/* * $RCSfile$ * * Copyright (c) 2004 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.event.*; import javax.media.j3d.*; import javax.vecmath.*; import java.util.BitSet; import com.sun.j3d.utils.geometry.Sphere; /** * Class: Positions * * Description: Creates the position markers. * * Version: 1.0 * */ public class Positions extends Object { final static int UNOCCUPIED = 0; final static int HUMAN = 1; final static int MACHINE = 2; final static int END = 3; private Vector3f point[]; private Switch posSwitch; private Switch humanSwitch; private Switch machineSwitch; private BitSet posMask; private BitSet humanMask; private BitSet machineMask; private Group group; private Material redMat; private Material blueMat; private Material yellowMat; private Material whiteMat; private Appearance redApp; private Appearance blueApp; private Appearance yellowApp; private Appearance whiteApp; private Board board; private Sphere posSphere[]; private BigCube cube[]; private TransformGroup tgroup; private boolean winnerFlag = false; public Positions() { // Define colors for lighting Color3f white = new Color3f(1.0f, 1.0f, 1.0f); Color3f black = new Color3f(0.0f, 0.0f, 0.0f); Color3f red = new Color3f(0.9f, 0.1f, 0.2f); Color3f blue = new Color3f(0.3f, 0.3f, 0.8f); Color3f yellow = new Color3f(1.0f, 1.0f, 0.0f); Color3f ambRed = new Color3f(0.3f, 0.03f, 0.03f); Color3f ambBlue = new Color3f(0.03f, 0.03f, 0.3f); Color3f ambYellow = new Color3f(0.3f, 0.3f, 0.03f); Color3f ambWhite = new Color3f(0.3f, 0.3f, 0.3f); Color3f specular = new Color3f(1.0f, 1.0f, 1.0f); // Create the red appearance node redMat= new Material(ambRed, black, red, specular, 100.f); redMat.setLightingEnable(true); redApp = new Appearance(); redApp.setMaterial(redMat); // Create the blue appearance node blueMat= new Material(ambBlue, black, blue, specular, 100.f); blueMat.setLightingEnable(true); blueApp = new Appearance(); blueApp.setMaterial(blueMat); // Create the yellow appearance node yellowMat= new Material(ambYellow, black, yellow, specular, 100.f); yellowMat.setLightingEnable(true); yellowApp = new Appearance(); yellowApp.setMaterial(yellowMat); // Create the white appearance node whiteMat= new Material(ambWhite, black, white, specular, 100.f); whiteMat.setLightingEnable(true); whiteApp = new Appearance(); whiteApp.setMaterial(whiteMat); // Load the point array with the offset (coordinates) for each of // the 64 positions. point = new Vector3f[64]; int count = 0; for (int i=-30; i<40; i+=20) { for (int j=-30; j<40; j+=20) { for (int k=-30; k<40; k+=20) { point[count] = new Vector3f((float) k, (float) j, (float) i); count++; } } } // Create the switch nodes posSwitch = new Switch(Switch.CHILD_MASK); humanSwitch = new Switch(Switch.CHILD_MASK); machineSwitch = new Switch(Switch.CHILD_MASK); // Set the capability bits posSwitch.setCapability(Switch.ALLOW_SWITCH_READ); posSwitch.setCapability(Switch.ALLOW_SWITCH_WRITE); humanSwitch.setCapability(Switch.ALLOW_SWITCH_READ); humanSwitch.setCapability(Switch.ALLOW_SWITCH_WRITE); machineSwitch.setCapability(Switch.ALLOW_SWITCH_READ); machineSwitch.setCapability(Switch.ALLOW_SWITCH_WRITE); // Create the bit masks posMask = new BitSet(); humanMask = new BitSet(); machineMask = new BitSet(); // Create the small white spheres that mark unoccupied // positions. posSphere = new Sphere[64]; for (int i=0; i<64; i++) { Transform3D transform3D = new Transform3D(); transform3D.set(point[i]); TransformGroup transformGroup = new TransformGroup(transform3D); posSphere[i] = new Sphere(2.0f, Sphere.GENERATE_NORMALS | Sphere.ENABLE_APPEARANCE_MODIFY, 12, whiteApp); Shape3D shape = posSphere[i].getShape(); ID id = new ID(i); shape.setUserData(id); transformGroup.addChild(posSphere[i]); posSwitch.addChild(transformGroup); posMask.set(i); } // Create the red spheres that mark the user's positions. for (int i=0; i<64; i++) { Transform3D transform3D = new Transform3D(); transform3D.set(point[i]); TransformGroup transformGroup = new TransformGroup(transform3D); transformGroup.addChild(new Sphere(7.0f, redApp)); humanSwitch.addChild(transformGroup); humanMask.clear(i); } // Create the blue cubes that mark the computer's positions. for (int i=0; i<64; i++) { Transform3D transform3D = new Transform3D(); transform3D.set(point[i]); TransformGroup transformGroup = new TransformGroup(transform3D); BigCube cube = new BigCube(blueApp); transformGroup.addChild(cube.getChild()); machineSwitch.addChild(transformGroup); machineMask.clear(i); } // Set the positions mask posSwitch.setChildMask(posMask); humanSwitch.setChildMask(humanMask); machineSwitch.setChildMask(machineMask); // Throw everything into a single group group = new Group(); group.addChild(posSwitch); group.addChild(humanSwitch); group.addChild(machineSwitch); } public void setTransformGroup(TransformGroup transformGroup) { tgroup = transformGroup; } public Group getChild() { return group; } public void setBoard(Board board) { this.board = board; } public void winner() { winnerFlag = true; } public void noWinner() { winnerFlag = false; } public void setHighlight(int pos) { posSphere[pos].setAppearance(yellowApp); } public void clearHighlight(int pos) { posSphere[pos].setAppearance(whiteApp); } public void newGame() { // Clear the board for (int i=0; i<64; i++) { posMask.set(i); humanMask.clear(i); machineMask.clear(i); } posSwitch.setChildMask(posMask); humanSwitch.setChildMask(humanMask); machineSwitch.setChildMask(machineMask); // The following three lines fix a bug in J3D Transform3D t = new Transform3D(); tgroup.getTransform(t); tgroup.setTransform(t); // Reset the winner flag winnerFlag = false; } public void set(int pos, int player) { // Stop accepting selections when the game // is over. if (winnerFlag) return; // Make sure the position is not occupied. if (player == HUMAN) if (!board.unoccupied(pos)) return; // Turn off the position marker for the given position posMask.clear(pos); posSwitch.setChildMask(posMask); // Turn on the player marker if (player == Positions.HUMAN) { humanMask.set(pos); humanSwitch.setChildMask(humanMask); board.selection(pos, Positions.HUMAN); } else { machineMask.set(pos); machineSwitch.setChildMask(machineMask); } // The following three lines fix a bug in J3D Transform3D t = new Transform3D(); tgroup.getTransform(t); tgroup.setTransform(t); } public void clear(int pos) { // Turn on the position marker posMask.set(pos); posSwitch.setChildMask(posMask); // Turn off the player marker humanMask.clear(pos); humanSwitch.setChildMask(humanMask); machineMask.clear(pos); machineSwitch.setChildMask(machineMask); // The following three lines are a workaround for a bug // in dev09 in which the transform3D of certain items are // not updated properly. Scheduled to be fixed in dev10 Transform3D t = new Transform3D(); tgroup.getTransform(t); tgroup.setTransform(t); } }