dataTransform.h

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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.
**
** $Date: 2007-10-19 23:21:45 +0000 (Fri, 19 Oct 2007) $ $Revision: 1.1 $
*/
/*
** $Header: /cygdrive/c/RCVS/CVS/ReactOS/reactos/lib/glu32/libnurbs/internals/dataTransform.h,v 1.1 2004/02/02 16:39:11 navaraf Exp $
*/

#ifndef _DATA_TRANSFORM_H
#define _DATA_TRANSFORM_H

#include "reader.h"
#include "directedLine.h"
#include "bin.h"
directedLine* bin_to_DLineLoops(Bin& bin);

/*transform the pwlcurve into a number of directedline lines
 *insert these directedlines into orignal which is supposed to be
 *the part of the trimming loop obtained so far.
 *return the updated trimkming loop.
 */
directedLine* o_pwlcurve_to_DLines(directedLine* original, O_pwlcurve* pwl);

/*transform a trim loop (curve) into a directedLine loop
 */
directedLine* o_curve_to_DLineLoop(O_curve* curve);

/*transform a list of trim loops (trim) into
 *a list of polygons represented as directedLine*.
 */
directedLine* o_trim_to_DLineLoops(O_trim* trim);


#endif