displaylist.h

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/*
 * SGI FREE SOFTWARE LICENSE B (Version 2.0, Sept. 18, 2008)
 * Copyright (C) 1991-2000 Silicon Graphics, Inc. All Rights Reserved.
 *
 * Permission is hereby granted, free of charge, to any person obtaining a
 * copy of this software and associated documentation files (the "Software"),
 * to deal in the Software without restriction, including without limitation
 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
 * and/or sell copies of the Software, and to permit persons to whom the
 * Software is furnished to do so, subject to the following conditions:
 *
 * The above copyright notice including the dates of first publication and
 * either this permission notice or a reference to
 * http://oss.sgi.com/projects/FreeB/
 * shall be included in all copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
 * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
 * SILICON GRAPHICS, INC. BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
 * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF
 * OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
 * SOFTWARE.
 *
 * Except as contained in this notice, the name of Silicon Graphics, Inc.
 * shall not be used in advertising or otherwise to promote the sale, use or
 * other dealings in this Software without prior written authorization from
 * Silicon Graphics, Inc.
 */

/*
 * displaylist.h
 *
 */

#ifndef __gludisplaylist_h_
#define __gludisplaylist_h_

//#include "glimports.h"
//#include "mysetjmp.h"
//#include "mystdio.h"
#include "bufpool.h"

class NurbsTessellator;

typedef void (NurbsTessellator::*PFVS)( void * );

struct Dlnode : public PooledObj {
                Dlnode( PFVS, void *, PFVS );
    PFVS        work;
    void *      arg;
    PFVS        cleanup;
    Dlnode *        next;
};

inline
Dlnode::Dlnode( PFVS _work, void *_arg, PFVS _cleanup ) 
{
    work = _work;
    arg = _arg;
    cleanup = _cleanup;
    next = 0;
}

class DisplayList {
public:
            DisplayList( NurbsTessellator * );
            ~DisplayList( void );
    void        play( void );
    void        append( PFVS work, void *arg, PFVS cleanup );
    void        endList( void );
private:
    Dlnode      *nodes;
    Pool        dlnodePool;
    Dlnode      **lastNode;
    NurbsTessellator    *nt;
};

#endif /* __gludisplaylist_h_ */