From f4092abdf94af6a99aff944d6264bc1284e8bdd4 Mon Sep 17 00:00:00 2001
From: Reinhard Tartler <siretart@tauware.de>
Date: Mon, 10 Oct 2011 17:43:39 +0200
Subject: Imported nx-X11-3.1.0-1.tar.gz

Summary: Imported nx-X11-3.1.0-1.tar.gz
Keywords:

Imported nx-X11-3.1.0-1.tar.gz
into Git repository
---
 .../main/gfx/lib/glu/libnurbs/internals/trimline.h | 109 +++++++++++++++++++++
 1 file changed, 109 insertions(+)
 create mode 100644 nx-X11/extras/ogl-sample/main/gfx/lib/glu/libnurbs/internals/trimline.h

(limited to 'nx-X11/extras/ogl-sample/main/gfx/lib/glu/libnurbs/internals/trimline.h')

diff --git a/nx-X11/extras/ogl-sample/main/gfx/lib/glu/libnurbs/internals/trimline.h b/nx-X11/extras/ogl-sample/main/gfx/lib/glu/libnurbs/internals/trimline.h
new file mode 100644
index 000000000..2031a79b0
--- /dev/null
+++ b/nx-X11/extras/ogl-sample/main/gfx/lib/glu/libnurbs/internals/trimline.h
@@ -0,0 +1,109 @@
+/*
+** 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.
+*/
+
+/*
+ * trimline.h
+ *
+ * $Date: 2004/03/14 08:29:11 $ $Revision: 1.1.1.4 $
+ * $Header: /cvs/xorg/xc/extras/ogl-sample/main/gfx/lib/glu/libnurbs/internals/trimline.h,v 1.1.1.4 2004/03/14 08:29:11 eich Exp $
+ */
+
+#ifndef __glutrimline_h_
+#define __glutrimline_h_
+
+class Arc;
+class Backend;
+
+#include "trimvertex.h"
+#include "jarcloc.h"
+
+
+class Trimline {
+private:
+    TrimVertex**	pts; 	
+    long 		numverts;
+    long		i;
+    long		size;
+    Jarcloc		jarcl;
+    TrimVertex		t, b;
+    TrimVertex 		*tinterp, *binterp;
+    void		reset( void ) { numverts = 0; }
+    inline void		grow( long );
+    inline void		swap( void );
+    inline void		append( TrimVertex * );
+    static long		interpvert( TrimVertex *, TrimVertex *, TrimVertex *, REAL );
+
+
+
+public:
+			Trimline();
+			~Trimline();
+    void		init( TrimVertex * );
+    void		init( long, Arc_ptr, long );
+    void		getNextPt( void );
+    void		getPrevPt( void );
+    void		getNextPts( REAL, Backend & );
+    void		getPrevPts( REAL, Backend & );
+    void		getNextPts( Arc_ptr );
+    void		getPrevPts( Arc_ptr );
+    inline TrimVertex *	next( void );
+    inline TrimVertex *	prev( void ); 
+    inline TrimVertex *	first( void );
+    inline TrimVertex *	last( void );
+};
+
+inline TrimVertex *
+Trimline::next( void ) 
+{
+    if( i < numverts) return pts[i++]; else return 0; 
+} 
+
+inline TrimVertex *
+Trimline::prev( void ) 
+{
+    if( i >= 0 ) return pts[i--]; else return 0; 
+} 
+
+inline TrimVertex *
+Trimline::first( void ) 
+{
+    i = 0; return pts[i]; 
+}
+
+inline TrimVertex *
+Trimline::last( void ) 
+{
+    i = numverts; return pts[--i]; 
+}  
+#endif /* __glutrimline_h_ */
-- 
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