mirror of
https://github.com/minetest/minetest.git
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541 lines
15 KiB
Lua
541 lines
15 KiB
Lua
--
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-- Experimental things
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--
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-- An example furnace-thing implemented in Lua
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minetest.register_node("luafurnace", {
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tile_images = {"lava.png", "furnace_side.png", "furnace_side.png",
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"furnace_side.png", "furnace_side.png", "furnace_front.png"},
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--inventory_image = "furnace_front.png",
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inventory_image = inventorycube("furnace_front.png"),
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paramtype = "facedir_simple",
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metadata_name = "generic",
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material = digprop_stonelike(3.0),
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})
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minetest.register_on_placenode(function(pos, newnode, placer)
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if newnode.name == "luafurnace" then
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print("get_meta");
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local meta = minetest.env:get_meta(pos)
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print("inventory_set_list");
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meta:inventory_set_list("fuel", {""})
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print("inventory_set_list");
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meta:inventory_set_list("src", {""})
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print("inventory_set_list");
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meta:inventory_set_list("dst", {"","","",""})
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print("set_inventory_draw_spec");
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meta:set_inventory_draw_spec(
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"invsize[8,9;]"
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.."list[current_name;fuel;2,3;1,1;]"
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.."list[current_name;src;2,1;1,1;]"
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.."list[current_name;dst;5,1;2,2;]"
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.."list[current_player;main;0,5;8,4;]"
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)
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local total_cooked = 0;
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print("set_string")
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meta:set_string("total_cooked", total_cooked)
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print("set_infotext");
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meta:set_infotext("Lua Furnace: total cooked: "..total_cooked)
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end
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end)
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function stackstring_take_item(stackstring)
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if stackstring == nil then
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return '', nil
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end
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local stacktype = nil
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stacktype = string.match(stackstring,
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'([%a%d]+Item[%a%d]*)')
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if stacktype == "NodeItem" or stacktype == "CraftItem" then
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local itemtype = nil
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local itemname = nil
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local itemcount = nil
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itemtype, itemname, itemcount = string.match(stackstring,
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'([%a%d]+Item[%a%d]*) "([^"]*)" (%d+)')
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itemcount = tonumber(itemcount)
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if itemcount == 0 then
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return '', nil
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elseif itemcount == 1 then
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return '', {type=itemtype, name=itemname}
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else
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return itemtype.." \""..itemname.."\" "..(itemcount-1),
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{type=itemtype, name=itemname}
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end
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elseif stacktype == "ToolItem" then
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local itemtype = nil
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local itemname = nil
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local itemwear = nil
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itemtype, itemname, itemwear = string.match(stackstring,
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'([%a%d]+Item[%a%d]*) "([^"]*)" (%d+)')
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itemwear = tonumber(itemwear)
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return '', {type=itemtype, name=itemname, wear=itemwear}
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end
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end
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function stackstring_put_item(stackstring, item)
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if item == nil then
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return stackstring, false
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end
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stackstring = stackstring or ''
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local stacktype = nil
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stacktype = string.match(stackstring,
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'([%a%d]+Item[%a%d]*)')
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stacktype = stacktype or ''
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if stacktype ~= '' and stacktype ~= item.type then
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return stackstring, false
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end
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if item.type == "NodeItem" or item.type == "CraftItem" then
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local itemtype = nil
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local itemname = nil
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local itemcount = nil
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itemtype, itemname, itemcount = string.match(stackstring,
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'([%a%d]+Item[%a%d]*) "([^"]*)" (%d+)')
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itemtype = itemtype or item.type
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itemname = itemname or item.name
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if itemcount == nil then
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itemcount = 0
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end
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itemcount = itemcount + 1
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return itemtype.." \""..itemname.."\" "..itemcount, true
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elseif item.type == "ToolItem" then
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if stacktype ~= nil then
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return stackstring, false
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end
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local itemtype = nil
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local itemname = nil
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local itemwear = nil
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itemtype, itemname, itemwear = string.match(stackstring,
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'([%a%d]+Item[%a%d]*) "([^"]*)" (%d+)')
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itemwear = tonumber(itemwear)
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return itemtype.." \""..itemname.."\" "..itemwear, true
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end
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return stackstring, false
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end
