svn merge ^/branches/released . --username marha

1 files changed, 132 insertions, 0 deletions

diff --git a/mesalib/src/glu/sgi/libnurbs/internals/reader.h b/mesalib/src/glu/sgi/libnurbs/internals/reader.h
new file mode 100644
index 000000000..8a8dcebb5
--- /dev/null
+++ b/mesalib/src/glu/sgi/libnurbs/internals/reader.h
@@ -0,0 +1,132 @@
+/*
+ * 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.
+ */
+
+/*
+ * reader.h
+ *
+ */
+
+#ifndef __glureader_h_
+#define __glureader_h_
+
+#include "bufpool.h"
+#include "types.h"
+
+enum Curvetype { ct_nurbscurve, ct_pwlcurve, ct_none };
+    
+struct Property;
+struct O_surface;
+struct O_nurbssurface;
+struct O_trim;
+class O_pwlcurve;
+struct O_nurbscurve;
+struct O_curve;
+class  Quilt;
+class TrimVertex;
+
+
+struct O_curve : public PooledObj {
+    union {
+        O_nurbscurve	*o_nurbscurve;
+        O_pwlcurve	*o_pwlcurve;
+    } curve;
+    Curvetype		curvetype;	/* arc type: pwl or nurbs	*/
+    O_curve *		next;		/* next arc in loop		*/
+    O_surface *		owner;		/* owning surface		*/
+    int			used;		/* curve called in cur surf	*/
+    int			save;		/* 1 if in display list		*/
+    long		nuid;
+    			O_curve() { next = 0; used = 0; owner = 0; 
+				    curve.o_pwlcurve = 0; }
+    };
+
+struct O_nurbscurve : public PooledObj {
+    Quilt		*bezier_curves;	/* array of bezier curves	*/
+    long		type;		/* range descriptor		*/
+    REAL		tesselation;	/* tesselation tolerance 	*/
+    int			method;		/* tesselation method 		*/
+    O_nurbscurve *	next;		/* next curve in list		*/
+    int			used;		/* curve called in cur surf	*/
+    int			save;		/* 1 if in display list		*/
+    O_curve *		owner;		/* owning curve 		*/
+			O_nurbscurve( long _type ) 
+			   { type = _type; owner = 0; next = 0; used = 0; }
+    };
+ 
+class O_pwlcurve : public PooledObj {
+public:
+    TrimVertex		*pts;		/* array of trim vertices	*/
+    int			npts;		/* number of trim vertices	*/
+    O_pwlcurve *	next;		/* next curve in list		*/
+    int			used;		/* curve called in cur surf	*/
+    int			save;		/* 1 if in display list		*/
+    O_curve *		owner;		/* owning curve 		*/
+			O_pwlcurve( long, long, INREAL *, long, TrimVertex * );
+    };
+
+struct O_trim : public PooledObj {
+    O_curve		*o_curve;	/* closed trim loop	 	*/
+    O_trim *		next;		/* next loop along trim 	*/
+    int			save;		/* 1 if in display list		*/
+			O_trim() { next = 0; o_curve = 0; }
+    };
+
+struct O_nurbssurface : public PooledObj {
+    Quilt *		bezier_patches;/* array of bezier patches	*/
+    long		type;		/* range descriptor		*/
+    O_surface *		owner;		/* owning surface		*/
+    O_nurbssurface *	next;		/* next surface in chain	*/
+    int			save;		/* 1 if in display list		*/
+    int			used;		/* 1 if prev called in block	*/
+			O_nurbssurface( long _type ) 
+			   { type = _type; owner = 0; next = 0; used = 0; }
+    };
+
+struct O_surface : public PooledObj {
+    O_nurbssurface *	o_nurbssurface;	/* linked list of surfaces	*/
+    O_trim *		o_trim;		/* list of trim loops		*/
+    int			save;		/* 1 if in display list		*/
+    long		nuid;
+			O_surface() { o_trim = 0; o_nurbssurface = 0; }
+    };
+
+struct Property : public PooledObj {
+    long		type;
+    long		tag;
+    REAL		value;
+    int			save;		/* 1 if in display list		*/
+			Property( long _type, long _tag, INREAL _value )
+			{ type = _type; tag = _tag; value = (REAL) _value; }
+			Property( long _tag, INREAL _value )
+			{ type = 0; tag = _tag; value = (REAL) _value; }
+    };
+
+class NurbsTessellator;
+#endif /* __glureader_h_ */