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102 lines
4.2 KiB
Plaintext
102 lines
4.2 KiB
Plaintext
#include "script_component.hpp"
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/*
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* Author: jaynus / nou
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* Guidance Per Frame Handler
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*
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* Arguments:
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* 0: Guidance Arg Array <ARRAY>
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* 1: PFID <NUMBER>
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*
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* Return Value:
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* None
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*
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* Example:
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* [[], 0] call ace_missileguidance_fnc_guidancePFH;
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*
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* Public: No
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*/
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BEGIN_COUNTER(guidancePFH);
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#define TIMESTEP_FACTOR diag_deltaTime
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params ["_args", "_pfID"];
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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 ["","_targetLaunchParams","","","","","_navigationType"];
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_stateParams params ["_lastRunTime", "_seekerStateParams", "_attackProfileStateParams", "_lastKnownPosState", "_navigationParameters"];
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if (!alive _projectile || isNull _projectile || isNull _shooter) exitWith {
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[_pfID] call CBA_fnc_removePerFrameHandler;
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END_COUNTER(guidancePFH);
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};
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_flightParams params ["_pitchRate", "_yawRate"];
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// Run seeker function:
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private _seekerTargetPos = [[0,0,0], _args, _seekerStateParams, _lastKnownPosState] call FUNC(doSeekerSearch);
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// Run attack profile function:
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_seekerTargetPos = AGLtoASL ASLToAGL _seekerTargetPos;
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private _profileAdjustedTargetPos = [_seekerTargetPos, _args, _attackProfileStateParams] call FUNC(doAttackProfile);
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private _projectilePos = getPosASLVisual _projectile;
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// If we have no seeker target, then do not change anything
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// If there is no deflection on the missile, this cannot change and therefore is redundant. Avoid calculations for missiles without any deflection
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if ((_pitchRate != 0 || {_yawRate != 0}) && {_profileAdjustedTargetPos isNotEqualTo [0,0,0]}) then {
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private _navigationFunction = getText (configFile >> QGVAR(NavigationTypes) >> _navigationType >> "functionName");
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private _commandedAcceleration = [_args, TIMESTEP_FACTOR, _seekerTargetPos, _profileAdjustedTargetPos] call (missionNamespace getVariable _navigationFunction);
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#ifdef DRAW_GUIDANCE_INFO
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private _projectilePosAGL = ASLToAGL _projectilePos;
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drawIcon3D ["\a3\ui_f\data\IGUI\Cfg\Cursors\selectover_ca.paa", [1,0,0,1], _projectilePosAGL vectorAdd [0, 0, 1], 0.75, 0.75, 0, str _commandedAcceleration, 1, 0.025, "TahomaB"];
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drawLine3D [_projectilePosAGL, _projectilePosAGL vectorAdd _commandedAcceleration, [1, 0, 1, 1]];
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#endif
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// activate missile servos and change direction
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if (!isGamePaused && accTime > 0) then {
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_navigationParameters params ["", "_currentPitchYawRoll"];
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_currentPitchYawRoll params ["_yaw", "_roll", "_pitch"];
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_commandedAcceleration = _projectile vectorWorldToModelVisual _commandedAcceleration;
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_commandedAcceleration params ["_yawChange", "", "_pitchChange"];
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private _clampedPitch = (_pitchChange min _pitchRate) max -_pitchRate;
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private _clampedYaw = (_yawChange min _yawRate) max -_yawRate;
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TRACE_9("pitch/yaw/roll",_pitch,_yaw,_roll,_yawChange,_pitchChange,_pitchRate,_yawRate,_clampedPitch,_clampedYaw);
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_pitch = _pitch + _clampedPitch * TIMESTEP_FACTOR;
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_yaw = _yaw + _clampedYaw * TIMESTEP_FACTOR;
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TRACE_3("new pitch/yaw/roll",_pitch,_yaw,_roll);
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[_projectile, _pitch, _yaw, 0] call FUNC(changeMissileDirection);
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_projectile setVelocityModelSpace [0, vectorMagnitude velocity _projectile, 0];
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_currentPitchYawRoll set [0, _yaw];
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_currentPitchYawRoll set [2, _pitch];
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_navigationParameters set [1, _currentPitchYawRoll];
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};
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_stateParams set [4, _navigationParameters];
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_args set [4, _stateParams];
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};
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#ifdef DRAW_GUIDANCE_INFO
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TRACE_3("",_projectilePos,_seekerTargetPos,_profileAdjustedTargetPos);
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drawIcon3D ["\a3\ui_f\data\IGUI\Cfg\Cursors\selectover_ca.paa", [1,0,0,1], ASLtoAGL _projectilePos, 0.75, 0.75, 0, _ammo, 1, 0.025, "TahomaB"];
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if (!isGamePaused && accTime > 0) then {
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private _ps = "#particlesource" createVehicleLocal (ASLtoAGL _projectilePos);
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_PS setParticleParams [["\A3\Data_f\cl_basic", 8, 3, 1], "", "Billboard", 1, 3.0141, [0, 0, 2], [0, 0, 0], 1, 1.275, 1, 0, [1, 1], [[1, 0, 0, 1], [1, 0, 0, 1], [1, 0, 0, 1]], [1], 1, 0, "", "", nil];
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_PS setDropInterval 1.0;
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};
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#endif
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_stateParams set [0, diag_tickTime];
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END_COUNTER(guidancePFH);
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