ACE3/addons/missileguidance/functions/fnc_attackProfile_JAV_DIR.sqf
2024-08-23 14:51:55 +00:00

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#include "..\script_component.hpp"
/*
* Author: jaynus / nou
* Attack profile: Javelin Dir
*
* Arguments:
* 0: Seeker Target PosASL <ARRAY>
* 1: Guidance Arg Array <ARRAY>
* 2: Attack Profile State <ARRAY>
*
* Return Value:
* Missile Aim PosASL <ARRAY>
*
* Example:
* [[1,2,3], [], []] call ace_missileguidance_fnc_attackProfile_JAV_DIR;
*
* Public: No
*/
#define STAGE_LAUNCH 1
#define STAGE_CLIMB 2
#define STAGE_COAST 3
#define STAGE_TERMINAL 4
params ["_seekerTargetPos", "_args", "_attackProfileStateParams"];
_args params ["_firedEH"];
_firedEH params ["_shooter","","","","","","_projectile"];
if (_seekerTargetPos isEqualTo [0,0,0]) exitWith {_seekerTargetPos};
if (_attackProfileStateParams isEqualTo []) then {
_attackProfileStateParams set [0, STAGE_LAUNCH];
};
private _shooterPos = getPosASL _shooter;
private _projectilePos = getPosASL _projectile;
private _distanceToTarget = _projectilePos vectorDistance _seekerTargetPos;
private _distanceToShooter = _projectilePos vectorDistance _shooterPos;
private _distanceShooterToTarget = _shooterPos vectorDistance _seekerTargetPos;
TRACE_2("",_distanceToTarget,_distanceToShooter);
// Add height depending on distance for compensate
private _returnTargetPos = _seekerTargetPos;
switch (_attackProfileStateParams select 0) do {
case STAGE_LAUNCH: {
TRACE_1("STAGE_LAUNCH","");
if (_distanceToShooter < 6) then {
_returnTargetPos = _seekerTargetPos vectorAdd [0,0,_distanceToTarget*2];
} else {
_attackProfileStateParams set [0, STAGE_CLIMB];
};
};
case STAGE_CLIMB: {
TRACE_1("STAGE_CLIMB","");
// 65 is min range
private _cruisAlt = 60 * ((0 max (_distanceShooterToTarget - 65))/2000);
if ( ((ASLToAGL _projectilePos) select 2) - ((ASLToAGL _seekerTargetPos) select 2) >= _cruisAlt) then {
_attackProfileStateParams set [0, STAGE_TERMINAL];
} else {
_returnTargetPos = _seekerTargetPos vectorAdd [0,0,_distanceToTarget*1.5];
};
};
case STAGE_TERMINAL: {
TRACE_1("STAGE_TERMINAL","");
_returnTargetPos = _seekerTargetPos;
};
};
TRACE_1("Adjusted target position",_returnTargetPos);
_returnTargetPos;