From 2c42cfa1258ee3d76532ffc614023e0ea977575c Mon Sep 17 00:00:00 2001
From: Yosuke Matsusaka <yosuke.matsusaka@gmail.com>
Date: Fri, 28 Aug 2015 10:50:21 +0900
Subject: [PATCH] improve presiceness of use joints and disable use segments
 seems not required

---
 simtrans/template/vrml.wrl | 2 ++
 simtrans/vrml.py           | 3 ++-
 2 files changed, 4 insertions(+), 1 deletion(-)

diff --git a/simtrans/template/vrml.wrl b/simtrans/template/vrml.wrl
index 38ae246..781d316 100644
--- a/simtrans/template/vrml.wrl
+++ b/simtrans/template/vrml.wrl
@@ -234,11 +234,13 @@ DEF {{model.name}} Humanoid {
     USE {{j}}{%- if loop.last == False %},{%- endif %}
     {%- endfor %}
   ]
+  {#
   segments [
     {%- for l in links %}
     USE {{l}}{%- if loop.last == False %},{%- endif %}
     {%- endfor %}
   ]
+  #}
   name "{{model.name}}"
   version "1.0"
 }
diff --git a/simtrans/vrml.py b/simtrans/vrml.py
index cfdf7e8..23ad5c5 100644
--- a/simtrans/vrml.py
+++ b/simtrans/vrml.py
@@ -463,7 +463,8 @@ def convertchildren(self, mdata, pjoint, joints, links):
             nmodel['link'] = clink2
             nmodel['children'] = cchildren
             children.append(nmodel)
-            joints.append(cjoint.name)
+            if clink and (clink.visuals or clink.collisions or len(cchildren) > 0):
+                joints.append(cjoint.name)
             links.append(cjoint.child)
         return (children, joints, links)