AP_NavEKF3: derivation: don't generate unused equations

The code is left in for the future when they might be used.

libraries/AP_NavEKF3/derivation/generate_1.py

@@ -682,25 +682,25 @@ def generate_code():
     # quaternion_error_propagation()
     # print('Generating heading observation code ...')
     # yaw_observation(P,state,R_to_earth)
-    print('Generating gps heading observation code ...')
-    gps_yaw_observation(P,state,R_to_body)
-    print('Generating mag observation code ...')
-    mag_observation_variance(P,state,R_to_body,i,ib)
-    mag_observation(P,state,R_to_body,i,ib)
-    print('Generating declination observation code ...')
-    declination_observation(P,state,ix,iy)
-    print('Generating airspeed observation code ...')
-    tas_observation(P,state,vx,vy,vz,wx,wy)
-    print('Generating sideslip observation code ...')
-    beta_observation(P,state,R_to_body,vx,vy,vz,wx,wy)
-    print('Generating optical flow observation code ...')
-    optical_flow_observation(P,state,R_to_body,vx,vy,vz)
-    print('Generating body frame velocity observation code ...')
-    body_frame_velocity_observation(P,state,R_to_body,vx,vy,vz)
+    # print('Generating gps heading observation code ...')
+    # gps_yaw_observation(P,state,R_to_body)
+    # print('Generating mag observation code ...')
+    # mag_observation_variance(P,state,R_to_body,i,ib)
+    # mag_observation(P,state,R_to_body,i,ib)
+    # print('Generating declination observation code ...')
+    # declination_observation(P,state,ix,iy)
+    # print('Generating airspeed observation code ...')
+    # tas_observation(P,state,vx,vy,vz,wx,wy)
+    # print('Generating sideslip observation code ...')
+    # beta_observation(P,state,R_to_body,vx,vy,vz,wx,wy)
+    # print('Generating optical flow observation code ...')
+    # optical_flow_observation(P,state,R_to_body,vx,vy,vz)
+    # print('Generating body frame velocity observation code ...')
+    # body_frame_velocity_observation(P,state,R_to_body,vx,vy,vz)
     # print('Generating body frame acceleration observation code ...')
     # body_frame_accel_observation(P,state,R_to_body,vx,vy,vz,wx,wy)
-    print('Generating yaw estimator code ...')
-    yaw_estimator()
+    # print('Generating yaw estimator code ...')
+    # yaw_estimator()
     print('Code generation finished!')