void checkPoint(personnage *p)
{
    int T[10] = { 10, 620, 880 };
    int T1[10] = { 100, 100, 100 };
    int i, j = T[0];
    int f = T1[0];
    for(i = 0; i<3; i++)
    {
        if((*p).position.x >= T[i])
        {
            j = T[i];
            f = T1[i];
        }
    }
    (*p).position.x = j;
    (*p).position.y = f;
}