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function stackstring_put_stackstring(stackstring, src)
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while src ~= '' do
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--print("src="..dump(src))
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src, item = stackstring_take_item(src)
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--print("src="..dump(src).." item="..dump(item))
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local success
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stackstring, success = stackstring_put_item(stackstring, item)
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if not success then
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return stackstring, false
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end
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end
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return stackstring, true
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end
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function test_stack()
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local stack
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local item
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local success
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stack, item = stackstring_take_item('NodeItem "TNT" 3')
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assert(stack == 'NodeItem "TNT" 2')
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assert(item.type == 'NodeItem')
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assert(item.name == 'TNT')
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stack, item = stackstring_take_item('CraftItem "with spaces" 2')
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assert(stack == 'CraftItem "with spaces" 1')
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assert(item.type == 'CraftItem')
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assert(item.name == 'with spaces')
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stack, item = stackstring_take_item('CraftItem "with spaces" 1')
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assert(stack == '')
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assert(item.type == 'CraftItem')
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assert(item.name == 'with spaces')
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stack, item = stackstring_take_item('CraftItem "s8df2kj3" 0')
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assert(stack == '')
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assert(item == nil)
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stack, item = stackstring_take_item('ToolItem "With Spaces" 32487')
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assert(stack == '')
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assert(item.type == 'ToolItem')
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assert(item.name == 'With Spaces')
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assert(item.wear == 32487)
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stack, success = stackstring_put_item('NodeItem "With Spaces" 40',
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{type='NodeItem', name='With Spaces'})
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assert(stack == 'NodeItem "With Spaces" 41')
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assert(success == true)
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stack, success = stackstring_put_item('CraftItem "With Spaces" 40',
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{type='CraftItem', name='With Spaces'})
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assert(stack == 'CraftItem "With Spaces" 41')
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assert(success == true)
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stack, success = stackstring_put_item('ToolItem "With Spaces" 32487',
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{type='ToolItem', name='With Spaces'})
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assert(stack == 'ToolItem "With Spaces" 32487')
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assert(success == false)
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stack, success = stackstring_put_item('NodeItem "With Spaces" 40',
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{type='ToolItem', name='With Spaces'})
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assert(stack == 'NodeItem "With Spaces" 40')
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assert(success == false)
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assert(stackstring_put_stackstring('NodeItem "With Spaces" 2',
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'NodeItem "With Spaces" 1') == 'NodeItem "With Spaces" 3')
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end
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test_stack()
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minetest.register_abm({
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nodenames = {"luafurnace"},
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interval = 1.0,
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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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local meta = minetest.env:get_meta(pos)
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local fuellist = meta:inventory_get_list("fuel")
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local srclist = meta:inventory_get_list("src")
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local dstlist = meta:inventory_get_list("dst")
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if fuellist == nil or srclist == nil or dstlist == nil then
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return
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end
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_, srcitem = stackstring_take_item(srclist[1])
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_, fuelitem = stackstring_take_item(fuellist[1])
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if not srcitem or not fuelitem then return end
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if fuelitem.type == "NodeItem" then
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local prop = minetest.registered_nodes[fuelitem.name]
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if prop == nil then return end
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if prop.furnace_burntime < 0 then return end
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else
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return
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end
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local resultstack = nil
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if srcitem.type == "NodeItem" then
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local prop = minetest.registered_nodes[srcitem.name]
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if prop == nil then return end
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if prop.cookresult_item == "" then return end
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resultstack = prop.cookresult_item
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else
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return
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end
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if resultstack == nil then
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return
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end
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dstlist[1], success = stackstring_put_stackstring(dstlist[1], resultstack)
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if not success then
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return
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end
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fuellist[1], _ = stackstring_take_item(fuellist[1])
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srclist[1], _ = stackstring_take_item(srclist[1])
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meta:inventory_set_list("fuel", fuellist)
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meta:inventory_set_list("src", srclist)
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meta:inventory_set_list("dst", dstlist)
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local total_cooked = meta:get_string("total_cooked")
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total_cooked = tonumber(total_cooked) + 1
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meta:set_string("total_cooked", total_cooked)
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meta:set_infotext("Lua Furnace: total cooked: "..total_cooked)
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end,
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})
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minetest.register_craft({
