Method getDirection

core/2d/Light.cpp:87–91

    setRotationFromDirection(dir);
}
Vec3 DirectionLight::getDirection() const
{
    Mat4 mat = getNodeToParentTransform();
    return Vec3(-mat.m[8], -mat.m[9], -mat.m[10]);
}
Vec3 DirectionLight::getDirectionInWorld() const
{
    Mat4 mat = getNodeToWorldTransform();