Source Code Cross Referenced for SoundBranchGroup.java in  » 6.0-JDK-Modules » java-3d » org » jdesktop » j3d » apps » sound » 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 » org.jdesktop.j3d.apps.sound 
Source Cross Referenced  Class Diagram Java Document (Java Doc) 


001:        /*
002:         * SoundBranchGroup.java
003:         *
004:         * Created on 3 July 2006, 02:01
005:         *
006:         * To change this template, choose Tools | Template Manager
007:         * and open the template in the editor.
008:         */
009:
010:        package org.jdesktop.j3d.apps.sound;
011:
012:        import com.sun.j3d.utils.geometry.Cone;
013:        import com.sun.j3d.utils.geometry.Sphere;
014:        import javax.media.j3d.Appearance;
015:        import javax.media.j3d.BackgroundSound;
016:        import javax.media.j3d.BoundingSphere;
017:        import javax.media.j3d.Bounds;
018:        import javax.media.j3d.BranchGroup;
019:        import javax.media.j3d.ConeSound;
020:        import javax.media.j3d.Material;
021:        import javax.media.j3d.PointSound;
022:        import javax.media.j3d.PolygonAttributes;
023:        import javax.media.j3d.RenderingAttributes;
024:        import javax.media.j3d.Sound;
025:        import javax.media.j3d.Transform3D;
026:        import javax.media.j3d.TransformGroup;
027:        import javax.media.j3d.TransparencyAttributes;
028:        import javax.vecmath.*;
029:
030:        /**
031:         *
032:         * @author dave
033:         */
034:        public class SoundBranchGroup extends BranchGroup {
035:
036:            private Sound sound;
037:            private SoundBehavior bsb;
038:
039:            private RenderingAttributes boundsRenderingAttributes;
040:            private RenderingAttributes distanceAttenuationRenderingAttributes;
041:            private RenderingAttributes angularAttenuationRenderingAttributes;
042:
043:            /** Creates a new instance of SoundBranchGroup */
044:            public SoundBranchGroup(Sound sound) {
045:                super ();
046:                this .sound = sound;
047:                setCapability(BranchGroup.ALLOW_DETACH);
048:
049:                if (sound instanceof  BackgroundSound) {
050:                    BackgroundSound bgs = (BackgroundSound) sound;
051:                    initializeBackgroundSound(bgs);
052:                } else if (sound instanceof  ConeSound) {
053:                    ConeSound bgs = (ConeSound) sound;
054:                    initializeConeSound(bgs);
055:                } else if (sound instanceof  PointSound) {
056:                    PointSound bgs = (PointSound) sound;
057:                    initializePointSound(bgs);
058:                }
059:            }
060:
061:            private void initializeConeSound(ConeSound bgs) {
062:
063:                //float boundsRadius = 200;
064:                //Bounds b = new BoundingSphere(new Point3d(), boundsRadius);
065:                //BranchGroup bbg = getBoundingSphereBranchGroup(showBounds, boundsRadius, 1, 0, 0);
066:                TransformGroup tg = new TransformGroup();
067:                Transform3D t = new Transform3D();
068:                //Vector3f v = new Vector3f(x, y, z);
069:                //t.setTranslation(v);
070:                //tg.addChild(bbg);
071:                //addChild(tg);
072:
073:                //BranchGroup dgbg = getBoundingSphereBranchGroup(showDistanceAttenuation, distanceAtZero, 0, 0, 1);
074:                //tg.addChild(dgbg);
075:                BranchGroup bg = getBoundingBranchGroup(bgs);
076:                addChild(bg);
077:                float distanceAtZero = 0;
078:                float radius = 0;
079:
080:                if (bgs.getDistanceGainLength() > 0) {
081:                    float[] ds = new float[bgs.getDistanceGainLength()];
082:                    float[] as = new float[bgs.getDistanceGainLength()];
083:                    //Point2f [] pts = new Point2f[bgs.getDistanceGainLength()];
084:                    bgs.getDistanceGain(ds, as);
085:                    distanceAtZero = ds[bgs.getDistanceGainLength() - 1];
086:                }
087:                if (bgs.getAngularAttenuationLength() > 0) {
088:                    float[] f0 = new float[bgs.getAngularAttenuationLength()];
089:                    float[] f1 = new float[bgs.getAngularAttenuationLength()];
