Update init.lua
add /loadalign command - command to allow loading of a schem file which is aligned to player forward direction (and some helper commands)
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dgm3333
parent
c1aadd078d
commit
daa7234c69
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@ -854,6 +854,7 @@ minetest.register_chatcommand("/allocate", {
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privs = {worldedit=true},
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func = function(name, param)
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local pos = get_position(name)
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local missingMods = ""
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if pos == nil then return end
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if param == "" then
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@ -878,7 +879,7 @@ minetest.register_chatcommand("/allocate", {
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worldedit.player_notify(name, "invalid file: file is invalid or created with newer version of WorldEdit")
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return
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end
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local nodepos1, nodepos2, count = worldedit.allocate(pos, value)
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local nodepos1, nodepos2, count, missingMods = worldedit.allocate(pos, value)
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worldedit.pos1[name] = nodepos1
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worldedit.mark_pos1(name)
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@ -886,6 +887,9 @@ minetest.register_chatcommand("/allocate", {
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worldedit.mark_pos2(name)
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worldedit.player_notify(name, count .. " nodes allocated")
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if missingMods ~= "" then
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worldedit.player_notify(name, "Warning: schem file contains references to the following missing mods: ".. missingMods)
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end
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end,
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})
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@ -937,6 +941,173 @@ minetest.register_chatcommand("/load", {
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end,
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})
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-- Chat command to move pos1 and pos2 to correct origin (ie pos1 located with minimum x,y,z, pos2 with maximum x,y,z)
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-- this is ideally used before /save to decrease confusion with placement for /load and /loadalign
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-- This command has a helper function of worldedit.correctOrigin (located below)
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-- Shortcut of /co and /oc (to ease confusion) is set in worldedit_shortcommands/init.lua
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minetest.register_chatcommand("/correctorigin", {
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params = "",
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description = "Moves pos1 and pos2 so region is marked with pos1 at the origin (ie minimum x,y,z)",
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privs = {worldedit=true},
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func = function(name)
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worldedit.correctOrigin(name)
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end,
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})
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--Corrects pos1 and pos2 so pos1 is located at the region origin - (ie pos1 located with minimum x,y,z, pos2 with maximum z,y,z)
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-- not sure where best located, so left with the chat command.
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worldedit.correctOrigin = function(name)
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local pos1, pos2 = worldedit.pos1[name], worldedit.pos2[name]
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if pos1 == nil or pos2 == nil then
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worldedit.player_notify(name, "no region selected")
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return nil
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end
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pos1, pos2 = worldedit.sort_pos(pos1, pos2)
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worldedit.pos1[name] = pos1
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worldedit.mark_pos1(name)
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worldedit.pos2[name] = pos2
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worldedit.mark_pos2(name)
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end
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-- Chat command to enable a global variable which enables an offset to the player (or pos1) location for /loadalign
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-- This can be useful it a particular location is not easily accessible (eg if you want a file y-origin to be below ground level, or x- or z- inside a cliff)
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-- the offset is cleared by using the command without params (=arguments)
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-- Shortcut of /lao is set in worldedit_shortcommands/init.lua
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minetest.register_chatcommand("/loadalignoffset", {
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params = "x y z",
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description = "Set an offset for the worldedit command /loadaligned (x y z)",
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privs = {worldedit=true},
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func = function(name, param)
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local found, _, x, y, z = param:find("^([+-]?%d+)%s+([+-]?%d+)%s+([+-]?%d+)$")
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if x == nil or y == nil or z == nil then
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worldedit.player_notify(name, "LoadAlign Offset set to 0 for all axes (to set provide: 'x y z')")
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laPosOffset = {x=tonumber(0), y=tonumber(0), z=tonumber(0)}
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else
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laPosOffset = {x=tonumber(x), y=tonumber(y), z=tonumber(z)}
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end
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end,
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})
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-- Chat command to allow loading of a schem file which is aligned to player forward direction. The loaded schem will be in a region to the front, right and above the players location.
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-- If the location is not easily accessible (eg if you want a file y-origin to be below ground level, or x- or z- inside a cliff), you can set an offset with /loadalignoffset
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-- The player is moved backwards one space to moved them out of the load zone (or more if there is and offset). This may mean the player ends up inside a node (if it suddenly gets dark). You may be able to step out. If not you'll have to teleport to an unblocked location.
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-- The /save command saves the file with the origin at the xmin,ymin,zmin, irrespective of where pos1 and pos2 are. To reduce confusion it is suggested that you use the /correctorigin command before saving
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-- to move the markers to reflect this, but if you are copying a section one node wide, there are two possible orientations.
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-- You need to be facing in the positive z direction to correctly orient yourself to the orientation when it is reloaded.
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-- If you are using a schem regularly, and markers are not in your prefered orientation, it is best to do an initial /loadalign to get the correct orientation, then resave it
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-- The loaded region is marked with pos1/pos2 with pos1 where the origin would have been when the schem was saved.
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-- The function has only been tested with the current (version 4) schem files, so consider use with older schem files to be at your own risk.
