2021-04-13 05:14:22 +00:00
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#include "script_component.hpp"
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/*
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* Author: jaynus / nou
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* Attack profile: AIR
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* TODO: falls back to Linear
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*
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* Arguments:
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* 0: Seeker Target PosASL <ARRAY>
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* 1: Guidance Arg Array <ARRAY>
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* 2: Seeker State <ARRAY>
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*
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* Return Value:
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* Missile Aim PosASL <ARRAY>
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*
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* Example:
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* [[1,2,3], [], []] call ace_missileguidance_fnc_attackProfile_AIR;
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*
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* Public: No
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*/
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params ["_seekerTargetPos", "_args"];
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_args params ["_firedEH", "_launchParams", "_flightParams", "_seekerParams", "_stateParams"];
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_firedEH params ["_shooter","","","","_ammo","","_projectile"];
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_launchParams params ["_shooter","_targetLaunchParams","_seekerType","_attackProfile","_lockMode","_laserInfo","_navigationType"];
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_targetLaunchParams params ["_target", "_targetPos", "_launchPos", "_launchDir", "_launchTime"];
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_flightParams params ["_pitchRate", "_yawRate", "_isBangBangGuidance"];
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_stateParams params ["_lastRunTime", "_seekerStateParams", "_attackProfileStateParams", "_lastKnownPosState","_navigationParams"];
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_seekerParams params ["_seekerAngle", "_seekerAccuracy", "_seekerMaxRange", "_seekerMinRange"];
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if (_seekerTargetPos isEqualTo [0, 0, 0]) exitWith {
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_seekerTargetPos
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};
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private _projectilePos = getPosASLVisual _projectile;
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2021-04-13 20:09:36 +00:00
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private _distanceToTarget2d = _projectilePos distance2d _seekerTargetPos;
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2021-04-13 05:14:22 +00:00
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private _closingRate = vectorMagnitude velocity _projectile;
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private _timeToGo = (_projectilePos distance _seekerTargetPos) / _closingRate;
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// we could do stuff like desired attack angle, but I'm not going that far today
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private _los = vectorNormalized (_seekerTargetPos vectorDiff _projectilePos);
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private _angleToTarget = acos ((vectorDir _projectile) vectorCos _los);
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private _atMinRotationAngle = _angleToTarget >= (0.5 * _pitchRate * _timeToGo);
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private _returnTargetPos = _seekerTargetPos;
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2021-04-13 20:09:36 +00:00
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if (!_atMinRotationAngle && _distanceToTarget2d >= 500 && _timeToGo >= 10) then {
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2021-04-13 05:14:22 +00:00
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// 10 degree pitch up
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_returnTargetPos = _seekerTargetPos vectorAdd [0, 0, (_projectilePos distance _seekerTargetPos) * sin 10];
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};
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_returnTargetPos
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