MultiPolygon reprojectRoiArea(
CoordinateReferenceSystem maskCrs,
CoordinateReferenceSystem resourceCrs,
MultiPolygon roiArea) {
try {
if (LOGGER.isLoggable(Level.FINE)) {
LOGGER.fine("Mask layer CRS: " + maskCrs.getName());
}
if (LOGGER.isLoggable(Level.FINE)) {
LOGGER.fine("Resource CRS: " + resourceCrs.getName());
}
if ((resourceCrs != null) && !CRS.equalsIgnoreMetadata(maskCrs, resourceCrs)) {
if (LOGGER.isLoggable(Level.FINE)) {
LOGGER.fine("Mask and Resource CRS differ, ROI area will be reprojected");
}
MathTransform mt = CRS.findMathTransform(maskCrs, resourceCrs, true);
return (MultiPolygon) JTS.transform(roiArea, mt);
} else {
if (LOGGER.isLoggable(Level.FINE)) {
LOGGER.fine("Mask and Resource CRS coincide, no reprojection is necessary");
}
}
} catch (Exception e) {
throw new RuntimeException(
"Failed to reproject the restricted area to the layer's native SRS", e);
}
return roiArea;
}
/**
* Display the name of the coordinate reference system
*
* @param crs the CRS to display
*/
public void displayCRS(CoordinateReferenceSystem crs) {
if (crs == null) {
crsBtn.setText(stringRes.getString("crs_undefined"));
} else {
crsBtn.setText(crs.getName().toString());
}
}
/** {@inheritDoc} */
@Override
public CoordinateReferenceSystem getResponseCRS() throws FactoryException {
if (output == null
|| output.getGridCRS() == null
|| output.getGridCRS().getSrsName() == null
|| output.getGridCRS().getSrsName().getValue() == null) {
return null;
}
final CoordinateReferenceSystem objCrs =
CRS.forCode(output.getGridCRS().getSrsName().getValue());
final BoundingBoxType boundingBox = domainSubset.getBoundingBox().getValue();
/*
* If the bounding box contains at least 3 dimensions and the CRS specified is just
* a 2D one, then we have to add a VerticalCRS to the one gotten by the crs decoding step.
* Otherwise the CRS decoded is already fine, and we just return it.
*/
if (boundingBox.getDimensions().intValue() > 2
&& objCrs.getCoordinateSystem().getDimension() < 3) {
final VerticalCRS verticalCRS = CommonCRS.Vertical.ELLIPSOIDAL.crs();
return new GeodeticObjectBuilder()
.addName(objCrs.getName().getCode() + " (3D)")
.createCompoundCRS(objCrs, verticalCRS);
} else {
return objCrs;
}
}
/** {@inheritDoc} */
@Override
public CoordinateReferenceSystem getCRS() throws FactoryException {
if (domainSubset == null || domainSubset.getBoundingBox() == null) {
return null;
}
final BoundingBoxType boundingBox = domainSubset.getBoundingBox().getValue();
final CoordinateReferenceSystem objCrs =
AbstractCRS.castOrCopy(CRS.forCode(boundingBox.getCrs()))
.forConvention(AxesConvention.RIGHT_HANDED);
// final List<DirectPositionType> positions =
// domainSubset.getSpatialSubSet().getEnvelope().getPos();
/*
* If the bounding box contains at least 3 dimensions and the CRS specified is just
* a 2D one, then we have to add a VerticalCRS to the one gotten by the crs decoding step.
* Otherwise the CRS decoded is already fine, and we just return it.
