for LANDING, for helicopter HELILANDING
// it is possible to choose from multiple landing runways, so loop until a free one is found
landingtype = (v->subtype != 0) ? LANDING : HELILANDING;
current = Airport->layout[v->u.air.pos].next_in_chain;
current = apc->layout[v->u.air.pos].next;
while (current != NULL) {
if (current->heading == landingtype) {
// save speed before, since if AirportHasBlock is false, it resets them to 0
@ -1617,26 +1617,26 @@ static void AircraftEventHandler_Flying(Vehicle *v, const AirportFTAClass *Airpo
// hack for speed thingie
tcur_speed = v->cur_speed;
tsubspeed = v->subspeed;
if (!AirportHasBlock(v, current, Airport)) {
if (!AirportHasBlock(v, current, apc)) {
v->u.air.state = landingtype; // LANDING / HELILANDING
// it's a bit dirty, but I need to set position to next position, otherwise
// if there are multiple runways, plane won't know which one it took (because
// they all have heading LANDING). And also occupy that block!
v->u.air.pos = current->next_position;
SETBITS(st->airport_flags, Airport->layout[v->u.air.pos].block);
SETBITS(st->airport_flags, apc->layout[v->u.air.pos].block);
return;
}
v->cur_speed = tcur_speed;
v->subspeed = tsubspeed;
}
current = current->next_in_chain;
current = current->next;
}
}
v->u.air.state = FLYING;
v->u.air.pos = Airport->layout[v->u.air.pos].next_position;
v->u.air.pos = apc->layout[v->u.air.pos].next_position;
}
static void AircraftEventHandler_Landing(Vehicle *v, const AirportFTAClass *Airport)
static void AircraftEventHandler_Landing(Vehicle *v, const AirportFTAClass *apc)
{
const Player* p = GetPlayer(v->owner);
AircraftLandAirplane(v); // maybe crash airplane
@ -1654,32 +1654,32 @@ static void AircraftEventHandler_Landing(Vehicle *v, const AirportFTAClass *Airp
}
}
static void AircraftEventHandler_HeliLanding(Vehicle *v, const AirportFTAClass *Airport)
static void AircraftEventHandler_HeliLanding(Vehicle *v, const AirportFTAClass *apc)
{
AircraftLand(v); // helicopters don't crash
v->u.air.state = HELIENDLANDING;
}
static void AircraftEventHandler_EndLanding(Vehicle *v, const AirportFTAClass *Airport)
static void AircraftEventHandler_EndLanding(Vehicle *v, const AirportFTAClass *apc)
{
// next block busy, don't do a thing, just wait
if (AirportHasBlock(v, &Airport->layout[v->u.air.pos], Airport)) return;
if (AirportHasBlock(v, &apc->layout[v->u.air.pos], apc)) return;
// if going to terminal (OT_GOTO_STATION) choose one
// 1. in case all terminals are busy AirportFindFreeTerminal() returns false or
// 2. not going for terminal (but depot, no order),
// --> get out of the way to the hangar.
if (v->current_order.type == OT_GOTO_STATION) {
if (AirportFindFreeTerminal(v, Airport)) return;
if (AirportFindFreeTerminal(v, apc)) return;
}
v->u.air.state = HANGAR;
}
static void AircraftEventHandler_HeliEndLanding(Vehicle *v, const AirportFTAClass *Airport)
static void AircraftEventHandler_HeliEndLanding(Vehicle *v, const AirportFTAClass *apc)
{
// next block busy, don't do a thing, just wait
if (AirportHasBlock(v, &Airport->layout[v->u.air.pos], Airport)) return;
if (AirportHasBlock(v, &apc->layout[v->u.air.pos], apc)) return;
// if going to helipad (OT_GOTO_STATION) choose one. If airport doesn't have helipads, choose terminal
// 1. in case all terminals/helipads are busy (AirportFindFreeHelipad() returns false) or
@ -1689,12 +1689,12 @@ static void AircraftEventHandler_HeliEndLanding(Vehicle *v, const AirportFTAClas
// the reason behind this is that if an airport has a terminal, it also has a hangar. Airplanes
// must go to a hangar.