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output = 'NodeItem "luafurnace" 1',
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recipe = {
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{'NodeItem "cobble"', 'NodeItem "cobble"', 'NodeItem "cobble"'},
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{'NodeItem "cobble"', 'NodeItem "cobble"', 'NodeItem "cobble"'},
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{'NodeItem "cobble"', 'NodeItem "cobble"', 'NodeItem "cobble"'},
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}
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})
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--
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-- Random stuff
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--
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--[[
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minetest.register_tool("horribletool", {
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image = "lava.png",
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basetime = 2.0
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dt_weight = 0.2
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dt_crackiness = 0.2
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dt_crumbliness = 0.2
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dt_cuttability = 0.2
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basedurability = 50
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dd_weight = -5
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dd_crackiness = -5
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dd_crumbliness = -5
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dd_cuttability = -5
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})
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--]]
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minetest.register_craft({
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output = 'NodeItem "somenode" 4',
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recipe = {
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{'CraftItem "Stick" 1'},
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}
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})
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minetest.register_node("somenode", {
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tile_images = {"lava.png", "mese.png", "stone.png", "grass.png", "cobble.png", "tree_top.png"},
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inventory_image = "treeprop.png",
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material = {
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diggability = "normal",
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weight = 0,
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crackiness = 0,
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crumbliness = 0,
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cuttability = 0,
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flammability = 0
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},
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metadata_name = "chest",
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})
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--
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-- TNT (not functional)
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--
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minetest.register_craft({
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output = 'NodeItem "TNT" 4',
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recipe = {
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{'NodeItem "wood" 1'},
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{'CraftItem "lump_of_coal" 1'},
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{'NodeItem "wood" 1'}
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}
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})
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minetest.register_node("TNT", {
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tile_images = {"tnt_top.png", "tnt_bottom.png", "tnt_side.png", "tnt_side.png", "tnt_side.png", "tnt_side.png"},
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inventory_image = "tnt_side.png",
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dug_item = '', -- Get nothing
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material = {
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diggability = "not",
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},
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})
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local TNT = {
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-- Static definition
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physical = true, -- Collides with things
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-- weight = 5,
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collisionbox = {-0.5,-0.5,-0.5, 0.5,0.5,0.5},
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visual = "cube",
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textures = {"tnt_top.png","tnt_bottom.png","tnt_side.png","tnt_side.png","tnt_side.png","tnt_side.png"},
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-- Initial value for our timer
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timer = 0,
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-- Number of punches required to defuse
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health = 1,
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blinktimer = 0,
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blinkstatus = true,
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}
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-- Called when a TNT object is created
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function TNT:on_activate(staticdata)
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print("TNT:on_activate()")
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self.object:setvelocity({x=0, y=4, z=0})
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self.object:setacceleration({x=0, y=-10, z=0})
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self.object:settexturemod("^[brighten")
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end
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-- Called periodically
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function TNT:on_step(dtime)
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--print("TNT:on_step()")
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self.timer = self.timer + dtime
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self.blinktimer = self.blinktimer + dtime
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if self.blinktimer > 0.5 then
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self.blinktimer = self.blinktimer - 0.5
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if self.blinkstatus then
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self.object:settexturemod("")
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else
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self.object:settexturemod("^[brighten")
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end
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self.blinkstatus = not self.blinkstatus
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end
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end
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-- Called when object is punched
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function TNT:on_punch(hitter)
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print("TNT:on_punch()")
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self.health = self.health - 1
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if self.health <= 0 then
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self.object:remove()
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hitter:add_to_inventory("NodeItem TNT 1")
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hitter:set_hp(hitter:get_hp() - 1)
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end
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end
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-- Called when object is right-clicked
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function TNT:on_rightclick(clicker)
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--pos = self.object:getpos()
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--pos = {x=pos.x, y=pos.y+0.1, z=pos.z}
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--self.object:moveto(pos, false)
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end
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print("TNT dump: "..dump(TNT))
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print("Registering TNT");
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minetest.register_entity("TNT", TNT)
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--
