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/****************************************************************************
* cones.h
*
* This module contains all defines, typedefs, and prototypes for CONES.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/cones.h $
* $Revision: #2 $
* $Change: 2939 $
* $DateTime: 2004/07/04 13:43:26 $
* $Author: root $
* $Log$
*****************************************************************************/
#ifndef CONES_H
#define CONES_H
BEGIN_POV_NAMESPACE
/*****************************************************************************
* Global preprocessor defines
******************************************************************************/
#define CONE_OBJECT (BASIC_OBJECT)
/*****************************************************************************
* Global typedefs
******************************************************************************/
typedef struct Cone_Struct CYLINDER;
typedef struct Cone_Struct CONE;
struct Cone_Struct
{
OBJECT_FIELDS
VECTOR apex; /* Center of the top of the cone */
VECTOR base; /* Center of the bottom of the cone */
DBL apex_radius; /* Radius of the cone at the top */
DBL base_radius; /* Radius of the cone at the bottom */
DBL dist; /* Distance to end of cone in canonical coords */
};
/*****************************************************************************
* Global variables
******************************************************************************/
/*****************************************************************************
* Global functions
******************************************************************************/
CONE *Create_Cone (void);
CONE *Create_Cylinder (void);
void Compute_Cone_Data (OBJECT *Object);
void Compute_Cylinder_Data (OBJECT *Object);
void Compute_Cone_BBox (CONE *Cone);
END_POV_NAMESPACE
#endif
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