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-rw-r--r--src/GeometryByReference/GeometryByReferenceNIOBuffer.java517
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diff --git a/src/GeometryByReference/GeometryByReferenceNIOBuffer.java b/src/GeometryByReference/GeometryByReferenceNIOBuffer.java
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-/*
- * $RCSfile$
- *
- * Copyright (c) 2006 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, licensed or
- * intended for use in the design, construction, operation or
- * maintenance of any nuclear facility.
- *
- * $Revision$
- * $Date$
- * $State$
- */
-
-import java.applet.Applet;
-import java.awt.*;
-import java.awt.event.*;
-import com.sun.j3d.utils.applet.MainFrame;
-import com.sun.j3d.utils.geometry.*;
-import com.sun.j3d.utils.universe.*;
-import javax.media.j3d.*;
-import javax.vecmath.*;
-import javax.swing.*;
-import javax.swing.event.*;
-import javax.swing.border.*;
-import com.sun.j3d.utils.behaviors.vp.*;
-import java.nio.*;
-
-public class GeometryByReferenceNIOBuffer extends JApplet implements ActionListener,
-GeometryUpdater {
-
- RenderingAttributes ra;
- ColoringAttributes ca;
- Material mat;
- Appearance app;
- JComboBox geomType;
- JComboBox vertexType;
- JComboBox colorType;
- JCheckBox transparency;
- JComboBox updates;
- Shape3D shape;
- TransparencyAttributes transp;
- int updateIndex = 0;
- int colorCount = 0, vertexCount = 0;
- int vertexIndex = 0, colorIndex = 0;
-
- GeometryArray tetraRegular, tetraStrip, tetraIndexed, tetraIndexedStrip;
- GeometryArray[] geoArrays = new GeometryArray[4];
-
- private static final float sqrt3 = (float) Math.sqrt(3.0);
- private static final float sqrt3_3 = sqrt3 / 3.0f;
- private static final float sqrt24_3 = (float) Math.sqrt(24.0) / 3.0f;
-
- private static final float ycenter = 0.5f * sqrt24_3;
- private static final float zcenter = -sqrt3_3;
-
- private static final Point3f p1 =
- new Point3f(-1.0f, -ycenter, -zcenter);
- private static final Point3f p2 =
- new Point3f(1.0f, -ycenter, -zcenter);
- private static final Point3f p3 =
- new Point3f(0.0f, -ycenter, -sqrt3 - zcenter);
- private static final Point3f p4 =
- new Point3f(0.0f, sqrt24_3 - ycenter, 0.0f);
-
- private static final float[] floatVerts = {
- p1.x, p1.y, p1.z, // front face
- p2.x, p2.y, p2.z,
- p4.x, p4.y, p4.z,
-
- p1.x, p1.y, p1.z,// left, back face
- p4.x, p4.y, p4.z,
- p3.x, p3.y, p3.z,
-
- p2.x, p2.y, p2.z,// right, back face
- p3.x, p3.y, p3.z,
- p4.x, p4.y, p4.z,
-
- p1.x, p1.y, p1.z,// bottom face
- p3.x, p3.y, p3.z,
- p2.x, p2.y, p2.z,
- };
-
- private static final Color3f c1 = new Color3f(0.6f, 0.0f, 0.0f);
- private static final Color3f c2 = new Color3f(0.0f, 0.6f, 0.0f);
- private static final Color3f c3 = new Color3f(0.0f, 0.6f, 0.6f);
- private static final Color3f c4 = new Color3f(0.6f, 0.6f, 0.0f);
-
-
-
- private static final float[] floatClrs = {
- c1.x, c1.y, c1.z, // front face
- c2.x, c2.y, c2.z,
- c4.x, c4.y, c4.z,
-
- c1.x, c1.y, c1.z,// left, back face
- c4.x, c4.y, c4.z,
- c3.x, c3.y, c3.z,
-
- c2.x, c2.y, c2.z,// right, back face
- c3.x, c3.y, c3.z,
- c4.x, c4.y, c4.z,
-
- c1.x, c1.y, c1.z,// bottom face
- c3.x, c3.y, c3.z,
- c2.x, c2.y, c2.z,
- };
-
- private static final float[] indexedFloatVerts = {
- p1.x,p1.y,p1.z,
