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Flashbangs: eyePos LOS check, 3d eye direction

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PabstMirror 2015-04-09 21:58:45 -05:00
parent def9000520
commit eb60910aab
1 changed files with 17 additions and 14 deletions
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31
addons/grenades/functions/fnc_flashbangExplosionEH.sqf
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@ -19,13 +19,15 @@ private ["_affected", "_strength", "_posGrenade", "_posUnit", "_angleGrenade", "
PARAMS_1(_grenade);
_affected = _grenade nearEntities ["CAManBase", 50];
_affected = _grenade nearEntities ["CAManBase", 20];
{
if ((local _x) && {alive _x}) then {
_strength = 1 - ((_x distance _grenade) min 15) / 15;
TRACE_3("FlashBangEffect Start",_x,(_x distance _grenade),_strength);
if (_x != ACE_player) then {
//must be AI
_x disableAI "MOVE";
@ -48,30 +50,31 @@ _affected = _grenade nearEntities ["CAManBase", 50];
//Do effects for player
// is there line of sight to the grenade?
_posGrenade = getPosASL _grenade;
_eyePos = eyePos ACE_player; //PositionASL
_posGrenade set [2, (_posGrenade select 2) + 0.2]; // compensate for grenade glitching into ground
if (lineIntersects [_posGrenade, getPosASL _x, _grenade, _x]) then {
//Check for line of sight:
if (lineIntersects [_posGrenade, _eyePos, _grenade, _x]) then {
_strength = _strength / 10;
};
// beeeeeeeeeeeeeeeeeeeeeeeeeeeeep
if (isClass (configFile >> "CfgPatches" >> "ACE_Hearing") and _strength > 0) then {
//Add ace_hearing ear ringing sound effect
if ((isClass (configFile >> "CfgPatches" >> "ACE_Hearing")) && {_strength > 0}) then {
[_x, 0.5 + (_strength / 2)] call EFUNC(hearing,earRinging);
};
// account for people looking away by slightly
// reducing the effect for visual effects.
_posUnit = getPos _x;
_posGrenade = getPos _grenade;
_angleGrenade = ((_posGrenade select 0) - (_posUnit select 0)) atan2 ((_posGrenade select 1) - (_posUnit select 1));
_angleGrenade = (_angleGrenade + 360) % 360;
_eyeDir = (positionCameraToWorld [0,0,1] vectorDiff positionCameraToWorld [0,0,0]);
_dirToUnitVector = _eyePos vectorFromTo _posGrenade;
_angleDiff = acos (_eyeDir vectorDotProduct _dirToUnitVector);
_angleView = (eyeDirection ACE_player select 0) atan2 (eyeDirection ACE_player select 1);
_angleView = (_angleView + 360) % 360;
//From 0-45deg, full effect
if (_angleDiff > 45) then {
_strength = _strength - _strength * ((_angleDiff - 45) / 120);
};
_angleDiff = 180 - abs (abs (_angleGrenade - _angleView) - 180);
_angleDiff = ((_angleDiff - 45) max 0);
_strength = _strength - _strength * (_angleDiff / 135);
TRACE_1("Final strength for player %1",_strength);
// create flash to illuminate environment
_light = "#lightpoint" createVehicleLocal (getPos _grenade);