Examples with SceneDef org.geotoolkit.display2d.service.SceneDef used on opensource projects

Example 26 with SceneDef

use of org.geotoolkit.display2d.service.SceneDef in project geotoolkit by Geomatys.

the class GeometryExpressionTest method bufferGeoTest.

/**
 * Test a geo buffer expression around geometry.
 *
 * TODO : make a real test case
 */
@Ignore
@Test
public void bufferGeoTest() throws Exception {
    final CoordinateReferenceSystem crs2154 = CRS.forCode("EPSG:2154");
    final CoordinateReferenceSystem crs3857 = CRS.forCode("EPSG:3857");
    final FeatureTypeBuilder ftb = new FeatureTypeBuilder();
    ftb.setName("test");
    ftb.addAttribute(Point.class).setName("geom").setCRS(crs2154);
    final FeatureType type = ftb.build();
    final Point point = GO2Utilities.JTS_FACTORY.createPoint(new Coordinate(0, 0));
    JTS.setCRS(point, crs2154);
    final Feature feature = type.newInstance();
    feature.setPropertyValue("geom", point);
    final Expression geomExp = FF.function("bufferGeo", new Expression[] { FF.property("geom"), FF.literal(100), FF.literal("m") });
    final Stroke stroke = SF.stroke(Color.BLACK, 10);
    final Fill fill = SF.fill(Color.RED);
    final PolygonSymbolizer symbolizer = SF.polygonSymbolizer("", geomExp, DEFAULT_DESCRIPTION, Units.METRE, stroke, fill, DEFAULT_DISPLACEMENT, LITERAL_ZERO_FLOAT);
    final MutableStyle style = SF.style(symbolizer);
    final MapLayers context = MapBuilder.createContext();
    final MapLayer fml = MapBuilder.createLayer(FeatureStoreUtilities.collection(feature));
    fml.setStyle(style);
    context.getComponents().add(fml);
    final GeneralEnvelope env = new GeneralEnvelope(crs3857);
    final Point pt = (Point) org.apache.sis.internal.feature.jts.JTS.transform(point, CRS.findOperation(crs2154, crs3857, null).getMathTransform());
    env.setRange(0, pt.getX() - 500, pt.getX() + 500);
    env.setRange(1, pt.getY() - 500, pt.getY() + 500);
    final CanvasDef canvasDef = new CanvasDef();
    canvasDef.setEnvelope(env);
    canvasDef.setDimension(new Dimension(100, 100));
    canvasDef.setBackground(Color.WHITE);
    final SceneDef sceneDef = new SceneDef(context);
    final BufferedImage image = DefaultPortrayalService.portray(canvasDef, sceneDef);
    ImageIO.write(image, "png", new File("test.png"));
    // we must obtain a red point of 20pixel width at image center
    final int red = Color.RED.getRGB();
    final int white = Color.WHITE.getRGB();
    Assert.assertEquals(white, image.getRGB(20, 9));
    Assert.assertEquals(red, image.getRGB(20, 11));
    Assert.assertEquals(red, image.getRGB(20, 20));
    Assert.assertEquals(red, image.getRGB(20, 29));
    Assert.assertEquals(white, image.getRGB(20, 31));
    Assert.assertEquals(white, image.getRGB(9, 20));
    Assert.assertEquals(red, image.getRGB(11, 20));
    Assert.assertEquals(red, image.getRGB(20, 20));
    Assert.assertEquals(red, image.getRGB(29, 20));
    Assert.assertEquals(white, image.getRGB(31, 20));
}

Example 27 with SceneDef

use of org.geotoolkit.display2d.service.SceneDef in project geotoolkit by Geomatys.

the class MokSymbolizerTest method testSymbolizer.

@Test
public void testSymbolizer() throws PortrayalException {
    final CanvasDef cdef = new CanvasDef(new Dimension(500, 500), env);
    // test normal pass
    Hints hints = new Hints();
    hints.put(GO2Hints.KEY_MULTI_THREAD, Boolean.FALSE);
    MokSymbolizerRenderer.called = 0;
    cdef.setBackground(Color.WHITE);
    DefaultPortrayalService.portray(cdef, new SceneDef(context, hints));
    assertEquals(5, MokSymbolizerRenderer.called);
    // test multithread
    hints = new Hints();
    hints.put(GO2Hints.KEY_MULTI_THREAD, Boolean.TRUE);
    MokSymbolizerRenderer.called = 0;
    DefaultPortrayalService.portray(cdef, new SceneDef(context, hints));
    assertEquals(5, MokSymbolizerRenderer.called);
}

Example 28 with SceneDef

use of org.geotoolkit.display2d.service.SceneDef in project geotoolkit by Geomatys.

the class RasterSymbolizerTest method renderRGB8BitsCoverage.

/**
 * Render a coverage with :
 * - 3 sample dimensions R,G,B
 * - 1 byte per sample
 * - Component color model
 * - 1 raster, not tiled
 */
@Test
public void renderRGB8BitsCoverage() throws FactoryException, PortrayalException {
    final BufferedImage image = new BufferedImage(360, 180, BufferedImage.TYPE_INT_RGB);
    image.setRGB(0, 0, Color.RED.getRGB());
    image.setRGB(359, 0, Color.GREEN.getRGB());
    image.setRGB(0, 179, Color.BLUE.getRGB());
    final GridExtent extent = new GridExtent(360, 180);
    final AffineTransform2D gridToCrs = new AffineTransform2D(1, 0, 0, 1, 0, 0);
    final GridGeometry grid = new GridGeometry(extent, PixelInCell.CELL_CENTER, gridToCrs, CommonCRS.WGS84.normalizedGeographic());
    /*
         * We volontarely name samples 1,2,3 to avoid use of names as a hint.
         */
    final SampleDimension red = new SampleDimension.Builder().setName("1").build();
    final SampleDimension green = new SampleDimension.Builder().setName("2").build();
    final SampleDimension blue = new SampleDimension.Builder().setName("3").build();
    final GridCoverage2D coverage = new GridCoverage2D(grid, Arrays.asList(red, green, blue), image);
    final MapLayers context = MapBuilder.createContext();
    context.getComponents().add(MapBuilder.createCoverageLayer(new InMemoryGridCoverageResource(coverage)));
    final CanvasDef cdef = new CanvasDef(grid);
    final SceneDef sdef = new SceneDef(context);
    final BufferedImage result = DefaultPortrayalService.portray(cdef, sdef);
    assertEquals(Color.RED.getRGB(), result.getRGB(0, 0));
    assertEquals(Color.GREEN.getRGB(), result.getRGB(359, 0));
    assertEquals(Color.BLUE.getRGB(), result.getRGB(0, 179));
}