- p2.x,p2.y,p2.z,
- p3.x,p3.y,p3.z,
- p4.x,p4.y,p4.z,
-
- };
-
-
- private static final float[] indexedFloatClrs = {
- c1.x,c1.y,c1.z,
- c2.x,c2.y,c2.z,
- c3.x,c3.y,c3.z,
- c4.x,c4.y,c4.z,
- };
-
- private static final int[] indices = {0,1,3,0,3,2,1,2,3,0,2,1};
- private int[] stripVertexCounts = {3,3,3,3};
-
- private SimpleUniverse u;
-
- private J3DBuffer floatBufferCoord;
- private J3DBuffer floatBufferColor;
- private J3DBuffer indexedFloatBufferCoord;
- private J3DBuffer indexedFloatBufferColor;
-
- void createJ3DBuffers() {
- int i;
- ByteOrder order = ByteOrder.nativeOrder();
-
- FloatBuffer coord = ByteBuffer.allocateDirect(36 * 4).order(order).asFloatBuffer();
- coord.put(floatVerts, 0, 36);
- floatBufferCoord = new J3DBuffer(coord);
-
- FloatBuffer color = ByteBuffer.allocateDirect(36 * 4).order(order).asFloatBuffer();
- color.put(floatClrs, 0, 36);
- floatBufferColor = new J3DBuffer(color);
-
- FloatBuffer indexedCoord = ByteBuffer.allocateDirect(12 * 4).order(order).asFloatBuffer();
- indexedCoord.put(indexedFloatVerts, 0, 12);
- indexedFloatBufferCoord = new J3DBuffer(indexedCoord);
-
- FloatBuffer indexedColor = ByteBuffer.allocateDirect(12 * 4).order(order).asFloatBuffer();
- indexedColor.put(indexedFloatClrs, 0, 12);
- indexedFloatBufferColor = new J3DBuffer(indexedColor);
- }
-
- BranchGroup createSceneGraph() {
- BranchGroup objRoot = new BranchGroup();
-
- // Set up attributes to render lines
- app = new Appearance();
-
- transp = new TransparencyAttributes();
- transp.setTransparency(0.5f);
- transp.setCapability(TransparencyAttributes.ALLOW_MODE_WRITE);
- transp.setTransparencyMode(TransparencyAttributes.NONE);
- app.setTransparencyAttributes(transp);
-
- //create the direct nio buffer
- createJ3DBuffers();
-
- tetraRegular = createGeometry(1);
- tetraStrip =createGeometry(2);
- tetraIndexed = createGeometry(3);
- tetraIndexedStrip = createGeometry(4);
-
- geoArrays[0] = tetraRegular;
- geoArrays[1] = tetraStrip;
- geoArrays[2] = tetraIndexed;
- geoArrays[3] = tetraIndexedStrip;
-
- shape = new Shape3D(tetraRegular, app);
- shape.setCapability(Shape3D.ALLOW_GEOMETRY_WRITE);
- shape.setCapability(Shape3D.ALLOW_GEOMETRY_READ);
-
- Transform3D t = new Transform3D();
- // move the object upwards
- t.set(new Vector3f(0.0f, 0.3f, 0.0f));
-
- // rotate the shape
- Transform3D temp = new Transform3D();
- temp.rotX(Math.PI/4.0d);
- t.mul(temp);
- temp.rotY(Math.PI/4.0d);
- t.mul(temp);
-
- // Shrink the object
- t.setScale(0.6);
-
- TransformGroup trans = new TransformGroup(t);
- trans.setCapability(TransformGroup.ALLOW_TRANSFORM_WRITE);
- trans.setCapability(TransformGroup.ALLOW_TRANSFORM_READ);
-
- objRoot.addChild(trans);
- trans.addChild(shape);
-
- BoundingSphere bounds =
- new BoundingSphere(new Point3d(0.0,0.0,0.0), 100.0);
-
- // Set up the global lights
- Color3f lColor1 = new Color3f(0.7f, 0.7f, 0.7f);
- Vector3f lDir1 = new Vector3f(-1.0f, -1.0f, -1.0f);
- Color3f alColor = new Color3f(0.2f, 0.2f, 0.2f);
-
- AmbientLight aLgt = new AmbientLight(alColor);
- aLgt.setInfluencingBounds(bounds);
- DirectionalLight lgt1 = new DirectionalLight(lColor1, lDir1);
- lgt1.setInfluencingBounds(bounds);
- objRoot.addChild(aLgt);
- objRoot.addChild(lgt1);
-
- // Let Java 3D perform optimizations on this scene graph.
