mtcontrib/Minetest-WorldEdit
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Improve worldedit.spiral and the WorldEdit GUI,

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Uberi
2013-12-16 18:55:56 -05:00
parent 3cffae4948
commit 36424e3dec
3 changed files with 131 additions and 72 deletions
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36
worldedit/primitives.lua
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@ -413,13 +413,14 @@ worldedit.spiral = function(pos, length, height, spacer, nodename)
nodes[i] = ignore
end
--
--set up variables
local node_id = minetest.get_content_id(nodename)
local stride = {x=1, y=area.ystride, z=area.zstride}
local offsetx, offsety, offsetz = pos.x - emerged_pos1.x, pos.y - emerged_pos1.y, pos.z - emerged_pos1.z
local i = offsetz * stride.z + offsety * stride.y + offsetx + 1
--add first column
local count = height
local column = i
for y = 1, height do
nodes[column] = node_id
@ -427,36 +428,39 @@ worldedit.spiral = function(pos, length, height, spacer, nodename)
end
--add spiral segments
local axis, other = "x", "z"
local sign = 1
local count = height
for segment = 1, length / spacer - 1 do --go through each segment except the last
for index = 1, segment * spacer do --fill segment
i = i + stride[axis] * sign
local strideaxis, strideother = stride.x, stride.z
local sign = -1
local segment_length = 0
spacer = spacer + 1
for segment = 1, math.floor(length / spacer) * 2 do --go through each segment except the last
if segment % 2 == 1 then --change sign and length every other turn starting with the first
sign = -sign
segment_length = segment_length + spacer
end
for index = 1, segment_length do --fill segment
i = i + strideaxis * sign --move along the direction of the segment
local column = i
for y = 1, height do --add column
nodes[column] = node_id
column = column + stride.y
end
count = count + height
end
axis, other = other, axis --swap axes
if segment % 2 == 1 then --change sign every other turn
sign = -sign
end
count = count + segment_length * height
strideaxis, strideother = strideother, strideaxis --swap axes
end
--add shorter final segment
for index = 1, (math.floor(length / spacer) - 2) * spacer do
i = i + stride[axis] * sign
sign = -sign
for index = 1, segment_length do
i = i + strideaxis * sign
local column = i
for y = 1, height do --add column
nodes[column] = node_id
column = column + stride.y
end
count = count + height
end
print(minetest.serialize(nodes))
count = count + segment_length * height
--update map nodes
manip:set_data(nodes)
manip:write_to_map()