public void setdata_sets_data_from_the_top_left_of_a_larger_array()
{
var p = new Patch(3, 3);
var f = Get4x4Heights();
p.SetData(f, 4, 4, 0, 0, new Vector2(0f, 0f));
Assert.IsTrue(Math.Abs(45 - p.Vertices.Select(v => v.Position.Y).Sum()) < 0.1, string.Format("expected sum of 45, got {0}", p.Vertices.Select(v => v.Position.Y).Sum()));
}
public void setdata_sets_texcoords_correctly_for_top_left_patch()
{
var p = new Patch(3, 3);
var f = Get4x4Heights();
p.SetData(f, 4, 4, 1, 1, new Vector2(0f, 0f));
Assert.IsTrue(Math.Abs(p.Vertices[0].TextureCoordinate.X) < 0.001f);
Assert.IsTrue(Math.Abs(p.Vertices[0].TextureCoordinate.Y) < 0.001f);
Assert.IsTrue(Math.Abs((2f / 256f) - p.Vertices[8].TextureCoordinate.X) < 0.001f);
Assert.IsTrue(Math.Abs((2f / 256f) - p.Vertices[8].TextureCoordinate.Y) < 0.001f);
}
