mirror of
https://github.com/acemod/ACE3.git
synced 2024-08-30 18:23:18 +00:00
198 lines
10 KiB
Plaintext
198 lines
10 KiB
Plaintext
/*
|
|
* Author: Glowbal, Ruthberg
|
|
*
|
|
* Handles advanced ballistics for (BulletBase) projectiles
|
|
*
|
|
* Arguments:
|
|
* 0: unit - Object the event handler is assigned to <OBJECT>
|
|
* 1: weapon - Fired weapon <STRING>
|
|
* 2: muzzle - Muzzle that was used <STRING>
|
|
* 3: mode - Current mode of the fired weapon <STRING>
|
|
* 4: ammo - Ammo used <STRING>
|
|
* 5: magazine - magazine name which was used <STRING>
|
|
* 6: projectile - Object of the projectile that was shot <OBJECT>
|
|
*
|
|
* Return Value:
|
|
* Nothing
|
|
*
|
|
* Public: No
|
|
*/
|
|
#include "script_component.hpp"
|
|
|
|
private ["_unit", "_weapon", "_mode", "_ammo", "_magazine", "_caliber", "_bullet", "_abort", "_AmmoCacheIndex", "_AmmoCacheEntry", "_WeaponCacheIndex", "_WeaponCacheEntry", "_opticsName", "_opticType", "_bulletTraceVisible", "_temperature", "_barometricPressure", "_atmosphereModel", "_ammoTempMuzzleVelocityShifts", "_muzzleVelocityTable", "_barrelLengthTable", "_barrelLength", "_bulletMass", "_bulletLength", "_airFriction", "_dragModel", "_muzzleVelocity", "_muzzleVelocityShift", "_bulletVelocity", "_bulletSpeed", "_bulletLength", "_barrelTwist", "_twistDirection", "_stabilityFactor", "_transonicStabilityCoef", "_ballisticCoefficients", "_velocityBoundaries"];
|
|
_unit = _this select 0;
|
|
_weapon = _this select 1;
|
|
_mode = _this select 3;
|
|
_ammo = _this select 4;
|
|
_magazine = _this select 5;
|
|
_bullet = _this select 6;
|
|
|
|
_abort = false;
|
|
if (!hasInterface) exitWith {};
|
|
if (!alive _bullet) exitWith {};
|
|
if (!GVAR(enabled)) exitWith {};
|
|
if (!([_unit] call EFUNC(common,isPlayer))) exitWith {};
|
|
if (underwater _unit) exitWith {};
|
|
if (!(_ammo isKindOf "BulletBase")) exitWith {};
|
|
if (_unit distance ACE_player > GVAR(simulationRadius)) exitWith {};
|
|
if (GVAR(onlyActiveForLocalPlayers) && !(local _unit)) then {
|
|
if (GVAR(alwaysSimulateForSnipers)) then {
|
|
// The shooter is non local
|
|
if (currentWeapon _unit == primaryWeapon _unit && count primaryWeaponItems _unit > 2) then {
|
|
_opticsName = (primaryWeaponItems _unit) select 2;
|
|
_opticType = getNumber(configFile >> "CfgWeapons" >> _opticsName >> "ItemInfo" >> "opticType");
|
|
_abort = _opticType != 2; // We only abort if the non local shooter is not a sniper
|
|
};
|
|
} else {
|
|
_abort = true;
|
|
};
|
|
};
|
|
//if (!GVAR(vehicleGunnerEnabled) && !(_unit isKindOf "Man")) then { _abort = true; }; // We currently do not have firedEHs on vehicles
|
|
if (GVAR(disabledInFullAutoMode) && getNumber(configFile >> "CfgWeapons" >> _weapon >> _mode >> "autoFire") == 1) then { _abort = true; };
