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[Geotools-commits] svn - r32120 - trunk/modules/unsupported/process/src/test/java/org/geotools/process/raster
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From: <svn...@os...> - 2008-12-30 10:42:05
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Author: mbedward
Date: 2008-12-30 05:41:56 -0500 (Tue, 30 Dec 2008)
New Revision: 32120
Added:
trunk/modules/unsupported/process/src/test/java/org/geotools/process/raster/RasterToVectorProcessTest.java
Removed:
trunk/modules/unsupported/process/src/test/java/org/geotools/process/raster/Raster2VectorTest.java
Log:
Updated test to work with current raster to vector factory and process classes
Deleted: trunk/modules/unsupported/process/src/test/java/org/geotools/process/raster/Raster2VectorTest.java
===================================================================
--- trunk/modules/unsupported/process/src/test/java/org/geotools/process/raster/Raster2VectorTest.java 2008-12-30 10:32:58 UTC (rev 32119)
+++ trunk/modules/unsupported/process/src/test/java/org/geotools/process/raster/Raster2VectorTest.java 2008-12-30 10:41:56 UTC (rev 32120)
@@ -1,133 +0,0 @@
-/*
- * To change this template, choose Tools | Templates
- * and open the template in the editor.
- */
-
-package org.geotools.process.raster;
-
-import com.vividsolutions.jts.geom.Polygon;
-import java.awt.image.BandedSampleModel;
-import java.awt.image.DataBuffer;
-import java.awt.image.DataBufferInt;
-import java.awt.image.Raster;
-import java.awt.image.SampleModel;
-import java.awt.image.WritableRaster;
-import org.geotools.coverage.CoverageFactoryFinder;
-import org.geotools.coverage.grid.GridCoverage2D;
-import org.geotools.coverage.grid.GridCoverageFactory;
-import org.geotools.feature.FeatureCollection;
-import org.geotools.feature.FeatureIterator;
-import org.geotools.geometry.Envelope2D;
-import org.geotools.referencing.CRS;
-import org.junit.After;
-import org.junit.Before;
-import org.junit.Test;
-import org.opengis.feature.simple.SimpleFeature;
-import org.opengis.referencing.crs.CoordinateReferenceSystem;
-import static org.junit.Assert.*;
-import org.opengis.util.ProgressListener;
-
-/**
- *
- * @author Michael Bedward <mic...@gm...>
- */
-public class Raster2VectorTest {
- private GridCoverage2D grid = null;
- private static final int[] DATA = {
- 1, 1, 0, 1,
- 0, 1, 0, 0,
- 0, 1, 1, 1,
- 1, 0, 0, 1
- };
-
- private static final int CELL_WIDTH = 100;
- private static final int PERIMETER = 2400;
- private static final int AREA = 90000;
-
- private static final String PROJ_WKT =
- "PROJCS[\"WGS 84 / UTM zone 55S\", " +
- "GEOGCS[\"WGS 84\", " +
- "DATUM[\"World Geodetic System 1984\", " +
- "SPHEROID[\"WGS 84\", 6378137.0, 298.257223563, AUTHORITY[\"EPSG\",\"7030\"]], " +
- "AUTHORITY[\"EPSG\",\"6326\"]], " +
- "PRIMEM[\"Greenwich\", 0.0, AUTHORITY[\"EPSG\",\"8901\"]], " +
- "UNIT[\"degree\", 0.017453292519943295], " +
- "AXIS[\"Geodetic latitude\", NORTH], " +
- "AXIS[\"Geodetic longitude\", EAST], " +
- "AUTHORITY[\"EPSG\",\"4326\"]], " +
- "PROJECTION[\"Transverse Mercator\", AUTHORITY[\"EPSG\",\"9807\"]], " +
- "PARAMETER[\"central_meridian\", 147.0], " +
- "PARAMETER[\"latitude_of_origin\", 0.0], " +
- "PARAMETER[\"scale_factor\", 0.9996], " +
- "PARAMETER[\"false_easting\", 500000.0], " +
- "PARAMETER[\"false_northing\", 10000000.0], " +
- "UNIT[\"m\", 1.0], " +
- "AXIS[\"Easting\", EAST], " +
- "AXIS[\"Northing\", NORTH], " +
- "AUTHORITY[\"EPSG\",\"32755\"]]";
-
- public Raster2VectorTest() {
- }
-
- @Before
- public void setUp() {
- int rows = 4, cols = 4;
-
- /*
- * small raster with 3 regions, two which touch at a corner
- */
- double minX = 700000;
- double maxX = 700400;
- double minY = 5500000;
- double maxY = 5500400;
- CoordinateReferenceSystem crs;
- try {
- crs = CRS.parseWKT(PROJ_WKT);
- } catch(Exception ex) {
- throw new IllegalStateException(ex);
- }
-
- DataBuffer buffer = new DataBufferInt(DATA, rows * cols);
- SampleModel sample = new BandedSampleModel(DataBuffer.TYPE_INT, cols, rows, 1);
- WritableRaster raster = Raster.createWritableRaster(sample, buffer, null);
- Envelope2D envelope = new Envelope2D(crs, minX, minY, maxX - minX, maxY - minY);
-
- GridCoverageFactory factory = CoverageFactoryFinder.getGridCoverageFactory(null);
- grid = factory.create("testcov", raster, envelope);
- }
-
- @After
- public void tearDown() {
- }
-
- /**
- * Test of convert method, of class Raster2Vector.
