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https://github.com/Uberi/Minetest-WorldEdit.git
synced 2024-12-04 21:33:43 +01:00
Faster copying using vmanips
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sfan5
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@ -107,7 +107,9 @@ end
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function mh.finish(manip, data)
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-- Update map
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manip:set_data(data)
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if data ~= nil then
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manip:set_data(data)
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end
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manip:write_to_map()
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manip:update_map()
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end
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@ -76,9 +76,6 @@ function worldedit.replace(pos1, pos2, search_node, replace_node, inverse)
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local count = 0
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--- TODO: This could be shortened by checking `inverse` in the loop,
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-- but that would have a speed penalty. Is the penalty big enough
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-- to matter?
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if not inverse then
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for i in area:iterp(pos1, pos2) do
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if data[i] == search_id then
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@ -135,54 +132,47 @@ end
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function worldedit.copy(pos1, pos2, axis, amount)
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local pos1, pos2 = worldedit.sort_pos(pos1, pos2)
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local dim = vector.add(vector.subtract(pos2, pos1), 1)
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if amount > 0 and amount < dim[axis] then
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-- Source and destination region are overlapping and moving needs to
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-- happen in reverse.
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-- FIXME: I can't be bothered, so just defer to the legacy code for now.
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return worldedit.legacy_copy(pos1, pos2, axis, amount)
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end
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local off = {x=0, y=0, z=0}
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off[axis] = amount
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return worldedit.copy2(pos1, pos2, off)
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end
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-- This function is not offical part of the API and may be removed at any time.
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function worldedit.legacy_copy(pos1, pos2, axis, amount)
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local pos1, pos2 = worldedit.sort_pos(pos1, pos2)
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worldedit.keep_loaded(pos1, pos2)
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local get_node, get_meta, set_node = minetest.get_node,
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minetest.get_meta, minetest.set_node
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-- Copy things backwards when negative to avoid corruption.
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-- FIXME: Lots of code duplication here.
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if amount < 0 then
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local pos = {}
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pos.x = pos1.x
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while pos.x <= pos2.x do
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pos.y = pos1.y
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while pos.y <= pos2.y do
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pos.z = pos1.z
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while pos.z <= pos2.z do
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local node = get_node(pos) -- Obtain current node
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local meta = get_meta(pos):to_table() -- Get meta of current node
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local value = pos[axis] -- Store current position
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pos[axis] = value + amount -- Move along axis
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set_node(pos, node) -- Copy node to new position
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get_meta(pos):from_table(meta) -- Set metadata of new node
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pos[axis] = value -- Restore old position
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pos.z = pos.z + 1
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end
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pos.y = pos.y + 1
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-- Copy things backwards
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local pos = {}
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pos.x = pos2.x
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while pos.x >= pos1.x do
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pos.y = pos2.y
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while pos.y >= pos1.y do
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pos.z = pos2.z
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while pos.z >= pos1.z do
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local node = get_node(pos) -- Obtain current node
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local meta = get_meta(pos):to_table() -- Get meta of current node
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local value = pos[axis] -- Store current position
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pos[axis] = value + amount -- Move along axis
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set_node(pos, node) -- Copy node to new position
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get_meta(pos):from_table(meta) -- Set metadata of new node
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pos[axis] = value -- Restore old position
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pos.z = pos.z - 1
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end
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pos.x = pos.x + 1
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end
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else
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local pos = {}
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pos.x = pos2.x
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while pos.x >= pos1.x do
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pos.y = pos2.y
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while pos.y >= pos1.y do
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pos.z = pos2.z
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while pos.z >= pos1.z do
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local node = get_node(pos) -- Obtain current node
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local meta = get_meta(pos):to_table() -- Get meta of current node
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local value = pos[axis] -- Store current position
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pos[axis] = value + amount -- Move along axis
