/* * $RCSfile$ * * Copyright (c) 2005 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 com.sun.j3d.utils.image.TextureLoader; 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 InterleavedNIOBuffer extends JApplet implements ActionListener { RenderingAttributes ra; ColoringAttributes ca; Material mat; Appearance app; JComboBox geomType; JCheckBox transparency; JCheckBox textureBox; Shape3D shape; TransparencyAttributes transp; GeometryArray tetraRegular, tetraStrip, tetraIndexed, tetraIndexedStrip; GeometryArray[] geoArrays = new GeometryArray[4]; // Globally used colors Color3f white = new Color3f(1.0f, 1.0f, 1.0f); Color3f red = new Color3f(1.0f, 0.0f, 0.0f); Color3f green = new Color3f(0.0f, 1.0f, 0.0f); Color3f blue = new Color3f(0.0f, 0.0f, 1.0f); Color3f[] colors = {white, red, green, blue}; 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 Point2f t1 = new Point2f(0.0f, 0.0f); private static final Point2f t2 = new Point2f(0.5f, 1.0f); private static final Point2f t3 = new Point2f(1.0f, 0.0f); private static final Point2f t4 = new Point2f(1.0f, 1.0f); private static final Color3f c1 = new Color3f(1.0f, 0.0f, 0.0f); private static final Color3f c2 = new Color3f(0.0f, 1.0f, 0.0f); private static final Color3f c3 = new Color3f(0.0f, 1.0f, 1.0f); private static final Color3f c4 = new Color3f(1.0f, 1.0f, 0.0f); private static final float[] interleaved = { t1.x, t1.y, t1.x, t1.y, c1.x, c1.y, c1.z, // front face p1.x, p1.y, p1.z, // front face t2.x, t2.y, t2.x, t2.y, c2.x, c2.y, c2.z, p2.x, p2.y, p2.z, t4.x, t4.y, t4.x, t4.y, c4.x, c4.y, c4.z, p4.x, p4.y, p4.z, t1.x, t1.y, t1.x, t1.y, c1.x, c1.y, c1.z,// left, back face p1.x, p1.y, p1.z,// left, back face t4.x, t4.y, t4.x, t4.y, c4.x, c4.y, c4.z, p4.x, p4.y, p4.z, t3.x, t3.y, t3.x, t3.y, c3.x, c3.y, c3.z, p3.x, p3.y, p3.z, t2.x, t2.y, t2.x, t2.y, c2.x, c2.y, c2.z,// right, back face p2.x, p2.y, p2.z,// right, back face t3.x, t3.y, t3.x, t3.y, c3.x, c3.y, c3.z, p3.x, p3.y, p3.z, t4.x, t4.y, t4.x, t4.y, c4.x, c4.y, c4.z, p4.x, p4.y, p4.z, t1.x, t1.y, t1.x, t1.y, c1.x, c1.y, c1.z,// bottom face p1.x, p1.y, p1.z,// bottom face t3.x, t3.y, t3.x, t3.y, c3.x, c3.y, c3.z, p3.x, p3.y, p3.z, t2.x, t2.y, t2.x, t2.y, c2.x, c2.y, c2.z, p2.x, p2.y, p2.z, }; private static final float[] indexedInterleaved = { t1.x,t1.y, t1.x,t1.y, c1.x,c1.y,c1.z, p1.x,p1.y,p1.z, t2.x,t2.y, t2.x,t2.y, c2.x,c2.y,c2.z, p2.x,p2.y,p2.z, t3.x,t3.y, t3.x,t3.y, c3.x,c3.y,c3.z, p3.x,p3.y,p3.z, t4.x,t4.y, t4.x,t4.y, c4.x,c4.y,c4.z, p4.x,p4.y,p4.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}; TextureUnitState textureUnitState[] = new TextureUnitState[2]; Texture tex1; Texture tex2; private java.net.URL texImage1 = null; private java.net.URL texImage2 = null; private SimpleUniverse u; private J3DBuffer interleavedBuffer; private J3DBuffer indexedInterleavedBuffer; void createInterleavedBuffers() { int size; ByteOrder order = ByteOrder.nativeOrder(); size = (2 + 2 + 3 + 3 ) * 3 * 4; FloatBuffer vertex = ByteBuffer.allocateDirect(size * 4).order(order).asFloatBuffer(); vertex.put(interleaved, 0, size); interleavedBuffer = new