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- /****************************************************************************
- * warps.h
- *
- * This module contains all defines, typedefs, and prototypes for WARPS.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.
- *
- *****************************************************************************/
-
- /* NOTE: FRAME.H contains other warp stuff. */
-
- #ifndef WARP_H
- #define WARP_H
-
-
-
- /*****************************************************************************
- * Global preprocessor defines
- ******************************************************************************/
-
- /* Warp types */
- #define NO_WARP 0
- #define CLASSIC_TURB_WARP 1
- #define REPEAT_WARP 2
- #define SPIRAL_WARP 3
- #define BLACK_HOLE_WARP 4
- #define EXTRA_TURB_WARP 5
- #define TRANSFORM_WARP 6
-
-
-
- /*****************************************************************************
- * Global typedefs
- ******************************************************************************/
-
- typedef struct Repeat_Warp REPEAT;
- typedef struct Trans_Warp TRANS;
- typedef struct Spiral_Warp SPIRAL;
- typedef struct Black_Hole_Warp BLACK_HOLE;
-
- struct Repeat_Warp
- {
- WARP_FIELDS
- int Axis;
- SNGL Width;
- VECTOR Flip, Offset;
- };
-
- struct Trans_Warp
- {
- WARP_FIELDS
- TRANSFORM Trans;
- };
-
- struct Spiral_Warp
- {
- WARP_FIELDS
- VECTOR Center;
- SNGL Strength, Phase;
- };
-
- struct Black_Hole_Warp
-
- {
-
- WARP_FIELDS
-
- VECTOR Center ;
-
- VECTOR Repeat_Vector ;
-
- VECTOR Uncertainty_Vector ;
-
- DBL Strength ;
-
- DBL Radius ;
-
- DBL Radius_Squared ;
-
- DBL Inverse_Radius ;
-
- DBL Power ;
-
- short Inverted ;
-
- short Type ;
-
- short Repeat ;
-
- short Uncertain ;
-
- } ;
-
-
-
-
-
-
- /*****************************************************************************
- * Global variables
- ******************************************************************************/
-
-
- /*****************************************************************************
- * Global constants
- ******************************************************************************/
-
-
- /*****************************************************************************
- * Global functions
- ******************************************************************************/
-
- void Warp_EPoint PARAMS((VECTOR TPoint, VECTOR EPoint, TPATTERN *TPat));
- WARP *Create_Warp PARAMS((int Warp_Type));
- void Destroy_Warps PARAMS((WARP *Warps));
- WARP *Copy_Warps PARAMS((WARP *Old));
-
- #endif
-