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/Users/lyon/j4p/src/j3d/cr325/killTheStudent/TheGun.java
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1 /**
2 * Created by IntelliJ IDEA.
3 * User: jgervasio
4 * Date: Apr 20, 2004
5 * Time: 12:23:04 PM
6 * To change this template use Options | File Templates.
7 */
8 package j3d.cr325.killTheStudent;
9
10 import com.sun.j3d.utils.universe.PlatformGeometry;
11 import com.sun.j3d.utils.geometry.Cylinder;
12 import com.sun.j3d.utils.geometry.Sphere;
13
14 import javax.media.j3d.*;
15 import javax.vecmath.Color3f;
16 import javax.vecmath.Vector3d;
17 import javax.vecmath.Matrix3d;
18 import javax.vecmath.Point3d;
19
20 import j3d.cr325.killTheStudent.MyLevittownDoomKeyboard;
21
22 public class TheGun {
23
24 static TransformGroup gunXfmGrp = getTransformGroup();
25 static TransformGroup aimXfmGrp = new TransformGroup();
26 static TransformGroup bulletXfmGrp = getTransformGroup();
27 static PositionInterpolator bulletPosInt = null;
28 static Alpha ballAlpha = new Alpha(1, 0, 0, 500, 0, 0);
29 static BranchGroup bullet = new BranchGroup();
30 private static BoundingSphere bounds
31 = new BoundingSphere(new Point3d(0.0, 0.0, 0.0), 100.0);
32
33 public static PlatformGeometry buildGunPlatform() {
34 PlatformGeometry pg = new PlatformGeometry();
35 BranchGroup theGun = new BranchGroup();
36 Appearance gunApp = new Appearance();
37 Color3f ambientColour = new Color3f(0.5f, 0.5f, 0.5f);
38 Color3f emissiveColour = new Color3f(0.0f, 0.0f, 0.0f);
39 Color3f specularColour = new Color3f(1.0f, 1.0f, 1.0f);
40 Color3f diffuseColour = new Color3f(0.5f, 0.5f, 0.5f);
41 float shininess = 20.0f;
42 gunApp.setMaterial(new Material(ambientColour, emissiveColour,
43 diffuseColour, specularColour, shininess));
44
45 TransformGroup barrel = new TransformGroup();
46
47 Transform3D gunXfm = new Transform3D();
48 Transform3D barrelXfm = new Transform3D();
49 barrelXfm.set(new Vector3d(1, -2, 0));
50 barrel.setTransform(barrelXfm);
51 Matrix3d gunXfmMat = new Matrix3d();
52 gunXfmMat.rotX(Math.PI / 2);
53 gunXfm.set(gunXfmMat);
54 gunXfmGrp.setTransform(gunXfm);
55
56 barrel.addChild(new Cylinder(0.3f, 7.0f, gunApp));
57 gunXfmGrp.addChild(barrel);
58 theGun.addChild(gunXfmGrp);
59
60 //pg.addChild(aim());
61 pg.addChild(theGun);
62 return pg;
63 }
64
65 public static BranchGroup buildGun(MyLevittownDoomKeyboard myLevittownDoomKeyboard) {
66 BranchGroup theGun = new BranchGroup();
67 Appearance bulletApp = new Appearance();
68 Color3f ambientColour = new Color3f(0.5f, 0.5f, 0.5f);
69 Color3f emissiveColour = new Color3f(0.0f, 0.0f, 0.0f);
70 Color3f specularColour = new Color3f(1.0f, 1.0f, 1.0f);
71 Color3f diffuseColour = new Color3f(0.5f, 0.5f, 0.5f);
72 float shininess = 20.0f;
73 bulletApp.setMaterial(new Material(ambientColour, emissiveColour,
74 diffuseColour, specularColour, shininess));
75
76 TransformGroup initTransformGroup = new TransformGroup();
77 TransformGroup barrel = new TransformGroup();
78
79 //Transform3D gunXfm = new Transform3D();
80 Transform3D barrelXfm = new Transform3D();
81 barrelXfm.set(new Vector3d(1, 0, -5.5));
82 barrel.setTransform(barrelXfm);
83 //Matrix3d gunXfmMat = new Matrix3d();
84 //gunXfmMat.rotX(Math.PI / 2);
85 //gunXfm.set(gunXfmMat);
86 //gunXfmGrp.setTransform(gunXfm);
87 // lets try this..
