git-svn-id: https://jmonkeyengine.googlecode.com/svn/trunk@8699 75d07b2b-3a1a-0410-a2c5-0572b91ccdca3.0
nor..67
13 years ago
parent
9e18ec6184
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/* |
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* To change this template, choose Tools | Templates |
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* and open the template in the editor. |
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*/ |
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package com.jme3.terrain.geomipmap.grid; |
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import com.jme3.export.JmeExporter; |
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import com.jme3.export.JmeImporter; |
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import com.jme3.math.Vector3f; |
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import com.jme3.terrain.MapUtils; |
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import com.jme3.terrain.geomipmap.TerrainQuad; |
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import com.jme3.terrain.heightmap.AbstractHeightMap; |
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import com.jme3.terrain.heightmap.Grayscale16BitHeightMap; |
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import com.jme3.terrain.heightmap.HeightMap; |
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import java.awt.image.BufferedImage; |
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import java.io.File; |
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import java.io.IOException; |
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import java.nio.FloatBuffer; |
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import javax.imageio.ImageIO; |
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import org.novyon.noise.Basis; |
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/** |
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* |
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* @author Anthyon, normenhansen |
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*/ |
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public class FractalTileLoader { |
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public class FloatBufferHeightMap extends AbstractHeightMap { |
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private final FloatBuffer buffer; |
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public FloatBufferHeightMap(FloatBuffer buffer) { |
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this.buffer = buffer; |
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} |
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@Override |
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public boolean load() { |
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this.heightData = this.buffer.array(); |
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return true; |
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} |
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} |
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private int patchSize; |
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private int quadSize; |
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private final Basis base; |
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private final String cacheDir; |
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private final float heightScale; |
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public FractalTileLoader(Basis base, String cacheDir, float heightScale) { |
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this.base = base; |
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this.cacheDir = cacheDir; |
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this.heightScale = heightScale; |
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} |
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private HeightMap getHeightMapAt(Vector3f location) { |
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AbstractHeightMap heightmap = null; |
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if (this.cacheDir != null && new File(this.cacheDir, "terrain_" + (int) location.x + "_" + (int) location.z + ".png").exists()) { |
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try { |
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BufferedImage im = null; |
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im = ImageIO.read(new File(this.cacheDir, "terrain_" + (int) location.x + "_" + (int) location.z + ".png")); |
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heightmap = new Grayscale16BitHeightMap(im); |
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heightmap.setHeightScale(heightScale); |
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} catch (IOException e) {} |
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} else { |
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FloatBuffer buffer = this.base.getBuffer(location.x * (this.patchSize - 1), location.z * (this.patchSize - 1), 0, this.patchSize); |
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if (this.cacheDir != null) { |
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MapUtils.saveImage(MapUtils.toGrayscale16Image(buffer, this.patchSize), new File(this.cacheDir, "terrain_" + (int) location.x |
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+ "_" + (int) location.z + ".png")); |
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} |
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float[] arr = buffer.array(); |
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for (int i = 0; i < arr.length; i++) { |
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arr[i] = arr[i] * this.heightScale; |
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} |
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heightmap = new FloatBufferHeightMap(buffer); |
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} |
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heightmap.load(); |
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return heightmap; |
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} |
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public TerrainQuad getTerrainQuadAt(Vector3f location) { |
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HeightMap heightMapAt = getHeightMapAt(location); |
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TerrainQuad q = new TerrainQuad("Quad" + location, patchSize, quadSize, heightMapAt == null ? null : heightMapAt.getHeightMap()); |
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return q; |
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} |
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public void setPatchSize(int patchSize) { |
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this.patchSize = patchSize; |
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} |
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public void setQuadSize(int quadSize) { |
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this.quadSize = quadSize; |
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} |
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public void write(JmeExporter ex) throws IOException { |
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//TODO: serialization
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} |
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public void read(JmeImporter im) throws IOException { |
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//TODO: serialization
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} |
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} |
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@ -0,0 +1,148 @@ |
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/* |
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* To change this template, choose Tools | Templates |
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* and open the template in the editor. |
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*/ |
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package com.jme3.terrain.geomipmap.grid; |
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import com.jme3.asset.AssetInfo; |
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import com.jme3.asset.AssetKey; |
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import com.jme3.asset.AssetManager; |
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import com.jme3.asset.AssetNotFoundException; |
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import com.jme3.export.JmeExporter; |
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import com.jme3.export.JmeImporter; |
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import com.jme3.math.Vector3f; |
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import com.jme3.terrain.geomipmap.TerrainGridTileLoader; |
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import com.jme3.terrain.geomipmap.TerrainQuad; |
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import com.jme3.terrain.heightmap.AbstractHeightMap; |
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import com.jme3.terrain.heightmap.Grayscale16BitHeightMap; |
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import com.jme3.terrain.heightmap.HeightMap; |
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import com.jme3.terrain.heightmap.ImageBasedHeightMap; |
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import com.jme3.terrain.heightmap.ImageHeightmap; |
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import com.jme3.terrain.heightmap.Namer; |
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import java.awt.image.BufferedImage; |
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import java.io.IOException; |
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import java.io.InputStream; |