if (v->current_order.type == OT_GOTO_STATION) {
if (AirportFindFreeHelipad(v, Airport)) return;
if (AirportFindFreeHelipad(v, apc)) return;
}
v->u.air.state = (Airport->nof_depots != 0) ? HANGAR : HELITAKEOFF;
v->u.air.state = (apc->nof_depots != 0) ? HANGAR : HELITAKEOFF;
}
typedef void AircraftStateHandler(Vehicle *v, const AirportFTAClass *Airport);
typedef void AircraftStateHandler(Vehicle *v, const AirportFTAClass *apc);
static AircraftStateHandler * const _aircraft_state_handlers[] = {
AircraftEventHandler_General, // TO_ALL = 0
AircraftEventHandler_InHangar, // HANGAR = 1
@ -1721,42 +1721,42 @@ static AircraftStateHandler * const _aircraft_state_handlers[] = {
AircraftEventHandler_AtTerminal, // HELIPAD4 = 22
};
static void AirportClearBlock(const Vehicle *v, const AirportFTAClass *Airport)
static void AirportClearBlock(const Vehicle *v, const AirportFTAClass *apc)
{
// we have left the previous block, and entered the new one. Free the previous block
if (Airport->layout[v->u.air.previous_pos].block != Airport->layout[v->u.air.pos].block) {
if (apc->layout[v->u.air.previous_pos].block != apc->layout[v->u.air.pos].block) {
Station *st = GetStation(v->u.air.targetairport);
CLRBITS(st->airport_flags, Airport->layout[v->u.air.previous_pos].block);
CLRBITS(st->airport_flags, apc->layout[v->u.air.previous_pos].block);
}
}
static void AirportGoToNextPosition(Vehicle *v, const AirportFTAClass *Airport)
static void AirportGoToNextPosition(Vehicle *v, const AirportFTAClass *apc)
{
// if aircraft is not in position, wait until it is
if (!AircraftController(v)) return;
AirportClearBlock(v, Airport);
AirportMove(v, Airport); // move aircraft to next position
AirportClearBlock(v, apc);
AirportMove(v, apc); // move aircraft to next position
}
// gets pos from vehicle and next orders
static bool AirportMove(Vehicle *v, const AirportFTAClass *Airport)
static bool AirportMove(Vehicle *v, const AirportFTAClass *apc)
{
AirportFTA *current;
byte prev_pos;
// error handling
if (v->u.air.pos >= Airport->nofelements) {
DEBUG(misc, 0) ("position %d is not valid for current airport. Max position is %d", v->u.air.pos, Airport->nofelements-1);
assert(v->u.air.pos < Airport->nofelements);
if (v->u.air.pos >= apc->nofelements) {
DEBUG(misc, 0) ("position %d is not valid for current airport. Max position is %d", v->u.air.pos, apc->nofelements-1);
assert(v->u.air.pos < apc->nofelements);
}
current = &Airport->layout[v->u.air.pos];
current = &apc->layout[v->u.air.pos];
// we have arrived in an important state (eg terminal, hangar, etc.)
