/**
* @brief Disables a given active outfit.
*
* @param p Pilot whose outfit we are disabling.
* @return Whether the outfit was actually disabled.
*/
int pilot_outfitOff( Pilot *p, PilotOutfitSlot *o )
{
double c;
/* Must not be disabled or cooling down. */
if ((pilot_isDisabled(p)) || (pilot_isFlag(p, PILOT_COOLDOWN)))
return 0;
if (outfit_isAfterburner( o->outfit )) /* Afterburners */
pilot_afterburnOver( p );
else if (outfit_isBeam( o->outfit )) {
/* Beams use stimer to represent minimum time until shutdown. */
o->stimer = -1;
}
else {
c = outfit_cooldown( o->outfit );
if (o->stimer != INFINITY)
o->stimer = c - (c * o->stimer / outfit_duration( o->outfit ));
else
o->stimer = c;
o->state = PILOT_OUTFIT_COOLDOWN;
}
return 1;
}
/**
* @brief Disables a given active outfit.
*
* @param p Pilot whose outfit we are disabling.
* @return Whether the outfit was actually disabled.
*/
int pilot_outfitOff( Pilot *p, PilotOutfitSlot *o )
{
/* Must not be disabled or cooling down. */
if ((pilot_isDisabled(p)) || (pilot_isFlag(p, PILOT_COOLDOWN)))
return 0;
if (outfit_isAfterburner( o->outfit )) /* Afterburners */
pilot_afterburnOver( p );
else {
o->stimer = outfit_cooldown( o->outfit );
o->state = PILOT_OUTFIT_COOLDOWN;
}
return 1;
}
/**
* @brief Gets the outfit's broad type.
*
* @param o Outfit to get the type of.
* @return The outfit's broad type in human readable form.
*/
const char* outfit_getTypeBroad( const Outfit* o )
{
if (outfit_isBolt(o)) return "Bolt Weapon";
else if (outfit_isBeam(o)) return "Beam Weapon";
else if (outfit_isLauncher(o)) return "Launcher";
else if (outfit_isAmmo(o)) return "Ammo";
else if (outfit_isTurret(o)) return "Turret";
else if (outfit_isMod(o)) return "Modification";
else if (outfit_isAfterburner(o)) return "Afterburner";
else if (outfit_isJammer(o)) return "Jammer";
else if (outfit_isFighterBay(o)) return "Fighter Bay";
else if (outfit_isFighter(o)) return "Fighter";
else if (outfit_isMap(o)) return "Map";
else if (outfit_isLicense(o)) return "License";
else return "Unknown";
}
/**
* @brief Adds an outfit to the pilot, ignoring CPU or other limits.
*
* @note Does not call pilot_calcStats().
*
* @param pilot Pilot to add the outfit to.
* @param outfit Outfit to add to the pilot.
* @param s Slot to add ammo to.
* @return 0 on success.
*/
int pilot_addOutfitRaw( Pilot* pilot, Outfit* outfit, PilotOutfitSlot *s )
{
Outfit *o;
/* Set the outfit. */
s->outfit = outfit;
/* Set some default parameters. */
s->timer = 0.;
/* Some per-case scenarios. */
if (outfit_isFighterBay(outfit)) {
s->u.ammo.outfit = NULL;
s->u.ammo.quantity = 0;
s->u.ammo.deployed = 0;
}
if (outfit_isTurret(outfit)) /* used to speed up AI */
pilot->nturrets++;
else if (outfit_isBolt(outfit))
pilot->ncannons++;
else if (outfit_isJammer(outfit))
pilot->njammers++;
else if (outfit_isAfterburner(outfit))
pilot->nafterburners++;
if (outfit_isBeam(outfit)) { /* Used to speed up some calculations. */
s->u.beamid = 0;
pilot->nbeams++;
}
if (outfit_isLauncher(outfit)) {
s->u.ammo.outfit = NULL;
s->u.ammo.quantity = 0;
s->u.ammo.deployed = 0; /* Just in case. */
}
/* Check if active. */
o = s->outfit;
s->active = outfit_isActive(o);
/* Update heat. */
pilot_heatCalcSlot( s );
return 0;
}
/**
* @brief Handles a weapon set press.
*
* @param p Pilot the weapon set belongs to.
* @param id ID of the weapon set.
* @param type Is +1 if it's a press or -1 if it's a release.
*/
void pilot_weapSetPress( Pilot* p, int id, int type )
{
int i, l, on, n;
PilotWeaponSet *ws;
ws = pilot_weapSet(p,id);
/* Case no outfits. */
if (ws->slots == NULL)
return;
/* Handle fire groups. */
switch (ws->type) {
case WEAPSET_TYPE_CHANGE:
/* On press just change active weapon set to whatever is available. */
if (type > 0) {
if (id != p->active_set)
pilot_weapSetUpdateOutfits( p, ws );
p->active_set = id;
}
break;
case WEAPSET_TYPE_WEAPON:
/* Activation philosophy here is to turn on while pressed and off
* when it's not held anymore. */
if (type > 0)
ws->active = 1;
else if (type < 0)
ws->active = 0;
break;
case WEAPSET_TYPE_ACTIVE:
/* The behaviour here is more complex. What we do is consider a group
* to be entirely off if not all outfits are either on or cooling down.
