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Merged
alxbilger merged 6 commits into from
Jun 23, 2025
Merged

[Examples] Fix and add old scenes #17

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f712d0e
add scenes
Lucas-TJ Jun 23, 2025
75e74e0
add mesh
Lucas-TJ Jun 23, 2025
68adfec
Rename testShell6.scn to testShell2.scn
Lucas-TJ Jun 23, 2025
ed729ad
Rename testShell6bis.scn to testShell2bis.scn
Lucas-TJ Jun 23, 2025
0a6bc15
Rename testShell7.scn to testShell3.scn
Lucas-TJ Jun 23, 2025
d14bc7b
Rename testShell7_small_bis.scn to testShell3_small_bis.scn
Lucas-TJ Jun 23, 2025
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42 changes: 42 additions & 0 deletions examples/sofapython3/BezierTriangularBendingFEMForceField.py
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def createScene(rootNode):


rootNode.addObject('RequiredPlugin', name="Shell")
rootNode.addObject('RequiredPlugin', name='Sofa.Component.Constraint.Projective') # Needed to use components [FixedProjectiveConstraint]
rootNode.addObject('RequiredPlugin', name='Sofa.Component.Engine.Select') # Needed to use components [BoxROI]
rootNode.addObject('RequiredPlugin', name='Sofa.Component.IO.Mesh') # Needed to use components [MeshOBJLoader]
rootNode.addObject('RequiredPlugin', name='Sofa.Component.LinearSolver.Direct') # Needed to use components [SparseLDLSolver]
rootNode.addObject('RequiredPlugin', name='Sofa.Component.Mapping.Linear') # Needed to use components [IdentityMapping]
rootNode.addObject('RequiredPlugin', name='Sofa.Component.Mass') # Needed to use components [UniformMass]
rootNode.addObject('RequiredPlugin', name='Sofa.Component.ODESolver.Backward') # Needed to use components [EulerImplicitSolver]
rootNode.addObject('RequiredPlugin', name='Sofa.Component.StateContainer') # Needed to use components [MechanicalObject]
rootNode.addObject('RequiredPlugin', name='Sofa.Component.Topology.Container.Constant') # Needed to use components [MeshTopology]
rootNode.addObject('RequiredPlugin', name='Sofa.GL.Component.Rendering3D') # Needed to use components [OglModel]
rootNode.addObject('RequiredPlugin', name='Sofa.GUI.Component') # Needed to use components [AttachBodyButtonSetting]
rootNode.addObject('RequiredPlugin', name='Sofa.Component.AnimationLoop') # Needed to use components [FreeMotionAnimationLoop]
rootNode.addObject('RequiredPlugin', name='Sofa.Component.Constraint.Lagrangian.Correction') # Needed to use components [GenericConstraintCorrection]
rootNode.addObject('RequiredPlugin', name='Sofa.Component.Constraint.Lagrangian.Solver') # Needed to use components [GenericConstraintSolver]
rootNode.addObject('RequiredPlugin', name='Sofa.Component.Engine.Generate') # Needed to use components [NormalsFromPoints]
rootNode.gravity = [0, -98.1, 0]
rootNode.addObject('AttachBodyButtonSetting', stiffness=0.1)
rootNode.addObject('FreeMotionAnimationLoop')
rootNode.addObject('GenericConstraintSolver', maxIterations=1e3, tolerance=1e-3)

square = rootNode.addChild('Square')
square.addObject('EulerImplicitSolver')
square.addObject('SparseLDLSolver')
square.addObject('GenericConstraintCorrection')
square.addObject('MeshOBJLoader', filename='mesh/square1.obj')
square.addObject('MeshTopology', src=square.MeshOBJLoader.getLinkPath())
square.addObject('MechanicalObject', name="Object", template='Rigid3')
square.addObject('NormalsFromPoints', name='NormalsFrom', position='@Object.position' )
square.addObject('UniformMass', totalMass=0.005)
square.addObject('BoxROI', box=[0, 0.9, -0.1, 1, 1, 0.1], drawBoxes=True)
square.addObject('FixedProjectiveConstraint', indices=square.BoxROI.indices.getLinkPath())
square.addObject('BezierTriangularBendingFEMForceField', youngModulus=1.7e3,
poissonRatio=0.3, thickness=0.01, normals="@NormalsFrom.normals")

visu = square.addChild('Visu')
visu.addObject('OglModel', src=square.MeshTopology.getLinkPath())
visu.addObject('IdentityMapping')

