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439 lines
13 KiB
Lua
439 lines
13 KiB
Lua
-- mods/default/functions.lua
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--
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-- Sounds
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--
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function default.node_sound_defaults(table)
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table = table or {}
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table.footstep = table.footstep or
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{name = "default_hard_footstep", gain = 0.6}
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table.dig = table.dig or
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{name = "default_hard_footstep", gain = 0.7}
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table.dug = table.dug or
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{name = "default_hard_footstep", gain = 0.8}
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table.place = table.place or
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{name = "default_hard_footstep", gain = 0.8}
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return table
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end
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function default.node_sound_stone_defaults(table)
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table = table or {}
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table.footstep = table.footstep or
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{name = "default_hard_footstep", gain = 0.6}
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table.dig = table.dig or
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{name = "default_hard_footstep", gain = 0.7}
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table.dug = table.dug or
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{name = "default_hard_footstep", gain = 0.8}
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table.place = table.place or
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{name = "default_hard_footstep", gain = 0.8}
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default.node_sound_defaults(table)
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return table
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end
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function default.node_sound_metal_defaults(table)
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table = table or {}
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table.footstep = table.footstep or
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{name = "default_metal_footstep", gain = 0.575}
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table.dig = table.dig or
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{name = "default_metal_footstep", gain = 0.65}
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table.dug = table.dug or
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{name = "default_metal_footstep", gain = 0.8}
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table.place = table.place or
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{name = "default_metal_footstep", gain = 0.8}
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default.node_sound_defaults(table)
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return table
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end
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function default.node_sound_dirt_defaults(table)
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table = table or {}
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table.footstep = table.footstep or
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{name = "default_dirt_footstep", gain = 0.8}
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table.dig = table.dig or
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{name = "default_dirt_footstep", gain = 0.9}
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table.dug = table.dug or
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{name = "default_dirt_footstep", gain = 1.0}
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table.place = table.place or
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{name = "default_dirt_footstep", gain = 1.0}
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default.node_sound_defaults(table)
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return table
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end
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function default.node_sound_gravel_defaults(table)
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table = table or {}
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table.footstep = table.footstep or
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{name = "default_dirt_footstep", gain = 0.8}
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table.dig = table.dig or
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{name = "default_dirt_footstep", gain = 0.9}
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table.dug = table.dug or
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{name = "default_dirt_footstep", gain = 1.0}
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table.place = table.place or
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{name = "default_dirt_footstep", gain = 1.0}
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default.node_sound_defaults(table)
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return table
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end
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function default.node_sound_sand_defaults(table)
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table = table or {}
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table.footstep = table.footstep or
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{name = "default_sand_footstep", gain = 0.6}
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table.dig = table.dig or
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{name = "default_sand_footstep", gain = 0.7}
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table.dug = table.dug or
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{name = "default_sand_footstep", gain = 0.8}
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table.place = table.place or
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{name = "default_sand_footstep", gain = 0.8}
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default.node_sound_defaults(table)
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return table
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end
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function default.node_sound_wood_defaults(table)
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table = table or {}
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table.footstep = table.footstep or
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{name = "default_wood_footstep", gain = 0.625}
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table.dig = table.dig or
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{name = "default_wood_footstep", gain = 0.7}
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table.dug = table.dug or
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{name = "default_wood_footstep", gain = 0.8}
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table.place = table.place or
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{name = "default_wood_footstep", gain = 0.8}
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default.node_sound_defaults(table)
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return table
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end
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function default.node_sound_leaves_defaults(table)
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table = table or {}
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table.footstep = table.footstep or
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{name = "default_grass_footstep", gain = 0.6}
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table.dig = table.dig or
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{name = "default_grass_footstep", gain = 0.7}
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table.dug = table.dug or
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{name = "default_snow_footstep", gain = 0.8}
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table.place = table.place or
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{name = "default_snow_footstep", gain = 0.8}
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default.node_sound_defaults(table)
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return table
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end
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function default.node_sound_glass_defaults(table)
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table = table or {}
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table.footstep = table.footstep or
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{name = "default_hard_footstep", gain = 0.55}
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table.dig = table.dig or
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{name = "default_hard_footstep", gain = 0.65}
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table.dug = table.dug or
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{name = "default_break_glass", gain = 0.8}
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table.place = table.place or
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{name = "default_hard_footstep", gain = 0.75}
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default.node_sound_defaults(table)
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return table
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end
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-- Legacy:
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function default.spawn_falling_node(p, nodename)
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spawn_falling_node(p, nodename)
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end
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-- Horrible crap to support old code,
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-- don't use this and never do what this does, it's completely wrong!
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-- (more specifically, the client and the C++ code doesn't get the group).
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function default.register_falling_node(nodename, texture)
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minetest.log("error", debug.traceback())
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minetest.log("error", "WARNING: default.register_falling_node is deprecated.")