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import java.util.logging.Level; |
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import java.util.logging.Logger; |
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import javax.imageio.ImageIO; |
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/** |
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* |
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* @author Anthyon, normenhansen |
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*/ |
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public class ImageTileLoader implements TerrainGridTileLoader{ |
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private static final Logger logger = Logger.getLogger(ImageTileLoader.class.getName()); |
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private final AssetManager assetManager; |
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private final Namer namer; |
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private int patchSize; |
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private int quadSize; |
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private int imageType = BufferedImage.TYPE_USHORT_GRAY; // 16 bit grayscale
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private ImageHeightmap customImageHeightmap; |
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public ImageTileLoader(final String textureBase, final String textureExt, AssetManager assetManager) { |
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this(assetManager, new Namer() { |
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public String getName(int x, int y) { |
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return textureBase + "_" + x + "_" + y + "." + textureExt; |
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} |
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}); |
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} |
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public ImageTileLoader(AssetManager assetManager, Namer namer) { |
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this.assetManager = assetManager; |
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this.namer = namer; |
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} |
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/** |
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* Lets you specify the type of images that are being loaded. All images |
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* must be the same type. |
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* @param imageType eg. BufferedImage.TYPE_USHORT_GRAY |
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*/ |
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public void setImageType(int imageType) { |
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this.imageType = imageType; |
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} |
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/** |
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* The ImageHeightmap that will parse the image type that you |
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* specify with setImageType(). |
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* @param customImageHeightmap must extend AbstractHeightmap |
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*/ |
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public void setCustomImageHeightmap(ImageHeightmap customImageHeightmap) { |
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if (!(customImageHeightmap instanceof AbstractHeightMap)) { |
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throw new IllegalArgumentException("customImageHeightmap must be an AbstractHeightMap!"); |
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} |
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this.customImageHeightmap = customImageHeightmap; |
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} |
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private HeightMap getHeightMapAt(Vector3f location) { |
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// HEIGHTMAP image (for the terrain heightmap)
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int x = (int) location.x; |
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int z = (int) location.z; |
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AbstractHeightMap heightmap = null; |
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BufferedImage im = null; |
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try { |
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String name = namer.getName(x, z); |
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logger.log(Level.INFO, "Loading heightmap from file: {0}", name); |
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final AssetInfo assetInfo = assetManager.locateAsset(new AssetKey(name)); |
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if (assetInfo != null){ |
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InputStream in = assetInfo.openStream(); |
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im = ImageIO.read(in); |
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} else { |
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im = new BufferedImage(patchSize, patchSize, imageType); |
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logger.log(Level.WARNING, "File: {0} not found, loading zero heightmap instead", name); |
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} |
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// CREATE HEIGHTMAP
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if (imageType == BufferedImage.TYPE_USHORT_GRAY) { |
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heightmap = new Grayscale16BitHeightMap(im); |
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} else if (imageType == BufferedImage.TYPE_3BYTE_BGR) { |
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heightmap = new ImageBasedHeightMap(im); |
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} else if (customImageHeightmap != null && customImageHeightmap instanceof AbstractHeightMap) { |
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// If it gets here, it means you have specified a different image type, and you must
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// then also supply a custom image heightmap class that can parse that image into
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// a heightmap.
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customImageHeightmap.setImage(im); |
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heightmap = (AbstractHeightMap) customImageHeightmap; |
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} else { |
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// error, no supported image format and no custom image heightmap specified
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if (customImageHeightmap == null) |
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logger.log(Level.SEVERE, "Custom image type specified [{0}] but no customImageHeightmap declared! Use setCustomImageHeightmap()",imageType); |
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if (!(customImageHeightmap instanceof AbstractHeightMap)) |
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logger.severe("customImageHeightmap must be an AbstractHeightMap!"); |
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return null; |
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} |
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heightmap.setHeightScale(256); |
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heightmap.load(); |
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} catch (IOException e) { |
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} catch (AssetNotFoundException e) { |
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} |
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return heightmap; |
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} |
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public void setSize(int size) { |
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this.patchSize = size - 1; |
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} |
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public TerrainQuad getTerrainQuadAt(Vector3f location) { |
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HeightMap heightMapAt = getHeightMapAt(location); |
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TerrainQuad q = new TerrainQuad("Quad" + location, patchSize, quadSize, heightMapAt == null ? null : heightMapAt.getHeightMap()); |
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return q; |
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} |
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public void setPatchSize(int patchSize) { |
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this.patchSize = patchSize; |
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} |
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public void setQuadSize(int quadSize) { |
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this.quadSize = quadSize; |
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} |
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public void write(JmeExporter ex) throws IOException { |
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//TODO: serialization
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} |
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public void read(JmeImporter im) throws IOException { |
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//TODO: serialization
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} |
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} |
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