fork 自 mtcontrib/Minetest-WorldEdit
Even bigger speed gains by using LuaVoxelManipulator in a few choice places! Faster //set, //cylinder, etc., but plenty of room for improvements still.
此提交包含在：
Anthony Zhang
@ -1,100 +1,149 @@
|
||||
worldedit = worldedit or {}
|
||||
local minetest = minetest --local copy of global
|
||||
|
||||
--adds a hollow sphere centered at `pos` with radius `radius`, composed of `nodename`, returning the number of nodes added
|
||||
worldedit.hollow_sphere = function(pos, radius, nodename)
|
||||
--set up voxel manipulator
|
||||
local manip = minetest.get_voxel_manip()
|
||||
manip:read_from_map(
|
||||
{x=pos.x - radius, y=pos.y - radius, z=pos.z - radius},
|
||||
{x=pos.x + radius, y=pos.y + radius, z=pos.z + radius},
|
||||
)
|
||||
|
||||
local insert = table.insert
|
||||
local node = {name=nodename, param1=0, param2=0}
|
||||
local ignore = {name="ignore", param1=0, param2=0}
|
||||
local node_id = minetest.get_content_id(nodename)
|
||||
local ignore_id = minetest.get_content_id("ignore")
|
||||
local min_radius, max_radius = radius * (radius - 1), radius * (radius + 1)
|
||||
local nodes = {}
|
||||
local count = 0
|
||||
local min_radius, max_radius = radius * (radius - 1), radius * (radius + 1)
|
||||
for x = -radius, radius do
|
||||
for y = -radius, radius do
|
||||
for z = -radius, radius do
|
||||
local squared = x * x + y * y + z * z
|
||||
if squared >= min_radius and squared <= max_radius then
|
||||
insert(nodes, node)
|
||||
if squared >= min_radius and squared <= max_radius then --surface of sphere
|
||||
insert(nodes, node_id)
|
||||
count = count + 1
|
||||
else
|
||||
insert(nodes, ignore)
|
||||
insert(nodes, ignore_id)
|
||||
end
|
||||
end
|
||||
end
|
||||
end
|
||||
minetest.place_schematic({x=pos.x - radius, y=pos.y - radius, z=pos.z - radius}, {size={x=radius * 2, y=radius * 2, z=radius * 2}, data=nodes})
|
||||
|
||||
--update map nodes
|
||||
manip:set_data(nodes)
|
||||
manip:write_to_map()
|
||||
manip:update_map()
|
||||
|
||||
return count
|
||||
end
|
||||
|
||||
--adds a sphere centered at `pos` with radius `radius`, composed of `nodename`, returning the number of nodes added
|
||||
worldedit.sphere = function(pos, radius, nodename)
|
||||
--set up voxel manipulator
|
||||
local manip = minetest.get_voxel_manip()
|
||||
manip:read_from_map(
|
||||
{x=pos.x - radius, y=pos.y - radius, z=pos.z - radius},
|
||||
{x=pos.x + radius, y=pos.y + radius, z=pos.z + radius},
|
||||
)
|
||||
|
||||
local insert = table.insert
|
||||
local node = {name=nodename, param1=0, param2=0}
|
||||
local ignore = {name="ignore", param1=0, param2=0}
|
||||
local node_id = minetest.get_content_id(nodename)
|
||||
local ignore_id = minetest.get_content_id("ignore")
|
||||
local max_radius = radius * (radius + 1)
|
||||
local nodes = {}
|
||||
local count = 0
|
||||
local max_radius = radius * (radius + 1)
|
||||
for x = -radius, radius do
|
||||
for y = -radius, radius do
|
||||
for z = -radius, radius do
|
||||
if x * x + y * y + z * z <= max_radius then
|
||||
insert(nodes, node)
|
||||
if x * x + y * y + z * z <= max_radius then --inside sphere
|
||||
insert(nodes, node_id)
|
||||
count = count + 1
|
||||
else
|
||||
insert(nodes, ignore)
|
||||
insert(nodes, ignore_id)
|
||||
end
|
||||
end
|
||||
end
|
||||
end
|
||||
minetest.place_schematic({x=pos.x - radius, y=pos.y - radius, z=pos.z - radius}, {size={x=radius * 2, y=radius * 2, z=radius * 2}, data=nodes})
|
||||
|
||||
--update map nodes
|
||||
manip:set_data(nodes)
|
||||
manip:write_to_map()
|
||||
manip:update_map()
|
||||
|
||||
return count
|
||||
end
|
||||
|
||||
--adds a hollow dome centered at `pos` with radius `radius`, composed of `nodename`, returning the number of nodes added
|
||||
worldedit.hollow_dome = function(pos, radius, nodename) --wip: use bresenham sphere for maximum speed
|
||||
--set up voxel manipulator
|
||||
local manip = minetest.get_voxel_manip()
|
||||
manip:read_from_map(
|
||||
{x=pos.x - radius, y=pos.y, z=pos.z - radius},
|
||||
