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/****************************************************************************
* polygon.h
*
* This module contains all defines, typedefs, and prototypes for POLYGON.CPP.
*
* from Persistence of Vision(tm) Ray Tracer version 3.6.
* Copyright 1991-2003 Persistence of Vision Team
* Copyright 2003-2004 Persistence of Vision Raytracer Pty. Ltd.
*---------------------------------------------------------------------------
* NOTICE: This source code file is provided so that users may experiment
* with enhancements to POV-Ray and to port the software to platforms other
* than those supported by the POV-Ray developers. There are strict rules
* regarding how you are permitted to use this file. These rules are contained
* in the distribution and derivative versions licenses which should have been
* provided with this file.
*
* These licences may be found online, linked from the end-user license
* agreement that is located at http://www.povray.org/povlegal.html
*---------------------------------------------------------------------------
* This program is based on the popular DKB raytracer version 2.12.
* DKBTrace was originally written by David K. Buck.
* DKBTrace Ver 2.0-2.12 were written by David K. Buck & Aaron A. Collins.
*---------------------------------------------------------------------------
* $File: //depot/povray/3.6-release/source/polygon.h $
* $Revision: #2 $
* $Change: 2939 $
* $DateTime: 2004/07/04 13:43:26 $
* $Author: root $
* $Log$
*****************************************************************************/
#ifndef POLYGON_H
#define POLYGON_H
BEGIN_POV_NAMESPACE
/*****************************************************************************
* Global preprocessor definitions
******************************************************************************/
#define POLYGON_OBJECT (BASIC_OBJECT)
/*****************************************************************************
* Global typedefs
******************************************************************************/
typedef struct Polygon_Data_Struct POLYGON_DATA;
typedef struct Polygon_Struct POLYGON;
struct Polygon_Data_Struct
{
int References;
int Number;
UV_VECT *Points;
};
struct Polygon_Struct
{
OBJECT_FIELDS
VECTOR S_Normal;
POLYGON_DATA *Data;
};
/*****************************************************************************
* Global variables
******************************************************************************/
/*****************************************************************************
* Global functions
******************************************************************************/
POLYGON *Create_Polygon (void);
void Compute_Polygon (POLYGON *Polyg, int Number, VECTOR *Points);
END_POV_NAMESPACE
#endif
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