* In the case it's deemed to be off, all outfits that are off get turned
* on, otherwise all outfits that are on are turrned to cooling down. */
/* Only care about presses. */
if (type < 0)
break;
/* Must not be disabled or cooling down. */
if ((pilot_isDisabled(p)) || (pilot_isFlag(p, PILOT_COOLDOWN)))
return;
/* Decide what to do. */
on = 1;
l = array_size(ws->slots);
for (i=0; i<l; i++) {
if (ws->slots[i].slot->state == PILOT_OUTFIT_OFF) {
on = 0;
break;
}
}
/* Turn them off. */
n = 0;
if (on) {
for (i=0; i<l; i++) {
if (ws->slots[i].slot->state != PILOT_OUTFIT_ON)
continue;
n += pilot_outfitOff( p, ws->slots[i].slot );
}
}
/* Turn them on. */
else {
for (i=0; i<l; i++) {
if (ws->slots[i].slot->state != PILOT_OUTFIT_OFF)
continue;
if (outfit_isAfterburner(ws->slots[i].slot->outfit))
pilot_afterburn( p );
else {
ws->slots[i].slot->state = PILOT_OUTFIT_ON;
ws->slots[i].slot->stimer = outfit_duration( ws->slots[i].slot->outfit );
}
n++;
}
}
/* Must recalculate stats. */
if (n > 0)
pilot_calcStats( p );
break;
}
}
/**
* @brief Recalculates the pilot's stats based on his outfits.
*
* @param pilot Pilot to recalculate his stats.
*/
void pilot_calcStats( Pilot* pilot )
{
int i;
Outfit* o;
PilotOutfitSlot *slot;
double ac, sc, ec, fc; /* temporary health coefficients to set */
ShipStats amount, *s, *default_s;
/*
* set up the basic stuff
*/
/* mass */
pilot->solid->mass = pilot->ship->mass;
pilot->base_mass = pilot->solid->mass;
/* cpu */
pilot->cpu = 0.;
/* movement */
pilot->thrust_base = pilot->ship->thrust;
pilot->turn_base = pilot->ship->turn;
pilot->speed_base = pilot->ship->speed;
/* crew */
pilot->crew = pilot->ship->crew;
/* cargo */
pilot->cap_cargo = pilot->ship->cap_cargo;
/* fuel_consumption. */
pilot->fuel_consumption = pilot->ship->fuel_consumption;
/* health */
ac = (pilot->armour_max > 0.) ? pilot->armour / pilot->armour_max : 0.;
sc = (pilot->shield_max > 0.) ? pilot->shield / pilot->shield_max : 0.;
ec = (pilot->energy_max > 0.) ? pilot->energy / pilot->energy_max : 0.;
fc = (pilot->fuel_max > 0.) ? pilot->fuel / pilot->fuel_max : 0.;
pilot->armour_max = pilot->ship->armour;
pilot->shield_max = pilot->ship->shield;
pilot->fuel_max = pilot->ship->fuel;
pilot->armour_regen = pilot->ship->armour_regen;
pilot->shield_regen = pilot->ship->shield_regen;
/* Absorption. */
pilot->dmg_absorb = pilot->ship->dmg_absorb;
/* Energy. */
pilot->energy_max = pilot->ship->energy;
pilot->energy_regen = pilot->ship->energy_regen;
pilot->energy_loss = 0.; /* Initially no net loss. */
/* Stats. */
s = &pilot->stats;
memcpy( s, &pilot->ship->stats_array, sizeof(ShipStats) );
memset( &amount, 0, sizeof(ShipStats) );
/*
* Now add outfit changes
*/
pilot->mass_outfit = 0.;
pilot->jamming = 0;
for (i=0; i<pilot->noutfits; i++) {
slot = pilot->outfits[i];
o = slot->outfit;
/* Outfit must exist. */
if (o==NULL)
continue;
/* Modify CPU. */
pilot->cpu += outfit_cpu(o);
/* Add mass. */
pilot->mass_outfit += o->mass;
/* Keep a separate counter for required (core) outfits. */
if (sp_required( o->slot.spid ))
pilot->base_mass += o->mass;
/* Add ammo mass. */
if (outfit_ammo(o) != NULL)
if (slot->u.ammo.outfit != NULL)
pilot->mass_outfit += slot->u.ammo.quantity * slot->u.ammo.outfit->mass;
if (outfit_isAfterburner(o)) /* Afterburner */
pilot->afterburner = pilot->outfits[i]; /* Set afterburner */
/* Active outfits must be on to affect stuff. */
if (slot->active && !(slot->state==PILOT_OUTFIT_ON))
continue;
if (outfit_isMod(o)) { /* Modification */
/* Movement. */
pilot->thrust_base += o->u.mod.thrust;
pilot->turn_base += o->u.mod.turn;
pilot->speed_base += o->u.mod.speed;
/* Health. */
pilot->dmg_absorb += o->u.mod.absorb;
pilot->armour_max += o->u.mod.armour;
pilot->armour_regen += o->u.mod.armour_regen;
pilot->shield_max += o->u.mod.shield;
pilot->shield_regen += o->u.mod.shield_regen;
pilot->energy_max += o->u.mod.energy;
pilot->energy_regen += o->u.mod.energy_regen;
pilot->energy_loss += o->u.mod.energy_loss;
/* Fuel. */
pilot->fuel_max += o->u.mod.fuel;
/* Misc. */
pilot->cap_cargo += o->u.mod.cargo;
pilot->mass_outfit += o->u.mod.mass_rel * pilot->ship->mass;
pilot->crew += o->u.mod.crew_rel * pilot->ship->crew;
/*
* Stats.
