FbxBindPose.java

package com.jme3.scene.plugins.fbx.objects;

import java.util.HashMap;
import java.util.Map;

import com.jme3.math.Matrix4f;
import com.jme3.math.Vector3f;
import com.jme3.scene.plugins.fbx.SceneLoader;
import com.jme3.scene.plugins.fbx.file.FbxElement;

public class FbxBindPose extends FbxObject {
	
	public Map<Long, Matrix4f> nodeTransforms = new HashMap<>();
	
	public FbxBindPose(SceneLoader scene, FbxElement element) {
		super(scene, element);
		if(type.equals("BindPose")) {
			for(FbxElement e : element.children) {
				if(e.id.equals("PoseNode")) {
					long nodeId = 0;
					double[] transform = null;
					for(FbxElement e2 : e.children) {
						switch(e2.id) {
						case "Node":
							nodeId = (Long) e2.properties.get(0);
							break;
						case "Matrix":
							transform = (double[]) e2.properties.get(0);
							break;
						}
					}
					Matrix4f t = buildTransform(transform);
					t.scale(new Vector3f(scene.unitSize, scene.unitSize, scene.unitSize));
					nodeTransforms.put(nodeId, t);
				}
			}
		}
	}
	
	public void fillBindTransforms() {
		for(long nodeId : nodeTransforms.keySet()) {
			FbxNode node = scene.modelMap.get(nodeId);
			node.bindTransform = nodeTransforms.get(nodeId).clone();
		}
	}
	
	private static Matrix4f buildTransform(double[] transform) {
		float[] m = new float[transform.length];
		for(int i = 0; i < transform.length; ++i)
			m[i] = (float) transform[i];
		Matrix4f matrix = new Matrix4f();
		matrix.set(m, false);
		return matrix;
	}
}