//! Now inserts the two parameters that this layer knows.
ret.push_back(ParamDesc(amount,"amount")
.set_local_name(_("Amount"))
+ .set_description(_("Alpha channel of the layer"))
);
ret.push_back(ParamDesc(blend_method,"blend_method")
.set_local_name(_("Blend Method"))
+ .set_description(_("The blending method used to composite on the layers below"))
);
return ret;