090:                    float[] f2 = new float[bgs.getAngularAttenuationLength()];
091:                    //Point2f [] pts = new Point2f[bgs.getDistanceGainLength()];
092:                    bgs.getAngularAttenuation(f0, f1, f2);
093:                    radius = (float) (distanceAtZero * Math.tan(f0[0]));
094:                    TransformGroup aatg = new TransformGroup();
095:                    Transform3D aatTranslation = new Transform3D();
096:                    Transform3D aatRotation = new Transform3D();
097:                    Vector3f aav = new Vector3f(0, 0, distanceAtZero / 2);
098:                    aatTranslation.setTranslation(aav);
099:                    aatRotation.rotX(-Math.PI / 2);
100:                    aatTranslation.mul(aatRotation);
101:                    aatg.setTransform(aatTranslation);
102:                    //bg.addChild(aatg);
103:
104:                    BranchGroup abg = getAngularAttenuationConeBranchGroup(
105:                            radius, distanceAtZero);
106:                    aatg.addChild(abg);
107:                    addChild(aatg);
108:
109:                    if (bgs.getDistanceGainLength() > 0) {
110:                        //BranchGroup dbg = getSphereBranchGroup(distanceAtZero, false);
111:                        //addChild(dbg);
112:                    }
113:                }
114:
115:                addChild(bgs);
116:                bsb = new SoundBehavior(bgs, boundsRenderingAttributes,
117:                        distanceAttenuationRenderingAttributes);
118:                addChild(bsb);
119:            }
120:
121:            private void initializePointSound(PointSound bgs) {
122:
123:                //float boundsRadius = 200;
124:                //Bounds b = new BoundingSphere(new Point3d(), boundsRadius);
125:                //BranchGroup bbg = getBoundingSphereBranchGroup(showBounds, boundsRadius, 1, 0, 0);
126:
127:                //tg.addChild(bbg);
128:                //addChild(tg);
129:
130:                //BranchGroup dgbg = getBoundingSphereBranchGroup(showDistanceAttenuation, distanceAtZero, 0, 0, 1);
131:                //tg.addChild(dgbg);
132:                Point3f position = new Point3f();
133:                bgs.getPosition(position);
134:
135:                Transform3D t = new Transform3D();
136:                Vector3f v = new Vector3f(position.x, position.y, position.z);
137:                t.setTranslation(v);
138:                TransformGroup tg = new TransformGroup(t);
139:                BranchGroup bg = getBoundingBranchGroup(bgs);
140:                tg.addChild(bg);
141:                //addChild(bg);
142:
143:                if (bgs.getDistanceGainLength() > 0) {
144:                    float[] ds = new float[bgs.getDistanceGainLength()];
145:                    float[] as = new float[bgs.getDistanceGainLength()];
146:                    //Point2f [] pts = new Point2f[bgs.getDistanceGainLength()];
147:                    bgs.getDistanceGain(ds, as);
148:                    float distanceAtZero = ds[bgs.getDistanceGainLength() - 1];
149:
150:                    BranchGroup dbg = getSphereBranchGroup(distanceAtZero,
151:                            false);
152:                    tg.addChild(dbg);
153:                    addChild(tg);
154:                }
155:
156:                addChild(bgs);
157:                bsb = new SoundBehavior(bgs, boundsRenderingAttributes,
158:                        distanceAttenuationRenderingAttributes);
159:                addChild(bsb);
160:            }
161:
162:            private void initializeBackgroundSound(BackgroundSound bgs) {
163:                BranchGroup bbg = getBoundingBranchGroup(bgs);
164:
165:                //Bounds b = new BoundingSphere(new Point3d(), 10);
166:                //BranchGroup bbg = getBoundingSphereBranchGroup(true, 10.0f, 1, 0, 0);
167:                addChild(bbg);
168:                addChild(bgs);
169:                bsb = new SoundBehavior(bgs, boundsRenderingAttributes);
170:                addChild(bsb);
171:            }
172:
173:            private BranchGroup getBoundingBranchGroup(Sound sound) {
174:                double radius = 10;
175:                Bounds bounds = sound.getSchedulingBounds();
176:                if (bounds != null) {
177:                    if (bounds instanceof  BoundingSphere) {
178:                        BoundingSphere bs = (BoundingSphere) bounds;
