From 0ff8a4b8a29eb4582e721d9fb77b98f5949a323d Mon Sep 17 00:00:00 2001
From: Erik Nygren <erik.nygren@sbb.ch>
Date: Thu, 13 Jun 2019 17:45:14 +0200
Subject: [PATCH] fixed tree observation data bug, where not the correct values
 where provided to agent

---
 flatland/envs/observations.py | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/flatland/envs/observations.py b/flatland/envs/observations.py
index 41d5603..d0d4ba4 100644
--- a/flatland/envs/observations.py
+++ b/flatland/envs/observations.py
@@ -548,9 +548,10 @@ class TreeObsForRailEnv(ObservationBuilder):
             depth += 1
             pow4 *= 4
         child_size = (len(tree) - num_features_per_node) // 4
-        tree_data = tree[0:4].tolist()
+        tree_data = tree[:4].tolist()
         distance_data = [tree[4]]
-        agent_data = tree[num_features_per_node - 3:num_features_per_node].tolist()
+        agent_data = tree[5:num_features_per_node].tolist()
+        print(agent_data)
         for children in range(4):
             child_tree = tree[(num_features_per_node + children * child_size):
                               (num_features_per_node + (children + 1) * child_size)]
-- 
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