public Transform setScale(float scale) {
        assert Float.isFinite(scale) : "Invalid scale " + scale;
        this.scale.set(scale, scale, scale);
        return this;
    }
Sets the scaling component to the argument. This yields uniform scaling.

@param scale the desired scale factor for all local axes
@return the (modified) current instance (for chaining)
jme3-core/src/main/java/com/jme3/math/Transform.java