moparisthebest/uinput-mapper
1
0
Fork 0
mirror of https://github.com/moparisthebest/uinput-mapper synced 2024-12-21 19:38:47 -05:00
Code Issues Releases Wiki Activity

Working ABS properties. \o/

Browse Source
This commit is contained in:
Merlijn Wajer 2013-05-19 13:07:59 +02:00
parent 4be3fc0b65
commit aba2913a4b
10 changed files with 124 additions and 65 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

29
cinput.py
View File

@ -9,8 +9,7 @@ def get_input_version(f):
"""
buf = array.array('i', [0])
r = fcntl.ioctl(f, EVIOCGVERSION, buf)
v = struct.unpack('@i', buf)[0]
del buf
v = buf.tolist()[0]
return "%d.%d.%d" % ( v >> 16, (v >> 8) & 0xff, v & 0xff)
def get_input_name(f, l=256):
@ -19,9 +18,14 @@ def get_input_name(f, l=256):
"""
buf = array.array('c', ' ' * l)
r = fcntl.ioctl(f, EVIOCGNAME(l), buf)
v = struct.unpack('%ds' % l, buf)[0]
del buf
return v[:r]
return ''.join(buf.tolist()[:r])
def read_abs_values(f, abs_ev):
buf = array.array('i', [0] * 6)
r = fcntl.ioctl(f, EVIOCGABS(abs_ev), buf)
val = input_absinfo(*buf.tolist())
return val
_bpl = struct.calcsize('@L') * 8
_nbits = lambda x: ((x-1) / _bpl) + 1
@ -97,6 +101,9 @@ class InputDevice(object):
return d
def get_absprop(self, absk):
return read_abs_values(self.get_fd(), absk)
def next_event(self):
"""
Read the next event from the input device
@ -127,7 +134,7 @@ def open_uinput():
return None
return f
def write_uinput_device_info(f, name):
def write_uinput_device_info(uidev, f, name):
"""
Create uinput device
"""
@ -136,7 +143,6 @@ def write_uinput_device_info(f, name):
#handle_specs(f, specs)
# Allocate other info
uidev = uinput_user_dev()
# TODO: Get from specs
uidev.name = name
@ -169,12 +175,13 @@ class UInputDevice(object):
if not self._f:
print 'Failed to open uinput'
raise OSError
self.uidev = uinput_user_dev()
def setup(self, name):
"""
Writes initial data and transforms the fd into the input device
"""
write_uinput_device_info(self._f, name)
write_uinput_device_info(self.uidev, self._f, name)
def expose_event_type(self, evt):
"""
@ -189,6 +196,12 @@ class UInputDevice(object):
evbit = evbits[evt]
fcntl.ioctl(self._f, evbit, evk)
def set_absprop(self, absk, _max=0, _min=0, fuzz=0, flat=0):
self.uidev.absmax[absk] = _max
self.uidev.absmin[absk] = _min
self.uidev.absfuzz[absk] = fuzz
self.uidev.absflat[absk] = flat
def fire_event(self, ev):
"""
Fire a new input event.

48
configs/example_conf.py
View File

@ -1,48 +0,0 @@
from cinput import *
overrule = lambda x: -x*2
passthrough = lambda x: x
config = {
EV_REL : {
#REL_X : {
# 'type' : EV_REL,
# 'code' : REL_X,
# 'value': overrule
#},
#REL_Y : {
# 'type': EV_REL,
# 'code': REL_Y,
# 'value' : overrule
#},
REL_X : {
'type' : EV_REL,
'code' : REL_X,
'value' : lambda x: 0
},
REL_Y : {
'type' : EV_REL,
'code' : REL_Y,
'value' : lambda x: 0
},
REL_WHEEL : {
'type' : EV_REL,
'code' : REL_WHEEL,
'value' : lambda x: -x*2
}
},
EV_KEY : {
BTN_LEFT : {
'type' : EV_KEY,
'code' : BTN_LEFT,
'value' : passthrough
}
}
}
def config_merge(c):
for k, v in config.iteritems():
if k in c:
c[k].update(v)
else:
c[k] = v

34
configs/sidewinder-rel.py Normal file
View File

@ -0,0 +1,34 @@
from cinput import *
"""
Configuration for a simple Microsoft SideWinter Game Pad Pro USB version 1.0
... as REL input pointer device
"""
config = {
(0, EV_KEY): {
BTN_A: {
'type' : (0, EV_KEY),
'code' : BTN_MOUSE,
'value' : lambda x: 0 if x == 0 else 1
}
},
(0, EV_ABS) : {
ABS_X: {
'type' : (0, EV_REL),
'code' : REL_X,
'value' : lambda x: x / 7,
},
ABS_Y: {
'type' : (0, EV_REL),
'code' : REL_Y,
'value' : lambda x: x / 7,
}
}
}
def config_merge(c):
del c[(0, EV_KEY)]
del c[(0, EV_ABS)]
c.update(config)

21
configs/sidewinder.py Normal file
View File

@ -0,0 +1,21 @@
from cinput import *
"""
Configuration for a simple Microsoft SideWinter Game Pad Pro USB version 1.0
... as ABS input pointer device
"""
config = {
(0, EV_KEY): {
BTN_A: {
'type' : (0, EV_KEY),
'code' : BTN_MOUSE,
'value' : lambda x: 0 if x == 0 else 1
}
}
}
def config_merge(c):
del c[(0, EV_KEY)]
c.update(config)