if (current->heading == v->u.air.state) {
prev_pos = v->u.air.pos; // location could be changed in state, so save it before-hand
_aircraft_state_handlers[v->u.air.state](v, Airport);
_aircraft_state_handlers[v->u.air.state](v, apc);
if (v->u.air.state != FLYING) v->u.air.previous_pos = prev_pos;
return true;
}
@ -1764,8 +1764,8 @@ static bool AirportMove(Vehicle *v, const AirportFTAClass *Airport)
v->u.air.previous_pos = v->u.air.pos; // save previous location
// there is only one choice to move to
if (current->next_in_chain == NULL) {
if (AirportSetBlocks(v, current, Airport)) {
if (current->next == NULL) {
if (AirportSetBlocks(v, current, apc)) {
v->u.air.pos = current->next_position;
} // move to next position
return false;
@ -1775,28 +1775,28 @@ static bool AirportMove(Vehicle *v, const AirportFTAClass *Airport)
// matches our heading
do {
if (v->u.air.state == current->heading || current->heading == TO_ALL) {
if (AirportSetBlocks(v, current, Airport)) {
if (AirportSetBlocks(v, current, apc)) {
v->u.air.pos = current->next_position;
} // move to next position
return false;
}
current = current->next_in_chain;
current = current->next;
} while (current != NULL);
DEBUG(misc, 0) ("Cannot move further on Airport...! pos:%d state:%d", v->u.air.pos, v->u.air.state);
DEBUG(misc, 0) ("Airport entry point: %d, Vehicle: %d", Airport->entry_point, v->index);
DEBUG(misc, 0) ("Airport entry point: %d, Vehicle: %d", apc->entry_point, v->index);
assert(0);
return false;
}
// returns true if the road ahead is busy, eg. you must wait before proceeding
static bool AirportHasBlock(Vehicle *v, AirportFTA *current_pos, const AirportFTAClass *Airport)
static bool AirportHasBlock(Vehicle *v, AirportFTA *current_pos, const AirportFTAClass *apc)
{
const AirportFTA* reference = &Airport->layout[v->u.air.pos];
const AirportFTA* next = &Airport->layout[current_pos->next_position];
const AirportFTA* reference = &apc->layout[v->u.air.pos];
const AirportFTA* next = &apc->layout[current_pos->next_position];
// same block, then of course we can move
if (Airport->layout[current_pos->position].block != next->block) {
if (apc->layout[current_pos->position].block != next->block) {
const Station* st = GetStation(v->u.air.targetairport);
uint32 airport_flags = next->block;
@ -1815,26 +1815,26 @@ static bool AirportHasBlock(Vehicle *v, AirportFTA *current_pos, const AirportFT
}
// returns true on success. Eg, next block was free and we have occupied it
static bool AirportSetBlocks(Vehicle *v, AirportFTA *current_pos, const AirportFTAClass *Airport)
static bool AirportSetBlocks(Vehicle *v, AirportFTA *current_pos, const AirportFTAClass *apc)
{
AirportFTA* next = &Airport->layout[current_pos->next_position];
AirportFTA* reference = &Airport->layout[v->u.air.pos];
AirportFTA* next = &apc->layout[current_pos->next_position];
AirportFTA* reference = &apc->layout[v->u.air.pos];
AirportFTA* current;
// if the next position is in another block, check it and wait until it is free
if ((Airport->layout[current_pos->position].block & next->block) != next->block) {
if ((apc->layout[current_pos->position].block & next->block) != next->block) {
uint32 airport_flags = next->block;
Station* st = GetStation(v->u.air.targetairport);
//search for all all elements in the list with the same state, and blocks != N
// this means more blocks should be checked/set
current = current_pos;
if (current == reference) current = current->next_in_chain;
if (current == reference) current = current->next;
while (current != NULL) {
if (current->heading == current_pos->heading && current->block != 0) {
airport_flags |= current->block;
break;
}
current = current->next_in_chain;
