OglViewport

Target: Sofa.GL.Component.Rendering2D

namespace: sofa::gl::component::rendering2d

parents:

VisualManager

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
screenPosition	Viewport position
screenSize	Viewport size
cameraPosition	Camera's position in eye's space	0 0 0
cameraOrientation	Camera's orientation	0 0 0 1
cameraRigid	Camera's rigid coord
zNear	Camera's ZNear
zFar	Camera's ZFar
fovy	Field of View (Y axis)	60
enabled	Enable visibility of the viewport	1
advancedRendering	If true, viewport will be hidden if advancedRendering visual flag is not enabled	0
useFBO	Use a FBO to render the viewport	1
swapMainView	Swap this viewport with the main view	0
Visualization
drawCamera	Draw a frame representing the camera (see it in main viewport)	0

Links

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

Examples

OglViewport.scn

XMLPython

<Node name="root" dt="0.02">
    <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 [DiscreteIntersection] -->
    <RequiredPlugin name="Sofa.Component.Collision.Geometry"/> <!-- Needed to use components [SphereCollisionModel] -->
    <RequiredPlugin name="Sofa.Component.Collision.Response.Contact"/> <!-- Needed to use components [CollisionResponse] -->
    <RequiredPlugin name="Sofa.Component.Constraint.Projective"/> <!-- Needed to use components [FixedProjectiveConstraint] -->
    <RequiredPlugin name="Sofa.Component.IO.Mesh"/> <!-- Needed to use components [MeshGmshLoader MeshOBJLoader SphereLoader] -->
    <RequiredPlugin name="Sofa.Component.LinearSolver.Iterative"/> <!-- Needed to use components [CGLinearSolver] -->
    <RequiredPlugin name="Sofa.Component.Mapping.Linear"/> <!-- Needed to use components [BarycentricMapping] -->
    <RequiredPlugin name="Sofa.Component.Mass"/> <!-- Needed to use components [DiagonalMass] -->
    <RequiredPlugin name="Sofa.Component.ODESolver.Backward"/> <!-- Needed to use components [EulerImplicitSolver] -->
    <RequiredPlugin name="Sofa.Component.SolidMechanics.FEM.Elastic"/> <!-- Needed to use components [TetrahedralCorotationalFEMForceField] -->
    <RequiredPlugin name="Sofa.Component.StateContainer"/> <!-- Needed to use components [MechanicalObject] -->
    <RequiredPlugin name="Sofa.Component.Topology.Container.Dynamic"/> <!-- Needed to use components [TetrahedronSetGeometryAlgorithms TetrahedronSetTopologyContainer] -->
    <RequiredPlugin name="Sofa.GL.Component.Rendering2D"/> <!-- Needed to use components [OglViewport] -->
    <RequiredPlugin name="Sofa.GL.Component.Rendering3D"/> <!-- Needed to use components [OglModel] -->

    <DefaultAnimationLoop/>
    <CollisionPipeline verbose="0" name="CollisionPipeline" />
    <BruteForceBroadPhase/>
    <BVHNarrowPhase/>
    <CollisionResponse response="PenalityContactForceField" name="collision response" />
    <DiscreteIntersection />
    <Node name="Liver" depend="topo dofs">
        <!--<CGImplicit iterations="25"/>-->
        <EulerImplicitSolver name="cg_odesolver" printLog="false"  rayleighStiffness="0.1" rayleighMass="0.1" />
        <CGLinearSolver iterations="25" name="linear solver" tolerance="1.0e-9" threshold="1.0e-9" />
        <MeshGmshLoader name="loader" filename="mesh/liver.msh" />
        <!-- Container for the tetrahedra-->
        <TetrahedronSetTopologyContainer src="@loader" name="topo" />
        <MechanicalObject src="@loader" name="dofs" />
        <!-- Algorithms: used in DiagonalMass to compute the mass -->
        <TetrahedronSetGeometryAlgorithms name="GeomAlgo" />
        <DiagonalMass massDensity="1" name="computed using mass density" />
        <TetrahedralCorotationalFEMForceField name="FEM" youngModulus="3000" poissonRatio="0.3" computeGlobalMatrix="false" method="large" />
        <FixedProjectiveConstraint name="FixedProjectiveConstraint" indices="3 39 64" />
        <Node name="Visu" tags="Visual">
            <!-- Using material contained in liver-smooth.obj -->
            <MeshOBJLoader name="meshLoader_0" filename="mesh/liver-smooth.obj" handleSeams="1" />
            <OglModel name="VisualModel" src="@meshLoader_0" />
            <BarycentricMapping input="@.." output="@VisualModel" name="visual mapping" />
        </Node>
        <Node name="Surf">
        <SphereLoader filename="mesh/liver.sph" />
            <MechanicalObject position="@[-1].position" />
            <SphereCollisionModel name="CollisionModel" listRadius="@[-2].listRadius" />
            <BarycentricMapping name="sphere mapping" />
        </Node>
    </Node>
    <OglViewport screenPosition="0 0" screenSize="250 250" cameraPosition="-1 2.7 5" cameraOrientation="-0 -0 -0 1" />
    <OglViewport screenPosition="300 0" screenSize="400 400" cameraRigid="-1 2.7 13 -0 -0 -0 1" />
</Node>

