public void setVector4(String name, Vector4f value) {
        setParam(name, VarType.Vector4, value);
    }
Pass a Vector4f to the material shader.

@param name the name of the Vector4f defined in the material definition (j3md)
@param value the Vector4f value
jme3-core/src/main/java/com/jme3/material/Material.java