graphicalwobject.h

/********************************************************************************
 *  FARSA Experiments Library                                                   *
 *  Copyright (C) 2007-2012                                                     *
 *  Stefano Nolfi <stefano.nolfi@istc.cnr.it>                                   *
 *  Onofrio Gigliotta <onofrio.gigliotta@istc.cnr.it>                           *
 *  Gianluca Massera <emmegian@yahoo.it>                                        *
 *  Tomassino Ferrauto <tomassino.ferrauto@istc.cnr.it>                         *
 *                                                                              *
 *  This program is free software; you can redistribute it and/or modify        *
 *  it under the terms of the GNU General Public License as published by        *
 *  the Free Software Foundation; either version 2 of the License, or           *
 *  (at your option) any later version.                                         *
 *                                                                              *
 *  This program 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               *
 *  GNU General Public License for more details.                                *
 *                                                                              *
 *  You should have received a copy of the GNU General Public License           *
 *  along with this program; if not, write to the Free Software                 *
 *  Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA  *
 ********************************************************************************/

#ifndef GRAPHICALWOBJECT_H
#define GRAPHICALWOBJECT_H

#include "worldsimconfig.h"
#include "world.h"
#include "renderworld.h"


namespace farsa {

class FARSA_WSIM_API GraphicalWObject : public WObject
{
    Q_OBJECT

public:
    GraphicalWObject(World* world, QString name = "unamed", const wMatrix& tm = wMatrix::identity());

    virtual ~GraphicalWObject();

    void attachToObject(WObject* object, bool makeOwner = false, const wMatrix& displacement = wMatrix::identity());

    WObject* attachedObject() const
    {
        return m_attachedObject;
    }

    void setDisplacement(const wMatrix& displacement);

    const wMatrix& getDisplacement() const
    {
        return m_displacement;
    }

    void updateAndRender(RenderWObject* renderer, QGLContext* gw);

    void updateAndRenderAABB(RenderWObject* renderer, RenderWorld* gw);

    void updateAndCalculateAABB(wVector& minPoint, wVector& maxPoint, const wMatrix tm);

    void updateAndCalculateOBB(wVector& dimension, wVector& minPoint, wVector& maxPoint);

protected:
    virtual void render(RenderWObject* renderer, QGLContext* gw) = 0;

    virtual void renderAABB(RenderWObject* renderer, RenderWorld* gw);

    virtual void calculateAABB(wVector& minPoint, wVector& maxPoint, const wMatrix tm);

    virtual void calculateOBB(wVector& dimension, wVector& minPoint, wVector& maxPoint);

    void updateMatrixFromAttachedObject();

private:
    WObject *m_attachedObject;

    wMatrix m_displacement;
};

}

#endif