new

new Iterator:Veiculo<MAX_VEHICLES>;
new Iterator:Colisao<MAX_VEHICLES>;
new Float:Lataria[MAX_VEHICLES];

forward OnVehicleCollision(vehicle1, vehicle2);
public OnVehicleCollision(vehicle1, vehicle2)
{
    printf("Veiculo ID_%d colidiu com veiculo ID_%d", vehicle1, vehicle2);
    return 1;
}

forward X_VehicleCollision();
public X_VehicleCollision()
{
    foreach(new i : Veiculo)
    {
        static Float:health;
        GetVehicleHealth(i, health);

        if(health < Lataria[i])
        {
            Iter_Add(Colisao, i);
        }
        Lataria[i] = health;
    }

    foreach(new i : Colisao)
    {
        static Float:x, Float:y, Float:z;
        GetVehiclePos(i, x, y, z);

        static vehicle, Float:mxdist;
        vehicle = 0; mxdist = 6.1;

        foreach(new id : Colisao)
        {
            if(i == id) continue;

            static Float:dist;
            dist = GetVehicleDistanceFromPoint(id, x, y, z);

            if(dist < mxdist)
            {
                mxdist = dist;
                vehicle = id;
            }
        }

        Iter_Remove(Colisao, i);
        if(IsValidVehicle(vehicle))
        {
            Iter_Remove(Colisao, vehicle);
            CallLocalFunction("OnVehicleCollision", "dd", i, vehicle);
        }
    }

    return 1;
}

// SetTimer("X_VehicleCollision", 100, 1);