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AC_Avoid: constify a few local variables

This commit is contained in:
Randy Mackay 2018-10-26 13:49:45 +09:00
parent b7f3140441
commit 7aae970ae7
1 changed files with 8 additions and 8 deletions
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16
libraries/AC_Avoidance/AC_Avoid.cpp
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@ -68,7 +68,7 @@ void AC_Avoid::adjust_velocity(float kP, float accel_cmss, Vector2f &desired_vel
}
// limit acceleration
float accel_cmss_limited = MIN(accel_cmss, AC_AVOID_ACCEL_CMSS_MAX);
const float accel_cmss_limited = MIN(accel_cmss, AC_AVOID_ACCEL_CMSS_MAX);
if ((_enabled & AC_AVOID_STOP_AT_FENCE) > 0) {
adjust_velocity_circle_fence(kP, accel_cmss_limited, desired_vel_cms, dt);
@ -128,7 +128,7 @@ void AC_Avoid::adjust_velocity_z(float kP, float accel_cmss, float& climb_rate_c
}
// limit acceleration
float accel_cmss_limited = MIN(accel_cmss, AC_AVOID_ACCEL_CMSS_MAX);
const float accel_cmss_limited = MIN(accel_cmss, AC_AVOID_ACCEL_CMSS_MAX);
bool limit_alt = false;
float alt_diff = 0.0f; // distance from altitude limit to vehicle in metres (positive means vehicle is below limit)
@ -283,7 +283,7 @@ void AC_Avoid::adjust_velocity_circle_fence(float kP, float accel_cmss, Vector2f
}
position_xy *= 100.0f; // m -> cm
float speed = desired_vel_cms.length();
const float speed = desired_vel_cms.length();
// get the fence radius in cm
const float fence_radius = _fence.get_radius() * 100.0f;
// get the margin to the fence in cm
@ -341,7 +341,7 @@ void AC_Avoid::adjust_velocity_polygon_fence(float kP, float accel_cmss, Vector2
// get polygon boundary
// Note: first point in list is the return-point (which copter does not use)
uint16_t num_points;
Vector2f* boundary = _fence.get_polygon_points(num_points);
const Vector2f* boundary = _fence.get_polygon_points(num_points);
// adjust velocity using polygon
adjust_velocity_polygon(kP, accel_cmss, desired_vel_cms, boundary, num_points, true, _fence.get_margin(), dt);
@ -431,11 +431,11 @@ void AC_Avoid::adjust_velocity_polygon(float kP, float accel_cmss, Vector2f &des
}
// calc margin in cm
float margin_cm = MAX(margin * 100.0f, 0.0f);
const float margin_cm = MAX(margin * 100.0f, 0.0f);
// for stopping
float speed = safe_vel.length();
Vector2f stopping_point_plus_margin = position_xy + safe_vel*((2.0f + margin_cm + get_stopping_distance(kP, accel_cmss, speed))/speed);
const float speed = safe_vel.length();
const Vector2f stopping_point_plus_margin = position_xy + safe_vel*((2.0f + margin_cm + get_stopping_distance(kP, accel_cmss, speed))/speed);
uint16_t i, j;
for (i = 0, j = num_points-1; i < num_points; j = i++) {
@ -538,7 +538,7 @@ void AC_Avoid::get_proximity_roll_pitch_pct(float &roll_positive, float &roll_ne
return;
}
uint8_t obj_count = _proximity.get_object_count();
const uint8_t obj_count = _proximity.get_object_count();
// if no objects return
if (obj_count == 0) {