| /* |
| * 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. |
| */ |
| |
| /* |
| * mesher.h |
| * |
| * $Date: 2012/03/29 17:22:18 $ $Revision: 1.1.1.1 $ |
| * $Header: /cvs/bao-parsec/pkgs/libs/mesa/src/src/glu/sgi/libnurbs/internals/mesher.h,v 1.1.1.1 2012/03/29 17:22:18 uid42307 Exp $ |
| */ |
| |
| #ifndef __glumesher_h_ |
| #define __glumesher_h_ |
| |
| #include "hull.h" |
| |
| class TrimRegion; |
| class Backend; |
| class Pool; |
| // struct GridTrimVertex; |
| |
| |
| class Mesher : virtual public TrimRegion, public Hull { |
| public: |
| Mesher( Backend & ); |
| ~Mesher( void ); |
| void init( unsigned int ); |
| void mesh( void ); |
| |
| private: |
| static const float ZERO; |
| Backend& backend; |
| |
| Pool p; |
| unsigned int stacksize; |
| GridTrimVertex ** vdata; |
| GridTrimVertex * last[2]; |
| int itop; |
| int lastedge; |
| |
| inline void openMesh( void ); |
| inline void swapMesh( void ); |
| inline void closeMesh( void ); |
| inline int isCcw( int ); |
| inline int isCw( int ); |
| inline void clearStack( void ); |
| inline void push( GridTrimVertex * ); |
| inline void pop( long ); |
| inline void move( int, int ); |
| inline int equal( int, int ); |
| inline void copy( int, int ); |
| inline void output( int ); |
| void addUpper( void ); |
| void addLower( void ); |
| void addLast( void ); |
| void finishUpper( GridTrimVertex * ); |
| void finishLower( GridTrimVertex * ); |
| }; |
| #endif /* __glumesher_h_ */ |