|
|
|
|
if (_abort || !(GVAR(extensionAvailable))) exitWith {
|
|
[_bullet, getNumber(configFile >> "CfgAmmo" >> _ammo >> "airFriction")] call EFUNC(winddeflection,updateTrajectoryPFH);
|
|
};
|
|
|
|
_AmmoCacheIndex = GVAR(AmmoCacheIndex) find _ammo;
|
|
if (_AmmoCacheIndex == -1) then {
|
|
_airFriction = getNumber(configFile >> "CfgAmmo" >> _ammo >> "airFriction");
|
|
_caliber = getNumber(configFile >> "CfgAmmo" >> _ammo >> "ACE_caliber");
|
|
_bulletLength = getNumber(configFile >> "CfgAmmo" >> _ammo >> "ACE_bulletLength");
|
|
_bulletMass = getNumber(configFile >> "CfgAmmo" >> _ammo >> "ACE_bulletMass");
|
|
_transonicStabilityCoef = 0.5;
|
|
if (isNumber(configFile >> "CfgAmmo" >> _ammo >> "ACE_transonicStabilityCoef")) then {
|
|
_transonicStabilityCoef = getNumber(configFile >> "CfgAmmo" >> _ammo >> "ACE_transonicStabilityCoef");
|
|
};
|
|
_dragModel = 1;
|
|
_ballisticCoefficients = [];
|
|
_velocityBoundaries = [];
|
|
_atmosphereModel = "ICAO";
|
|
if (isNumber(configFile >> "CfgAmmo" >> _ammo >> "ACE_dragModel")) then {
|
|
_dragModel = getNumber(configFile >> "CfgAmmo" >> _ammo >> "ACE_dragModel");
|
|
if (!(_dragModel in [1, 2, 5, 6, 7, 8])) then {
|
|
_dragModel = 1;
|
|
};
|
|
};
|
|
if (isArray(configFile >> "CfgAmmo" >> _ammo >> "ACE_ballisticCoefficients")) then {
|
|
_ballisticCoefficients = getArray(configFile >> "CfgAmmo" >> _ammo >> "ACE_ballisticCoefficients");
|
|
};
|
|
if (isArray(configFile >> "CfgAmmo" >> _ammo >> "ACE_velocityBoundaries")) then {
|
|
_velocityBoundaries = getArray(configFile >> "CfgAmmo" >> _ammo >> "ACE_velocityBoundaries");
|
|
};
|
|
if (isText(configFile >> "CfgAmmo" >> _ammo >> "ACE_standardAtmosphere")) then {
|
|
_atmosphereModel = getText(configFile >> "CfgAmmo" >> _ammo >> "ACE_standardAtmosphere");
|
|
};
|
|
_ammoTempMuzzleVelocityShifts = [];
|
|
if (isArray(configFile >> "CfgAmmo" >> _ammo >> "ACE_ammoTempMuzzleVelocityShifts")) then {
|
|
_ammoTempMuzzleVelocityShifts = getArray(configFile >> "CfgAmmo" >> _ammo >> "ACE_ammoTempMuzzleVelocityShifts");
|
|
};
|
|
_muzzleVelocityTable = [];
|
|
_barrelLengthTable = [];
|
|
if (isArray(configFile >> "CfgAmmo" >> _ammo >> "ACE_muzzleVelocityTable")) then {
|
|
_muzzleVelocityTable = getArray(configFile >> "CfgAmmo" >> _ammo >> "ACE_muzzleVelocityTable");
|
|
};
|
|
if (isArray(configFile >> "CfgAmmo" >> _ammo >> "ACE_barrelLengths")) then {
|
|
_barrelLengthTable = getArray(configFile >> "CfgAmmo" >> _ammo >> "ACE_barrelLengthTable");
|
|
};
|
|
_AmmoCacheIndex = count GVAR(AmmoCacheIndex);
|
|
GVAR(AmmoCacheIndex) pushBack _ammo;
|
|
