visad.cluster
Class RemoteNodeFieldImpl

java.lang.Object
  java.rmi.server.RemoteObject
      java.rmi.server.RemoteServer
          java.rmi.server.UnicastRemoteObject
              visad.RemoteThingImpl
                  visad.RemoteDataImpl
                      visad.cluster.RemoteClusterDataImpl
                          visad.cluster.RemoteNodeDataImpl
                              visad.cluster.RemoteNodeFieldImpl

All Implemented Interfaces:

java.io.Serializable, java.rmi.Remote, RemoteClusterData, RemoteNodeData, RemoteNodeField, Data, Field, Function, RemoteData, RemoteField, RemoteThing, Thing

public class RemoteNodeFieldImpl
extends RemoteNodeDataImpl
implements RemoteNodeField

RemoteNodeFieldImpl is the class for cluster node VisAD Field data objects.

See Also:

Serialized Form

Field Summary

Fields inherited from class java.rmi.server.RemoteObject

ref

Fields inherited from interface visad.Data

ABS, ACOS, ACOS_DEGREES, ADD, ASIN, ASIN_DEGREES, ATAN, ATAN_DEGREES, ATAN2, ATAN2_DEGREES, CEIL, COS, COS_DEGREES, DEGREES_TO_RADIANS, DEPENDENT, DIVIDE, EXP, FLOOR, INDEPENDENT, INV_ATAN2, INV_ATAN2_DEGREES, INV_DIVIDE, INV_POW, INV_REMAINDER, INV_SUBTRACT, LOG, MAX, MIN, MULTIPLY, NEAREST_NEIGHBOR, NEGATE, NO_ERRORS, NOP, POW, RADIANS_TO_DEGREES, REMAINDER, RINT, ROUND, SIN, SIN_DEGREES, SQRT, SUBTRACT, TAN, TAN_DEGREES, WEIGHTED_AVERAGE

Constructor Summary

RemoteNodeFieldImpl(FieldImpl field)
constructor for rendering without using partitionSet

RemoteNodeFieldImpl(FunctionType type, Set set)
must call setupClusterData after constructor to finish the "construction"

