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TutorialVolumesTopologicalMapping

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Tutorial : Volumes Topological Mapping

Example Scene of Hexahedra to Tetrahedra with a triangle view model Topological Mapping

This example is distributed in 
examples/Tutorials/Basic/TutorialTopologyHexa2TetraTopologicalMapping.scn
within SofaSVN and SOFA distributions starting from 1.0 beta 4.

Graph

XML Description 

<?xml version="1.0" ?>
<!-- See https://wiki.sofa-framework.org/wiki/TutorialTopologyVolumesTopologicalMapping -->
<Node 	name="root" gravity="0 -9.81 1" dt="0.05" showBehaviorModels="1" showCollisionModels="0" showMappings="0" showForceFields="0" >
  <!-- Basic Components to perform the collision detection -->
  <DefaultPipeline name="DefaultCollisionPipeline" depth="6"/>
  <BruteForceDetection name="Detection"/>
  <MinProximityIntersection name="Proximity" alarmDistance="0.8" contactDistance="0.5"/>
  <DefaultContactManager name="Response"/>
  <DefaultCollisionGroupManager name="Group"/>
 
  <Node name="Hexa Mesh">
    <EulerImplicitSolver name="cg_odesolver" printLog="0"/>
    <CGLinearSolver template="GraphScattered" name="linear solver" iterations="40" tolerance="1e-09" threshold="1e-09"/>
    <MechanicalObject template="Vec3d" name="Hexa"/>
    <UniformMass template="Vec3d" name="Mass" mass="0.25"/>
    <RegularGridTopology name="grid" n="6 6 6" min="-10 -10 -10" max="10 10 10" p0="-10 -10 -10"/>
    <HexahedronFEMForceField template="Vec3d" name="FEM"/>
    <RegularGridSpringForceField template="Vec3d" name="FEM-bend"/>
    <FixedConstraint template="Vec3d" name="Fixed Dofs" indices="0 5 180 185" drawSize="0"/>
 
    <Node name="Tetra Mesh">
      <TetrahedronSetTopologyContainer name="Container"/>
      <TetrahedronSetTopologyModifier name="Modifier"/>
      <TetrahedronSetTopologyAlgorithms template="Vec3d" name="TopoAlgo"/>
      <TetrahedronSetGeometryAlgorithms template="Vec3d" name="GeomAlgo"/>
      <Hexa2TetraTopologicalMapping name="default7" object1="../../grid" object2="Container"/>
 
      <Node name="Triangles" gravity="0 -9.81 0">
	<TriangleSetTopologyContainer name="Container"/>
	<TriangleSetTopologyModifier name="Modifier"/>
	<TriangleSetTopologyAlgorithms template="Vec3d" name="TopoAlgo"/>
	<TriangleSetGeometryAlgorithms template="Vec3d" name="GeomAlgo"/>
	<Tetra2TriangleTopologicalMapping name="default8" object1="../../Container" object2="Container"/>
	<TriangleModel name="default9"/>
 
	<Node name="Visu">
	  <OglModel template="ExtVec3f" name="Visual" material="Default Diffuse 1 1 0 0 1 Ambient 1 0.2 0 0 1 Specular 0 1 0 0 1 Emissive 0 1 0 0 1 Shininess 0 45"/>
	  <IdentityMapping template="Mapping&lt;Vec3d,ExtVec3f&gt;" name="default12" object1="../.." object2="Visual"/>
	</Node>
      </Node>
    </Node>
 
  </Node>
</Node>
Retrieved from "http://wiki.sofa-framework.org/wiki/TutorialVolumesTopologicalMapping"