Java Doc for GeocentricTransform.java in  » GIS » GeoTools-2.4.1 » org » geotools » referencing » operation » transform » Java Source Code / Java DocumentationJava Source Code and Java Documentation

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Java Source Code / Java Documentation » GIS » GeoTools 2.4.1 » org.geotools.referencing.operation.transform 
Source Cross Reference  Class Diagram Java Document (Java Doc) 


org.geotools.referencing.operation.transform.AbstractMathTransform
   org.geotools.referencing.operation.transform.GeocentricTransform

GeocentricTransform
public class GeocentricTransform extends AbstractMathTransform implements Serializable(Code)
Transforms three dimensional points to coordinate points. Input points must be longitudes, latitudes and heights above the ellipsoid.
since:
   2.0
version:
   $Id: GeocentricTransform.java 24384 2007-02-14 00:23:05Z desruisseaux $
author:
   Frank Warmerdam
author:
   Martin Desruisseaux

Inner Class :public static class Provider extends MathTransformProvider
Inner Class :public static class ProviderInverse extends Provider


Constructor Summary
public  GeocentricTransform(Ellipsoid ellipsoid, boolean hasHeight)
     Constructs a transform from the specified ellipsoid.
Parameters:
  ellipsoid - The ellipsoid.
Parameters:
  hasHeight - true if geographic coordinatesinclude an ellipsoidal height (i.e.
public  GeocentricTransform(double semiMajor, double semiMinor, Unit units, boolean hasHeight)
     Constructs a transform from the specified parameters.
Parameters:
  semiMajor - The semi-major axis length.
Parameters:
  semiMinor - The semi-minor axis length.
Parameters:
  units - The axis units.
Parameters:
  hasHeight - true if geographic coordinatesinclude an ellipsoidal height (i.e.

Method Summary
public  booleanequals(Object object)
     Compares the specified object with this math transform for equality.
public  ParameterDescriptorGroupgetParameterDescriptors()
     Returns the parameter descriptors for this math transform.
public  ParameterValueGroupgetParameterValues()
     Returns the parameter values for this math transform.
public  intgetSourceDimensions()
     Gets the dimension of input points, which is 2 or 3.
final public  intgetTargetDimensions()
     Gets the dimension of output points, which is 3.
public  inthashCode()
     Returns a hash value for this transform.
public  MathTransforminverse()
     Returns the inverse of this transform.
public  voidinverseTransform(double[] srcPts, int srcOff, double[] dstPts, int dstOff, int numPts)
     Converts geocentric coordinates (x, y, z) to geodetic coordinates (longitude, latitude, height), according to the current ellipsoid parameters.
public  voidinverseTransform(float[] srcPts, int srcOff, float[] dstPts, int dstOff, int numPts)
     Converts geocentric coordinates (x, y, z) to geodetic coordinates (longitude, latitude, height), according to the current ellipsoid parameters.
public  voidtransform(double[] srcPts, int srcOff, double[] dstPts, int dstOff, int numPts)
     Converts geodetic coordinates (longitude, latitude, height) to geocentric coordinates (x, y, z) according to the current ellipsoid parameters.
public  voidtransform(float[] srcPts, int srcOff, float[] dstPts, int dstOff, int numPts)
     Converts geodetic coordinates (longitude, latitude, height) to geocentric coordinates (x, y, z) according to the current ellipsoid parameters.


Constructor Detail
GeocentricTransform
public GeocentricTransform(Ellipsoid ellipsoid, boolean hasHeight)(Code)
Constructs a transform from the specified ellipsoid.
Parameters:
  ellipsoid - The ellipsoid.
Parameters:
  hasHeight - true if geographic coordinatesinclude an ellipsoidal height (i.e. are 3-D),or false if they are only 2-D.



GeocentricTransform
public GeocentricTransform(double semiMajor, double semiMinor, Unit units, boolean hasHeight)(Code)
Constructs a transform from the specified parameters.
Parameters:
  semiMajor - The semi-major axis length.
Parameters:
  semiMinor - The semi-minor axis length.
Parameters:
  units - The axis units.
Parameters:
  hasHeight - true if geographic coordinatesinclude an ellipsoidal height (i.e. are 3-D),or false if they are only 2-D.




