Source Code Cross Referenced for GeometryInfoGenerator.java in  » 6.0-JDK-Modules » java-3d » com » sun » j3d » utils » geometry » Java Source Code / Java DocumentationJava Source Code and Java Documentation

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Java Source Code / Java Documentation » 6.0 JDK Modules » java 3d » com.sun.j3d.utils.geometry 
Source Cross Referenced  Class Diagram Java Document (Java Doc) 


001:        /*
002:         * $RCSfile: GeometryInfoGenerator.java,v $
003:         *
004:         * Copyright (c) 2007 Sun Microsystems, Inc. All rights reserved.
005:         *
006:         * Redistribution and use in source and binary forms, with or without
007:         * modification, are permitted provided that the following conditions
008:         * are met:
009:         *
010:         * - Redistribution of source code must retain the above copyright
011:         *   notice, this list of conditions and the following disclaimer.
012:         *
013:         * - Redistribution in binary form must reproduce the above copyright
014:         *   notice, this list of conditions and the following disclaimer in
015:         *   the documentation and/or other materials provided with the
016:         *   distribution.
017:         *
018:         * Neither the name of Sun Microsystems, Inc. or the names of
019:         * contributors may be used to endorse or promote products derived
020:         * from this software without specific prior written permission.
021:         *
022:         * This software is provided "AS IS," without a warranty of any
023:         * kind. ALL EXPRESS OR IMPLIED CONDITIONS, REPRESENTATIONS AND
024:         * WARRANTIES, INCLUDING ANY IMPLIED WARRANTY OF MERCHANTABILITY,
025:         * FITNESS FOR A PARTICULAR PURPOSE OR NON-INFRINGEMENT, ARE HEREBY
026:         * EXCLUDED. SUN MICROSYSTEMS, INC. ("SUN") AND ITS LICENSORS SHALL
027:         * NOT BE LIABLE FOR ANY DAMAGES SUFFERED BY LICENSEE AS A RESULT OF
028:         * USING, MODIFYING OR DISTRIBUTING THIS SOFTWARE OR ITS
029:         * DERIVATIVES. IN NO EVENT WILL SUN OR ITS LICENSORS BE LIABLE FOR
030:         * ANY LOST REVENUE, PROFIT OR DATA, OR FOR DIRECT, INDIRECT, SPECIAL,
031:         * CONSEQUENTIAL, INCIDENTAL OR PUNITIVE DAMAGES, HOWEVER CAUSED AND
032:         * REGARDLESS OF THE THEORY OF LIABILITY, ARISING OUT OF THE USE OF OR
033:         * INABILITY TO USE THIS SOFTWARE, EVEN IF SUN HAS BEEN ADVISED OF THE
034:         * POSSIBILITY OF SUCH DAMAGES.
035:         *
036:         * You acknowledge that this software is not designed, licensed or
037:         * intended for use in the design, construction, operation or
038:         * maintenance of any nuclear facility.
039:         *
040:         * $Revision: 1.4 $
041:         * $Date: 2007/02/09 17:20:19 $
042:         * $State: Exp $
043:         */
044:
045:        package com.sun.j3d.utils.geometry;
046:
047:        import javax.media.j3d.GeometryArray;
048:        import javax.media.j3d.GeometryStripArray;
049:        import javax.media.j3d.TriangleFanArray;
050:        import javax.media.j3d.TriangleStripArray;
051:        import javax.media.j3d.TriangleArray;
052:        import javax.media.j3d.QuadArray;
053:        import javax.media.j3d.IndexedGeometryArray;
054:        import javax.media.j3d.IndexedGeometryStripArray;
055:        import javax.media.j3d.IndexedQuadArray;
056:        import javax.media.j3d.IndexedTriangleArray;
057:        import javax.media.j3d.IndexedTriangleFanArray;
058:        import javax.media.j3d.IndexedTriangleStripArray;
059:        import javax.vecmath.*;
060:        import com.sun.j3d.utils.geometry.GeometryInfo;
061:        import com.sun.j3d.internal.J3dUtilsI18N;
062:        import com.sun.j3d.internal.BufferWrapper;
063:        import com.sun.j3d.internal.ByteBufferWrapper;
064:        import com.sun.j3d.internal.FloatBufferWrapper;
065:        import com.sun.j3d.internal.DoubleBufferWrapper;
066:        import javax.media.j3d.J3DBuffer;
067:
068:        /** 
069:         * Populate a GeometryInfo object from the Geometry provided.  Used
070:         * by GeometryInfo.
