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--[[
llist-rdrip
Output a list as a sequence of elements in reverse order
author Martin Peach 20120419
--]]
-- Pd class
local LlistRdrip = pd.Class:new():register("llist-rdrip")
local selectormap = {string = "symbol", number="float", userdata="pointer"} -- for lua/Pd type conversion
function LlistRdrip:initialize(name, atoms)
self.inlets = 1
self.outlets = 1
return true
end
function LlistRdrip:in_1(sel, atoms) -- anything
--pd.post("sel is " .. sel);
--pd.post("number of atoms is ".. #atoms)
--for i,v in ipairs(atoms) do
-- pd.post(i .. " = " .. v)
--end
if sel == "list" then -- the usual case
for i = #atoms, 1, -1 do
-- map lua types to pd selectors
self:outlet(1, selectormap[type(atoms[i])], {atoms[i]})
end
elseif sel == "float" or sel == "symbol" or sel == "pointer" or sel == "bang" then -- single element "lists"
self:outlet(1, sel, {atoms[1]})
else -- messages are lists beginning with a selector
self:outlet(1, selectormap[type(sel)], {sel})
for i = #atoms , 1 , -1 do
self:outlet(1, selectormap[type(atoms[i])], {atoms[i]})
end
end
end
-- end of llist-rdrip
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