visad.cluster
Class NodeRendererJ3D

java.lang.Object
  visad.DataRenderer
      visad.java3d.RendererJ3D
          visad.java3d.DefaultRendererJ3D
              visad.cluster.NodeRendererJ3D

All Implemented Interfaces:

Cloneable

public class NodeRendererJ3D
extends DefaultRendererJ3D

NodeRendererJ3D is the VisAD class for transforming data into VisADSceneGraphObjects, but not rendering, on cluster nodes

Field Summary

Fields inherited from class visad.DataRenderer

enabled, pickCrawlToCursor

Constructor Summary

NodeRendererJ3D()
this constructor is need for NodeDisplayRendererJ3D.makeDefaultRenderer() but it should never be called

NodeRendererJ3D(NodeAgent a)
this DataRenderer transforms data into VisADSceneGraphObjects, but does not render, on cluster nodes; send scene graphs back via NodeAgent

Method Summary

Object	clone()
boolean	doAction() re-transform if needed; return false if not done
void	enableTransform()
boolean	fakeTransform() create a VisADGroup scene graph for Data in links[0]; a substitute for doTransform() without and Java3D classes in its signature
int	getResolution()
static void	main(String[] args)
ShadowType	makeShadowFunctionType(FunctionType type, DataDisplayLink link, ShadowType parent) factory method for constructing a subclass of ShadowType appropriate for the graphics API, that also adapts ShadowFunctionType; ShadowType trees are constructed that 'shadow' the MathType trees of Data to be depicted, via recursive calls to buildShadowType() methods of MathType sub-classes, to DataRenderer.makeShadow*Type() methods, to Shadow*Type constructors, then back to buildShadowType() methods; the recursive call chain is initiated by DataDisplayLink.prepareData() calls to buildShadowType() methods of MathType sub-classes;
ShadowType	makeShadowRealTupleType(RealTupleType type, DataDisplayLink link, ShadowType parent) factory for constructing a subclass of ShadowType appropriate for the graphics API, that also adapts ShadowRealTupleType; ShadowType trees are constructed that 'shadow' the MathType trees of Data to be depicted, via recursive calls to buildShadowType() methods of MathType sub-classes, to DataRenderer.makeShadow*Type() methods, to Shadow*Type constructors, then back to buildShadowType() methods; the recursive call chain is initiated by DataDisplayLink.prepareData() calls to buildShadowType() methods of MathType sub-classes;
ShadowType	makeShadowRealType(RealType type, DataDisplayLink link, ShadowType parent) factory for constructing a subclass of ShadowType appropriate for the graphics API, that also adapts ShadowRealType; ShadowType trees are constructed that 'shadow' the MathType trees of Data to be depicted, via recursive calls to buildShadowType() methods of MathType sub-classes, to DataRenderer.makeShadow*Type() methods, to Shadow*Type constructors, then back to buildShadowType() methods; the recursive call chain is initiated by DataDisplayLink.prepareData() calls to buildShadowType() methods of MathType sub-classes;
ShadowType	makeShadowSetType(SetType type, DataDisplayLink link, ShadowType parent) factory for constructing a subclass of ShadowType appropriate for the graphics API, that also adapts ShadowSetType; ShadowType trees are constructed that 'shadow' the MathType trees of Data to be depicted, via recursive calls to buildShadowType() methods of MathType sub-classes, to DataRenderer.makeShadow*Type() methods, to Shadow*Type constructors, then back to buildShadowType() methods; the recursive call chain is initiated by DataDisplayLink.prepareData() calls to buildShadowType() methods of MathType sub-classes;
ShadowType	makeShadowTupleType(TupleType type, DataDisplayLink link, ShadowType parent) factory for constructing a subclass of ShadowType appropriate for the graphics API, that also adapts ShadowTupleType; ShadowType trees are constructed that 'shadow' the MathType trees of Data to be depicted, via recursive calls to buildShadowType() methods of MathType sub-classes, to DataRenderer.makeShadow*Type() methods, to Shadow*Type constructors, then back to buildShadowType() methods; the recursive call chain is initiated by DataDisplayLink.prepareData() calls to buildShadowType() methods of MathType sub-classes;
DataShadow	prepareAction(boolean go, boolean initialize, DataShadow shadow) check if re-transform is needed; if initialize is true then compute ranges for RealTypes and Animation sampling
void	setResolution(int r)