- objRoot.compile();
-
- return objRoot;
- }
-
- JPanel createGeometryByReferencePanel() {
- JPanel panel = new JPanel();
- panel.setBorder(new TitledBorder("Geometry Type"));
-
- String values[] = {"Array", "Strip", "Indexed", "IndexedStrip"};
- geomType = new JComboBox(values);
- geomType.setLightWeightPopupEnabled(false);
- geomType.addActionListener(this);
- geomType.setSelectedIndex(0);
- panel.add(new JLabel("Geometry Type"));
- panel.add(geomType);
-
- return panel;
- }
-
- JPanel createUpdatePanel() {
-
- JPanel panel = new JPanel();
- panel.setBorder(new TitledBorder("Other Attributes"));
-
- String updateComp[] = { "None","Geometry", "Color"};
-
- transparency = new JCheckBox("EnableTransparency",
- false);
- transparency.addActionListener(this);
- panel.add(transparency);
-
-
- updates = new JComboBox(updateComp);
- updates.setLightWeightPopupEnabled(false);
- updates.addActionListener(this);
- updates.setSelectedIndex(0);
- panel.add(new JLabel("UpdateData"));
- panel.add(updates);
-
- return panel;
- }
-
-
-
- public GeometryByReferenceNIOBuffer() {
- }
-
- public void init() {
- Container contentPane = getContentPane();
-
- Canvas3D c = new Canvas3D(SimpleUniverse.getPreferredConfiguration());
- contentPane.add("Center", c);
-
- BranchGroup scene = createSceneGraph();
- // SimpleUniverse is a Convenience Utility class
- u = new SimpleUniverse(c);
-
- // add mouse behaviors to the viewingPlatform
- ViewingPlatform viewingPlatform = u.getViewingPlatform();
-
- // This will move the ViewPlatform back a bit so the
- // objects in the scene can be viewed.
- viewingPlatform.setNominalViewingTransform();
- u.addBranchGraph(scene);
-
- // add Orbit behavior to the ViewingPlatform
- OrbitBehavior orbit = new OrbitBehavior(c, OrbitBehavior.REVERSE_ALL);
- BoundingSphere bounds =
- new BoundingSphere(new Point3d(0.0, 0.0, 0.0), 100.0);
- orbit.setSchedulingBounds(bounds);
- viewingPlatform.setViewPlatformBehavior(orbit);
-
- // Create GUI
- JPanel p = new JPanel();
- BoxLayout boxlayout = new BoxLayout(p,
- BoxLayout.Y_AXIS);
- p.add(createGeometryByReferencePanel());
- p.add(createUpdatePanel());
- p.setLayout(boxlayout);
-
- contentPane.add("South", p);
- }
-
- public void destroy() {
- u.cleanup();
- }
-
- public void actionPerformed(ActionEvent e) {
- Object target = e.getSource();
- GeometryArray geo;
- boolean setColor = false, setVertex = false;
- if (target == geomType) {
- geo = geoArrays[geomType.getSelectedIndex()];
- // Set everything to null, and set it later ..
- geo.setColorRefBuffer(null);
- geo.setCoordRefBuffer(null);
- shape.setGeometry(geoArrays[geomType.getSelectedIndex()]);
-
- setColor = true;
- setVertex= true;
-
-
- }
- else if (target == transparency) {
- if (transparency.isSelected()) {
- transp.setTransparencyMode(TransparencyAttributes.BLENDED);
- }
- else {
- transp.setTransparencyMode(TransparencyAttributes.NONE);
- }
-
- }
- else if (target == updates) {
- updateIndex = updates.getSelectedIndex();
- if (updateIndex == 1) {
- System.out.println("Doing coordinate update");
- ((GeometryArray)(shape.getGeometry())).updateData(this);
- }
- else if (updateIndex == 2) {
- System.out.println("Doing color update");
- ((GeometryArray)(shape.getGeometry())).updateData(this);
- }
-
- }
-
- if (setVertex) {
- geo = (GeometryArray) shape.getGeometry();
- if (geo instanceof IndexedGeometryArray)
- geo.setCoordRefBuffer(indexedFloatBufferCoord);
- else
- geo.setCoordRefBuffer(floatBufferCoord);
-
- }
- if (setColor) {
- geo = (GeometryArray) shape.getGeometry();
- if (geo instanceof IndexedGeometryArray)
