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OglTetrahedralModel

Tetrahedral model for OpenGL display

Templates:

  • Vec3d

Target: VolumetricRendering

namespace: sofa::component::visualmodel

parents:

  • VisualModel

Data:

Name Description Default value
name object name unnamed
printLog if true, emits extra messages at runtime. 0
tags list of the subsets the objet belongs to
bbox this object bounding box
componentState The state of the component among (Dirty, Valid, Undefined, Loading, Invalid). Undefined
listening if true, handle the events, otherwise ignore the events 0
enable Display the object or not 1
position Vertices coordinates
depthTest Set Depth Test 0
blending Set Blending 0

Links:

Name Description
context Graph Node containing this object (or BaseContext::getDefault() if no graph is used)
slaves Sub-objects used internally by this object
master nullptr for regular objects, or master object for which this object is one sub-objects

Examples

VolumetricRendering/OglTetrahedralModel.scn

<?xml version="1.0"?>
<Node name="root" dt="0.02">

    <RequiredPlugin name="Sofa.Component.IO.Mesh"/> <!-- Needed to use components [MeshVTKLoader] -->
    <RequiredPlugin name="Sofa.Component.StateContainer"/> <!-- Needed to use components [MechanicalObject] -->
    <RequiredPlugin name="Sofa.Component.Topology.Container.Dynamic"/> <!-- Needed to use components [TetrahedronSetGeometryAlgorithms,TetrahedronSetTopologyContainer,TetrahedronSetTopologyModifier] -->
    <RequiredPlugin name="Sofa.GL.Component.Shader"/> <!-- Needed to use components [OglFloat4Variable,OglFloatVariable,OglShader] -->
    <RequiredPlugin name="VolumetricRendering"/>

    <DefaultAnimationLoop/>
    <MeshVTKLoader name="loader" filename="mesh/raptorTetra_8418.vtu" />
    <MechanicalObject src="@loader" template="Vec3d" />
    <include href="Objects/TetrahedronSetTopology.xml" src="@loader" />

    <Node>
        <OglShader geometryVerticesOut="12" geometryInputType="10" geometryOutputType="5" fileVertexShaders="['shaders/tetra.vert']" fileGeometryShaders="['shaders/tetra_triangles.geo']" fileFragmentShaders="['shaders/tetra.frag']" />
        <OglFloat4Variable id="vertexColor" value="1 1 0 1"/>
        <OglFloatVariable id="tetraScale" value="0.8"/>
        <OglFloatVariable id="u_enableLight" value="2"/>
        <OglTetrahedralModel template="Vec3d" />
    </Node>

</Node>

def createScene(rootNode):

    root = rootNode.addChild('root', dt="0.02")
    root.addObject('RequiredPlugin', name="Sofa.Component.IO.Mesh")
    root.addObject('RequiredPlugin', name="Sofa.Component.StateContainer")
    root.addObject('RequiredPlugin', name="Sofa.Component.Topology.Container.Dynamic")
    root.addObject('RequiredPlugin', name="Sofa.GL.Component.Shader")
    root.addObject('RequiredPlugin', name="VolumetricRendering")
    root.addObject('DefaultAnimationLoop')
    root.addObject('MeshVTKLoader', name="loader", filename="mesh/raptorTetra_8418.vtu")
    root.addObject('MechanicalObject', src="@loader", template="Vec3d")
    root.addObject('include', href="Objects/TetrahedronSetTopology.xml", src="@loader")

    root = root.addChild('root')
    root.addObject('OglShader', geometryVerticesOut="12", geometryInputType="10", geometryOutputType="5", fileVertexShaders="['shaders/tetra.vert']", fileGeometryShaders="['shaders/tetra_triangles.geo']", fileFragmentShaders="['shaders/tetra.frag']")
    root.addObject('OglFloat4Variable', id="vertexColor", value="1 1 0 1")
    root.addObject('OglFloatVariable', id="tetraScale", value="0.8")
    root.addObject('OglFloatVariable', id="u_enableLight", value="2")
    root.addObject('OglTetrahedralModel', template="Vec3d")