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<Node dt="0.005" showBehaviorModels="1" showCollisionModels="1" showMappings="1" showForceFields="1" gravity="0 -10 0" >
<Node>
<Object type="RungeKutta4"/>
<Object type="MechanicalObject" name="MModel" />
<!-- A topology is used here just to set initial particles positions. It is a bad idea because this object has no real topology, but it works... -->
<Object type="RegularGrid"
nx="8" ny="6" nz="10"
xmin="-9" xmax="5"
ymin="-8" ymax="2"
zmin="-9" zmax="9"
/>
<Object type="UniformMass" name="M1" mass="0.5" />
<Object type="LennardJonesForceField" alpha="8" beta="9" p0="-50" d0="1" dmax="4" fmax="2" />
<!-- The following force fields handle collision with walls and an inclined floor -->
<Object type="PlaneForceField" normal="1 0 0" d="-10"/>
<Object type="PlaneForceField" normal="-1 0 0" d="-10"/>
<Object type="PlaneForceField" normal="0.1 1 0" d="-10"/>
<Object type="PlaneForceField" normal="0 0 1" d="-10"/>
<Object type="PlaneForceField" normal="0 0 -1" d="-10"/>
<Node id="Visual">
<Object type="OglModel" name="VModel" color="blue" useVBO="false" />
<Object type="ImplicitSurfaceMapping" name="MarchingCube" object1="../../MModel" object2="VModel" isoValue="0.75" radius="3" step="0.75"/>
</Node>
</Node>
</Node>
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