/**
* @brief Make the UFOs run
* @param[in] campaign The campaign data structure
* @param[in] deltaTime The time passed since last call
*/
void UFO_CampaignRunUFOs (const campaign_t* campaign, int deltaTime)
{
/* now the ufos are flying around, too - cycle backward - ufo might be destroyed */
for (int ufoIdx = ccs.numUFOs - 1; ufoIdx >= 0; ufoIdx--) {
aircraft_t* ufo = UFO_GetByIDX(ufoIdx);
/* don't run a landed ufo */
if (ufo->landed)
continue;
/* Every UFO on geoscape should have a mission assigned */
assert(ufo->mission);
/* reached target and not following a phalanx aircraft? then we need a new destination */
if (AIR_AircraftMakeMove(deltaTime, ufo) && ufo->status != AIR_UFO) {
const vec2_t& end = ufo->route.point[ufo->route.numPoints - 1];
Vector2Copy(end, ufo->pos);
GEO_CheckPositionBoundaries(ufo->pos);
if (ufo->mission->stage == STAGE_INTERCEPT && ufo->mission->data.aircraft) {
/* Attacking an installation: fly over this installation */
UFO_SetRandomDestAround(ufo, ufo->mission->pos);
} else
UFO_SetRandomDest(ufo);
if (CP_CheckNextStageDestination(campaign, ufo))
/* UFO has been removed from game */
continue;
/* UFO was destroyed (maybe because the mission was removed) */
if (ufoIdx == ccs.numUFOs)
continue;
}
/* Search the next target? */
UFO_SearchAircraftTarget(campaign, ufo);
/* antimatter tanks */
if (ufo->fuel <= 0)
ufo->fuel = ufo->stats[AIR_STATS_FUELSIZE];
/* Update delay to launch next projectile */
for (int k = 0; k < ufo->maxWeapons; k++) {
aircraftSlot_t* slot = &ufo->weapons[k];
if (slot->delayNextShot > 0)
slot->delayNextShot -= deltaTime;
}
}
}
/**
* @brief Subverting Mission ends: UFO leave earth.
* @note Build Base mission -- Stage 3
*/
static void CP_BuildBaseGovernmentLeave (const campaign_t* campaign, mission_t* mission)
{
nation_t* nation;
assert(mission);
assert(mission->ufo);
mission->stage = STAGE_RETURN_TO_ORBIT;
/* Mission is a success: government is subverted => lower happiness */
nation = GEO_GetNation(mission->pos);
/** @todo when the mission is created, we should select a position where nation exists,
* otherwise subverting a government is meaningless */
if (nation) {
const nationInfo_t* stats = NAT_GetCurrentMonthInfo(nation);
NAT_SetHappiness(campaign->minhappiness, nation, stats->happiness + HAPPINESS_SUBVERSION_LOSS);
}
CP_MissionDisableTimeLimit(mission);
UFO_SetRandomDest(mission->ufo);
/* Display UFO on geoscape if it is detected */
mission->ufo->landed = false;
}
/**
* @brief Add a UFO to geoscape
* @param[in] ufoType The type of ufo (fighter, scout, ...).
* @param[in] destination Position where the ufo should go. NULL is randomly chosen
* @param[in] mission Pointer to the mission the UFO is involved in
* @sa UFO_RemoveFromGeoscape
* @sa UFO_RemoveFromGeoscape_f
*/
aircraft_t *UFO_AddToGeoscape (ufoType_t ufoType, const vec2_t destination, mission_t *mission)
{
aircraft_t *ufo;
const aircraft_t *ufoTemplate;
ufoTemplate = UFO_GetTemplateForGeoscape(ufoType);
if (ufoTemplate == NULL)
return NULL;
/* Create ufo */
ufo = UFO_CreateFromTemplate(ufoTemplate);
if (ufo == NULL)
return NULL;
/* Update Stats of UFO */
AII_UpdateAircraftStats(ufo);
/* Give it HP */
ufo->damage = ufo->stats[AIR_STATS_DAMAGE];
/* Check for 0 damage which cause invulerable UFOs */
assert(ufo->damage);
/* Every ufo on geoscape needs a mission assigned */
assert(mission);
/* Initialise ufo data */
UFO_SetRandomPos(ufo);
AII_ReloadAircraftWeapons(ufo); /* Load its weapons */
ufo->landed = qfalse;
ufo->detected = qfalse; /* Not visible in radars (just for now) */
ufo->mission = mission;
if (destination)
UFO_SendToDestination(ufo, destination);
else
UFO_SetRandomDest(ufo); /* Random destination */
return ufo;
}