*/
if (boundingBox.getUpperCorner().size() > 2
&& objCrs.getCoordinateSystem().getDimension() < 3) {
final VerticalCRS verticalCRS = CommonCRS.Vertical.ELLIPSOIDAL.crs();
return new GeodeticObjectBuilder()
.addName(objCrs.getName().getCode() + " (3D)")
.createCompoundCRS(objCrs, verticalCRS);
} else {
return objCrs;
}
}
void transformCoverage(
final File sourceFile,
final File file,
final WcsReaderRequest targetRequest,
final WcsReaderRequest executedRequest,
final boolean handleFormatTranform)
throws IOException {
final CoordinateReferenceSystem original = targetRequest.responseCRS;
CoordinateReferenceSystem actual = executedRequest.responseCRS;
if (!CRS.equalsIgnoreMetadata(original, actual)) {
try {
LOG.info(
"Need to reproject coverage from "
+ CRS.lookupIdentifier(actual, false)
+ " to "
+ CRS.lookupIdentifier(original, false));
} catch (FactoryException e) {
LOG.info(
"Need to reproject coverage from " + actual.getName() + " to " + original.getName());
}
if (targetRequest.useCommandLineGDAL) {
GDALCommandLine.gdalTransformation(sourceFile, file, executedRequest, targetRequest);
} else {
geotoolsTranformation(sourceFile, file, targetRequest, original);
}
LOG.info("Coverage reprojection/transformation complete");
} else if (handleFormatTranform) {
if (targetRequest.useCommandLineGDAL) {
GDALCommandLine.gdalTransformation(sourceFile, file, executedRequest, targetRequest);
} else {
// we need to re-implement convertFormat so it can handle non-world+image outputformats
throw new UnsupportedOperationException(
"We do not convert format from geotiff to another format yet in localReproject mode. Should be pretty easy to implement though");
}
} else if (!sourceFile.equals(file)) {
FileUtils.moveFile(sourceFile, file);
}
String name = file.getName().toLowerCase();
if (name.endsWith(".tif") || name.endsWith("tiff")) {
// writeWorldImageExt(targetRequest, file);
}
}
/**
* Convenience method for checking coordinate reference system validity.
*
* @param crs The coordinate reference system to check.
* @param expected the dimension expected.
* @throws MismatchedDimensionException if the CRS dimension is not valid.
*/
static void checkCoordinateReferenceSystemDimension(
final CoordinateReferenceSystem crs, final int expected) throws MismatchedDimensionException {
if (crs != null) {
final int dimension = crs.getCoordinateSystem().getDimension();
if (dimension != expected) {
throw new MismatchedDimensionException(
Errors.format(
ErrorKeys.MISMATCHED_DIMENSION_$3, crs.getName().getCode(), dimension, expected));
}
}
}
/**
* Compara las proyecciones de la vista y la capa. En caso de ser diferentes pregunta por las
* opciones a realizar.
*
* @param lyr
* @param mapControl
*/
private void compareProjections(FLyrRasterSE lyr) {
CoordinateReferenceSystem viewCrs = getMapControl().getCrs();
CoordinateReferenceSystem lyrCrs = lyr.readProjection();
if (lyrCrs == null) {
lyr.setCrs(viewCrs);
actionList.add(new Integer(defaultActionLayer));
return;
}
if (viewCrs == null) {
getMapControl().setCrs(lyrCrs);
actionList.add(new Integer(defaultActionLayer));
return;
}
/*
* Si las proyecciones de vista y raster son distintas se lanza el
* dialogo de selección de opciones. Este dialogo solo se lanza en caso
* de que el checkbox de aplicar a todos los ficheros no haya sido
* marcado. En este caso para el resto de ficheros de esa selección se
* hará la misma acción que se hizo para el primero.
*/
if (!viewCrs.getName().equals(lyrCrs.getName())) {
boolean showDialog = false;
if (!RasterProjectionActionsPanel.selectAllFiles) showDialog = true;
if (showDialog) {
dialog = new RasterProjectionActionsDialog(lyr);
} else {
if (defaultActionLayer == FileOpenRaster.REPROJECT && !lyr.isReproyectable())
dialog = new RasterProjectionActionsDialog(lyr);
}
int select = defaultActionLayer;
if (dialog != null) select = dialog.getRasterProjectionActionsPanel().getSelection();
actionList.add(new Integer(select));
return;
}
actionList.add(new Integer(defaultActionLayer));
}
/**
* Transforms the referenced envelope to the specified coordinate reference system using the
* specified amount of points.
*
* <p>This method can handle the case where the envelope contains the North or South pole, or when
* it cross the ±180� longitude.
*
* @param targetCRS The target coordinate reference system.