39 changes: 39 additions & 0 deletions examples/sofapython3/CstFEMForceField.py
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def createScene(rootNode):

rootNode.addObject('RequiredPlugin', name="Shell")
rootNode.addObject('RequiredPlugin', name='Sofa.Component.Constraint.Projective') # Needed to use components [FixedProjectiveConstraint]
rootNode.addObject('RequiredPlugin', name='Sofa.Component.Engine.Select') # Needed to use components [BoxROI]
rootNode.addObject('RequiredPlugin', name='Sofa.Component.IO.Mesh') # Needed to use components [MeshOBJLoader]
rootNode.addObject('RequiredPlugin', name='Sofa.Component.LinearSolver.Direct') # Needed to use components [SparseLDLSolver]
rootNode.addObject('RequiredPlugin', name='Sofa.Component.Mapping.Linear') # Needed to use components [IdentityMapping]
rootNode.addObject('RequiredPlugin', name='Sofa.Component.Mass') # Needed to use components [UniformMass]
rootNode.addObject('RequiredPlugin', name='Sofa.Component.ODESolver.Backward') # Needed to use components [EulerImplicitSolver]
rootNode.addObject('RequiredPlugin', name='Sofa.Component.StateContainer') # Needed to use components [MechanicalObject]
rootNode.addObject('RequiredPlugin', name='Sofa.Component.Topology.Container.Constant') # Needed to use components [MeshTopology]
rootNode.addObject('RequiredPlugin', name='Sofa.GL.Component.Rendering3D') # Needed to use components [OglModel]
rootNode.addObject('RequiredPlugin', name='Sofa.GUI.Component') # Needed to use components [AttachBodyButtonSetting]
rootNode.addObject('RequiredPlugin', name='Sofa.Component.AnimationLoop') # Needed to use components [FreeMotionAnimationLoop]
rootNode.addObject('RequiredPlugin', name='Sofa.Component.Constraint.Lagrangian.Correction') # Needed to use components [GenericConstraintCorrection]
rootNode.addObject('RequiredPlugin', name='Sofa.Component.Constraint.Lagrangian.Solver') # Needed to use components [GenericConstraintSolver]
rootNode.gravity = [0, -98.1, 0]
rootNode.addObject('AttachBodyButtonSetting', stiffness=0.1)
rootNode.addObject('FreeMotionAnimationLoop')
rootNode.addObject('GenericConstraintSolver', maxIterations=1e3, tolerance=1e-3)

square = rootNode.addChild('Square')
square.addObject('EulerImplicitSolver')
square.addObject('SparseLDLSolver')
square.addObject('GenericConstraintCorrection')
square.addObject('MeshOBJLoader', filename='mesh/square1.obj')
square.addObject('MeshTopology', src=square.MeshOBJLoader.getLinkPath())
square.addObject('MechanicalObject')
square.addObject('UniformMass', totalMass=0.005)
square.addObject('BoxROI', box=[0, 0.9, -0.1, 1, 1, 0.1], drawBoxes=True)
square.addObject('FixedProjectiveConstraint', indices=square.BoxROI.indices.getLinkPath())
square.addObject('CstFEMForceField', youngModulus=1.7e3,
poissonRatio=0.3, thickness=0.01)

visu = square.addChild('Visu')
visu.addObject('OglModel', src=square.MeshTopology.getLinkPath())
visu.addObject('IdentityMapping')

