From 935d2596c13371bb745d921dbcb9f05b0c11a010 Mon Sep 17 00:00:00 2001
From: Kenneth Russel <kbrussel@alum.mit.edu>
Date: Mon, 15 Jun 2009 23:05:16 +0000
Subject: Deleted obsolete source code in preparation for copying
JOGL_2_SANDBOX on to trunk
git-svn-id: file:///usr/local/projects/SUN/JOGL/git-svn/../svn-server-sync/jogl-demos/trunk@351 3298f667-5e0e-4b4a-8ed4-a3559d26a5f4
---
src/demos/util/ObjReader.java | 357 ------------------------------------------
1 file changed, 357 deletions(-)
delete mode 100644 src/demos/util/ObjReader.java
(limited to 'src/demos/util/ObjReader.java')
diff --git a/src/demos/util/ObjReader.java b/src/demos/util/ObjReader.java
deleted file mode 100644
index 51da398..0000000
--- a/src/demos/util/ObjReader.java
+++ /dev/null
@@ -1,357 +0,0 @@
-/*
- * Copyright (c) 2003 Sun Microsystems, Inc. All Rights Reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions are
- * met:
- *
- * - Redistribution of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- *
- * - Redistribution in binary form must reproduce the above copyright
- * notice, this list of conditions and the following disclaimer in the
- * documentation and/or other materials provided with the distribution.
- *
- * Neither the name of Sun Microsystems, Inc. or the names of
- * contributors may be used to endorse or promote products derived from
- * this software without specific prior written permission.
- *
- * This software is provided "AS IS," without a warranty of any kind. ALL
- * EXPRESS OR IMPLIED CONDITIONS, REPRESENTATIONS AND WARRANTIES,
- * INCLUDING ANY IMPLIED WARRANTY OF MERCHANTABILITY, FITNESS FOR A
- * PARTICULAR PURPOSE OR NON-INFRINGEMENT, ARE HEREBY EXCLUDED. SUN
- * MICROSYSTEMS, INC. ("SUN") AND ITS LICENSORS SHALL NOT BE LIABLE FOR
- * ANY DAMAGES SUFFERED BY LICENSEE AS A RESULT OF USING, MODIFYING OR
- * DISTRIBUTING THIS SOFTWARE OR ITS DERIVATIVES. IN NO EVENT WILL SUN OR
- * ITS LICENSORS BE LIABLE FOR ANY LOST REVENUE, PROFIT OR DATA, OR FOR
- * DIRECT, INDIRECT, SPECIAL, CONSEQUENTIAL, INCIDENTAL OR PUNITIVE
- * DAMAGES, HOWEVER CAUSED AND REGARDLESS OF THE THEORY OF LIABILITY,
- * ARISING OUT OF THE USE OF OR INABILITY TO USE THIS SOFTWARE, EVEN IF
- * SUN HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGES.
- *
- * You acknowledge that this software is not designed or intended for use
- * in the design, construction, operation or maintenance of any nuclear
- * facility.
- *
- * Sun gratefully acknowledges that this software was originally authored
- * and developed by Kenneth Bradley Russell and Christopher John Kline.
- */
-
-package demos.util;
-
-import java.io.*;
-import java.nio.*;
-import java.util.*;
-
-import com.sun.opengl.util.*;
-
-/** Simple parser for Wavefront .OBJ files. Does not support all file
- options -- currently requires vertices and normals (only) to be
- present. */
-
-public class ObjReader {
- private int verticesPerFace = -1;
- private FloatBuffer vertices;
- private FloatBuffer normals;
- private float[] aabbMin = new float[3];
- private float[] aabbMax = new float[3];
- private float[] center = new float[3];
- private float radius;
- // If we wanted this to be really general we'd have an array of
- // FloatLists for the various kinds of vertices as well
- private FloatList tmpVertices;
- private FloatList tmpVertexNormals;
- private IntList faceIndices;
- private IntList[] tmpFaceIndices;
-
- public ObjReader(String filename) throws IOException {
- this(new File(filename));
- }
-
- public ObjReader(InputStream in) throws IOException {
- this(new InputStreamReader(in));
- }
-
- public ObjReader(File file) throws IOException {
- this (new FileReader(file));
- }
-
- public ObjReader(Reader r) throws IOException {
- BufferedReader reader = new BufferedReader(r);
- String line = null;
- int lineNo = 0;
- float[] floatTmp = new float[3];
-
- while ((line = reader.readLine()) != null) {
- ++lineNo;
- if (line.length() > 0) {
- char c = line.charAt(0);
- // FIXME: support continuation of lines with trailing '\'
- switch (c) {
- case '#':
- break;
-
- case 'v':
- if (Character.isWhitespace(line.charAt(1))) {
- addVertex(parseFloats(line, 3, floatTmp, lineNo));
- } else if (line.startsWith("vn")) {
- addVertexNormal(parseFloats(line, 3, floatTmp, lineNo));
- } else {
- throw new IOException("Unsupported vertex command on line " + lineNo);
- }
- break;
-
- case 'f':
- parseIndices(line, lineNo);
-
- default:
- // For now we ignore all other lines
- }
- }
- }
-
- // Now have all vertex information.
