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

   1
   2 /*******************************************************************************
   3
   4  Copyright (c) 2009, Charles McGarvey
   5  All rights reserved.
   6
   7  Redistribution   and   use  in  source  and  binary  forms,  with  or  without
   8  modification, are permitted provided that the following conditions are met:
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  10    * Redistributions  of  source  code  must retain the above copyright notice,
  11      this list of conditions and the following disclaimer.
  12    * Redistributions  in binary form must reproduce the above copyright notice,
  13      this  list of conditions and the following disclaimer in the documentation
  14      and/or other materials provided with the distribution.
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  16  THIS  SOFTWARE  IS  PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
  17  AND  ANY  EXPRESS  OR  IMPLIED  WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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  19  DISCLAIMED.  IN  NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
  20  FOR  ANY  DIRECT,  INDIRECT,  INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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  27 *******************************************************************************/
  28
  29 #ifndef _MOOF_SHAPE_HH_
  30 #define _MOOF_SHAPE_HH_
  31
  32 #include <Moof/Drawable.hh>
  33 #include <Moof/Math.hh>
  34 #include <Moof/OpenGL.hh>
  35 #include <Moof/Ray.hh>
  36
  37
  38 // Frustum
  39 // Plane (can construct from Triangle<3>)
  40 // Ray
  41 // Shape<>
  42 // +- Line<>
  43 // +- Ball<>
  44 // |  Circle            <- Ball<2>
  45 // |  Sphere            <- Ball<3>
  46 // +- Box<>
  47 // |  Rectangle         <- Box<2>
  48 // |  Aabb                      <- Box<3>
  49 // +- Polygon<>
  50 // |  Triangle          <- Polygon<3>
  51 // +- Cylinder
  52 // +- Cone
  53
  54
  55 namespace Mf {
  56
  57
  58 template <int D>
  59 class Shape
  60 {
  61 public:
  62
  63         virtual ~Shape() {}
  64         /**
  65          * Checks if this shape is intersected by a given ray.  If so, returns the
  66          * distance from the start of the ray to the shape and information about the
  67          * intersection via the 2nd parameter.  A negative value is returned if
  68          * there is no intersection.
  69          */
  70         virtual Scalar intersectRay(const Ray<D>& ray,
  71                         typename Ray<D>::Intersection& intersection)
  72         {
  73                 return SCALAR(-1.0);
  74         }
  75 };
  76
  77
  78 } // namespace Mf
  79
  80 #endif // _MOOF_SHAPE_HH_
  81
  82 /** vim: set ts=4 sw=4 tw=80: *************************************************/
  83