*/
ss_statsModFromList( s, o->u.mod.stats, &amount );
}
else if (outfit_isAfterburner(o)) { /* Afterburner */
pilot_setFlag( pilot, PILOT_AFTERBURNER ); /* We use old school flags for this still... */
pilot->energy_loss += pilot->afterburner->outfit->u.afb.energy; /* energy loss */
}
else if (outfit_isJammer(o)) { /* Jammer */
pilot->jamming = 1;
pilot->energy_loss += o->u.jam.energy;
}
}
if (!pilot_isFlag( pilot, PILOT_AFTERBURNER ))
pilot->solid->speed_max = pilot->speed;
/* Slot voodoo. */
s = &pilot->stats;
default_s = &pilot->ship->stats_array;
/* Fire rate:
* amount = p * exp( -0.15 * (n-1) )
* 1x 15% -> 15%
* 2x 15% -> 25.82%
* 3x 15% -> 33.33%
* 6x 15% -> 42.51%
*/
if (amount.fwd_firerate > 0) {
s->fwd_firerate = default_s->fwd_firerate + (s->fwd_firerate-default_s->fwd_firerate) * exp( -0.15 * (double)(MAX(amount.fwd_firerate-1.,0)) );
}
/* Cruiser. */
if (amount.tur_firerate > 0) {
s->tur_firerate = default_s->tur_firerate + (s->tur_firerate-default_s->tur_firerate) * exp( -0.15 * (double)(MAX(amount.tur_firerate-1.,0)) );
}
/*
* Electronic warfare setting base parameters.
*/
s->ew_hide = default_s->ew_hide + (s->ew_hide-default_s->ew_hide) * exp( -0.2 * (double)(MAX(amount.ew_hide-1.,0)) );
s->ew_detect = default_s->ew_detect + (s->ew_detect-default_s->ew_detect) * exp( -0.2 * (double)(MAX(amount.ew_detect-1.,0)) );
s->ew_jump_detect = default_s->ew_jump_detect + (s->ew_jump_detect-default_s->ew_jump_detect) * exp( -0.2 * (double)(MAX(amount.ew_jump_detect-1.,0)) );
/* Square the internal values to speed up comparisons. */
pilot->ew_base_hide = pow2( s->ew_hide );
pilot->ew_detect = pow2( s->ew_detect );
pilot->ew_jump_detect = pow2( s->ew_jump_detect );
/*
* Relative increases.
*/
/* Movement. */
pilot->thrust_base *= s->thrust_mod;
pilot->turn_base *= s->turn_mod;
pilot->speed_base *= s->speed_mod;
/* Health. */
pilot->armour_max *= s->armour_mod;
pilot->armour_regen *= s->armour_regen_mod;
pilot->shield_max *= s->shield_mod;
pilot->shield_regen *= s->shield_regen_mod;
pilot->energy_max *= s->energy_mod;
pilot->energy_regen *= s->energy_regen_mod;
/* cpu */
pilot->cpu_max = (int)floor((float)(pilot->ship->cpu + s->cpu_max)*s->cpu_mod);
pilot->cpu += pilot->cpu_max; /* CPU is negative, this just sets it so it's based off of cpu_max. */
/* Misc. */
pilot->dmg_absorb = MAX( 0., pilot->dmg_absorb );
pilot->crew *= s->crew_mod;
pilot->cap_cargo *= s->cargo_mod;
s->engine_limit *= s->engine_limit_rel;
/*
* Flat increases.
*/
pilot->energy_max += s->energy_flat;
pilot->energy += s->energy_flat;
pilot->energy_regen -= s->energy_usage;
/* Give the pilot his health proportion back */
pilot->armour = ac * pilot->armour_max;
pilot->shield = sc * pilot->shield_max;
pilot->energy = ec * pilot->energy_max;
pilot->fuel = fc * pilot->fuel_max;
/* Set final energy tau. */
pilot->energy_tau = pilot->energy_max / pilot->energy_regen;
/* Cargo has to be reset. */
pilot_cargoCalc(pilot);
/* Calculate mass. */
pilot->solid->mass = s->mass_mod*pilot->ship->mass + pilot->stats.cargo_inertia*pilot->mass_cargo + pilot->mass_outfit;
/* Calculate the heat. */
pilot_heatCalc( pilot );
/* Modulate by mass. */
pilot_updateMass( pilot );
/* Update GUI as necessary. */
gui_setGeneric( pilot );
}
/**
* @brief Recalculates the pilot's stats based on his outfits.
*
* @param pilot Pilot to recalculate his stats.
