Sources for materialising pedestrians
For instance. The available position inside the polygon should be determined with the voronoi method
<!-- frequency in persons/minute -->
<agents_sources>
<source id="1" frequency="60" agents_max="150" router_id="1" goal_id="" route_id="" caption="source 1">
<polygon>
<vertex px="6.0" py="2.0" />
<vertex px="6.0" py="0.0" />
<vertex px="0.0" py="0.0" />
<vertex px="0.0" py="6.0" />
<vertex px="6.0" py="6.0" />
<vertex px="6.0" py="4.0" />
</polygon>
</source>
</agents_sources>