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fufexan/macos_accel.py

Created September 12, 2024 20:18
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  1. fufexan created this gist Sep 12, 2024.
    79 changes: 79 additions & 0 deletions macos_accel.py
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    Original file line number Diff line number Diff line change
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    #!/usr/bin/env python3

    # macOS-like pointer acceleration for libinput
    # Author: fufexan <mihai@fufexan.net>

    # Uncomment matplotlib and the plot_curve definition and call to visualize the curve
    # import matplotlib.pyplot as plt
    import sys
    import os

    # ===== PARAMETERS =====
    sample_point_count = 20 # number of sample points to calculate
    # factors for accelerated speeds
    low = 0.1
    mid = 0.01
    high = 0.005

    # ===== END PARAMETERS =====

    def find_arg(arg):
    """Check if a specific argument was passed via command line."""
    for i in sys.argv:
    if i == arg:
    return True
    return False

    if find_arg("help") or find_arg("-h") or find_arg("--help") or find_arg("h"):
    print(f'{sys.argv[0]} [[accel_profile] [scroll_points] device=<device>]')
    exit(0)

    def macos_acceleration(speed_in):
    # Apply a cubic function to simulate acceleration
    return low * speed_in + mid * speed_in**2 + high * speed_in**3

    # Generate points using the macOS-like curve function
    def generate_curve_points(count):
    max_speed = 10 # Adjust the maximum speed as needed
    step = max_speed / count
    speeds = [step * i for i in range(count)]
    factors = [macos_acceleration(speed) for speed in speeds]
    return speeds, factors, step

    # Plot the curve
    # def plot_curve(speeds, factors):
    # plt.plot(speeds, factors, label='macOS-like Curve')
    # plt.xlabel('Device Speed')
    # plt.ylabel('Pointer Speed (Factor)')
    # plt.legend(loc='best')
    # plt.show()

    # Generate the sample points
    speeds, factors, step = generate_curve_points(sample_point_count)

    # Display points as text (optional)
    sample_points_str = " ".join([f"{factor:.3f}" for factor in factors])
    print(f'Points: {sample_points_str}')
    print(f'Step: {step}')

    def get_device():
    for i in sys.argv:
    if str(i).startswith('device='):
    print(str(i)[7::])
    return str(i)[7::]

    def hyprctl(device, option, arg):
    os.system(f"hyprctl keyword 'device[{device}]:{option}' '{arg}'")

    if find_arg("accel_profile"):
    device = get_device()
    print(f'Setting device:\'{device}\':accel_profile using hyprctl')
    hyprctl(device, 'accel_profile', f'custom {step} {sample_points_str}')

    if find_arg("scroll_points"):
    device = get_device()
    print(f'Setting device:\'{device}\':scroll_points using hyprctl')
    hyprctl(device, 'scroll_points', f'{step} {sample_points_str}')

    # Plot the generated curve
    # plot_curve(speeds, factors)