071:         */
072:        class GeometryInfoGenerator extends Object {
073:
074:            public static void create(GeometryInfo geomInfo,
075:                    GeometryArray geomArray) {
076:                if (geomArray instanceof  GeometryStripArray)
077:                    create(geomInfo, (GeometryStripArray) geomArray);
078:                else if (geomArray instanceof  TriangleArray) {
079:                    geomInfo.reset(GeometryInfo.TRIANGLE_ARRAY);
080:                    processGeometryArray(geomInfo, geomArray);
081:                } else if (geomArray instanceof  QuadArray) {
082:                    geomInfo.reset(GeometryInfo.QUAD_ARRAY);
083:                    processGeometryArray(geomInfo, geomArray);
084:                } else if (geomArray instanceof  IndexedGeometryArray)
085:                    create(geomInfo, (IndexedGeometryArray) geomArray);
086:                else
087:                    throw new IllegalArgumentException(J3dUtilsI18N
088:                            .getString("GeometryInfoGenerator0"));
089:            } // End of create(GeometryInfo, GeometryArray)
090:
091:            private static void create(GeometryInfo geomInfo,
092:                    GeometryStripArray geomArray) {
093:                if (geomArray instanceof  TriangleFanArray) {
094:                    geomInfo.reset(GeometryInfo.TRIANGLE_FAN_ARRAY);
095:                } else if (geomArray instanceof  TriangleStripArray) {
096:                    geomInfo.reset(GeometryInfo.TRIANGLE_STRIP_ARRAY);
097:                } else
098:                    throw new IllegalArgumentException(J3dUtilsI18N
099:                            .getString("GeometryInfoGenerator0"));
100:
101:                processGeometryArray(geomInfo, geomArray);
102:                processStripArray(geomInfo, geomArray);
103:            } // End of create(GeometryInfo, GeometryStripArray)
104:
105:            private static void create(GeometryInfo geomInfo,
106:                    IndexedGeometryArray geomArray) {
107:                if (geomArray instanceof  IndexedQuadArray) {
108:                    geomInfo.reset(GeometryInfo.QUAD_ARRAY);
109:                } else if (geomArray instanceof  IndexedTriangleArray) {
110:                    geomInfo.reset(GeometryInfo.TRIANGLE_ARRAY);
111:                } else if (geomArray instanceof  IndexedTriangleFanArray) {
112:                    geomInfo.reset(GeometryInfo.TRIANGLE_FAN_ARRAY);
113:                    processIndexStripArray(geomInfo,
114:                            (IndexedGeometryStripArray) geomArray);
115:                } else if (geomArray instanceof  IndexedTriangleStripArray) {
116:                    geomInfo.reset(GeometryInfo.TRIANGLE_STRIP_ARRAY);
117:                    processIndexStripArray(geomInfo,
118:                            (IndexedGeometryStripArray) geomArray);
119:                }
120:
121:                processGeometryArray(geomInfo, geomArray);
122:                processIndexedArray(geomInfo, geomArray);
123:            } // End of create(GeometryInfo, IndexedGeometryArray)
124:
125:            private static void processGeometryArray(GeometryInfo geomInfo,
126:                    GeometryArray geomArray) {
127:                int i, j;
128:                int vertexFormat = geomArray.getVertexFormat();
129:                int texSets = geomArray.getTexCoordSetCount();
130:                int valid;
131:
132:                // Calculate validVertexCount
133:                if (geomArray instanceof  GeometryStripArray) {
134:                    // Does not include IndexedGeometryStripArray
135:                    GeometryStripArray gsa = (GeometryStripArray) geomArray;
136:                    int[] strips = new int[gsa.getNumStrips()];
137:                    gsa.getStripVertexCounts(strips);
138:                    valid = 0;
139:                    for (i = 0; i < strips.length; i++) {
140:                        valid += strips[i];
141:                    }
142:                } else if (geomArray instanceof  IndexedGeometryArray) {
143:                    valid = geomArray.getVertexCount();
144:                } else
145:                    valid = geomArray.getValidVertexCount();
146:
147:                if ((vertexFormat & GeometryArray.INTERLEAVED) != 0) {
148:
149:                    // Calculate words_per_vertex (wpv)
150:                    int wpv = 3; // Always have coordinate data
151:                    if ((vertexFormat & GeometryArray.NORMALS) != 0)
152:                        wpv += 3;
153:                    if ((vertexFormat & GeometryArray.COLOR_4) == GeometryArray.COLOR_4)
154:                        wpv += 4;
155:                    else if ((vertexFormat & GeometryArray.COLOR_3) != 0)
156:                        wpv += 3;
157:                    if ((vertexFormat & GeometryArray.TEXTURE_COORDINATE_2) != 0)
158:                        wpv += 2 * texSets;
159:                    else if ((vertexFormat & GeometryArray.TEXTURE_COORDINATE_3) != 0)
160:                        wpv += 3 * texSets;
161:                    else if ((vertexFormat & GeometryArray.TEXTURE_COORDINATE_4) != 0)
162:                        wpv += 4 * texSets;
163:
164:                    int initial;
165:                    if (!(geomArray instanceof  IndexedGeometryArray)) {
166:                        initial = geomArray.getInitialVertexIndex();
167:                    } else
168:                        initial = 0;
169:
170:                    float[] d;
171:                    if ((vertexFormat & GeometryArray.USE_NIO_BUFFER) != 0) {
172:                        J3DBuffer b = geomArray.getInterleavedVertexBuffer();
173:                        FloatBufferWrapper w = new FloatBufferWrapper(b);
174:                        d = new float[w.limit()];
175:                        w.position(0);
176:                        w.get(d);
177:                    } else
178:                        d = geomArray.getInterleavedVertices();
179:
180:                    int offset = 0;
181:                    if ((vertexFormat & GeometryArray.TEXTURE_COORDINATE_2) != 0) {
182:                        geomInfo.setTextureCoordinateParams(texSets, 2);
183:                        int[] map = new int[geomArray.getTexCoordSetMapLength()];
184:                        geomArray.getTexCoordSetMap(map);
185:                        geomInfo.setTexCoordSetMap(map);
186:                        for (i = 0; i < texSets; i++) {
187:                            TexCoord2f[] tex = new TexCoord2f[valid];
188:                            for (j = 0; j < valid; j++) {
189:                                tex[j] = new TexCoord2f(d[wpv * (j + initial)
190:                                        + offset], d[wpv * (j + initial)
191:                                        + offset + 1]);
192:                            }
193:                            geomInfo.setTextureCoordinates(i, tex);
194:                            offset += 2;
195:                        }
196:                    } else if ((vertexFormat & GeometryArray.TEXTURE_COORDINATE_3) != 0) {
197:                        geomInfo.setTextureCoordinateParams(texSets, 3);
198:                        int[] map = new int[geomArray.getTexCoordSetMapLength()];