*/
void pilot_calcStats( Pilot* pilot )
{
int i;
double q;
Outfit* o;
PilotOutfitSlot *slot;
double ac, sc, ec, fc; /* temporary health coefficients to set */
double arel, srel, erel; /* relative health bonuses. */
ShipStats *s, *os;
int nfirerate_turret, nfirerate_forward;
int njammers;
int ew_ndetect, ew_nhide;
/* Comfortability. */
s = &pilot->stats;
/*
* set up the basic stuff
*/
/* mass */
pilot->solid->mass = pilot->ship->mass;
/* movement */
pilot->thrust = pilot->ship->thrust;
pilot->turn_base = pilot->ship->turn;
pilot->speed = pilot->ship->speed;
/* cpu */
pilot->cpu_max = pilot->ship->cpu;
pilot->cpu = pilot->cpu_max;
/* crew */
pilot->crew = pilot->ship->crew;
/* health */
ac = pilot->armour / pilot->armour_max;
sc = pilot->shield / pilot->shield_max;
ec = pilot->energy / pilot->energy_max;
fc = pilot->fuel / pilot->fuel_max;
pilot->armour_max = pilot->ship->armour;
pilot->shield_max = pilot->ship->shield;
pilot->fuel_max = pilot->ship->fuel;
pilot->armour_regen = pilot->ship->armour_regen;
pilot->shield_regen = pilot->ship->shield_regen;
/* Absorption. */
pilot->dmg_absorb = pilot->ship->dmg_absorb;
/* Energy. */
pilot->energy_max = pilot->ship->energy;
pilot->energy_regen = pilot->ship->energy_regen;
/* Jamming */
pilot->jam_range = 0.;
pilot->jam_chance = 0.;
/* Stats. */
memcpy( s, &pilot->ship->stats, sizeof(ShipStats) );
/* cargo has to be reset */
pilot_cargoCalc(pilot);
/*
* now add outfit changes
*/
nfirerate_forward = nfirerate_turret = 0;
pilot->mass_outfit = 0.;
njammers = 0;
ew_ndetect = 0;
ew_nhide = 0;
pilot->jam_range = 0.;
pilot->jam_chance = 0.;
arel = 0.;
srel = 0.;
erel = 0.;
for (i=0; i<pilot->noutfits; i++) {
slot = pilot->outfits[i];
o = slot->outfit;
if (o==NULL)
continue;
q = (double) slot->quantity;
/* Subtract CPU. */
pilot->cpu -= outfit_cpu(o) * q;
if (outfit_cpu(o) < 0.)
pilot->cpu_max -= outfit_cpu(o) * q;
/* Add mass. */
pilot->mass_outfit += o->mass;
if (outfit_isMod(o)) { /* Modification */
/* movement */
pilot->thrust += o->u.mod.thrust * pilot->ship->mass * q;
pilot->thrust += o->u.mod.thrust_rel * pilot->ship->thrust * q;
pilot->turn_base += o->u.mod.turn * q;
pilot->turn_base += o->u.mod.turn_rel * pilot->ship->turn * q;
pilot->speed += o->u.mod.speed * q;
pilot->speed += o->u.mod.speed_rel * pilot->ship->speed * q;
/* health */
pilot->armour_max += o->u.mod.armour * q;
pilot->armour_regen += o->u.mod.armour_regen * q;
arel += o->u.mod.armour_rel * q;
pilot->shield_max += o->u.mod.shield * q;
pilot->shield_regen += o->u.mod.shield_regen * q;
srel += o->u.mod.shield_rel * q;
pilot->energy_max += o->u.mod.energy * q;
pilot->energy_regen += o->u.mod.energy_regen * q;
erel += o->u.mod.energy_rel * q;
/* fuel */
pilot->fuel_max += o->u.mod.fuel * q;
/* misc */
pilot->cargo_free += o->u.mod.cargo * q;
pilot->mass_outfit += o->u.mod.mass_rel * pilot->ship->mass * q;
pilot->crew += o->u.mod.crew_rel * pilot->ship->crew * q;
/*
* Stats.
*/
os = &o->u.mod.stats;
/* Freighter. */
s->jump_delay += os->jump_delay * q;
s->jump_range += os->jump_range * q;
s->cargo_inertia += os->cargo_inertia * q;
/* Scout. */
if (os->ew_hide != 0.) {
s->ew_hide += os->ew_hide * q;
ew_nhide++;
}
if (os->ew_detect != 0.) {
s->ew_detect += os->ew_detect * q;
ew_ndetect++;
}
s->jam_range += os->jam_range * q;
/* Military. */
s->heat_dissipation += os->heat_dissipation * q;
/* Bomber. */
s->launch_rate += os->launch_rate * q;
s->launch_range += os->launch_range * q;
s->jam_counter += os->jam_counter * q;
s->ammo_capacity += os->ammo_capacity * q;
/* Fighter. */
s->heat_forward += os->heat_forward * q;
s->damage_forward += os->damage_forward * q;
s->energy_forward += os->energy_forward * q;
if (os->firerate_forward != 0.) {
s->firerate_forward += os->firerate_forward * q;
nfirerate_forward += q;
}
/* Cruiser. */
s->heat_turret += os->heat_turret * q;
s->damage_turret += os->damage_turret * q;
s->energy_turret += os->energy_turret * q;
if (os->firerate_turret != 0.) {
s->firerate_turret += os->firerate_turret * q;
if (os->firerate_turret > 0.) /* Only modulate bonuses. */
nfirerate_turret += q;
}
/* Misc. */
s->nebula_dmg_shield += os->nebula_dmg_shield * q;
s->nebula_dmg_armour += os->nebula_dmg_armour * q;
}
else if (outfit_isAfterburner(o)) /* Afterburner */
pilot->afterburner = pilot->outfits[i]; /* Set afterburner */
else if (outfit_isJammer(o)) { /* Jammer */
pilot->jam_range += o->u.jam.range * q;
pilot->jam_chance += o->u.jam.chance * q;
pilot->energy_regen -= o->u.jam.energy * q;
njammers += q;;
}
/* Add ammo mass. */
if (outfit_ammo(o) != NULL) {
if (slot->u.ammo.outfit != NULL)
pilot->mass_outfit += slot->u.ammo.quantity * slot->u.ammo.outfit->mass;
}
}
/* Set final energy tau. */
pilot->energy_tau = pilot->energy_max / pilot->energy_regen;
/*
* Electronic warfare setting base parameters.