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if minetest.registered_nodes[nodename] then
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minetest.registered_nodes[nodename].groups.falling_node = 1
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end
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end
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--
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-- Global callbacks
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--
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-- Global environment step function
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function on_step(dtime)
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-- print("on_step, " .. p .. ", " .. node)
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end
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minetest.register_globalstep(on_step)
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function on_placenode(p, node)
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-- print("on_placenode, " .. p .. ", " .. node)
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end
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minetest.register_on_placenode(on_placenode)
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function on_dignode(p, node)
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-- print("on_dignode, " .. p .. ", " .. node)
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end
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minetest.register_on_dignode(on_dignode)
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function on_punchnode(p, node)
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-- print("on_punchnode, " .. p .. ", " .. node)
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end
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minetest.register_on_punchnode(on_punchnode)
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--
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-- Lava cooling
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--
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local function cool_wf_vm(pos, node1, node2)
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local t1 = os.clock()
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local minp = vector.subtract(pos, 10)
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local maxp = vector.add(pos, 10)
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local manip = minetest.get_voxel_manip()
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local emerged_pos1, emerged_pos2 = manip:read_from_map(minp, maxp)
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local area = VoxelArea:new({MinEdge=emerged_pos1, MaxEdge=emerged_pos2})
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local nodes = manip:get_data()
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local stone = minetest.get_content_id(node2)
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local lava = minetest.get_content_id(node1)
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for i in area:iterp(minp, maxp) do
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local p = area:position(i)
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if nodes[i] == lava and minetest.find_node_near(p, 1, {"group:water"}) then
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nodes[i] = stone
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end
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end
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manip:set_data(nodes)
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manip:write_to_map()
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-- minetest.log("action", "Lava cooling happened at (" .. pos.x .. "," .. pos.y .. "," .. pos.z .. ").")
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local t1 = os.clock()
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manip:update_map()
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-- minetest.log("action", string.format("Lava cooling updated the map after ca. %.2fs.", os.clock() - t1))
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end
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local del1 = 0
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local count = 0
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default.cool_lava_source = function(pos)
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local del2 = tonumber(os.clock())
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if del2-del1 < 0.1
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and count > 1 then
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cool_wf_vm(pos, "default:lava_source", "default:obsidian_cooled")
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count = 0
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else
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minetest.set_node(pos, {name = "default:obsidian_cooled"})
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minetest.sound_play("default_cool_lava", {pos = pos, gain = 0.2})
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if del2-del1 < 0.1 then
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count = count + 1
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end
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end
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del1 = del2
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end
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default.cool_lava_flowing = function(pos)
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local del2 = tonumber(os.clock())
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if del2-del1 < 0.1
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and count > 1 then
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cool_wf_vm(pos, "default:lava_flowing", "default:cobble_cooled")
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count = 0
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else
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minetest.set_node(pos, {name = "default:cobble_cooled"})
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minetest.sound_play("default_cool_lava", {pos = pos, gain = 0.2})
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if del2-del1 < 0.1 then
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count = count + 1
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end
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end
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del1 = del2
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end
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minetest.register_abm({
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nodenames = {"default:lava_flowing"},
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neighbors = {"group:water"},
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interval = 2,
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chance = 1,
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action = function(pos, node, active_object_count, active_object_count_wider)
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default.cool_lava_flowing(pos, node, active_object_count, active_object_count_wider)
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end,
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})
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minetest.register_abm({
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nodenames = {"default:lava_source"},
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neighbors = {"group:water"},
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interval = 2,
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chance = 1,
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action = function(pos, node, active_object_count, active_object_count_wider)
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default.cool_lava_source(pos, node, active_object_count, active_object_count_wider)
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end,
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})
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--
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-- Papyrus and cactus growing
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--
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minetest.register_abm({
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nodenames = {"default:cactus"},
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neighbors = {"group:sand"},
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interval = 60,
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chance = 25,
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action = function(pos, node)
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pos.y = pos.y - 1
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local name = minetest.get_node(pos).name
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if minetest.get_item_group(name, "sand") ~= 0 then
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pos.y = pos.y + 1
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local height = 0
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while minetest.get_node(pos).name == "default:cactus" and height < 4 do
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height = height + 1
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pos.y = pos.y + 1
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end
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if height < 4 then
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if minetest.get_node(pos).name == "air" then
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minetest.set_node(pos, {name = "default:cactus"})
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end
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end
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end
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end,
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})
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minetest.register_abm({
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nodenames = {"default:papyrus"},
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neighbors = {"default:dirt", "default:dirt_with_grass", "default:dirt_with_snow", "default:sand", "default:desert_sand"},
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interval = 60,
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chance = 25,
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action = function(pos, node)
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pos.y = pos.y - 1
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local name = minetest.get_node(pos).name
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if name == "default:dirt"
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or name == "default:dirt_with_grass"
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or name == "default:dirt_with_snow"
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or name == "default:sand"
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or name == "default:desert_sand" then
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if minetest.find_node_near(pos, 3, {"group:water"}) == nil then
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return
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end
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pos.y = pos.y + 1
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local height = 0
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while minetest.get_node(pos).name == "default:papyrus" and height < 4 do
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height = height + 1
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pos.y = pos.y + 1
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end
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if height < 4 then
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if minetest.get_node(pos).name == "air" then
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minetest.set_node(pos, {name = "default:papyrus"})
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end
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end
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end
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end,
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})
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function default.dig_up(pos, node, digger)
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if digger == nil then return end
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local np = {x = pos.x, y = pos.y + 1, z = pos.z}
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local nn = minetest.get_node(np)
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if nn.name == node.name then
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minetest.node_dig(np, nn, digger)
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end
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end
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--
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-- Leafdecay
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--
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-- To enable leaf decay for a node, add it to the "leafdecay" group.
