ACE3/addons/missileguidance/functions/fnc_guidancePFH.sqf
Glowbal b489750d5b Minor optimizations using private, params, and isEqualType (#4323)
* Optimizations with private, params, and isEqualType

* Fixed tab being used instead of space

* Fixed tabs inserted by notepad++

* More usage of new private syntax and params

- changed a few checks for an array being empty to `_arr isEqualTo []`
rather than `count _arr == 0`
- added more uses of `private` on the same line as the variable is
declared
- added more uses of params to assign variables passed as parameters
- removed unnecessary parentheses
- removed several unnecessary variable declarations with private array
syntax

* clean up and formatting
2016-09-04 16:44:22 +02:00

106 lines
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//#define DEBUG_MODE_FULL
#include "script_component.hpp"
#define TIMESTEP_FACTOR 0.01
private ["_launchParams", "_targetLaunchParams", "_flightParams", "_seekerParams", "_stateParams"];
private ["_lastRunTime", "_runtimeDelta", "_adjustTime", "_args", "_seekerTargetPos", "_projectilePos"];
private ["_profileAdjustedTargetPos", "_incDeflection", "_minDeflection", "_maxDeflection"];
private ["_targetVector", "_adjustVector", "_finalAdjustVector", "_changeVector", "_pitch", "_yaw", "_roll"];
private ["_PS", "_distanceToTarget", "_targetRelativeVector", "_vectorTo"];
_args = _this select 0;
EXPLODE_7_PVT((_args select 0),_shooter,_weapon,_muzzle,_mode,_ammo,_magazine,_projectile);
if(!alive _projectile || isNull _projectile || isNull _shooter) exitWith {
[(_this select 1)] call CBA_fnc_removePerFrameHandler;
};
_launchParams = _args select 1;
_targetLaunchParams = _launchParams select 1;
_flightParams = _args select 2;
_seekerParams = _args select 3;
_stateParams = _args select 4;
_lastRunTime = _stateParams select 0;
_runtimeDelta = diag_tickTime - _lastRunTime;
_adjustTime = 1;
if(accTime > 0) then {
_adjustTime = 1/accTime;
_adjustTime = _adjustTime * (_runtimeDelta / TIMESTEP_FACTOR);
TRACE_4("Adjust timing", 1/accTime, _adjustTime, _runtimeDelta, (_runtimeDelta / TIMESTEP_FACTOR) );
} else {
_adjustTime = 0;
};
_minDeflection = ((_flightParams select 0) - ((_flightParams select 0) * _adjustTime)) max 0;
_maxDeflection = (_flightParams select 1) * _adjustTime;
_incDeflection = _flightParams select 2;
_projectilePos = getPosASL _projectile;
// @TODO: placeholder for "last seek target position"
// Last target pos should be optional based on the seeker unit
_seekerTargetPos = [ [0,0,0], _args, (_stateParams select 1)] call FUNC(doSeekerSearch);
if(isNil "_seekerTargetPos") then {
_seekerTargetPos = _seekerTargetPos vectorAdd ((velocity _projectile) vectorMultiply 5);
} else {
if( (vectorMagnitude _seekerTargetPos) == 0) then {
_seekerTargetPos = _seekerTargetPos vectorAdd ((velocity _projectile) vectorMultiply 5);
};
};
_profileAdjustedTargetPos = [_seekerTargetPos,_args, (_stateParams select 2)] call FUNC(doAttackProfile);
_targetVector = _projectilePos vectorFromTo _profileAdjustedTargetPos;
_adjustVector = _targetVector vectorDiff (vectorDir _projectile);
_yaw = 0;
_pitch = 0;
_roll = 0;
if((_adjustVector select 0) < 0) then {
_yaw = - ( (_minDeflection max (abs(_adjustVector select 0) min _maxDeflection) ) );
} else {
if((_adjustVector select 0) > 0) then {
_yaw = ( (_minDeflection max ((_adjustVector select 0) min _maxDeflection) ) );
};
};
if((_adjustVector select 1) < 0) then {
_roll = - ( (_minDeflection max (abs(_adjustVector select 1) min _maxDeflection) ) );
} else {
if((_adjustVector select 1) > 0) then {
_roll = ( (_minDeflection max ((_adjustVector select 1) min _maxDeflection) ) );
};
};
if((_adjustVector select 2) < 0) then {
_pitch = - ( (_minDeflection max (abs(_adjustVector select 2) min _maxDeflection) ) );
} else {
if((_adjustVector select 2) > 0) then {
_pitch = ( (_minDeflection max ((_adjustVector select 2) min _maxDeflection) ) );
};
};
_finalAdjustVector = [_yaw, _roll, _pitch];
TRACE_2("", _pitch, _yaw);
TRACE_4("", _targetVector, _targetRelativeVector, _adjustVector, _finalAdjustVector);
if(accTime > 0) then {
_changeVector = (vectorDir _projectile) vectorAdd _finalAdjustVector;
[_projectile, _changeVector] call FUNC(changeMissileDirection);
};
#ifdef DEBUG_MODE_FULL
drawIcon3D ["\a3\ui_f\data\IGUI\Cfg\Cursors\selectover_ca.paa", [1,1,1,1], ASLtoATL _projectilePos, 0.75, 0.75, 0, str _vectorTo, 1, 0.025, "TahomaB"];
drawLine3D [ASLtoATL _projectilePos, ASLtoATL _profileAdjustedTargetPos, [1,0,0,1]];
_ps = "#particlesource" createVehicleLocal (ASLtoATL _projectilePos);
_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];
_PS setDropInterval 3.0;
hintSilent format["d: %1", _distanceToTarget];
#endif
_stateParams set[0, diag_tickTime];
_args set[4, _stateParams];
_this set[0, _args];