Method Summary

Data	adjustSamplingError(Data error, int error_mode) adjust ErrorEstimate-s for sampling errors in error; would like 'default' visibility here, but must be declared 'public' because it is defined in the Data interface
double[][]	computeRanges(RealType[] reals) return range of values of RealType real[i] in return[i][0], return[i][1]
DataShadow	computeRanges(ShadowType type, DataShadow shadow) recursive version of computeRanges; would like 'default' visibility here, but must be declared 'public' because it is defined in the Data interface
DataShadow	computeRanges(ShadowType type, int n) compute ranges of values for each of 'n' RealType-s in DisplayImpl.RealTypeVector; would like 'default' visibility here, but must be declared 'public' because it is defined in the Data interface
Data	derivative(int error_mode) return the tuple of derivatives of this Function with respect to all RealType components of its domain RealTuple; propogate errors according to error_mode
Data	derivative(MathType[] derivType_s, int error_mode) return the tuple of derivatives of this Function with respect to all RealType components of its domain RealTuple; set result MathTypes of tuple components to derivType_s; propogate errors according to error_mode
Data	derivative(RealTuple location, RealType[] d_partial_s, MathType[] derivType_s, int error_mode) return the tuple of derivatives of this Function with respect to the RealTypes in d_partial_s; the RealTypes in d_partial_s may occur in this Function's domain RealTupleType, or, if the domain has a CoordinateSystem, in its Reference RealTupleType; set result MathTypes of tuple components to derivType_s; propogate errors according to error_mode
Function	derivative(RealType d_partial, int error_mode) return the derivative of this Function with respect to d_partial; d_partial may occur in this Function's domain RealTupleType, or, if the domain has a CoordinateSystem, in its Reference RealTupleType; propogate errors according to error_mode
Function	derivative(RealType d_partial, MathType derivType, int error_mode) return the derivative of this Function with respect to d_partial; set result MathType to derivType; d_partial may occur in this Function's domain RealTupleType, or, if the domain has a CoordinateSystem, in its Reference RealTupleType; propogate errors according to error_mode
java.util.Enumeration	domainEnumeration() Here's how to use this: for (Enumeration e = field.domainEnumeration() ; e.hasMoreElements(); ) { RealTuple domain_sample = (RealTuple) e.nextElement(); Data range = field.evaluate(domain_sample); }
Field	domainFactor(RealType factor) factor Field domain into domains of two nested Fields
Field	domainMultiply() combine domains of two outermost nested Fields into a single domain and Field
Field	domainMultiply(int depth) combine domains to depth, if possible
Data	evaluate(Real domain) Evaluate this Function at domain; for 1-D domains use default modes for resampling (Data.WEIGHTED_AVERAGE) and errors (Data.NO_ERRORS)
Data	evaluate(Real domain, int sampling_mode, int error_mode) Evaluate this Function, for 1-D domains, with non-default modes for resampling and errors
Data	evaluate(RealTuple domain) Evaluate this Function at domain; use default modes for resampling (Data.WEIGHTED_AVERAGE) and errors (Data.NO_ERRORS)
Data	evaluate(RealTuple domain, int sampling_mode, int error_mode) Evaluate this Function with non-default modes for resampling and errors
Field	extract(int component) assumes the range type of this is a Tuple and returns a Field with the same domain as this, but whose range samples consist of the specified Tuple component of the range samples of this; in shorthand, this[].component
Unit[]	getDefaultRangeUnits() get default range Unit-s for 'Flat' components
CoordinateSystem	getDomainCoordinateSystem() Get the CoordinateSystem associated with the domain RealTuple
int	getDomainDimension() Get the dimension (number of Real components) of this Function's domain
Set	getDomainSet() get the domain Set
Unit[]	getDomainUnits() Get the default Units of the Real components of the domain.
float[][]	getFloats() invokes getFloats(true)
float[][]	getFloats(boolean copy) get the 'Flat' components of this Field's range values in their default range Units (as defined by the range of the Field's FunctionType); if the range type is a RealType it is a 'Flat' component, if the range type is a TupleType its RealType components and RealType components of its RealTupleType components are all 'Flat' components; the return array is dimensioned: float[number_of_flat_components][number_of_range_samples]; return a copy if copy == true
int	getLength() get number of samples
CoordinateSystem[]	getRangeCoordinateSystem() get range CoordinateSystem for 'RealTuple' range; index may enumerate samples, if they differ
CoordinateSystem[]	getRangeCoordinateSystem(int i) get range CoordinateSystem for 'RealTuple' components; index may enumerate samples, if they differ
Unit[][]	getRangeUnits() get range Unit-s for 'Flat' components; second index may enumerate samples, if they differ
Data	getSample(int index) get the range value at the index-th sample
java.lang.String[][]	getStringValues() get String values for Text components
MathType	getType()
double[][]	getValues() invokes getValues(true)
double[][]	getValues(boolean copy) get the 'Flat' components of this Field's range values in their default range Units (as defined by the range of the Field's FunctionType); if the range type is a RealType it is a 'Flat' component, if the range type is a TupleType its RealType components and RealType components of its RealTupleType components are all 'Flat' components; the return array is dimensioned: double[number_of_flat_components][number_of_range_samples]; return a copy if copy == true
boolean	isFlatField() return true if this a FlatField or a RemoteField adapting a FlatField
boolean	isMissing() a method to tell whether data object has a missing value
java.lang.String	longString() generates a longer string than generated by toString
java.lang.String	longString(java.lang.String pre) generates a longer string than generated by toString, indented by pre (a string of blanks)
Field	resample(Set set) Return a Field of Function values at the samples in set using default sampling_mode (WEIGHTED_AVERAGE) and error_mode (NO_ERRORS); This combines unit conversions, coordinate transforms, resampling and interpolation
Field	resample(Set set, int sampling_mode, int error_mode) Resample range values of this Function to domain samples in set; return a Field (i.e., a finite sampling of a Function).
void	setSample(int index, Data range) set the range value at the index-th sample
void	setSample(int index, Data range, boolean copy) set the range value at the index-th sample
void	setSample(RealTuple domain, Data range) set the range value at the sample nearest to domain
void	setSample(RealTuple domain, Data range, boolean copy) set the range value at the sample nearest to domain
void	setSamples(Data[] range, boolean copy) set the range samples of the function; the order of range samples must be the same as the order of domain indices in the DomainSet; copy range objects if copy is true; should use same MathType object in each Data object in range array
void	setSamples(double[][] range) set range array as range values of this Field; this must have a Flat range; the array is dimensioned float[number_of_range_components][number_of_range_samples]; the order of range values must be the same as the order of domain indices in the DomainSet
void	setSamples(float[][] range) set range array as range values of this Field; this must have a Flat range; the array is dimensioned float[number_of_range_components][number_of_range_samples]; the order of range values must be the same as the order of domain indices in the DomainSet
void	setSamples(RemoteNodeDataImpl[] range)

