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90 lines
3.1 KiB
C++
90 lines
3.1 KiB
C++
/*
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** License Applicability. Except to the extent portions of this file are
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** made subject to an alternative license as permitted in the SGI Free
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** Software License B, Version 1.1 (the "License"), the contents of this
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** file are subject only to the provisions of the License. You may not use
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** this file except in compliance with the License. You may obtain a copy
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** of the License at Silicon Graphics, Inc., attn: Legal Services, 1600
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** Amphitheatre Parkway, Mountain View, CA 94043-1351, or at:
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**
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** http://oss.sgi.com/projects/FreeB
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**
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** Note that, as provided in the License, the Software is distributed on an
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** "AS IS" basis, with ALL EXPRESS AND IMPLIED WARRANTIES AND CONDITIONS
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** DISCLAIMED, INCLUDING, WITHOUT LIMITATION, ANY IMPLIED WARRANTIES AND
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** CONDITIONS OF MERCHANTABILITY, SATISFACTORY QUALITY, FITNESS FOR A
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** PARTICULAR PURPOSE, AND NON-INFRINGEMENT.
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**
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** Original Code. The Original Code is: OpenGL Sample Implementation,
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** Version 1.2.1, released January 26, 2000, developed by Silicon Graphics,
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** Inc. The Original Code is Copyright (c) 1991-2000 Silicon Graphics, Inc.
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** Copyright in any portions created by third parties is as indicated
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** elsewhere herein. All Rights Reserved.
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**
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** Additional Notice Provisions: The application programming interfaces
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** established by SGI in conjunction with the Original Code are The
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** OpenGL(R) Graphics System: A Specification (Version 1.2.1), released
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** April 1, 1999; The OpenGL(R) Graphics System Utility Library (Version
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** 1.3), released November 4, 1998; and OpenGL(R) Graphics with the X
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** Window System(R) (Version 1.3), released October 19, 1998. This software
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** was created using the OpenGL(R) version 1.2.1 Sample Implementation
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** published by SGI, but has not been independently verified as being
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** compliant with the OpenGL(R) version 1.2.1 Specification.
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*/
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/*
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* mesher.h
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*
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* $Date$ $Revision: 1.1 $
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* $Header: /cygdrive/c/RCVS/CVS/ReactOS/reactos/lib/glu32/libnurbs/internals/mesher.h,v 1.1 2004/02/02 16:39:12 navaraf Exp $
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*/
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#ifndef __glumesher_h_
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#define __glumesher_h_
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#include "hull.h"
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class TrimRegion;
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class Backend;
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class Pool;
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// struct GridTrimVertex;
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class Mesher : virtual public TrimRegion, public Hull {
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public:
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Mesher( Backend & );
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~Mesher( void );
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void init( unsigned int );
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void mesh( void );
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private:
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static const float ZERO;
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Backend& backend;
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Pool p;
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unsigned int stacksize;
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GridTrimVertex ** vdata;
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GridTrimVertex * last[2];
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int itop;
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int lastedge;
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inline void openMesh( void );
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inline void swapMesh( void );
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inline void closeMesh( void );
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inline int isCcw( int );
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inline int isCw( int );
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inline void clearStack( void );
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inline void push( GridTrimVertex * );
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inline void pop( long );
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inline void move( int, int );
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inline int equal( int, int );
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inline void copy( int, int );
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inline void output( int );
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void addUpper( void );
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void addLower( void );
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void addLast( void );
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void finishUpper( GridTrimVertex * );
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void finishLower( GridTrimVertex * );
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};
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#endif /* __glumesher_h_ */
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