public void ProjectToException1()
{
VectorF v = new VectorF(1);
v.ProjectTo(null);
}
public void ProjectTo2()
{
VectorF unitX = new VectorF(new float[] { 1, 0, 0, 0 });
VectorF unitY = new VectorF(new float[] { 0, 1, 0, 0 });
VectorF unitZ = new VectorF(new float[] { 0, 0, 1, 0 });
VectorF one = new VectorF(new float[] { 1, 1, 1, 1 });
// Project (1, 1, 1) to axes
VectorF projection = new VectorF(new float[] { 1, 1, 1, 0 });
projection.ProjectTo(unitX);
Assert.AreEqual(unitX, projection);
projection.Set(one);
projection.ProjectTo(unitY);
Assert.AreEqual(unitY, projection);
projection.Set(one);
projection.ProjectTo(unitZ);
Assert.AreEqual(unitZ, projection);
// Project axes to (1, 1, 1)
VectorF expected = new VectorF(new float[] { 1, 1, 1, 0 }) / 3.0f;
projection.Set(unitX);
projection.ProjectTo(new VectorF(new float[] { 1, 1, 1, 0 }));
Assert.AreEqual(expected, projection);
projection.Set(unitY);
projection.ProjectTo(new VectorF(new float[] { 1, 1, 1, 0 }));
Assert.AreEqual(expected, projection);
projection.Set(unitZ);
projection.ProjectTo(new VectorF(new float[] { 1, 1, 1, 0 }));
Assert.AreEqual(expected, projection);
}