public void ShouldGetReferenceSystemRotated135Degrees()
{
// Arrange
var touchpoints = new List <Point2D> {
new Point2D(0, 0),
new Point2D(0, 3),
new Point2D(3, 3),
new Point2D(1, 2),
new Point2D(1, 1)
};
// Arrange
var origin = touchpoints[1];
var expectedVx = touchpoints[0] - origin;
var expectedVy = touchpoints[2] - origin;
// System Under Test
var api = new TouchcodeAPI();
// Act
var referenceSystem = api.ExtractReferenceSystemFrom(touchpoints);
// Assert
Assert.AreEqual(origin, referenceSystem.Origin);
Assert.AreEqual(expectedVx, referenceSystem.Vx);
Assert.AreEqual(expectedVy, referenceSystem.Vy);
}
public void ShouldGetReferenceSystemForSamples0x10()
{
// System Under Test
var api = new TouchcodeAPI();
foreach (var sample in _samples0x10)
{
// Arrange
var origin = sample[3];
var expectedVx = sample[1] - origin;
var expectedVy = sample[0] - origin;
// Act
var referenceSystem = api.ExtractReferenceSystemFrom(sample);
// Assert
Assert.AreEqual(origin, referenceSystem.Origin);
Assert.AreEqual(expectedVx, referenceSystem.Vx);
Assert.AreEqual(expectedVy, referenceSystem.Vy);
}
}
public void ShouldGetReferenceSystemSimple()
{
// Arrange
var touchpoints = new List <Point2D> {
new Point2D(0, 0),
new Point2D(3, 0),
new Point2D(0, 3),
new Point2D(1, 1),
new Point2D(2, 2),
};
// System Under Test
var api = new TouchcodeAPI();
// Act
var referenceSystem = api.ExtractReferenceSystemFrom(touchpoints);
// Assert
Assert.AreEqual(touchpoints[0], referenceSystem.Origin);
Assert.AreEqual(touchpoints[1].ToVector2D(), referenceSystem.Vx);
Assert.AreEqual(touchpoints[2].ToVector2D(), referenceSystem.Vy);
}