Methods inherited from class visad.java3d.DefaultRendererJ3D

addSwitch, clearScene, doTransform, getLink, setLinks

Methods inherited from class visad.java3d.RendererJ3D

clearBranch, flush, getBranch, makeShadowTextType, setBranchEarly, toggle

Methods inherited from class visad.DataRenderer

addException, addPoint, checkAction, checkClose, checkDirect, clearAVControls, clearExceptions, computeRanges, constrainDragPoint, drag_direct, earthToSpatial, earthToSpatial, findRayManifoldIntersection, get_all_feasible, get_any_changed, get_any_transform_control, getBadScale, getDisplay, getDisplayCoordinateSystem, getDisplayRenderer, getEarthDimension, getEarthUnits, getEnabled, getExceptionVector, getIsDirectManipulation, getLastMouseModifiers, getLatLonIndices, getLatLonRange, getLinks, getPickCrawlToCursor, getRanges, getRealVectorTypes, getWhyNotDirect, isLegalTextureMap, isTransformControl, realCheckDirect, release_direct, removeLink, set_all_feasible, setDisplay, setDisplayRenderer, setEarthSpatialData, setEarthSpatialDisplay, setIsDirectManipulation, setLastMouseModifiers, setLatLonIndices, setLinks, setPickCrawlToCursor, setSpatialValues, spatialToEarth, spatialToEarth, stop_direct, suppressExceptions

Methods inherited from class java.lang.Object

equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

NodeRendererJ3D

public NodeRendererJ3D()

this constructor is need for NodeDisplayRendererJ3D.makeDefaultRenderer() but it should never be called

NodeRendererJ3D

public NodeRendererJ3D(NodeAgent a)

this DataRenderer transforms data into VisADSceneGraphObjects, but does not render, on cluster nodes; send scene graphs back via NodeAgent

Method Detail

makeShadowFunctionType

public ShadowType makeShadowFunctionType(FunctionType type,
                                         DataDisplayLink link,
                                         ShadowType parent)
                                  throws VisADException,
                                         RemoteException

Description copied from class: DataRenderer

factory method for constructing a subclass of ShadowType appropriate for the graphics API, that also adapts ShadowFunctionType; ShadowType trees are constructed that 'shadow' the MathType trees of Data to be depicted, via recursive calls to buildShadowType() methods of MathType sub-classes, to DataRenderer.makeShadow*Type() methods, to Shadow*Type constructors, then back to buildShadowType() methods; the recursive call chain is initiated by DataDisplayLink.prepareData() calls to buildShadowType() methods of MathType sub-classes;

Overrides:

makeShadowFunctionType in class RendererJ3D

Parameters:

type - FunctionType that returned ShadowType will shadow

link - DataDisplayLink linking Data to be depicted

parent - parent in ShadowType tree structure

Returns:

constructed ShadowType

Throws:

VisADException - a VisAD error occurred

RemoteException - an RMI error occurred

makeShadowRealTupleType

public ShadowType makeShadowRealTupleType(RealTupleType type,
                                          DataDisplayLink link,
                                          ShadowType parent)
                                   throws VisADException,
                                          RemoteException

Description copied from class: DataRenderer

factory for constructing a subclass of ShadowType appropriate for the graphics API, that also adapts ShadowRealTupleType; ShadowType trees are constructed that 'shadow' the MathType trees of Data to be depicted, via recursive calls to buildShadowType() methods of MathType sub-classes, to DataRenderer.makeShadow*Type() methods, to Shadow*Type constructors, then back to buildShadowType() methods; the recursive call chain is initiated by DataDisplayLink.prepareData() calls to buildShadowType() methods of MathType sub-classes;

Overrides:

makeShadowRealTupleType in class RendererJ3D

Parameters:

type - FunctionType that returned ShadowType will shadow

link - DataDisplayLink linking Data to be depicted

parent - parent in ShadowType tree structure

Returns:

constructed ShadowType

Throws:

VisADException - a VisAD error occurred

RemoteException - an RMI error occurred

makeShadowRealType

public ShadowType makeShadowRealType(RealType type,
                                     DataDisplayLink link,
                                     ShadowType parent)
                              throws VisADException,
                                     RemoteException

Description copied from class: DataRenderer

factory for constructing a subclass of ShadowType appropriate for the graphics API, that also adapts ShadowRealType; ShadowType trees are constructed that 'shadow' the MathType trees of Data to be depicted, via recursive calls to buildShadowType() methods of MathType sub-classes, to DataRenderer.makeShadow*Type() methods, to Shadow*Type constructors, then back to buildShadowType() methods; the recursive call chain is initiated by DataDisplayLink.prepareData() calls to buildShadowType() methods of MathType sub-classes;