199:                        geomArray.getTexCoordSetMap(map);
200:                        geomInfo.setTexCoordSetMap(map);
201:                        for (i = 0; i < texSets; i++) {
202:                            TexCoord3f[] tex = new TexCoord3f[valid];
203:                            for (j = 0; j < valid; j++) {
204:                                tex[j] = new TexCoord3f(d[wpv * (j + initial)
205:                                        + offset], d[wpv * (j + initial)
206:                                        + offset + 1], d[wpv * (j + initial)
207:                                        + offset + 2]);
208:                            }
209:                            geomInfo.setTextureCoordinates(i, tex);
210:                            offset += 3;
211:                        }
212:                    } else if ((vertexFormat & GeometryArray.TEXTURE_COORDINATE_4) != 0) {
213:                        geomInfo.setTextureCoordinateParams(texSets, 4);
214:                        int[] map = new int[geomArray.getTexCoordSetMapLength()];
215:                        geomArray.getTexCoordSetMap(map);
216:                        geomInfo.setTexCoordSetMap(map);
217:                        for (i = 0; i < texSets; i++) {
218:                            TexCoord4f[] tex = new TexCoord4f[valid];
219:                            for (j = 0; j < valid; j++) {
220:                                tex[j] = new TexCoord4f(d[wpv * (j + initial)
221:                                        + offset], d[wpv * (j + initial)
222:                                        + offset + 1], d[wpv * (j + initial)
223:                                        + offset + 2], d[wpv * (j + initial)
224:                                        + offset + 3]);
225:                            }
226:                            geomInfo.setTextureCoordinates(i, tex);
227:                            offset += 4;
228:                        }
229:                    }
230:
231:                    if ((vertexFormat & GeometryArray.COLOR_4) == GeometryArray.COLOR_4) {
232:                        Color4f[] color = new Color4f[valid];
233:                        for (i = 0; i < valid; i++) {
234:                            color[i] = new Color4f(d[wpv * (i + initial)
235:                                    + offset], d[wpv * (i + initial) + offset
236:                                    + 1], d[wpv * (i + initial) + offset + 2],
237:                                    d[wpv * (i + initial) + offset + 3]);
238:                        }
239:                        geomInfo.setColors(color);
240:                        offset += 4;
241:                    } else if ((vertexFormat & GeometryArray.COLOR_3) != 0) {
242:                        Color3f[] color = new Color3f[valid];
243:                        for (i = 0; i < valid; i++) {
244:                            color[i] = new Color3f(d[wpv * (i + initial)
245:                                    + offset], d[wpv * (i + initial) + offset
246:                                    + 1], d[wpv * (i + initial) + offset + 2]);
247:                        }
248:                        geomInfo.setColors(color);
249:                        offset += 3;
250:                    }
251:
252:                    if ((vertexFormat & GeometryArray.NORMALS) != 0) {
253:                        Vector3f[] normals = new Vector3f[valid];
254:                        for (i = 0; i < valid; i++) {
255:                            normals[i] = new Vector3f(d[wpv * (i + initial)
256:                                    + offset], d[wpv * (i + initial) + offset
257:                                    + 1], d[wpv * (i + initial) + offset + 2]);
258:                        }
259:                        geomInfo.setNormals(normals);
260:                        offset += 3;
261:                    }
262:
263:                    Point3f[] coords = new Point3f[valid];
264:                    for (i = 0; i < valid; i++) {
265:                        coords[i] = new Point3f(
266:                                d[wpv * (i + initial) + offset], d[wpv
267:                                        * (i + initial) + offset + 1], d[wpv
268:                                        * (i + initial) + offset + 2]);
269:                    }
270:                    geomInfo.setCoordinates(coords);
271:                } else {
272:                    // Data is not INTERLEAVED
273:                    boolean byRef = ((vertexFormat & GeometryArray.BY_REFERENCE) != 0);
274:                    boolean nio = ((vertexFormat & GeometryArray.USE_NIO_BUFFER) != 0);
275:
276:                    Point3f[] coords = null;
277:                    if (byRef) {
278:
279:                        int initial;
280:                        if (!(geomArray instanceof  IndexedGeometryArray)) {
281:                            initial = geomArray.getInitialCoordIndex();
282:                        } else
283:                            initial = 0;
284:
285:                        if (nio) {
286:                            J3DBuffer buf = geomArray.getCoordRefBuffer();
287:
288:                            switch (BufferWrapper.getBufferType(buf)) {
289:
290:                            case BufferWrapper.TYPE_FLOAT: {
291:                                FloatBufferWrapper bb = new FloatBufferWrapper(
292:                                        buf);
293:                                float[] c = new float[valid * 3];
294:                                bb.position(initial * 3);
295:                                bb.get(c, 0, valid * 3);
296:                                coords = new Point3f[valid];
297:                                for (i = 0; i < valid; i++) {
298:                                    coords[i] = new Point3f(c[i * 3 + 0],
299:                                            c[i * 3 + 1], c[i * 3 + 2]);
300:                                }
301:                            }
302:                                break;
303:
304:                            case BufferWrapper.TYPE_DOUBLE: {
305:                                DoubleBufferWrapper bb = new DoubleBufferWrapper(
306:                                        buf);
307:                                double[] c = new double[valid * 3];
308:                                bb.position(initial * 3);
309:                                bb.get(c, 0, valid * 3);
310:                                coords = new Point3f[valid];
311:                                for (i = 0; i < valid; i++) {
312:                                    coords[i] = new Point3f(
313:                                            (float) (c[i * 3 + 0]),
314:                                            (float) (c[i * 3 + 1]),
315:                                            (float) (c[i * 3 + 2]));
316:                                }
317:                            }
318:                                break;
319:                            }
320:                        } else if (geomArray.getCoordRef3f() != null) {
321:                            if (initial != 0) {
322:                                Point3f[] c = geomArray.getCoordRef3f();
323:                                coords = new Point3f[valid];
324:                                for (i = 0; i < valid; i++) {