def createScene(root_node):

   root = root_node.addChild('root', dt="0.02")

   root.addObject('RequiredPlugin', name="Sofa.Component.Collision.Detection.Algorithm")
   root.addObject('RequiredPlugin', name="Sofa.Component.Collision.Detection.Intersection")
   root.addObject('RequiredPlugin', name="Sofa.Component.Collision.Geometry")
   root.addObject('RequiredPlugin', name="Sofa.Component.Collision.Response.Contact")
   root.addObject('RequiredPlugin', name="Sofa.Component.Constraint.Projective")
   root.addObject('RequiredPlugin', name="Sofa.Component.IO.Mesh")
   root.addObject('RequiredPlugin', name="Sofa.Component.LinearSolver.Iterative")
   root.addObject('RequiredPlugin', name="Sofa.Component.Mapping.Linear")
   root.addObject('RequiredPlugin', name="Sofa.Component.Mass")
   root.addObject('RequiredPlugin', name="Sofa.Component.ODESolver.Backward")
   root.addObject('RequiredPlugin', name="Sofa.Component.SolidMechanics.FEM.Elastic")
   root.addObject('RequiredPlugin', name="Sofa.Component.StateContainer")
   root.addObject('RequiredPlugin', name="Sofa.Component.Topology.Container.Dynamic")
   root.addObject('RequiredPlugin', name="Sofa.GL.Component.Rendering2D")
   root.addObject('RequiredPlugin', name="Sofa.GL.Component.Rendering3D")
   root.addObject('DefaultAnimationLoop', )
   root.addObject('CollisionPipeline', verbose="0", name="CollisionPipeline")
   root.addObject('BruteForceBroadPhase', )
   root.addObject('BVHNarrowPhase', )
   root.addObject('CollisionResponse', response="PenalityContactForceField", name="collision response")
   root.addObject('DiscreteIntersection', )

   liver = root.addChild('Liver', depend="topo dofs")

   liver.addObject('EulerImplicitSolver', name="cg_odesolver", printLog="false", rayleighStiffness="0.1", rayleighMass="0.1")
   liver.addObject('CGLinearSolver', iterations="25", name="linear solver", tolerance="1.0e-9", threshold="1.0e-9")
   liver.addObject('MeshGmshLoader', name="loader", filename="mesh/liver.msh")
   liver.addObject('TetrahedronSetTopologyContainer', src="@loader", name="topo")
   liver.addObject('MechanicalObject', src="@loader", name="dofs")
   liver.addObject('TetrahedronSetGeometryAlgorithms', name="GeomAlgo")
   liver.addObject('DiagonalMass', massDensity="1", name="computed using mass density")
   liver.addObject('TetrahedralCorotationalFEMForceField', name="FEM", youngModulus="3000", poissonRatio="0.3", computeGlobalMatrix="false", method="large")
   liver.addObject('FixedProjectiveConstraint', name="FixedProjectiveConstraint", indices="3 39 64")

   visu = Liver.addChild('Visu', tags="Visual")

   visu.addObject('MeshOBJLoader', name="meshLoader_0", filename="mesh/liver-smooth.obj", handleSeams="1")
   visu.addObject('OglModel', name="VisualModel", src="@meshLoader_0")
   visu.addObject('BarycentricMapping', input="@..", output="@VisualModel", name="visual mapping")

   surf = Liver.addChild('Surf')

   surf.addObject('SphereLoader', filename="mesh/liver.sph")
   surf.addObject('MechanicalObject', position="@[-1].position")
   surf.addObject('SphereCollisionModel', name="CollisionModel", listRadius="@[-2].listRadius")
   surf.addObject('BarycentricMapping', name="sphere mapping")

   root.addObject('OglViewport', screenPosition="0 0", screenSize="250 250", cameraPosition="-1 2.7 5", cameraOrientation="-0 -0 -0 1")
   root.addObject('OglViewport', screenPosition="300 0", screenSize="400 400", cameraRigid="-1 2.7 13 -0 -0 -0 1")