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--
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-- The rating of the group determines how far from a node in the group "tree"
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-- the node can be without decaying.
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--
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-- If param2 of the node is ~= 0, the node will always be preserved. Thus, if
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-- the player places a node of that kind, you will want to set param2= 1 or so.
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--
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-- If the node is in the leafdecay_drop group then the it will always be dropped
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-- as an item
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if minetest.setting_getbool("leaf_decay") ~= false then -- “If not defined or set to true then”
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default.leafdecay_trunk_cache = {}
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default.leafdecay_enable_cache = true
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-- Spread the load of finding trunks
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default.leafdecay_trunk_find_allow_accumulator = 0
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minetest.register_globalstep(function(dtime)
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local finds_per_second = 5000
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default.leafdecay_trunk_find_allow_accumulator =
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math.floor(dtime * finds_per_second)
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end)
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default.after_place_leaves = function(pos, placer, itemstack, pointed_thing)
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local node = minetest.get_node(pos)
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node.param2 = 1
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minetest.set_node(pos, node)
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end
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minetest.register_abm({
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nodenames = {"group:leafdecay"},
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neighbors = {"air", "group:liquid"},
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interval = 1, -- A low interval and a high inverse chance spreads the load.
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chance = 2,
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action = function(p0, node, _, _)
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-- print("leafdecay ABM at "..p0.x..", "..p0.y..", "..p0.z..")")
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local do_preserve = false
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local d = minetest.registered_nodes[node.name].groups.leafdecay
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if not d or d == 0 then
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-- print("not groups.leafdecay")
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return
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end
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local n0 = minetest.get_node(p0)
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if n0.param2 ~= 0 then
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-- print("param2 ~= 0")
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return
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end
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local p0_hash = nil
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if default.leafdecay_enable_cache then
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p0_hash = minetest.hash_node_position(p0)
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local trunkp = default.leafdecay_trunk_cache[p0_hash]
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if trunkp then
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local n = minetest.get_node(trunkp)
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local reg = minetest.registered_nodes[n.name]
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-- Assume ignore is a trunk, to make the thing work at the border of the active area:
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if n.name == "ignore" or (reg and reg.groups.tree and reg.groups.tree ~= 0) then
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-- print("Cached trunk still exists.")
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return
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end
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-- print("Cached trunk is invalid.")
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-- Cache is invalid:
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table.remove(default.leafdecay_trunk_cache, p0_hash)
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end
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end
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if default.leafdecay_trunk_find_allow_accumulator <= 0 then
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return
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end
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default.leafdecay_trunk_find_allow_accumulator =
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default.leafdecay_trunk_find_allow_accumulator - 1
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-- Assume ignore is a trunk, to make the thing work at the border of the active area:
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local p1 = minetest.find_node_near(p0, d, {"ignore", "group:tree"})
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if p1 then
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do_preserve = true
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if default.leafdecay_enable_cache then
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-- print("Caching trunk.")
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-- Cache the trunk:
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default.leafdecay_trunk_cache[p0_hash] = p1
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end
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end
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if not do_preserve then
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-- Drop stuff other than the node itself:
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local itemstacks = minetest.get_node_drops(n0.name)
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for _, itemname in ipairs(itemstacks) do
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if minetest.get_item_group(n0.name, "leafdecay_drop") ~= 0
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or itemname ~= n0.name then
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minetest.add_item(p0, itemname)
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end
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end
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minetest.remove_node(p0)
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-- minetest.log("action", n0.name .. " decayed at " .. minetest.pos_to_string(p0) .. ".")
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nodeupdate(p0)
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end
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end
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})
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end -- Ends: if minetest.setting_getbool("leaf_decay") ~= false
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minetest.register_on_placenode(function(pos, newnode, placer, oldnode, itemstack, pointed_thing)
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if newnode.name ~= "default:torch" or minetest.get_item_group(oldnode.name, "water") == 0 then
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return
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end
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minetest.remove_node(pos, newnode)
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minetest.set_node(pos, oldnode)
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minetest.add_item(pos, "default:torch")
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end)
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