private bool isValidCover(Cover cover, Vector3 position, int direction, bool checkPath)
{
if (!_hasThreat)
{
return(true);
}
if (Vector3.Distance(position, _threatPosition) < AvoidDistance)
{
return(false);
}
if (!AIUtil.IsGoodAngle(MaxTallCoverAngle,
MaxLowCoverAngle,
cover,
position,
_threatPosition,
cover.IsTall))
{
return(false);
}
if (!AIUtil.IsCoverPositionFree(cover, position, 1, _actor))
{
return(false);
}
var aimPosition = position;
if (cover.IsTall)
{
var angle = Util.AngleOfVector(_threatPosition - position);
if (direction > 0)
{
if (!cover.IsFrontField(angle, _motor.CoverSettings.Angles.TallRightCornerFront))
{
return(false);
}
if (!cover.IsRight(angle, _motor.CoverSettings.Angles.RightCorner, false))
{
return(false);
}
aimPosition = cover.RightCorner(cover.Bottom, _motor.CoverSettings.CornerOffset.x);
}
else if (direction < 0)
{
if (!cover.IsFrontField(angle, _motor.CoverSettings.Angles.TallLeftCornerFront))
{
return(false);
}
if (!cover.IsLeft(angle, _motor.CoverSettings.Angles.LeftCorner, false))
{
return(false);
}
aimPosition = cover.LeftCorner(cover.Bottom, _motor.CoverSettings.CornerOffset.x);
}
}
if (AIUtil.IsObstructed(aimPosition + (_actor.StandingTopPosition - transform.position),
_threatPosition + Vector3.up * 2,
100))
{
return(false);
}
if (checkPath)
{
if (Vector3.Distance(transform.position, _threatPosition) > AvoidDistance)
{
if (NavMesh.CalculatePath(transform.position, position, 1, _path))
{
for (int i = 0; i < _path.GetCornersNonAlloc(_corners); i++)
{
var a = i == 0 ? transform.position : _corners[i - 1];
var b = _corners[i];
var closest = Util.FindClosestToPath(a, b, _threatPosition);
if (Vector3.Distance(closest, _threatPosition) < AvoidDistance)
{
return(false);
}
}
}
else
{
return(false);
}
}
}
return(true);
}