public ActionResult Index(BezierCurveModel model)
{
try
{
if (ModelState.IsValid)
{
IBezierCurve cubicBezierCurve = CurveFactory.CreateCubicBezierCurve();
Point[] interMediapoints = new Point[] {
new Point {
X = model.pointP1_X, Y = model.pointP1_Y
},
new Point {
X = model.pointP2_X, Y = model.pointP2_Y
},
new Point {
X = model.pointP3_X, Y = model.pointP3_Y
},
new Point {
X = model.pointP4_X, Y = model.pointP4_Y
}
};
PointF[] result = Curves.BezierCurve(cubicBezierCurve, interMediapoints, 1 / model.interval);
model.result = ConvertArrayToString(result);
}
return(View(model));
}
catch (Exception ex)
{
throw new Exception("Failed to calculate Bezier Curve.", ex);
}
}
public void TestMethod1()
{
IBezierCurve cubicBezierCurve = CurveFactory.CreateCubicBezierCurve();
float interval = 10;
Point[] interMediapoints = new Point[] { new Point {
X = 0, Y = 0
}, new Point {
X = 1, Y = 2
}, new Point {
X = 2, Y = 2
}, new Point {
X = 4, Y = 0
} };
PointF[] curvePoints = Curves.BezierCurve(cubicBezierCurve, interMediapoints, 1 / interval);
Assert.IsTrue(curvePoints.Length == interval);
}
public void Create_Cubic_Bezier_Curve()
{
// arrange
var p0 = new Point(100, 100);
var p1 = new Point(50, 120);
var p2 = new Point(50, 280);
var p3 = new Point(300, 300);
var intervals = 10;
// act
ICurve sut = CurveFactory.CreateCubicBezierCurve(p0, p1, p2, p3, intervals);
//assert
// there should be 1 more point than intervals defined.
Assert.Equal(intervals + 1, sut.Points.Length);
// write out the points to the test runner output
for (var ndx = 0; ndx < sut.Points.Length; ndx++)
{
_output.WriteLine($"X = {sut.Points[ndx].X}, Y = {sut.Points[ndx].Y}");
}
}
static void Main(string[] args)
{
var run = true;
while (run)
{
Console.Write("Bezier Test> ");
var input = Console.ReadLine().Split(new string[] { " " }, StringSplitOptions.RemoveEmptyEntries);
Parser.Default.ParseArguments <CubicOptions, QuitOptions>(input).MapResult(
(CubicOptions opts) =>
{
try
{
var controlPoints = opts.Points.ToArray();
var cubicBezierCurve = CurveFactory.CreateCubicBezierCurve(controlPoints[0], controlPoints[1], controlPoints[2], controlPoints[3], opts.Intervals);
cubicBezierCurve.Points.ToList().ForEach(p =>
{
Console.WriteLine($"X = {p.X}, Y = {p.Y}");
});
}
catch (Exception ex)
{
Console.WriteLine(ex.Message);
}
return(0);
},
(QuitOptions opts) =>
{
run = !opts.Quit;
return(0);
},
errors => 1);
}
}