current = current->next;
};
// if the block to be checked is in the next position, then exclude that from
@ -1868,17 +1868,17 @@ static bool FreeTerminal(Vehicle *v, byte i, byte last_terminal)
return false;
}
static uint GetNumTerminals(const AirportFTAClass *Airport)
static uint GetNumTerminals(const AirportFTAClass *apc)
{
uint num = 0;
uint i;
for (i = Airport->terminals[0]; i > 0; i--) num += Airport->terminals[i];
for (i = apc->terminals[0]; i > 0; i--) num += apc->terminals[i];
return num;
}
static bool AirportFindFreeTerminal(Vehicle *v, const AirportFTAClass *Airport)
static bool AirportFindFreeTerminal(Vehicle *v, const AirportFTAClass *apc)
{
AirportFTA *temp;
Station *st;
@ -1893,9 +1893,9 @@ static bool AirportFindFreeTerminal(Vehicle *v, const AirportFTAClass *Airport)
* possible groups are checked (in this case group 1, since that is after group 0). If that
* fails, then attempt fails and plane waits
*/
if (Airport->terminals[0] > 1) {
if (apc->terminals[0] > 1) {
st = GetStation(v->u.air.targetairport);
temp = Airport->layout[v->u.air.pos].next_in_chain;
temp = apc->layout[v->u.air.pos].next;
while (temp != NULL) {
if (temp->heading == 255) {
if (!HASBITS(st->airport_flags, temp->block)) {
@ -1912,9 +1912,9 @@ static bool AirportFindFreeTerminal(Vehicle *v, const AirportFTAClass *Airport)
//that means, sum up all terminals of
//groups with lower number
for (i = 1; i < target_group; i++)
group_start += Airport->terminals[i];
group_start += apc->terminals[i];
group_end = group_start + Airport->terminals[target_group];
group_end = group_start + apc->terminals[target_group];
if (FreeTerminal(v, group_start, group_end)) return true;
}
} else {
@ -1922,34 +1922,34 @@ static bool AirportFindFreeTerminal(Vehicle *v, const AirportFTAClass *Airport)
* So we cannot move */
return false;
}
temp = temp->next_in_chain;
temp = temp->next;
}
}
// if there is only 1 terminalgroup, all terminals are checked (starting from 0 to max)
return FreeTerminal(v, 0, GetNumTerminals(Airport));
return FreeTerminal(v, 0, GetNumTerminals(apc));
}
static uint GetNumHelipads(const AirportFTAClass *Airport)
static uint GetNumHelipads(const AirportFTAClass *apc)
{
uint num = 0;
uint i;
for (i = Airport->helipads[0]; i > 0; i--) num += Airport->helipads[i];
for (i = apc->helipads[0]; i > 0; i--) num += apc->helipads[i];
return num;
}
static bool AirportFindFreeHelipad(Vehicle *v, const AirportFTAClass *Airport)
static bool AirportFindFreeHelipad(Vehicle *v, const AirportFTAClass *apc)
{
// if an airport doesn't have helipads, use terminals
if (Airport->helipads == NULL) return AirportFindFreeTerminal(v, Airport);
if (apc->helipads == NULL) return AirportFindFreeTerminal(v, apc);
// if there are more helicoptergroups, pick one, just as in AirportFindFreeTerminal()
if (Airport->helipads[0] > 1) {
if (apc->helipads[0] > 1) {
const Station* st = GetStation(v->u.air.targetairport);
const AirportFTA* temp = Airport->layout[v->u.air.pos].next_in_chain;
const AirportFTA* temp = apc->layout[v->u.air.pos].next;
while (temp != NULL) {
if (temp->heading == 255) {
@ -1967,9 +1967,9 @@ static bool AirportFindFreeHelipad(Vehicle *v, const AirportFTAClass *Airport)
//that means, sum up all terminals of
//groups with lower number
for (i = 1; i < target_group; i++)
group_start += Airport->helipads[i];
group_start += apc->helipads[i];
group_end = group_start + Airport->helipads[target_group];
group_end = group_start + apc->helipads[target_group];
if (FreeTerminal(v, group_start, group_end)) return true;
}
} else {
@ -1977,12 +1977,12 @@ static bool AirportFindFreeHelipad(Vehicle *v, const AirportFTAClass *Airport)
* So we cannot move */