{x=pos.x + radius, y=pos.y + radius, z=pos.z + radius},
|
||||
)
|
||||
|
||||
local insert = table.insert
|
||||
local node = {name=nodename, param1=0, param2=0}
|
||||
local ignore = {name="ignore", param1=0, param2=0}
|
||||
local node_id = minetest.get_content_id(nodename)
|
||||
local ignore_id = minetest.get_content_id("ignore")
|
||||
local min_radius, max_radius = radius * (radius - 1), radius * (radius + 1)
|
||||
local nodes = {}
|
||||
local count = 0
|
||||
local min_radius, max_radius = radius * (radius - 1), radius * (radius + 1)
|
||||
for x = -radius, radius do
|
||||
for y = 0, radius do
|
||||
for z = -radius, radius do
|
||||
local squared = x * x + y * y + z * z
|
||||
if squared >= min_radius and squared <= max_radius then
|
||||
insert(nodes, node)
|
||||
if squared >= min_radius and squared <= max_radius then --surface of dome
|
||||
insert(nodes, node_id)
|
||||
count = count + 1
|
||||
else
|
||||
insert(nodes, ignore)
|
||||
insert(nodes, ignore_id)
|
||||
end
|
||||
end
|
||||
end
|
||||
end
|
||||
minetest.place_schematic({x=pos.x - radius, y=pos.y, z=pos.z - radius}, {size={x=radius * 2, y=radius * 2, z=radius * 2}, data=nodes})
|
||||
|
||||
--update map nodes
|
||||
manip:set_data(nodes)
|
||||
manip:write_to_map()
|
||||
manip:update_map()
|
||||
|
||||
return count
|
||||
end
|
||||
|
||||
--adds a dome centered at `pos` with radius `radius`, composed of `nodename`, returning the number of nodes added
|
||||
worldedit.dome = function(pos, radius, nodename) --wip: use bresenham sphere for maximum speed
|
||||
--set up voxel manipulator
|
||||
local manip = minetest.get_voxel_manip()
|
||||
manip:read_from_map(
|
||||
{x=pos.x - radius, y=pos.y, z=pos.z - radius},
|
||||
{x=pos.x + radius, y=pos.y + radius, z=pos.z + radius},
|
||||
)
|
||||
|
||||
local insert = table.insert
|
||||
local node = {name=nodename, param1=0, param2=0}
|
||||
local ignore = {name="ignore", param1=0, param2=0}
|
||||
local node_id = minetest.get_content_id(nodename)
|
||||
local ignore_id = minetest.get_content_id("ignore")
|
||||
local max_radius = radius * (radius + 1)
|
||||
local nodes = {}
|
||||
local count = 0
|
||||
local max_radius = radius * (radius + 1)
|
||||
for x = -radius, radius do
|
||||
for y = 0, radius do
|
||||
for z = -radius, radius do
|
||||
if x * x + y * y + z * z <= max_radius then
|
||||
insert(nodes, node)
|
||||
if x * x + y * y + z * z <= max_radius then --inside dome
|
||||
insert(nodes, node_id)
|
||||
count = count + 1
|
||||
else
|
||||
insert(nodes, ignore)
|
||||
insert(nodes, ignore_id)
|
||||
end
|
||||
end
|
||||
end
|
||||
end
|
||||
minetest.place_schematic({x=pos.x - radius, y=pos.y, z=pos.z - radius}, {size={x=radius * 2, y=radius * 2, z=radius * 2}, data=nodes})
|
||||
|
||||
--update map nodes
|
||||
manip:set_data(nodes)
|
||||
manip:write_to_map()
|
||||
manip:update_map()
|
||||
|
||||
return count
|
||||
end
|
||||
|
||||
@ -109,6 +158,7 @@ worldedit.hollow_cylinder = function(pos, axis, length, radius, nodename)
|
||||
other1, other2 = "x", "y"
|
||||
end
|
||||
|
||||
--handle negative lengths
|
||||
local currentpos = {x=pos.x, y=pos.y, z=pos.z}
|
||||
if length < 0 then
|
||||
length = -length
|
||||
@ -151,7 +201,7 @@ worldedit.hollow_cylinder = function(pos, axis, length, radius, nodename)
|
||||
currentpos[other1] = first1
|
||||
place_schematic(currentpos, schematic) --octant 7
|
||||
|
||||
count = count + (length * 8) --wip: broken because sometimes currentpos is repeated
|
||||
count = count + 8 --wip: broken because sometimes currentpos is repeated
|
||||
|
||||
--move to next location
|
||||
delta = delta + (offset1 * 2) + 1
|
||||
@ -161,6 +211,7 @@ worldedit.hollow_cylinder = function(pos, axis, length, radius, nodename)
|
||||
end
|
||||
offset1 = offset1 + 1
|
||||
end
|
||||
count = count * length --apply the length to the number of nodes
|
||||
return count
|
||||
end
|
||||
|
||||
@ -175,52 +226,57 @@ worldedit.cylinder = function(pos, axis, length, radius, nodename, env)
|
||||
other1, other2 = "x", "y"
|
||||
end
|
||||
