Rover: move TURN_MAX_G param to atitude control

This commit is contained in:
Iampete1 2021-05-02 17:37:13 +01:00 committed by Randy Mackay
parent c5503b9aed
commit c1d4e5116d
5 changed files with 5 additions and 14 deletions

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@ -217,15 +217,6 @@ const AP_Param::Info Rover::var_info[] = {
// @User: Standard
GSCALAR(mode6, "MODE6", Mode::Number::MANUAL),
// @Param: TURN_MAX_G
// @DisplayName: Turning maximum G force
// @Description: The maximum turning acceleration (in units of gravities) that the rover can handle while remaining stable. The navigation code will keep the lateral acceleration below this level to avoid rolling over or slipping the wheels in turns
// @Units: gravities
// @Range: 0.1 10
// @Increment: 0.01
// @User: Standard
GSCALAR(turn_max_g, "TURN_MAX_G", 0.6f),
// variables not in the g class which contain EEPROM saved variables
// @Group: COMPASS_
@ -754,6 +745,7 @@ const AP_Param::ConversionInfo conversion_table[] = {
{ Parameters::k_param_g2, 35, AP_PARAM_FLOAT, "SAIL_HEEL_MAX" },
{ Parameters::k_param_g2, 36, AP_PARAM_FLOAT, "SAIL_NO_GO_ANGLE" },
{ Parameters::k_param_arming, 2, AP_PARAM_INT16, "ARMING_CHECK" },
{ Parameters::k_param_turn_max_g_old, 0, AP_PARAM_FLOAT, "ATC_TURN_MAX_G" },
};
void Rover::load_parameters(void)

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@ -117,7 +117,7 @@ public:
k_param_auto_trigger_pin,
k_param_auto_kickstart,
k_param_turn_circle, // unused
k_param_turn_max_g,
k_param_turn_max_g_old, // unused
//
// 160: Radio settings
@ -239,7 +239,6 @@ public:
AP_Int8 ch7_option;
AP_Int8 auto_trigger_pin;
AP_Float auto_kickstart;
AP_Float turn_max_g;
AP_Int16 gcs_pid_mask;
// Throttle

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@ -371,7 +371,7 @@ void Rover::one_second_loop(void)
set_likely_flying(hal.util->get_soft_armed());
// send latest param values to wp_nav
g2.wp_nav.set_turn_params(g.turn_max_g, g2.turn_radius, g2.motors.have_skid_steering());
g2.wp_nav.set_turn_params(g2.turn_radius, g2.motors.have_skid_steering());
}
void Rover::update_current_mode(void)

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@ -456,7 +456,7 @@ void Mode::calc_steering_from_turn_rate(float turn_rate)
void Mode::calc_steering_from_lateral_acceleration(float lat_accel, bool reversed)
{
// constrain to max G force
lat_accel = constrain_float(lat_accel, -g.turn_max_g * GRAVITY_MSS, g.turn_max_g * GRAVITY_MSS);
lat_accel = constrain_float(lat_accel, -attitude_control.get_turn_lat_accel_max(), attitude_control.get_turn_lat_accel_max());
// send final steering command to motor library
const float steering_out = attitude_control.get_steering_out_lat_accel(lat_accel,

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@ -36,7 +36,7 @@ void ModeSteering::update()
// For regular steering vehicles we use the maximum lateral acceleration
// at full steering lock for this speed: V^2/R where R is the radius of turn.
float max_g_force = speed * speed / MAX(g2.turn_radius, 0.1f);
max_g_force = constrain_float(max_g_force, 0.1f, g.turn_max_g * GRAVITY_MSS);
max_g_force = constrain_float(max_g_force, 0.1f, attitude_control.get_turn_lat_accel_max());
// convert pilot steering input to desired lateral acceleration
_desired_lat_accel = max_g_force * (desired_steering / 4500.0f);