protected override void SetTextureCoordinates(Geometry <V> geometry)
{
var fac = _repeat.Convert <Vec2i, Vec2> ();
if (_flipVertically)
{
geometry.ApplyTextureFront(1f, TexturePos.TopLeft * fac, TexturePos.BottomRight * fac);
}
else
{
geometry.ApplyTextureFront(1f, TexturePos.BottomLeft, TexturePos.TopRight * fac);
}
}