- */
- @Test
- public void testConvert() {
- System.out.println("convert");
- int band = 0;
- double outside = 0.0d;
- ProgressListener progress = null;
- Raster2Vector instance = new Raster2Vector();
- FeatureCollection result = instance.convert(grid, band, outside, progress);
-
- double perimeter = 0;
- double area = 0;
-
- FeatureIterator iter = result.features();
- try {
- while (iter.hasNext()) {
- SimpleFeature feature = (SimpleFeature)iter.next();
- Polygon poly = (Polygon) feature.getDefaultGeometry();
- perimeter += poly.getLength();
- area += poly.getArea();
- }
- } finally {
- iter.close();
- }
-
- assertTrue(AREA == (int)Math.round(area) && PERIMETER == (int)Math.round(perimeter));
- }
-
-}
\ No newline at end of file
Copied: trunk/modules/unsupported/process/src/test/java/org/geotools/process/raster/RasterToVectorProcessTest.java (from rev 32118, trunk/modules/unsupported/process/src/test/java/org/geotools/process/raster/Raster2VectorTest.java)
===================================================================
--- trunk/modules/unsupported/process/src/test/java/org/geotools/process/raster/RasterToVectorProcessTest.java (rev 0)
+++ trunk/modules/unsupported/process/src/test/java/org/geotools/process/raster/RasterToVectorProcessTest.java 2008-12-30 10:41:56 UTC (rev 32120)
@@ -0,0 +1,151 @@
+/*
+ * To change this template, choose Tools | Templates
+ * and open the template in the editor.
+ */
+
+package org.geotools.process.raster;
+
+import com.vividsolutions.jts.geom.Polygon;
+import java.awt.image.BandedSampleModel;
+import java.awt.image.DataBuffer;
+import java.awt.image.DataBufferInt;
+import java.awt.image.Raster;
+import java.awt.image.SampleModel;
+import java.awt.image.WritableRaster;
+import java.util.HashMap;
+import java.util.HashSet;
+import java.util.Map;
+import java.util.Set;
+import org.geotools.coverage.CoverageFactoryFinder;
+import org.geotools.coverage.grid.GridCoverage2D;
+import org.geotools.coverage.grid.GridCoverageFactory;
+import org.geotools.feature.FeatureCollection;
+import org.geotools.feature.FeatureIterator;
+import org.geotools.geometry.Envelope2D;
+import org.geotools.process.Process;
+import org.geotools.referencing.CRS;
+import org.junit.After;
+import org.junit.Before;
+import org.junit.Test;
+import org.opengis.feature.simple.SimpleFeature;
+import org.opengis.referencing.crs.CoordinateReferenceSystem;
+import org.opengis.util.ProgressListener;
+import static org.junit.Assert.*;
+
+/**
+ *
+ * @author Michael Bedward <mic...@gm...>
+ */
+public class RasterToVectorProcessTest {
+ private GridCoverage2D grid = null;
+ private static final int[] DATA = {
+ 1, 1, 0, 1,
+ 0, 1, 0, 0,
+ 0, 1, 1, 1,
+ 1, 0, 0, 1
+ };
+
+ private static final int CELL_WIDTH = 100;
+ private static final int PERIMETER = 2400;
+ private static final int AREA = 90000;
+
+ private static final String PROJ_WKT =
+ "PROJCS[\"WGS 84 / UTM zone 55S\", " +
+ "GEOGCS[\"WGS 84\", " +
+ "DATUM[\"World Geodetic System 1984\", " +
+ "SPHEROID[\"WGS 84\", 6378137.0, 298.257223563, AUTHORITY[\"EPSG\",\"7030\"]], " +
+ "AUTHORITY[\"EPSG\",\"6326\"]], " +
+ "PRIMEM[\"Greenwich\", 0.0, AUTHORITY[\"EPSG\",\"8901\"]], " +