|
||||
--wip: make this faster using the schematic method by adding columns in a circle pattern like in hollow_cylinder, or by adding whole 2D slices using custom sized schematics
|
||||
if env == nil then env = minetest.env end
|
||||
--handle negative lengths
|
||||
local currentpos = {x=pos.x, y=pos.y, z=pos.z}
|
||||
local node = {name=nodename}
|
||||
local count = 0
|
||||
local step = 1
|
||||
if length < 0 then
|
||||
length = -length
|
||||
step = -1
|
||||
currentpos[axis] = currentpos[axis] - length
|
||||
end
|
||||
|
||||
--create schematic for single node column along the axis
|
||||
local node = {name=nodename, param1=0, param2=0}
|
||||
local nodes = {}
|
||||
for i = 1, length do
|
||||
local offset1, offset2 = 0, radius
|
||||
local delta = -radius
|
||||
while offset1 <= offset2 do
|
||||
--connect each pair of octants
|
||||
currentpos[other1] = pos[other1] - offset1
|
||||
local second1, second2 = pos[other2] + offset2, pos[other2] - offset2
|
||||
for i = 0, offset1 * 2 do
|
||||
currentpos[other2] = second1
|
||||
env:add_node(currentpos, node) --octant 1 to 4
|
||||
currentpos[other2] = second2
|
||||
env:add_node(currentpos, node) --octant 5 to 8
|
||||
currentpos[other1] = currentpos[other1] + 1
|
||||
end
|
||||
currentpos[other1] = pos[other1] - offset2
|
||||
local second1, second2 = pos[other2] + offset1, pos[other2] - offset1
|
||||
for i = 0, offset2 * 2 do
|
||||
currentpos[other2] = second1
|
||||
env:add_node(currentpos, node) --octant 2 to 3
|
||||
currentpos[other2] = second2
|
||||
env:add_node(currentpos, node) --octant 6 to 7
|
||||
currentpos[other1] = currentpos[other1] + 1
|
||||
end
|
||||
|
||||
count = count + (offset1 * 4) + (offset2 * 4) + 4 --wip: broken
|
||||
|
||||
--move to next location
|
||||
delta = delta + (offset1 * 2) + 1
|
||||
offset1 = offset1 + 1
|
||||
if delta >= 0 then
|
||||
offset2 = offset2 - 1
|
||||
delta = delta - (offset2 * 2)
|
||||
end
|
||||
end
|
||||
currentpos[axis] = currentpos[axis] + step
|
||||
nodes[i] = node
|
||||
end
|
||||
local schematic = {size={[axis]=length, [other1]=1, [other2]=1}, data=nodes}
|
||||
|
||||
local place_schematic = minetest.place_schematic
|
||||
local count = 0
|
||||
local offset1, offset2 = 0, radius
|
||||
local delta = -radius
|
||||
while offset1 <= offset2 do
|
||||
--connect each pair of octants taking advantage of symmetry along two axes
|
||||
currentpos[other1] = pos[other1] - offset1
|
||||
local second1, second2 = pos[other2] + offset2, pos[other2] - offset2
|
||||
for i = 0, offset1 * 2 do
|
||||
currentpos[other2] = second1
|
||||
place_schematic(currentpos, schematic) --octant 1 to 4
|
||||
currentpos[other2] = second2
|
||||
place_schematic(currentpos, schematic) --octant 5 to 8
|
||||
currentpos[other1] = currentpos[other1] + 1
|
||||
end
|
||||
currentpos[other1] = pos[other1] - offset2
|
||||
local second1, second2 = pos[other2] + offset1, pos[other2] - offset1
|
||||
for i = 0, offset2 * 2 do
|
||||
currentpos[other2] = second1
|
||||
place_schematic(currentpos, schematic) --octant 2 to 3
|
||||
currentpos[other2] = second2
|
||||
place_schematic(currentpos, schematic) --octant 6 to 7
|
||||
currentpos[other1] = currentpos[other1] + 1
|
||||
end
|
||||
|
||||
count = count + (offset1 * 4) + (offset2 * 4) + 4 --wip: broken since node positions may coincide
|
||||
|
||||
--move to next location
|
||||
delta = delta + (offset1 * 2) + 1
|
||||
offset1 = offset1 + 1
|
||||
if delta >= 0 then
|
||||
offset2 = offset2 - 1
|
||||
delta = delta - (offset2 * 2)
|
||||
end
|
||||
end
|
||||
count = count * length --apply the length to the number of nodes
|
||||
return count
|
||||
end
|
||||
|
||||
@ -274,7 +330,7 @@ worldedit.spiral = function(pos, width, height, spacer, nodename, env) --wip: cl
|
||||
end
|
||||
return ret
|
||||
end
|
||||
if env == nil then env = minetest.env end
|
||||
if env == nil then env = minetest.env end
|
||||
-- connect the joined parts
|
||||
local spiral = spiralt(width)
|
||||
height = tonumber(height)
|
||||
|
||||
新增問題並參考
封鎖使用者