BVH.java

/*
 * Copyright (C) 2011 aki@akjava.com
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package com.akjava.bvh.client;

import java.util.ArrayList;
import java.util.List;


public class BVH {
private BVHNode hiearchy;
private BVHMotion motion;
private int skips=1;

public static final double FPS_30=0.033;
public int getSkips() {
	return skips;
}

public void setSkips(int skips) {
	this.skips = skips;
}

public BVHMotion getMotion() {
	return motion;
}


public void setMotion(BVHMotion motion) {
	this.motion = motion;
}

public BVHNode getHiearchy() {
	return hiearchy;
}

public void setHiearchy(BVHNode hiearchy) {
	this.hiearchy = hiearchy;
}
public List<NameAndChannel> nameAndChannels=new ArrayList<NameAndChannel>();
public List<NameAndChannel> getNameAndChannels() {
	return nameAndChannels;
}

public void add(NameAndChannel nc){
	nameAndChannels.add(nc);
}


public int getFrames(){
	int f=motion.getFrames();
	if(f==0){
		return 0;
	}
	if(skips==0){
		return f;
	}
	int fs=(f-1)/skips;
	return fs+1;// +first frame
}
public double getFrameTime(){
	double f=motion.getFrameTime();
	if(f==0){
		return 0;
	}
	if(skips==0){
		return f;
	}
	return f*skips;
}

public double[] getFrameAt(int index){
	if(skips==0){
		return motion.getMotions().get(index);
	}else{
		return motion.getMotions().get(index*skips);
	}
}

public List<BVHNode> getNodeList(){
	List<BVHNode> nodes=new ArrayList<BVHNode>();
	addNode(nodes,getHiearchy());
	return nodes;
}
private void addNode(List<BVHNode> nodes,BVHNode node){
	nodes.add(node);
	for(BVHNode child:node.getJoints()){
		child.setParentName(node.getName());
		addNode(nodes,child);
	}
}


}