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- /****************************************************************************
- * torus.h
- *
- * This module contains all defines, typedefs, and prototypes for TORUS.C.
- *
- * from Persistence of Vision(tm) Ray Tracer
- * Copyright 1996 Persistence of Vision Team
- *---------------------------------------------------------------------------
- * 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 Team. There are strict rules under
- * which you are permitted to use this file. The rules are in the file
- * named POVLEGAL.DOC which should be distributed with this file. If
- * POVLEGAL.DOC is not available or for more info please contact the POV-Ray
- * Team Coordinator by leaving a message in CompuServe's Graphics Developer's
- * Forum. The latest version of POV-Ray may be found there as well.
- *
- * 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.
- *
- *****************************************************************************/
-
-
- #ifndef TORUS_H
- #define TORUS_H
-
-
-
- /*****************************************************************************
- * Global preprocessor defines
- ******************************************************************************/
-
- #define TORUS_OBJECT (STURM_OK_OBJECT)
-
- /* Generate additional torus statistics. */
-
- #define TORUS_EXTRA_STATS 1
-
-
-
- /*****************************************************************************
- * Global typedefs
- ******************************************************************************/
-
- typedef struct Torus_Struct TORUS;
-
- /*
- * Torus structure.
- *
- * R : Major radius
- * r : Minor radius
- */
-
- struct Torus_Struct
- {
- OBJECT_FIELDS
- TRANSFORM *Trans;
- DBL R, r;
- };
-
-
-
- /*****************************************************************************
- * Global variables
- ******************************************************************************/
-
-
-
- /*****************************************************************************
- * Global functions
- ******************************************************************************/
-
- TORUS *Create_Torus PARAMS((void));
- void Compute_Torus_BBox PARAMS((TORUS *Torus));
- int Test_Thick_Cylinder PARAMS((VECTOR P, VECTOR D, DBL h1, DBL h2, DBL r1, DBL r2));
-
-
-
- #endif
-