float function ( ) { return roll ; }
roll of the phone 's camera . from -90 to 90 , where negative is rolled left and zero is level . concode_field_sep Vector looking concode_elem_sep float pitch concode_elem_sep Matrix tempMatrix concode_elem_sep float roll concode_elem_sep float unitPerDegree concode_elem_sep float azimuth concode_elem_sep float[] lookingArray concode_field_sep void calcPitchBearing concode_elem_sep float getPitch concode_elem_sep float getAngle concode_elem_sep float getAzimuth