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add helper functions for rotation correction

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Vanessa Ezekowitz 2017-02-17 23:04:47 -05:00
parent 0aa55cc4d7
commit 80e5429bf3
1 changed files with 29 additions and 0 deletions
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29
init.lua
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@ -93,6 +93,35 @@ local default_dyes = {
-- code borrowed from homedecor
-- call this function to reset the rotation of a "wallmounted" object on place
function unifieddyes.fix_rotation(pos, placer, itemstack, pointed_thing)
local node = minetest.get_node(pos)
local yaw = placer:get_look_yaw()
local dir = minetest.yaw_to_dir(yaw-1.5)
local pitch = placer:get_look_vertical()
local fdir = minetest.dir_to_wallmounted(dir)
if pitch < -(math.pi/4) then
fdir = 0
elseif pitch > math.pi/4 then
fdir = 1
end
minetest.swap_node(pos, { name = node.name, param2 = fdir })
end
-- use this when you have a "wallmounted" node that should never be oriented
-- to floor or ceiling
function unifieddyes.fix_rotation_nsew(pos, placer, itemstack, pointed_thing)
local node = minetest.get_node(pos)
local yaw = placer:get_look_yaw()
local dir = minetest.yaw_to_dir(yaw)
local fdir = minetest.dir_to_wallmounted(dir)
minetest.swap_node(pos, { name = node.name, param2 = fdir })
end
function unifieddyes.select_node(pointed_thing)
local pos = pointed_thing.under
local node = minetest.get_node_or_nil(pos)