bool ContainedInCoreCrvs(SmSlivers sliver, List <Polygon> corePolys)
{
bool contained = false;
if (corePolys != null && corePolys.Count > 0)
{
for (int c = 0; c < corePolys.Count; c++)
{
if (corePolys[c].Contains(sliver._poly.Centroid()))
{
return(true);
}
}
}
return(contained);
}
public void InitSubSpaces(double _seamFactor, IList <Polygon> corePolys)
{
_SubSpaces = new Polygon[_Walls.Length];
semiSlivers = new List <Polygon>();
indecesforPurgin = new List <int>();
int pIntOffset = 0;
double crvLength = 0.0;
List <Line> splitLines = new List <Line>();
Line ln;
//creation of new zones
for (int w = 0; w < _Walls.Length; w++)
{
crvLength = _Walls[w]._curve.Length();
var numSlivers = (int)Math.Floor(crvLength / _SplitInterval);
ln = new Line(_Walls[w]._curve.PointAt(0.0), _Walls[w]._curve.PointAt(1.0));
splitLines = ln.DivideByLength(numSlivers, false);
var crossDir = Vector3.ZAxis;
if (_Walls[w]._flipped == true)
{
crossDir *= -1.0;
}
var diagPoint = ln.Start + _Walls[w]._direction.Cross(crossDir).Unitized() * _leaseOffset + (ln.End - ln.Start);
var p = Polygon.Rectangle(ln.Start, diagPoint);
_SubSpaces[w] = p;
}
var otherSubSpaces = new Polygon[_Walls.Length];
for (int i = 0; i < _SubSpaces.Length; i++)
{
Polygon resultingPoly = null;
Polygon[] offsets = new Polygon[1];
if (i == 0)
{
offsets[0] = _SubSpaces[_SubSpaces.Length - 1];
var splitters = _SubSpaces[i].Difference(offsets);
if (splitters != null)
{
if (splitters.Count == 2)
{
resultingPoly = splitters[1];
}
else
{
resultingPoly = splitters[0];
}
otherSubSpaces[i] = resultingPoly;
}
}
else
{
offsets[0] = _SubSpaces[i - 1];
var splitters = _SubSpaces[i].Difference(offsets);
if (splitters != null)
{
if (splitters.Count == 2)
{
resultingPoly = splitters[1];
}
else
{
resultingPoly = splitters[0];
}
otherSubSpaces[i] = resultingPoly;
}
}
}
_SubSpaces = otherSubSpaces;
var tempWalls = new SmWall[_Walls.Length];
for (int w = 0; w < _Walls.Length; w++)
{
var newWallSeg = AlignWallPlease(_SubSpaces[w], _Walls[w]);
tempWalls[w] = new SmWall(w, newWallSeg);
if (_Walls[w]._flipped)
{
tempWalls[w]._flipped = true;
}
tempWalls[w]._direction = _Walls[w]._direction;
tempWalls[w]._normalDir = _Walls[w]._normalDir;
}
_Walls = tempWalls;
_Slivers = new List <SmSlivers> [_SubSpaces.Length];
//creation of SLIVERS
int counter = 0;
for (int w = 0; w < _Walls.Length; w++)
{
ln = new Line(_Walls[w]._curve.PointAt(0.0), _Walls[w]._curve.PointAt(1.0));
splitLines = ln.DivideByLength(_SplitInterval, false);
var tempList = new List <SmSlivers>();
for (int i = 0; i < splitLines.Count; i++)
{
var crossDir = Vector3.ZAxis;
if (_Walls[w]._flipped == true)
{
crossDir *= -1.0;
}
var diagPoint = splitLines[i].Start + _Walls[w]._direction.Cross(crossDir).Unitized() * _leaseOffset + (splitLines[i].End - splitLines[i].Start);
var p = Polygon.Rectangle(splitLines[i].Start, diagPoint);
if (_SubSpaces[counter].Contains(p.Centroid()))
{
tempList.Add(new SmSlivers(i, p));
}
}
_Slivers[counter] = tempList;
counter++;
}
for (int j = 0; j < _Slivers.Length; j++)
{
var PIndexes = new List <int>();
var sortedFaces = _Slivers[j].ToList();
for (int s = 0; s < sortedFaces.Count; s++)
{
if (ContainedInCoreCrvs(sortedFaces[s], coreCrvs))
{
sortedFaces.RemoveAt(s);
s--;
}
}
var sfCount = sortedFaces.Count;
for (int s = 6; s >= 0; s--)
{
var subIndex = sfCount - s;
var subModIndex = pIntOffset + subIndex;
if (!PIndexes.Contains(subModIndex))
{
PIndexes.Add(subModIndex);
}
}
semiSlivers.AddRange(sortedFaces.OrderBy(s => s._stIndex).Select(s => s._poly));
indecesforPurgin.AddRange(PIndexes);
pIntOffset += sfCount;
}
//Init smart slivers
_smSubSpaces = new SmSlivers[semiSlivers.Count];
for (int g = 0; g < _smSubSpaces.Length; g++)
{
_smSubSpaces[g] = new SmSlivers(g, semiSlivers[g]);
}
int modIndex = 0;
int indexOffset = (int)(_seamFactor * (semiSlivers.Count));
var modSubSpaces = new Polygon[semiSlivers.Count];
var lastIndexContainer = new List <int>();
for (int i = 0; i < semiSlivers.Count; i++)
{
modIndex = (i + indexOffset) % semiSlivers.Count;
modSubSpaces[i] = semiSlivers[modIndex];
_smSubSpaces[i]._shiftIndex = modIndex;
}
semiSlivers = modSubSpaces.ToList();
}