J3DBuffer(vertex); size = ( 2 + 2 + 3 + 3) * 4; FloatBuffer indexedVertex = ByteBuffer.allocateDirect(size * 4).order(order).asFloatBuffer(); indexedVertex.put(indexedInterleaved, 0, size); indexedInterleavedBuffer = new J3DBuffer(indexedVertex); } BranchGroup createSceneGraph() { BranchGroup objRoot = new BranchGroup(); // Set up attributes to render lines app = new Appearance(); app.setCapability(Appearance.ALLOW_TEXTURE_UNIT_STATE_WRITE); transp = new TransparencyAttributes(); transp.setTransparency(0.5f); transp.setCapability(TransparencyAttributes.ALLOW_MODE_WRITE); transp.setTransparencyMode(TransparencyAttributes.NONE); app.setTransparencyAttributes(transp); // load textures TextureAttributes texAttr1 = new TextureAttributes(); texAttr1.setTextureMode(TextureAttributes.DECAL); TextureAttributes texAttr2 = new TextureAttributes(); texAttr2.setTextureMode(TextureAttributes.MODULATE); TextureLoader tex = new TextureLoader(texImage1, new String("RGB"), this); if (tex == null) return null; tex1 = tex.getTexture(); tex = new TextureLoader(texImage2, new String("RGB"), this); if (tex == null) return null; tex2 = tex.getTexture(); textureUnitState[0] = new TextureUnitState(tex1, texAttr1, null); textureUnitState[1] = new TextureUnitState(tex2, texAttr2, null); createInterleavedBuffers(); 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); 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); transparency = new JCheckBox("EnableTransparency", false); transparency.addActionListener(this); panel.add(transparency); textureBox = new JCheckBox("EnableTexture", false); textureBox.addActionListener(this); panel.add(textureBox); return panel; } public InterleavedNIOBuffer() { } public InterleavedNIOBuffer(java.net.URL texURL1, java.net.URL texURL2) { texImage1 = texURL1; texImage2 = texURL2; } public void init() { // create textures if (texImage1 == null) { // the path to the image for an applet try { texImage1 = new java.net.URL(getCodeBase().toString() + "../images/bg.jpg"); } catch (java.net.MalformedURLException ex) { System.out.println(ex.getMessage()); System.exit(1); } } if (texImage2 == null) { // the path to the image for an applet try { texImage2 = new java.net.URL(getCodeBase().toString() + "../images/one.jpg"); } catch (java.net.MalformedURLException ex) { System.out.println(ex.getMessage()); System.exit(1); } } 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(); // add Orbit behavior to the viewing platform 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); u.addBranchGraph(scene); // Create GUI JPanel p = new JPanel(); BoxLayout boxlayout = new BoxLayout(p, BoxLayout.Y_AXIS); p.add(createGeometryByReferencePanel()); p.setLayout(boxlayout); contentPane.add("South", p); } public void destroy() { u.cleanup(); } public void actionPerformed(ActionEvent e) { Object target = e.getSource(); if (target == geomType) { shape.setGeometry(geoArrays[geomType.getSelectedIndex()]); } else if (target == transparency) { if (transparency.isSelected()) { transp.setTransparencyMode(TransparencyAttributes.BLENDED); } else { transp.setTransparencyMode(TransparencyAttributes.NONE); } } else if (target == textureBox) { if (textureBox.isSelected()) { app.setTextureUnitState(textureUnitState); } else { app.setTextureUnitState(null); } } } public static void main(String[] args) { java.net.URL texURL1 = null; java.net.URL texURL2 = null; // the path to the image for an application try { texURL1 = new java.net.URL("file:../images/bg.jpg"); texURL2 = new java.net.URL("file:../images/one.jpg"); } catch (java.net.MalformedURLException ex) { System.out.println(ex.getMessage()); System.exit(1); } Frame frame = new MainFrame(new InterleavedNIOBuffer(texURL1, texURL2), 800, 800); } public GeometryArray createGeometry (int type) { GeometryArray tetra = null; int texCoordSetMap[] = {0, 0}; if (type == 1) { tetra =new TriangleArray(12, TriangleArray.COORDINATES| TriangleArray.COLOR_3| /* TriangleArray.NORMAL_3| */ TriangleArray.TEXTURE_COORDINATE_2 | TriangleArray.INTERLEAVED| TriangleArray.BY_REFERENCE| TriangleArray.USE_NIO_BUFFER, 2, texCoordSetMap); tetra.setInterleavedVertexBuffer(interleavedBuffer); } else if (type == 2) { tetra = new TriangleStripArray(12, TriangleStripArray.COORDINATES| TriangleStripArray.COLOR_3| /* TriangleArray.NORMAL_3| */ TriangleArray.TEXTURE_COORDINATE_2 | TriangleStripArray.INTERLEAVED| TriangleStripArray.BY_REFERENCE| TriangleStripArray.USE_NIO_BUFFER, 2, texCoordSetMap, stripVertexCounts); tetra.setInterleavedVertexBuffer(interleavedBuffer); } else if (type == 3) { // Indexed Geometry tetra = new IndexedTriangleArray(4, IndexedTriangleArray.COORDINATES| IndexedTriangleArray.COLOR_3| /* IndexedTriangleArray.NORMAL_3| */ IndexedTriangleArray.TEXTURE_COORDINATE_2 | IndexedTriangleArray.INTERLEAVED| IndexedTriangleArray.BY_REFERENCE| IndexedTriangleArray.USE_NIO_BUFFER| IndexedTriangleArray.USE_COORD_INDEX_ONLY, 2, texCoordSetMap, 12); tetra.setInterleavedVertexBuffer(indexedInterleavedBuffer); ((IndexedTriangleArray)tetra).setCoordinateIndices(0, indices); /* // Do not set color or texcoord indices in UCIO mode ((IndexedTriangleArray)tetra).setColorIndices(0, indices); ((IndexedTriangleArray)tetra).setTextureCoordinateIndices( 0, 0, indices); ((IndexedTriangleArray)tetra).setTextureCoordinateIndices( 1, 0, indices); */ } else if (type == 4) { // Indexed strip geometry tetra = new IndexedTriangleStripArray(4, IndexedTriangleStripArray.COORDINATES| IndexedTriangleStripArray.COLOR_3| /* IndexedTriangleArray.NORMAL_3| */ IndexedTriangleArray.TEXTURE_COORDINATE_2 | IndexedTriangleStripArray.INTERLEAVED| IndexedTriangleStripArray.BY_REFERENCE| IndexedTriangleStripArray.USE_NIO_BUFFER, //IndexedTriangleStripArray.USE_COORD_INDEX_ONLY, 2, texCoordSetMap, 12, stripVertexCounts); tetra.setInterleavedVertexBuffer(indexedInterleavedBuffer); ((IndexedTriangleStripArray)tetra).setCoordinateIndices(0, indices); ((IndexedTriangleStripArray)tetra).setColorIndices(0, indices); ((IndexedTriangleStripArray)tetra).setTextureCoordinateIndices( 0, 0, indices); ((IndexedTriangleStripArray)tetra).setTextureCoordinateIndices( 1, 0, indices); } else if (type == 5) { // Interleaved array } return tetra; } }