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Ross Fisher committed Feb 19, 2022
1 parent 4a86346 commit 40f0781
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Showing 2 changed files with 2 additions and 6 deletions.
2 changes: 1 addition & 1 deletion selfdrive/controls/lib/drive_helpers.py
Original file line number Diff line number Diff line change
Expand Up @@ -32,7 +32,7 @@


class MPC_COST_LAT:
PATH = 1.0
PATH = 0.5
HEADING = 1.0
STEER_RATE = 1.0

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6 changes: 1 addition & 5 deletions selfdrive/controls/lib/lateral_planner.py
Original file line number Diff line number Diff line change
Expand Up @@ -59,13 +59,9 @@ def update(self, sm):
# Calculate final driving path and set MPC costs
if self.use_lanelines:
d_path_xyz = self.LP.get_d_path(v_ego, self.t_idxs, self.path_xyz)
self.lat_mpc.set_weights(MPC_COST_LAT.PATH, MPC_COST_LAT.HEADING, self.steer_rate_cost)
else:
d_path_xyz = self.path_xyz
path_cost = np.clip(abs(self.path_xyz[0, 1] / self.path_xyz_stds[0, 1]), 0.5, 1.5) * MPC_COST_LAT.PATH
# Heading cost is useful at low speed, otherwise end of plan can be off-heading
heading_cost = interp(v_ego, [5.0, 10.0], [MPC_COST_LAT.HEADING, 0.0])
self.lat_mpc.set_weights(path_cost, heading_cost, self.steer_rate_cost)
self.lat_mpc.set_weights(MPC_COST_LAT.PATH, MPC_COST_LAT.HEADING, self.steer_rate_cost)

y_pts = np.interp(v_ego * self.t_idxs[:LAT_MPC_N + 1], np.linalg.norm(d_path_xyz, axis=1), d_path_xyz[:, 1])
heading_pts = np.interp(v_ego * self.t_idxs[:LAT_MPC_N + 1], np.linalg.norm(self.path_xyz, axis=1), self.plan_yaw)
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