325:                                    coords[i] = new Point3f(c[i + initial]);
326:                                }
327:                            } else
328:                                coords = geomArray.getCoordRef3f();
329:                        } else if (geomArray.getCoordRef3d() != null) {
330:                            Point3d[] c = geomArray.getCoordRef3d();
331:                            coords = new Point3f[valid];
332:                            for (i = 0; i < valid; i++) {
333:                                coords[i] = new Point3f(c[i + initial]);
334:                            }
335:                        } else if (geomArray.getCoordRefFloat() != null) {
336:                            float[] c = geomArray.getCoordRefFloat();
337:                            coords = new Point3f[valid];
338:                            for (i = 0; i < valid; i++) {
339:                                coords[i] = new Point3f(c[(i + initial) * 3],
340:                                        c[(i + initial) * 3 + 1],
341:                                        c[(i + initial) * 3 + 2]);
342:                            }
343:                        } else if (geomArray.getCoordRefDouble() != null) {
344:                            double[] c = geomArray.getCoordRefDouble();
345:                            coords = new Point3f[valid];
346:                            for (i = 0; i < valid; i++) {
347:                                coords[i] = new Point3f(
348:                                        (float) (c[(i + initial) * 3]),
349:                                        (float) (c[(i + initial) * 3 + 1]),
350:                                        (float) (c[(i + initial) * 3 + 2]));
351:                            }
352:                        }
353:                        // No coordinate data - let GeometryInfo handle this.
354:                    } else {
355:                        // Not BY_REFERENCE
356:                        int initial;
357:                        if (!(geomArray instanceof  IndexedGeometryArray)) {
358:                            initial = geomArray.getInitialVertexIndex();
359:                        } else
360:                            initial = 0;
361:                        coords = new Point3f[valid];
362:                        for (i = 0; i < valid; i++)
363:                            coords[i] = new Point3f();
364:                        geomArray.getCoordinates(initial, coords);
365:                    }
366:                    geomInfo.setCoordinates(coords);
367:
368:                    if ((vertexFormat & GeometryArray.NORMALS) != 0) {
369:                        Vector3f[] normals = null;
370:                        if (byRef) {
371:
372:                            int initial;
373:                            if (!(geomArray instanceof  IndexedGeometryArray)) {
374:                                initial = geomArray.getInitialNormalIndex();
375:                            } else
376:                                initial = 0;
377:
378:                            if (nio) {
379:                                J3DBuffer buf = geomArray.getNormalRefBuffer();
380:
381:                                if (BufferWrapper.getBufferType(buf) == BufferWrapper.TYPE_FLOAT) {
382:                                    FloatBufferWrapper bb = new FloatBufferWrapper(
383:                                            buf);
384:                                    float[] c = new float[valid * 3];
385:                                    bb.position(initial * 3);
386:                                    bb.get(c, 0, valid * 3);
387:                                    normals = new Vector3f[valid];
388:                                    for (i = 0; i < valid; i++) {
389:                                        normals[i] = new Vector3f(c[i * 3 + 0],
390:                                                c[i * 3 + 1], c[i * 3 + 2]);
391:                                    }
392:                                }
393:                                // Normals were set in vertexFormat but none were set - OK
394:                            } else if (geomArray.getNormalRef3f() != null) {
395:                                if (initial != 0) {
396:                                    Vector3f[] n = geomArray.getNormalRef3f();
397:                                    normals = new Vector3f[valid];
398:                                    for (i = 0; i < valid; i++) {
399:                                        normals[i] = new Vector3f(
400:                                                n[i + initial]);
401:                                    }
402:                                } else
403:                                    normals = geomArray.getNormalRef3f();
404:                            } else if (geomArray.getNormalRefFloat() != null) {
405:                                float[] n = geomArray.getNormalRefFloat();
406:                                normals = new Vector3f[valid];
407:                                for (i = 0; i < valid; i++) {
408:                                    normals[i] = new Vector3f(
409:                                            n[(i + initial) * 3],
410:                                            n[(i + initial) * 3 + 1],
411:                                            n[(i + initial) * 3 + 2]);
412:                                }
413:                            }
414:                            // Normals were set in vertexFormat but none were set - OK
415:                        } else {
416:                            // Not BY_REFERENCE
417:                            int initial;
418:                            if (!(geomArray instanceof  IndexedGeometryArray)) {
419:                                initial = geomArray.getInitialVertexIndex();
420:                            } else
421:                                initial = 0;
422:                            normals = new Vector3f[valid];
423:                            for (i = 0; i < valid; i++)
424:                                normals[i] = new Vector3f();
425:                            geomArray.getNormals(initial, normals);
426:                        }
427:                        geomInfo.setNormals(normals);
428:                    }
429:
430:                    if ((vertexFormat & GeometryArray.COLOR_4) == GeometryArray.COLOR_4) {
431:                        Color4f[] colors = null;
432:                        if (byRef) {
433:
434:                            int initial;
435:                            if (!(geomArray instanceof  IndexedGeometryArray)) {
436:                                initial = geomArray.getInitialColorIndex();
437:                            } else
438:                                initial = 0;
439:
440:                            if (nio) {
441:                                J3DBuffer buf = geomArray.getColorRefBuffer();
442:
443:                                switch (BufferWrapper.getBufferType(buf)) {
444:
445:                                case BufferWrapper.TYPE_FLOAT: {
446:                                    FloatBufferWrapper bb = new FloatBufferWrapper(
447:                                            buf);
448:                                    float[] c = new float[valid * 4];
