/**
* Copyright (c) 2003-2009, Xith3D Project Group all rights reserved.
*
* Portions based on the Java3D interface, Copyright by Sun Microsystems.
* Many thanks to the developers of Java3D and Sun Microsystems for their
* innovation and design.
*
* 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 the 'Xith3D Project Group' 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) A
* RISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE
*/
package org.xith3d.scenegraph;
import org.xith3d.render.CanvasPeer;
import org.xith3d.render.SceneGraphOpenGLReferences;
/**
* GeomDataInterface implementation for NIO buffers
*
* @author Marvin Froehlich (aka Qudus)
*/
public class GeomNioFloatData extends org.jagatoo.geometry.GeomNioFloatData
{
private int framesSinceDirty = 0;
private final SceneGraphOpenGLReferences openGLReferences = new SceneGraphOpenGLReferences( 1 );
public final SceneGraphOpenGLReferences getOpenGLReferences()
{
return ( openGLReferences );
}
/**
* {@inheritDoc}
*/
@Override
protected void setDirty( boolean dirty )
{
final boolean wasDirty = this.dirty;
this.dirty = dirty;
if ( dirty && !wasDirty )
framesSinceDirty = 0;
}
/**
* Used by the renderer to know if cached geometry is now invalid. This is
* used even within a single run when binding vertex arrays
*/
final boolean isDirty()
{
return ( dirty );
}
final void incrementFramesSinceDirty()
{
framesSinceDirty++;
}
final int getFramesSinceDirty()
{
return ( framesSinceDirty );
}
/**
* {@inheritDoc}
*/
@Override
protected void finalize()
{
openGLReferences.prepareObjectForDestroy();
}
public void freeOpenGLResources( CanvasPeer canvasPeer )
{
if ( openGLReferences.referenceExists( canvasPeer ) )
openGLReferences.prepareObjectForDestroy( canvasPeer );
}
/**
* {@inheritDoc}
*/
@Override
protected GeomNioFloatData newInstance( int maxElements, int elemSize, int stride, boolean reversed )
{
return ( new GeomNioFloatData( maxElements, elemSize, stride, reversed ) );
}
public GeomNioFloatData( int maxElements, int elemSize, int stride, boolean reversed )
{
super( maxElements, elemSize, stride, reversed );
}
public GeomNioFloatData( int maxElements, int elemSize, boolean reversed )
{
this( maxElements, elemSize, 0, reversed );
}
}