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java.lang.Objectucar.unidata.geoloc.ProjectionImpl
ucar.unidata.geoloc.projection.VerticalPerspectiveView
public class VerticalPerspectiveView
Vertical Perspective Projection, spherical earth.
See John Snyder, Map Projections used by the USGS, Bulletin 1532, 2nd edition (1983), p 176
Projection
,
ProjectionImpl
,
Serialized FormField Summary |
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Fields inherited from class ucar.unidata.geoloc.ProjectionImpl |
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ATTR_NAME, atts, defaultMapArea, EARTH_RADIUS, INDEX_LAT, INDEX_LON, INDEX_X, INDEX_Y, isLatLon, name, PI, PI_OVER_2, PI_OVER_4, TOLERANCE |
Constructor Summary | |
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VerticalPerspectiveView()
Constructor with default parameters |
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VerticalPerspectiveView(double lat0,
double lon0)
Construct a VerticalPerspectiveView Projection. |
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VerticalPerspectiveView(double lat0,
double lon0,
double earthRadius,
double distance)
Construct a VerticalPerspectiveView Projection |
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VerticalPerspectiveView(double lat0,
double lon0,
double earthRadius,
double distance,
double false_easting,
double false_northing)
Construct a VerticalPerspectiveView Projection |
Method Summary | |
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Object |
clone()
Clone this projection. |
ProjectionImpl |
constructCopy()
copy constructor - avoid clone !! |
boolean |
crossSeam(ProjectionPoint pt1,
ProjectionPoint pt2)
This returns true when the line between pt1 and pt2 crosses the seam. |
boolean |
equals(Object proj)
Check for equality with the Object in question |
double |
getHeight()
Get the height above the earth |
double |
getOriginLat()
Get the origin latitude. |
double |
getOriginLon()
Get the origin longitude. |
String |
getProjectionTypeLabel()
Get the label to be used in the gui for this type of projection |
double[][] |
latLonToProj(double[][] from,
double[][] to,
int latIndex,
int lonIndex)
Convert lat/lon coordinates to projection coordinates. |
float[][] |
latLonToProj(float[][] from,
float[][] to,
int latIndex,
int lonIndex)
Convert lat/lon coordinates to projection coordinates. |
ProjectionPoint |
latLonToProj(LatLonPoint latLon,
ProjectionPointImpl result)
Convert a LatLonPoint to projection coordinates |
ProjectionRect |
latLonToProjBB(LatLonRect rect)
Create a ProjectionRect from the given LatLonRect. |
static void |
main(String[] args)
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static void |
main2(String[] args)
Test |
String |
paramsToString()
Create a String of the parameters. |
double[][] |
projToLatLon(double[][] from,
double[][] to)
Convert lat/lon coordinates to projection coordinates. |
float[][] |
projToLatLon(float[][] from,
float[][] to)
Convert lat/lon coordinates to projection coordinates. |
LatLonPoint |
projToLatLon(ProjectionPoint world,
LatLonPointImpl result)
Convert projection coordinates to a LatLonPoint Note: a new object is not created on each call for the return value. |
void |
setHeight(double height)
Set the height above the earth |
void |
setOriginLat(double lat)
Set the origin latitude. |
void |
setOriginLon(double lon)
Set the origin longitude. |
Methods inherited from class ucar.unidata.geoloc.ProjectionImpl |
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addParameter, addParameter, addParameter, getClassName, getDefaultMapArea, getDefaultMapAreaLL, getHeader, getLatLonBoundingBox, getName, getProjectionParameters, isLatLon, latLonToProj, latLonToProj, latLonToProj, latLonToProj, latLonToProj, latLonToProj, latLonToProj, latLonToProj, projToLatLon, projToLatLon, projToLatLon, projToLatLon, projToLatLonBB, setDefaultMapArea, setName, toString |
Methods inherited from class java.lang.Object |
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finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait |
Constructor Detail |
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public VerticalPerspectiveView()