179:                        radius = bs.getRadius();
180:                    }
181:                }
182:                return getSphereBranchGroup((float) radius, true);
183:            }
184:
185:            public BranchGroup getAngularAttenuationConeBranchGroup(
186:                    float radius, float height) {
187:                BranchGroup bg = new BranchGroup();
188:                Appearance a = new Appearance();
189:                TransparencyAttributes ta = new TransparencyAttributes();
190:                ta.setTransparency(0.5f);
191:                a.setTransparencyAttributes(ta);
192:                Material m = new Material();
193:                m.setDiffuseColor(0, 0, 1);
194:                m.setAmbientColor(0, 0, 1);
195:                m.setShininess(8);
196:                a.setMaterial(m);
197:                angularAttenuationRenderingAttributes = new RenderingAttributes();
198:                a.setRenderingAttributes(angularAttenuationRenderingAttributes);
199:                PolygonAttributes pa = new PolygonAttributes();
200:                pa.setPolygonMode(PolygonAttributes.POLYGON_LINE);
201:                pa.setCullFace(PolygonAttributes.CULL_NONE);
202:                a.setPolygonAttributes(pa);
203:                Cone s = new Cone(radius, height, a);
204:                bg.addChild(s);
205:                return bg;
206:            }
207:
208:            private BranchGroup getSphereBranchGroup(float radius,
209:                    boolean isBounds) {
210:                BranchGroup bbg = new BranchGroup();
211:                Appearance a = new Appearance();
212:                TransparencyAttributes ta = new TransparencyAttributes();
213:                ta.setTransparency(0.5f);
214:                a.setTransparencyAttributes(ta);
215:                if (isBounds) {
216:                    Material m = new Material();
217:                    m.setDiffuseColor(1, 0, 0);
218:                    m.setAmbientColor(1, 0, 0);
219:                    m.setShininess(8);
220:                    a.setMaterial(m);
221:                    boundsRenderingAttributes = new RenderingAttributes();
222:                    boundsRenderingAttributes
223:                            .setCapability(RenderingAttributes.ALLOW_VISIBLE_READ);
224:                    boundsRenderingAttributes
225:                            .setCapability(RenderingAttributes.ALLOW_VISIBLE_WRITE);
226:                    a.setRenderingAttributes(boundsRenderingAttributes);
227:                } else {
228:                    Material m = new Material();
229:                    m.setDiffuseColor(0, 1, 0);
230:                    m.setAmbientColor(0, 1, 0);
231:                    m.setShininess(8);
232:                    a.setMaterial(m);
233:                    distanceAttenuationRenderingAttributes = new RenderingAttributes();
234:                    distanceAttenuationRenderingAttributes
235:                            .setCapability(RenderingAttributes.ALLOW_VISIBLE_READ);
236:                    distanceAttenuationRenderingAttributes
237:                            .setCapability(RenderingAttributes.ALLOW_VISIBLE_WRITE);
238:                    a
239:                            .setRenderingAttributes(distanceAttenuationRenderingAttributes);
240:                }
241:                PolygonAttributes pa = new PolygonAttributes();
242:                pa.setPolygonMode(PolygonAttributes.POLYGON_LINE);
243:                pa.setCullFace(PolygonAttributes.CULL_NONE);
244:                a.setPolygonAttributes(pa);
245:                Sphere s = new Sphere(radius, a);
246:                bbg.addChild(s);
247:                return bbg;
248:            }
249:
250:            public void setBoundsVisible(boolean isBoundsVisible) {
251:                bsb.setBoundsVisible(isBoundsVisible);
252:            }
253:
254:            public void setDistanceAttenuationVisible(
255:                    boolean isDistanceAttenuationVisible) {
256:                bsb.setDistanceAttenuationVisible(isDistanceAttenuationVisible);
257:            }
258:
259:            public void setAngularAttenuationVisible(
260:                    boolean isAngularAttenuationVisible) {
261:                bsb.setAngularAttenuationVisible(isAngularAttenuationVisible);
262:            }
263:        }
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