From 99cb021f15358e03c797b79fdcf58a7a364a5ed0 Mon Sep 17 00:00:00 2001 From: Novatux Date: Sun, 8 Jun 2014 08:29:17 +0200 Subject: Add node detector, which works like the player detector but detects a specific nodename (or any node except air) in front of it. --- mesecons_detector/init.lua | 147 +++++++++++++++++++++ .../textures/jeija_node_detector_off.png | Bin 0 -> 717 bytes .../textures/jeija_node_detector_on.png | Bin 0 -> 727 bytes 3 files changed, 147 insertions(+) create mode 100644 mesecons_detector/textures/jeija_node_detector_off.png create mode 100644 mesecons_detector/textures/jeija_node_detector_on.png diff --git a/mesecons_detector/init.lua b/mesecons_detector/init.lua index 88614b5..b4ea3f1 100644 --- a/mesecons_detector/init.lua +++ b/mesecons_detector/init.lua @@ -108,3 +108,150 @@ minetest.register_abm( end end, }) + +-- Node detector +-- Detects the node in front of it + +local node_detector_make_formspec = function (pos) + local meta = minetest.get_meta(pos) + meta:set_string("formspec", "size[9,2.5]" .. + "field[0.3, 0;9,2;scanname;Name of node to scan for (empty for any):;${scanname}]".. + "field[0.3,1.5;4,2;digiline_channel;Digiline Channel (optional):;${digiline_channel}]".. + "button_exit[7,0.75;2,3;;Save]") +end + +local node_detector_on_receive_fields = function(pos, formname, fields) + if not fields.scanname or not fields.digiline_channel then return end; + + local meta = minetest.get_meta(pos) + meta:set_string("scanname", fields.scanname) + meta:set_string("digiline_channel", fields.digiline_channel) + node_detector_make_formspec(pos) +end + +-- returns true if player was found, false if not +local node_detector_scan = function (pos) + local node = minetest.get_node(pos) + local frontpos = vector.subtract(pos, minetest.facedir_to_dir(node.param2)) + local frontnode = minetest.get_node(frontpos) + local meta = minetest.get_meta(pos) + return (frontnode.name == meta:get_string("scanname")) or + (frontnode.name ~= "air" and frontnode.name ~= "ignore" and meta:get_string("scanname") == "") +end + +-- set player name when receiving a digiline signal on a specific channel +node_detector_digiline = { + effector = { + action = function (pos, node, channel, msg) + local meta = minetest.get_meta(pos) + local active_channel = meta:get_string("digiline_channel") + if channel == active_channel then + meta:set_string("scanname", msg) + node_detector_make_formspec(pos) + end + end, + } +} + +minetest.register_node("mesecons_detector:node_detector_off", { + tiles = {"default_steel_block.png", "default_steel_block.png", "default_steel_block.png", "default_steel_block.png", "default_steel_block.png", "jeija_node_detector_off.png"}, + paramtype = "light", + paramtype2 = "facedir", + walkable = true, + groups = {cracky=3}, + description="Node Detector", + mesecons = {receptor = { + state = mesecon.state.off + }}, + on_construct = node_detector_make_formspec, + on_receive_fields = node_detector_on_receive_fields, + after_place_node = function (pos, placer) + local placer_pos = placer:getpos() + + --correct for the player's height + if placer:is_player() then placer_pos.y = placer_pos.y + 1.5 end + + --correct for 6d facedir + if placer_pos then + local dir = { + x = pos.x - placer_pos.x, + y = pos.y - placer_pos.y, + z = pos.z - placer_pos.z + } + local node = minetest.get_node(pos) + node.param2 = minetest.dir_to_facedir(dir, true) + minetest.set_node(pos, node) + minetest.log("action", "real (6d) facedir: " .. node.param2) + end + end, + sounds = default.node_sound_stone_defaults(), + digiline = node_detector_digiline +}) + +minetest.register_node("mesecons_detector:node_detector_on", { + tiles = {"default_steel_block.png", "default_steel_block.png", "default_steel_block.png", "default_steel_block.png", "default_steel_block.png", "jeija_node_detector_on.png"}, + paramtype = "light", + paramtype2 = "facedir", + walkable = true, + groups = {cracky=3,not_in_creative_inventory=1}, + drop = 'mesecons_detector:node_detector_off', + mesecons = {receptor = { + state = mesecon.state.on + }}, + on_construct = node_detector_make_formspec, + on_receive_fields = node_detector_on_receive_fields, + after_place_node = function (pos, placer) + local placer_pos = placer:getpos() + + --correct for the player's height + if placer:is_player() then placer_pos.y = placer_pos.y + 1.5 end + + --correct for 6d facedir + if placer_pos then + local dir = { + x = pos.x - placer_pos.x, + y = pos.y - placer_pos.y, + z = pos.z - placer_pos.z + } + local node = minetest.get_node(pos) + node.param2 = minetest.dir_to_facedir(dir, true) + minetest.set_node(pos, node) + minetest.log("action", "real (6d) facedir: " .. node.param2) + end + end, + sounds = default.node_sound_stone_defaults(), + digiline = node_detector_digiline +}) + +minetest.register_craft({ + output = 'mesecons_detector:node_detector_off', + recipe = { + {"default:steel_ingot", "group:mesecon_conductor_craftable", "default:steel_ingot"}, + {"default:steel_ingot", "mesecons_luacontroller:luacontroller0000", "default:steel_ingot"}, + {"default:steel_ingot", "default:steel_ingot", "default:steel_ingot"}, + } +}) + +minetest.register_abm( + {nodenames = {"mesecons_detector:node_detector_off"}, + interval = 1.0, + chance = 1, + action = function(pos, node) + if node_detector_scan(pos) then + minetest.swap_node(pos, {name = "mesecons_detector:node_detector_on", param2 = node.param2}) + mesecon:receptor_on(pos) + end + end, +}) + +minetest.register_abm( + {nodenames = {"mesecons_detector:node_detector_on"}, + interval = 1.0, + chance = 1, + action = function(pos, node) + if not node_detector_scan(pos) then + minetest.swap_node(pos, {name = "mesecons_detector:node_detector_off", param2 = node.param2}) + mesecon:receptor_off(pos) + end + end, +}) diff --git a/mesecons_detector/textures/jeija_node_detector_off.png b/mesecons_detector/textures/jeija_node_detector_off.png new file mode 100644 index 0000000..6d130ad Binary files /dev/null and b/mesecons_detector/textures/jeija_node_detector_off.png differ diff --git a/mesecons_detector/textures/jeija_node_detector_on.png b/mesecons_detector/textures/jeija_node_detector_on.png new file mode 100644 index 0000000..926a9d1 Binary files /dev/null and b/mesecons_detector/textures/jeija_node_detector_on.png differ -- cgit v1.2.3