449:                                    bb.position(initial * 4);
450:                                    bb.get(c, 0, valid * 4);
451:                                    colors = new Color4f[valid];
452:                                    for (i = 0; i < valid; i++) {
453:                                        colors[i] = new Color4f(c[i * 4 + 0],
454:                                                c[i * 4 + 1], c[i * 4 + 2],
455:                                                c[i * 4 + 3]);
456:                                    }
457:                                }
458:                                    break;
459:
460:                                case BufferWrapper.TYPE_BYTE: {
461:                                    ByteBufferWrapper bb = new ByteBufferWrapper(
462:                                            buf);
463:                                    byte[] c = new byte[valid * 4];
464:                                    bb.position(initial * 4);
465:                                    bb.get(c, 0, valid * 4);
466:                                    colors = new Color4f[valid];
467:                                    for (i = 0; i < valid; i++) {
468:                                        colors[i] = new Color4f(
469:                                                (float) (c[i * 4 + 0] & 0xff) / 255.0f,
470:                                                (float) (c[i * 4 + 1] & 0xff) / 255.0f,
471:                                                (float) (c[i * 4 + 2] & 0xff) / 255.0f,
472:                                                (float) (c[i * 4 + 3] & 0xff) / 255.0f);
473:                                    }
474:                                }
475:                                    break;
476:                                }
477:                            } else if (geomArray.getColorRef4f() != null) {
478:                                if (initial != 0) {
479:                                    Color4f[] c = geomArray.getColorRef4f();
480:                                    colors = new Color4f[valid];
481:                                    for (i = 0; i < valid; i++) {
482:                                        colors[i] = new Color4f(c[i + initial]);
483:                                    }
484:                                } else
485:                                    colors = geomArray.getColorRef4f();
486:                            } else if (geomArray.getColorRefFloat() != null) {
487:                                float[] c = geomArray.getColorRefFloat();
488:                                colors = new Color4f[valid];
489:                                for (i = 0; i < valid; i++) {
490:                                    colors[i] = new Color4f(
491:                                            c[(i + initial) * 4 + 0],
492:                                            c[(i + initial) * 4 + 1],
493:                                            c[(i + initial) * 4 + 2],
494:                                            c[(i + initial) * 4 + 3]);
495:                                }
496:                            } else if (geomArray.getColorRefByte() != null) {
497:                                byte[] c = geomArray.getColorRefByte();
498:                                colors = new Color4f[valid];
499:                                for (i = 0; i < valid; i++) {
500:                                    colors[i] = new Color4f(
501:                                            (float) (c[(i + initial) * 4 + 0] & 0xff) / 255.0f,
502:                                            (float) (c[(i + initial) * 4 + 1] & 0xff) / 255.0f,
503:                                            (float) (c[(i + initial) * 4 + 2] & 0xff) / 255.0f,
504:                                            (float) (c[(i + initial) * 4 + 3] & 0xff) / 255.0f);
505:                                }
506:                            } else if (geomArray.getColorRef4b() != null) {
507:                                Color4b[] c = geomArray.getColorRef4b();
508:                                colors = new Color4f[valid];
509:                                for (i = 0; i < valid; i++) {
510:                                    colors[i] = new Color4f(
511:                                            (float) (c[i + initial].x & 0xff) / 255.0f,
512:                                            (float) (c[i + initial].y & 0xff) / 255.0f,
513:                                            (float) (c[i + initial].z & 0xff) / 255.0f,
514:                                            (float) (c[i + initial].w & 0xff) / 255.0f);
515:                                }
516:                            }
517:                            // Colors4 were set in vertexFormat but none were set - OK
518:                        } else {
519:                            // Not BY_REFERENCE
520:                            int initial;
521:                            if (!(geomArray instanceof  IndexedGeometryArray)) {
522:                                initial = geomArray.getInitialVertexIndex();
523:                            } else
524:                                initial = 0;
525:                            colors = new Color4f[valid];
526:                            for (i = 0; i < valid; i++)
527:                                colors[i] = new Color4f();
528:                            geomArray.getColors(initial, colors);
529:                        }
530:                        geomInfo.setColors(colors);
531:                    } else if ((vertexFormat & GeometryArray.COLOR_3) != 0) {
532:                        Color3f[] colors = null;
533:                        if (byRef) {
534:
535:                            int initial;
536:                            if (!(geomArray instanceof  IndexedGeometryArray)) {
537:                                initial = geomArray.getInitialColorIndex();
538:                            } else
539:                                initial = 0;
540:
541:                            if (nio) {
542:                                J3DBuffer buf = geomArray.getColorRefBuffer();
543:
544:                                switch (BufferWrapper.getBufferType(buf)) {
545:
546:                                case BufferWrapper.TYPE_FLOAT: {
547:                                    FloatBufferWrapper bb = new FloatBufferWrapper(
548:                                            buf);
549:                                    float[] c = new float[valid * 3];
550:                                    bb.position(initial * 3);
551:                                    bb.get(c, 0, valid * 3);
552:                                    colors = new Color3f[valid];
553:                                    for (i = 0; i < valid; i++) {
554:                                        colors[i] = new Color3f(c[i * 3 + 0],
555:                                                c[i * 3 + 1], c[i * 3 + 2]);
556:                                    }
557:                                }
558:                                    break;
559:
560:                                case BufferWrapper.TYPE_BYTE: {
561:                                    ByteBufferWrapper bb = new ByteBufferWrapper(
562:                                            buf);
