jogldrawingsurfaceobject.java

JAVA3D矩陈的相关类

/*
 * $RCSfile: JoglDrawingSurfaceObject.java,v $
 *
 * Copyright (c) 2007 Sun Microsystems, Inc. All rights reserved.
 *
 * Use is subject to license terms.
 *
 * $Revision: 1.3 $
 * $Date: 2007/02/09 17:17:48 $
 * $State: Exp $
 */

package javax.media.j3d;

/**
 * The DrawingSurfaceObject class is used to manage native drawing surface 
 */
class JoglDrawingSurfaceObject extends DrawingSurfaceObject {
    
    JoglDrawingSurfaceObject(Canvas3D cv) {
        super(cv);
        
        // System.err.println("JoglDrawingSurfaceObject constructed");
    }

    synchronized boolean renderLock() {
      //        System.err.println("JoglDrawingSurfaceObject.renderLock()");
        gotDsiLock = true;
        return true;
    }

    synchronized void unLock() {
      //        System.err.println("JoglDrawingSurfaceObject.unLock()");
        gotDsiLock = false;
    }

    synchronized void getDrawingSurfaceObjectInfo() {
      // FIXME: we don't have all of the information we need here to
      // create a GLDrawable for the Canvas3D, so for now, do nothing
      
      // FIXME: this mechanism is much too complicated
      
      /*
      System.err.println("JoglDrawingSurfaceObject.getDrawingSurfaceObjectInfo()");

        if (canvas.drawable == null) {
            System.err.println(
                    "JoglDrawingSurfaceObject.getDrawingSurfaceObjectInfo: window = "
                    + canvas.drawable);

            // TODO: replace with a real JoglDrawable
            canvas.drawable = new JoglDrawable();
        }
      */
    }

    synchronized void invalidate() {
        System.err.println("JoglDrawingSurfaceObject.invalidate()");
    }
}