public void GradientLinearlyInterpolatesBetweenColors()
{
var pat = new GradientPattern(white, black);
Assert.Equal(white, pat.GetColor(Vector4.CreatePosition(0, 0, 0)));
Assert.Equal(new Color(0.75, 0.75, 0.75), pat.GetColor(Vector4.CreatePosition(0.25, 0, 0)));
Assert.Equal(new Color(0.5, 0.5, 0.5), pat.GetColor(Vector4.CreatePosition(0.5, 0, 0)));
Assert.Equal(new Color(0.25, 0.25, 0.25), pat.GetColor(Vector4.CreatePosition(0.75, 0, 0)));
}
public void BasicTest()
{
var pattern = new GradientPattern(Color.White, Color.Black);
Check.That(pattern.GetColor(Helper.CreatePoint(0, 0, 0))).IsEqualTo(new Color(1, 1, 1));
Check.That(pattern.GetColor(Helper.CreatePoint(0.25, 0, 0))).IsEqualTo(new Color(0.75, 0.75, 0.75));
Check.That(pattern.GetColor(Helper.CreatePoint(0.5, 0, 0))).IsEqualTo(new Color(0.5, 0.5, 0.5));
Check.That(pattern.GetColor(Helper.CreatePoint(0.75, 0, 0))).IsEqualTo(new Color(0.25, 0.25, 0.25));
}