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60 lines
2.3 KiB
Plaintext
60 lines
2.3 KiB
Plaintext
#include "script_component.hpp"
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/*
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* Author: Brandon (TCVM)
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* Attack profile: JDAM
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* Uses LINE navigation type to guide projectile onto target
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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_jdam;
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*
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* Public: No
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*/
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params ["_seekerTargetPos", "_args", "_attackProfileStateParams", "_timestep"];
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_args params ["_firedEH", "", "_flightParams", "", "", "_targetData"];
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_firedEH params ["_shooter","","","","","","_projectile"];
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_attackProfileStateParams params ["_gpsData", "_initialProjectileHeight", "_terminal"];
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_gpsData params ["", "_impactAngle", "_attackDirection"];
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_targetData params ["_directionToTarget", "", "_distanceToTarget"];
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_flightParams params ["_pitchRate", "_yawRate"];
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if (_impactAngle <= 0) then {
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_impactAngle = 45; // immediate pitch over to attack
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};
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if (_attackDirection < 0) then {
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_attackDirection = direction _projectile;
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_gpsData set [2, _attackDirection];
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};
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private _projectilePos = getPosASLVisual _projectile;
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private _lineDir = [1, 180 + _attackDirection, _impactAngle] call CBA_fnc_polar2vect;
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private _leadDistance = linearConversion [0, 1000, _projectilePos vectorDistance _seekerTargetPos, 5, 500, true];
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private _missilePosProjected = _seekerTargetPos vectorAdd (_lineDir vectorMultiply ((_projectilePos vectorDistance _seekerTargetPos) - _leadDistance));
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// don't climb
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if (_missilePosProjected#2 > _projectilePos#2) then {
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_missilePosProjected set [2, _projectilePos#2];
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};
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_targetData set [2, (_projectilePos vectorDistance _missilePosProjected)];
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if (GVAR(debug_drawGuidanceInfo)) then {
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private _projectilePitch = ((vectorDir _projectile) call CBA_fnc_vect2polar) select 2;
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_attackProfileName = format ["JDAM [Pitch - %1 Impact Pitch - %2]", _projectilePitch, _impactAngle];
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drawIcon3D ["\a3\ui_f\data\IGUI\Cfg\Cursors\selectover_ca.paa", [1,0,0,1], ASLtoAGL _missilePosProjected, 0.75, 0.75, 0, "P", 1, 0.025, "TahomaB"];
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private _desiredAngle = _lineDir vectorMultiply 5000;
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private _targetPosAGL = ASLtoAGL _seekerTargetPos;
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drawLine3D [_targetPosAGL, _targetPosAGL vectorAdd _desiredAngle, [1, 1, 1, 1]];
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};
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_missilePosProjected
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