Methods inherited from class visad.cluster.RemoteNodeDataImpl

sendAgent

Methods inherited from class visad.cluster.RemoteClusterDataImpl

addReference, clusterDataEquals, getClusterData, getPartitionSet, local, main, notifyReferences, removeReference, setParent, setupClusterData

Methods inherited from class visad.RemoteDataImpl

abs, abs, acos, acos, acosDegrees, acosDegrees, add, add, asin, asin, asinDegrees, asinDegrees, atan, atan, atan2, atan2, atan2Degrees, atan2Degrees, atanDegrees, atanDegrees, binary, binary, ceil, ceil, changeMathType, cos, cos, cosDegrees, cosDegrees, dataClone, divide, divide, exp, exp, floor, floor, log, log, max, max, min, min, multiply, multiply, negate, negate, pow, pow, remainder, remainder, rint, rint, round, round, sin, sin, sinDegrees, sinDegrees, sqrt, sqrt, subtract, subtract, tan, tan, tanDegrees, tanDegrees, unary, unary

Methods inherited from class visad.RemoteThingImpl

getTick, incTick

Methods inherited from class java.rmi.server.UnicastRemoteObject

clone, exportObject, exportObject, exportObject, unexportObject

Methods inherited from class java.rmi.server.RemoteServer

getClientHost, getLog, setLog

Methods inherited from class java.rmi.server.RemoteObject

equals, getRef, hashCode, toString, toStub

Methods inherited from class java.lang.Object

finalize, getClass, notify, notifyAll, wait, wait, wait

Methods inherited from interface visad.cluster.RemoteNodeData

sendAgent

Methods inherited from interface visad.cluster.RemoteClusterData

clusterDataEquals, getClusterData, setupClusterData

Methods inherited from interface visad.RemoteThing

getTick, incTick

Methods inherited from interface visad.Data

abs, abs, acos, acos, acosDegrees, acosDegrees, add, add, asin, asin, asinDegrees, asinDegrees, atan, atan, atan2, atan2, atan2Degrees, atan2Degrees, atanDegrees, atanDegrees, binary, binary, ceil, ceil, changeMathType, cos, cos, cosDegrees, cosDegrees, dataClone, divide, divide, exp, exp, floor, floor, local, log, log, max, max, min, min, multiply, multiply, negate, negate, pow, pow, remainder, remainder, rint, rint, round, round, sin, sin, sinDegrees, sinDegrees, sqrt, sqrt, subtract, subtract, tan, tan, tanDegrees, tanDegrees, unary, unary

Methods inherited from interface visad.Thing

addReference, removeReference

Constructor Detail

RemoteNodeFieldImpl

public RemoteNodeFieldImpl(FunctionType type,
                           Set set)
                    throws VisADException,
                           java.rmi.RemoteException

must call setupClusterData after constructor to finish the "construction"

