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added stab_d gain scheduling

This commit is contained in:
Jason Short 2012-02-28 20:14:49 -08:00
parent 6ca8aeecf3
commit a096292edb
1 changed files with 16 additions and 2 deletions
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18
ArduCopter/ArduCopter.pde
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@ -400,6 +400,8 @@ static boolean motor_auto_armed;
static Vector3f omega;
// This is used to hold radio tuning values for in-flight CH6 tuning
float tuning_value;
// This will keep track of the percent of roll or pitch the user is applying
float roll_scale_d, pitch_scale_d;
////////////////////////////////////////////////////////////////////////////////
// LED output
@ -1487,8 +1489,20 @@ void update_roll_pitch_mode(void)
//reset_stability_I();
}
// clear new radio frame info
new_radio_frame = false;
if(new_radio_frame){
// clear new radio frame info
new_radio_frame = false;
// These values can be used to scale the PID gains
// This allows for a simple gain scheduling implementation
roll_scale_d = g.stabilize_d_schedule * (float)abs(g.rc_1.control_in);
roll_scale_d = (1 - (roll_scale_d / 4500.0));
roll_scale_d = constrain(roll_scale_d, 0, 1) * g.stabilize_d;
pitch_scale_d = g.stabilize_d_schedule * (float)abs(g.rc_2.control_in);
pitch_scale_d = (1 - (pitch_scale_d / 4500.0));
pitch_scale_d = constrain(pitch_scale_d, 0, 1) * g.stabilize_d;
}
}
// new radio frame is used to make sure we only call this at 50hz