CollisionEventHandler.h

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/*************************************************************************
*                                                                       *
* Open Physics Abstraction Layer                                        *
* Copyright (C) 2004-2005                                               *
* Alan Fischer  alan.fischer@gmail.com                                  *
* Andres Reinot  andres@reinot.com                                      *
* Tyler Streeter  tylerstreeter@gmail.com                               *
* All rights reserved.                                                  *
* Web: opal.sourceforge.net                                             *
*                                                                       *
* This library is free software; you can redistribute it and/or         *
* modify it under the terms of EITHER:                                  *
*   (1) The GNU Lesser General Public License as published by the Free  *
*       Software Foundation; either version 2.1 of the License, or (at  *
*       your option) any later version. The text of the GNU Lesser      *
*       General Public License is included with this library in the     *
*       file license-LGPL.txt.                                          *
*   (2) The BSD-style license that is included with this library in     *
*       the file license-BSD.txt.                                       *
*                                                                       *
* This library is distributed in the hope that it will be useful,       *
* but WITHOUT ANY WARRANTY; without even the implied warranty of        *
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the files    *
* license-LGPL.txt and license-BSD.txt for more details.                *
*                                                                       *
*************************************************************************/

#ifndef OPAL_COLLISION_EVENT_HANDLER_H
#define OPAL_COLLISION_EVENT_HANDLER_H

// project headers
#include "Defines.h"
#include "EventHandler.h"

namespace opal
{
        class Solid;

        struct CollisionEvent
        {
                CollisionEvent()
                {
                        thisSolid = NULL;
                        otherSolid = NULL;
                        // "pos" is initialized in its own constructor.
                        // "normal" is initialized in its own constructor.
                        depth = 0;
                }

                Solid* thisSolid;

                Solid* otherSolid;

                Point3r pos;

                Vec3r normal;

                real depth;
        };

        class CollisionEventHandler : public EventHandler
        {
                public:
                        OPAL_DECL CollisionEventHandler();

                        OPAL_DECL virtual ~CollisionEventHandler();

                        OPAL_DECL virtual void OPAL_CALL handleCollisionEvent(
                            const CollisionEvent& e ) = 0;

                        OPAL_DECL virtual void OPAL_CALL internal_pushCollisionEvent(
                            const CollisionEvent& e );

                        OPAL_DECL virtual void OPAL_CALL
                        internal_handlePendingCollisionEvents();

                protected:
                        std::vector<CollisionEvent> mPendingCollisionEvents;

                private:

        };
}

#endif

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