interpolation.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_INTERPOLATION_H
#define ARCHON_X3D_INTERPOLATION_H

#include <archon/x3d/server/core.H>
#include <archon/x3d/server/scene.H>

namespace Archon
{
  namespace X3D
  {
    using namespace Math;


    struct InterpolatorNode: virtual ChildNode
    {
      static const NodeType *type;

    protected:
      InterpolatorNode() {}

      virtual bool fractionAssign(const double &, const Time &) = 0;
      vector<double> key;

      Time fractionStamp;

    private:
      friend void initializeInterpolationComponent();

      EventSource keyChanged;

      Time keyStamp;
    };


    struct ColorInterpolator: InterpolatorNode
    {
      static Ref<NodeBase> instantiate(BackRef<ExecutionContext> c)
      {
        return new ColorInterpolator(c);
      }

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

      ColorInterpolator(BackRef<ExecutionContext> c):
        NodeBase(c), value(Vector3::zero()) {}

    private:
      friend void initializeInterpolationComponent();

      vector<Vector3> keyValue; // MFVec3f [in,out]
      Vector3         value;    // SFVec3f [out]

      EventSource keyValueChanged;
      EventSource valueChanged;

      Time keyValueStamp;

      bool fractionAssign(const double &, const Time &);
    };


    struct CoordinateInterpolator: InterpolatorNode
    {
      static Ref<NodeBase> instantiate(BackRef<ExecutionContext> c)
      {
        return new CoordinateInterpolator(c);
      }

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

      CoordinateInterpolator(BackRef<ExecutionContext> c):
        NodeBase(c) {}

    private:
      friend void initializeInterpolationComponent();

      vector<Vector3> keyValue; // MFVec3f [in,out]
      vector<Vector3> value;    // MFVec3f [out]

      EventSource keyValueChanged;
      EventSource valueChanged;

      Time keyValueStamp;

      bool fractionAssign(const double &, const Time &);
    };


    struct CoordinateInterpolator2D: InterpolatorNode
    {
      static Ref<NodeBase> instantiate(BackRef<ExecutionContext> c)
      {
        return new CoordinateInterpolator2D(c);
      }

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

      CoordinateInterpolator2D(BackRef<ExecutionContext> c):
        NodeBase(c) {}

    private:
      friend void initializeInterpolationComponent();

      vector<Vector2> keyValue; // MFVec2f [in,out]
      vector<Vector2> value;    // MFVec2f [out]

      EventSource keyValueChanged;
      EventSource valueChanged;

      Time keyValueStamp;

      bool fractionAssign(const double &, const Time &);
    };


    struct NormalInterpolator: InterpolatorNode
    {
      static Ref<NodeBase> instantiate(BackRef<ExecutionContext> c)
      {
        return new NormalInterpolator(c);
      }

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

      NormalInterpolator(BackRef<ExecutionContext> c): NodeBase(c) {}

    private:
      friend void initializeInterpolationComponent();

      vector<Vector3> keyValue; // MFVec3f [in,out]
      vector<Vector3> value;    // MFVec3f [out]

      EventSource keyValueChanged;
      EventSource valueChanged;

      Time keyValueStamp;

      bool fractionAssign(const double &, const Time &);
    };


    struct OrientationInterpolator: InterpolatorNode
    {
      static Ref<NodeBase> instantiate(BackRef<ExecutionContext> c)
      {
        return new OrientationInterpolator(c);
      }

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

      OrientationInterpolator(BackRef<ExecutionContext> c):
        NodeBase(c), value(Vector3(0, 0, 1), 0) {}

    private:
      friend void initializeInterpolationComponent();

      vector<Rotation3> keyValue; // MFRotation [in,out]
      Rotation3         value;    // SFRotation [out]

      EventSource keyValueChanged;
      EventSource valueChanged;

      Time keyValueStamp;

      bool fractionAssign(const double &, const Time &);
    };


    struct PositionInterpolator: InterpolatorNode
    {
      static Ref<NodeBase> instantiate(BackRef<ExecutionContext> c)
      {
        return new PositionInterpolator(c);
      }

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

      PositionInterpolator(BackRef<ExecutionContext> c):
        NodeBase(c), value(Vector3::zero()) {}

    private:
      friend void initializeInterpolationComponent();

      vector<Vector3> keyValue; // MFVec3f [in,out]
      Vector3         value;    // SFVec3f [out]

      EventSource keyValueChanged;
      EventSource valueChanged;

      Time keyValueStamp;

      bool fractionAssign(const double &, const Time &);
    };


    struct PositionInterpolator2D: InterpolatorNode
    {
      static Ref<NodeBase> instantiate(BackRef<ExecutionContext> c)
      {
        return new PositionInterpolator2D(c);
      }

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

      PositionInterpolator2D(BackRef<ExecutionContext> c):
        NodeBase(c), value(Vector3::zero()) {}

    private:
      friend void initializeInterpolationComponent();

      vector<Vector2> keyValue; // MFVec2f [in,out]
      Vector2         value;    // SFVec2f [out]

      EventSource keyValueChanged;
      EventSource valueChanged;

      Time keyValueStamp;

      bool fractionAssign(const double &, const Time &);
    };


    struct ScalarInterpolator: InterpolatorNode
    {
      static Ref<NodeBase> instantiate(BackRef<ExecutionContext> c)
      {
        return new ScalarInterpolator(c);
      }

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

      ScalarInterpolator(BackRef<ExecutionContext> c):
        NodeBase(c), value(0) {}

    private:
      friend void initializeInterpolationComponent();

      vector<double> keyValue; // MFDouble [in,out]
      double         value;    // SFDouble [out]

      EventSource keyValueChanged;
      EventSource valueChanged;

      Time keyValueStamp;

      bool fractionAssign(const double &, const Time &);
    };
  }
}

#endif // ARCHON_X3D_INTERPOLATION_H

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