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/*
* Copyright 1998-2008 Sun Microsystems, Inc. All Rights Reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 only, as
* published by the Free Software Foundation. Sun designates this
* particular file as subject to the "Classpath" exception as provided
* by Sun in the LICENSE file that accompanied this code.
*
* This code is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* version 2 for more details (a copy is included in the LICENSE file that
* accompanied this code).
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*
* Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
* CA 95054 USA or visit www.sun.com if you need additional information or
* have any questions.
*
*/
package javax.media.j3d;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.HashMap;
/**
* A sound structure is a object that organizes Sounds and
* soundscapes.
* This structure parallels the RenderingEnv structure and
* is used for sounds
*/
class SoundStructure extends J3dStructure {
/**
* The list of Sound nodes
*/
UnorderList nonViewScopedSounds = new UnorderList(SoundRetained.class);
HashMap viewScopedSounds = new HashMap();
/**
* The list of Soundscapes
*/
UnorderList nonViewScopedSoundscapes = new UnorderList(SoundscapeRetained.class);
HashMap viewScopedSoundscapes = new HashMap();
/**
* The list of view platforms
*/
UnorderList viewPlatforms = new UnorderList(ViewPlatformRetained.class);
/**
* A bounds used for getting a view platform scheduling BoundingSphere
*/
BoundingSphere tempSphere = new BoundingSphere();
BoundingSphere vpsphere = new BoundingSphere();
// ArrayList of leafRetained object whose mirrorObjects
// should be updated
ArrayList objList = new ArrayList();
// ArrayList of leafRetained object whose boundingleaf xform
// should be updated
ArrayList xformChangeList = new ArrayList();
// ArrayList of switches that have changed
ArrayList switchChangeLeafNodes = new ArrayList();
ArrayList switchChangeLeafMasks = new ArrayList();
// variables for processing transform messages
boolean transformMsg = false;
UpdateTargets targets = null;
/**
* This constructor does nothing
*/
SoundStructure(VirtualUniverse u) {
super(u, J3dThread.UPDATE_SOUND);
if (debugFlag)
debugPrint("SoundStructure constructed");
}
@Override
void processMessages(long referenceTime) {
J3dMessage messages[] = getMessages(referenceTime);
int nMsg = getNumMessage();
J3dMessage m;
if (nMsg <= 0) {
return;
}
for (int i=0; i < nMsg; i++) {
m = messages[i];
switch (m.type) {
case J3dMessage.INSERT_NODES :
// Prioritize retained and non-retained sounds for this view
insertNodes(m);
break;
case J3dMessage.REMOVE_NODES:
removeNodes(m);
break;
case J3dMessage.SOUND_ATTRIB_CHANGED:
changeNodeAttrib(m);
break;
case J3dMessage.SOUND_STATE_CHANGED:
changeNodeState(m);
break;
case J3dMessage.SOUNDSCAPE_CHANGED:
case J3dMessage.AURALATTRIBUTES_CHANGED:
// XXXX: this needs to be changed
changeNodeAttrib(m);
break;
case J3dMessage.TRANSFORM_CHANGED:
transformMsg = true;
break;
case J3dMessage.SWITCH_CHANGED:
// This method isn't implemented yet.
// processSwitchChanged(m);
// may need to process dirty switched-on transform
if (universe.transformStructure.getLazyUpdate()) {
transformMsg = true;
}
break;
case J3dMessage.VIEWSPECIFICGROUP_CHANGED:
updateViewSpecificGroupChanged(m);
break;
// XXXX: case J3dMessage.BOUNDINGLEAF_CHANGED
}
/*
// NOTE: this should already be handled by including/ORing
// SOUND_SCHEDULER in targetThread for these message types!!
// Dispatch a message about a sound change
ViewPlatformRetained vpLists[] = (ViewPlatformRetained [])
viewPlatforms.toArray(false);
// QUESTION: can I just use this message to pass to all the Sound Bins
for (int k=viewPlatforms.arraySize()- 1; k>=0; k--) {
View[] views = vpLists[k].getViewList();
for (int j=(views.length-1); j>=0; j--) {
View v = (View)(views[j]);
m.view = v;
VirtualUniverse.mc.processMessage(m);
}
}
*/
m.decRefcount();
}
if (transformMsg) {
targets = universe.transformStructure.getTargetList();
updateTransformChange(targets, referenceTime);
transformMsg = false;
targets = null;
}
Arrays.fill(messages, 0, nMsg, null);
}
void insertNodes(J3dMessage m) {
Object[] nodes = (Object[])m.args[0];
ArrayList viewScopedNodes = (ArrayList)m.args[3];
ArrayList> scopedNodesViewList = (ArrayList>)m.args[4];
for (int i=0; i vl = scopedNodesViewList.get(i);
int vsize = vl.size();
if (node instanceof SoundRetained) {
((SoundRetained)node).isViewScoped = true;
for (int k = 0; k < vsize; k++) {
View view = vl.get(k);
addScopedSound((SoundRetained) node, view);
}
}
else if (node instanceof SoundscapeRetained) {
((SoundscapeRetained)node).isViewScoped = true;
for (int k = 0; k < vsize; k++) {
View view = vl.get(k);
addScopedSoundscape((SoundscapeRetained) node, view);
}
}
}
}
/*
// XXXX:
if (node instanceof AuralAttributesRetained) {
}
else if (node instanceof ViewPlatformRetained) {
addViewPlatform((ViewPlatformRetained) node);
}
*/
}
/**
* Add sound to sounds list.
