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/*
* Copyright 2001-2008 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;
class Targets {
static final int MAX_NODELIST = 7;
static final int GEO_TARGETS = 0; // For geometryAtoms.
static final int ENV_TARGETS = 1; // For enviroment nodes.
static final int BEH_TARGETS = 2; // For behavior nodes.
static final int SND_TARGETS = 3; // For sound nodes.
static final int VPF_TARGETS = 4; // For viewPlatform nodes.
static final int BLN_TARGETS = 5; // For boundingLeaf nodes.
static final int GRP_TARGETS = 6; // For group nodes.
ArrayList<NnuId>[] targetList = new ArrayList[MAX_NODELIST];
void addNode(NnuId node, int targetType) {
if(targetList[targetType] == null)
targetList[targetType] = new ArrayList<NnuId>(1);
targetList[targetType].add(node);
}
void removeNode(int index, int targetType) {
if(targetList[targetType] != null) {
targetList[targetType].remove(index);
}
}
void addNodes(ArrayList<NnuId> nodeList, int targetType) {
if(targetList[targetType] == null)
targetList[targetType] = new ArrayList<NnuId>(1);
targetList[targetType].addAll(nodeList);
}
void clearNodes() {
for(int i=0; i<MAX_NODELIST; i++) {
if (targetList[i] != null) {
targetList[i].clear();
}
}
}
CachedTargets snapShotInit() {
CachedTargets cachedTargets = new CachedTargets();
for(int i=0; i<MAX_NODELIST; i++) {
if(targetList[i] != null) {
int size = targetList[i].size();
NnuId[] nArr = new NnuId[size];
targetList[i].toArray(nArr);
cachedTargets.targetArr[i] = nArr;
// System.err.println("Before sort : ");
// NnuIdManager.printIds(cachedTargets.targetArr[i]);
NnuIdManager.sort(cachedTargets.targetArr[i]);
// System.err.println("After sort : ");
// NnuIdManager.printIds(cachedTargets.targetArr[i]);
} else {
cachedTargets.targetArr[i] = null;
}
}
clearNodes();
return cachedTargets;
}
CachedTargets snapShotAdd(CachedTargets cachedTargets) {
int i, size;
CachedTargets newCachedTargets = new CachedTargets();
for(i=0; i<MAX_NODELIST; i++) {
if((targetList[i] != null) && (cachedTargets.targetArr[i] == null)) {
size = targetList[i].size();
NnuId[] nArr = new NnuId[size];
targetList[i].toArray(nArr);
newCachedTargets.targetArr[i] = nArr;
NnuIdManager.sort(newCachedTargets.targetArr[i]);
}
else if((targetList[i] != null) && (cachedTargets.targetArr[i] != null)) {
size = targetList[i].size();
NnuId[] targetArr = new NnuId[size];
targetList[i].toArray(targetArr);
NnuIdManager.sort(targetArr);
newCachedTargets.targetArr[i] =
NnuIdManager.merge(cachedTargets.targetArr[i], targetArr);
}
else if((targetList[i] == null) && (cachedTargets.targetArr[i] != null)) {
newCachedTargets.targetArr[i] = cachedTargets.targetArr[i];
}
}
clearNodes();
return newCachedTargets;
}
CachedTargets snapShotRemove(CachedTargets cachedTargets) {
int i, size;
NnuId[] targetArr;
CachedTargets newCachedTargets = new CachedTargets();
for(i=0; i<MAX_NODELIST; i++) {
if((targetList[i] != null) && (cachedTargets.targetArr[i] != null)) {
size = targetList[i].size();
targetArr = new NnuId[size];
targetList[i].toArray(targetArr);
NnuIdManager.sort(targetArr);
newCachedTargets.targetArr[i] =
NnuIdManager.delete(cachedTargets.targetArr[i], targetArr);
}
else if((targetList[i] == null) && (cachedTargets.targetArr[i] != null)) {
newCachedTargets.targetArr[i] = cachedTargets.targetArr[i];
}
else if((targetList[i] != null) && (cachedTargets.targetArr[i] == null)) {
System.err.println("You can't remove something that isn't there");
}
}
clearNodes();
return newCachedTargets;
}
boolean isEmpty() {
boolean empty = true;
for (int i=0; i < MAX_NODELIST; i++) {
if (targetList[i] != null) {
empty = false;
break;
}
}
return empty;
}
void dump() {
for(int i=0; i<Targets.MAX_NODELIST; i++) {
if (targetList[i] != null) {
System.err.println(" " + CachedTargets.typeString[i]);
for(int j=0; j<targetList[i].size(); j++) {
System.err.println(" " + targetList[i].get(j));
}
}
}
}
}
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