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51 lines
1.3 KiB
51 lines
1.3 KiB
#ifndef __glucurve_h_
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#define __glucurve_h_
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/**************************************************************************
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* *
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* Copyright (C) 1992, Silicon Graphics, Inc. *
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* *
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* These coded instructions, statements, and computer programs contain *
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* unpublished proprietary information of Silicon Graphics, Inc., and *
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* are protected by Federal copyright law. They may not be disclosed *
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* to third parties or copied or duplicated in any form, in whole or *
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* in part, without the prior written consent of Silicon Graphics, Inc. *
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* *
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**************************************************************************/
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/*
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* curve.h - $Revision: 1.1 $
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*/
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#include "types.h"
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#include "defines.h"
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class Mapdesc;
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class Quilt;
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class Curve {
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public:
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friend class Curvelist;
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Curve( Quilt *, REAL, REAL, Curve * );
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Curve( Curve&, REAL, Curve * );
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Curve * next;
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private:
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Mapdesc * mapdesc;
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int stride;
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int order;
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int cullval;
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int needsSampling;
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REAL cpts[MAXORDER*MAXCOORDS];
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REAL spts[MAXORDER*MAXCOORDS];
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REAL stepsize;
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REAL minstepsize;
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REAL range[3];
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void clamp( void );
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void setstepsize( REAL );
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void getstepsize( void );
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int cullCheck( void );
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int needsSamplingSubdivision( void );
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};
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#endif /* __glucurve_h_ */
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