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set_node(pos, node) -- Copy node to new position
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get_meta(pos):from_table(meta) -- Set metadata of new node
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pos[axis] = value -- Restore old position
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pos.z = pos.z - 1
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end
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pos.y = pos.y - 1
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end
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pos.x = pos.x - 1
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pos.y = pos.y - 1
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end
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pos.x = pos.x - 1
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end
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return worldedit.volume(pos1, pos2)
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end
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@ -195,28 +185,70 @@ end
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function worldedit.copy2(pos1, pos2, off)
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local pos1, pos2 = worldedit.sort_pos(pos1, pos2)
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worldedit.keep_loaded(pos1, pos2)
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local src_manip, src_area = mh.init(pos1, pos2)
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local src_stride = {x=1, y=src_area.ystride, z=src_area.zstride}
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local src_offset = vector.subtract(pos1, src_area.MinEdge)
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local get_node, get_meta, set_node = minetest.get_node,
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minetest.get_meta, minetest.set_node
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local pos = {}
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pos.x = pos2.x
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while pos.x >= pos1.x do
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pos.y = pos2.y
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while pos.y >= pos1.y do
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pos.z = pos2.z
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while pos.z >= pos1.z do
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local node = get_node(pos) -- Obtain current node
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local meta = get_meta(pos):to_table() -- Get meta of current node
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local newpos = vector.add(pos, off) -- Calculate new position
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set_node(newpos, node) -- Copy node to new position
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get_meta(newpos):from_table(meta) -- Set metadata of new node
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pos.z = pos.z - 1
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local dpos1 = vector.add(pos1, off)
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local dpos2 = vector.add(pos2, off)
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local dim = vector.add(vector.subtract(pos2, pos1), 1)
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local dst_manip, dst_area = mh.init(dpos1, dpos2)
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local dst_stride = {x=1, y=dst_area.ystride, z=dst_area.zstride}
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local dst_offset = vector.subtract(dpos1, dst_area.MinEdge)
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local function do_copy(src_data, dst_data)
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for z = 0, dim.z-1 do
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local src_index_z = (src_offset.z + z) * src_stride.z + 1 -- +1 for 1-based indexing
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local dst_index_z = (dst_offset.z + z) * dst_stride.z + 1
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for y = 0, dim.y-1 do
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local src_index_y = src_index_z + (src_offset.y + y) * src_stride.y
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local dst_index_y = dst_index_z + (dst_offset.y + y) * dst_stride.y
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-- Copy entire row at once
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local src_index_x = src_index_y + src_offset.x
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local dst_index_x = dst_index_y + dst_offset.x
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for x = 0, dim.x-1 do
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dst_data[dst_index_x + x] = src_data[src_index_x + x]
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end
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end
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pos.y = pos.y - 1
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end
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pos.x = pos.x - 1
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end
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-- Copy node data
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local src_data = src_manip:get_data()
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local dst_data = dst_manip:get_data()
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do_copy(src_data, dst_data)
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dst_manip:set_data(dst_data)
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-- Copy param1
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src_manip:get_light_data(src_data)
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dst_manip:get_light_data(dst_data)
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do_copy(src_data, dst_data)
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dst_manip:set_light_data(dst_data)
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-- Copy param2
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src_manip:get_param2_data(src_data)
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dst_manip:get_param2_data(dst_data)
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do_copy(src_data, dst_data)
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dst_manip:set_param2_data(dst_data)
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mh.finish(dst_manip)
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src_data = nil
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dst_data = nil
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-- Copy metadata
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local get_meta = minetest.get_meta
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for z = 0, dim.z-1 do
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for y = 0, dim.y-1 do
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for x = 0, dim.x-1 do
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local pos = {x=pos1.x+x, y=pos1.y+y, z=pos1.z+z}
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local meta = get_meta(pos):to_table()
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pos = vector.add(pos, off)
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get_meta(pos):from_table(meta)
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end
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end
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end
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return worldedit.volume(pos1, pos2)
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end
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