*/
s->ew_hide = 1. + s->ew_hide/100. * exp( -0.2 * (double)(MAX(ew_nhide-1,0)) );
s->ew_detect = 1. + s->ew_detect/100. * exp( -0.2 * (double)(MAX(ew_ndetect-1,0)) );
pilot->ew_base_hide = s->ew_hide;
pilot->ew_detect = s->ew_detect;
/*
* Normalize stats.
*/
/* Freighter. */
s->jump_range = s->jump_range/100. + 1.;
s->jump_delay = s->jump_delay/100. + 1.;
s->cargo_inertia = s->cargo_inertia/100. + 1.;
/* Scout. */
s->jam_range = s->jam_range/100. + 1.;
/* Military. */
s->heat_dissipation = s->heat_dissipation/100. + 1.;
/* Bomber. */
s->launch_rate = s->launch_rate/100. + 1.;
s->launch_range = s->launch_range/100. + 1.;
s->jam_counter = s->jam_counter/100. + 1.;
s->ammo_capacity = s->ammo_capacity/100. + 1.;
/* Fighter. */
s->heat_forward = s->heat_forward/100. + 1.;
s->damage_forward = s->damage_forward/100. + 1.;
s->energy_forward = s->energy_forward/100. + 1.;
/* Fire rate:
* amount = p * exp( -0.15 * (n-1) )
* 1x 15% -> 15%
* 2x 15% -> 25.82%
* 3x 15% -> 33.33%
* 6x 15% -> 42.51%
*/
s->firerate_forward = s->firerate_forward/100.;
if (nfirerate_forward > 0)
s->firerate_forward *= exp( -0.15 * (double)(MAX(nfirerate_forward-1,0)) );
s->firerate_forward += 1.;
/* Cruiser. */
s->heat_turret = s->heat_turret/100. + 1.;
s->damage_turret = s->damage_turret/100. + 1.;
s->energy_turret = s->energy_turret/100. + 1.;
s->firerate_turret = s->firerate_turret/100.;
if (nfirerate_turret > 0)
s->firerate_turret *= exp( -0.15 * (double)(MAX(nfirerate_turret-1,0)) );
s->firerate_turret += 1.;
/* Misc. */
s->nebula_dmg_shield = s->nebula_dmg_shield/100. + 1.;
s->nebula_dmg_armour = s->nebula_dmg_armour/100. + 1.;
/*
* Calculate jammers.
*
* Range is averaged.
* Diminishing return on chance.
* chance = p * exp( -0.2 * (n-1) )
* 1x 20% -> 20%
* 2x 20% -> 32%
* 2x 40% -> 65%
* 6x 40% -> 88%
*/
if (njammers > 1) {
pilot->jam_range /= (double)njammers;
pilot->jam_range *= s->jam_range;
pilot->jam_chance *= exp( -0.2 * (double)(MAX(njammers-1,0)) );
}
/* Increase health by relative bonuses. */
pilot->armour_max += arel * pilot->ship->armour;
pilot->shield_max += srel * pilot->ship->shield;
pilot->energy_max += erel * pilot->ship->energy;
/* Give the pilot his health proportion back */
pilot->armour = ac * pilot->armour_max;
pilot->shield = sc * pilot->shield_max;
pilot->energy = ec * pilot->energy_max;
pilot->fuel = fc * pilot->fuel_max;
/* Calculate mass. */
pilot->solid->mass = pilot->ship->mass + s->cargo_inertia*pilot->mass_cargo + pilot->mass_outfit;
/* Calculate the heat. */
pilot_heatCalc( pilot );
/* Modulate by mass. */
pilot_updateMass( pilot );
/* Update GUI as necessary. */
gui_setGeneric( pilot );
}
/**
* @brief Checks to see if can equip/remove an outfit from a slot.
*
* @return NULL if can swap, or error message if can't.
*/
const char* pilot_canEquip( Pilot *p, PilotOutfitSlot *s, Outfit *o, int add )
{
/* Just in case. */
if ((p==NULL) || (o==NULL))
return "Nothing selected.";
/* Check slot type. */
if ((s != NULL) && !outfit_fitsSlot( o, &s->slot ))
return "Does not fit slot.";
/* Adding outfit. */
if (add) {
if ((outfit_cpu(o) > 0) && (p->cpu < outfit_cpu(o)))
return "Insufficient CPU";
/* Can't add more than one afterburner. */
if (outfit_isAfterburner(o) &&
(p->afterburner != NULL))
return "Already have an afterburner";
/* Must not drive some things negative. */
if (outfit_isMod(o)) {
/*
* Movement.
