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73<?xml version="1.0" encoding="UTF-8"?>
<sdf version="1.6">
<world name="montreal">
<gravity>0 0 -9.8</gravity>
<model name="walls">
<static>1</static>
<pose frame="">0 0 0 0 0 0</pose>
<link name="link_d0">
<inertial>
<mass>0</mass>
<inertia>
<ixx>0.166667</ixx>
<ixy>0</ixy>
<ixz>0</ixz>
<iyy>0.166667</iyy>
<iyz>0</iyz>
<izz>0.166667</izz>
</inertia>
</inertial>
<collision concave="yes" name="collision_0">
<geometry>
<mesh>
<scale>1 1 1</scale>
<uri>meshes/Walls.obj</uri>
</mesh>
</geometry>
</collision>
<visual name="visual">
<geometry>
<mesh>
<scale>1 1 1</scale>
<uri>meshes/Walls.obj</uri>
</mesh>
</geometry>
</visual>
</link>
</model>
<model name="floor">
<static>1</static>
<pose frame="">0 0 0 0 0 0</pose>
<link name="link_d0">
<inertial>
<mass>0</mass>
<inertia>
<ixx>0.166667</ixx>
<ixy>0</ixy>
<ixz>0</ixz>
<iyy>0.166667</iyy>
<iyz>0</iyz>
<izz>0.166667</izz>
</inertia>
</inertial>
<collision concave="yes" name="collision_0">
<geometry>
<mesh>
<scale>1 1 1</scale>
<uri>meshes/Floor.obj</uri>
</mesh>
</geometry>
</collision>
<visual name="visual">
<geometry>
<mesh>
<scale>1 1 1</scale>
<uri>meshes/Floor.obj</uri>
</mesh>
</geometry>
</visual>
</link>
</model>
</world>
</sdf>