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Move and document the pos string functions

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Wuzzy 2024-09-08 16:30:38 +02:00
parent 8a5e787ad3
commit 9d487fbfa6
3 changed files with 34 additions and 32 deletions
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1
mods/lzr_laser/init.lua
View File

@ -6,5 +6,4 @@ dofile(minetest.get_modpath("lzr_laser").."/elements.lua")
dofile(minetest.get_modpath("lzr_laser").."/blocks_util.lua")
dofile(minetest.get_modpath("lzr_laser").."/blocks.lua")
dofile(minetest.get_modpath("lzr_laser").."/physics.lua")
dofile(minetest.get_modpath("lzr_laser").."/triggers.lua")
dofile(minetest.get_modpath("lzr_laser").."/tools.lua")

31
mods/lzr_laser/triggers.lua
View File

@ -1,31 +0,0 @@
-- Helper functions for the Trigger System, senders and receivers.
lzr_laser.pos_string_to_positions = function(pos_str)
local strs = string.split(pos_str, ";")
local posses = {}
if strs then
for s=1, #strs do
local stpos = minetest.string_to_pos(strs[s])
if not stpos then
minetest.log("error", "[lzr_laser] Invalid pos_string syntax of node at "..minetest.pos_to_string(stpos)..": "..tostring(pos_str))
return {}
end
table.insert(posses, stpos)
end
end
return posses
end
lzr_laser.positions_to_pos_string = function(positions)
local to_str = ""
for p=1, #positions do
to_str = to_str .. minetest.pos_to_string(positions[p])
if p < #positions then
to_str = to_str .. ";"
end
end
return to_str
end

34
mods/lzr_laser/util.lua
View File

@ -252,3 +252,37 @@ function lzr_laser.is_laser_block_active(nodename)
return false
end
end
-- Convert a 'pos string' to a list of positions.
-- A 'pos string' is a string containing of positions,
-- each in the `minetest.pos_to_string` format, and each
-- position is separated by a semicolon.
lzr_laser.pos_string_to_positions = function(pos_str)
local strs = string.split(pos_str, ";")
local posses = {}
if strs then
for s=1, #strs do
local stpos = minetest.string_to_pos(strs[s])
if not stpos then
minetest.log("error", "[lzr_laser] Invalid pos_string syntax of node at "..minetest.pos_to_string(stpos)..": "..tostring(pos_str))
return {}
end
table.insert(posses, stpos)
end
end
return posses
end
-- Convert a list of positions to a 'pos string'.
-- See `lzr_laser.pos_string_to_positions` for a definition
-- of 'pos string'.
lzr_laser.positions_to_pos_string = function(positions)
local to_str = ""
for p=1, #positions do
to_str = to_str .. minetest.pos_to_string(positions[p])
if p < #positions then
to_str = to_str .. ";"
end
end
return to_str
end