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/*
* 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.
*/
/*
* coveandtiler.h
*
*/
#ifndef __glucoveandtiler_h
#define __glucoveandtiler_h
#include "trimregion.h"
#include "trimvertex.h"
#include "gridvertex.h"
class Backend;
class GridTrimVertex;
class CoveAndTiler : virtual public TrimRegion {
public:
CoveAndTiler( Backend& );
~CoveAndTiler( void );
void coveAndTile( void );
private:
Backend& backend;
static const int MAXSTRIPSIZE;
void tile( long, long, long );
void coveLowerLeft( void );
void coveLowerRight( void );
void coveUpperLeft( void );
void coveUpperRight( void );
void coveUpperLeftNoGrid( TrimVertex * );
void coveUpperRightNoGrid( TrimVertex * );
void coveLowerLeftNoGrid( TrimVertex * );
void coveLowerRightNoGrid( TrimVertex * );
void coveLL( void );
void coveLR( void );
void coveUL( void );
void coveUR( void );
inline void output( GridTrimVertex& );
inline void output( GridVertex& );
inline void output( TrimVertex* );
};
#endif /* __glucoveandtiler_h */
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