org.deegree.rendering.r2d
Class Java2DRasterRenderer

java.lang.Object
  org.deegree.rendering.r2d.Java2DRasterRenderer

All Implemented Interfaces:

RasterRenderer

public class Java2DRasterRenderer
extends Object
implements RasterRenderer

Java2DRasterRenderer

Version:

$Revision: 19497 $, $Date: 2009-09-11 $

Author:

Andrei Aiordachioaie, last edited by: $Author: aaiordachioaie $

Constructor Summary

Java2DRasterRenderer(Graphics2D graphics)

Java2DRasterRenderer(Graphics2D graphics, int width, int height, Envelope bbox)

Method Summary

AbstractRaster	performHillShading(AbstractRaster raster, RasterStyling style) Perform the hill-shading algorithm on a DEM raster.
void	render(RasterStyling styling, AbstractRaster raster)

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

Java2DRasterRenderer

public Java2DRasterRenderer(Graphics2D graphics,
                            int width,
                            int height,
                            Envelope bbox)

Parameters:

graphics -

width -

height -

bbox -

Java2DRasterRenderer

public Java2DRasterRenderer(Graphics2D graphics)

Parameters:

graphics -

Method Detail

render

public void render(RasterStyling styling,
                   AbstractRaster raster)

Specified by:

render in interface RasterRenderer

performHillShading

public AbstractRaster performHillShading(AbstractRaster raster,
                                         RasterStyling style)

Perform the hill-shading algorithm on a DEM raster. Based on algorithm presented at http://edndoc.esri.com/arcobjects/9.2/net/shared/geoprocessing/spatial_analyst_tools/how_hillshade_works.htm

Parameters:

raster - Input raster, containing a DEM, with R rows and C columns

style -

Returns:

a gray-scale raster (with bytes), with R-2 rows and C-2 columns