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Single PFEH for wind deflection

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This commit is contained in:
PabstMirror 2015-07-22 03:04:54 -05:00
parent 3e420b6bf6
commit 8f18fd7eaa
4 changed files with 57 additions and 31 deletions
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6
addons/winddeflection/CfgEventHandlers.hpp
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@ -3,7 +3,11 @@ class Extended_PreInit_EventHandlers {
init = QUOTE(call COMPILE_FILE(XEH_preInit));
};
};
class Extended_PostInit_EventHandlers {
class ADDON {
init = QUOTE(call COMPILE_FILE(XEH_postInit));
};
};
class Extended_FiredBIS_EventHandlers {
class AllVehicles {
class ADDON {

13
addons/winddeflection/XEH_postInit.sqf Normal file
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@ -0,0 +1,13 @@
#include "script_component.hpp"
if !(hasInterface) exitWith {};
GVAR(trackedBullets) = [];
["SettingsInitialized", {
//If not enabled, dont't add PFEH
if (!GVAR(enabled)) exitWith {};
[] call FUNC(updateTrajectoryPFH);
}] call EFUNC(common,addEventHandler);

2
addons/winddeflection/functions/fnc_handleFired.sqf
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@ -34,6 +34,6 @@ if (!((_bullet isKindOf "BulletBase") || (_bullet isKindOf "GrenadeBase"))) exit
if (_unit distance ACE_player > GVAR(simulationRadius)) exitWith {false};
if (!([_unit] call EFUNC(common,isPlayer))) exitWith {false};
[_bullet, getNumber(configFile >> "cfgAmmo" >> (_this select 4) >> "airFriction")] call FUNC(updateTrajectoryPFH);
GVAR(trackedBullets) pushBack [_bullet, getNumber(configFile >> "cfgAmmo" >> (_this select 4) >> "airFriction")];
true;

67
addons/winddeflection/functions/fnc_updateTrajectoryPFH.sqf
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@ -13,38 +13,47 @@
*
* Public: No
*/
#define ENABLE_PERFORMANCE_COUNTERS
#include "script_component.hpp"
[{
private ["_args", "_bullet", "_airFriction", "_time", "_deltaT", "_bulletVelocity", "_bulletSpeed", "_trueVelocity", "_trueSpeed", "_dragRef", "_drag", "_accelRef", "_accel"];
BEGIN_COUNTER(pfeh);
_args = _this select 0;
_bullet = _args select 0;
_airFriction = _args select 1;
_time = _args select 2;
_bulletVelocity = velocity _bullet;
_bulletSpeed = vectorMagnitude _bulletVelocity;
if (!alive _bullet || ((_bullet isKindOf "BulletBase") && _bulletSpeed < 100)) exitwith {
[_this select 1] call cba_fnc_removePerFrameHandler;
};
_deltaT = ACE_time - _time;
_args set[2, ACE_time];
if (vectorMagnitude ACE_wind > 0) then {
_trueVelocity = _bulletVelocity vectorDiff ACE_wind;
_trueSpeed = vectorMagnitude _trueVelocity;
private["_accel", "_accelRef", "_bulletSpeed", "_bulletVelocity", "_deleted", "_deltaT", "_drag", "_dragRef", "_isWind", "_lastTime", "_trueSpeed", "_trueVelocity"];
_dragRef = _deltaT * _airFriction * _bulletSpeed * _bulletSpeed;
_accelRef = (vectorNormalized _bulletVelocity) vectorMultiply (_dragRef);
_bulletVelocity = _bulletVelocity vectorDiff _accelRef;
_lastTime = (_this select 0) select 0;
_deltaT = ACE_time - _lastTime;
(_this select 0) set [0, ACE_time];
_deleted = 0;
_isWind = (vectorMagnitude ACE_wind > 0);
_drag = _deltaT * _airFriction * _trueSpeed;
_accel = _trueVelocity vectorMultiply (_drag);
_bulletVelocity = _bulletVelocity vectorAdd _accel;
};
_bullet setVelocity _bulletVelocity;
}, GVAR(simulationInterval), [_this select 0, _this select 1, ACE_time]] call CBA_fnc_addPerFrameHandler;
{
_x params ["_bullet", "_airFriction"];
_bulletVelocity = velocity _bullet;
_bulletSpeed = vectorMagnitude _bulletVelocity;
if ((!alive _bullet) || {(_bullet isKindOf "BulletBase") && {_bulletSpeed < 100}}) then {
GVAR(trackedBullets) deleteAt (_forEachIndex - _deleted);
_deleted = _deleted + 1;
} else {
if (_isWind) then {
_trueVelocity = _bulletVelocity vectorDiff ACE_wind;
_trueSpeed = vectorMagnitude _trueVelocity;
_dragRef = _deltaT * _airFriction * _bulletSpeed * _bulletSpeed;
_accelRef = (vectorNormalized _bulletVelocity) vectorMultiply (_dragRef);
_bulletVelocity = _bulletVelocity vectorDiff _accelRef;
_drag = _deltaT * _airFriction * _trueSpeed;
_accel = _trueVelocity vectorMultiply (_drag);
_bulletVelocity = _bulletVelocity vectorAdd _accel;
};
_bullet setVelocity _bulletVelocity;
};
} forEach GVAR(trackedBullets);
END_COUNTER(pfeh);
}, GVAR(simulationInterval), [ACE_time]] call CBA_fnc_addPerFrameHandler;