14 changes: 13 additions & 1 deletion examples/sofapython3/TriangularBendingFEMForceField.py
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Original file line number Diff line number Diff line change
@@ -1,6 +1,18 @@
def createScene(rootNode):

rootNode.addObject('RequiredPlugin', name="Shell")
rootNode.addObject('RequiredPlugin', name='Sofa.Component.Constraint.Projective') # Needed to use components [FixedProjectiveConstraint]
rootNode.addObject('RequiredPlugin', name='Sofa.Component.Engine.Select') # Needed to use components [BoxROI]
rootNode.addObject('RequiredPlugin', name='Sofa.Component.IO.Mesh') # Needed to use components [MeshOBJLoader]
rootNode.addObject('RequiredPlugin', name='Sofa.Component.LinearSolver.Direct') # Needed to use components [SparseLDLSolver]
rootNode.addObject('RequiredPlugin', name='Sofa.Component.Mapping.Linear') # Needed to use components [IdentityMapping]
rootNode.addObject('RequiredPlugin', name='Sofa.Component.Mass') # Needed to use components [UniformMass]
rootNode.addObject('RequiredPlugin', name='Sofa.Component.ODESolver.Backward') # Needed to use components [EulerImplicitSolver]
rootNode.addObject('RequiredPlugin', name='Sofa.Component.StateContainer') # Needed to use components [MechanicalObject]
rootNode.addObject('RequiredPlugin', name='Sofa.Component.Topology.Container.Constant') # Needed to use components [MeshTopology]
rootNode.addObject('RequiredPlugin', name='Sofa.GL.Component.Rendering3D') # Needed to use components [OglModel]
rootNode.addObject('RequiredPlugin', name='Sofa.GUI.Component') # Needed to use components [AttachBodyButtonSetting]

rootNode.gravity = [0, -98.1, 0]
rootNode.addObject('AttachBodyButtonSetting', stiffness=0.1)
rootNode.addObject('DefaultAnimationLoop')
Expand All @@ -13,7 +25,7 @@ def createScene(rootNode):
square.addObject('MechanicalObject', template='Rigid3')
square.addObject('UniformMass', totalMass=0.005)
square.addObject('BoxROI', box=[0, 0.9, -0.1, 1, 1, 0.1], drawBoxes=True)
square.addObject('FixedConstraint', indices=square.BoxROI.indices.getLinkPath())
square.addObject('FixedProjectiveConstraint', indices=square.BoxROI.indices.getLinkPath())
square.addObject('TriangularBendingFEMForceField', youngModulus=1.7e3,
poissonRatio=0.3, thickness=0.01)

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43 changes: 43 additions & 0 deletions examples/sofapython3/TriangularShellForceField.py
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def createScene(rootNode):

rootNode.addObject('RequiredPlugin', name="Shell")
rootNode.addObject('RequiredPlugin', name='Sofa.Component.Constraint.Projective') # Needed to use components [FixedProjectiveConstraint]
rootNode.addObject('RequiredPlugin', name='Sofa.Component.Engine.Select') # Needed to use components [BoxROI]
rootNode.addObject('RequiredPlugin', name='Sofa.Component.IO.Mesh') # Needed to use components [MeshOBJLoader]
rootNode.addObject('RequiredPlugin', name='Sofa.Component.LinearSolver.Direct') # Needed to use components [SparseLDLSolver]
rootNode.addObject('RequiredPlugin', name='Sofa.Component.Mapping.Linear') # Needed to use components [IdentityMapping]
rootNode.addObject('RequiredPlugin', name='Sofa.Component.Mass') # Needed to use components [UniformMass]
rootNode.addObject('RequiredPlugin', name='Sofa.Component.ODESolver.Backward') # Needed to use components [EulerImplicitSolver]
rootNode.addObject('RequiredPlugin', name='Sofa.Component.StateContainer') # Needed to use components [MechanicalObject]
rootNode.addObject('RequiredPlugin', name='Sofa.Component.Topology.Container.Constant') # Needed to use components [MeshTopology]
rootNode.addObject('RequiredPlugin', name='Sofa.GL.Component.Rendering3D') # Needed to use components [OglModel]
rootNode.addObject('RequiredPlugin', name='Sofa.GUI.Component') # Needed to use components [AttachBodyButtonSetting]
rootNode.addObject('RequiredPlugin', name='Sofa.Component.AnimationLoop') # Needed to use components [FreeMotionAnimationLoop]
rootNode.addObject('RequiredPlugin', name='Sofa.Component.Constraint.Lagrangian.Correction') # Needed to use components [GenericConstraintCorrection]
rootNode.addObject('RequiredPlugin', name='Sofa.Component.Constraint.Lagrangian.Solver') # Needed to use components [GenericConstraintSolver]
rootNode.gravity = [0, -98.1, 0]
rootNode.addObject('AttachBodyButtonSetting', stiffness=0.1)
rootNode.addObject('DefaultAnimationLoop')
#rootNode.addObject('FreeMotionAnimationLoop')
#rootNode.addObject('GenericConstraintSolver', maxIterations=1e3, tolerance=1e-3)