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-- The most likely bugs with untested versions are: either the entire region is incorrectly rotated or individual nodes are incorrectly oriented (so faces point in the incorrect direction)
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-- The functions is a modifications of the original register //load to support alignment relative to player, so code from the screwdriver mod was used as a starter for node orientation.
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-- The main functions are in the WorldEdit/worldedit/serialization.lua (worldedit.deserializeAligned which also uses worldedit.getNewRotation, and might need worldedit.screwdriver_handler
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-- depending on compatibility with old files)
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-- Shortcut of /la is set in worldedit_shortcommands/init.lua
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minetest.register_chatcommand("/loadalign", {
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params = "<file>",
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-- usePlayer (p) forces using player location rather than position markers prior to load. markImport (m) places pos1/pos2 around the new region"
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description = "Load nodes from \"(world folder)/schems/<file>[.we[m]]\" with position 1 (or player location) of the current WorldEdit region as the origin. xyz offset from the player/pos1 position (eg for foundations), can be set with /loadalignoffset.",
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privs = {worldedit=true},
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func = function(name, param)
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local posOffx, posOffy, posOffz
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local player = minetest.get_player_by_name(name)
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local plPos = player:getpos()
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local pos
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-- There's probably a snazzy way of using patterns to enable multiple optional parameters including a filename, but I don't know how...
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-- ideally I would like to be able to supply as params: filename, pos, usePlayer, markImport
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fileName = param
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-- if this function ever gets merged with load, it's probably easier to be able to determine if player should be used as the origin
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-- also anything but 'p' will use pos1 as the origin (if it's set), and just use the player for alignment
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usePlayer = "p"
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markImport = "m" -- mark the dimensions of the loaded section (anything but 'm' will not mark
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-- if set use the global posOffset (as this enables offset to be set once and reused)
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if posOffset == nil then
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posOffx, posOffy, posOffz = 0, 0, 0
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else
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posOffx, posOffy, posOffz = laPosOffset.x, laPosOffset.y, laPosOffset.z
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end
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if usePlayer ~= "p" then pos = get_position(name) end
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if pos == nil then
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usePlayer = "p"
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pos = plPos
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end
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pos = {x=math.floor(pos.x+posOffx+0.51),y=math.floor(pos.y+posOffy+0.51),z=math.floor(pos.z+posOffz+0.51)}
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if fileName == "" then
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worldedit.player_notify(name, "invalid usage: " .. param)
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return
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end
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if not string.find(fileName, "^[%w \t.,+-_=!@#$%%^&*()%[%]{};'\"]+$") then
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worldedit.player_notify(name, "invalid file name: " .. param)
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return
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end
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--find the file in the world path, check it exists
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local testpaths = {
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minetest.get_worldpath() .. "/schems/" .. fileName,
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minetest.get_worldpath() .. "/schems/" .. fileName .. ".we",
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minetest.get_worldpath() .. "/schems/" .. fileName .. ".wem",
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}
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local file, err
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for index, path in ipairs(testpaths) do
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file, err = io.open(path, "rb")
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if not err then
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break
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end
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end
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if err then
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worldedit.player_notify(name, "could not open file \"" .. param .. "\"")
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return
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end
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local value = file:read("*a")
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file:close()
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-- check the schem version is recognised
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if worldedit.valueversion(value) == 0 then --unknown version
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worldedit.player_notify(name, "invalid file: file is invalid or created with newer version of WorldEdit")
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return
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end
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-- identify the direction the player is facing, and move them player out of the load region
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local dir = player:get_look_dir()
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local axx, axy, axz = math.abs(dir.x), math.abs(dir.y), math.abs(dir.z)
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if axx > axz and dir.x >= 0 then
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axis = "X"
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if usePlayer == "p" then player:setpos({x=(plPos.x-1+posOffx), y=plPos.y, z=plPos.z}) end
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elseif axx > axz and dir.x < 0 then
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axis = "x"
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if usePlayer == "p" then player:setpos({x=(plPos.x+1-posOffx), y=plPos.y, z=plPos.z}) end
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elseif axx < axz and dir.z >= 0 then
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axis = "Z"
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if usePlayer == "p" then player:setpos({x=plPos.x, y=plPos.y, z=(plPos.z-1+posOffz)}) end
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elseif axx < axz and dir.z < 0 then
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axis = "z"
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if usePlayer == "p" then player:setpos({x=plPos.x, y=plPos.y, z=(plPos.z+1-posOffz)}) end
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end
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local count, pos1, pos2 = worldedit.deserializeAligned(pos, value, axis)
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-- placer pos1 and pos2 markers around the loaded region
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if markImport == "m" then
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worldedit.pos1[name] = pos1
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worldedit.mark_pos1(name)
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worldedit.pos2[name] = pos2
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worldedit.mark_pos2(name)
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end
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worldedit.player_notify(name, (count .. " nodes loaded. PlayerFacing: ".. axis.. " Location: x=".. pos.x.. " y=".. pos.y.. " z=".. pos.z.. " Offset: x=".. posOffx.. " y=".. posOffy.. " z=".. posOffz )) --.. x ", y=".. y, "z=".. z)
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end,
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})
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minetest.register_chatcommand("/lua", {
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params = "<code>",
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description = "Executes <code> as a Lua chunk in the global namespace",
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