ardupilot/libraries/AP_Motors/AP_MotorsOctaQuad.cpp

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// -*- tab-width: 4; Mode: C++; c-basic-offset: 4; indent-tabs-mode: nil -*-
/*
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
/*
* AP_MotorsOctaQuad.cpp - ArduCopter motors library
* Code by RandyMackay. DIYDrones.com
*
*/
#include "AP_MotorsOctaQuad.h"
// setup_motors - configures the motors for a octa
void AP_MotorsOctaQuad::setup_motors()
{
// call parent
AP_MotorsMatrix::setup_motors();
// hard coded config for supported frames
if( _flags.frame_orientation == AP_MOTORS_PLUS_FRAME ) {
// plus frame set-up
add_motor(AP_MOTORS_MOT_1, 0, AP_MOTORS_MATRIX_YAW_FACTOR_CCW, 1);
add_motor(AP_MOTORS_MOT_2, -90, AP_MOTORS_MATRIX_YAW_FACTOR_CW, 7);
add_motor(AP_MOTORS_MOT_3, 180, AP_MOTORS_MATRIX_YAW_FACTOR_CCW, 5);
add_motor(AP_MOTORS_MOT_4, 90, AP_MOTORS_MATRIX_YAW_FACTOR_CW, 3);
add_motor(AP_MOTORS_MOT_5, -90, AP_MOTORS_MATRIX_YAW_FACTOR_CCW, 8);
add_motor(AP_MOTORS_MOT_6, 0, AP_MOTORS_MATRIX_YAW_FACTOR_CW, 2);
add_motor(AP_MOTORS_MOT_7, 90, AP_MOTORS_MATRIX_YAW_FACTOR_CCW, 4);
add_motor(AP_MOTORS_MOT_8, 180, AP_MOTORS_MATRIX_YAW_FACTOR_CW, 6);
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}else if( _flags.frame_orientation == AP_MOTORS_V_FRAME ) {
// V frame set-up
add_motor(AP_MOTORS_MOT_1, 45, 0.7981f, 1);
add_motor(AP_MOTORS_MOT_2, -45, -0.7981f, 7);
add_motor(AP_MOTORS_MOT_3, -135, 1.0000f, 5);
add_motor(AP_MOTORS_MOT_4, 135, -1.0000f, 3);
add_motor(AP_MOTORS_MOT_5, -45, 0.7981f, 8);
add_motor(AP_MOTORS_MOT_6, 45, -0.7981f, 2);
add_motor(AP_MOTORS_MOT_7, 135, 1.0000f, 4);
add_motor(AP_MOTORS_MOT_8, -135, -1.0000f, 6);
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}else if( _flags.frame_orientation == AP_MOTORS_H_FRAME ) {
// H frame set-up - same as X but motors spin in opposite directions
add_motor(AP_MOTORS_MOT_1, 45, AP_MOTORS_MATRIX_YAW_FACTOR_CW, 1);
add_motor(AP_MOTORS_MOT_2, -45, AP_MOTORS_MATRIX_YAW_FACTOR_CCW, 7);
add_motor(AP_MOTORS_MOT_3, -135, AP_MOTORS_MATRIX_YAW_FACTOR_CW, 5);
add_motor(AP_MOTORS_MOT_4, 135, AP_MOTORS_MATRIX_YAW_FACTOR_CCW, 3);
add_motor(AP_MOTORS_MOT_5, -45, AP_MOTORS_MATRIX_YAW_FACTOR_CW, 8);
add_motor(AP_MOTORS_MOT_6, 45, AP_MOTORS_MATRIX_YAW_FACTOR_CCW, 2);
add_motor(AP_MOTORS_MOT_7, 135, AP_MOTORS_MATRIX_YAW_FACTOR_CW, 4);
add_motor(AP_MOTORS_MOT_8, -135, AP_MOTORS_MATRIX_YAW_FACTOR_CCW, 6);
}else{
// X frame set-up
add_motor(AP_MOTORS_MOT_1, 45, AP_MOTORS_MATRIX_YAW_FACTOR_CCW, 1);
add_motor(AP_MOTORS_MOT_2, -45, AP_MOTORS_MATRIX_YAW_FACTOR_CW, 7);
add_motor(AP_MOTORS_MOT_3, -135, AP_MOTORS_MATRIX_YAW_FACTOR_CCW, 5);
add_motor(AP_MOTORS_MOT_4, 135, AP_MOTORS_MATRIX_YAW_FACTOR_CW, 3);
add_motor(AP_MOTORS_MOT_5, -45, AP_MOTORS_MATRIX_YAW_FACTOR_CCW, 8);
add_motor(AP_MOTORS_MOT_6, 45, AP_MOTORS_MATRIX_YAW_FACTOR_CW, 2);
add_motor(AP_MOTORS_MOT_7, 135, AP_MOTORS_MATRIX_YAW_FACTOR_CCW, 4);
add_motor(AP_MOTORS_MOT_8, -135, AP_MOTORS_MATRIX_YAW_FACTOR_CW, 6);
}
// normalise factors to magnitude 0.5
normalise_rpy_factors();
}