joglsystemprovider.java

java 3d game jme 工程开发源代码

/*
 * Copyright (c) 2008 SRA International, Inc.
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are
 * met:
 *
 * * Redistributions of source code must retain the above copyright
 *   notice, this list of conditions and the following disclaimer.
 *
 * * Redistributions in binary form must reproduce the above copyright
 *   notice, this list of conditions and the following disclaimer in the
 *   documentation and/or other materials provided with the distribution.
 *
 * * Neither the name of 'jMonkeyEngine' nor the names of its contributors
 *   may be used to endorse or promote products derived from this software
 *   without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
 * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
 * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 */

package com.jme.system.jogl;

import com.jme.system.DisplaySystem;
import com.jme.system.SystemProvider;
import com.jme.util.NanoTimer;
import com.jme.util.Timer;

/**
 * @author Steve Vaughan
 */
public class JOGLSystemProvider implements SystemProvider {

    public static final String SYSTEM_IDENTIFIER = "JOGL";

    private DisplaySystem displaySystem;

    private Timer timer;

    public String getProviderIdentifier() {
        return SYSTEM_IDENTIFIER;
    }

    public DisplaySystem getDisplaySystem() {
        if (displaySystem == null) {
            displaySystem = new JOGLDisplaySystem();
        }

        return displaySystem;
    }

    public Timer getTimer() {
        if (timer == null) {
            timer = new NanoTimer();
        }

        return timer;
    }

    public void installLibs() {
        // TODO Auto-generated method stub

    }

    public void disposeDisplaySystem() {
        displaySystem = null;
    }

}