function Render(rune) { Module.call(this,rune); this.parameters = [Any]; this.collection = {}; this.collection["stencil"] = new Filter_Stencil(); this.active = function(cmd) { var name = cmd.content[0]; if(!this.collection[name]){ console.log("Unknown filter:"+name); return; } cmd.content.shift(); return this.collection[name].render(cmd.content); } this.passive = function(cmd) { } }