87 lines
2.3 KiB
Lua
87 lines
2.3 KiB
Lua
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local function place_mirrored(pos, node, mirror_pos, mirrors)
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local mirrored_pos = { x = pos.x, y = pos.y, z = pos.z }
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local node_def = minetest.registered_items[node.name]
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if node_def.paramtype2 == "facedir" then
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-- change param2
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local dir = minetest.facedir_to_dir(node.param2)
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if mirrors.x then
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dir.x = dir.x * -1
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end
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if mirrors.y then
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dir.y = dir.y * -1
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end
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if mirrors.z then
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dir.z = dir.z * -1
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end
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node.param2 = minetest.dir_to_facedir(dir)
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end
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-- mirror positions
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if mirrors.x then
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mirrored_pos.x = mirror_pos.x - (pos.x - mirror_pos.x)
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end
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if mirrors.y then
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mirrored_pos.y = mirror_pos.y - (pos.y - mirror_pos.y)
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end
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if mirrors.z then
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mirrored_pos.z = mirror_pos.z - (pos.z - mirror_pos.z)
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end
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minetest.log("action",
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"[mirror] placing " .. node.name ..
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" with param2 " .. node.param2 ..
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" at " .. minetest.pos_to_string(mirrored_pos)
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)
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minetest.set_node(mirrored_pos, node)
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end
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minetest.register_on_placenode(function(pos, newnode, placer)
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if not placer then
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return
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end
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local playername = placer:get_player_name()
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local mirror_pos = build_mirror.pos[playername]
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if not mirror_pos then
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return
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end
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local ppos = placer:get_pos()
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if vector.distance(ppos, pos) > build_mirror.max_range then
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minetest.chat_send_player(playername, "[Build mirror] out of range!")
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end
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if build_mirror.x[playername] then
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place_mirrored(pos, newnode, mirror_pos, { x=true })
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end
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if build_mirror.y[playername] then
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place_mirrored(pos, newnode, mirror_pos, { y=true })
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end
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if build_mirror.z[playername] then
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place_mirrored(pos, newnode, mirror_pos, { z=true })
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end
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if build_mirror.x[playername] and build_mirror.z[playername] then
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place_mirrored(pos, newnode, mirror_pos, { x=true, z=true })
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end
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if build_mirror.y[playername] and build_mirror.x[playername] then
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place_mirrored(pos, newnode, mirror_pos, { y=true, x=true })
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end
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if build_mirror.y[playername] and build_mirror.z[playername] then
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place_mirrored(pos, newnode, mirror_pos, { y=true, z=true })
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end
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if build_mirror.x[playername] and build_mirror.y[playername] and build_mirror.z[playername] then
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place_mirrored(pos, newnode, mirror_pos, { x=true, y=true, z=true })
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end
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end)
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