Throws:

VisADException

java.rmi.RemoteException

RemoteNodeFieldImpl

public RemoteNodeFieldImpl(FieldImpl field)
                    throws VisADException,
                           java.rmi.RemoteException

constructor for rendering without using partitionSet

Throws:

VisADException

java.rmi.RemoteException

Method Detail

setSamples

public void setSamples(RemoteNodeDataImpl[] range)
                throws VisADException,
                       java.rmi.RemoteException

Throws:

VisADException

java.rmi.RemoteException

setSamples

public void setSamples(Data[] range,
                       boolean copy)
                throws VisADException,
                       java.rmi.RemoteException

Description copied from interface: Field

set the range samples of the function; the order of range samples must be the same as the order of domain indices in the DomainSet; copy range objects if copy is true; should use same MathType object in each Data object in range array

Specified by:

setSamples in interface Field

Throws:

VisADException

java.rmi.RemoteException

setSamples

public void setSamples(double[][] range)
                throws VisADException,
                       java.rmi.RemoteException

Description copied from interface: Field

set range array as range values of this Field; this must have a Flat range; the array is dimensioned float[number_of_range_components][number_of_range_samples]; the order of range values must be the same as the order of domain indices in the DomainSet

Specified by:

setSamples in interface Field

Throws:

VisADException

java.rmi.RemoteException

setSamples

public void setSamples(float[][] range)
                throws VisADException,
                       java.rmi.RemoteException

Description copied from interface: Field

set range array as range values of this Field; this must have a Flat range; the array is dimensioned float[number_of_range_components][number_of_range_samples]; the order of range values must be the same as the order of domain indices in the DomainSet

Specified by:

setSamples in interface Field

Throws:

VisADException

java.rmi.RemoteException

getType

public MathType getType()
                 throws VisADException,
                        java.rmi.RemoteException

Specified by:

getType in interface Data

Overrides:

getType in class RemoteDataImpl

Throws:

VisADException

java.rmi.RemoteException

isMissing

public boolean isMissing()
                  throws VisADException,
                         java.rmi.RemoteException

Description copied from interface: Data

a method to tell whether data object has a missing value

Specified by:

isMissing in interface Data

Overrides:

isMissing in class RemoteDataImpl

Throws:

VisADException

java.rmi.RemoteException

getDomainDimension

public int getDomainDimension()
                       throws VisADException,
                              java.rmi.RemoteException

Description copied from interface: Function

Get the dimension (number of Real components) of this Function's domain

Specified by:

getDomainDimension in interface Function

Returns:

number of RealType components (n in R^n space)

Throws:

VisADException

java.rmi.RemoteException

getDomainSet

public Set getDomainSet()
                 throws VisADException,
                        java.rmi.RemoteException

Description copied from interface: Field

get the domain Set

Specified by:

getDomainSet in interface Field

Throws:

VisADException

java.rmi.RemoteException

getLength

public int getLength()
              throws java.rmi.RemoteException

Description copied from interface: Field

get number of samples

Specified by:

getLength in interface Field

Throws:

java.rmi.RemoteException

getDomainUnits

public Unit[] getDomainUnits()
                      throws VisADException,
                             java.rmi.RemoteException

Description copied from interface: Function

Get the default Units of the Real components of the domain.

Specified by:

getDomainUnits in interface Function

Returns:

array of Unit-s in the same order as the RealTypes in the domain.

Throws:

VisADException

java.rmi.RemoteException

getDomainCoordinateSystem

public CoordinateSystem getDomainCoordinateSystem()
                                           throws VisADException,
                                                  java.rmi.RemoteException

Description copied from interface: Function

Get the CoordinateSystem associated with the domain RealTuple

Specified by:

getDomainCoordinateSystem in interface Function

Returns:

CoordinateSystem of the domain

Throws:

VisADException

java.rmi.RemoteException

getSample

public Data getSample(int index)
               throws VisADException,
                      java.rmi.RemoteException

