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#!/usr/bin/python3
import argparse
import glob
import os
import struct
import sys
def clamp_to_min_max(value, min, max):
if value > max:
value = max
elif value < min:
value = min
return value
def clamp_to_u8(value):
return clamp_to_min_max(value, 0, 255)
def parse_args():
parser = argparse.ArgumentParser(description="Set the static effect")
parser.add_argument('-d', '--device', type=str, help="Device string like \"0003:1532:0045.000C\"")
parser.add_argument('--colour', required=True, nargs=3, metavar=("R", "G", "B"), type=int, help="Static colour")
args = parser.parse_args()
return args
def run():
args = parse_args()
if args.device is None:
mouse_dirs = glob.glob(os.path.join('/sys/bus/hid/drivers/razermouse/', "*:*:*.*"))
if len(mouse_dirs) > 1:
print("Multiple mouse directories found. Rerun with -d", file=sys.stderr)
sys.exit(1)
if len(mouse_dirs) < 1:
print("No mouse directories found. Make sure the driver is binded", file=sys.stderr)
sys.exit(1)
mouse_dir = mouse_dirs[0]
else:
mouse_dir = os.path.join('/sys/bus/hid/drivers/razermouse/', args.device)
if not os.path.isdir(mouse_dir):
print("Multiple mouse directories found. Rerun with -d", file=sys.stderr)
sys.exit(1)
values = map(clamp_to_u8, args.colour)
byte_string = struct.pack(">BBB", *values)
static_mode_filepath = os.path.join(mouse_dir, "mode_static")
with open(static_mode_filepath, 'wb') as static_mode_file:
static_mode_file.write(byte_string)
print("Done")
if __name__ == '__main__':
run()
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