* @param lenient {@code true} if datum shift should be applied even if there is insuffisient
* information. Otherwise (if {@code false}), an exception is thrown in such case.
* @param numPointsForTransformation The number of points to use for sampling the envelope.
* @return The transformed envelope.
* @throws FactoryException if the math transform can't be determined.
* @throws TransformException if at least one coordinate can't be transformed.
* @see CRS#transform(CoordinateOperation, org.opengis.geometry.Envelope)
* @since 2.3
*/
public ReferencedEnvelope transform(
final CoordinateReferenceSystem targetCRS,
final boolean lenient,
final int numPointsForTransformation)
throws TransformException, FactoryException {
if (crs == null) {
if (isEmpty()) {
// We don't have a CRS yet because we are still empty, being empty is
// something we can represent in the targetCRS
return new ReferencedEnvelope(targetCRS);
} else {
// really this is a the code that created this ReferencedEnvelope
throw new NullPointerException(
"Unable to transform referenced envelope, crs has not yet been provided.");
}
}
if (getDimension() != targetCRS.getCoordinateSystem().getDimension()) {
if (lenient) {
return JTS.transformTo3D(this, targetCRS, lenient, numPointsForTransformation);
} else {
throw new MismatchedDimensionException(
Errors.format(
ErrorKeys.MISMATCHED_DIMENSION_$3,
crs.getName().getCode(),
new Integer(getDimension()),
new Integer(targetCRS.getCoordinateSystem().getDimension())));
}
}
/*
* Gets a first estimation using an algorithm capable to take singularity in account
* (North pole, South pole, 180� longitude). We will expand this initial box later.
*/
CoordinateOperationFactory coordinateOperationFactory =
CRS.getCoordinateOperationFactory(lenient);
final CoordinateOperation operation =
coordinateOperationFactory.createOperation(crs, targetCRS);
final GeneralEnvelope transformed = CRS.transform(operation, this);
transformed.setCoordinateReferenceSystem(targetCRS);
/*
* Now expands the box using the usual utility methods.
*/
final ReferencedEnvelope target = new ReferencedEnvelope(transformed);
final MathTransform transform = operation.getMathTransform();
JTS.transform(this, target, transform, numPointsForTransformation);
return target;
}
/**
* Convenience method for checking coordinate reference system validity.
*
* @throws IllegalArgumentException if the CRS dimension is not valid.
*/
protected void checkCoordinateReferenceSystemDimension() throws MismatchedDimensionException {
if (crs != null) {
final int expected = getDimension();
final int dimension = crs.getCoordinateSystem().getDimension();
if (dimension > expected) {
// check dimensions and choose ReferencedEnvelope or ReferencedEnvelope3D
// or the factory method ReferencedEnvelope.reference( CoordinateReferenceSystem )
throw new MismatchedDimensionException(
Errors.format(
ErrorKeys.MISMATCHED_DIMENSION_$3,
crs.getName().getCode(),
new Integer(dimension),
new Integer(expected)));
}
}
}
public synchronized void render(
Graphics2D destination, ReferencedEnvelope bounds, IProgressMonitor monitor)
throws RenderException {
int endLayerStatus = ILayer.DONE;
try {
if (bounds == null || bounds.isNull()) {
bounds = getContext().getImageBounds();
}
if (monitor.isCanceled()) return;
getContext().setStatus(ILayer.WAIT);
WebMapServer wms = getWMS();
GetMapRequest request = wms.createGetMapRequest();
// put in default exception format we understand as a client
// (if suppoted by the server)
WMSCapabilities capabilities = wms.getCapabilities();
if (capabilities
.getRequest()
.getGetMap()
.getFormats()
.contains(GetMapRequest.EXCEPTION_XML)) {
request.setExceptions(GetMapRequest.EXCEPTION_XML);
}
setImageFormat(wms, request);
if (monitor.isCanceled()) return;