return false;
}
temp = temp->next_in_chain;
temp = temp->next;
}
} else {
// only 1 helicoptergroup, check all helipads
// The blocks for helipads start after the last terminal (MAX_TERMINALS)
return FreeTerminal(v, MAX_TERMINALS, GetNumHelipads(Airport) + MAX_TERMINALS);
return FreeTerminal(v, MAX_TERMINALS, GetNumHelipads(apc) + MAX_TERMINALS);
}
return false; // it shouldn't get here anytime, but just to be sure
}

134
airport.c
View File

@ -21,20 +21,20 @@ static AirportFTAClass *HeliDepot;
static AirportFTAClass *IntercontinentalAirport;
static AirportFTAClass *HeliStation;
static void AirportFTAClass_Constructor(AirportFTAClass *Airport,
static void AirportFTAClass_Constructor(AirportFTAClass *apc,
const byte *terminals, const byte *helipads,
const byte entry_point, const byte acc_planes,
const AirportFTAbuildup *FA,
const AirportFTAbuildup *apFA,
const TileIndexDiffC *depots, const byte nof_depots,
uint size_x, uint size_y
);
static void AirportFTAClass_Destructor(AirportFTAClass *Airport);
static void AirportFTAClass_Destructor(AirportFTAClass *apc);
static uint16 AirportGetNofElements(const AirportFTAbuildup *FA);
static void AirportBuildAutomata(AirportFTAClass *Airport, const AirportFTAbuildup *FA);
static byte AirportTestFTA(const AirportFTAClass *Airport);
static uint16 AirportGetNofElements(const AirportFTAbuildup *apFA);
static void AirportBuildAutomata(AirportFTAClass *apc, const AirportFTAbuildup *apFA);
static byte AirportTestFTA(const AirportFTAClass *apc);
#if 0
static void AirportPrintOut(const AirportFTAClass *Airport, const bool full_report);
static void AirportPrintOut(const AirportFTAClass *apc, const bool full_report);
#endif
void InitializeAirports(void)
@ -191,11 +191,11 @@ void UnInitializeAirports(void)
AirportFTAClass_Destructor(HeliStation);
}
static void AirportFTAClass_Constructor(AirportFTAClass *Airport,
const byte *terminals, const byte *helipads,
const byte entry_point, const byte acc_planes,
const AirportFTAbuildup *FA,
const TileIndexDiffC *depots, const byte nof_depots,
static void AirportFTAClass_Constructor(AirportFTAClass *apc,
const byte *terminals, const byte *helipads,
const byte entry_point, const byte acc_planes,
const AirportFTAbuildup *apFA,
const TileIndexDiffC *depots, const byte nof_depots,
uint size_x, uint size_y
)
{
@ -206,8 +206,8 @@ static void AirportFTAClass_Constructor(AirportFTAClass *Airport,
int i;
nofterminals = nofhelipads = 0;
Airport->size_x = size_x;
Airport->size_y = size_y;
apc->size_x = size_x;
apc->size_y = size_y;
//now we read the number of terminals we have
if (terminals != NULL) {
@ -221,7 +221,7 @@ static void AirportFTAClass_Constructor(AirportFTAClass *Airport,
}
}
Airport->terminals = terminals;
apc->terminals = terminals;
//read helipads
if (helipads != NULL) {
@ -235,7 +235,7 @@ static void AirportFTAClass_Constructor(AirportFTAClass *Airport,
}
}
Airport->helipads = helipads;
apc->helipads = helipads;
// if there are more terminals than 6, internal variables have to be changed, so don't allow that
// same goes for helipads
@ -248,26 +248,26 @@ static void AirportFTAClass_Constructor(AirportFTAClass *Airport,
assert(nofterminals <= MAX_TERMINALS);
assert(nofhelipads <= MAX_HELIPADS);
Airport->nofelements = AirportGetNofElements(FA);
apc->nofelements = AirportGetNofElements(apFA);
// check
if (entry_point >= Airport->nofelements) {printf("Entry point (%2d) must be within the airport positions (which is max %2d)\n", entry_point, Airport->nofelements);}
assert(entry_point < Airport->nofelements);
if (entry_point >= apc->nofelements) {printf("Entry point (%2d) must be within the airport positions (which is max %2d)\n", entry_point, apc->nofelements);}