Overrides:

makeShadowRealType in class RendererJ3D

Parameters:

type - FunctionType that returned ShadowType will shadow

link - DataDisplayLink linking Data to be depicted

parent - parent in ShadowType tree structure

Returns:

constructed ShadowType

Throws:

VisADException - a VisAD error occurred

RemoteException - an RMI error occurred

makeShadowSetType

public ShadowType makeShadowSetType(SetType type,
                                    DataDisplayLink link,
                                    ShadowType parent)
                             throws VisADException,
                                    RemoteException

Description copied from class: DataRenderer

factory for constructing a subclass of ShadowType appropriate for the graphics API, that also adapts ShadowSetType; ShadowType trees are constructed that 'shadow' the MathType trees of Data to be depicted, via recursive calls to buildShadowType() methods of MathType sub-classes, to DataRenderer.makeShadow*Type() methods, to Shadow*Type constructors, then back to buildShadowType() methods; the recursive call chain is initiated by DataDisplayLink.prepareData() calls to buildShadowType() methods of MathType sub-classes;

Overrides:

makeShadowSetType in class RendererJ3D

Parameters:

type - FunctionType that returned ShadowType will shadow

link - DataDisplayLink linking Data to be depicted

parent - parent in ShadowType tree structure

Returns:

constructed ShadowType

Throws:

VisADException - a VisAD error occurred

RemoteException - an RMI error occurred

makeShadowTupleType

public ShadowType makeShadowTupleType(TupleType type,
                                      DataDisplayLink link,
                                      ShadowType parent)
                               throws VisADException,
                                      RemoteException

Description copied from class: DataRenderer

factory for constructing a subclass of ShadowType appropriate for the graphics API, that also adapts ShadowTupleType; ShadowType trees are constructed that 'shadow' the MathType trees of Data to be depicted, via recursive calls to buildShadowType() methods of MathType sub-classes, to DataRenderer.makeShadow*Type() methods, to Shadow*Type constructors, then back to buildShadowType() methods; the recursive call chain is initiated by DataDisplayLink.prepareData() calls to buildShadowType() methods of MathType sub-classes;

Overrides:

makeShadowTupleType in class RendererJ3D

Parameters:

type - FunctionType that returned ShadowType will shadow

link - DataDisplayLink linking Data to be depicted

parent - parent in ShadowType tree structure

Returns:

constructed ShadowType

Throws:

VisADException - a VisAD error occurred

RemoteException - an RMI error occurred

setResolution

public void setResolution(int r)

getResolution

public int getResolution()

enableTransform

public void enableTransform()

prepareAction

public DataShadow prepareAction(boolean go,
                                boolean initialize,
                                DataShadow shadow)
                         throws VisADException,
                                RemoteException

Description copied from class: DataRenderer

check if re-transform is needed; if initialize is true then compute ranges for RealTypes and Animation sampling

Overrides:

prepareAction in class DataRenderer

Parameters:

go - flag indicating that re-transform is required for at least one DataRenderer linked to DisplayImpl

initialize - flag indicating that initialization (i.e., auto-scaling) is required

shadow - DataShadow shared by prepareAction() method of all DataRenderers linked to DisplayImpl

Returns:

DataShadow containing ranges and animation sampling Set (return null if no need for initialization)

Throws:

VisADException - a VisAD error occurred

RemoteException - an RMI error occurred

doAction

public boolean doAction()
                 throws VisADException,
                        RemoteException

re-transform if needed; return false if not done

Overrides:

doAction in class RendererJ3D

Returns:

flag indicating if the transform was done successfully

Throws:

VisADException - a VisAD error occurred

RemoteException - an RMI error occurred

fakeTransform

public boolean fakeTransform()
                      throws VisADException,
                             RemoteException

create a VisADGroup scene graph for Data in links[0]; a substitute for doTransform() without and Java3D classes in its signature

Throws:

VisADException

RemoteException

clone

public Object clone()
             throws CloneNotSupportedException

Overrides:

clone in class DefaultRendererJ3D

Returns:

a copy of this DataRenderer

Throws:

CloneNotSupportedException

main

public static void main(String[] args)
                 throws VisADException,
                        RemoteException

Throws:

VisADException

RemoteException