square = rootNode.addChild('Square')
square.addObject('EulerImplicitSolver')
square.addObject('SparseLDLSolver')
#square.addObject('GenericConstraintCorrection')
square.addObject('MeshOBJLoader', filename='mesh/square1.obj')
square.addObject('MeshTopology', src=square.MeshOBJLoader.getLinkPath())
square.addObject('MechanicalObject', template='Rigid3', showObject=1)
square.addObject('UniformMass', totalMass=0.005)
square.addObject('BoxROI', box=[0, 0.9, -0.1, 1, 1, 0.1], drawBoxes=True)
square.addObject('FixedProjectiveConstraint', indices=square.BoxROI.indices.getLinkPath())
square.addObject('TriangularShellForceField', youngModulus=1.7e3, poissonRatio=0.3,
thickness=0.05, measure="Von Mises stress", arrow_radius="0")

visu = square.addChild('Visu')
visu.addObject('OglModel', src=square.MeshTopology.getLinkPath())
visu.addObject('IdentityMapping')



#pluginList=['SofaEngine', 'SofaLoader', 'SofaSimpleFem','SofaExporter', 'SofaPython3', 'SofaShells']
46 changes: 46 additions & 0 deletions examples/xml/MeshGID.scn
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<?xml version="1.0" ?>
<Node name="root" dt="0.02" gravity="0 0 0">

<Node name="plugins">
<RequiredPlugin name="Shell"/>
<RequiredPlugin name="Sofa.Component.Collision.Detection.Algorithm"/> <!-- Needed to use components [BVHNarrowPhase,BruteForceBroadPhase,CollisionPipeline] -->
<RequiredPlugin name="Sofa.Component.Collision.Detection.Intersection"/> <!-- Needed to use components [MinProximityIntersection] -->
<RequiredPlugin name="Sofa.Component.Collision.Response.Contact"/> <!-- Needed to use components [CollisionResponse] -->
<RequiredPlugin name="Sofa.Component.LinearSolver.Iterative"/> <!-- Needed to use components [CGLinearSolver] -->
<RequiredPlugin name="Sofa.Component.Mass"/> <!-- Needed to use components [UniformMass] -->
<RequiredPlugin name="Sofa.Component.ODESolver.Backward"/> <!-- Needed to use components [EulerImplicitSolver] -->
<RequiredPlugin name="Sofa.Component.SceneUtility"/> <!-- Needed to use components [InfoComponent] -->
<RequiredPlugin name="Sofa.Component.SolidMechanics.FEM.Elastic"/> <!-- Needed to use components [TetrahedronFEMForceField] -->
<RequiredPlugin name="Sofa.Component.StateContainer"/> <!-- Needed to use components [MechanicalObject] -->
<RequiredPlugin name="Sofa.Component.Visual"/> <!-- Needed to use components [VisualStyle] -->
<RequiredPlugin name="Sofa.GL.Component.Rendering3D"/> <!-- Needed to use components [OglModel] -->
<RequiredPlugin name="Sofa.Component.Mapping.Linear"/> <!-- Needed to use components [IdentityMapping] -->
<RequiredPlugin name="Sofa.Component.Topology.Container.Constant"/> <!-- Needed to use components [MeshTopology] -->
</Node>

<VisualStyle displayFlags ="showBehaviorModels showForceFields showVisualModels"/>
<DefaultAnimationLoop/>
<CollisionPipeline verbose="0"/>
<BruteForceBroadPhase name="N2"/>
<BVHNarrowPhase/>
<CollisionResponse name="Response" response="PenaltyContactForceField"/>
<MinProximityIntersection name="Proximity" alarmDistance="0.8" contactDistance="0.5"/>

