Dogcows Code - chaz/yoink/blob - src/Moof/Shape.hh

   1
   2 /*]  Copyright (c) 2009-2010, Charles McGarvey  [**************************
   3 **]  All rights reserved.
   4 *
   5 * vi:ts=4 sw=4 tw=75
   6 *
   7 * Distributable under the terms and conditions of the 2-clause BSD license;
   8 * see the file COPYING for a complete text of the license.
   9 *
  10 **************************************************************************/
  11
  12 #ifndef _MOOF_SHAPE_HH_
  13 #define _MOOF_SHAPE_HH_
  14
  15 #include <Moof/Drawable.hh>
  16 #include <Moof/Math.hh>
  17 #include <Moof/OpenGL.hh>
  18 #include <Moof/Ray.hh>
  19
  20
  21 // Frustum
  22 // Plane (can construct from Triangle3)
  23 // Ray
  24 // Shape<>
  25 // +- Line<>
  26 // -   Line2                    Line<2>
  27 // -   Line3                    Line<3>
  28 // +- Sphere<>
  29 // |   Sphere2, Circle  Sphere<2>
  30 // |   Sphere3                  Sphere<3>
  31 // +- Aabb<>
  32 // |   Aabb2, Rectangle Aabb<2>
  33 // |   Aabb3                    Aabb<3>
  34 // +- Polygon<>
  35 // |   Triangle2                Polygon<2,3>
  36 // |   Triangle3                Polygon<3,3>
  37
  38
  39 namespace Mf {
  40
  41
  42 template <int D>
  43 class Shape
  44 {
  45 public:
  46
  47         virtual ~Shape() {}
  48
  49         /**
  50          * Checks if this shape is intersected by a given ray.  If so, returns
  51          * the distance from the start of the ray to the shape and information
  52          * about the contact via the 2nd parameter.  A negative value is
  53          * returned if there is no contact.
  54          */
  55         virtual bool intersectRay(const Ray<D>& ray,
  56                                                           typename Ray<D>::Contact& hit) const
  57         {
  58                 return false;
  59         }
  60 };
  61
  62
  63 typedef Shape<2>        Shape2;
  64 typedef Shape<3>        Shape3;
  65
  66
  67 } // namespace Mf
  68
  69 #endif // _MOOF_SHAPE_HH_
  70