563:                                    byte[] c = new byte[valid * 3];
564:                                    bb.position(initial * 3);
565:                                    bb.get(c, 0, valid * 3);
566:                                    colors = new Color3f[valid];
567:                                    for (i = 0; i < valid; i++) {
568:                                        colors[i] = new Color3f(
569:                                                (float) (c[i * 3 + 0] & 0xff) / 255.0f,
570:                                                (float) (c[i * 3 + 1] & 0xff) / 255.0f,
571:                                                (float) (c[i * 3 + 2] & 0xff) / 255.0f);
572:                                    }
573:                                }
574:                                    break;
575:                                }
576:                            } else if (geomArray.getColorRef3f() != null) {
577:                                if (initial != 0) {
578:                                    Color3f[] c = geomArray.getColorRef3f();
579:                                    colors = new Color3f[valid];
580:                                    for (i = 0; i < valid; i++) {
581:                                        colors[i] = new Color3f(c[i + initial]);
582:                                    }
583:                                } else
584:                                    colors = geomArray.getColorRef3f();
585:                            } else if (geomArray.getColorRefFloat() != null) {
586:                                float[] c = geomArray.getColorRefFloat();
587:                                colors = new Color3f[valid];
588:                                for (i = 0; i < valid; i++) {
589:                                    colors[i] = new Color3f(
590:                                            c[(i + initial) * 3 + 0],
591:                                            c[(i + initial) * 3 + 1],
592:                                            c[(i + initial) * 3 + 2]);
593:                                }
594:                            } else if (geomArray.getColorRefByte() != null) {
595:                                byte[] c = geomArray.getColorRefByte();
596:                                colors = new Color3f[valid];
597:                                for (i = 0; i < valid; i++) {
598:                                    colors[i] = new Color3f(
599:                                            (float) (c[(i + initial) * 3 + 0] & 0xff) / 255.0f,
600:                                            (float) (c[(i + initial) * 3 + 1] & 0xff) / 255.0f,
601:                                            (float) (c[(i + initial) * 3 + 2] & 0xff) / 255.0f);
602:                                }
603:                            } else if (geomArray.getColorRef3b() != null) {
604:                                Color3b[] c = geomArray.getColorRef3b();
605:                                colors = new Color3f[valid];
606:                                for (i = 0; i < valid; i++) {
607:                                    colors[i] = new Color3f(
608:                                            (float) (c[i + initial].x & 0xff) / 255.0f,
609:                                            (float) (c[i + initial].y & 0xff) / 255.0f,
610:                                            (float) (c[i + initial].z & 0xff) / 255.0f);
611:                                }
612:                            }
613:                            // Colors3 were set in vertexFormat but none were set - OK
614:                        } else {
615:                            // Not BY_REFERENCE
616:                            int initial;
617:                            if (!(geomArray instanceof  IndexedGeometryArray)) {
618:                                initial = geomArray.getInitialVertexIndex();
619:                            } else
620:                                initial = 0;
621:                            colors = new Color3f[valid];
622:                            for (i = 0; i < valid; i++)
623:                                colors[i] = new Color3f();
624:                            geomArray.getColors(initial, colors);
625:                        }
626:                        geomInfo.setColors(colors);
627:                    }
628:
629:                    if ((vertexFormat & GeometryArray.TEXTURE_COORDINATE_4) != 0) {
630:                        geomInfo.setTextureCoordinateParams(texSets, 4);
631:                        for (i = 0; i < texSets; i++) {
632:                            TexCoord4f[] tex = null;
633:                            if (byRef) {
634:
635:                                int initial;
636:                                if (!(geomArray instanceof  IndexedGeometryArray)) {
637:                                    initial = geomArray
638:                                            .getInitialTexCoordIndex(i);
639:                                } else
640:                                    initial = 0;
641:
642:                                if (nio) {
643:                                    J3DBuffer buf = geomArray
644:                                            .getTexCoordRefBuffer(i);
645:
646:                                    if (BufferWrapper.getBufferType(buf) == BufferWrapper.TYPE_FLOAT) {
647:                                        FloatBufferWrapper bb = new FloatBufferWrapper(
648:                                                buf);
649:                                        float[] c = new float[valid * 4];
650:                                        bb.position(initial * 4);
651:                                        bb.get(c, 0, valid * 4);
652:                                        tex = new TexCoord4f[valid];
653:                                        for (j = 0; j < valid; j++) {
654:                                            tex[j] = new TexCoord4f(
655:                                                    c[j * 4 + 0], c[j * 4 + 1],
656:                                                    c[j * 4 + 2], c[j * 4 + 3]);
657:                                        }
658:                                    }
659:                                    // TexCoords4 were set in vertexFormat but none were set - OK
660:                                } else {
661:                                    // There if no TexCoordRef4f, so we know it's float
662:                                    float[] t = geomArray
663:                                            .getTexCoordRefFloat(i);
664:                                    tex = new TexCoord4f[valid];
665:                                    for (j = 0; j < valid; j++) {
666:                                        tex[j] = new TexCoord4f(
667:                                                t[(j + initial) * 4],
668:                                                t[(j + initial) * 4 + 1],
669:                                                t[(j + initial) * 4 + 2],
670:                                                t[(j + initial) * 4 + 3]);
671:                                    }
672:                                }
673:                            } else {
674:                                // Not BY_REFERENCE
675:                                int initial;
