public void CalcChildContourTree(float maxSupportConeDistance)
{
this.ChildContourTree.Clear();
var decimalCorrectionFactor = 10000;
var clipper = new ContourHelper.ClipperOffset();
var results = new List <List <ContourHelper.IntPoint> >();
var destinationPolyTree = new ContourHelper.PolyTree();
clipper.AddPath(this.OuterPath, ContourHelper.JoinType.jtMiter, ContourHelper.EndType.etClosedPolygon);
clipper.Execute(ref destinationPolyTree, -maxSupportConeDistance * decimalCorrectionFactor);
foreach (var polyNode in destinationPolyTree.Childs)
{
var contour = new SliceContourInfo();
contour.OuterPath.AddRange(polyNode.Contour);
contour.ParentContour = this;
contour.CalcChildContourTree(maxSupportConeDistance);
this.ChildContourTree.Add(contour);
}
}
public void DrawContour(SliceContourInfo contour)
{
var childOuterPoints = contour.OuterPoints;
for (var i = 0; i < childOuterPoints.Count; i++)
{
if (i == childOuterPoints.Count - 1)
{
OpenTK.Graphics.OpenGL.GL.Vertex3(childOuterPoints[i]);
OpenTK.Graphics.OpenGL.GL.Vertex3(childOuterPoints[0]);
}
else
{
OpenTK.Graphics.OpenGL.GL.Vertex3(childOuterPoints[i]);
OpenTK.Graphics.OpenGL.GL.Vertex3(childOuterPoints[i + 1]);
}
}
foreach (var childContour in contour.ChildContourTree)
{
DrawContour(childContour);
}
}
