private void FormTopology_Load(object sender, EventArgs e)
{
var geometry = RectanglePolygon.Generate(4);
mesh = new Mesh();
mesh.Triangulate(geometry);
renderControl.Initialize(mesh);
topoControlView.PrimitiveCommandInvoked += PrimitiveCommandHandler;
current = new OrientedTriangle();
}
public void RotationMatrixTest()
{
RectanglePolygon testRect = new RectanglePolygon(new Point(100, 100), new Point(300, 100), new Point(300, 200), new Point(100, 200));
double expectedAngle = 0d;
Assert.Equal(expectedAngle, testRect.Angle);
Matrix matrix = MatrixFactory.CreateRotationMatrix(90, testRect.Center);
Point[] rectPoints = new[] { testRect.TopLeft, testRect.TopRight, testRect.BottomRight, testRect.BottomLeft };
matrix.Transform(rectPoints);
testRect = new RectanglePolygon(rectPoints[0], rectPoints[1], rectPoints[2], rectPoints[3]);
expectedAngle = 90d;
Assert.Equal(expectedAngle, testRect.Angle);
matrix = MatrixFactory.CreateRotationMatrix(-45, testRect.Center);
rectPoints = new[] { testRect.TopLeft, testRect.TopRight, testRect.BottomRight, testRect.BottomLeft };
matrix.Transform(rectPoints);
testRect = new RectanglePolygon(rectPoints[0], rectPoints[1], rectPoints[2], rectPoints[3]);
expectedAngle = 45d;
Assert.Equal(expectedAngle, testRect.Angle);
}
public void Axis_Aligned_Has_Zero_Angle_Test()
{
RectanglePolygon testRect = new RectanglePolygon(axisAlignedRect: new Rect(0, 0, 640, 480), rotationAngle: 0);
Assert.Equal(0d, testRect.Angle);
}