mirror of
https://github.com/minetest-mods/technic.git
synced 2024-09-12 08:18:30 +02:00
128 lines
4.0 KiB
Lua
128 lines
4.0 KiB
Lua
local mining_lasers_list = {
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-- {<num>, <range of the laser shots>, <max_charge>, <charge_per_shot>},
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{"1", 7, 50000, 1000},
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{"2", 14, 200000, 2000},
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{"3", 21, 650000, 3000},
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}
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local allow_entire_discharging = true
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local S = technic.getter
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minetest.register_craft({
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output = "technic:laser_mk1",
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recipe = {
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{"default:diamond", "basic_materials:brass_ingot", "default:obsidian_glass"},
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{"", "basic_materials:brass_ingot", "technic:red_energy_crystal"},
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{"", "", "default:copper_ingot"},
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}
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})
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minetest.register_craft({
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output = "technic:laser_mk2",
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recipe = {
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{"default:diamond", "technic:carbon_steel_ingot", "technic:laser_mk1"},
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{"", "technic:carbon_steel_ingot", "technic:green_energy_crystal"},
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{"", "", "default:copper_ingot"},
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}
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})
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minetest.register_craft({
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output = "technic:laser_mk3",
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recipe = {
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{"default:diamond", "technic:carbon_steel_ingot", "technic:laser_mk2"},
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{"", "technic:carbon_steel_ingot", "technic:blue_energy_crystal"},
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{"", "", "default:copper_ingot"},
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}
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})
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local function laser_node(pos, node, player)
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local def = minetest.registered_nodes[node.name]
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if def.liquidtype ~= "none" and def.buildable_to then
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minetest.remove_node(pos)
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minetest.add_particle({
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pos = pos,
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velocity = {x = 0, y = 1.5 + math.random(), z = 0},
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acceleration = {x = 0, y = -1, z = 0},
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size = 6 + math.random() * 2,
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texture = "smoke_puff.png^[transform" .. math.random(0, 7),
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})
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return
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end
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minetest.node_dig(pos, node, player)
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end
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local keep_node = {air = true}
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local function can_keep_node(name)
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if keep_node[name] ~= nil then
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return keep_node[name]
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end
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keep_node[name] = minetest.get_item_group(name, "hot") ~= 0
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return keep_node[name]
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end
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local function laser_shoot(player, range, particle_texture, sound)
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local player_pos = player:get_pos()
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local player_name = player:get_player_name()
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local dir = player:get_look_dir()
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local start_pos = vector.new(player_pos)
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-- Adjust to head height
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start_pos.y = start_pos.y + (player:get_properties().eye_height or 1.625)
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minetest.add_particle({
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pos = start_pos,
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velocity = dir,
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acceleration = vector.multiply(dir, 50),
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expirationtime = (math.sqrt(1 + 100 * (range + 0.4)) - 1) / 50,
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size = 1,
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texture = particle_texture .. "^[transform" .. math.random(0, 7),
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})
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minetest.sound_play(sound, {pos = player_pos, max_hear_distance = range})
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for pos in technic.trace_node_ray_fat(start_pos, dir, range) do
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if minetest.is_protected(pos, player_name) then
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minetest.record_protection_violation(pos, player_name)
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break
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end
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local node = minetest.get_node(pos)
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if node.name == "ignore"
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or not minetest.registered_nodes[node.name] then
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break
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end
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if not can_keep_node(node.name) then
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laser_node(pos, node, player)
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end
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end
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end
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for _, m in pairs(mining_lasers_list) do
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technic.register_power_tool("technic:laser_mk"..m[1], m[3])
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minetest.register_tool("technic:laser_mk"..m[1], {
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description = S("Mining Laser Mk%d"):format(m[1]),
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inventory_image = "technic_mining_laser_mk"..m[1]..".png",
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range = 0,
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stack_max = 1,
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wear_represents = "technic_RE_charge",
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on_refill = technic.refill_RE_charge,
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on_use = function(itemstack, user)
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local meta = minetest.deserialize(itemstack:get_metadata())
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if not meta or not meta.charge or meta.charge == 0 then
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return
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end
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local range = m[2]
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if meta.charge < m[4] then
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if not allow_entire_discharging then
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return
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end
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-- If charge is too low, give the laser a shorter range
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range = range * meta.charge / m[4]
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end
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laser_shoot(user, range, "technic_laser_beam_mk" .. m[1] .. ".png",
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"technic_laser_mk" .. m[1])
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if not technic.creative_mode then
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meta.charge = math.max(meta.charge - m[4], 0)
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technic.set_RE_wear(itemstack, meta.charge, m[3])
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itemstack:set_metadata(minetest.serialize(meta))
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end
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return itemstack
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end,
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})
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end
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