mirror of
https://github.com/sbrl/Minetest-WorldEditAdditions.git
synced 2024-11-26 09:03:01 +00:00
73 lines
3.4 KiB
Lua
73 lines
3.4 KiB
Lua
local wea = worldeditadditions
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local v3 = worldeditadditions.Vector3
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--- Returns the player's position (at leg level).
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-- @param name string The name of the player to return facing direction of.
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-- @return vector Returns position.
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function worldeditadditions.player_vector(name)
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return minetest.get_player_by_name(name):get_pos()
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end
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--- Returns the player's facing info including relative DIRs.
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-- @param name string The name of the player to return facing direction of.
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-- @return table (vector3+) xyz raw values and {axis,sign} tables for facing direction and
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-- relative direction keys (front, back, left, right, up, down).
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function worldeditadditions.player_dir(name)
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local dir = v3.clone(minetest.get_player_by_name(name):get_look_dir())
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local abs = dir:abs()
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-- Facing info
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if abs.x > abs.z then dir.facing = {axis="x",sign=wea.getsign(dir.x)}
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else dir.facing = {axis="z",sign=wea.getsign(dir.z)} end
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-- Set front and back
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dir.front = dir.facing
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dir.back = {axis=dir.facing.axis,sign=dir.facing.sign*-1}
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-- Set left and right
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if dir.facing.axis == "x" then dir.left = {axis="z", sign=dir.facing.sign}
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else dir.left = {axis="x", sign=dir.facing.sign*-1} end
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dir.right = {axis=dir.left.axis,sign=dir.left.sign*-1}
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-- Set up and down
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dir.up = {axis="y",sign=1}
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dir.down = {axis="y",sign=-1}
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return dir
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end
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-- /lua print(worldeditadditions.vector.tostring(minetest.get_player_by_name(myname):get_look_dir()))
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--- DEPRICATED =================================================================
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-- TODO: Refactor commands that use the following functions to use player_dir then delete these functions
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--- Returns the player's facing direction on the horizontal axes only.
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-- @param name string The name of the player to return facing direction of.
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-- @return string,int Returns axis name and sign multiplier.
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function worldeditadditions.player_axis2d(name)
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-- minetest.get_player_by_name("singleplayer"):
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local dir = minetest.get_player_by_name(name):get_look_dir()
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local x, z= math.abs(dir.x), math.abs(dir.z)
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if x > z then return "x", dir.x > 0 and 1 or -1
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else return "z", dir.z > 0 and 1 or -1 end
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end
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--- Returns the axis and sign of the axis to the left of the input axis.
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-- @param axis string x or z.
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-- @param sign int Sign multiplier.
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-- @return string,int Returns axis name and sign multiplier.
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function worldeditadditions.axis_left(axis,sign)
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if not axis:match("[xz]") then return false, "Error: Not a horizontal axis!"
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elseif axis == "x" then return true, "z", sign
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else return true, "x", -sign end
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end
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--- Dehumanize Direction: translates up, down, left, right, front, into xyz based on player orientation.
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-- @param name string The name of the player to return facing direction of.
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-- @param dir string Relative direction to translate.
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-- @return string Returns axis name and sign multiplier.
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function worldeditadditions.dir_to_xyz(name, dir)
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local axfac, drfac = worldeditadditions.player_axis2d(name)
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local _, axlft, drlft = worldeditadditions.axis_left(axfac,drfac)
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if dir:match("front") or dir:match("back") then
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return axfac, dir:match("front") and drfac or -drfac
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elseif dir:match("left") or dir:match("right") then
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return axlft, dir:match("left") and drlft or -drlft
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elseif dir:match("up") or dir:match("down") then
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return "y", dir == "down" and -1 or 1
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else return false, "\"" .. dir .. "\" not a recognized direction! Try: (up | down | left | right | front | back)" end
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end
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