ACE3/addons/scopes/functions/fnc_calculateZeroAngleCorrection.sqf
ulteq 10cc0ba951 Moved all zero angle calculations into the advanced_ballistics.dll
* Speeds up ATragMX
* Speeds up RangeCards
* Speeds up Scopes
2016-11-15 23:11:22 +01:00

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/*
* Author: Ruthberg
* Calculates the zero angle correction for the new zero range based on current zero range and bore height (distance between bore- and sight axis)
*
* Arguments:
* 0: Zero range <NUMBER>
* 1: Bore height <NUMBER>
* 2: Weapon <OBJECT>
* 3: Ammo <CLASS>
* 4: Magazine <CLASS>
* 5: Advanced Ballistics enabled? <BOOL>
*
* Return Value:
* zeroAngleCorrection
*
* Public: No
*/
#include "script_component.hpp"
params ["_oldZeroRange", "_newZeroRange", "_boreHeight"/*in cm*/, "_weapon", "_ammo", "_magazine", "_advancedBallistics"];
private _airFriction = getNumber (configFile >> "CfgAmmo" >> _ammo >> "airFriction");
private _initSpeed = getNumber(configFile >> "CfgMagazines" >> _magazine >> "initSpeed");
private _initSpeedCoef = getNumber(configFile >> "CfgWeapons" >> _weapon >> "initSpeed");
if (_initSpeedCoef > 0) then {
_initSpeed = _initSpeedCoef;
};
if (_initSpeedCoef < 0) then {
_initSpeed = _initSpeed * (-1 * _initSpeedCoef);
};
private _zeroAngle = "ace_advanced_ballistics" callExtension format ["zeroAngleVanilla:%1:%2:%3:%4", _oldZeroRange, _initSpeed, _airFriction, 0];
private _vanillaZero = parseNumber _zeroAngle;
private _trueZero = if (!_advancedBallistics) then {
_zeroAngle = "ace_advanced_ballistics" callExtension format ["zeroAngleVanilla:%1:%2:%3:%4", _newZeroRange, _initSpeed, _airFriction, _boreHeight];
(parseNumber _zeroAngle)
} else {
// Get Weapon and Ammo Configurations
private _AmmoCacheEntry = uiNamespace getVariable format[QEGVAR(advanced_ballistics,%1), _ammo];
if (isNil "_AmmoCacheEntry") then {
_AmmoCacheEntry = _ammo call EFUNC(advanced_ballistics,readAmmoDataFromConfig);
};
private _WeaponCacheEntry = uiNamespace getVariable format[QEGVAR(advanced_ballistics,%1), _weapon];
if (isNil "_WeaponCacheEntry") then {
_WeaponCacheEntry = _weapon call EFUNC(advanced_ballistics,readWeaponDataFromConfig);
};
_AmmoCacheEntry params ["_airFriction", "_caliber", "_bulletLength", "_bulletMass", "_transonicStabilityCoef", "_dragModel", "_ballisticCoefficients", "_velocityBoundaries", "_atmosphereModel", "_ammoTempMuzzleVelocityShifts", "_muzzleVelocityTable", "_barrelLengthTable"];
_WeaponCacheEntry params ["_barrelTwist", "_twistDirection", "_barrelLength"];
if (missionNamespace getVariable [QEGVAR(advanced_ballistics,barrelLengthInfluenceEnabled), false]) then {
private _barrelVelocityShift = [_barrelLength, _muzzleVelocityTable, _barrelLengthTable, _initSpeed] call EFUNC(advanced_ballistics,calculateBarrelLengthVelocityShift);
_initSpeed = _initSpeed + _barrelVelocityShift;
};
_zeroAngle = "ace_advanced_ballistics" callExtension format ["zeroAngle:%1:%2:%3:%4:%5:%6:%7:%8:%9", _newZeroRange, _initSpeed, _boreHeight, GVAR(zeroReferenceTemperature), GVAR(zeroReferenceBarometricPressure), GVAR(zeroReferenceHumidity), _ballisticCoefficients select 0, _dragModel, _atmosphereModel];
(parseNumber _zeroAngle)
};
private _zeroAngleCorrection = _trueZero - _vanillaZero;
missionNamespace setVariable [format[QGVAR(%1_%2_%3_%4_%5_%6_%7), _oldZeroRange, _newZeroRange, _boreHeight, _weapon, _ammo, _magazine, _advancedBallistics], _zeroAngleCorrection];
_zeroAngleCorrection