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+/*
+** License Applicability. Except to the extent portions of this file are
+** made subject to an alternative license as permitted in the SGI Free
+** Software License B, Version 1.1 (the "License"), the contents of this
+** file are subject only to the provisions of the License. You may not use
+** this file except in compliance with the License. You may obtain a copy
+** of the License at Silicon Graphics, Inc., attn: Legal Services, 1600
+** Amphitheatre Parkway, Mountain View, CA 94043-1351, or at:
+**
+** http://oss.sgi.com/projects/FreeB
+**
+** Note that, as provided in the License, the Software is distributed on an
+** "AS IS" basis, with ALL EXPRESS AND IMPLIED WARRANTIES AND CONDITIONS
+** DISCLAIMED, INCLUDING, WITHOUT LIMITATION, ANY IMPLIED WARRANTIES AND
+** CONDITIONS OF MERCHANTABILITY, SATISFACTORY QUALITY, FITNESS FOR A
+** PARTICULAR PURPOSE, AND NON-INFRINGEMENT.
+**
+** Original Code. The Original Code is: OpenGL Sample Implementation,
+** Version 1.2.1, released January 26, 2000, developed by Silicon Graphics,
+** Inc. The Original Code is Copyright (c) 1991-2000 Silicon Graphics, Inc.
+** Copyright in any portions created by third parties is as indicated
+** elsewhere herein. All Rights Reserved.
+**
+** Additional Notice Provisions: The application programming interfaces
+** established by SGI in conjunction with the Original Code are The
+** OpenGL(R) Graphics System: A Specification (Version 1.2.1), released
+** April 1, 1999; The OpenGL(R) Graphics System Utility Library (Version
+** 1.3), released November 4, 1998; and OpenGL(R) Graphics with the X
+** Window System(R) (Version 1.3), released October 19, 1998. This software
+** was created using the OpenGL(R) version 1.2.1 Sample Implementation
+** published by SGI, but has not been independently verified as being
+** compliant with the OpenGL(R) version 1.2.1 Specification.
+*/
+
+/*
+ * curve.h
+ *
+ * $Date: 2001/03/17 00:25:40 $ $Revision: 1.1 $
+ * $Header: /home/krh/git/sync/mesa-cvs-repo/Mesa/src/glu/sgi/libnurbs/internals/curve.h,v 1.1 2001/03/17 00:25:40 brianp Exp $
+ */
+
+#ifndef __glucurve_h_
+#define __glucurve_h_
+
+#include "types.h"
+#include "defines.h"
+
+class Mapdesc;
+class Quilt;
+
+
+class Curve {
+public:
+friend class Curvelist;
+ Curve( Quilt *, REAL, REAL, Curve * );
+ Curve( Curve&, REAL, Curve * );
+ Curve * next;
+private:
+ Mapdesc * mapdesc;
+ int stride;
+ int order;
+ int cullval;
+ int needsSampling;
+ REAL cpts[MAXORDER*MAXCOORDS];
+ REAL spts[MAXORDER*MAXCOORDS];
+ REAL stepsize;
+ REAL minstepsize;
+ REAL range[3];
+
+ void clamp( void );
+ void setstepsize( REAL );
+ void getstepsize( void );
+ int cullCheck( void );
+ int needsSamplingSubdivision( void );
+};
+#endif /* __glucurve_h_ */