def set(self):
'''Trigger all environment checks'''
# Check for Intel and export INTEL_BATCH
if 'Intel' in self.glxinfo:
print(' * Intel detected, exporting: INTEL_BATCH=1')
os.environ['INTEL_BATCH'] = '1'
# Check TFP and export LIBGL_ALWAYS_INDIRECT if needed
if self.tfp != 'direct':
print(' * No ' + tfp + ' with direct rendering context')
if self.tfp == 'indirect':
print(' ... present with indirect rendering, exporting: LIBGL_ALWAYS_INDIRECT=1')
os.environ['LIBGL_ALWAYS_INDIRECT'] = '1'
else:
# If using Xgl with a proprietary driver, exports LD_PRELOAD=<mesa libGL>
if self.Xgl and self.glx_vendor != 'SGI':
print(' * Non-mesa driver on Xgl detected')
from data import mesa_libgl_locations
location = [l for l in mesa_libgl_locations if os.path.exists(l)]
if location:
print(' ... exporting: LD_PRELOAD=' + location[0])
os.environ['LD_PRELOAD'] = location[0]
if run(['glxinfo'], 'output').count(tfp) >= 3:
self.tfp = 'direct'
else:
# kindly let the user know... but don't abort (maybe it will work :> )
print(' ... no mesa libGL found for preloading, this may not work!')
else:
print(' ... nor with indirect rendering, this isn\'t going to work!')
# Check for nvidia on Xorg
if not self.Xgl and self.glx_vendor == 'NVIDIA Corporation':
print(' * NVIDIA on Xorg detected, exporting: __GL_YIELD=NOTHING')
os.environ['__GL_YIELD'] = 'NOTHING'
def __init__(self):
'''desktop: current desktop enviroment used to choose interface, fallback wm, and default decorator
glxinfo: output of glxinfo command
indirect_glxinfo: output of glxinfo with LIBGL_ALWAYS_INDIRECT
xvinfo: output of xvinfo
glx_vendor: 'client glx vendor:' usually one of SGI (for mesa-based drivers), NVIDIA Corporation, or ATI.
tfp: 'direct' if texture_from_pixmap is present with direct rendering (implying presence with indirect as well), 'indirect' if only present with indirect context, False if not present at all
Xgl: True in Xgl'''
# Check for various desktop environments
if os.getenv('XDG_CURRENT_DESKTOP') == 'MATE' or os.getenv('MATE_DESKTOP_SESSION_ID') is not None:
self.desktop = 'mate'
elif os.getenv('XDG_CURRENT_DESKTOP') == 'XFCE' or os.getenv('DESKTOP_SESSION') in ('xfce', 'xfce4', 'Xfce Session'):
self.desktop = 'xfce'
elif os.getenv('XDG_CURRENT_DESKTOP', '').endswith('GNOME') or os.getenv('GNOME_DESKTOP_SESSION_ID') is not None:
self.desktop = 'gnome'
elif os.getenv('XDG_CURRENT_DESKTOP') == 'KDE' or os.getenv('KDE_FULL_SESSION') is not None:
self.desktop = 'kde'
elif os.getenv('XDG_CURRENT_DESKTOP') == 'LXQt':
self.desktop = 'lxqt'
elif os.getenv("XDG_CURRENT_DESKTOP") is not None:
self.desktop = os.getenv('XDG_CURRENT_DESKTOP', 'unknown').lower()
else:
self.desktop = os.getenv('DESKTOP_SESSION', 'unknown').lower()
print(' * Detected Session: ' + self.desktop)
## Save the output of glxinfo and xvinfo for later use:
# don't try to run glxinfo unless it's installed
if run(['which', 'glxinfo'], 'call', quiet=True) == 0:
self.glxinfo = run('glxinfo', 'output')
else:
raise SystemExit(' * Error: glxinfo not installed!')
# make a temp environment
indirect_environ = os.environ.copy()
indirect_environ['LIBGL_ALWAYS_INDIRECT'] = '1'
self.indirect_glxinfo = run('glxinfo', 'output', env=indirect_environ)
if run(['which', 'xvinfo'], 'call', quiet=True) == 0:
self.xvinfo = run('xvinfo', 'output')
else:
raise SystemExit(' * Error: xvinfo not installed!')
self.glx_vendor = None
line = [l for l in self.glxinfo.splitlines() if 'client glx vendor string:' in l]
if line:
self.glx_vendor = ' '.join(line[0].split()[4:])
## Texture From Pixmap / Indirect
self.tfp = False
if self.glxinfo.count(tfp) < 3:
if self.indirect_glxinfo.count(tfp) == 3:
self.tfp = 'indirect'
else:
self.tfp = 'direct'
## Xgl
if 'Xgl' in self.xvinfo:
self.Xgl = True
else:
self.Xgl = False
def launch(self):
print(' * Launching ' + self.label)
run(self.command)
def __init__(self, data):
print(' * Searching for installed applications...')
