protected void addChildTo(ModelRenderer child, ModelRenderer parent){
		// Move the child to a position that is relative to the parent
		child.rotationPointX -= parent.rotationPointX;
		child.rotationPointY -= parent.rotationPointY;
		child.rotationPointZ -= parent.rotationPointZ;

		child.rotateAngleX -= parent.rotateAngleX;
		child.rotateAngleY -= parent.rotateAngleY;
		child.rotateAngleZ -= parent.rotateAngleZ;
		// Actually add it
		parent.addChild(child);
	}