AddArrow()

override void AddArrow	(	Object	arrow,
		int	componentIndex,
		vector	closeBonePosWS,
		vector	closeBoneRotWS )

См. определение в файле DayZAnimal.c строка 80

    {
        CachedObjectsArrays.ARRAY_STRING.Clear();
        GetActionComponentNameList(componentIndex, CachedObjectsArrays.ARRAY_STRING, "fire");
        
        int pivot = -1;
        
        
        for (int i = 0; i < CachedObjectsArrays.ARRAY_STRING.Count() && pivot == -1; i++)
        {
            pivot = GetBoneIndexByName(CachedObjectsArrays.ARRAY_STRING.Get(i));
        }
        
        vector parentTransMat[4];
        vector arrowTransMat[4];
        
        if (pivot == -1)
        {
            GetTransform(parentTransMat);
        }
        else
        {
            vector rotMatrix[3];
            Math3D.YawPitchRollMatrix(closeBoneRotWS * Math.RAD2DEG,rotMatrix);
            
            parentTransMat[0] = rotMatrix[0];
            parentTransMat[1] = rotMatrix[1];
            parentTransMat[2] = rotMatrix[2];
            parentTransMat[3] = closeBonePosWS;
        }
        
        arrow.GetTransform(arrowTransMat);
        Math3D.MatrixInvMultiply4(parentTransMat, arrowTransMat, arrowTransMat);
        // orthogonalize matrix - parent might be skewed
        Math3D.MatrixOrthogonalize4(arrowTransMat);
        arrow.SetTransform(arrowTransMat);
        
        AddChild(arrow, pivot);
    }

Перекрестные ссылки AddChild(), CachedObjectsArrays::ARRAY_STRING, GetBoneIndexByName(), Math3D::MatrixInvMultiply4(), Math3D::MatrixOrthogonalize4(), Math::RAD2DEG и Math3D::YawPitchRollMatrix().