public class EckertIV extends MapProjection
| Modifier and Type | Class and Description |
|---|---|
static class |
EckertIV.Provider
The math transform
provider for the Eckert IV projection (not part of the EPSG database).
|
MapProjection.AbstractProvidercentralMeridian, en0, en1, en2, en3, en4, excentricity, excentricitySquared, falseEasting, falseNorthing, globalScale, invertible, isSpherical, latitudeOfOrigin, LOGGER, scaleFactor, semiMajor, semiMinor, SKIP_SANITY_CHECKSSINGLE_LINE| Modifier | Constructor and Description |
|---|---|
protected |
EckertIV(ParameterValueGroup parameters)
Constructs a new map projection from the supplied parameters.
|
| Modifier and Type | Method and Description |
|---|---|
boolean |
equals(Object object)
Compares the specified object with this map projection for equality.
|
ParameterDescriptorGroup |
getParameterDescriptors()
Returns the parameter descriptors for this map projection.
|
protected double |
getToleranceForAssertions(double longitude,
double latitude)
Maximal error (in metres) tolerated for assertions, if enabled.
|
protected Point2D |
inverseTransformNormalized(double x,
double y,
Point2D ptDst)
Transforms the specified (x,y) coordinates and stores the result in
ptDst. |
protected Point2D |
transformNormalized(double lam,
double phi,
Point2D ptDst)
Transforms the specified (λ,φ) coordinates (units in
radians) and stores the result in
ptDst (linear distance on a unit sphere). |
checkReciprocal, getParameterValues, getSourceDimensions, getTargetDimensions, hashCode, inv_mlfn, inverse, mlfn, orthodromicDistance, resetWarnings, transform, transform, transformcreateTransformedShape, derivative, derivative, ensureNonNull, formatWKT, getName, isIdentity, needCopy, normalizeAngle, rollLongitude, transform, transform, transformcleanupThreadLocals, toString, toWKT, toWKT, toWKT, toWKTcreateTransformedShape, derivativederivative, isIdentity, toWKT, transform, transform, transformprotected EckertIV(ParameterValueGroup parameters) throws ParameterNotFoundException
parameters - The parameter values in standard units.ParameterNotFoundException - if a mandatory parameter is missing.public ParameterDescriptorGroup getParameterDescriptors()
MapProjection.getParameterValues(), as well as arguments checking.getParameterDescriptors in class MapProjectionnull.OperationMethod.getParameters()protected Point2D transformNormalized(double lam, double phi, Point2D ptDst) throws ProjectionException
ptDst (linear distance on a unit sphere).transformNormalized in class MapProjectionlam - The longitude of the coordinate, in radians.phi - The latitude of the coordinate, in radians.ptDst - the specified coordinate point that stores the result of transforming ptSrc, or null. Ordinates will be in a dimensionless unit, as a linear distance
on a unit sphere or ellipse.lambda, phi) and storing the
result in ptDst.ProjectionException - if the point can't be transformed.protected Point2D inverseTransformNormalized(double x, double y, Point2D ptDst) throws ProjectionException
ptDst.inverseTransformNormalized in class MapProjectionx - The easting of the coordinate, linear distance on a unit sphere or ellipse.y - The northing of the coordinate, linear distance on a unit sphere or ellipse.ptDst - the specified coordinate point that stores the result of transforming ptSrc, or null. Ordinates will be in radians.x, y and storing the result
in ptDst.ProjectionException - if the point can't be transformed.public boolean equals(Object object)
equals in class MapProjectionobject - The object to compare with this transform.true if the given object is a transform of the same class and if, given
identical source position, the transformed position would be the equals.protected double getToleranceForAssertions(double longitude,
double latitude)
MapProjectionProjectionException will be thrown. Subclasses should override this method if they
need to relax the tolerance level.getToleranceForAssertions in class MapProjectionlongitude - The longitude in decimal degrees.latitude - The latitude in decimal degrees.Copyright © 1996–2018 Geotools. All rights reserved.