- // Make it possible to use same indices for both vertices and normals
- condenseIndices();
-
- // Compute axis-aligned bounding box and radius
- computeBoundingBox();
- }
-
- public void rescale(float amount) {
- for (int i = 0; i < vertices.capacity(); i++) {
- vertices.put(i, vertices.get(i) * amount);
- }
- }
-
- public FloatBuffer getVertices() {
- return vertices;
- }
-
- public FloatBuffer getVertexNormals() {
- return normals;
- }
-
- public int[] getFaceIndices() {
- return faceIndices.getData();
- }
-
- public int getVerticesPerFace() {
- return verticesPerFace;
- }
-
- public float[] getAABBMin() {
- return aabbMin;
- }
-
- public float[] getAABBMax() {
- return aabbMax;
- }
-
- public float[] getCenter() {
- return center;
- }
-
- public float getRadius() {
- return radius;
- }
-
- //----------------------------------------------------------------------
- // Internals only below this point
- //
-
- private void addVertex(float[] tmp) {
- if (tmpVertices == null) {
- tmpVertices = new FloatList();
- }
- for (int i = 0; i < 3; i++) {
- tmpVertices.add(tmp[i]);
- }
- }
-
- private void addVertexNormal(float[] tmp) {
- if (tmpVertexNormals == null) {
- tmpVertexNormals = new FloatList();
- }
- for (int i = 0; i < 3; i++) {
- tmpVertexNormals.add(tmp[i]);
- }
- }
-
- private float[] parseFloats(String line, int num, float[] tmp, int lineNo) throws IOException {
- StringTokenizer tok = new StringTokenizer(line);
- tok.nextToken(); // skip command
- int idx = 0;
- while (tok.hasMoreTokens()) {
- if (idx >= tmp.length) {
- throw new IOException("Too many floating-point values on line " + lineNo);
- }
- tmp[idx++] = Float.parseFloat(tok.nextToken());
- }
- return tmp;
- }
-
- private void parseIndices(String line, int lineNo) throws IOException {
- StringTokenizer tok = new StringTokenizer(line);
- tok.nextToken(); // skip command
- List tokens = new ArrayList();
- while (tok.hasMoreTokens()) {
- tokens.add(tok.nextToken());
- }
- // This is the number of vertices in this face.
- // If we seem to have already found this, it had better match the
- // previously read value (for now - don't want to add the
- // complexity of supporting some faces with a certain number of
- // vertices and some with a different number)
- if (verticesPerFace < 0) {
- verticesPerFace = tokens.size();
- } else {
- if (verticesPerFace != tokens.size()) {
- throw new IOException("Face on line " + lineNo + " had " + tokens.size() +
- " vertices, but had already previously set the number of vertices per face to " +
- verticesPerFace);
- }
- }
- // Now read the individual indices out of each token
- for (Iterator iter = tokens.iterator(); iter.hasNext(); ) {
- String indices = (String) iter.next();
- if (tmpFaceIndices == null) {
- StringTokenizer tmpTok = new StringTokenizer(indices, "/");
- int numIndicesPerVertex = 0;
- while (tmpTok.hasMoreTokens()) {
- tmpTok.nextToken();
- ++numIndicesPerVertex;
- }
- tmpFaceIndices = new IntList[numIndicesPerVertex];
- for (int i = 0; i < numIndicesPerVertex; i++) {
- tmpFaceIndices[i] = new IntList();
- }
- }
-
- StringTokenizer tok2 = new StringTokenizer(indices, "/");
- int which = 0;
- while (tok2.hasMoreTokens()) {
- if (which >= tmpFaceIndices.length) {
- throw new IOException("Expected all vertices to have " + tmpFaceIndices.length +
- " indices based on earlier input, but saw vertex with more on line " + lineNo);
- }
- String token = tok2.nextToken();
- int index = Integer.parseInt(token);