Method Detail
equals
public boolean equals(Object object)(Code)
Compares the specified object with this math transform for equality.



getParameterDescriptors
public ParameterDescriptorGroup getParameterDescriptors()(Code)
Returns the parameter descriptors for this math transform.



getParameterValues
public ParameterValueGroup getParameterValues()(Code)
Returns the parameter values for this math transform. A copy of the parameter values for this math transform.



getSourceDimensions
public int getSourceDimensions()(Code)
Gets the dimension of input points, which is 2 or 3.



getTargetDimensions
final public int getTargetDimensions()(Code)
Gets the dimension of output points, which is 3.



hashCode
public int hashCode()(Code)
Returns a hash value for this transform.



inverse
public MathTransform inverse()(Code)
Returns the inverse of this transform.



inverseTransform
public void inverseTransform(double[] srcPts, int srcOff, double[] dstPts, int dstOff, int numPts)(Code)
Converts geocentric coordinates (x, y, z) to geodetic coordinates (longitude, latitude, height), according to the current ellipsoid parameters. The method used here is derived from "An Improved Algorithm for Geocentric to Geodetic Coordinate Conversion", by Ralph Toms, Feb 1996.



inverseTransform
public void inverseTransform(float[] srcPts, int srcOff, float[] dstPts, int dstOff, int numPts)(Code)
Converts geocentric coordinates (x, y, z) to geodetic coordinates (longitude, latitude, height), according to the current ellipsoid parameters. The method used here is derived from "An Improved Algorithm for Geocentric to Geodetic Coordinate Conversion", by Ralph Toms, Feb 1996.



transform
public void transform(double[] srcPts, int srcOff, double[] dstPts, int dstOff, int numPts)(Code)
Converts geodetic coordinates (longitude, latitude, height) to geocentric coordinates (x, y, z) according to the current ellipsoid parameters.



transform
public void transform(float[] srcPts, int srcOff, float[] dstPts, int dstOff, int numPts)(Code)
Converts geodetic coordinates (longitude, latitude, height) to geocentric coordinates (x, y, z) according to the current ellipsoid parameters.



Methods inherited from org.geotools.referencing.operation.transform.AbstractMathTransform
MathTransform concatenate(MathTransform other, boolean applyOtherFirst)(Code)(Java Doc)
public Shape createTransformedShape(Shape shape) throws TransformException(Code)(Java Doc)
final Shape createTransformedShape(Shape shape, AffineTransform preTransform, AffineTransform postTransform, int orientation) throws TransformException(Code)(Java Doc)
public Matrix derivative(Point2D point) throws TransformException(Code)(Java Doc)
public Matrix derivative(DirectPosition point) throws TransformException(Code)(Java Doc)
protected static void ensureNonNull(String name, Object object) throws IllegalArgumentException(Code)(Java Doc)
public boolean equals(Object object)(Code)(Java Doc)
protected String formatWKT(Formatter formatter)(Code)(Java Doc)
public ParameterDescriptorGroup getParameterDescriptors()(Code)(Java Doc)
public ParameterValueGroup getParameterValues()(Code)(Java Doc)
abstract public int getSourceDimensions()(Code)(Java Doc)
abstract public int getTargetDimensions()(Code)(Java Doc)
public int hashCode()(Code)(Java Doc)
public MathTransform inverse() throws NoninvertibleTransformException(Code)(Java Doc)
static Matrix invert(Matrix matrix) throws NoninvertibleTransformException(Code)(Java Doc)
public boolean isIdentity()(Code)(Java Doc)
protected static boolean needCopy(int srcOff, int dimSource, int dstOff, int dimTarget, int numPts)(Code)(Java Doc)
protected static double rollLongitude(double x)(Code)(Java Doc)
static GeneralMatrix toGMatrix(Matrix matrix)(Code)(Java Doc)
static XMatrix toXMatrix(Matrix matrix)(Code)(Java Doc)
public Point2D transform(Point2D ptSrc, Point2D ptDst) throws TransformException(Code)(Java Doc)
public DirectPosition transform(DirectPosition ptSrc, DirectPosition ptDst) throws TransformException(Code)(Java Doc)
public void transform(float[] srcPts, int srcOff, float[] dstPts, int dstOff, int numPts) throws TransformException(Code)(Java Doc)

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