Javascript 3D Physics Tut 2 Move Kinematic

moveKinematic.js

function moveKinematic(){

    let scalingFactor = 0.3;

    let moveX =  kMoveDirection.right - kMoveDirection.left;
    let moveZ =  kMoveDirection.back - kMoveDirection.forward;
    let moveY =  0;


    let translateFactor = tmpPos.set(moveX, moveY, moveZ);

    translateFactor.multiplyScalar(scalingFactor);

    kObject.translateX(translateFactor.x);
    kObject.translateY(translateFactor.y);
    kObject.translateZ(translateFactor.z);

    kObject.getWorldPosition(tmpPos);
    kObject.getWorldQuaternion(tmpQuat);

    let physicsBody = kObject.userData.physicsBody;

    let ms = physicsBody.getMotionState();
    if ( ms ) {

        ammoTmpPos.setValue(tmpPos.x, tmpPos.y, tmpPos.z);
        ammoTmpQuat.setValue( tmpQuat.x, tmpQuat.y, tmpQuat.z, tmpQuat.w);


        tmpTrans.setIdentity();
        tmpTrans.setOrigin( ammoTmpPos ); 
        tmpTrans.setRotation( ammoTmpQuat ); 

        ms.setWorldTransform(tmpTrans);

    }

}