10
configs/touchscreen.py
View File

@ -31,14 +31,14 @@ def transform_y(y):
return int(y)
config = {
EV_ABS : {
(0, EV_ABS) : {
ABS_X : {
'type' : EV_ABS,
'type' : (0, EV_ABS),
'code' : ABS_X,
'value' : transform_x
},
ABS_Y : {
'type' : EV_ABS,
'type' : (0, EV_ABS),
'code' : ABS_Y,
'value' : transform_y
}
@ -54,8 +54,8 @@ def config_merge(c):
c[k] = v
# Uncomment this to make touch click too
c[EV_KEY][BTN_TOUCH] = {
'type' : EV_KEY,
c[(0, EV_KEY)][BTN_TOUCH] = {
'type' : (0, EV_KEY),
'code' : BTN_TOUCH,
'value' : lambda x: 0
}

3
input-create
View File

@ -34,6 +34,9 @@ nifd = in_f.load()
# Read configuration
conf = in_f.load()
if args.verbose:
pretty_conf_print(conf)
# Allow configurations to change our current configuration
for path in cfg:
config_merge = imp.load_source('', path).config_merge

8
input-read
View File

@ -3,7 +3,7 @@ import linux_uinput, ctypes, fcntl, os, sys
import select
from cinput import *
from mapper import KeyMapper, parse_conf
from mapper import KeyMapper, parse_conf, pretty_conf_print
try:
import cPickle as pickle
@ -18,6 +18,8 @@ parser = optparse.OptionParser(description='Read input devices.',
version='0.01')
parser.add_option('-D', '--dump', action='store_false',
default=True, help='Dump will marshall all the events to stdout')
parser.add_option('-v', '--verbose', action='store_true',
default=False, help='Enable verbose mode (do not combine with -D)')
parser.add_option('-C', '--compat', action='store_true',
help='Enable compatibility mode; for Python < 2.7')
@ -38,6 +40,9 @@ for idx, f in enumerate(fs):
config.update(c)
if args.verbose:
pretty_conf_print(config)
poll_obj, poll_mask = (select.poll, select.POLLIN) if args.compat else \
(select.epoll, select.EPOLLIN)
@ -46,7 +51,6 @@ pp = poll_obj()
for f in fs:
pp.register(f.get_fd(), poll_mask)
# Human readable info
if args.dump:
for f in fs:

14
linux_input.py
View File

@ -89,7 +89,7 @@ class input_event(ctypes.Structure):
("value", ctypes.c_int32)
]
class input_id (ctypes.Structure):
class input_id(ctypes.Structure):
_fields_ = [
("bustype", ctypes.c_uint16),
("vendor", ctypes.c_uint16),
@ -97,6 +97,17 @@ class input_id (ctypes.Structure):
("version", ctypes.c_uint16),
]
class input_absinfo(ctypes.Structure):
_fields_ = [
("value", ctypes.c_int32),
("minimum", ctypes.c_int32),
("maximum", ctypes.c_int32),
("fuzz", ctypes.c_int32),
("flat", ctypes.c_int32),
("resolution", ctypes.c_int32)
]
from ioctlhelp import IOR, IOW, IOC, IO, _IOC_READ
# Get driver version
@ -146,6 +157,7 @@ EVIOCGPROP = lambda _len: IOC(_IOC_READ, ord('E'), 0x09,
# Get event bits
EVIOCGBIT = lambda ev, _len: IOC(_IOC_READ, ord('E'), 0x20 + ev, _len)
EVIOCGABS = lambda _abs: IOR(ord('E'), 0x40 + _abs, ctypes.sizeof(input_absinfo))
#EVIOCGABS(abs) _IOR('E', 0x40 + (abs), struct input_absinfo) /* get abs value/limits */
#EVIOCSABS(abs) _IOW('E', 0xc0 + (abs), struct input_absinfo) /* set abs value/limits */
#

2
linux_uinput.py
View File

@ -59,5 +59,5 @@ class uinput_user_dev(ctypes.Structure):
("absmax", ctypes.c_int32 * linux_input.ABS_CNT),
("absmin", ctypes.c_int32 * linux_input.ABS_CNT),
("absfuzz", ctypes.c_int32 * linux_input.ABS_CNT),
("absflac", ctypes.c_int32 * linux_input.ABS_CNT)
("absflat", ctypes.c_int32 * linux_input.ABS_CNT)
]

20
mapper.py
View File

@ -30,6 +30,16 @@ def parse_conf(f, devname):
#'value' : lambda x: x
}
if t == cinput.EV_ABS:
p = f.get_absprop(tt)
conf[(devname, t)][tt]['prop'] = {
'max' : p.maximum,
'min' : p.minimum,
'fuzz' : p.fuzz,
'flat' : p.flat
}
return conf
@ -47,6 +57,11 @@ def pretty_conf_print(c):
cinput.rev_events[n_ev_t],
cinput.rev_event_keys[n_ev_t][vv['code']])
if n_ev_t == cinput.EV_ABS:
print 'Properties: Max: %d Min: %d Fuzz: %d Flat: %d' % (
vv['prop']['max'], vv['prop']['min'],
vv['prop']['fuzz'], vv['prop']['flat'])
def get_exported_device_count(c):
"""
Iterate dictionary to find out how many devices are exported.
@ -97,3 +112,8 @@ class KeyMapper(object):
continue
d.expose_event_type(t)
d.expose_event(t, dat['code'])
if t == cinput.EV_ABS:
p = dat['prop']
d.set_absprop(dat['code'], _max=p['max'], _min=p['min'],
fuzz=p['fuzz'], flat=p['flat'])