double currScale = getContext().getViewportModel().getScaleDenominator();
List<ILayer> layers = getLayers();
for (int i = layers.size() - 1; i >= 0; i--) {
ILayer ilayer = layers.get(i);
Layer layer;
double minScale = 0;
double maxScale = Double.MAX_VALUE;
layer = ilayer.getResource(org.geotools.data.ows.Layer.class, null);
// check if there are min/max scale rules
StyleBlackboard sb = (StyleBlackboard) ilayer.getStyleBlackboard();
Style style = (Style) sb.lookup(Style.class);
if (style != null) {
Rule rule = style.getFeatureTypeStyles()[0].getRules()[0];
minScale = rule.getMinScaleDenominator();
maxScale = rule.getMaxScaleDenominator();
}
if (currScale >= minScale && currScale <= maxScale) {
// check for a wms style
StyleImpl wmsStyle =
(StyleImpl) ilayer.getStyleBlackboard().get(WMSStyleContent.WMSSTYLE);
if (wmsStyle != null) {
request.addLayer(layer, wmsStyle);
} else {
request.addLayer(layer);
}
}
}
if (monitor.isCanceled()) return;
List<Layer> wmsLayers = getWMSLayers();
if (wmsLayers == null || wmsLayers.isEmpty()) {
endLayerStatus = ILayer.WARNING;
return;
}
// figure out request CRS
String requestCRScode = findRequestCRS(wmsLayers, getViewportCRS(), getContext().getMap());
// TODO: make findRequestCRS more efficient (we are running CRS.decode at *least* twice)
CoordinateReferenceSystem requestCRS = CRS.decode(requestCRScode);
// figure out viewport
// ReferencedEnvelope viewport;
// Envelope viewportBBox = getViewportBBox();
// CoordinateReferenceSystem viewportCRS = getViewportCRS();
// if (viewportBBox == null) {
// // change viewport to world
// viewportBBox = new Envelope(-180, 180, -90, 90);
// if (!DefaultGeographicCRS.WGS84.equals(viewportCRS)) { // reproject
// viewport = new ReferencedEnvelope(viewportBBox,
// DefaultGeographicCRS.WGS84);
// viewportBBox = viewport.transform(viewportCRS, true);
// }
// }
ReferencedEnvelope requestBBox = null;
Envelope backprojectedBBox = null; // request bbox projected to the viewport crs
// viewport = new ReferencedEnvelope(viewportBBox, viewportCRS);
// requestBBox = calculateRequestBBox(wmsLayers, viewport, requestCRS);
requestBBox = calculateRequestBBox(wmsLayers, bounds, requestCRS, capabilities.getVersion());
// check that a request is needed (not out of a bounds, invalid, etc)
if (requestBBox == NILL_BOX) {
endLayerStatus = ILayer.WARNING;
return;
}
assert requestBBox.getCoordinateReferenceSystem().equals(requestCRS);
if (requestBBox.getCoordinateReferenceSystem().equals(getViewportCRS())) {
backprojectedBBox = (Envelope) requestBBox;
} else {
backprojectedBBox = (Envelope) requestBBox.transform(getViewportCRS(), true);
}
if (WMSPlugin.isDebugging(Trace.RENDER)) {
WMSPlugin.trace("Viewport CRS: " + getViewportCRS().getName()); // $NON-NLS-1$
WMSPlugin.trace("Request CRS: " + requestCRS.getName()); // $NON-NLS-1$
WMSPlugin.trace("Context Image bounds: " + getContext().getImageBounds()); // $NON-NLS-1$
WMSPlugin.trace("Request BBox bounds: " + requestBBox); // $NON-NLS-1$
WMSPlugin.trace("Backprojected request bounds: " + backprojectedBBox); // $NON-NLS-1$
}
Service wmsService = capabilities.getService();
Dimension maxDimensions = new Dimension(wmsService.getMaxWidth(), wmsService.getMaxHeight());
// Dimension imageDimensions =
// calculateImageDimensions(getContext().getMapDisplay()
// .getDisplaySize(), maxDimensions, getViewportBBox(), backprojectedBBox);
Dimension imageDimensions =
calculateImageDimensions(
getContext().getImageSize(), maxDimensions, bounds, backprojectedBBox);
if (imageDimensions.height < 1 || imageDimensions.width < 1) {
endLayerStatus = ILayer.WARNING;
return;
}
request.setDimensions(
imageDimensions.width + "", imageDimensions.height + ""); // $NON-NLS-1$ //$NON-NLS-2$
// epsg could be under identifiers or authority.
