Swarm: update level tile model

- Remove collisions and disable walls.

Signed-off-by: Rhys Mainwaring <rhys.mainwaring@me.com>

Author: srmainwaring

models/level_tile/model.sdf

@@ -5,12 +5,6 @@
     <static>true</static>
 
     <link name="base_link">
-      <!-- <collision name="collision">
-        <pose>0 0 -0.05 0 0 0</pose>
-        <geometry>
-          <box><size>20 20 0.1</size></box>
-        </geometry>
-      </collision> -->
       <visual name="visual">
         <pose>0 0 -0.05 0 0 0</pose>
         <geometry>
@@ -24,68 +18,44 @@
       </visual>
     </link>
 
-    <link name="wall_link">
-      <!-- <collision name="collision_1">
-        <pose>0 9.95 10 0 0 0</pose>
-        <geometry>
-          <box><size>20 0.1 0.2</size></box>
-        </geometry>
-      </collision> -->
+    <!-- <link name="wall_link">
       <visual name="visual_1">
         <pose>0 9.95 10 0 0 0</pose>
         <geometry>
-          <box><size>20 0.1 0.2</size></box>
+          <box><size>20 0.1 20</size></box>
         </geometry>
         <material>
           <ambient>0 1 0 0.3</ambient>
           <diffuse>0 1 0 0.3</diffuse>
           <specular>1 1 1 0.3</specular>
         </material>
       </visual>
-      <!-- <collision name="collision_2">
-        <pose>0 -9.95 10 0 0 0</pose>
-        <geometry>
-          <box><size>20 0.1 0.2</size></box>
-        </geometry>
-      </collision> -->
       <visual name="visual_2">
         <pose>0 -9.95 10 0 0 0</pose>
         <geometry>
-          <box><size>20 0.1 0.2</size></box>
+          <box><size>20 0.1 20</size></box>
         </geometry>
         <material>
           <ambient>0 1 0 0.3</ambient>
           <diffuse>0 1 0 0.3</diffuse>
           <specular>1 1 1 0.3</specular>
         </material>
       </visual>
-      <!-- <collision name="collision_3">
-        <pose>9.95 0 10 0 0 0</pose>
-        <geometry>
-          <box><size>0.1 19.8 0.2</size></box>
-        </geometry>
-      </collision> -->
       <visual name="visual_3">
         <pose>9.95 0 10 0 0 0</pose>
         <geometry>
-          <box><size>0.1 19.8 0.2</size></box>
+          <box><size>0.1 19.8 20</size></box>
         </geometry>
         <material>
           <ambient>0 1 0 0.3</ambient>
           <diffuse>0 1 0 0.3</diffuse>
           <specular>1 1 1 0.3</specular>
         </material>
       </visual>
-      <!-- <collision name="collision_4">
-        <pose>-9.95 0 10 0 0 0</pose>
-        <geometry>
-          <box><size>0.1 19.8 0.2</size></box>
-        </geometry>
-      </collision> -->
       <visual name="visual_4">
         <pose>-9.95 0 10 0 0 0</pose>
         <geometry>
-          <box><size>0.1 19.8 0.2</size></box>
+          <box><size>0.1 19.8 20</size></box>
         </geometry>
         <material>
           <ambient>0 1 0 0.3</ambient>
@@ -97,7 +67,7 @@
     <joint name="wall_joint" type="fixed">
       <parent>base_link</parent>
       <child>wall_link</child>
-    </joint>
+    </joint> -->
 
   </model>
 </sdf>