Description copied from interface: Field

get the range value at the index-th sample

Specified by:

getSample in interface Field

Throws:

VisADException

java.rmi.RemoteException

setSample

public void setSample(RealTuple domain,
                      Data range,
                      boolean copy)
               throws VisADException,
                      java.rmi.RemoteException

Description copied from interface: Field

set the range value at the sample nearest to domain

Specified by:

setSample in interface Field

Throws:

VisADException

java.rmi.RemoteException

setSample

public void setSample(RealTuple domain,
                      Data range)
               throws VisADException,
                      java.rmi.RemoteException

Description copied from interface: Field

set the range value at the sample nearest to domain

Specified by:

setSample in interface Field

Throws:

VisADException

java.rmi.RemoteException

setSample

public void setSample(int index,
                      Data range,
                      boolean copy)
               throws VisADException,
                      java.rmi.RemoteException

Description copied from interface: Field

set the range value at the index-th sample

Specified by:

setSample in interface Field

Throws:

VisADException

java.rmi.RemoteException

setSample

public void setSample(int index,
                      Data range)
               throws VisADException,
                      java.rmi.RemoteException

Description copied from interface: Field

set the range value at the index-th sample

Specified by:

setSample in interface Field

Throws:

VisADException

java.rmi.RemoteException

extract

public Field extract(int component)
              throws VisADException,
                     java.rmi.RemoteException

Description copied from interface: Field

assumes the range type of this is a Tuple and returns a Field with the same domain as this, but whose range samples consist of the specified Tuple component of the range samples of this; in shorthand, this[].component

Specified by:

extract in interface Field

Throws:

VisADException

java.rmi.RemoteException

domainMultiply

public Field domainMultiply()
                     throws VisADException,
                            java.rmi.RemoteException

Description copied from interface: Field

combine domains of two outermost nested Fields into a single domain and Field

Specified by:

domainMultiply in interface Field

Throws:

VisADException

java.rmi.RemoteException

domainMultiply

public Field domainMultiply(int depth)
                     throws VisADException,
                            java.rmi.RemoteException

Description copied from interface: Field

combine domains to depth, if possible

Specified by:

domainMultiply in interface Field

Throws:

VisADException

java.rmi.RemoteException

domainFactor

public Field domainFactor(RealType factor)
                   throws VisADException,
                          java.rmi.RemoteException

Description copied from interface: Field

factor Field domain into domains of two nested Fields

Specified by:

domainFactor in interface Field

Throws:

VisADException

java.rmi.RemoteException

getValues

public double[][] getValues()
                     throws VisADException,
                            java.rmi.RemoteException

Description copied from interface: Field

invokes getValues(true)

Specified by:

getValues in interface Field

Throws:

VisADException

java.rmi.RemoteException

getValues

public double[][] getValues(boolean copy)
                     throws VisADException,
                            java.rmi.RemoteException

Description copied from interface: Field

get the 'Flat' components of this Field's range values in their default range Units (as defined by the range of the Field's FunctionType); if the range type is a RealType it is a 'Flat' component, if the range type is a TupleType its RealType components and RealType components of its RealTupleType components are all 'Flat' components; the return array is dimensioned: double[number_of_flat_components][number_of_range_samples]; return a copy if copy == true

Specified by:

getValues in interface Field

Throws:

VisADException

java.rmi.RemoteException

getFloats

public float[][] getFloats()
                    throws VisADException,
                           java.rmi.RemoteException

Description copied from interface: Field

invokes getFloats(true)

Specified by:

getFloats in interface Field

Throws:

VisADException

java.rmi.RemoteException

getFloats

public float[][] getFloats(boolean copy)
                    throws VisADException,
                           java.rmi.RemoteException

Description copied from interface: Field

get the 'Flat' components of this Field's range values in their default range Units (as defined by the range of the Field's FunctionType); if the range type is a RealType it is a 'Flat' component, if the range type is a TupleType its RealType components and RealType components of its RealTupleType components are all 'Flat' components; the return array is dimensioned: float[number_of_flat_components][number_of_range_samples]; return a copy if copy == true

