public void ResetCamera(IUniverse universe)
{
if (universe == null) return;
var volumeCopy = universe.Volume.Clone();
ActiveCamera = new Camera(volumeCopy);
}
public void Camera_returns_camera_with_default_view_and_projection_to_cover_all_of_volume()
{
var camera = new Camera(_volume);
var actualView = camera.View;
var actualProjection = camera.Projection;
var expectedView = new Matrix(1f, 0f, 0f, 0f,
0f, 1f, 0f, 0f,
0f, 0f, 1f, 0f,
0f, 0f, -1f, 1f);
var expectedProjection = new Matrix(0.01f, 0f, 0f, 0f,
0f, -0.005f, 0f, 0f,
0f, 0f, -0.05f, 0f,
0f, 0f, 0.5f, 1f);
Assert.AreEqual(expectedView, actualView);
Assert.AreEqual(expectedProjection, actualProjection);
}
public void Zoom_changes_Volume_that_is_visible_causing_the_Projection_to_change_accordingly()
{
var camera = new Camera(_volume);
camera.Zoom(10f);
var actualView = camera.View;
var actualProjection = camera.Projection;
var expectedView = new Matrix(1f, 0f, 0f, 0f,
0f, 1f, 0f, 0f,
0f, 0f, 1f, 0f,
0f, 0f, -1f, 1f);
var expectedProjection = new Matrix(0.00952381f, 0f, 0f, 0f,
0f, -0.004761905f, 0f, 0f,
0f, 0f, -0.05f, 0f,
0f, 0f, 0.5f, 1f);
Assert.AreEqual(expectedView, actualView);
Assert.AreEqual(expectedProjection, actualProjection);
}
public void Pan_updates_View_by_the_specified_Vector_and_does_not_affect_Projection()
{
var camera = new Camera(_volume);
camera.Pan(new Vector3(1f,2f,4f));
var actualView = camera.View;
var actualProjection = camera.Projection;
var expectedView = new Matrix(1f, 0f, 0f, 0f,
0f, 1f, 0f, 0f,
0f, 0f, 1f, 0f,
-1f, -2f, -5f, 1f);
var expectedProjection = new Matrix(0.01f, 0f, 0f, 0f,
0f, -0.005f, 0f, 0f,
0f, 0f, -0.05f, 0f,
0f, 0f, 0.5f, 1f);
Assert.AreEqual(expectedView, actualView);
Assert.AreEqual(expectedProjection, actualProjection);
}