Examples of org.geotools.renderer.lite.gridcoverage2d.GridCoverageRenderer

Package org.geotools.renderer.lite.gridcoverage2d

Examples of org.geotools.renderer.lite.gridcoverage2d.GridCoverageRenderer

org.geotools.renderer.lite.gridcoverage2d.GridCoverageRenderer
A helper class for rendering {@link GridCoverage} objects. @author Simone Giannecchini, GeoSolutions SAS @author Andrea Aime, GeoSolutions SAS @author Alessio Fabiani, GeoSolutions SAS @source $URL$ @version $Id$

                // If the grid object is a reader we ask him to do its best for the
                // requested resolution, if it is a gridcoverage instead we have to
                // rely on the gridocerage renderer itself.
                //
                // /////////////////////////////////////////////////////////////////
                final GridCoverageRenderer gcr = new GridCoverageRenderer(destinationCRS,
                        originalMapExtent, screenSize, worldToScreen, java2dHints);


                Interpolation interpolation = getRenderingInterpolation();
                gcr.paint(graphics, reader, readParams, symbolizer, interpolation, null);


                if (LOGGER.isLoggable(Level.FINE)) {
                    LOGGER.fine("Raster rendered");
                }

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        ReferencedEnvelope mapExtent = new ReferencedEnvelope(-20037508.34, 20037508.34,
                -20037508.34, 20037508.34, googleMercator);
        Rectangle screenSize = new Rectangle(200, (int) (mapExtent.getHeight()
                / mapExtent.getWidth() * 200));
        AffineTransform w2s = RendererUtilities.worldToScreenTransform(mapExtent, screenSize);
        GridCoverageRenderer renderer = new GridCoverageRenderer(googleMercator, mapExtent,
                screenSize, w2s);


        RasterSymbolizer rasterSymbolizer = new StyleBuilder().createRasterSymbolizer();
        GridCoverage2D coverage = worldReader.read(null);
        RenderedImage image = renderer.renderImage(coverage, rasterSymbolizer,
                Interpolation.getInstance(Interpolation.INTERP_NEAREST), Color.RED, 256, 256);
        File reference = new File(
                "src/test/resources/org/geotools/renderer/lite/gridcoverage2d/googleMercator.png");
        ImageAssert.assertEquals(reference, image, 0);
    }

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        ReferencedEnvelope mapExtent = new ReferencedEnvelope(-38448446.580832, 38448446.580832,
                -44138127.016561, 44138127.016561, googleMercator);
        Rectangle screenSize = new Rectangle(400, (int) (mapExtent.getHeight()
                / mapExtent.getWidth() * 400));
        AffineTransform w2s = RendererUtilities.worldToScreenTransform(mapExtent, screenSize);
        GridCoverageRenderer renderer = new GridCoverageRenderer(googleMercator, mapExtent,
                screenSize, w2s);


        RasterSymbolizer rasterSymbolizer = new StyleBuilder().createRasterSymbolizer();
        RenderedImage image = renderer.renderImage(worldReader, null, rasterSymbolizer, Interpolation.getInstance(Interpolation.INTERP_NEAREST),
                Color.RED, 256, 256);
        File reference = new File(
                "src/test/resources/org/geotools/renderer/lite/gridcoverage2d/googleMercatorLargerThanWorld.png");
        ImageAssert.assertEquals(reference, image, 0);
    }

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        CoordinateReferenceSystem googleMercator = CRS.decode("EPSG:3857");
        ReferencedEnvelope mapExtent = new ReferencedEnvelope(-70650900.64528, 32797834.549784,
                -25517354.68145, 26207012.916082, googleMercator);
        Rectangle screenSize = new Rectangle(600, 300);
        AffineTransform w2s = RendererUtilities.worldToScreenTransform(mapExtent, screenSize);
        GridCoverageRenderer renderer = new GridCoverageRenderer(googleMercator, mapExtent,
                screenSize, w2s);


        RasterSymbolizer rasterSymbolizer = new StyleBuilder().createRasterSymbolizer();
        RenderedImage image = renderer.renderImage(worldReader, null, rasterSymbolizer, Interpolation.getInstance(Interpolation.INTERP_NEAREST),
                Color.RED, 256, 256);
        File reference = new File(
                "src/test/resources/org/geotools/renderer/lite/gridcoverage2d/googleMercatorBlackLine.png");
        ImageAssert.assertEquals(reference, image, 0);
    }

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        CoordinateReferenceSystem googleMercator = CRS.decode("EPSG:3857");
        ReferencedEnvelope mapExtent = new ReferencedEnvelope(20037508.34, 40075016.68, 0,
                20037508.34, googleMercator);
        Rectangle screenSize = new Rectangle(256, 256);
        AffineTransform w2s = RendererUtilities.worldToScreenTransform(mapExtent, screenSize);
        GridCoverageRenderer renderer = new GridCoverageRenderer(googleMercator, mapExtent,
                screenSize, w2s);


        RasterSymbolizer rasterSymbolizer = new StyleBuilder().createRasterSymbolizer();
        RenderedImage image = renderer.renderImage(worldReader, null, rasterSymbolizer, Interpolation.getInstance(Interpolation.INTERP_NEAREST),
                Color.RED, 256, 256);
        File reference = new File(
                "src/test/resources/org/geotools/renderer/lite/gridcoverage2d/googleMercatorTouchDateline.png");
        ImageAssert.assertEquals(reference, image, 0);
    }