assert(entry_point < apc->nofelements);
Airport->acc_planes = acc_planes;
Airport->entry_point = entry_point;
Airport->airport_depots = depots;
Airport->nof_depots = nof_depots;
apc->acc_planes = acc_planes;
apc->entry_point = entry_point;
apc->airport_depots = depots;
apc->nof_depots = nof_depots;
// build the state machine
AirportBuildAutomata(Airport, FA);
AirportBuildAutomata(apc, apFA);
DEBUG(misc, 1) ("#Elements %2d; #Terminals %2d in %d group(s); #Helipads %2d in %d group(s); Entry Point %d",
Airport->nofelements, nofterminals, nofterminalgroups, nofhelipads, nofhelipadgroups, Airport->entry_point
apc->nofelements, nofterminals, nofterminalgroups, nofhelipads, nofhelipadgroups, apc->entry_point
);
{
byte ret = AirportTestFTA(Airport);
byte ret = AirportTestFTA(apc);
if (ret != MAX_ELEMENTS) printf("ERROR with element: %d\n", ret - 1);
assert(ret == MAX_ELEMENTS);
}
@ -275,94 +275,94 @@ static void AirportFTAClass_Constructor(AirportFTAClass *Airport,
// true -- full info including heading, block, etc
// false -- short info, only position and next position
#if 0
AirportPrintOut(Airport, false);
AirportPrintOut(apc, false);
#endif
}
static void AirportFTAClass_Destructor(AirportFTAClass *Airport)
static void AirportFTAClass_Destructor(AirportFTAClass *apc)
{
int i;
AirportFTA *current, *next;
for (i = 0; i < Airport->nofelements; i++) {
current = Airport->layout[i].next_in_chain;
for (i = 0; i < apc->nofelements; i++) {
current = apc->layout[i].next;
while (current != NULL) {
next = current->next_in_chain;
next = current->next;
free(current);
current = next;
};
}
free(Airport->layout);
free(Airport);
free(apc->layout);
free(apc);
}
static uint16 AirportGetNofElements(const AirportFTAbuildup *FA)
static uint16 AirportGetNofElements(const AirportFTAbuildup *apFA)
{
int i;
uint16 nofelements = 0;
int temp = FA[0].position;
int temp = apFA[0].position;
for (i = 0; i < MAX_ELEMENTS; i++) {
if (temp != FA[i].position) {
if (temp != apFA[i].position) {
nofelements++;
temp = FA[i].position;
temp = apFA[i].position;
}
if (FA[i].position == MAX_ELEMENTS) break;
if (apFA[i].position == MAX_ELEMENTS) break;
}
return nofelements;
}
static void AirportBuildAutomata(AirportFTAClass *Airport, const AirportFTAbuildup *FA)
static void AirportBuildAutomata(AirportFTAClass *apc, const AirportFTAbuildup *apFA)
{
AirportFTA *FAutomata;
AirportFTA *current;
uint16 internalcounter, i;
FAutomata = malloc(sizeof(AirportFTA) * Airport->nofelements);
Airport->layout = FAutomata;
FAutomata = malloc(sizeof(AirportFTA) * apc->nofelements);
apc->layout = FAutomata;
internalcounter = 0;
for (i = 0; i < Airport->nofelements; i++) {
current = &Airport->layout[i];
current->position = FA[internalcounter].position;
current->heading = FA[internalcounter].heading;
current->block = FA[internalcounter].block;
current->next_position = FA[internalcounter].next_in_chain;
for (i = 0; i < apc->nofelements; i++) {
current = &apc->layout[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 == FA[internalcounter + 1].position) {
while (current->position == apFA[internalcounter + 1].position) {
AirportFTA *newNode = malloc(sizeof(AirportFTA));
newNode->position = FA[internalcounter + 1].position;
newNode->heading = FA[internalcounter + 1].heading;
newNode->block = FA[internalcounter + 1].block;
newNode->next_position = FA[internalcounter + 1].next_in_chain;
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_in_chain = newNode;
current = current->next_in_chain;
current->next = newNode;
current = current->next;
internalcounter++;
} // while
current->next_in_chain = NULL;
current->next = NULL;
internalcounter++;
