Move source to src.

room_force.h

@@ -1,45 +0,0 @@
-// -*- C++ -*-
-
-#ifndef MBOSTOCK_ROOM_FORCE_H
-#define MBOSTOCK_ROOM_FORCE_H
-
-#include "physics/force.h"
-#include "physics/shape.h"
-#include "physics/vector.h"
-
-namespace mbostock {
-
-  class Particle;
-  class Shape;
-
-  /**
-   * Defines a force that applies to the player when the player intersects a
-   * given shape. For example, this can be used to represent a fan blowing on
-   * the player, which the force of the fan stronger near the fan blades,
-   * falling off to zero outside of the fan's stream.
-   */
-  class RoomForce : public UnaryForce {
-  public:
-    virtual const Shape& shape() const = 0;
-  };
-
-  /**
-   * A simple room force that applies a constant force within an axis-aligned
-   * box. More elaborate forces can be approximated by composing multiple (even
-   * overlapping) constant room forces.
-   */
-  class ConstantRoomForce : public RoomForce {
-  public:
-    ConstantRoomForce(const Vector& min, const Vector& max, const Vector& f);
-
-    virtual const Shape& shape() const;
-    virtual Vector force(const Particle& p);
-
-  private:
-    AxisAlignedBox box_;
-    Vector force_;
-  };
-
-}
-
-#endif