/// <summary>
/// When you drop the marker onto the start marker
/// It creates a smooth(ish) overlap by adding two extra control points
/// and aligning them with points 2 and 3
/// </summary>
/// <param name="Point"></param>
public void JoinSection(Vector3 Point)
{
if (Rd.Sectns.Count < 4)
{
return;
}
int SegCount = Mathf.CeilToInt(Vector3.Distance(Point, Bez.CtrlPts[Bez.CtrlPts.Count - 2].Pos) / 0.84f);
Road.Instance.IsCircular = true;
RoadSectn Sectn = new RoadSectn();
int NewIdx = Road.Instance.Sectns.Count;
Sectn.Idx = NewIdx;
Sectn.name = "RoadSection" + (NewIdx);
Rd.Sectns[NewIdx - 1].AddXSecs(SegCount); //Add XSecs to the PREVIOUS Section
Sectn.CreateGameObjects();
Road.Instance.Sectns.Add(Sectn);
//Move the hidden control point to the penultimate position:
Bez.CtrlPts[0].Pos = Bez.CtrlPts[Bez.CtrlPts.Count - 2].Pos; //this doesnt work any more - had to fix it in CalcXSecs
//Add a control point at the join
Bez.AddControlPoint(Point, 0, SegCount);
//We add a couple more control points so we can recalculate the curve after the join
//We will remove one of these two in a sec
RoadSectn OverlapSectn = new RoadSectn();
//OverlapSectn.AddXSecs(Rd.Sectns[1].Segments.Count);
Bez.AddControlPoint(Bez.CtrlPts[2].Pos, Bez.CtrlPts[2].BankAngle, 20);
Bez.AddControlPoint(Bez.CtrlPts[3].Pos, Bez.CtrlPts[3].BankAngle, 20);
//Recalculate Section 1 that goes from CtrlPt1 to CtrlPt2
Bez.Interp(1); //It doesn't interp the Section before CtrlPt1
//Interp the path two before the end
Bez.Interp(NewIdx - 1);
//Interp the path just before the end
Bez.Interp(NewIdx);
Bez.AlignAllRoadMarkers();
XSecCalculator.CalcXSecs(2, RoadWidth);
//Bez.RemoveLastControlPoint();
//Bez.CtrlPts[Bez.CtrlPts.Count - 1] = Bez.CtrlPts[Bez.CtrlPts.Count - 2];
XSecCalculator.CalcXSecs(NewIdx - 1, RoadWidth);
XSecCalculator.CalcXSecs(NewIdx, RoadWidth);
//NOt sure we need this next bit - We only need to calculate the XSec for one path point.
// Commented out because it crashed - XSecCalculator.CalcXSecs(NewIdx + 1, RoadWidth);
//Remove the 2 extra control points and their paths
Bez.RemoveLastControlPoint();
Bez.RemoveLastControlPoint();
Bez.CtrlPts[Bez.CtrlPts.Count - 1].Pos = Bez.CtrlPts[2].Pos;
//new bit
for (int Idx = Bez.CtrlPts[NewIdx - 1].SegStartIdx; Idx < Bez.CtrlPts[NewIdx].SegStartIdx; Idx++) //create the segs ahead of the marker but don't mesh them
{
RoadSegment seg = new RoadSegment();
seg.Idx = Idx;
seg.SectnIdx = NewIdx - 1;
Rd.Sectns[NewIdx - 1].Segments.Add(seg);
seg.CreateGameObjects();
seg.goSeg.name = "RoadSeg" + Idx;
Rd.Segments.Add(seg);
seg.SetMaterial(RoadMat);
seg.LFenceType = LFenceType;
seg.RFenceType = RFenceType;
seg.goSeg.transform.SetParent(Rd.Sectns[NewIdx - 1].goSectn.transform);
}
Rd.Sectns[NewIdx - 1].SetMaterial(RoadMat); //bugfix 6/2/18 cos we now store RdMat in the section not the segment
Rd.Sectns[NewIdx - 1].LFenceType = LFenceType; //Longstanding bug fixed
Rd.Sectns[NewIdx - 1].RFenceType = RFenceType; //Longstanding bug fixed
XSecCalculator.AdjustHairpin(Bez, NewIdx - 2);
XSecCalculator.AdjustHairpin(Bez, NewIdx - 1);
XSecCalculator.AdjustHairpin(Bez, 2);
Road.Instance.Sectns[NewIdx - 3].CalcVisibleFenceVerts();
BuildQueue.Enqueue(NewIdx - 3);
Road.Instance.Sectns[NewIdx - 2].CalcVisibleFenceVerts();
BuildQueue.Enqueue(NewIdx - 2);
Road.Instance.Sectns[NewIdx - 1].CalcVisibleFenceVerts();
BuildQueue.Enqueue(NewIdx - 1);
Road.Instance.Sectns[NewIdx].CalcVisibleFenceVerts();
//Join the beginning of the first Segment to the end of the last
//Road.Instance.XSecs[0].KerbL = Road.Instance.XSecs[(Road.Instance.Sectns.Count - 2) * 20].KerbL;
//Road.Instance.XSecs[0].KerbR = Road.Instance.XSecs[(Road.Instance.Sectns.Count - 2) * 20].KerbR;
Road.Instance.Sectns[1].CalcVisibleFenceVerts();
BuildQueue.Enqueue(1);
//Remove the Path points that were created when we added the second extra control point (The first one is needed because the SegVerts calculation needs it)
//Bez.Path.RemoveRange(Bez.Path.Count - 20, 20); //This line commentd out now because RemoveCtrlPt also removes the Path Points
Bez.DrawLine();
}