message: Fixed backwards U4() yaw function
diff: @@ -49,8 +49,8 @@ class OctoXAPDynamics : public MultirotorDynamics {
  // yaw clockwise
  virtual double u4(double * o) override
  {
  - // [1 2 7 8] - [3 4 5 6]
  - return (o[0] + o[1] + o[6] + o[7]) - (o[2] + o[3] + o[4] + o[5]);
  + // [3 4 5 6] - [1 2 7 8]
  + return (o[2] + o[3] + o[4] + o[5]) - (o[0] + o[1] + o[6] + o[7]);
  }
  // motor direction for animation
  