Specified by:

getFloats in interface Field

Throws:

VisADException

java.rmi.RemoteException

getStringValues

public java.lang.String[][] getStringValues()
                                     throws VisADException,
                                            java.rmi.RemoteException

Description copied from interface: Field

get String values for Text components

Specified by:

getStringValues in interface Field

Throws:

VisADException

java.rmi.RemoteException

getDefaultRangeUnits

public Unit[] getDefaultRangeUnits()
                            throws VisADException,
                                   java.rmi.RemoteException

Description copied from interface: Field

get default range Unit-s for 'Flat' components

Specified by:

getDefaultRangeUnits in interface Field

Throws:

VisADException

java.rmi.RemoteException

getRangeUnits

public Unit[][] getRangeUnits()
                       throws VisADException,
                              java.rmi.RemoteException

Description copied from interface: Field

get range Unit-s for 'Flat' components; second index may enumerate samples, if they differ

Specified by:

getRangeUnits in interface Field

Throws:

VisADException

java.rmi.RemoteException

getRangeCoordinateSystem

public CoordinateSystem[] getRangeCoordinateSystem()
                                            throws VisADException,
                                                   java.rmi.RemoteException

Description copied from interface: Field

get range CoordinateSystem for 'RealTuple' range; index may enumerate samples, if they differ

Specified by:

getRangeCoordinateSystem in interface Field

Throws:

VisADException

java.rmi.RemoteException

getRangeCoordinateSystem

public CoordinateSystem[] getRangeCoordinateSystem(int i)
                                            throws VisADException,
                                                   java.rmi.RemoteException

Description copied from interface: Field

get range CoordinateSystem for 'RealTuple' components; index may enumerate samples, if they differ

Specified by:

getRangeCoordinateSystem in interface Field

Throws:

VisADException

java.rmi.RemoteException

isFlatField

public boolean isFlatField()
                    throws VisADException,
                           java.rmi.RemoteException

Description copied from interface: Field

return true if this a FlatField or a RemoteField adapting a FlatField

Specified by:

isFlatField in interface Field

Throws:

VisADException

java.rmi.RemoteException

domainEnumeration

public java.util.Enumeration domainEnumeration()
                                        throws VisADException,
                                               java.rmi.RemoteException

Description copied from interface: Field

   Here's how to use this:

   for (Enumeration e = field.domainEnumeration() ; e.hasMoreElements(); ) {
     RealTuple domain_sample = (RealTuple) e.nextElement();
     Data range = field.evaluate(domain_sample);
   }

Specified by:

domainEnumeration in interface Field

Throws:

VisADException

java.rmi.RemoteException

evaluate

public Data evaluate(Real domain)
              throws VisADException,
                     java.rmi.RemoteException

Description copied from interface: Function

Evaluate this Function at domain; for 1-D domains use default modes for resampling (Data.WEIGHTED_AVERAGE) and errors (Data.NO_ERRORS)

Specified by:

evaluate in interface Function

Parameters:

domain - value to evaluate at.

Returns:

Data object corresponding to the function value at that domain. may return a missing data object of the same type as the Function's range.

Throws:

VisADException - unable to evaluate function

java.rmi.RemoteException - Java RMI exception

evaluate

public Data evaluate(Real domain,
                     int sampling_mode,
                     int error_mode)
              throws VisADException,
                     java.rmi.RemoteException

Description copied from interface: Function

Evaluate this Function, for 1-D domains, with non-default modes for resampling and errors

Specified by:

evaluate in interface Function

Parameters:

domain - value to evaluate at.

sampling_mode - type of interpolation to perform (e.g., Data.WEIGHTED_AVERAGE, Data.NEAREST_NEIGHBOR)

error_mode - type of error estimation to perform (e.g., Data.INDEPENDENT, Data.DEPENDENT, Data.NO_ERRORS)

Returns:

Data object corresponding to the function value at that domain, using the sampling_mode and error_modes specified. May return a missing data object of the same type as the Function's range.

