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local mining_lasers_list = {
-- {<num>, <range of the laser shots>, <max_charge>, <charge_per_shot>},
{"1", 7, 50000, 1000},
{"2", 14, 200000, 2000},
{"3", 21, 650000, 3000},
}
local S = technic.getter
minetest.register_craft({
output = 'technic:laser_mk1',
recipe = {
{'default:diamond', 'technic:brass_ingot', 'default:obsidian_glass'},
{'', 'technic:brass_ingot', 'technic:red_energy_crystal'},
{'', '', 'default:copper_ingot'},
}
})
minetest.register_craft({
output = 'technic:laser_mk2',
recipe = {
{'default:diamond', 'technic:carbon_steel_ingot', 'technic:laser_mk1'},
{'', 'technic:carbon_steel_ingot', 'technic:green_energy_crystal'},
{'', '', 'default:copper_ingot'},
}
})
minetest.register_craft({
output = 'technic:laser_mk3',
recipe = {
{'default:diamond', 'technic:carbon_steel_ingot', 'technic:laser_mk2'},
{'', 'technic:carbon_steel_ingot', 'technic:blue_energy_crystal'},
{'', '', 'default:copper_ingot'},
}
})
local function laser_node(pos, node, player)
local def = minetest.registered_nodes[node.name]
if def and def.liquidtype ~= "none" then
minetest.remove_node(pos)
minetest.add_particle({
pos = pos,
velocity = {x=0, y=2, z=0},
acceleration = {x=0, y=-1, z=0},
expirationtime = 1.5,
size = 6 + math.random() * 2,
texture = "smoke_puff.png^[transform" .. math.random(0, 7),
})
return
end
minetest.node_dig(pos, node, player)
end
local no_destroy = {
["air"] = true,
["default:lava_source"] = true,
["default:lava_flowing"] = true,
}
local function laser_shoot(player, range, particle_texture, sound)
local player_pos = player:getpos()
local player_name = player:get_player_name()
local dir = player:get_look_dir()
local start_pos = vector.new(player_pos)
-- Adjust to head height
start_pos.y = start_pos.y + 1.6
minetest.add_particle({
pos = startpos,
velocity = dir,
acceleration = vector.multiply(dir, 50),
expirationtime = range / 11,
size = 1,
texture = particle_texture .. "^[transform" .. math.random(0, 7),
})
minetest.sound_play(sound, {pos = player_pos, max_hear_distance = range})
for pos in technic.trace_node_ray_fat(start_pos, dir, range) do
if minetest.is_protected(pos, player_name) then
minetest.record_protection_violation(pos, player_name)
break
end
local node = minetest.get_node_or_nil(pos)
if not node then
break
end
if not no_destroy[node.name] then
laser_node(pos, node, player)
end
end
end
for _, m in pairs(mining_lasers_list) do
technic.register_power_tool("technic:laser_mk"..m[1], m[3])
minetest.register_tool("technic:laser_mk"..m[1], {
description = S("Mining Laser Mk%d"):format(m[1]),
inventory_image = "technic_mining_laser_mk"..m[1]..".png",
stack_max = 1,
wear_represents = "technic_RE_charge",
on_refill = technic.refill_RE_charge,
on_use = function(itemstack, user)
local meta = minetest.deserialize(itemstack:get_metadata())
if not meta or not meta.charge then
return
end
-- If there's enough charge left, fire the laser
if meta.charge >= m[4] then
laser_shoot(user, m[2], "technic_laser_beam_mk"..m[1]..".png", "technic_laser_mk"..m[1])
if not technic.creative_mode then
meta.charge = meta.charge - m[4]
technic.set_RE_wear(itemstack, meta.charge, m[3])
itemstack:set_metadata(minetest.serialize(meta))
end
end
return itemstack
end,
})
end
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