<Node name="Meshtest" >
<EulerImplicitSolver />
<CGLinearSolver iterations="100" tolerance="1e-15" threshold="1e-15"/>
<include href="Mesh_test.xml" filename="Mesh_test.xml" src="@tetras" />
<MechanicalObject name="tetras" showIndices="false" showIndicesScale="0.0007"/>
<UniformMass showAxisSizeFactor="0.00001" totalMass="1" />

<TetrahedronFEMForceField name="FEM" youngModulus="2870" poissonRatio="0.45" method="large" drawHeterogeneousTetra="0" />
<Node name="Visual">
<OglModel name="Visual" color="green"/>
<IdentityMapping input="@.." output="@Visual"/>
</Node>
</Node>




</Node>
63 changes: 63 additions & 0 deletions examples/xml/MeshInterpolator.scn
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<?xml version="1.0"?>
<Node name="root" dt="0.02" gravity="0 0 0">
<Node name="plugins">
<RequiredPlugin name="Shell"/>
<RequiredPlugin name="Sofa.Component.Collision.Detection.Algorithm"/> <!-- Needed to use components [BVHNarrowPhase,BruteForceBroadPhase,CollisionPipeline] -->
<RequiredPlugin name="Sofa.Component.Collision.Detection.Intersection"/> <!-- Needed to use components [MinProximityIntersection] -->
<RequiredPlugin name="Sofa.Component.Collision.Response.Contact"/> <!-- Needed to use components [CollisionResponse] -->
<RequiredPlugin name="Sofa.Component.IO.Mesh"/> <!-- Needed to use components [MeshOBJLoader] -->
<RequiredPlugin name="Sofa.Component.Mapping.Linear"/> <!-- Needed to use components [IdentityMapping] -->
<RequiredPlugin name="Sofa.Component.StateContainer"/> <!-- Needed to use components [MechanicalObject] -->
<RequiredPlugin name="Sofa.Component.Topology.Container.Dynamic"/> <!-- Needed to use components [TriangleSetGeometryAlgorithms,TriangleSetTopologyContainer] -->
<RequiredPlugin name="Sofa.Component.Visual"/> <!-- Needed to use components [VisualStyle] -->
<RequiredPlugin name="Sofa.GL.Component.Rendering3D"/> <!-- Needed to use components [OglModel] -->

</Node>

<VisualStyle displayFlags ="showBehaviorModels showForceFields showVisualModels"/>
<DefaultAnimationLoop/>
<CollisionPipeline verbose="0"/>
<BruteForceBroadPhase name="N2"/>
<BVHNarrowPhase/>
<CollisionResponse name="Response" response="PenaltyContactForceField"/>
<MinProximityIntersection name="Proximity" alarmDistance="0.8" contactDistance="0.5"/>



<Node name="MeshInterpolator">
<!-- Starting mesh -->
<Node name="m1">
<MeshOBJLoader name="m1" filename="../../../Shell/mesh/transform-cube.obj" />
<!-- Visualisation -->
<TriangleSetTopologyContainer src="@m1" />
<MechanicalObject />
<TriangleSetGeometryAlgorithms drawEdges="true" drawColorEdges="0.2 0.2 0.2" />
</Node>

<!-- Final mesh -->
<Node name="m2">
<MeshOBJLoader name="m2" filename="../../../Shell/mesh/transform-sphere.obj" />
<!-- Visualisation -->
<TriangleSetTopologyContainer src="@m2" />
<MechanicalObject />
<TriangleSetGeometryAlgorithms drawEdges="true" drawColorEdges="0.2 0.2 0.2" />
</Node>

<Node name="simluation" >

<MeshInterpolator name="interp" startPosition="@m1/m1.position" endPosition="@m2/m2.position"
listening="true" startTime="0" nbSteps="10" increment="0.01" />

<TriangleSetTopologyContainer triangles="@m1/m1.triangles" position="@interp.position" />
<MechanicalObject position="@interp.position" />

<!-- Visualisation -->
<Node name="Visual">
<OglModel name="Visual" color="green"/>
<IdentityMapping input="@.." output="@Visual"/>
</Node>

</Node>

</Node>
</Node>
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