com.badlogic.gdx.graphics.g3d.StillModelNode.java Source code

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Here is the source code for com.badlogic.gdx.graphics.g3d.StillModelNode.java

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/*******************************************************************************
 * Copyright 2011 See AUTHORS file.
 * 
 * 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.badlogic.gdx.graphics.g3d;

import com.badlogic.gdx.graphics.g3d.materials.Material;
import com.badlogic.gdx.math.Matrix4;
import com.badlogic.gdx.math.Vector3;

public class StillModelNode implements StillModelInstance {
    static final private float[] vec3 = { 0, 0, 0 };

    final public Vector3 origin = new Vector3();
    final public Vector3 transformedPosition = new Vector3();

    final public Matrix4 matrix = new Matrix4();
    public Material[] materials;
    public float radius;

    public StillModelNode() {
        this(null);
    }

    public StillModelNode(Material[] materials) {
        this.materials = materials;
    }

    @Override
    public Matrix4 getTransform() {
        return matrix;
    }

    @Override
    public Vector3 getSortCenter() {
        vec3[0] = origin.x;
        vec3[1] = origin.y;
        vec3[2] = origin.z;
        Matrix4.mulVec(matrix.val, vec3);
        transformedPosition.x = vec3[0];
        transformedPosition.y = vec3[1];
        transformedPosition.z = vec3[2];
        return transformedPosition;
    }

    @Override
    public Material[] getMaterials() {
        return materials;
    }

    @Override
    public float getBoundingSphereRadius() {
        return radius;
    }

    public StillModelNode copy() {
        final StillModelNode copy = new StillModelNode();
        if (materials != null) {
            final int len = materials.length;
            Material[] mats = new Material[len];
            for (int i = 0; i < len; i++) {
                mats[i] = materials[i].copy();
            }
            copy.materials = mats;
        }
        copy.matrix.set(matrix.val);
        copy.origin.set(origin);
        copy.radius = radius;
        copy.transformedPosition.set(transformedPosition);
        return copy;

    }

}