99 lines
3.4 KiB
Java
99 lines
3.4 KiB
Java
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package sg.util;
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import java.io.BufferedInputStream;
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import java.io.ByteArrayInputStream;
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import java.io.ByteArrayOutputStream;
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import java.io.IOException;
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import java.net.URISyntaxException;
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import java.net.URL;
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import com.jme.bounding.BoundingBox;
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import com.jme.scene.Node;
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import com.jme.scene.Spatial;
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import com.jme.util.export.binary.BinaryImporter;
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import com.jme.util.resource.ResourceLocatorTool;
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import com.jme.util.resource.SimpleResourceLocator;
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import com.jmex.model.converters.AseToJme;
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import com.jmex.model.converters.MaxToJme;
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import com.jmex.model.converters.Md2ToJme;
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import com.jmex.model.converters.Md3ToJme;
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import com.jmex.model.converters.MilkToJme;
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import com.jmex.model.converters.ObjToJme;
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/**
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* Helper class for loading models and other stuff. Currently only loads JME
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* binary models, but it's easily customizable for loading other types.
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*
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* @author Erick B Passos
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*
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*/
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public class Util {
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// So JME can find the model textures easily.
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private static URL textureSearchPath;
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static {
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textureSearchPath = Util.class.getClassLoader().getResource("tancz/test/physics/vehicle/data/");
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try {
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ResourceLocatorTool.addResourceLocator(ResourceLocatorTool.TYPE_TEXTURE, new SimpleResourceLocator(textureSearchPath));
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} catch (URISyntaxException e) {
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e.printStackTrace();
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}
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}
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/**
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* Loads a model from file, creating a bounding box for it.
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* @param path Path to jme file.
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* @return loaded model
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* @throws IOException
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*/
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public static Node loadModel(String path) {
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try {
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Node node = new Node();
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BufferedInputStream in = new BufferedInputStream(FileFinder.findURL(path).openStream());
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String ext = FileFinder.fileExtension(path);
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if(ext.equalsIgnoreCase("jme")){
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node.attachChild((Spatial)BinaryImporter.getInstance().load(in));
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}
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else{
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ByteArrayOutputStream byteArrayOutputStream = new ByteArrayOutputStream(); //For loading the raw file
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// Converts the file into a jme usable file
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if(ext.equalsIgnoreCase("3ds")) new MaxToJme().convert(in, byteArrayOutputStream);
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else if(ext.equalsIgnoreCase("ase")) new AseToJme().convert(in, byteArrayOutputStream);
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else if(ext.equalsIgnoreCase("md2")) new Md2ToJme().convert(in, byteArrayOutputStream);
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else if(ext.equalsIgnoreCase("md3")) new Md3ToJme().convert(in, byteArrayOutputStream);
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else if(ext.equalsIgnoreCase("ms3d")) new MilkToJme().convert(in, byteArrayOutputStream);
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else if(ext.equalsIgnoreCase("obj")) new ObjToJme().convert(in, byteArrayOutputStream);
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// Used to convert the jme usable file to a TriMesh
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ByteArrayInputStream bridge = new ByteArrayInputStream(byteArrayOutputStream.toByteArray());
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//importer returns a Loadable, cast to Node
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node.attachChild((Spatial)BinaryImporter.getInstance().load(bridge));
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}
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node.setModelBound(new BoundingBox());
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node.updateModelBound();
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return node;
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} catch (IOException e) {
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e.printStackTrace();
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}
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return null;
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}
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/**
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* Helper method to apply a ZBufferState to a node.
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* @param node
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*/
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/*
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public static void applyZBuffer(Node node) {
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ZBufferState zbuf = DisplaySystem.getDisplaySystem().getRenderer().createZBufferState();
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zbuf.setWritable(false);
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zbuf.setEnabled(true);
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zbuf.setFunction(ZBufferState.CF_LEQUAL);
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node.setRenderState(zbuf);
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}*/
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}
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