/*
 * Copyright (C) 2011 The Android Open Source Project
 *
 * 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.android.scenegraph;

import java.lang.Math;
import java.util.ArrayList;

import android.renderscript.Matrix4f;
import android.util.Log;

/**
 * @hide
 */
public class MatrixTransform extends Transform {

    Matrix4f mLocalMatrix;
    public MatrixTransform() {
        mLocalMatrix = new Matrix4f();
    }

    public void setMatrix(Matrix4f matrix) {
        mLocalMatrix = matrix;
        updateRSData();
    }

    public Matrix4f getMatrix() {
        return new Matrix4f(mLocalMatrix.getArray());
    }

    void initLocalData() {
        mTransformData.localMat = mLocalMatrix;
    }

    void updateRSData() {
        if (mField == null) {
            return;
        }
        mField.set_localMat(0, mLocalMatrix, false);
        mField.set_isDirty(0, 1, true);
    }
}