public void FromPixelSpace()
{
var window = new TestResolver().Resolve<Window>();
var camera = new Camera2DControlledQuadraticScreenSpace(window)
{
LookAt = new Point(-0.5f, 0.6f),
Zoom = 2.0f
};
Assert.AreEqual(new Point(-0.75f, 0.44375f), camera.FromPixelSpace(Point.Zero));
Assert.AreEqual(new Point(-0.25f, 0.75625f),
camera.FromPixelSpace((Point)window.ViewportPixelSize));
Assert.AreEqual(camera.LookAt, camera.FromPixelSpace((Point)window.ViewportPixelSize / 2));
}
public void LoopingToAndFromPixelSpaceLeavesAPointUnchanged()
{
var window = new TestResolver().Resolve<Window>();
var camera = new Camera2DControlledQuadraticScreenSpace(window)
{
LookAt = new Point(-0.5f, 0.6f),
Zoom = 3.0f
};
Assert.AreEqual(new Point(1.2f, 3.4f),
camera.ToPixelSpace(camera.FromPixelSpace(new Point(1.2f, 3.4f))));
Assert.AreEqual(new Point(1.2f, 3.4f),
camera.FromPixelSpace(camera.ToPixelSpace(new Point(1.2f, 3.4f))));
}