internal void CalcPolyNode(SupportProfile selectedMaterialProfile, AtumPrinter selectedPrinter, float sliceHeight, int objectIndex)
{
this.PolyTree = new PolyTree();
var polygonPoints = new List <IntPoint>();
foreach (var polyLinePart in this)
{
var tStart = (polyLinePart.P1 - new Vector3Class(selectedPrinter.ProjectorResolutionX / 2, selectedPrinter.ProjectorResolutionY / 2, 0)) / 10f;
tStart -= new Vector3Class(0.1f, 0.1f, 0);
DebugPoints.Add(tStart);
polygonPoints.Add(new IntPoint(tStart + new Vector3Class(0, 0, sliceHeight)));
}
//add the end of the line
var tEnd = (this.Last().P2 - new Vector3Class(selectedPrinter.ProjectorResolutionX / 2, selectedPrinter.ProjectorResolutionY / 2, 0)) / 10f;
tEnd -= new Vector3Class(0.1f, 0.1f, 0);
polygonPoints.Add(new IntPoint(tEnd));
//when not closed use normals to create offset points
if (!ClosedLine)
{
this.Reverse();
// this.Reverse();
var normalVector = new Vector3Class();
foreach (var polyLinePart in this)
{
normalVector += polyLinePart.Normal;
normalVector.Z = 0;
normalVector.Normalize();
normalVector *= selectedMaterialProfile.SupportOverhangDistance / 2;
//do point offset
var tPoint = normalVector + ((polyLinePart.P1 - new Vector3Class(selectedPrinter.ProjectorResolutionX / 2, selectedPrinter.ProjectorResolutionY / 2, 0)) / 10f);
tPoint -= new Vector3Class(0.1f, 0.1f, 0);
DebugPoints.Add(tPoint + new Vector3Class(0, 0, sliceHeight));
polygonPoints.Add(new IntPoint(tPoint));
normalVector = polyLinePart.Normal;
}
var polyTreeOffset = new PolyTree();
var polyNode = new PolyNode();
polyNode.m_polygon = polygonPoints;
polyTreeOffset._allPolys.Add(polyNode);
var c = new Clipper();
c.AddPath(polyTreeOffset._allPolys[0].Contour, PolyType.ptClip, true);
c.AddPath(new List <IntPoint>(), PolyType.ptSubject, true);
c.Execute(ClipType.ctXor, this.PolyTree, PolyFillType.pftEvenOdd, PolyFillType.pftEvenOdd);
//if (sliceHeight >=13 && sliceHeight <=15f)
// TriangleHelper.SavePolyNodesContourToPng(this.PolyTree._allPolys, sliceHeight.ToString("0.00") + "-" + objectIndex.ToString() + "-t2");
}
else
{
var polyTreeOffset = new PolyTree();
var polyNode = new PolyNode();
polyNode.m_polygon = polygonPoints;
polyTreeOffset._allPolys.Add(polyNode);
polyTreeOffset = MagsAIEngine.ClipperOffset(polyTreeOffset, selectedMaterialProfile.SupportOverhangDistance / 2);
if (polyTreeOffset._allPolys.Count > 0)
{
var c = new Clipper();
c.AddPath(polygonPoints, PolyType.ptClip, true);
c.AddPath(polyTreeOffset._allPolys[0].Contour, PolyType.ptClip, true);
c.AddPath(new List <IntPoint>(), PolyType.ptSubject, true);
c.Execute(ClipType.ctXor, this.PolyTree, PolyFillType.pftEvenOdd, PolyFillType.pftEvenOdd);
}
}
}
