add tree

init.lua

@@ -12,7 +12,7 @@ local data = {
     password = "eZcKn1zBE6KtbeFnZ33lV1EKnr9Bcn8B",
 }
 
-local ledCount = 10
+local ledCount = 350
 
 local led_textures = {
     "black",
@@ -54,7 +54,7 @@ local change_color = function(player, led_id, pos)
 end
 
 local function send_mqtt(id, rgb)
-    mqtt.publish(client, mqttBaseTopic.."/led/"..id, "["..rgb.."]")
+    mqtt.publish(client, mqttBaseTopic.."/led/"..id.."/color", "["..rgb.."]", {retain = true,})
 end
 
 local function replace_block(pos, id, new_texture)
@@ -63,7 +63,7 @@ local function replace_block(pos, id, new_texture)
     core.set_node(pos, {name = node_name})
 end
 
-for id = 1, ledCount do
+for id = 0, ledCount-1 do
     led_colors[id] = ""
     for index, texture in ipairs(led_textures) do
         core.register_node("ledtree:led" .. id .. "_" .. texture, {
@@ -77,6 +77,15 @@ for id = 1, ledCount do
     end
 end
 
+core.register_node("ledtree:party", {
+    description = "Party",
+    tiles = {"party.png"},
+    light_source = 10,
+    on_rightclick = function(pos, node, player, itemstack, pointed_thing)
+        mqtt.publish(client, mqttBaseTopic.."/effects", "[party]")
+    end,
+})
+
 core.register_on_player_receive_fields(function(player, formname, fields)
     if formname == "ledtree:colorpicker" then
         for color, _ in pairs(fields) do
@@ -103,7 +112,7 @@ core.register_on_player_receive_fields(function(player, formname, fields)
                 end
 
                 if rgb ~= "" then
-                    core.chat_send_player(player:get_player_name(), "LED: ".. active_id .. " - RGB: " .. rgb .. " ("..color..")")
+                    --core.chat_send_player(player:get_player_name(), "LED: ".. active_id .. " - RGB: " .. rgb .. " ("..color..")")
                     send_mqtt(active_id, rgb)
                     replace_block(active_pos, active_id, color)
 
@@ -113,3 +122,5 @@ core.register_on_player_receive_fields(function(player, formname, fields)
         end
     end
 end)
+
+dofile(modpath .. "/tree.lua")

settingtypes.txt

-ledtree_base_topic "Base topic (e.g. [base_topic]/led/1)" string "ledtree"

textures/pine_needles.png.license

+Splizard (CC BY-SA 3.0)

tree.lua

+local size = 50
+local height_increment = 3
+
+local function place_tree(pos)
+    local set = {}
+    local iled = 0
+    for iy = 0, size - 1 do
+        for ix = iy, size - 1 - iy do
+            for iz = iy, size - 1 - iy do
+                for h = 0, height_increment - 1 do
+                    table.insert(set, {x = pos.x + ix, y = pos.y + iy * height_increment + h, z = pos.z + iz})
+                    iled = iled + 1
+
+                end
+            end
+        end
+    end
+    minetest.bulk_set_node(set, {name = "ledtree:pine_needles"})
+end
+
+core.register_node("ledtree:ledtree", {
+    description = "Place LED tree",
+    on_construct = function(pos)
+        place_tree(pos)
+    end,
+})
+
+core.register_node("ledtree:pine_needles", {
+    description = "Pine Needles",
+    paramtype = "light",
+    tiles = {"pine_needles.png"},
+})