inputor

Evdev remapping utility in lua
git clone https://git.neptards.moe/u3shit/inputor.git
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ff_uinput.lua (1400B)

      1 local uinput = require("lib.uinput")
      2 local decls = require("lib.ev_api.decls")
      3 
      4 local u = uinput()
      5 
      6 for k,v in pairs(decls.enums.FF) do
      7   if type(k) == "number" and v ~= "MAX" then
      8     u:set_ffbit(k)
      9   end
     10 end
     11 
     12 u:set_evbit("KEY")
     13 for k,v in ipairs{"BTN_SOUTH", "BTN_EAST", "BTN_NORTH", "BTN_WEST",
     14                   "BTN_TL", "BTN_TL2", "BTN_TR", "BTN_TR2", "BTN_SELECT",
     15                   "BTN_START", "BTN_MODE", "BTN_THUMBL", "BTN_THUMBR"} do
     16   u:set_keybit(v)
     17 end
     18 
     19 u:set_evbit("ABS")
     20 for _,v in ipairs{"X","Y","Z","RX","RY","RZ","HAT0X","HAT0Y"} do
     21   u:abs_setup(v, {maximum=255})
     22 end
     23 
     24 u:setup{
     25   -- note: wine won't detect FF unless you enter a valid id of a real life
     26   -- controller, because joystick handling in wine is utterly completely broken
     27   -- since the hid rewrite
     28   --id={bustype="BLUETOOTH", vendor=0x54c, product=0x9cc, version=0x8100},
     29   id={bustype="BLUETOOTH"},
     30   name="Test Controller",
     31   ff_effects_max=16,
     32 }
     33 u:create()
     34 print("created", u.sysname)
     35 
     36 while true do
     37   local ev = u:read()
     38   print("event", ev)
     39 
     40   if ev.type == "UINPUT" then
     41 	local code = ev.code
     42     if code == "FF_UPLOAD" then
     43       local x = u:begin_ff_upload(ev)
     44       print("upload", x)
     45       x.retval = 0
     46       u:end_ff_upload(x)
     47     elseif code == "FF_ERASE" then
     48       local x = u:begin_ff_erase(ev)
     49       print("erase", x)
     50       x.retval = 0
     51       u:end_ff_erase(x)
     52     end
     53   end
     54 end
     55 
     56 u:destroy()
     57 u = nil