*/
void addScopedSound(SoundRetained mirSound, View view) {
if (debugFlag)
debugPrint("SoundStructure.addSound()");
ArrayList l = (ArrayList) viewScopedSounds.get(view);
if (l == null) {
l = new ArrayList();
viewScopedSounds.put(view, l);
}
l.add(mirSound);
} // end addSound()
void addNonScopedSound(SoundRetained mirSound) {
if (debugFlag)
debugPrint("SoundStructure.addSound()");
nonViewScopedSounds.add(mirSound);
} // end addSound()
void addScopedSoundscape(SoundscapeRetained soundscape, View view) {
if (debugFlag)
debugPrint("SoundStructure.addSoundscape()");
ArrayList l = (ArrayList) viewScopedSoundscapes.get(view);
if (l == null) {
l = new ArrayList();
viewScopedSoundscapes.put(view, l);
}
l.add(soundscape);
}
void addNonSoundscape(SoundscapeRetained soundscape) {
if (debugFlag)
debugPrint("SoundStructure.addSoundscape()");
nonViewScopedSoundscapes.add(soundscape);
}
@Override
void removeNodes(J3dMessage m) {
Object[] nodes = (Object[])m.args[0];
ArrayList viewScopedNodes = (ArrayList)m.args[3];
ArrayList> scopedNodesViewList = (ArrayList>)m.args[4];
for (int i=0; i vl = scopedNodesViewList.get(i);
// If the node object is scoped to this view, then ..
int vsize = vl.size();
if (node instanceof SoundRetained) {
((SoundRetained)node).isViewScoped = false;
for (int k = 0; k < vsize; k++) {
View view = vl.get(k);
deleteScopedSound((SoundRetained) node, view);
}
}
else if (node instanceof SoundscapeRetained) {
((SoundscapeRetained)node).isViewScoped = false;
for (int k = 0; k < vsize; k++) {
View view = vl.get(k);
deleteScopedSoundscape((SoundscapeRetained) node, view);
}
}
}
}
}
void deleteNonScopedSound(SoundRetained sound) {
if (!nonViewScopedSounds.isEmpty()) {
// find sound in list and remove it
int index = nonViewScopedSounds.indexOf(sound);
nonViewScopedSounds.remove(index);
}
}
void deleteNonScopedSoundscape(SoundscapeRetained soundscape) {
boolean error = nonViewScopedSoundscapes.remove(soundscape);
}
void deleteScopedSound(SoundRetained sound, View view) {
ArrayList l = (ArrayList) viewScopedSounds.get(view);
if (!l.isEmpty()) {
// find sound in list and remove it
int index = l.indexOf(sound);
l.remove(index);
}
if (l.isEmpty())
viewScopedSounds.remove(view);
}
void deleteScopedSoundscape(SoundscapeRetained soundscape, View view) {
ArrayList l = (ArrayList) viewScopedSoundscapes.get(view);
if (!l.isEmpty()) {
// find sound in list and remove it
int index = l.indexOf(soundscape);
l.remove(index);
}
if (l.isEmpty())
viewScopedSoundscapes.remove(view);
}
void changeNodeAttrib(J3dMessage m) {
int attribDirty;
Object node = m.args[0];
Object value = m.args[1];
if (debugFlag)
debugPrint("SoundStructure.changeNodeAttrib:");
if (node instanceof SoundRetained) {
attribDirty = ((Integer)value).intValue();
if (debugFlag)
debugPrint(" Sound node dirty bit = " + attribDirty);
if ((attribDirty & SoundRetained.PRIORITY_DIRTY_BIT) > 0) {
// XXXX: shuffle in SoundScheduler
/*
shuffleSound((SoundRetained) node);
*/
}
if ((attribDirty & SoundRetained.SOUND_DATA_DIRTY_BIT) > 0) {
loadSound((SoundRetained) node, true);
}
((SoundRetained)node).updateMirrorObject(m.args);
}
if (node instanceof SoundscapeRetained) {
/*
attribDirty = ((Integer)value).intValue();
if (((attribDirty & SoundscapeRetained.BOUNDING_LEAF_CHANGED) != 0) ||
((attribDirty & SoundscapeRetained.APPLICATION_BOUNDS_CHANGED) != 0) ) {
*/
((SoundscapeRetained)node).updateTransformChange();
/*
}
*/
// XXXX: have no dirty flag for soundscape, just auralAttributes...
// what if reference to AA changes in soundscape???