*/
if (((o->u.mod.thrust + o->u.mod.thrust_rel * p->ship->thrust) < 0) &&
(fabs(o->u.mod.thrust + o->u.mod.thrust_rel * p->ship->thrust) > p->thrust))
return "Insufficient thrust";
if (((o->u.mod.speed + o->u.mod.speed_rel * p->ship->speed) < 0) &&
(fabs(o->u.mod.speed + o->u.mod.speed_rel * p->ship->speed) > p->speed))
return "Insufficient speed";
if (((o->u.mod.turn + o->u.mod.turn_rel * p->ship->turn * p->ship->mass/p->solid->mass) < 0) &&
(fabs(o->u.mod.turn + o->u.mod.turn_rel * p->ship->turn * p->ship->mass/p->solid->mass) > p->turn_base))
return "Insufficient turn";
/*
* Health.
*/
/* Max. */
if ((o->u.mod.armour < 0) &&
(fabs(o->u.mod.armour) > p->armour_max))
return "Insufficient armour";
if ((o->u.mod.armour_rel < 0.) &&
(fabs(o->u.mod.armour_rel * p->ship->armour) > p->armour_max))
return "Insufficient armour";
if ((o->u.mod.shield < 0) &&
(fabs(o->u.mod.shield) > p->shield_max))
return "Insufficient shield";
if ((o->u.mod.shield_rel < 0.) &&
(fabs(o->u.mod.shield_rel * p->ship->shield) > p->shield_max))
return "Insufficient shield";
if ((o->u.mod.energy < 0) &&
(fabs(o->u.mod.energy) > p->armour_max))
return "Insufficient energy";
if ((o->u.mod.energy_rel < 0.) &&
(fabs(o->u.mod.energy_rel * p->ship->energy) > p->energy_max))
return "Insufficient energy";
/* Regen. */
if ((o->u.mod.armour_regen < 0) &&
(fabs(o->u.mod.armour_regen) > p->armour_regen))
return "Insufficient energy regeneration";
if ((o->u.mod.shield_regen < 0) &&
(fabs(o->u.mod.shield_regen) > p->shield_regen))
return "Insufficient shield regeneration";
if ((o->u.mod.energy_regen < 0) &&
(fabs(o->u.mod.energy_regen) > p->energy_regen))
return "Insufficient energy regeneration";
/*
* Misc.
*/
if ((o->u.mod.fuel < 0) &&
(fabs(o->u.mod.fuel) > p->fuel_max))
return "Insufficient fuel";
if ((o->u.mod.cargo < 0) &&
(fabs(o->u.mod.cargo) > p->cargo_free))
return "Insufficient cargo space";
}
}
/* Removing outfit. */
else {
if ((outfit_cpu(o) < 0) && (p->cpu < fabs(outfit_cpu(o))))
return "Lower CPU usage first";
/* Must not drive some things negative. */
if (outfit_isMod(o)) {
/*
* Movement.
*/
if (((o->u.mod.thrust + o->u.mod.thrust_rel * p->ship->thrust) > 0) &&
(o->u.mod.thrust + o->u.mod.thrust_rel * p->ship->thrust > p->thrust))
return "Increase thrust first";
if (((o->u.mod.speed + o->u.mod.speed_rel * p->ship->speed) > 0) &&
(o->u.mod.speed + o->u.mod.speed_rel * p->ship->speed > p->speed))
return "Increase speed first";
if (((o->u.mod.turn + o->u.mod.turn_rel * p->ship->turn * p->ship->mass/p->solid->mass) > 0) &&
(fabs(o->u.mod.turn + o->u.mod.turn_rel * p->ship->turn * p->ship->mass/p->solid->mass) > p->turn_base))
return "Increase turn first";
/*
* Health.
*/
/* Max. */
if ((o->u.mod.armour > 0) &&
(o->u.mod.armour > p->armour_max))
return "Increase armour first";
if ((o->u.mod.shield > 0) &&
(o->u.mod.shield > p->shield_max))
return "Increase shield first";
if ((o->u.mod.energy > 0) &&
(o->u.mod.energy > p->energy_max))
return "Increase energy first";
/* Regen. */
if ((o->u.mod.armour_regen > 0) &&
(o->u.mod.armour_regen > p->armour_regen))
return "Lower energy usage first";
if ((o->u.mod.shield_regen > 0) &&
(o->u.mod.shield_regen > p->shield_regen))
return "Lower shield usage first";
if ((o->u.mod.energy_regen > 0) &&
(o->u.mod.energy_regen > p->energy_regen))
return "Lower energy usage first";
/*
* Misc.
*/
if ((o->u.mod.fuel > 0) &&
(o->u.mod.fuel > p->fuel_max))
return "Increase fuel first";
if ((o->u.mod.cargo > 0) &&
(o->u.mod.cargo > p->cargo_free))
return "Increase free cargo space first";
}
else if (outfit_isFighterBay(o)) {
if ((s!=NULL) && (s->u.ammo.deployed > 0))
return "Recall the fighters first";
}
}
/* Can equip. */
return NULL;
}
/**
* @brief Recalculates the pilot's stats based on his outfits.
*
* @param pilot Pilot to recalculate his stats.