GVAR(AmmoCacheData) pushBack [_ammo, _airFriction, _caliber, _bulletLength, _bulletMass, _transonicStabilityCoef, _dragModel, _ballisticCoefficients, _velocityBoundaries, _atmosphereModel, _ammoTempMuzzleVelocityShifts, _muzzleVelocityTable, _barrelLengthTable];
|
|
};
|
|
_AmmoCacheEntry = GVAR(AmmoCacheData) select _AmmoCacheIndex;
|
|
|
|
_WeaponCacheIndex = GVAR(WeaponCacheIndex) find _weapon;
|
|
if (_WeaponCacheIndex == -1) then {
|
|
_barrelTwist = getNumber(configFile >> "CfgWeapons" >> _weapon >> "ACE_barrelTwist");
|
|
_twistDirection = 1;
|
|
if (isNumber(configFile >> "CfgWeapons" >> _weapon >> "ACE_twistDirection")) then {
|
|
_twistDirection = getNumber(configFile >> "CfgWeapons" >> _weapon >> "ACE_twistDirection");
|
|
if (_twistDirection != -1 && _twistDirection != 0 && _twistDirection != 1) then {
|
|
_twistDirection = 1;
|
|
};
|
|
};
|
|
_barrelLength = getNumber(configFile >> "CfgWeapons" >> _weapon >> "ACE_barrelLength");
|
|
_WeaponCacheIndex = count GVAR(WeaponCacheIndex);
|
|
GVAR(WeaponCacheIndex) pushBack _weapon;
|
|
GVAR(WeaponCacheData) pushBack [_weapon, _barrelTwist, _twistDirection, _barrelLength];
|
|
};
|
|
_WeaponCacheEntry = GVAR(WeaponCacheData) select _WeaponCacheIndex;
|
|
|
|
_airFriction = _AmmoCacheEntry select 1;
|
|
|
|
_bulletVelocity = velocity _bullet;
|
|
_muzzleVelocity = vectorMagnitude _bulletVelocity;
|
|
|
|
if (GVAR(barrelLengthInfluenceEnabled)) then {
|
|
_muzzleVelocityShift = [_WeaponCacheEntry select 3, _AmmoCacheEntry select 11, _AmmoCacheEntry select 12, _muzzleVelocity] call FUNC(calculateBarrelLengthVelocityShift);
|
|
if (_muzzleVelocityShift != 0) then {
|
|
_bulletVelocity = _bulletVelocity vectorAdd ((vectorNormalized _bulletVelocity) vectorMultiply (_muzzleVelocityShift));
|
|
_bullet setVelocity _bulletVelocity;
|
|
_muzzleVelocity = _muzzleVelocity + _muzzleVelocityShift;
|
|
};
|
|
};
|
|
|
|
if (GVAR(ammoTemperatureEnabled)) then {
|
|
_temperature = GET_TEMPERATURE_AT_HEIGHT((getPosASL _unit) select 2);
|
|
_muzzleVelocityShift = [_AmmoCacheEntry select 10, _temperature] call FUNC(calculateAmmoTemperatureVelocityShift);
|
|
if (_muzzleVelocityShift != 0) then {
|
|
_bulletVelocity = _bulletVelocity vectorAdd ((vectorNormalized _bulletVelocity) vectorMultiply (_muzzleVelocityShift));
|
|
_bullet setVelocity _bulletVelocity;
|
|
_muzzleVelocity = _muzzleVelocity + _muzzleVelocityShift;
|
|
};
|
|
};
|
|
|
|
_bulletTraceVisible = false;
|
|
if (GVAR(bulletTraceEnabled) && cameraView == "GUNNER") then {
|
|
if (currentWeapon ACE_player in ["ACE_Vector", "Binocular", "Rangefinder", "Laserdesignator"]) then {
|
|
_bulletTraceVisible = true;
|
|
} else {
|
|
if (currentWeapon ACE_player == primaryWeapon ACE_player && count primaryWeaponItems ACE_player > 2) then {
