Do you mean there is an issue with this code from AltRenderer, or something else?
worldPosition.x = -worldPosition.x; // convert positions from left handed coordinate system to right handed
worldRotation.y = -worldRotation.y; // fix rotations over y axis
worldRotation.z = -worldRotation.z; // fix rotations over z axis
Do you mean there is an issue with this code from AltRenderer, or something else?