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core/debug-control: Allow changing the reference luminance of outputs

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Part-of: <https://gitlab.gnome.org/GNOME/mutter/-/merge_requests/3953>
This commit is contained in:
Sebastian Wick
2024-07-19 15:30:56 +02:00
committed by Marge Bot
parent 9b05e39816
commit 6fa61a088f
5 changed files with 72 additions and 5 deletions
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35
tools/debug-control.py
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@ -15,6 +15,25 @@ def bool_to_string(value):
else:
return "false"
def string_to_bool(value):
if value == "true":
return True
if value == "false":
return False
raise BaseException(f"bad boolean value: {value}")
def value_to_string(value):
if isinstance(value, dbus.Boolean):
return bool_to_string(value)
return f"{value}"
def string_to_value(current, value):
if isinstance(current, dbus.Boolean):
return dbus.Boolean(string_to_bool(value), variant_level=1)
if isinstance(current, dbus.UInt32):
return dbus.UInt32(int(value), variant_level=1)
return value
def get_debug_control():
bus = dbus.SessionBus()
try:
@ -28,8 +47,9 @@ def get_debug_control():
def status():
debug_control = get_debug_control()
props = debug_control.GetAll(INTERFACE, dbus_interface=PROPS_IFACE)
for prop in props:
print(f"{prop}: {bool_to_string(props[prop])}")
for prop, value in props.items():
value = value_to_string (value)
print(f"{prop}: {value}")
def enable(prop):
debug_control = get_debug_control()
@ -48,6 +68,14 @@ def toggle(prop):
debug_control.Set(INTERFACE, prop, dbus.Boolean(not value, variant_level=1),
dbus_interface=PROPS_IFACE)
def set_value(kv):
debug_control = get_debug_control()
[prop, value] = kv
current = debug_control.Get(INTERFACE, prop, dbus_interface=PROPS_IFACE)
value = string_to_value (current, value)
debug_control.Set(INTERFACE, prop, value, dbus_interface=PROPS_IFACE)
if __name__ == '__main__':
parser = argparse.ArgumentParser(description='Get and set debug state')
@ -56,6 +84,7 @@ if __name__ == '__main__':
parser.add_argument('--enable', metavar='PROPERTY', type=str, nargs='?')
parser.add_argument('--disable', metavar='PROPERTY', type=str, nargs='?')
parser.add_argument('--toggle', metavar='PROPERTY', type=str, nargs='?')
parser.add_argument('--set', metavar='PROPERTY', type=str, nargs=2)
args = parser.parse_args()
if args.status:
@ -66,5 +95,7 @@ if __name__ == '__main__':
disable(args.disable)
elif args.toggle:
toggle(args.toggle)
elif args.set:
set_value(args.set)
else:
parser.print_usage()