protected override void SolveInstance(IGH_DataAccess DA)
{
Rhino.Geometry.Curve rectangle = null;
DA.GetData(0, ref rectangle);
bool closedBool = rectangle.IsClosed;
int spans = rectangle.SpanCount;
int degree = rectangle.Degree;
List <Rhino.Geometry.Point2d> originalPoints = new List <Point2d>();
List <double> xVals = new List <double>();
List <double> yVals = new List <double>();
if (closedBool != true || spans != 4 || degree != 1)
{
AddRuntimeMessage(GH_RuntimeMessageLevel.Error, "Input curve is not a closed, linear quadrilateral.");
return;
}
for (int i = 0; i < spans; i++)
{
Rhino.Geometry.Point3d cornerPoint = rectangle.PointAt(rectangle.SpanDomain(i).Min);
Rhino.Geometry.Point2d flattenedCornerPoint = new Rhino.Geometry.Point2d(cornerPoint);
originalPoints.Add(flattenedCornerPoint);
xVals.Add(flattenedCornerPoint.X);
yVals.Add(flattenedCornerPoint.Y);
}
Rhino.Geometry.LineCurve testCurveA = new Rhino.Geometry.LineCurve(originalPoints[0], originalPoints[2]);
Rhino.Geometry.LineCurve testCurveB = new Rhino.Geometry.LineCurve(originalPoints[1], originalPoints[3]);
if (testCurveA.GetLength() != testCurveB.GetLength())
{
AddRuntimeMessage(GH_RuntimeMessageLevel.Warning, "Input curve is not orthogonal, results are not guaranteed.");
}
Rhino.Geometry.Point2d topRightPoint = new Rhino.Geometry.Point2d(xVals.Max(), yVals.Max());
DA.SetData(1, topRightPoint);
Rhino.Geometry.Point2d topLeftPoint = new Rhino.Geometry.Point2d(xVals.Min(), yVals.Max());
DA.SetData(2, topLeftPoint);
Rhino.Geometry.Point2d bottomLeftPoint = new Rhino.Geometry.Point2d(xVals.Min(), yVals.Min());
DA.SetData(3, bottomLeftPoint);
Rhino.Geometry.Point2d bottomRightPoint = new Rhino.Geometry.Point2d(xVals.Max(), yVals.Min());
DA.SetData(4, bottomRightPoint);
List <Rhino.Geometry.Point2d> orderedPoints = new List <Point2d>();
orderedPoints.Add(topRightPoint);
orderedPoints.Add(topLeftPoint);
orderedPoints.Add(bottomLeftPoint);
orderedPoints.Add(bottomRightPoint);
DA.SetDataList(0, orderedPoints);
//TODO: Check for rotation. No warnings will be raised if input is orthogonal rotated object, but corners will not be accurate.
}