Set<ReferenceIdentifier> identifiers = requestCRS.getIdentifiers();
String srs = identifiers.isEmpty() ? EPSG_4326 : identifiers.iterator().next().toString();
request.setSRS(srs); // EPSG_4326
request.setBBox(requestBBox);
// request.setBBox(requestBBox.getMinX() + "," + requestBBox.getMinY()+ "," +
// requestBBox.getMaxX()+ "," + requestBBox.getMaxY());
if (monitor.isCanceled()) return;
setFilter(wms, request);
// request.setProperty("DACS_ACS", null);
BufferedImage image = readImage(wms, request, monitor);
if (monitor.isCanceled()) return;
if (image == null) {
Exception e = new RuntimeException(Messages.BasicWMSRenderer2_unable_to_decode_image);
throw wrapException(e);
}
// backprojectedBBox or viewportBBox
renderGridCoverage(destination, backprojectedBBox, imageDimensions, requestBBox, image);
} catch (Exception e) {
if (e instanceof RenderException) throw (RenderException) e;
throw new RenderException(e);
} finally {
getContext().setStatus(endLayerStatus);
if (endLayerStatus == ILayer.DONE) {
// clear the status message (rendering was successful)
getContext().setStatusMessage(null);
}
}
}
/**
* Applies a crop operation to a coverage.
*
* @see
* org.geotools.coverage.processing.AbstractOperation#doOperation(org.opengis.parameter.ParameterValueGroup,
* org.geotools.factory.Hints)
*/
@SuppressWarnings("unchecked")
public Coverage doOperation(ParameterValueGroup parameters, Hints hints) {
final Geometry cropRoi; // extracted from parameters
GeneralEnvelope cropEnvelope = null; // extracted from parameters
final GridCoverage2D source; // extracted from parameters
final double roiTolerance = parameters.parameter(Crop.PARAMNAME_ROITOLERANCE).doubleValue();
final boolean forceMosaic = parameters.parameter(Crop.PARAMNAME_FORCEMOSAIC).booleanValue();
// /////////////////////////////////////////////////////////////////////
//
// Assigning and checking input parameters
//
// ///////////////////////////////////////////////////////////////////
// source coverage
final ParameterValue sourceParameter = parameters.parameter("Source");
if (sourceParameter == null || !(sourceParameter.getValue() instanceof GridCoverage2D)) {
throw new CannotCropException(
Errors.format(ErrorKeys.NULL_PARAMETER_$2, "Source", GridCoverage2D.class.toString()));
}
source = (GridCoverage2D) sourceParameter.getValue();
// Check Envelope and ROI existence - we need at least one of them
final ParameterValue envelopeParameter = parameters.parameter(PARAMNAME_ENVELOPE);
final ParameterValue roiParameter = parameters.parameter(PARAMNAME_ROI);
if ((envelopeParameter == null || envelopeParameter.getValue() == null)
&& (roiParameter == null || roiParameter.getValue() == null))
throw new CannotCropException(
Errors.format(
ErrorKeys.NULL_PARAMETER_$2, PARAMNAME_ENVELOPE, GeneralEnvelope.class.toString()));
Object envelope = envelopeParameter.getValue();
if (envelope != null) {
if (envelope instanceof GeneralEnvelope) {
cropEnvelope = (GeneralEnvelope) envelope;
} else if (envelope instanceof Envelope) {
cropEnvelope = new GeneralEnvelope((Envelope) envelope);
}
}
// may be null
// Check crop ROI
try {
cropRoi =
IntersectUtils.unrollGeometries(
(Geometry) roiParameter.getValue()); // may throw if format not correct
} catch (IllegalArgumentException ex) {
throw new CannotCropException(
Errors.format(ErrorKeys.ILLEGAL_ARGUMENT_$2, PARAMNAME_ROI, ex.getMessage()), ex);
}
// Setting a GeneralEnvelope from ROI if needed
if (cropRoi != null && cropEnvelope == null) {
Envelope e2d =
JTS.getEnvelope2D(cropRoi.getEnvelopeInternal(), source.getCoordinateReferenceSystem());
cropEnvelope = new GeneralEnvelope(e2d);
}
// /////////////////////////////////////////////////////////////////////
//
// Initialization
//
// We take the crop envelope and the source envelope then we check their
// crs and we also check if they ever overlap.
