316 lines
8.6 KiB
Lua
316 lines
8.6 KiB
Lua
local NAME = minetest.get_current_modname()
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local ENERGYCOST = {
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static_struts = 20,
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dynamic_struct = 24,
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hardness_mod = 1,
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mining_cost = 40,
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}
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local FORMSPEC = sparktech.add_inventory(32,8,
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"list[current_name;quarry;0,0;16,6;]")
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local MAX_SIZE = 64
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local function Position(x, y, z) ---
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--- Returns a valid pos as used by the game
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return {x=x, y=y, z=z}
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end
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local function order(x, y) ---
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--- Returns (smaller, bigger)
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if x <= y then
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return x, y
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else
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return y,x
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end
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end
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local function try_drain_energy(target_pos, amount) ---
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--- Returns true if drained, false otherwise
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--- Removes amount energy from target_pos if energy >= amount
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local target = minetest.get_meta(target_pos)
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local current = target:get_int("energy")
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if current >= amount then
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target:set_int("energy", current - amount)
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return true
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else
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return false
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end
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end
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local function on_construct(pos, player)
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player:get_meta():set_string(NAME .. ":quarry_pos" , minetest.pos_to_string(pos))
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local meta = minetest.get_meta(pos)
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meta:set_string("formspec", FORMSPEC)
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local inventory = meta:get_inventory()
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inventory:set_size('quarry', 128)
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end
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local function dig_node(pos, quarrypos)
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local node = minetest.get_node(pos)
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if node.name ~= "air" and try_drain_energy(quarrypos, ENERGYCOST.mining_cost) then
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local quarry = minetest.get_meta(quarrypos)
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local quarry_inv = quarry:get_inventory()
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local drops = minetest.get_node_drops(node.name);
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local drops_added = 0
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for _, item in pairs(drops) do
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if quarry_inv:add_item("quarry", item) then
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drops_added = drops_added + 1
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end
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end
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if drops_added ~= 0 or #drops == 0 then
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minetest.set_node(pos, {name = "air"})
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end
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end
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return node.name ~= "air"
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end
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local function on_marker_placed(pos, quarry_pos, player)
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-- Validate position
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if quarry_pos.x == pos.x and
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quarry_pos.y == pos.y and
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quarry_pos.z == pos.z then
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-- Invalid position, marker replaced quarry somehow
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return -- TODO Report failure?
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-- TODO clear clipboard in quarry on_break
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end
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local minx, maxx = order(pos.x, quarry_pos.x)
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local miny, maxy = order(pos.y, quarry_pos.y)
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local minz, maxz = order(pos.z, quarry_pos.z)
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local diffx = maxx - minx
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local diffy = maxy - miny
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local diffz = maxz - minz
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if diffx < 2 or diffx >= MAX_SIZE or
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diffy < 2 or diffy >= MAX_SIZE or
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diffz < 2 or diffz >= MAX_SIZE
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then
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notify.hud.sendtext(player, "Invalid dimensions for quarry 3x3x3")
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-- minetest.chat_send_player(player:get_player_name(), "Invalid dimensions for quarry")
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return
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end
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-- Set quarry metadata
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local meta = minetest.get_meta(quarry_pos)
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meta:set_string("marker", minetest.pos_to_string(pos))
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meta:set_int("current_frame", 1)
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minetest.get_node_timer(quarry_pos):start(1.0)
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end
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local function marker_construct(pos, player)
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local quarry_pos = minetest.string_to_pos(player:get_meta():get_string(NAME .. ":quarry_pos"))
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local quarry = minetest.get_node(quarry_pos)
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on_marker_placed(pos, quarry_pos, player)
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end
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local function clear_area(pos, pos2)
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local minx, maxx = order(pos.x, pos2.x)
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local miny, maxy = order(pos.y, pos2.y)
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local minz, maxz = order(pos.z, pos2.z)
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for x=minx , maxx do
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for y=miny, maxy do
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for z=minz, maxz do
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-- dont remove quarry or marker
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if not ((x == pos.x and y == pos.y and z == pos.z) or
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(x == pos2.x and y == pos2.y and z == pos2.z))
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then
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if dig_node(Position(x, y, z), pos) then
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return false
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end
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end
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end
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end
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end
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return true
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end
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local function place_strut(x, y, z)
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local position = Position(x, y, z)
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if minetest.get_node(position).name == "air" then
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minetest.set_node(position, { name = NAME .. ":static_strut"})
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return true
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else
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return false
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end
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end
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local function strut_line_x(x, y, z, x2)
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local minx, maxx = order(x, x2)
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for x3=minx, maxx do
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if place_strut(x3, y, z) then
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return false
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end
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end
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return true
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end
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local function strut_line_y(x, y, z, y2)
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local miny, maxy = order(y, y2)
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for y3=miny, maxy do
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if place_strut(x, y3, z) then
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return false
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end
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end
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return true
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end
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local function strut_line_z(x, y, z, z2)
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local minz, maxz = order(z, z2)
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for z3=minz, maxz do