*/
void pilot_calcStats( Pilot* pilot )
{
int i;
Outfit* o;
PilotOutfitSlot *slot;
double ac, sc, ec, fc; /* temporary health coefficients to set */
double arel, srel, erel; /* relative health bonuses. */
ShipStats amount, *s;
/* @TODO remove old school PILOT_AFTERBURN flags. */
pilot_rmFlag( pilot, PILOT_AFTERBURNER );
/*
* set up the basic stuff
*/
/* mass */
pilot->solid->mass = pilot->ship->mass;
/* movement */
pilot->thrust = pilot->ship->thrust;
pilot->turn_base = pilot->ship->turn;
pilot->speed = pilot->ship->speed;
/* cpu */
pilot->cpu_max = pilot->ship->cpu;
pilot->cpu = pilot->cpu_max;
/* crew */
pilot->crew = pilot->ship->crew;
/* health */
ac = pilot->armour / pilot->armour_max;
sc = pilot->shield / pilot->shield_max;
ec = pilot->energy / pilot->energy_max;
fc = pilot->fuel / pilot->fuel_max;
pilot->armour_max = pilot->ship->armour;
pilot->shield_max = pilot->ship->shield;
pilot->fuel_max = pilot->ship->fuel;
pilot->armour_regen = pilot->ship->armour_regen;
pilot->shield_regen = pilot->ship->shield_regen;
/* Absorption. */
pilot->dmg_absorb = pilot->ship->dmg_absorb;
/* Energy. */
pilot->energy_max = pilot->ship->energy;
pilot->energy_regen = pilot->ship->energy_regen;
pilot->energy_loss = 0.; /* Initially no net loss. */
/* Stats. */
memcpy( &pilot->stats, &pilot->ship->stats_array, sizeof(ShipStats) );
memset( &amount, 0, sizeof(ShipStats) );
/* cargo has to be reset */
pilot_cargoCalc(pilot);
/* Slot voodoo. */
s = &pilot->stats;
/*
* Electronic warfare setting base parameters.
* @TODO ew_hide and ew_detect should be squared so XML-sourced values are linear.
*/
s->ew_hide = 1. + (s->ew_hide-1.) * exp( -0.2 * (double)(MAX(amount.ew_hide-1,0)) );
s->ew_detect = 1. + (s->ew_detect-1.) * exp( -0.2 * (double)(MAX(amount.ew_detect-1,0)) );
s->ew_jumpDetect = 1. + (s->ew_jumpDetect-1.) * exp( -0.2 * (double)(MAX(amount.ew_jumpDetect-1,0)) );
pilot->ew_base_hide = s->ew_hide;
pilot->ew_detect = s->ew_detect;
pilot->ew_jumpDetect = pow2(s->ew_jumpDetect);
/*
* now add outfit changes
*/
pilot->mass_outfit = 0.;
pilot->jamming = 0;
arel = 0.;
srel = 0.;
erel = 0.;
for (i=0; i<pilot->noutfits; i++) {
slot = pilot->outfits[i];
o = slot->outfit;
/* Outfit must exist. */
if (o==NULL)
continue;
/* Subtract CPU. */
pilot->cpu -= outfit_cpu(o);
if (outfit_cpu(o) < 0.)
pilot->cpu_max -= outfit_cpu(o);
/* Add mass. */
pilot->mass_outfit += o->mass;
/* Add ammo mass. */
if (outfit_ammo(o) != NULL)
if (slot->u.ammo.outfit != NULL)
pilot->mass_outfit += slot->u.ammo.quantity * slot->u.ammo.outfit->mass;
/* Set afterburner. */
if (outfit_isAfterburner(o))
pilot->afterburner = pilot->outfits[i];
/* Active outfits must be on to affect stuff. */
if (slot->active && !(slot->state==PILOT_OUTFIT_ON))
continue;
if (outfit_isMod(o)) { /* Modification */
/* movement */
pilot->thrust += o->u.mod.thrust * pilot->ship->mass;
pilot->thrust += o->u.mod.thrust_rel * pilot->ship->thrust;
pilot->turn_base += o->u.mod.turn;
pilot->turn_base += o->u.mod.turn_rel * pilot->ship->turn;
pilot->speed += o->u.mod.speed;
pilot->speed += o->u.mod.speed_rel * pilot->ship->speed;
/* health */
pilot->armour_max += o->u.mod.armour;
pilot->armour_regen += o->u.mod.armour_regen;
arel += o->u.mod.armour_rel;
pilot->shield_max += o->u.mod.shield;
pilot->shield_regen += o->u.mod.shield_regen;
srel += o->u.mod.shield_rel;
pilot->energy_max += o->u.mod.energy;
pilot->energy_regen += o->u.mod.energy_regen;
erel += o->u.mod.energy_rel;
/* fuel */
pilot->fuel_max += o->u.mod.fuel;
/* misc */
pilot->cargo_free += o->u.mod.cargo;
pilot->mass_outfit += o->u.mod.mass_rel * pilot->ship->mass;
pilot->crew += o->u.mod.crew_rel * pilot->ship->crew;
pilot->ew_base_hide += o->u.mod.hide_rel * pilot->ew_base_hide;
/*
* Stats.