- geo.setColorRefBuffer(indexedFloatBufferColor);
- else
- geo.setColorRefBuffer(floatBufferColor);
- }
- }
-
-
-
- public static void main(String[] args) {
- Frame frame = new MainFrame(new GeometryByReferenceNIOBuffer(), 800, 800);
- }
-
- public GeometryArray createGeometry (int type) {
- GeometryArray tetra = null;
- if (type == 1) {
- tetra =new TriangleArray(12,
- TriangleArray.COORDINATES|
- TriangleArray.COLOR_3|
- TriangleArray.BY_REFERENCE|
- TriangleArray.USE_NIO_BUFFER);
-
- tetra.setCoordRefBuffer(floatBufferCoord);
- tetra.setColorRefBuffer(floatBufferColor);
-
- }
- else if (type == 2) {
- tetra = new TriangleStripArray(12,
- TriangleStripArray.COORDINATES|
- TriangleStripArray.COLOR_3|
- TriangleStripArray.BY_REFERENCE|
- TriangleStripArray.USE_NIO_BUFFER,
- stripVertexCounts);
- tetra.setCoordRefBuffer(floatBufferCoord);
- tetra.setColorRefBuffer(floatBufferColor);
-
- }
- else if (type == 3) { // Indexed Geometry
- tetra = new IndexedTriangleArray(4,
- IndexedTriangleArray.COORDINATES|
- IndexedTriangleArray.COLOR_3|
- IndexedTriangleArray.BY_REFERENCE|
- IndexedTriangleArray.USE_NIO_BUFFER,
- //IndexedTriangleStripArray.USE_COORD_INDEX_ONLY,
- 12);
- tetra.setCoordRefBuffer(indexedFloatBufferCoord);
- tetra.setColorRefBuffer(indexedFloatBufferColor);
- ((IndexedTriangleArray)tetra).setCoordinateIndices(0, indices);
- ((IndexedTriangleArray)tetra).setColorIndices(0, indices);
- }
- else if (type == 4) { // Indexed strip geometry
- tetra = new IndexedTriangleStripArray(4,
- IndexedTriangleStripArray.COORDINATES|
- IndexedTriangleStripArray.COLOR_3|
- IndexedTriangleStripArray.BY_REFERENCE|
- IndexedTriangleStripArray.USE_NIO_BUFFER|
- IndexedTriangleStripArray.USE_COORD_INDEX_ONLY,
- 12,
- stripVertexCounts);
- tetra.setCoordRefBuffer(indexedFloatBufferCoord);
- tetra.setColorRefBuffer(indexedFloatBufferColor);
- ((IndexedTriangleStripArray)tetra).setCoordinateIndices(0, indices);
- /*
- // Do not set color indices in UCIO mode
- ((IndexedTriangleStripArray)tetra).setColorIndices(0, indices);
- */
- }
-
- if (tetra != null)
- tetra.setCapability(GeometryArray.ALLOW_REF_DATA_WRITE);
- return tetra;
- }
-
- public void updateData(Geometry geometry) {
- int i;
- float val;
- float val1;
- if (updateIndex == 1) { // geometry
- // Translate the geometry by a small amount in x
- vertexCount++;
- if ((vertexCount &1) == 1)
- val = 0.2f;
- else
- val = -0.2f;
-
- FloatBuffer indexedCoord = (FloatBuffer)indexedFloatBufferCoord.getBuffer();
- indexedCoord.rewind();
- FloatBuffer coord = (FloatBuffer)floatBufferCoord.getBuffer();
- coord.rewind();
-
- if (vertexIndex == 0) {
- // Do Indexed geometry
- for (i = 0; i < indexedCoord.limit(); i+=3) {
- val1 = indexedCoord.get(i);
- indexedCoord.put(i, val1 + val);
- }
- // Do non-indexed float geometry
- for (i = 0; i < coord.limit(); i+=3) {
- val1 = coord.get(i);
- coord.put(i, val1 + val);
- }
- }
- }
- else if (updateIndex == 2) { // colors
- colorCount++;
- if ((colorCount & 1) == 1)
- val = 0.4f;
- else
- val = -0.4f;
-
- FloatBuffer indexedColors = (FloatBuffer)indexedFloatBufferColor.getBuffer();
- indexedColors.rewind();
- FloatBuffer colors = (FloatBuffer)floatBufferColor.getBuffer();
- colors.rewind();
-
- if (colorIndex == 0) {
- // Do Indexed geometry
- for (i = 0; i < indexedColors.limit(); i+=3) {
- indexedColors.put(i, indexedColors.get(i) + val);
- }
- // Do non-indexed float geometry
- for (i = 0; i < colors.limit(); i+=3) {
- colors.put(i, colors.get(i) + val);
- }
- }
-
- }
-
- }
-}
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