org.deegree.ogcwebservices.wpvs.j3d
Class HeightMapTerrain

java.lang.Object
  javax.media.j3d.SceneGraphObject
      javax.media.j3d.Node
          javax.media.j3d.Leaf
              javax.media.j3d.Shape3D
                  org.deegree.ogcwebservices.wpvs.j3d.TerrainModel
                      org.deegree.ogcwebservices.wpvs.j3d.HeightMapTerrain

Direct Known Subclasses:

TexturedHeightMapTerrain

public class HeightMapTerrain
extends TerrainModel

Version:

$Revision: 20601 $, $Date: 2009-11-05 16:25:55 +0100 (Do, 05 Nov 2009) $

Author:

Andreas Poth, last edited by: $Author: rbezema $

Field Summary

Fields inherited from class javax.media.j3d.Shape3D

ALLOW_APPEARANCE_OVERRIDE_READ, ALLOW_APPEARANCE_OVERRIDE_WRITE, ALLOW_APPEARANCE_READ, ALLOW_APPEARANCE_WRITE, ALLOW_COLLISION_BOUNDS_READ, ALLOW_COLLISION_BOUNDS_WRITE, ALLOW_GEOMETRY_READ, ALLOW_GEOMETRY_WRITE

Fields inherited from class javax.media.j3d.Node

ALLOW_AUTO_COMPUTE_BOUNDS_READ, ALLOW_AUTO_COMPUTE_BOUNDS_WRITE, ALLOW_BOUNDS_READ, ALLOW_BOUNDS_WRITE, ALLOW_COLLIDABLE_READ, ALLOW_COLLIDABLE_WRITE, ALLOW_LOCAL_TO_VWORLD_READ, ALLOW_LOCALE_READ, ALLOW_PARENT_READ, ALLOW_PICKABLE_READ, ALLOW_PICKABLE_WRITE, ENABLE_COLLISION_REPORTING, ENABLE_PICK_REPORTING

Constructor Summary

HeightMapTerrain(float width, float depth, float[][] heights, int geometryType, boolean centerTerrain, org.j3d.geom.terrain.ColorRampGenerator colorGenerator)

HeightMapTerrain(float width, float depth, float[][] heights, javax.vecmath.Vector3f translation, int geometryType, boolean centerTerrain)

Method Summary

protected javax.media.j3d.GeometryArray	createGeometryArray(org.j3d.geom.GeometryData data, int format) Methodfor creating a GeometryArray depending on the passed array format. supported are:
void	createTerrain() Must be called before rendering the terrain!!
int	getGeometryType()
float	getTerrainDepth()
float[][]	getTerrainHeights() Generate height values only based on the current configuration.
float	getTerrainWidth()
javax.vecmath.Vector3f	getTranslation()
boolean	isTerrainCentered()

Methods inherited from class org.deegree.ogcwebservices.wpvs.j3d.TerrainModel

getTexture, setTexture, toString

Methods inherited from class javax.media.j3d.Shape3D

addGeometry, cloneNode, duplicateNode, getAllGeometries, getAppearance, getAppearanceOverrideEnable, getBounds, getCollisionBounds, getGeometry, getGeometry, indexOfGeometry, insertGeometry, intersect, intersect, intersect, numGeometries, removeAllGeometries, removeGeometry, removeGeometry, setAppearance, setAppearanceOverrideEnable, setCollisionBounds, setGeometry, setGeometry

Methods inherited from class javax.media.j3d.Node

cloneTree, cloneTree, cloneTree, cloneTree, cloneTree, cloneTree, getBoundsAutoCompute, getCollidable, getLocale, getLocalToVworld, getLocalToVworld, getParent, getPickable, setBounds, setBoundsAutoCompute, setCollidable, setPickable

Methods inherited from class javax.media.j3d.SceneGraphObject

clearCapability, clearCapabilityIsFrequent, duplicateSceneGraphObject, getCapability, getCapabilityIsFrequent, getName, getUserData, isCompiled, isLive, setCapability, setCapabilityIsFrequent, setName, setUserData, updateNodeReferences

Methods inherited from class java.lang.Object

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

Constructor Detail

HeightMapTerrain

public HeightMapTerrain(float width,
                        float depth,
                        float[][] heights,
                        javax.vecmath.Vector3f translation,
                        int geometryType,
                        boolean centerTerrain)

Parameters:

width - width of the terrains bbox

depth - depth/height of the terrains bbox

heights - terrain data; heights

translation - of the lowerleft point of the heightmap to the lowerleftpoint of the Java3D model.

geometryType - defines the type/format of the used GeometryArray. supported are:

• GeometryData.TRIANGLES
• GeometryData.QUADS
• GeometryData.INDEXED_QUADS
• GeometryData.INDEXED_TRIANGLES
• GeometryData.TRIANGLE_STRIPS
• GeometryData.TRIANGLE_FANS
• GeometryData.INDEXED_TRIANGLE_STRIPS:
• GeometryData.INDEXED_TRIANGLE_FANS

centerTerrain -

HeightMapTerrain

public HeightMapTerrain(float width,
                        float depth,
                        float[][] heights,
                        int geometryType,
                        boolean centerTerrain,
                        org.j3d.geom.terrain.ColorRampGenerator colorGenerator)

Parameters:

width - width of the terrains bbox

depth - depth/height of the terrains bbox

heights - terrain data; heights

geometryType - for a description see HeightMapTerrain(float, float, float[][], Vector3f, int, boolean)

centerTerrain -

colorGenerator -

Method Detail

getTerrainHeights

public float[][] getTerrainHeights()

Generate height values only based on the current configuration.

Returns:

The last generated height values

createTerrain

public void createTerrain()

Must be called before rendering the terrain!!

Specified by:

createTerrain in class TerrainModel

getTerrainDepth

public float getTerrainDepth()

Returns:

the terrainDepth value.

getTerrainWidth

public float getTerrainWidth()

Returns:

the terrainWidth value.

isTerrainCentered

public boolean isTerrainCentered()

Returns:

true if the Terrain should be centered.

getGeometryType

public int getGeometryType()

Returns:

the geometryType. For a description of possible values see HeightMapTerrain(float, float, float[][], Vector3f, int, boolean)

createGeometryArray

protected javax.media.j3d.GeometryArray createGeometryArray(org.j3d.geom.GeometryData data,
                                                            int format)

Methodfor creating a GeometryArray depending on the passed array format. supported are:

Parameters:

data - actual geometry

format - the Internal formats the GeometryArray should have see GeometryArray.GeometryArray(int, int);

Returns:

a GeometryArray instantiated according to the GeometryType in the GeometryData.

getTranslation

public javax.vecmath.Vector3f getTranslation()

Returns:

the translation value.