3466f84540
* persist template metadata * composition tool * composition utils * wip * wip * use swap_node for handles * formspec * wip * set composition origin to first min-pos * composition duplication and we area * wallmounted replacement --------- Co-authored-by: BuckarooBanzay <BuckarooBanzay@users.noreply.github.com>
93 lines
2.8 KiB
Lua
93 lines
2.8 KiB
Lua
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--- sorts the position by ascending order
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-- @param pos1 @{node_pos} the first position
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-- @param pos2 @{node_pos} the second position
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-- @return @{node_pos} the lower position
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-- @return @{node_pos} the upper position
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function pick_and_place.sort_pos(pos1, pos2)
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pos1 = {x=pos1.x, y=pos1.y, z=pos1.z}
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pos2 = {x=pos2.x, y=pos2.y, z=pos2.z}
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if pos1.x > pos2.x then
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pos2.x, pos1.x = pos1.x, pos2.x
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end
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if pos1.y > pos2.y then
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pos2.y, pos1.y = pos1.y, pos2.y
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end
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if pos1.z > pos2.z then
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pos2.z, pos1.z = pos1.z, pos2.z
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end
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return pos1, pos2
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end
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function pick_and_place.get_formatted_size(pos1, pos2)
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pos2 = pos2 or pos1
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pos1, pos2 = pick_and_place.sort_pos(pos1, pos2)
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return minetest.pos_to_string(vector.add(vector.subtract(pos2, pos1), 1))
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end
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function pick_and_place.create_id()
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local template = "xxxxxx"
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return string.gsub(template, '[x]', function ()
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return string.format('%x', math.random(0, 0xf))
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end)
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end
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-- returns the outer corners for the handle nodes
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function pick_and_place.get_outer_corners(pos1, pos2)
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pos1, pos2 = pick_and_place.sort_pos(pos1, pos2)
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pos1 = vector.subtract(pos1, 1)
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pos2 = vector.add(pos2, 1)
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return {
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{ x=pos1.x, y=pos1.y, z=pos1.z },
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{ x=pos1.x, y=pos1.y, z=pos2.z },
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{ x=pos1.x, y=pos2.y, z=pos1.z },
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{ x=pos1.x, y=pos2.y, z=pos2.z },
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{ x=pos2.x, y=pos1.y, z=pos1.z },
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{ x=pos2.x, y=pos1.y, z=pos2.z },
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{ x=pos2.x, y=pos2.y, z=pos1.z },
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{ x=pos2.x, y=pos2.y, z=pos2.z }
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}
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end
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function pick_and_place.get_replacement_nodeid(ctx, metadata)
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local group = metadata.fields.group
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local selected_name
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if group and group ~= "" and ctx[group] then
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-- group placement
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selected_name = metadata.inventory.main[ctx[group]]
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else
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-- random placement
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local replacement_names = {}
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for _, name in ipairs(metadata.inventory.main) do
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if name ~= "" then
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table.insert(replacement_names, name)
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end
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end
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if #replacement_names == 0 then
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-- no replacement
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return
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end
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local i = math.random(#replacement_names)
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selected_name = replacement_names[i]
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-- set group context
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if group and group ~= "" then
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ctx[group] = i
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end
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end
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local stack = ItemStack(selected_name)
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local nodename = stack:get_name()
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if not minetest.registered_nodes[nodename] then
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-- node not found
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return
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end
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local nodeid = minetest.get_content_id(nodename)
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return nodeid
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end |