|
|
_opticsName = (primaryWeaponItems ACE_player) select 2;
|
|
_opticType = getNumber(configFile >> "CfgWeapons" >> _opticsName >> "ItemInfo" >> "opticType");
|
|
_bulletTraceVisible = _opticType == 2;
|
|
};
|
|
};
|
|
};
|
|
|
|
_caliber = _AmmoCacheEntry select 2;
|
|
_bulletLength = _AmmoCacheEntry select 3;
|
|
_bulletMass = _AmmoCacheEntry select 4;
|
|
_barrelTwist = _WeaponCacheEntry select 1;
|
|
_stabilityFactor = 1.5;
|
|
|
|
if (_caliber > 0 && _bulletLength > 0 && _bulletMass > 0 && _barrelTwist > 0) then {
|
|
_temperature = GET_TEMPERATURE_AT_HEIGHT((getPosASL _unit) select 2);
|
|
_barometricPressure = ((getPosASL _bullet) select 2) call EFUNC(weather,calculateBarometricPressure);
|
|
_stabilityFactor = [_caliber, _bulletLength, _bulletMass, _barrelTwist, _muzzleVelocity, _temperature, _barometricPressure] call FUNC(calculateStabilityFactor);
|
|
};
|
|
|
|
GVAR(currentbulletID) = (GVAR(currentbulletID) + 1) % 10000;
|
|
|
|
"ace_advanced_ballistics" callExtension format["new:%1:%2:%3:%4:%5:%6:%7:%8:%9:%10:%11:%12:%13:%14:%15:%16:%17:%18", GVAR(currentbulletID), _AmmoCacheEntry select 1, _AmmoCacheEntry select 7, _AmmoCacheEntry select 8, _AmmoCacheEntry select 9, _AmmoCacheEntry select 6, _stabilityFactor, _WeaponCacheEntry select 2, _muzzleVelocity, _AmmoCacheEntry select 5, getPosASL _bullet, EGVAR(weather,Latitude), EGVAR(weather,currentTemperature), EGVAR(weather,Altitude), EGVAR(weather,currentHumidity), overcast, floor(time), time - floor(time)];
|
|
|
|
[{
|
|
private ["_args", "_index", "_bullet", "_caliber", "_bulletTraceVisible", "_bulletVelocity", "_bulletPosition"];
|
|
_args = _this select 0;
|
|
_bullet = _args select 0;
|
|
_caliber = _args select 1;
|
|
_bulletTraceVisible = _args select 2;
|
|
_index = _args select 3;
|
|
|
|
_bulletVelocity = velocity _bullet;
|
|
_bulletPosition = getPosASL _bullet;
|
|
|
|
_bulletSpeed = vectorMagnitude _bulletVelocity;
|
|
|
|
if (!alive _bullet || _bulletSpeed < 100) exitWith {
|
|
[_this select 1] call cba_fnc_removePerFrameHandler;
|
|
};
|
|
|
|
if (_bulletTraceVisible && _bulletSpeed > 600) then {
|
|
drop ["\A3\data_f\ParticleEffects\Universal\Refract","","Billboard",1,0.1,getPos _bullet,[0,0,0],0,1.275,1,0,[0.0157480315*_caliber,0.00787401574*_caliber],[[0,0,0,0.6],[0,0,0,0.4]],[1,0],0,0,"","",""];
|
|
};
|
|
|
|
call compile ("ace_advanced_ballistics" callExtension format["simulate:%1:%2:%3:%4:%5:%6:%7", _index, _bulletVelocity, _bulletPosition, ACE_wind, ASLToATL(_bulletPosition) select 2, floor(time), time - floor(time)]);
|
|
|
|
}, GVAR(simulationInterval), [_bullet, _caliber, _bulletTraceVisible, GVAR(currentbulletID)]] call CBA_fnc_addPerFrameHandler;
|