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-- A test entity for testing animated and yaw-modulated sprites
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--
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minetest.register_entity("testentity", {
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-- Static definition
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physical = true, -- Collides with things
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-- weight = 5,
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collisionbox = {-0.7,-1.35,-0.7, 0.7,1.0,0.7},
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--collisionbox = {-0.5,-0.5,-0.5, 0.5,0.5,0.5},
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visual = "sprite",
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visual_size = {x=2, y=3},
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textures = {"dungeon_master.png^[makealpha:128,0,0^[makealpha:128,128,0"},
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spritediv = {x=6, y=5},
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initial_sprite_basepos = {x=0, y=0},
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on_activate = function(self, staticdata)
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print("testentity.on_activate")
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self.object:setsprite({x=0,y=0}, 1, 0, true)
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--self.object:setsprite({x=0,y=0}, 4, 0.3, true)
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-- Set gravity
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self.object:setacceleration({x=0, y=-10, z=0})
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-- Jump a bit upwards
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self.object:setvelocity({x=0, y=10, z=0})
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end,
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on_punch = function(self, hitter)
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self.object:remove()
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hitter:add_to_inventory('CraftItem testobject1 1')
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end,
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})
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--
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-- More random stuff
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--
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minetest.register_on_respawnplayer(function(player)
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print("on_respawnplayer")
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-- player:setpos({x=0, y=30, z=0})
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-- return true
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end)
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minetest.register_on_generated(function(minp, maxp)
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--print("on_generated: minp="..dump(minp).." maxp="..dump(maxp))
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--cp = {x=(minp.x+maxp.x)/2, y=(minp.y+maxp.y)/2, z=(minp.z+maxp.z)/2}
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--minetest.env:add_node(cp, {name="sand"})
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end)
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-- Example setting get
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print("setting max_users = " .. dump(minetest.setting_get("max_users")))
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print("setting asdf = " .. dump(minetest.setting_get("asdf")))
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minetest.register_on_chat_message(function(name, message)
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print("on_chat_message: name="..dump(name).." message="..dump(message))
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local cmd = "/testcommand"
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if message:sub(0, #cmd) == cmd then
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print(cmd.." invoked")
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return true
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end
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local cmd = "/help"
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if message:sub(0, #cmd) == cmd then
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print("script-overridden help command")
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minetest.chat_send_all("script-overridden help command")
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return true
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end
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end)
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-- Grow papyrus on TNT every 10 seconds
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--[[minetest.register_abm({
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nodenames = {"TNT"},
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interval = 10.0,
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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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print("TNT ABM action")
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pos.y = pos.y + 1
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minetest.env:add_node(pos, {name="papyrus"})
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end,
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})]]
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-- Replace texts of alls signs with "foo" every 10 seconds
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--[[minetest.register_abm({
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nodenames = {"sign_wall"},
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interval = 10.0,
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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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print("ABM: Sign text changed")
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local meta = minetest.env:get_meta(pos)
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meta:set_text("foo")
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end,
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})]]
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--[[local ncpos = nil
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local ncq = 1
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local ncstuff = {
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{2, 1, 0, 3}, {3, 0, 1, 2}, {4, -1, 0, 1}, {5, -1, 0, 1}, {6, 0, -1, 0},
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{7, 0, -1, 0}, {8, 1, 0, 3}, {9, 1, 0, 3}, {10, 1, 0, 3}, {11, 0, 1, 2},
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{12, 0, 1, 2}, {13, 0, 1, 2}, {14, -1, 0, 1}, {15, -1, 0, 1}, {16, -1, 0, 1},
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{17, -1, 0, 1}, {18, 0, -1, 0}, {19, 0, -1, 0}, {20, 0, -1, 0}, {21, 0, -1, 0},
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{22, 1, 0, 3}, {23, 1, 0, 3}, {24, 1, 0, 3}, {25, 1, 0, 3}, {10, 0, 1, 2}
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}
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local ncold = {}
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local nctime = nil
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minetest.register_abm({
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nodenames = {"dirt_with_grass"},
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|
interval = 100000.0,
|
|
chance = 1,
|
|
action = function(pos, node, active_object_count, active_object_count_wider)
|
|
if ncpos ~= nil then
|
|
return
|
|
end
|
|
|
|
if pos.x % 16 ~= 8 or pos.z % 16 ~= 8 then
|
|
return
|
|
end
|
|
|
|
pos.y = pos.y + 1
|
|
n = minetest.env:get_node(pos)
|
|
print(dump(n))
|
|
if n.name ~= "air" then
|
|
return
|
|
end
|
|
|
|
pos.y = pos.y + 2
|
|
ncpos = pos
|
|
nctime = os.clock()
|
|
minetest.env:add_node(ncpos, {name="nyancat"})
|
|
end
|
|
})
|
|
|
|
minetest.register_abm({
|
|
nodenames = {"nyancat"},
|
|
interval = 1.0,
|
|
chance = 1,
|
|
action = function(pos, node, active_object_count, active_object_count_wider)
|
|
if ncpos == nil then
|
|
return
|
|
end
|
|
if pos.x == ncpos.x and pos.y == ncpos.y and pos.z == ncpos.z then
|
|
clock = os.clock()
|
|
if clock - nctime < 0.1 then
|
|
return
|
|
end
|
|
nctime = clock
|
|
|
|
s0 = ncstuff[ncq]
|
|
ncq = s0[1]
|
|
s1 = ncstuff[ncq]
|
|
p0 = pos
|
|
p1 = {x = p0.x + s0[2], y = p0.y, z = p0.z + s0[3]}
|
|
p2 = {x = p1.x + s1[2], y = p1.y, z = p1.z + s1[3]}
|
|
table.insert(ncold, 1, p0)
|
|
while #ncold >= 10 do
|
|
minetest.env:add_node(ncold[#ncold], {name="air"})
|
|
table.remove(ncold, #ncold)
|
|
end
|
|
minetest.env:add_node(p0, {name="nyancat_rainbow"})
|
|
minetest.env:add_node(p1, {name="nyancat", param1=s0[4]})
|
|
minetest.env:add_node(p2, {name="air"})
|
|
ncpos = p1
|
|
end
|
|
end,
|
|
})--]]
|
|
|
|
|