### Compiz Detection
bins = {}
for name in ('compiz', 'compiz.real'):
bin = run(['which', name], 'output')
if bin:
bins[name] = bin
if 'compiz' in bins and 'compiz.real' in bins:
if bins['compiz'].split(os.sep)[:-1] == bins['compiz.real'].split(
os.sep)[:-1]:
compiz = 'compiz.real'
else:
compiz = 'compiz'
elif 'compiz.real' in bins:
compiz = 'compiz.real'
elif 'compiz' in bins:
compiz = 'compiz'
else:
compiz = None
output = ''
for name in bins:
if len(bins) > 1 and name == compiz:
selected = ' <*>'
else:
selected = ''
output += ' -- ' + bins[name] + selected
### Everything Else
self.wms = data.wms.copy()
for wm in data.wms:
which = run(['which', data.wms[wm][0]], 'output')
if which:
output += ' -- ' + which
else:
del self.wms[wm]
if compiz:
data.compiz_args.insert(0, compiz)
self.wms['compiz'] = (compiz, data.compiz_args, 'Compiz', None,
None, None)
self.decorators = data.decorators.copy()
for decorator in data.decorators:
which = run(['which', data.decorators[decorator][0]], 'output')
if which:
output += ' -- ' + which
else:
del self.decorators[decorator]
self.apps = data.apps.copy()
for app in data.apps:
which = run(['which', data.apps[app][0]], 'output')
if which:
output += ' -- ' + which
else:
del self.apps[app]
if parser_options.verbose:
print(output.rstrip())
compiz_optionlist = []
self.options = data.options.copy()
if compiz:
compiz_help = run([compiz, '--help'], 'output')
for item in compiz_help.split():
item = item[1:].strip(" \r\n\t]")
if item.startswith('--'):
compiz_optionlist.append(item)
for option in data.options:
if data.options[option][1] not in compiz_optionlist:
del self.options[option]
def is_running(app):
'Use pgrep to determine if an app is running'
if run(['pgrep', app], 'call', quiet=True) == 0:
return True
def start(self):
'Start the active window manager'
self.__set_old()
if self.active == 'compiz' and self.old and self[self.old].killcmd:
if run(['which', self[self.old].killcmd[0]], 'call',
quiet=True) == 0:
run(self[self.old].killcmd, 'call')
time.sleep(1)
if self.active and self.old and 'noreplace' in self[self.active].flags:
run(['killall', self[self.old].base], 'call')
time.sleep(1)
if self.active == 'compiz':
# use a copy, not the original
compiz_command = self['compiz'].command[:]
for option in options:
if options[option].enabled:
if options[option].switch is not None:
compiz_command.append(options[option].switch)
kill_list = ['killall']
for decorator in decorators:
kill_list.append(decorators[decorator].base)
run(kill_list, 'call')
time.sleep(0.5)
# do it
print(' ... executing: ' + ' '.join(compiz_command))
run(compiz_command, quiet=False)
elif self.active:
run(self[self.active].command)
else:
print(' * No active WM set; not going to do anything.')
def kill_others(self):
killall = ['killall']
for decorator in [x for x in self.decorators if x != self.name]:
killall.append(self.decorators[decorator].base)
run(killall, 'call')
def launch(self):
print(' * Launching ' + self.label)
run(self.command)
def is_running(app): 'Use pgrep to determine if an app is running' if run(['pgrep', app], 'call', quiet=True) == 0: return True
def __init__(self, data):
print(' * Searching for installed applications...')
### Compiz Detection
bins = {}
for name in ('compiz', 'compiz.real'):
bin = run(['which', name], 'output')
if bin:
bins[name] = bin
if 'compiz' in bins and 'compiz.real' in bins:
if bins['compiz'].split(os.sep)[:-1] == bins['compiz.real'].split(os.sep)[:-1]:
compiz = 'compiz.real'
else:
compiz = 'compiz'
elif 'compiz.real' in bins:
compiz = 'compiz.real'
elif 'compiz' in bins:
compiz = 'compiz'
else:
compiz = None
output = ''
for name in bins:
if len(bins) > 1 and name == compiz:
selected = ' <*>'
else:
selected = ''
output += ' -- ' + bins[name] + selected
### Everything Else
self.wms = data.wms.copy()
for wm in data.wms:
which = run(['which', data.wms[wm][0]], 'output')
if which:
output += ' -- ' + which
else:
del self.wms[wm]
if compiz:
data.compiz_args.insert(0, compiz)
self.wms['compiz'] = (compiz, data.compiz_args, 'Compiz', None, None, None)
self.decorators = data.decorators.copy()
for decorator in data.decorators:
which = run(['which', data.decorators[decorator][0]], 'output')
if which:
output += ' -- ' + which
else:
del self.decorators[decorator]
self.apps = data.apps.copy()
for app in data.apps:
which = run(['which', data.apps[app][0]], 'output')
if which:
output += ' -- ' + which
else:
del self.apps[app]
if parser_options.verbose:
print(output.rstrip())
compiz_optionlist = []
self.options = data.options.copy()
if compiz:
compiz_help = run([compiz, '--help'], 'output')
for item in compiz_help.split():
item = item[1:].strip(" \r\n\t]")
if item.startswith('--'):
compiz_optionlist.append(item)
for option in data.options:
if data.options[option][1] not in compiz_optionlist:
del self.options[option]
def kill_others(self): killall = ['killall'] for decorator in [x for x in self.decorators if x != self.name]: killall.append(self.decorators[decorator].base) run(killall, 'call')
def start(self):
'Start the active window manager'
self.__set_old()
if self.active == 'compiz' and self.old and self[self.old].killcmd:
if run(['which', self[self.old].killcmd[0]], 'call', quiet=True) == 0:
run(self[self.old].killcmd, 'call')
time.sleep(1)
if self.active and self.old and 'noreplace' in self[self.active].flags:
run(['killall', self[self.old].base], 'call')
time.sleep(1)
if self.active == 'compiz':
# use a copy, not the original
compiz_command = self['compiz'].command[:]
for option in options:
if options[option].enabled:
if options[option].switch is not None:
compiz_command.append(options[option].switch)
kill_list = ['killall']
for decorator in decorators:
kill_list.append(decorators[decorator].base)
run(kill_list, 'call')
time.sleep(0.5)
# do it
print(' ... executing: ' + ' '.join(compiz_command))
run(compiz_command, quiet=False)
elif self.active:
run(self[self.active].command)
else:
print(' * No active WM set; not going to do anything.')
