dalosp.buffer = { input_change = function (self, ind) local h = self:get_linked_input(1) if h then self.color = cd.GREEN local b = Buffer(true) b:copyfrom(self:get_linked_input(1)) self:set_houtput(b) else self:set_houtput(nil) self.color = cd.YELLOW end self.dcanvas:draw() end, create = function (d, tab, settings) tab.ninputs = 1 tab.noutputs = 1 tab.otype = dalos.objtype.LUA_FILTER tab.default_name = "Buffer" tab.input_change = dalosp.buffer.input_change tab.ntype = "Buffer" local obj = dalos.object(d, tab, extra) return obj end, } dalos.buffer = dalosp.buffer.create dalos:register_obj("Buffer", dalos.buffer)