//
// /////////////////////////////////////////////////////////////////////
// envelope of the source coverage
final Envelope2D sourceEnvelope = source.getEnvelope2D();
// crop envelope
Envelope2D destinationEnvelope = new Envelope2D(cropEnvelope);
CoordinateReferenceSystem sourceCRS = sourceEnvelope.getCoordinateReferenceSystem();
CoordinateReferenceSystem destinationCRS = destinationEnvelope.getCoordinateReferenceSystem();
if (destinationCRS == null) {
// Do not change the user provided object - clone it first.
final Envelope2D ge = new Envelope2D(destinationEnvelope);
destinationCRS = source.getCoordinateReferenceSystem2D();
ge.setCoordinateReferenceSystem(destinationCRS);
destinationEnvelope = ge;
}
// //
//
// Source and destination crs must be equals
//
// //
if (!CRS.equalsIgnoreMetadata(sourceCRS, destinationCRS)) {
throw new CannotCropException(
Errors.format(
ErrorKeys.MISMATCHED_ENVELOPE_CRS_$2,
sourceCRS.getName().getCode(),
destinationCRS.getName().getCode()));
}
if (cropRoi != null) {
// TODO: check ROI SRID
}
// //
//
// Check the intersection and, if needed, do the crop operation.
//
// //
final GeneralEnvelope intersectionEnvelope =
new GeneralEnvelope((Envelope) destinationEnvelope);
intersectionEnvelope.setCoordinateReferenceSystem(source.getCoordinateReferenceSystem());
// intersect the envelopes
intersectionEnvelope.intersect(sourceEnvelope);
if (intersectionEnvelope.isEmpty())
throw new CannotCropException(Errors.format(ErrorKeys.CANT_CROP));
// intersect the ROI with the intersection envelope and throw an error if they do not intersect
if (cropRoi != null) {
final Geometry jis =
JTS.toGeometry(
(com.vividsolutions.jts.geom.Envelope) new ReferencedEnvelope(intersectionEnvelope));
if (!IntersectUtils.intersects(cropRoi, jis))
throw new CannotCropException(Errors.format(ErrorKeys.CANT_CROP));
}
// //
//
// Get the grid-to-world transform by keeping into account translation
// of grid geometry constructor for respecting OGC PIXEL-IS-CENTER
// ImageDatum assumption.
//
// //
final AffineTransform sourceCornerGridToWorld =
(AffineTransform)
((GridGeometry2D) source.getGridGeometry()).getGridToCRS(PixelInCell.CELL_CORNER);
// //
//
// I set the tolerance as half the scale factor of the grid-to-world
// transform. This should more or less means in most cases "don't bother
// to crop if the new envelope is as close to the old one that we go
// deep under pixel size."
//
// //
final double tolerance = XAffineTransform.getScale(sourceCornerGridToWorld);
if (cropRoi != null || !intersectionEnvelope.equals(sourceEnvelope, tolerance / 2.0, false)) {
cropEnvelope = intersectionEnvelope.clone();
return buildResult(
cropEnvelope,
cropRoi,
roiTolerance,
forceMosaic,
(hints instanceof Hints) ? (Hints) hints : new Hints(hints),
source,
sourceCornerGridToWorld);
} else {
// //
//
// Note that in case we don't crop at all, WE DO NOT UPDATE the
// envelope. If we did we might end up doing multiple successive
// crop without actually cropping the image but, still, we would
// shrink the envelope each time. Just think about having a loop
// that crops recursively the same coverage specifying each time an
// envelope whose URC is only a a scale quarter close to the LLC of
// the old one. We would never crop the raster but we would modify
// the grid-to-world transform each time.
