Robust/src/Benchmarks/Scheduling/GC/NON_BAMBOO/RayTracer/Ray.java

   1 package RayTracer;
   2
   3 /**************************************************************************
   4  *                                                                         *
   5  *             Java Grande Forum Benchmark Suite - Version 2.0             *
   6  *                                                                         *
   7  *                            produced by                                  *
   8  *                                                                         *
   9  *                  Java Grande Benchmarking Project                       *
  10  *                                                                         *
  11  *                                at                                       *
  12  *                                                                         *
  13  *                Edinburgh Parallel Computing Centre                      *
  14  *                                                                         *
  15  *                email: epcc-javagrande@epcc.ed.ac.uk                     *
  16  *                                                                         *
  17  *                 Original version of this code by                        *
  18  *            Florian Doyon (Florian.Doyon@sophia.inria.fr)                *
  19  *              and  Wilfried Klauser (wklauser@acm.org)                   *
  20  *                                                                         *
  21  *      This version copyright (c) The University of Edinburgh, 1999.      *
  22  *                         All rights reserved.                            *
  23  *                                                                         *
  24  **************************************************************************/
  25
  26
  27
  28 final public class Ray {
  29   public Vec P, D;
  30
  31   public Ray(Vec pnt, Vec dir) {
  32     P = new Vec(pnt.x, pnt.y, pnt.z);
  33     D = new Vec(dir.x, dir.y, dir.z);
  34     D.normalize();
  35   }
  36
  37   public Ray() {
  38     P = new Vec();
  39     D = new Vec();
  40   }
  41
  42   public Vec point(float t) {
  43     return new Vec(P.x + D.x * t, P.y + D.y * t, P.z + D.z * t);
  44   }
  45
  46   public String toString() {
  47     return "{" + P.toString() + " -> " + D.toString() + "}";
  48   }
  49 }