combiner.py

import math
import gremlin


# Define all used devices
mt50_l= gremlin.input_devices.JoystickDecorator(
    "MT50=DT_L",
    gremlin.common.DeviceIdentifier(65740868, 1)
    "Default"
)

crosswind = gremlin.input_devices.JoystickDecorator(
    "MFG Crosswind V2",
    gremlin.common.DeviceIdentifier(382732856, 2)
    "Default"
)

hog_throttle = gremlin.input_devices.JoystickDecorator(
    "Throttle - HOTAS Warthog",
    gremlin.common.DeviceIdentifier(72287236, 3)
    "Default"
)


class ValueCombiner:

    vjoy_proxy = gremlin.joystick_handling.VJoyProxy()

    def __init__(self, vjoy_axis_id):
        self.vjoy_axis_id = vjoy_axis_id
        self.value1 = 0.0
        self.value2 = 0.0

    def update_vjoy(self):
        value = min(1.0, max(-1.0, self.value1 + self.value2))
        ValueCombiner.vjoy_proxy[1].axis(self.vjoy_axis_id).value = value

    def set_value1(self, value):
        self.value1 = value
        self.update_vjoy()

    def set_value2(self, value):
        self.value2 = value
        self.update_vjoy()


# Sensitivity curve setup and deadzone
default_curve = gremlin.spline.CubicSpline([
    (-1.00, 1.00),
    ( 1.00,  -1.00),
])
deadzone = lambda value: gremlin.input_devices.deadzone(value, -1.0, -0.4, 0.4, 1.0)


# Yaw merge
combiner_yaw = ValueCombiner(6)
@mt50_l.axis(3)
def combine_yaw_mt50(event):
    combiner_yaw.set_value1(default_curve(deadzone(event.value)))

@crosswind.axis(3)
def combine_yaw_slaw(event):
    combiner_yaw.set_value2(default_curve(deadzone(event.value)))


# Translation X merge
combiner_tx = ValueCombiner(4)
@mt50_l.axis(1)
def combine_tx_mt50(event):
    combiner_tx.set_value1(default_curve(deadzone(event.value)))

@hog_throttle.axis(1)
def combine_tx_how(event):
    combiner_tx.set_value2(default_curve(deadzone(event.value)))


# Translation Y merge
combiner_ty = ValueCombiner(5)
@mt50_l.axis(2)
def combine_ty_mt50(event):
    combiner_ty.set_value1(default_curve(deadzone(event.value)))

@hog_throttle.axis(2)
def combine_ty_hog(event):
    combiner_ty.set_value2(default_curve(deadzone(event.value)))