//
// //
return source;
}
}
public boolean extractTiffMetadata(File tifFile, TiffMeta surface)
throws UnknownCRSException, FactoryException, TransformException, IOException {
Preconditions.checkArgument(tifFile != null, "File is null.");
GeoTiffReader gtr = new GeoTiffReader(tifFile);
try {
CoordinateReferenceSystem crs = gtr.getCoordinateReferenceSystem();
surface.setCRS(crs);
Integer epsgCode = CRS.lookupEpsgCode(crs, true);
if (epsgCode == null) {
ReferenceIdentifier name = crs.getName();
String crsName = "Unknown";
if (name != null) {
crsName = name.toString();
}
throw new UnknownCRSException(crsName);
}
String srid = "EPSG:" + epsgCode;
surface.setSrid(srid);
//
// extremaOp(surface, gtr.read(null));
/*
* Build the envelope and set to WGS84
*/
GeneralEnvelope origEnv = gtr.getOriginalEnvelope();
DirectPosition ll = origEnv.getLowerCorner();
DirectPosition ur = origEnv.getUpperCorner();
Envelope e = new Envelope();
e.expandToInclude(ll.getOrdinate(0), ll.getOrdinate(1));
e.expandToInclude(ur.getOrdinate(0), ur.getOrdinate(1));
Geometry poly = envelopeToWgs84(epsgCode, e);
if (poly instanceof Polygon) {
surface.setEnvelope((Polygon) poly);
}
/*
* Figure out the pixel size
*/
ImageLayout imageLayout = gtr.getImageLayout();
int imageWidth = imageLayout.getWidth(null);
int imageHeight = imageLayout.getHeight(null);
double pixelSizeX = e.getWidth() / imageWidth;
double pixelSizeY = e.getHeight() / imageHeight;
surface.setPixelSizeX(pixelSizeX);
surface.setPixelSizeY(pixelSizeY);
surface.setMinVal(0d);
surface.setMaxVal(100d);
GridCoverage2D gridCoverage2D = gtr.read(null);
try {
int nDims = gridCoverage2D.getNumSampleDimensions();
surface.setNumSampleDimensions(nDims);
extremaOp(surface, gridCoverage2D);
} finally {
gridCoverage2D.dispose(false);
}
} finally {
gtr.dispose();
}
return true;
}
/**
* Writes the systems byte order to the out stream. In java only high byte first.
*
* @param out the stream to write to
* @param rasterDataNode
*/
private static void writeMapProjectionInfo(PrintWriter out, RasterDataNode rasterDataNode) {
Product product = rasterDataNode.getProduct();
if (product == null) {
return;
}
String mapProjectionName = "Arbitrary";
String mapUnits = "Meters";
double referencePixelX = 0, referencePixelY = 0;
double easting = 0, northing = 0;
double pixelSizeX = 0, pixelSizeY = 0;
String datumName = "";
int utmZone = -1;
String utmHemisphere = "";
MapProjection mapProjection = null;
if (product.getGeoCoding() instanceof CrsGeoCoding) {
final CrsGeoCoding crsGeoCoding = (CrsGeoCoding) product.getGeoCoding();
final CoordinateReferenceSystem crs = crsGeoCoding.getMapCRS();
final ImageGeometry imgGeom =
ImageGeometry.createTargetGeometry(
product, crs, null, null, null, null, null, null, null, null, null);
final String crsName = crs.getName().toString().toUpperCase();
if (crsName.equals("WGS84(DD)")) {
mapProjectionName = "Geographic Lat/Lon";
mapUnits = "Degrees";
} else if (crsName.contains("UTM")) {
mapProjectionName = "UTM";
String zoneStr = crsName.substring(crsName.indexOf("ZONE") + 5, crsName.length()).trim();
int i = 0;
String zoneNumStr = "";
while (Character.isDigit(zoneStr.charAt(i))) {
zoneNumStr += zoneStr.charAt(i++);
}
utmZone = Integer.parseInt(zoneNumStr);
GeoPos centrePos =
crsGeoCoding.getGeoPos(
new PixelPos(product.getSceneRasterWidth() / 2, product.getSceneRasterHeight() / 2),
null);
utmHemisphere = centrePos.getLat() > 0 ? "North" : "South";
}
