1 /****************************************************************************
4 * This module contains all defines, typedefs, and prototypes for RAY.C.
6 * from Persistence of Vision(tm) Ray Tracer
7 * Copyright 1996,1999 Persistence of Vision Team
8 *---------------------------------------------------------------------------
9 * NOTICE: This source code file is provided so that users may experiment
10 * with enhancements to POV-Ray and to port the software to platforms other
11 * than those supported by the POV-Ray Team. There are strict rules under
12 * which you are permitted to use this file. The rules are in the file
13 * named POVLEGAL.DOC which should be distributed with this file.
14 * If POVLEGAL.DOC is not available or for more info please contact the POV-Ray
15 * Team Coordinator by email to team-coord@povray.org or visit us on the web at
16 * http://www.povray.org. The latest version of POV-Ray may be found at this site.
18 * This program is based on the popular DKB raytracer version 2.12.
19 * DKBTrace was originally written by David K. Buck.
20 * DKBTrace Ver 2.0-2.12 were written by David K. Buck & Aaron A. Collins.
22 *****************************************************************************/
24 /* NOTE: FRAME.H contains other ray stuff. */
31 /*****************************************************************************
32 * Global preprocessor defines
33 ******************************************************************************/
37 /*****************************************************************************
39 ******************************************************************************/
43 /*****************************************************************************
45 ******************************************************************************/
50 /*****************************************************************************
52 ******************************************************************************/
54 void Initialize_Ray_Containers (RAY
*Ray
);
55 void Copy_Ray_Containers (RAY
*Dest_Ray
, RAY
*Source_Ray
);
56 void Ray_Enter (RAY
*ray
, INTERIOR
*interior
);
57 void Ray_Exit (RAY
*ray
, int nr
);
58 int Interior_In_Ray_Container (RAY
*, INTERIOR
*);