+ "UNIT[\"degree\", 0.017453292519943295], " +
+ "AXIS[\"Geodetic latitude\", NORTH], " +
+ "AXIS[\"Geodetic longitude\", EAST], " +
+ "AUTHORITY[\"EPSG\",\"4326\"]], " +
+ "PROJECTION[\"Transverse Mercator\", AUTHORITY[\"EPSG\",\"9807\"]], " +
+ "PARAMETER[\"central_meridian\", 147.0], " +
+ "PARAMETER[\"latitude_of_origin\", 0.0], " +
+ "PARAMETER[\"scale_factor\", 0.9996], " +
+ "PARAMETER[\"false_easting\", 500000.0], " +
+ "PARAMETER[\"false_northing\", 10000000.0], " +
+ "UNIT[\"m\", 1.0], " +
+ "AXIS[\"Easting\", EAST], " +
+ "AXIS[\"Northing\", NORTH], " +
+ "AUTHORITY[\"EPSG\",\"32755\"]]";
+
+ public RasterToVectorProcessTest() {
+ }
+
+ @Before
+ public void setUp() {
+ int rows = 4, cols = 4;
+
+ /*
+ * small raster with 3 regions, two which touch at a corner
+ */
+ double minX = 700000;
+ double maxX = 700400;
+ double minY = 5500000;
+ double maxY = 5500400;
+ CoordinateReferenceSystem crs;
+ try {
+ crs = CRS.parseWKT(PROJ_WKT);
+ } catch(Exception ex) {
+ throw new IllegalStateException(ex);
+ }
+
+ DataBuffer buffer = new DataBufferInt(DATA, rows * cols);
+ SampleModel sample = new BandedSampleModel(DataBuffer.TYPE_INT, cols, rows, 1);
+ WritableRaster raster = Raster.createWritableRaster(sample, buffer, null);
+ Envelope2D envelope = new Envelope2D(crs, minX, minY, maxX - minX, maxY - minY);
+
+ GridCoverageFactory factory = CoverageFactoryFinder.getGridCoverageFactory(null);
+ grid = factory.create("testcov", raster, envelope);
+ }
+
+ @After
+ public void tearDown() {
+ }
+
+ /**
+ * Test of convert method, of class RasterToVectorProcess.
+ */
+ @Test
+ public void testConvert() {
+ System.out.println("Vectorizing test grid coverage...");
+ int band = 0;
+ Set<Double> outsideValues = new HashSet<Double>();
+ outsideValues.add(0d);
+
+ ProgressListener progress = null;
+ Process r2v = (new RasterToVectorFactory()).create();
+
+ Map<String, Object> input = new HashMap<String, Object>();
+ input.put(RasterToVectorFactory.RASTER.key, grid);
+ input.put(RasterToVectorFactory.BAND.key, band);
+ input.put(RasterToVectorFactory.OUTSIDE.key, outsideValues);
+
+ //FeatureCollection result =
+ Map<String, Object> result = r2v.execute(input, progress);
+
+ double perimeter = 0;
+ double area = 0;
+
+ FeatureCollection fc = (FeatureCollection) result.get(RasterToVectorFactory.FEATURES);
+ FeatureIterator iter = fc.features();
+ try {
+ while (iter.hasNext()) {
+ SimpleFeature feature = (SimpleFeature)iter.next();
+ Polygon poly = (Polygon) feature.getDefaultGeometry();
+ perimeter += poly.getLength();
+ area += poly.getArea();
+ }
+ } finally {
+ iter.close();
+ }
+
+ System.out.println("Total feature area: expected " + AREA + " got " + (int)Math.round(area));
+ System.out.println("Total feature perimeter: expected " + PERIMETER + " got " + (int)Math.round(perimeter));
+
+ assertTrue(AREA == (int)Math.round(area) && PERIMETER == (int)Math.round(perimeter));
+ }
+
+}
\ No newline at end of file
Property changes on: trunk/modules/unsupported/process/src/test/java/org/geotools/process/raster/RasterToVectorProcessTest.java
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Name: svn:mergeinfo
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