public void Cleanup()
{
if (mm.vexbuf != null)
{
mm.vexbuf.Dispose();
mm.vexbuf = null;
}
if (mm.texture != null)
{
mm.DisposeAllTextures();
mm.texture = null;
}
axises.DisposeAllBuffer();
if (device != null)
{
device.Dispose();
device = null;
}
}