676:                                if (!(geomArray instanceof  IndexedGeometryArray)) {
677:                                    initial = geomArray.getInitialVertexIndex();
678:                                } else
679:                                    initial = 0;
680:                                tex = new TexCoord4f[valid];
681:                                for (j = 0; j < valid; j++)
682:                                    tex[j] = new TexCoord4f();
683:                                geomArray
684:                                        .getTextureCoordinates(i, initial, tex);
685:                            }
686:                            geomInfo.setTextureCoordinates(i, tex);
687:                        }
688:                        int[] map = new int[geomArray.getTexCoordSetMapLength()];
689:                        geomArray.getTexCoordSetMap(map);
690:                        geomInfo.setTexCoordSetMap(map);
691:                    } else if ((vertexFormat & GeometryArray.TEXTURE_COORDINATE_3) != 0) {
692:                        geomInfo.setTextureCoordinateParams(texSets, 3);
693:                        for (i = 0; i < texSets; i++) {
694:                            TexCoord3f[] tex = null;
695:                            if (byRef) {
696:
697:                                int initial;
698:                                if (!(geomArray instanceof  IndexedGeometryArray)) {
699:                                    initial = geomArray
700:                                            .getInitialTexCoordIndex(i);
701:                                } else
702:                                    initial = 0;
703:
704:                                if (nio) {
705:                                    J3DBuffer buf = geomArray
706:                                            .getTexCoordRefBuffer(i);
707:
708:                                    if (BufferWrapper.getBufferType(buf) == BufferWrapper.TYPE_FLOAT) {
709:                                        FloatBufferWrapper bb = new FloatBufferWrapper(
710:                                                buf);
711:                                        float[] c = new float[valid * 3];
712:                                        bb.position(initial * 3);
713:                                        bb.get(c, 0, valid * 3);
714:                                        tex = new TexCoord3f[valid];
715:                                        for (j = 0; j < valid; j++) {
716:                                            tex[j] = new TexCoord3f(
717:                                                    c[j * 3 + 0], c[j * 3 + 1],
718:                                                    c[j * 3 + 2]);
719:                                        }
720:                                    }
721:                                    // TexCoords3 were set in vertexFormat but none were set - OK
722:                                } else if (geomArray.getTexCoordRef3f(i) != null) {
723:                                    if (initial != 0) {
724:                                        TexCoord3f[] t = geomArray
725:                                                .getTexCoordRef3f(i);
726:                                        tex = new TexCoord3f[valid];
727:                                        for (j = 0; j < valid; j++) {
728:                                            tex[j] = new TexCoord3f(t[j
729:                                                    + initial]);
730:                                        }
731:                                    } else
732:                                        tex = geomArray.getTexCoordRef3f(i);
733:                                } else if (geomArray.getTexCoordRefFloat(i) != null) {
734:                                    float[] t = geomArray
735:                                            .getTexCoordRefFloat(i);
736:                                    tex = new TexCoord3f[valid];
737:                                    for (j = 0; j < valid; j++) {
738:                                        tex[j] = new TexCoord3f(
739:                                                t[(j + initial) * 3],
740:                                                t[(j + initial) * 3 + 1],
741:                                                t[(j + initial) * 3 + 2]);
742:                                    }
743:                                }
744:                                // TexCoords3 were set in vertexFormat but none were set - OK
745:                            } else {
746:                                // Not BY_REFERENCE
747:                                int initial;
748:                                if (!(geomArray instanceof  IndexedGeometryArray)) {
749:                                    initial = geomArray.getInitialVertexIndex();
750:                                } else
751:                                    initial = 0;
752:                                tex = new TexCoord3f[valid];
753:                                for (j = 0; j < valid; j++)
754:                                    tex[j] = new TexCoord3f();
755:                                geomArray
756:                                        .getTextureCoordinates(i, initial, tex);
757:                            }
758:                            geomInfo.setTextureCoordinates(i, tex);
759:                        }
760:                        int[] map = new int[geomArray.getTexCoordSetMapLength()];
761:                        geomArray.getTexCoordSetMap(map);
762:                        geomInfo.setTexCoordSetMap(map);
763:                    } else if ((vertexFormat & GeometryArray.TEXTURE_COORDINATE_2) != 0) {
764:                        geomInfo.setTextureCoordinateParams(texSets, 2);
765:                        for (i = 0; i < texSets; i++) {
766:                            TexCoord2f[] tex = null;
767:                            if (byRef) {
768:
769:                                int initial;
770:                                if (!(geomArray instanceof  IndexedGeometryArray)) {
771:                                    initial = geomArray
772:                                            .getInitialTexCoordIndex(i);
773:                                } else
774:                                    initial = 0;
775:
776:                                if (nio) {
777:                                    J3DBuffer buf = geomArray
778:                                            .getTexCoordRefBuffer(i);
779:
780:                                    if (BufferWrapper.getBufferType(buf) == BufferWrapper.TYPE_FLOAT) {
781:                                        FloatBufferWrapper bb = new FloatBufferWrapper(
782:                                                buf);
783:                                        float[] c = new float[valid * 2];
784:                                        bb.position(initial * 2);
785:                                        bb.get(c, 0, valid * 2);
786:                                        tex = new TexCoord2f[valid];
787:                                        for (j = 0; j < valid; j++) {
788:                                            tex[j] = new TexCoord2f(
789:                                                    c[j * 2 + 0], c[j * 2 + 1]);