*/
ss_statsModFromList( &pilot->stats, o->u.mod.stats, &amount );
}
else if (outfit_isAfterburner(o)) { /* Afterburner */
pilot_setFlag( pilot, PILOT_AFTERBURNER ); /* We use old school flags for this still... */
pilot->energy_loss += pilot->afterburner->outfit->u.afb.energy; /* energy loss */
pilot->solid->speed_max = pilot->speed +
pilot->speed * pilot->afterburner->outfit->u.afb.speed *
MIN( 1., pilot->afterburner->outfit->u.afb.mass_limit/pilot->solid->mass);
}
else if (outfit_isJammer(o)) { /* Jammer */
pilot->jamming = 1;
pilot->energy_loss += o->u.jam.energy;
}
}
if (!pilot_isFlag( pilot, PILOT_AFTERBURNER ))
pilot->solid->speed_max = pilot->speed;
/* Set final energy tau. */
pilot->energy_tau = pilot->energy_max / pilot->energy_regen;
/* Fire rate:
* amount = p * exp( -0.15 * (n-1) )
* 1x 15% -> 15%
* 2x 15% -> 25.82%
* 3x 15% -> 33.33%
* 6x 15% -> 42.51%
*/
if (amount.fwd_firerate > 0) {
s->fwd_firerate = 1. + (s->fwd_firerate-1.) * exp( -0.15 * (double)(MAX(amount.fwd_firerate-1,0)) );
}
/* Cruiser. */
if (amount.tur_firerate > 0) {
s->tur_firerate = 1. + (s->tur_firerate-1.) * exp( -0.15 * (double)(MAX(amount.tur_firerate-1,0)) );
}
/* Increase health by relative bonuses. */
pilot->armour_max += arel * pilot->ship->armour;
pilot->armour_max *= pilot->stats.armour_mod;
pilot->shield_max += srel * pilot->ship->shield;
pilot->shield_max *= pilot->stats.shield_mod;
pilot->energy_max += erel * pilot->ship->energy;
/* pilot->energy_max *= pilot->stats.energy_mod; */
/* Give the pilot his health proportion back */
pilot->armour = ac * pilot->armour_max;
pilot->shield = sc * pilot->shield_max;
pilot->energy = ec * pilot->energy_max;
pilot->fuel = fc * pilot->fuel_max;
/* Calculate the heat. */
pilot_heatCalc( pilot );
/* Modulate by mass. */
pilot_updateMass( pilot );
/* Update GUI as necessary. */
gui_setGeneric( pilot );
}
/**
* @brief Parses and returns Outfit from parent node.
*
* @param temp Outfit to load into.
* @param parent Parent node to parse outfit from.
* @return 0 on success.
*/
static int outfit_parse( Outfit* temp, const xmlNodePtr parent )
{
xmlNodePtr cur, node;
char *prop;
/* Clear data. */
memset( temp, 0, sizeof(Outfit) );
temp->name = xml_nodeProp(parent,"name"); /* already mallocs */
if (temp->name == NULL) WARN("Outfit in "OUTFIT_DATA" has invalid or no name");
node = parent->xmlChildrenNode;
do { /* load all the data */
if (xml_isNode(node,"general")) {
cur = node->children;
do {
xmlr_int(cur,"max",temp->max);
xmlr_int(cur,"tech",temp->tech);
xmlr_strd(cur,"license",temp->license);
xmlr_int(cur,"mass",temp->mass);
xmlr_int(cur,"price",temp->price);
xmlr_strd(cur,"description",temp->description);
if (xml_isNode(cur,"gfx_store")) {
temp->gfx_store = xml_parseTexture( cur,
OUTFIT_GFX"store/%s.png", 1, 1, 0 );
}
} while (xml_nextNode(cur));
}
else if (xml_isNode(node,"specific")) { /* has to be processed seperately */
/* get the type */
prop = xml_nodeProp(node,"type");
if (prop == NULL)
ERR("Outfit '%s' element 'specific' missing property 'type'",temp->name);
temp->type = outfit_strToOutfitType(prop);
free(prop);
/* is secondary weapon? */
prop = xml_nodeProp(node,"secondary");
if (prop != NULL) {
if ((int)atoi(prop)) outfit_setProp(temp, OUTFIT_PROP_WEAP_SECONDARY);
free(prop);
}
if (temp->type==OUTFIT_TYPE_NULL)
WARN("Outfit '%s' is of type NONE", temp->name);
else if (outfit_isBolt(temp))
outfit_parseSBolt( temp, node );
else if (outfit_isBeam(temp))
outfit_parseSBeam( temp, node );
else if (outfit_isLauncher(temp))
outfit_parseSLauncher( temp, node );
else if (outfit_isAmmo(temp))
outfit_parseSAmmo( temp, node );
else if (outfit_isMod(temp))
outfit_parseSMod( temp, node );
else if (outfit_isAfterburner(temp))
outfit_parseSAfterburner( temp, node );
else if (outfit_isJammer(temp))
outfit_parseSJammer( temp, node );
else if (outfit_isFighterBay(temp))
outfit_parseSFighterBay( temp, node );
else if (outfit_isFighter(temp))
outfit_parseSFighter( temp, node );
else if (outfit_isMap(temp))
outfit_parseSMap( temp, node );
else if (outfit_isLicense(temp))
outfit_parseSLicense( temp, node );
}
} while (xml_nextNode(node));
#define MELEMENT(o,s) \
if (o) WARN("Outfit '%s' missing/invalid '"s"' element", temp->name) /**< Define to help check for data errors. */
MELEMENT(temp->name==NULL,"name");
MELEMENT(temp->max==0,"max");
MELEMENT(temp->tech==0,"tech");
MELEMENT(temp->gfx_store==NULL,"gfx_store");
/*MELEMENT(temp->mass==0,"mass"); Not really needed */
MELEMENT(temp->type==0,"type");
MELEMENT(temp->price==0,"price");
MELEMENT(temp->description==NULL,"description");
#undef MELEMENT
return 0;
}