1 /******************************************************************************* 2 * boxes.h 3 * 4 * This module contains all defines, typedefs, and prototypes for BOXES.CPP. 5 * 6 * --------------------------------------------------------------------------- 7 * Persistence of Vision Ray Tracer ('POV-Ray') version 3.7. 8 * Copyright 1991-2013 Persistence of Vision Raytracer Pty. Ltd. 9 * 10 * POV-Ray is free software: you can redistribute it and/or modify 11 * it under the terms of the GNU Affero General Public License as 12 * published by the Free Software Foundation, either version 3 of the 13 * License, or (at your option) any later version. 14 * 15 * POV-Ray is distributed in the hope that it will be useful, 16 * but WITHOUT ANY WARRANTY; without even the implied warranty of 17 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 18 * GNU Affero General Public License for more details. 19 * 20 * You should have received a copy of the GNU Affero General Public License 21 * along with this program. If not, see <http://www.gnu.org/licenses/>. 22 * --------------------------------------------------------------------------- 23 * POV-Ray is based on the popular DKB raytracer version 2.12. 24 * DKBTrace was originally written by David K. Buck. 25 * DKBTrace Ver 2.0-2.12 were written by David K. Buck & Aaron A. Collins. 26 * --------------------------------------------------------------------------- 27 * $File: //depot/public/povray/3.x/source/backend/shape/boxes.h $ 28 * $Revision: #1 $ 29 * $Change: 6069 $ 30 * $DateTime: 2013/11/06 11:59:40 $ 31 * $Author: chrisc $ 32 *******************************************************************************/ 33 34 #ifndef BOXES_H 35 #define BOXES_H 36 37 namespace pov 38 { 39 40 /***************************************************************************** 41 * Global preprocessor defines 42 ******************************************************************************/ 43 44 #define BOX_OBJECT (BASIC_OBJECT) 45 46 47 48 /***************************************************************************** 49 * Global typedefs 50 ******************************************************************************/ 51 52 class Box : public ObjectBase 53 { 54 public: 55 VECTOR bounds[2]; 56 57 Box(); 58 virtual ~Box(); 59 60 virtual ObjectPtr Copy(); 61 62 virtual bool All_Intersections(const Ray&, IStack&, TraceThreadData *); 63 virtual bool Inside(const VECTOR, TraceThreadData *) const; 64 virtual void Normal(VECTOR, Intersection *, TraceThreadData *) const; 65 virtual void UVCoord(UV_VECT, const Intersection *, TraceThreadData *) const; 66 virtual void Translate(const VECTOR, const TRANSFORM *); 67 virtual void Rotate(const VECTOR, const TRANSFORM *); 68 virtual void Scale(const VECTOR, const TRANSFORM *); 69 virtual void Transform(const TRANSFORM *); 70 virtual void Invert(); 71 virtual void Compute_BBox(); 72 virtual bool Intersect_BBox(BBoxDirection, const BBOX_VECT&, const BBOX_VECT&, BBOX_VAL) const; 73 74 static bool Intersect(const Ray& ray, const TRANSFORM *Trans, const VECTOR Corner1, const VECTOR Corner2, DBL *Depth1, DBL *Depth2, int *Side1, int *Side2); 75 }; 76 77 } 78 79 #endif 80