Monstres::Monstres(irr::scene::ISceneManager *sceneManager, irr::video::IVideoDriver *driver, irr::scene::IMetaTriangleSelector* metaSelectorTerrain)
{
    selector = 0;
    scene::IMetaTriangleSelector* metaSelector = sceneManager->createMetaTriangleSelector();

    int i=0,j=0;

    for (i=0; i<Nombre_Monstres; i++)
    {
        for (j=0; j<Nombre_Monstres; j++)
        {
            m_Monstres[i][j] = sceneManager->addAnimatedMeshSceneNode(sceneManager->getMesh ("Ressources/Mesh/Monstres.obj"),0,ID_IsMonster);
            m_Monstres[i][j]->setScale(core::vector3df(0.25f));
            m_Monstres[i][j]->setPosition(irr::core::vector3df(6-Taille_Terrain,0,0));
           
            selector = sceneManager->createTriangleSelector(m_Monstres[i][j]);
            m_Monstres[i][j]->setTriangleSelector(selector);
            metaSelector->addTriangleSelector(selector);
            selector->drop(); ///////////////////////////////////////  drop pour chaque selector créé

            scene::ISceneNodeAnimator* collision_Monstres = sceneManager->createCollisionResponseAnimator(metaSelector, m_Monstres[i][j], core::vector3df(0.25,0.25,0.25), core::vector3df(0,0,0));
            scene::ISceneNodeAnimator* collision_Terrain = sceneManager->createCollisionResponseAnimator(metaSelectorTerrain, m_Monstres[i][j], core::vector3df(0.25,0.25,0.25), core::vector3df(0,0,0));

            if(collision_Monstres && collision_Terrain)
            {
                m_Monstres[i][j]->addAnimator(collision_Monstres);
                collision_Monstres->drop();

                m_Monstres[i][j]->addAnimator(collision_Terrain);
                collision_Terrain->drop();
            }
        }
    }
}




void Monstres::Deplacement(irr::scene::ISceneManager *sceneManager, Terrain plateau_de_jeu,  double frameDeltaTime)
{
    int i=0,j=0;
    core::vector3df position_monstre, postition2;
    postition2 = m_Monstres[i][j]->getPosition();

    for (i=0; i<Nombre_Monstres; i++)
    {
        for (j=0; j<Nombre_Monstres; j++)
        {
            if(m_Monstres[i][j] != 0)
            {
                position_monstre = m_Monstres[i][j]->getPosition();

                position_monstre.X += 0.001f * frameDeltaTime; //////////////////////////////// coefficient modifié

                m_Monstres[i][j]->setPosition(position_monstre);
            }
        }
    }
}

// boucle de rendu

s32 fps=0; ///////////////////////////  variables à l'extérieur de la boucle
u32 now=0;
f32 frameDeltaTime=0.f;

while (device->run() && driver)
    {                         
        // Calcul le temps delta d'une image.
        now = device->getTimer()->getTime();
        frameDeltaTime = now - then; // Temps en secondes
        then = now;

        driver->beginScene(true, true, irr::video::SColor(255,255,255,255)); // demarre le rendu // clear back-buffer  // clear z-buffer // fond blanc
       
        Entity_Monstres.Deplacement(sceneManager,plateau_de_jeu, frameDeltaTime);

        sceneManager->drawAll();                    // calcule le rendu
        driver->endScene();                         // affiche le rendu
       
        fps = driver->getFPS();

        if (lastFPS != fps)
        {
            core::stringw tmp(L"Ressources/Mesh/Monstres.obj");
            tmp += driver->getName();
            tmp += L"Movement Example - Irrlicht Engine [";
            tmp += fps;

            device->setWindowCaption(tmp.c_str());
            lastFPS = fps;
        }
       
    }