88 initTransformGroup.setCapability(TransformGroup.ALLOW_TRANSFORM_READ);
89 initTransformGroup.setCapability(TransformGroup.ALLOW_TRANSFORM_WRITE);
90 myLevittownDoomKeyboard.keyNavBeh.setBulletTransformGroup(initTransformGroup);
91
92 gunXfmGrp.setCapability(TransformGroup.ALLOW_TRANSFORM_WRITE);
93 //gunXfmGrp.addChild(new Box(1.0f, 1.0f, 0.5f, bulletApp));
94 barrel.addChild(new Sphere(0.2f, bulletApp));
95 gunXfmGrp.addChild(barrel);
96 theGun.addChild(initTransformGroup);
97 initTransformGroup.addChild(gunXfmGrp);
98 return theGun;
99 }
100
101 public static Sphere getBulletBall() {
102 return bulletBall;
103 }
104
105 private static Sphere bulletBall = null;
106
107 protected static BranchGroup getBulletGroup(MyLevittownDoomKeyboard myLevittownDoomKeyboard) {
108 Appearance bulletAppearance = new Appearance();
109 Color3f ambientColour = new Color3f(1.0f, 0.0f, 0.0f);
110 Color3f emissiveColour = new Color3f(0.0f, 0.0f, 0.0f);
111 Color3f specularColour = new Color3f(1.0f, 1.0f, 1.0f);
112 Color3f diffuseColour = new Color3f(1.0f, 0.0f, 0.0f);
113 float shininess = 20.0f;
114 bulletAppearance.setMaterial(new Material(ambientColour, emissiveColour,
115 diffuseColour, specularColour, shininess));
116
117 bulletBall = new Sphere(0.2f, bulletAppearance);
118
119 TransformGroup ballMovXfmGrp = new TransformGroup();
120 ballMovXfmGrp.setCapability(TransformGroup.ALLOW_TRANSFORM_READ);
121 ballMovXfmGrp.setCapability(TransformGroup.ALLOW_TRANSFORM_WRITE);
122 bulletBall.setCapability(Node.ALLOW_LOCAL_TO_VWORLD_READ);
123 myLevittownDoomKeyboard.keyNavBeh.setBulletTransformGroup(ballMovXfmGrp);
124
125 ballMovXfmGrp.addChild(bulletBall);
126 bullet.addChild(ballMovXfmGrp);
127
128 //bulletXfmGrp.addChild(bulletBall);
129 //bullet.addChild(bulletXfmGrp);
130
131 return bullet;
132
133 }
134
135 private static TransformGroup getTransformGroup(){
136 TransformGroup tg = new TransformGroup();
137 tg.setCapability(TransformGroup.ALLOW_TRANSFORM_READ);
138 tg.setCapability(TransformGroup.ALLOW_TRANSFORM_WRITE);
139 tg.setCapability(TransformGroup.ALLOW_LOCAL_TO_VWORLD_READ);
140 return tg;
141 }
142
143 public static BranchGroup aim() {
144 BranchGroup aim = new BranchGroup();
145 TransformGroup aimTg = new TransformGroup();
146
147 Appearance aimAppearance = new Appearance();
148 Color3f ambientColour = new Color3f(1.0f, 0.0f, 1.0f);
149 Color3f emissiveColour = new Color3f(0.0f, 0.0f, 1.0f);
150 Color3f specularColour = new Color3f(1.0f, 1.0f, 1.0f);
151 Color3f diffuseColour = new Color3f(1.0f, 0.0f, 1.0f);
152 float shininess = 20.0f;
153 aimAppearance.setMaterial(new Material(ambientColour, emissiveColour,
154 diffuseColour, specularColour, shininess));
155
156 Sphere aimSphere = new Sphere(0.3f, aimAppearance);
157
158 Transform3D aimXfm = new Transform3D();
159 aimXfm.set(new Vector3d(0, 0, -50));
160 aimTg.setTransform(aimXfm);
161 aimTg.addChild(aimSphere);
162 aimXfmGrp.addChild(aimTg);
163 aim.addChild(aimXfmGrp);
164
165 return aim;
166 }
167
168 public static BranchGroup bullet() {
169 BranchGroup bullet = new BranchGroup();
170 TransformGroup bulletTg = new TransformGroup();
171
172 Appearance bulletAppearance = new Appearance();
173 Color3f ambientColour = new Color3f(1.0f, 0.0f, 1.0f);
174 Color3f emissiveColour = new Color3f(0.0f, 0.0f, 1.0f);
175 Color3f specularColour = new Color3f(1.0f, 1.0f, 1.0f);
176 Color3f diffuseColour = new Color3f(1.0f, 0.0f, 1.0f);
177 float shininess = 20.0f;
178 bulletAppearance.setMaterial(new Material(ambientColour, emissiveColour,
179 diffuseColour, specularColour, shininess));
180
181 Sphere bulletSphere = new Sphere(0.3f, bulletAppearance);
182
183 Transform3D bulletXfm = new Transform3D();
184 bulletXfm.set(new Vector3d(1, 0, -5.5));
185 bulletTg.setTransform(bulletXfm);
186 bulletTg.addChild(bulletSphere);
187 bulletXfmGrp.addChild(bulletTg);
188 bullet.addChild(bulletXfmGrp);
189 bulletPosInt = new PositionInterpolator(ballAlpha,
190 bulletTg,
191 new Transform3D(), 0.0f, 50.0f);
192 bulletPosInt.setSchedulingBounds(bounds);
193 bullet.addChild(bulletPosInt);
194
195 return bullet;
196 }
197 public static TransformGroup getGunXfmGrp() {
198 return gunXfmGrp;
199 }
200
201 }
202