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        ReferencedEnvelope mapExtent = new ReferencedEnvelope(10, 350, -90, 90,
                DefaultGeographicCRS.WGS84);
        Rectangle screenSize = new Rectangle(500, (int) (mapExtent.getHeight()
                / mapExtent.getWidth() * 500));
        AffineTransform w2s = RendererUtilities.worldToScreenTransform(mapExtent, screenSize);
        GridCoverageRenderer renderer = new GridCoverageRenderer(DefaultGeographicCRS.WGS84,
                mapExtent, screenSize, w2s);


        RasterSymbolizer rasterSymbolizer = new StyleBuilder().createRasterSymbolizer();


        RenderedImage image = renderer.renderImage(worldReader, null, rasterSymbolizer, Interpolation.getInstance(Interpolation.INTERP_NEAREST),
                Color.RED, 256, 256);
        File reference = new File(
                "src/test/resources/org/geotools/renderer/lite/gridcoverage2d/wrapDatelineNearest.png");
        ImageAssert.assertEquals(reference, image, 0);
    }

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    public void testCrashOutsideValidArea() throws Exception {
        ReferencedEnvelope mapExtent = new ReferencedEnvelope(0.00023726353151687, 180.00025801626,
                -269.99984914217, -89.999828389438, DefaultGeographicCRS.WGS84);
        Rectangle screenSize = new Rectangle(256, 256);
        AffineTransform w2s = RendererUtilities.worldToScreenTransform(mapExtent, screenSize);
        GridCoverageRenderer renderer = new GridCoverageRenderer(DefaultGeographicCRS.WGS84,
                mapExtent, screenSize, w2s);


        RasterSymbolizer rasterSymbolizer = new StyleBuilder().createRasterSymbolizer();


        RenderedImage image = renderer.renderImage(worldReader, null, rasterSymbolizer,
                Interpolation.getInstance(Interpolation.INTERP_NEAREST), Color.RED, 256, 256);
        assertNull(image);
    }

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        ReferencedEnvelope mapExtent = new ReferencedEnvelope(10, 350, -90, 90,
                DefaultGeographicCRS.WGS84);
        Rectangle screenSize = new Rectangle(500, (int) (mapExtent.getHeight()
                / mapExtent.getWidth() * 500));
        AffineTransform w2s = RendererUtilities.worldToScreenTransform(mapExtent, screenSize);
        GridCoverageRenderer renderer = new GridCoverageRenderer(DefaultGeographicCRS.WGS84,
                mapExtent, screenSize, w2s);


        RasterSymbolizer rasterSymbolizer = new StyleBuilder().createRasterSymbolizer();


        RenderedImage image = renderer.renderImage(worldReader, null, rasterSymbolizer, Interpolation.getInstance(Interpolation.INTERP_BICUBIC),
                Color.RED, 256, 256);
        File reference = new File(
                "src/test/resources/org/geotools/renderer/lite/gridcoverage2d/wrapDatelineBicubic.png");
        ImageAssert.assertEquals(reference, image, 0);
    }

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        // System.out.println(mapExtent.transform(DefaultGeographicCRS.WGS84, true).transform(crs,
        // true));
        Rectangle screenSize = new Rectangle(400, (int) (mapExtent.getHeight()
                / mapExtent.getWidth() * 400));
        AffineTransform w2s = RendererUtilities.worldToScreenTransform(mapExtent, screenSize);
        GridCoverageRenderer renderer = new GridCoverageRenderer(
                mapExtent.getCoordinateReferenceSystem(),
                mapExtent, screenSize, w2s);


        RasterSymbolizer rasterSymbolizer = new StyleBuilder().createRasterSymbolizer();


        RenderedImage image = renderer.renderImage(worldReader, null, rasterSymbolizer, Interpolation.getInstance(Interpolation.INTERP_BICUBIC),
                Color.RED, 256, 256);
        assertNotNull(image);
        File reference = new File(
                "src/test/resources/org/geotools/renderer/lite/gridcoverage2d/utm.png");
        ImageAssert.assertEquals(reference, image, 0);

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                -1000000, crs);


        Rectangle screenSize = new Rectangle(400, (int) (mapExtent.getHeight()
                / mapExtent.getWidth() * 400));
        AffineTransform w2s = RendererUtilities.worldToScreenTransform(mapExtent, screenSize);
        GridCoverageRenderer renderer = new GridCoverageRenderer(
                mapExtent.getCoordinateReferenceSystem(), mapExtent, screenSize, w2s);


        RasterSymbolizer rasterSymbolizer = new StyleBuilder().createRasterSymbolizer();


        RenderedImage image = renderer.renderImage(worldReader, null, rasterSymbolizer, Interpolation.getInstance(Interpolation.INTERP_NEAREST),
                Color.RED, 256, 256);
        assertNotNull(image);
        File reference = new File(
                "src/test/resources/org/geotools/renderer/lite/gridcoverage2d/polar.png");
        ImageAssert.assertEquals(reference, image, 0);

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com.vividsolutions.jts.geom.Polygon

org.geoserver.wms.map.RenderedImageMapOutputFormat

org.geotools.coverage.grid.GridCoverage2D

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org.geotools.coverage.grid.GridGeometry2D

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