790:                                        }
791:                                    }
792:                                    // TexCoords2 were set in vertexFormat but none were set - OK
793:                                } else if (geomArray.getTexCoordRefFloat(i) != null) {
794:                                    float[] t = geomArray
795:                                            .getTexCoordRefFloat(i);
796:                                    tex = new TexCoord2f[valid];
797:                                    for (j = 0; j < valid; j++) {
798:                                        tex[j] = new TexCoord2f(
799:                                                t[(j + initial) * 2 + 0],
800:                                                t[(j + initial) * 2 + 1]);
801:                                    }
802:                                } else if (geomArray.getTexCoordRef2f(i) != null) {
803:                                    if (initial != 0) {
804:                                        TexCoord2f[] t = geomArray
805:                                                .getTexCoordRef2f(i);
806:                                        tex = new TexCoord2f[valid];
807:                                        for (j = 0; j < valid; j++) {
808:                                            tex[j] = new TexCoord2f(t[j
809:                                                    + initial]);
810:                                        }
811:                                    } else
812:                                        tex = geomArray.getTexCoordRef2f(i);
813:                                }
814:                                // TexCoords2 were set in vertexFormat but none were set - OK
815:                            } else {
816:                                // Not BY_REFERENCE
817:                                int initial;
818:                                if (!(geomArray instanceof  IndexedGeometryArray)) {
819:                                    initial = geomArray.getInitialVertexIndex();
820:                                } else
821:                                    initial = 0;
822:                                tex = new TexCoord2f[valid];
823:                                for (j = 0; j < valid; j++)
824:                                    tex[j] = new TexCoord2f();
825:                                geomArray
826:                                        .getTextureCoordinates(i, initial, tex);
827:                            }
828:                            geomInfo.setTextureCoordinates(i, tex);
829:                        }
830:                        int[] map = new int[geomArray.getTexCoordSetMapLength()];
831:                        geomArray.getTexCoordSetMap(map);
832:                        geomInfo.setTexCoordSetMap(map);
833:                    }
834:                }
835:            } // End of processGeometryArray
836:
837:            private static void processIndexedArray(GeometryInfo geomInfo,
838:                    IndexedGeometryArray geomArray) {
839:                int initial = geomArray.getInitialIndexIndex();
840:                int vertexFormat = geomArray.getVertexFormat();
841:                int texSets = geomArray.getTexCoordSetCount();
842:
843:                int valid;
844:                if (geomArray instanceof  IndexedGeometryStripArray) {
845:                    IndexedGeometryStripArray igsa = (IndexedGeometryStripArray) geomArray;
846:                    int[] strips = new int[igsa.getNumStrips()];
847:                    igsa.getStripIndexCounts(strips);
848:                    valid = 0;
849:                    for (int i = 0; i < strips.length; i++) {
850:                        valid += strips[i];
851:                    }
852:                } else {
853:                    valid = geomArray.getValidIndexCount();
854:                }
855:
856:                int[] coordI = new int[valid];
857:                geomArray.getCoordinateIndices(initial, coordI);
858:                geomInfo.setCoordinateIndices(coordI);
859:
860:                if ((vertexFormat & GeometryArray.USE_COORD_INDEX_ONLY) != 0) {
861:                    if ((vertexFormat & GeometryArray.NORMALS) != 0)
862:                        geomInfo.setNormalIndices(coordI);
863:                    if (((vertexFormat & GeometryArray.COLOR_3) != 0)
864:                            || ((vertexFormat & GeometryArray.COLOR_4) != 0))
865:                        geomInfo.setColorIndices(coordI);
866:                    if (((vertexFormat & GeometryArray.TEXTURE_COORDINATE_2) != 0)
867:                            || ((vertexFormat & GeometryArray.TEXTURE_COORDINATE_3) != 0)
868:                            || ((vertexFormat & GeometryArray.TEXTURE_COORDINATE_4) != 0)) {
869:                        for (int i = 0; i < texSets; i++) {
870:                            geomInfo.setTextureCoordinateIndices(i, coordI);
871:                        }
872:                    }
873:                } else {
874:                    if ((vertexFormat & GeometryArray.NORMALS) != 0) {
875:                        int[] normalI = new int[valid];
876:                        geomArray.getNormalIndices(initial, normalI);
877:                        geomInfo.setNormalIndices(normalI);
878:                    }
879:
880:                    if (((vertexFormat & GeometryArray.COLOR_3) != 0)
881:                            || ((vertexFormat & GeometryArray.COLOR_4) != 0)) {
882:                        int[] colorI = new int[valid];
883:                        geomArray.getColorIndices(initial, colorI);
884:                        geomInfo.setColorIndices(colorI);
885:                    }
886:
887:                    if (((vertexFormat & GeometryArray.TEXTURE_COORDINATE_2) != 0)
888:                            || ((vertexFormat & GeometryArray.TEXTURE_COORDINATE_3) != 0)
889:                            || ((vertexFormat & GeometryArray.TEXTURE_COORDINATE_4) != 0)) {
890:                        for (int i = 0; i < texSets; i++) {
891:                            int[] texI = new int[valid];
892:                            geomArray.getTextureCoordinateIndices(i, initial,
893:                                    texI);
894:                            geomInfo.setTextureCoordinateIndices(i, texI);
895:                        }
896:                    }
897:                }
898:            } // End of processIndexedArray
899:
900:            private static void processStripArray(GeometryInfo geomInfo,
901:                    GeometryStripArray geomArray) {
902:                int[] strips = new int[geomArray.getNumStrips()];
903:                geomArray.getStripVertexCounts(strips);
904:                geomInfo.setStripCounts(strips);
905:            } // End of processStripArray
906:
907:            private static void processIndexStripArray(GeometryInfo geomInfo,
908:                    IndexedGeometryStripArray geomArray) {
909:                int[] strips = new int[geomArray.getNumStrips()];
910:                geomArray.getStripIndexCounts(strips);
911:                geomInfo.setStripCounts(strips);
912:            } // End of processIndexStripArray
913:
914:        } // End of class GeometryInfoGenerator
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