b2w_setBodyFixedRotation function
void
b2w_setBodyFixedRotation()
Lock the body's rotation (fixed != 0): nothing turns it, not torques nor contacts. Its movement stays free.
Implementation
@ffi.Native<ffi.Void Function(ffi.Int64, ffi.Int32)>()
external void b2w_setBodyFixedRotation(int bodyHandle, int fixed);