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gives distance in meters from a position to a waypoint

step through the port config streams (from fgOPTIONS) and setup serial port channels for each

Removes file, ignoring any error.

Start replay session */

Updates and returns new smoothed value. */

Returns the FGAuxiliary pointer.

Gets the location of the gear in Body axes

Retrieves the cosine of a vehicle Euler angle component. Retrieves the cosine of an Euler angle (Phi, Theta, or Psi) from the quaternion t

Gets the geodetic altitude in feet. */

Retrieves a body frame angular acceleration component. Retrieves a body frame angular acceleration component. The angular acceleration ret

Retrieves the sine of a vehicle Euler angle component. Retrieves the sine of an Euler angle (Phi, Theta, or Psi) from the quaternion that

Get the current gas temperature inside the gas cell @return gas temperature in Rankine. */

HTS_ModelSet_get_nstate: get number of state */

HTS_strequal: strcmp wrapper */

return non-zero if any buffers are queued */

Set the state of this (instantiated) pin */

** Return number of bytes available for reading. */

helper

Return the virtual path without its leading '/'. >>> p = VirtualPath('/usr/bin/python3') >>> p.asRelative() 'usr/bin/python3'

Get Array size/item / object item. */

Default options for cJSON_Parse */

Calculate the flapping angle, where zentripetal force and lift compensate each other

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This takes the conventional aviation XYZ body system i.e. x=forward, y=starboard, z=bottom which is widely used in FGFS and rotates it into the OpenG