Throws:

VisADException - unable to evaluate function

java.rmi.RemoteException - Java RMI exception

evaluate

public Data evaluate(RealTuple domain)
              throws VisADException,
                     java.rmi.RemoteException

Description copied from interface: Function

Evaluate this Function at domain; use default modes for resampling (Data.WEIGHTED_AVERAGE) and errors (Data.NO_ERRORS)

Specified by:

evaluate in interface Function

Parameters:

domain - value to evaluate at.

Returns:

Data object corresponding to the function value at that domain. may return a missing data object of the same type as the Function's range.

Throws:

VisADException - unable to evaluate function

java.rmi.RemoteException - Java RMI exception

evaluate

public Data evaluate(RealTuple domain,
                     int sampling_mode,
                     int error_mode)
              throws VisADException,
                     java.rmi.RemoteException

Description copied from interface: Function

Evaluate this Function with non-default modes for resampling and errors

Specified by:

evaluate in interface Function

Parameters:

domain - value to evaluate at.

sampling_mode - type of interpolation to perform (e.g., Data.WEIGHTED_AVERAGE, Data.NEAREST_NEIGHBOR)

error_mode - type of error estimation to perform (e.g., Data.INDEPENDENT, Data.DEPENDENT, Data.NO_ERRORS)

Returns:

Data object corresponding to the function value at that domain, using the sampling_mode and error_modes specified. May return a missing data object of the same type as the Function's range.

Throws:

VisADException - unable to evaluate function

java.rmi.RemoteException - Java RMI exception

resample

public Field resample(Set set)
               throws VisADException,
                      java.rmi.RemoteException

Description copied from interface: Function

Return a Field of Function values at the samples in set using default sampling_mode (WEIGHTED_AVERAGE) and error_mode (NO_ERRORS); This combines unit conversions, coordinate transforms, resampling and interpolation

Specified by:

resample in interface Function

Parameters:

set - finite sampling values for the function.

Returns:

Data object corresponding to the function value at that domain. may return a missing data object of the same type as the Function's range.

Throws:

VisADException - unable to resample function

java.rmi.RemoteException - Java RMI exception

resample

public Field resample(Set set,
                      int sampling_mode,
                      int error_mode)
               throws VisADException,
                      java.rmi.RemoteException

Description copied from interface: Function

Resample range values of this Function to domain samples in set; return a Field (i.e., a finite sampling of a Function). Use the specified sampling_mode and error_mode. This combines unit conversions, coordinate transforms, resampling and interpolation

Specified by:

resample in interface Function

Parameters:

set - finite sampling values for the function.

sampling_mode - type of interpolation to perform (e.g., Data.WEIGHTED_AVERAGE, Data.NEAREST_NEIGHBOR)

error_mode - type of error estimation to perform (e.g., Data.INDEPENDENT, Data.DEPENDENT, Data.NO_ERRORS)

Returns:

Data object corresponding to the function value at that domain, using the sampling_mode and error_modes specified. May return a missing data object of the same type as the Function's range.

Throws:

VisADException - unable to resample function

java.rmi.RemoteException - Java RMI exception

derivative

public Data derivative(RealTuple location,
                       RealType[] d_partial_s,
                       MathType[] derivType_s,
                       int error_mode)
                throws VisADException,
                       java.rmi.RemoteException

Description copied from interface: Function

return the tuple of derivatives of this Function with respect to the RealTypes in d_partial_s; the RealTypes in d_partial_s may occur in this Function's domain RealTupleType, or, if the domain has a CoordinateSystem, in its Reference RealTupleType; set result MathTypes of tuple components to derivType_s; propogate errors according to error_mode

Specified by:

derivative in interface Function

Throws:

VisADException

java.rmi.RemoteException

derivative

public Data derivative(int error_mode)
                throws VisADException,
                       java.rmi.RemoteException

Description copied from interface: Function

return the tuple of derivatives of this Function with respect to all RealType components of its domain RealTuple; propogate errors according to error_mode