referencePixelX = imgGeom.getReferencePixelX();
referencePixelY = imgGeom.getReferencePixelY();
easting = imgGeom.getEasting();
northing = imgGeom.getNorthing();
pixelSizeX = imgGeom.getPixelSizeX();
pixelSizeY = imgGeom.getPixelSizeY();
datumName = crsGeoCoding.getDatum().getName();
} else if (product.getGeoCoding() instanceof MapGeoCoding) {
final MapGeoCoding mapGeoCoding = (MapGeoCoding) product.getGeoCoding();
final MapInfo info = mapGeoCoding.getMapInfo();
if (info == null) {
return;
}
mapProjection = info.getMapProjection();
if (mapProjection instanceof UTMProjection) {
mapProjectionName = "UTM";
final UTMProjection utmProjection = (UTMProjection) mapProjection;
utmZone = utmProjection.getZone();
utmHemisphere = utmProjection.isNorth() ? "North" : "South";
} else if (mapProjection.isPreDefined()) {
mapProjectionName = mapProjection.getName();
}
if ("meter".equals(mapProjection.getMapUnit())) {
mapUnits = "Meters";
} else if ("degree".equals(mapProjection.getMapUnit())) {
mapUnits = "Degrees";
} else {
mapUnits = mapProjection.getMapUnit();
}
datumName = mapGeoCoding.getDatum().getName();
} else {
return;
}
out.print(_enviMapInfo);
out.print(" = {");
out.print(mapProjectionName);
out.print(",");
out.print(referencePixelX + 1.0f);
out.print(",");
out.print(referencePixelY + 1.0f);
out.print(",");
out.print(easting);
out.print(",");
out.print(northing);
out.print(",");
out.print(pixelSizeX);
out.print(",");
out.print(pixelSizeY);
out.print(",");
if (utmZone != -1) {
out.print(utmZone);
out.print(",");
out.print(utmHemisphere);
out.print(",");
}
out.print(datumName);
out.print(",");
out.print("units=" + mapUnits);
out.print("}");
out.println();
if (mapProjection != null && !mapProjection.isPreDefined()) {
final MapTransform mapTransform = mapProjection.getMapTransform();
final double[] parameterValues = mapTransform.getParameterValues();
final String transformName = mapTransform.getDescriptor().getName();
out.print(_enviProjectionInfo);
out.print(" = {");
if (transformName.equals(TransverseMercatorDescriptor.NAME)) {
out.print(3);
out.print(",");
out.print(parameterValues[0]); // semi_major (meters)
out.print(",");
out.print(parameterValues[1]); // semi_minor (meters)
out.print(",");
out.print(parameterValues[2]); // latitude_of_origin (degree)
out.print(",");
out.print(parameterValues[3]); // central_meridian (degree)
out.print(",");
out.print(parameterValues[5]); // false_easting (meters)
out.print(",");
out.print(parameterValues[6]); // false_northing (meters)
out.print(",");
out.print(parameterValues[4]); // scaling_factor (no unit)
out.print(",");
} else if (transformName.equals(LambertConformalConicDescriptor.NAME)) {
out.print(4);
out.print(",");
out.print(parameterValues[0]); // semi_major (meters)
out.print(",");
out.print(parameterValues[1]); // semi_minor (meters)
out.print(",");
out.print(parameterValues[2]); // latitude_of_origin (degree)
out.print(",");
out.print(parameterValues[3]); // central_meridian (degree)
out.print(",");
out.print(0.0); // false_easting (meters)
out.print(",");
out.print(0.0); // false_northing (meters)
out.print(",");
out.print(parameterValues[4]); // latitude_of_intersection_1 (meters)
out.print(",");
out.print(parameterValues[5]); // latitude_of_intersection_2 (meters)
out.print(",");
}
out.print(mapProjectionName);
out.print(",");
out.print("units=" + mapUnits);
out.print("}");
out.println();
}
}
public ReferenceIdentifier getName() {
return base.getName();
}