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if place_strut(x, y, z3) then
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return false
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end
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end
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return true
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end
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local function timer_trigger(pos, elapsed)
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local meta = minetest.get_meta(pos)
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local framenum = meta:get_int("current_frame")
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local marker_pos = minetest.string_to_pos(meta:get_string("marker"))
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while true do -- Make this section breakable
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if framenum < 0 then
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minetest.debug("Mine layer")
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-- Operation Phase
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--
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local start_pos = minetest.string_to_pos(meta:get_string("dig_area_start"))
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local end_pos = minetest.string_to_pos(meta:get_string("dig_area_end"))
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if not start_pos or not end_pos then return end
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local height = start_pos.y + framenum
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local exitloop = false
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for x=start_pos.x, end_pos.x do
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for z=start_pos.z, end_pos.z do
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if dig_node(Position(x, height, z), pos) then
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exitloop = true
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end
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if exitloop then break end
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end
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if exitloop then break end
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end
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if not exitloop then
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-- Layer cleared, next layer
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minetest.debug("Next layer")
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framenum = framenum - 1
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end
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elseif framenum == 1 then
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minetest.debug("Clear area")
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-- preparation phase
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if clear_area(pos, marker_pos) then
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framenum = 0
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end
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else
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minetest.debug("Build strats")
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if not strut_line_x(pos.x, pos.y, pos.z, marker_pos.x) then break end
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if not strut_line_x(pos.x, marker_pos.y, pos.z, marker_pos.x) then break end
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if not strut_line_x(pos.x, pos.y, marker_pos.z, marker_pos.x) then break end
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if not strut_line_x(pos.x, marker_pos.y, marker_pos.z, marker_pos.x) then break end
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if not strut_line_z(pos.x, pos.y, pos.z, marker_pos.z) then break end
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if not strut_line_z(marker_pos.x, pos.y, pos.z, marker_pos.z) then break end
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if not strut_line_z(pos.x, marker_pos.y, pos.z, marker_pos.z) then break end
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if not strut_line_z(marker_pos.x, marker_pos.y, pos.z, marker_pos.z) then break end
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if not strut_line_y(marker_pos.x, pos.y, marker_pos.z, marker_pos.y) then break end
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if not strut_line_y(pos.x, pos.y, marker_pos.z, marker_pos.y) then break end
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if not strut_line_y(marker_pos.x, pos.y, pos.z, marker_pos.y) then break end
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if not strut_line_y(pos.x, pos.y, pos.z, marker_pos.y) then break end
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--shrink the operational area here to a 2d space with one piece of border taken away to drill there
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--
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local posx, pos2x = order(pos.x, marker_pos.x)
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local posy, pos2y = order(pos.y, marker_pos.y)
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local posz, pos2z = order(pos.z, marker_pos.z)
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posx = posx +1
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pos2x = pos2x -1
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posz = posz + 1
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pos2z = pos2z -1
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meta:set_string("dig_area_start", minetest.pos_to_string(Position(posx, posy, posz)))
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meta:set_string("dig_area_end", minetest.pos_to_string(Position(pos2x, posy, pos2z))) -- can use this last z as counter, or ignore it
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minetest.debug("setup complete")
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framenum = -1
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end
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break
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end
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meta:set_int("current_frame", framenum)
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if framenum > -MAX_SIZE then minetest.get_node_timer(pos):start(0.1) end
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end
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minetest.register_node( NAME .. ":quarry_marker", {
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descritption = "quarry marker",
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tiles = {
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"marker.png"
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},
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groups = {
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oddly_breakable_by_hand = 1
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},
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after_place_node = marker_construct,
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})
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minetest.register_node( NAME .. ":static_strut", {
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description = "supporting strut",
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drawtype = "nodebox",
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paramtype = "light",
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connects_to = {
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NAME .. ":static_strut",
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NAME .. ":quarry_marker",
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NAME .. ":lv_quarry"
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},
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tiles = {
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"strut.png"
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},
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node_box = {
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type = "connected",
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fixed = {-0.2, -0.2, -0.2, 0.2, 0.2, 0.2},
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connect_top = {-0.2, 0.2, -0.2, 0.2, 0.5, 0.2},
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connect_bottom = {-0.2, -0.5, -0.2, 0.2, -0.2, 0.2},
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connect_back = {-0.2, -0.2, 0.2, 0.2, 0.2, 0.5},
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connect_right = {0.2, -0.2, -0.2, 0.5, 0.2, 0.2},
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connect_front = {-0.2, -0.2, -0.5, 0.2, 0.2, -0.2},
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connect_left = {-0.5, -0.2, -0.2, -0.2, 0.2, 0.2},
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},
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groups = {
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oddly_breakable_by_hand = 1
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}
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})
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minetest.register_node( NAME .. ":lv_quarry", {
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description = "Electric Quarry",
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tiles = {
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"quarry.png",
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"quarry.png",
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"quarry.png",
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"quarry.png",
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"backplate.png",
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"quarry_frontplate.png"
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},
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paramtype2 = "facedir",
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groups = {
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sparktech_techy = 1,
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sparktech_struty = 1,
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sparktech_energy_type = 4,
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sparktech_net_trigger = 1,
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sparktech_energy_max = 3000,
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spark_energy_timer = 2
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},
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on_timer = timer_trigger,
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after_place_node = on_construct,
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--on_destruct = function(pos, player) player:get_meta():set_string(NAME .. ":quarry_pos" , "") end,
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allow_metadata_inventory_put = function(_,_,_, stack) return stack:get_count() end,
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allow_metadata_inventory_take = function(_, _, _, stack) return stack:get_count() end
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})
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