Specified by:

derivative in interface Function

Throws:

VisADException

java.rmi.RemoteException

derivative

public Data derivative(MathType[] derivType_s,
                       int error_mode)
                throws VisADException,
                       java.rmi.RemoteException

Description copied from interface: Function

return the tuple of derivatives of this Function with respect to all RealType components of its domain RealTuple; set result MathTypes of tuple components to derivType_s; propogate errors according to error_mode

Specified by:

derivative in interface Function

Throws:

VisADException

java.rmi.RemoteException

derivative

public Function derivative(RealType d_partial,
                           int error_mode)
                    throws VisADException,
                           java.rmi.RemoteException

Description copied from interface: Function

return the derivative of this Function with respect to d_partial; d_partial may occur in this Function's domain RealTupleType, or, if the domain has a CoordinateSystem, in its Reference RealTupleType; propogate errors according to error_mode

Specified by:

derivative in interface Function

Throws:

VisADException

java.rmi.RemoteException

derivative

public Function derivative(RealType d_partial,
                           MathType derivType,
                           int error_mode)
                    throws VisADException,
                           java.rmi.RemoteException

Description copied from interface: Function

return the derivative of this Function with respect to d_partial; set result MathType to derivType; d_partial may occur in this Function's domain RealTupleType, or, if the domain has a CoordinateSystem, in its Reference RealTupleType; propogate errors according to error_mode

Specified by:

derivative in interface Function

Throws:

VisADException

java.rmi.RemoteException

computeRanges

public DataShadow computeRanges(ShadowType type,
                                DataShadow shadow)
                         throws VisADException,
                                java.rmi.RemoteException

Description copied from interface: Data

recursive version of computeRanges; would like 'default' visibility here, but must be declared 'public' because it is defined in the Data interface

Specified by:

computeRanges in interface Data

Overrides:

computeRanges in class RemoteDataImpl

Throws:

VisADException

java.rmi.RemoteException

computeRanges

public DataShadow computeRanges(ShadowType type,
                                int n)
                         throws VisADException,
                                java.rmi.RemoteException

Description copied from interface: Data

compute ranges of values for each of 'n' RealType-s in DisplayImpl.RealTypeVector; would like 'default' visibility here, but must be declared 'public' because it is defined in the Data interface

Specified by:

computeRanges in interface Data

Overrides:

computeRanges in class RemoteDataImpl

Throws:

VisADException

java.rmi.RemoteException

computeRanges

public double[][] computeRanges(RealType[] reals)
                         throws VisADException,
                                java.rmi.RemoteException

Description copied from interface: Data

return range of values of RealType real[i] in return[i][0], return[i][1]

Specified by:

computeRanges in interface Data

Overrides:

computeRanges in class RemoteDataImpl

Throws:

VisADException

java.rmi.RemoteException

adjustSamplingError

public Data adjustSamplingError(Data error,
                                int error_mode)
                         throws VisADException,
                                java.rmi.RemoteException

Description copied from interface: Data

adjust ErrorEstimate-s for sampling errors in error; would like 'default' visibility here, but must be declared 'public' because it is defined in the Data interface

Specified by:

adjustSamplingError in interface Data

Overrides:

adjustSamplingError in class RemoteDataImpl

Throws:

VisADException

java.rmi.RemoteException

longString

public java.lang.String longString()
                            throws VisADException,
                                   java.rmi.RemoteException

Description copied from interface: Data

generates a longer string than generated by toString

Specified by:

longString in interface Data

Overrides:

longString in class RemoteDataImpl

Throws:

VisADException

java.rmi.RemoteException

longString

public java.lang.String longString(java.lang.String pre)
                            throws VisADException,
                                   java.rmi.RemoteException

Description copied from interface: Data

generates a longer string than generated by toString, indented by pre (a string of blanks)

Specified by:

longString in interface Data

Overrides:

longString in class RemoteDataImpl

Throws:

VisADException

java.rmi.RemoteException