public VerticalPerspectiveView(double lat0, double lon0)
lat0
- lat origin of the coord. system on the projection planelon0
- lon origin of the coord. system on the projection planepublic VerticalPerspectiveView(double lat0, double lon0, double earthRadius, double distance)
lat0
- lat origin of the coord. system on the projection planelon0
- lon origin of the coord. system on the projection planeearthRadius
- radius of the earth (km)distance
- height above the earth (km)public VerticalPerspectiveView(double lat0, double lon0, double earthRadius, double distance, double false_easting, double false_northing)
lat0
- lat origin of the coord. system on the projection planelon0
- lon origin of the coord. system on the projection planeearthRadius
- radius of the earth (km)distance
- height above the earth (km)false_easting
- easting offset (km)false_northing
- northing offset (km)Method Detail |
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public ProjectionImpl constructCopy()
constructCopy
in class ProjectionImpl
public Object clone()
clone
in class ProjectionImpl
public boolean equals(Object proj)
equals
in interface Projection
equals
in class ProjectionImpl
proj
- object to check
public double getOriginLon()
public void setOriginLon(double lon)
lon
- the origin longitude.public double getHeight()
public void setHeight(double height)
height
- height above the earthpublic double getOriginLat()
public void setOriginLat(double lat)
lat
- the origin latitude.public String getProjectionTypeLabel()
getProjectionTypeLabel
in class ProjectionImpl
public String paramsToString()
paramsToString
in interface Projection
paramsToString
in class ProjectionImpl
public boolean crossSeam(ProjectionPoint pt1, ProjectionPoint pt2)
crossSeam
in interface Projection
crossSeam
in class ProjectionImpl
pt1
- point 1pt2
- point 2
public ProjectionPoint latLonToProj(LatLonPoint latLon, ProjectionPointImpl result)
latLonToProj
in interface Projection
latLonToProj
in class ProjectionImpl
latLon
- convert from these lat, lon coordinatesresult
- the object to write to
public LatLonPoint projToLatLon(ProjectionPoint world, LatLonPointImpl result)
projToLatLon
in interface Projection
projToLatLon
in class ProjectionImpl
world
- convert from these projection coordinatesresult
- the object to write to
public float[][] latLonToProj(float[][] from, float[][] to, int latIndex, int lonIndex)
latLonToProj
in class ProjectionImpl
from
- array of lat/lon coordinates: from[2][n],
where from[0][i], from[1][i] is the (lat,lon)
coordinate of the ith pointto
- resulting array of projection coordinates,
where to[0][i], to[1][i] is the (x,y) coordinate
of the ith pointlatIndex
- index of latitude in "from"lonIndex
- index of longitude in "from"
public float[][] projToLatLon(float[][] from, float[][] to)
projToLatLon
in class ProjectionImpl
from
- array of lat/lon coordinates: from[2][n], where
(from[0][i], from[1][i]) is the (lat,lon) coordinate
of the ith pointto
- resulting array of projection coordinates: to[2][n]
where (to[0][i], to[1][i]) is the (x,y) coordinate
of the ith point
public double[][] latLonToProj(double[][] from, double[][] to, int latIndex, int lonIndex)
latLonToProj
in class ProjectionImpl
from
- array of lat/lon coordinates: from[2][n],
where from[0][i], from[1][i] is the (lat,lon)
coordinate of the ith pointto
- resulting array of projection coordinates,
where to[0][i], to[1][i] is the (x,y) coordinate
of the ith pointlatIndex
- index of latitude in "from"lonIndex
- index of longitude in "from"
public double[][] projToLatLon(double[][] from, double[][] to)
projToLatLon
in class ProjectionImpl
from
- array of lat/lon coordinates: from[2][n], where
(from[0][i], from[1][i]) is the (lat,lon) coordinate
of the ith pointto
- resulting array of projection coordinates: to[2][n]
where (to[0][i], to[1][i]) is the (x,y) coordinate
of the ith point
public ProjectionRect latLonToProjBB(LatLonRect rect)
latLonToProjBB
in class ProjectionImpl
rect
- the LatLonRect
public static void main2(String[] args)
args
- not usedpublic static void main(String[] args)
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