- tmpFaceIndices[which].add(index);
- ++which;
- }
- }
- }
-
- // Don't know the hashing rules for arrays off the top of my head
- static class Indices {
- int[] data;
- Indices(int[] data) {
- this.data = data;
- }
-
- public boolean equals(Object obj) {
- if ((obj == null) || (!(obj instanceof Indices))) {
- return false;
- }
-
- Indices other = (Indices) obj;
-
- if (data.length != other.data.length) {
- return false;
- }
-
- for (int i = 0; i < data.length; i++) {
- if (data[i] != other.data[i]) {
- return false;
- }
- }
-
- return true;
- }
-
- public int hashCode() {
- int hash = 0;
- for (int i = 0; i < data.length; i++) {
- hash ^= data[i];
- }
- return hash;
- }
- }
-
- private void condenseIndices() {
- FloatList newVertices = new FloatList();
- FloatList newVertexNormals = new FloatList();
- IntList newIndices = new IntList();
- int nextIndex = 0;
- HashMap condensingMap = new HashMap();
- for (int i = 0; i < tmpFaceIndices[0].size(); i++) {
- Indices indices = getIndices(i);
- Integer newIndex = (Integer) condensingMap.get(indices);
- if (newIndex == null) {
- // Fabricate new vertex and normal index for this one
- // FIXME: generalize this by putting vertices and vertex
- // normals in FloatList[] as well
- condensingMap.put(indices, new Integer(nextIndex));
- int vtxIdx = 3 * (indices.data[0] - 1);
- int vtxNrmIdx = 3 * (indices.data[1] - 1);
- newVertices.add(tmpVertices.get(vtxIdx + 0));
- newVertices.add(tmpVertices.get(vtxIdx + 1));
- newVertices.add(tmpVertices.get(vtxIdx + 2));
- newVertexNormals.add(tmpVertexNormals.get(vtxNrmIdx + 0));
- newVertexNormals.add(tmpVertexNormals.get(vtxNrmIdx + 1));
- newVertexNormals.add(tmpVertexNormals.get(vtxNrmIdx + 2));
- newIndices.add(nextIndex);
- ++nextIndex;
- } else {
- newIndices.add(newIndex.intValue());
- }
- }
- newVertices.trim();
- newVertexNormals.trim();
- newIndices.trim();
- vertices = BufferUtil.newFloatBuffer(newVertices.size());
- vertices.put(newVertices.getData());
- vertices.rewind();
- normals = BufferUtil.newFloatBuffer(newVertexNormals.size());
- normals.put(newVertexNormals.getData());
- normals.rewind();
- faceIndices = newIndices;
- tmpVertices = null;
- tmpVertexNormals = null;
- }
-
- private void computeBoundingBox() {
- for (int i = 0; i < vertices.capacity(); i += 3) {
- if (i == 0) {
- aabbMin[0] = vertices.get(i + 0);
- aabbMin[1] = vertices.get(i + 1);
- aabbMin[2] = vertices.get(i + 2);
- aabbMax[0] = vertices.get(i + 0);
- aabbMax[1] = vertices.get(i + 1);
- aabbMax[2] = vertices.get(i + 2);
- } else {
- aabbMin[0] = Math.min(aabbMin[0], vertices.get(i + 0));
- aabbMin[1] = Math.min(aabbMin[1], vertices.get(i + 1));
- aabbMin[2] = Math.min(aabbMin[2], vertices.get(i + 2));
- aabbMax[0] = Math.max(aabbMax[0], vertices.get(i + 0));
- aabbMax[1] = Math.max(aabbMax[1], vertices.get(i + 1));
- aabbMax[2] = Math.max(aabbMax[2], vertices.get(i + 2));
- }
- }
- center[0] = 0.5f * (aabbMin[0] + aabbMax[0]);
- center[1] = 0.5f * (aabbMin[1] + aabbMax[1]);
- center[2] = 0.5f * (aabbMin[2] + aabbMax[2]);
- radius = (float) Math.sqrt((aabbMax[0] - center[0]) * (aabbMax[0] - center[0]) +
- (aabbMax[1] - center[1]) * (aabbMax[1] - center[1]) +
- (aabbMax[2] - center[2]) * (aabbMax[2] - center[2]));
- }
-
- private Indices getIndices(int index) {
- int[] indices = new int[tmpFaceIndices.length];
- for (int i = 0; i < tmpFaceIndices.length; i++) {
- indices[i] = tmpFaceIndices[i].get(index);
- }
- return new Indices(indices);
- }
-}
--
cgit v1.2.3