aux.H

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/*
 * This file is part of the "Archon" framework.
 * (http://files3d.sourceforge.net)
 *
 * Copyright © 2002 by Kristian Spangsege and Brian Kristiansen.
 *
 * Permission to use, copy, modify, and distribute this software and
 * its documentation under the terms of the GNU General Public License is
 * hereby granted. No representations are made about the suitability of
 * this software for any purpose. It is provided "as is" without express
 * or implied warranty. See the GNU General Public License
 * (http://www.gnu.org/copyleft/gpl.html) for more details.
 *
 * The characters in this file are ISO8859-1 encoded.
 *
 * The documentation in this file is in "Doxygen" style
 * (http://www.doxygen.org).
 */

#ifndef ARCHON_X3D_AUX_H
#define ARCHON_X3D_AUX_H

#include <archon/x3d/server/geometry.H>

namespace Archon
{
  namespace X3D
  {
    struct Torus: Geometry3DNode
    {
      static Ref<NodeBase> instantiate(BackRef<ExecutionContext> c)
      {
        return new Torus(c);
      }

      static const NodeType *type;
      const NodeType *getType() const { return type; }

      Torus(BackRef<ExecutionContext> c):
        NodeBase(c), majorRadius(1), minorRadius(0.5) {}

      double getMajorRadius() const { return majorRadius; }
      double getMinorRadius() const { return minorRadius; }

      int intersect(const Math::Ray3 &, double &dist) const;

      void getNormalAndTexCoord(Vector3 hitPoint, int where,
                                const Shape *,
                                Vector3 *hitNormal,
                                Vector2 *hitTexCoord) const;

      void render(bool texture,
                  const Shape *shape,
                  const RenderConfig *);

    private:
      friend void initializeAuxComponent();

      double majorRadius;
      double minorRadius;
    };
  }
}

#endif // ARCHON_X3D_AUX_H

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