}
}
void changeNodeState(J3dMessage m) {
int stateDirty;
Object node = m.args[0];
Object value = m.args[1];
if (debugFlag)
debugPrint("SoundStructure.changeNodeState:");
if (node instanceof SoundRetained) {
stateDirty = ((Integer)value).intValue();
if (debugFlag)
debugPrint(" Sound node dirty bit = " + stateDirty);
if ((stateDirty & SoundRetained.LIVE_DIRTY_BIT) > 0) {
loadSound((SoundRetained) node, false);
}
if ((stateDirty & SoundRetained.ENABLE_DIRTY_BIT) > 0) {
enableSound((SoundRetained) node);
}
((SoundRetained)node).updateMirrorObject(m.args);
}
}
// return true if one of ViewPlatforms intersect region
boolean intersect(Bounds region) {
if (region == null)
return false;
ViewPlatformRetained vpLists[] = (ViewPlatformRetained [])
viewPlatforms.toArray(false);
for (int i=viewPlatforms.arraySize()- 1; i>=0; i--) {
vpLists[i].schedSphere.getWithLock(tempSphere);
if (tempSphere.intersect(region)) {
return true;
}
}
return false;
}
void loadSound(SoundRetained sound, boolean forceLoad) {
// QUESTION: should not be calling into soundScheduler directly???
MediaContainer mediaContainer = sound.getSoundData();
ViewPlatformRetained vpLists[] = (ViewPlatformRetained [])
viewPlatforms.toArray(false);
for (int i=viewPlatforms.arraySize()- 1; i>=0; i--) {
View[] views = vpLists[i].getViewList();
for (int j=(views.length-1); j>=0; j--) {
View v = views[j];
// XXXX: Shouldn't this be done with messages??
v.soundScheduler.loadSound(sound, forceLoad);
}
}
}
void enableSound(SoundRetained sound) {
ViewPlatformRetained vpLists[] = (ViewPlatformRetained [])
viewPlatforms.toArray(false);
for (int i=viewPlatforms.arraySize()- 1; i>=0; i--) {
View[] views = vpLists[i].getViewList();
for (int j=(views.length-1); j>=0; j--) {
View v = views[j];
v.soundScheduler.enableSound(sound);
}
}
}
void muteSound(SoundRetained sound) {
ViewPlatformRetained vpLists[] = (ViewPlatformRetained [])
viewPlatforms.toArray(false);
for (int i=viewPlatforms.arraySize()- 1; i>=0; i--) {
View[] views = vpLists[i].getViewList();
for (int j=(views.length-1); j>=0; j--) {
View v = views[j];
v.soundScheduler.muteSound(sound);
}
}
}
void pauseSound(SoundRetained sound) {
ViewPlatformRetained vpLists[] = (ViewPlatformRetained [])
viewPlatforms.toArray(false);
for (int i=viewPlatforms.arraySize()- 1; i>=0; i--) {
View[] views = vpLists[i].getViewList();
for (int j=(views.length-1); j>=0; j--) {
View v = views[j];
v.soundScheduler.pauseSound(sound);
}
}
}
// Implementation be needed.
void processSwitchChanged(J3dMessage m) {
/*
SoundRetained sound;
LeafRetained leaf;
UnorderList arrList;
int size;
Object[] nodes;
UpdateTargets targets = (UpdateTargets)m.args[0];
arrList = targets.targetList[Targets.SND_TARGETS];
if (arrList != null) {
size = arrList.size();
nodes = arrList.toArray(false);
for (int i=size-1; i>=0; i--) {
leaf = (LeafRetained)nodes[i];
sound = (SoundRetained) leaf;
if (sound.switchState.currentSwitchOn) {
// System.err.println("SoundStructure.switch on");
// add To Schedule List
} else {
// System.err.println("SoundStructure.switch off");
// remove From Schedule List
}
}
}
*/
}
// How can active flag (based on View orientataion) be set here for all Views?!?
UnorderList getSoundList(View view) {
ArrayList l = (ArrayList)viewScopedSounds.get(view);
// No sounds scoped to this view
if (l == null)
return nonViewScopedSounds;
UnorderList newS = (UnorderList) nonViewScopedSounds.clone();
int size = l.size();
for (int i = 0; i < size; i++) {
newS.add(l.get(i));
}
return newS;
}
UnorderList getSoundscapeList(View view) {
ArrayList l = (ArrayList)viewScopedSoundscapes.get(view);
// No sounds scoped to this view
if (l == null)
return nonViewScopedSoundscapes;
UnorderList newS = (UnorderList) nonViewScopedSoundscapes.clone();
int size = l.size();
for (int i = 0; i < size; i++) {
newS.add(l.get(i));
}
return newS;
}
/*
// XXXX: how is immediate mode handled? below code taken from SoundSchedule
// Don't know how we'll process immediate mode sounds;
// Append immediate mode sounds to live sounds list
if (graphicsCtx != null) {
synchronized (graphicsCtx.sounds) {
nImmedSounds = graphicsCtx.numSounds();
numSoundsToProcess = nSounds + nImmedSounds;
if (sounds.length < numSoundsToProcess) {
// increase the array length of sounds array list
// by added 32 elements more than universe list size
sounds = new SoundRetained[numSoundsToProcess + 32];
}
for (int i=0; i