}
}
static byte AirportTestFTA(const AirportFTAClass *Airport)
static byte AirportTestFTA(const AirportFTAClass *apc)
{
byte position, i, next_element;
AirportFTA *temp;
next_element = 0;
for (i = 0; i < Airport->nofelements; i++) {
position = Airport->layout[i].position;
for (i = 0; i < apc->nofelements; i++) {
position = apc->layout[i].position;
if (position != next_element) return i;
temp = &Airport->layout[i];
temp = &apc->layout[i];
do {
if (temp->heading > MAX_HEADINGS && temp->heading != 255) return i;
if (temp->heading == 0 && temp->next_in_chain != 0) return i;
if (temp->heading == 0 && temp->next != 0) return i;
if (position != temp->position) return i;
if (temp->next_position >= Airport->nofelements) return i;
temp = temp->next_in_chain;
if (temp->next_position >= apc->nofelements) return i;
temp = temp->next;
} while (temp != NULL);
next_element++;
}
@ -410,14 +410,14 @@ static uint AirportBlockToString(uint32 block)
}
static void AirportPrintOut(const AirportFTAClass *Airport, const bool full_report)
static void AirportPrintOut(const AirportFTAClass *apc, const bool full_report)
{
byte heading;
uint i;
printf("(P = Current Position; NP = Next Position)\n");
for (i = 0; i < Airport->nofelements; i++) {
const AirportFTA* temp = &Airport->layout[i];
for (i = 0; i < apc->nofelements; i++) {
const AirportFTA* temp = &apc->layout[i];
if (full_report) {
heading = (temp->heading == 255) ? MAX_HEADINGS + 1 : temp->heading;
@ -428,8 +428,8 @@ static void AirportPrintOut(const AirportFTAClass *Airport, const bool full_repo
} else {
printf("P:%2d NP:%2d", temp->position, temp->next_position);
}
while (temp->next_in_chain != NULL) {
temp = temp->next_in_chain;
while (temp->next != NULL) {
temp = temp->next;
if (full_report) {
heading = (temp->heading == 255) ? MAX_HEADINGS + 1 : temp->heading;
printf("Pos:%2d NPos:%2d Heading:%15s Block:%2d\n",

10
airport.h
View File

@ -141,11 +141,11 @@ typedef struct AirportFTAClass {
// internal structure used in openttd - Finite sTate mAchine --> FTA
typedef struct AirportFTA {
byte position; // the position that an airplane is at
byte next_position; // next position from this position
uint32 block; // 32 bit blocks (st->airport_flags), should be enough for the most complex airports
byte heading; // heading (current orders), guiding an airplane to its target on an airport
struct AirportFTA *next_in_chain; // possible extra movement choices from this position
byte position; // the position that an airplane is at
byte next_position; // next position from this position
uint32 block; // 32 bit blocks (st->airport_flags), should be enough for the most complex airports
byte heading; // heading (current orders), guiding an airplane to its target on an airport
struct AirportFTA *next; // possible extra movement choices from this position
} AirportFTA;
void InitializeAirports(void);

8
airport_movement.h
View File

@ -7,10 +7,10 @@
// state machine input struct (from external file, etc.)
// Finite sTate mAchine --> FTA
typedef struct AirportFTAbuildup {
byte position; // the position that an airplane is at
byte heading; // the current orders (eg. TAKEOFF, HANGAR, ENDLANDING, etc.)
uint32 block; // the block this position is on on the airport (st->airport_flags)
byte next_in_chain; // next position from this position
byte position; // the position that an airplane is at
byte heading; // the current orders (eg. TAKEOFF, HANGAR, ENDLANDING, etc.)
uint32 block; // the block this position is on on the airport (st->airport_flags)
byte next; // next position from this position
} AirportFTAbuildup;
///////////////////////////////////////////////////////////////////////