public static Dictionary <string, Autodesk.DesignScript.Geometry.Surface> Create(
Autodesk.DesignScript.Geometry.Surface surface,
double offset,
double depth)
{
// offset perimeter curves by the specified offset and create new surface.
// makes sure there are space between outer perimeter and the amenity space
List <Curve> inCrvs = surface.OffsetPerimeterCurves(offset)["insetCrvs"].ToList();
Surface inSrf = Surface.ByPatch(PolyCurve.ByJoinedCurves(inCrvs));
// get longest curve of the inSrf
Curve max;
List <Curve> others;
Dictionary <string, dynamic> dict = inCrvs.MaximumLength();
if (dict["maxCrv"].Count < 1)
{
max = dict["otherCrvs"][0] as Curve;
int count = dict["otherCrvs"].Count;
List <Curve> rest = dict["otherCrvs"];
others = rest.GetRange(1, (count - 1));
}
else
{
max = dict["maxCrv"][0] as Curve;
others = dict["otherCrvs"];
}
// get perimeter curves of input surface
List <Curve> perimCrvs = surface.PerimeterCurves().ToList();
List <Curve> matchCrvs = max.FindMatchingVectorCurves(perimCrvs);
// get longest curve
Curve max2;
Dictionary <string, dynamic> dict2 = matchCrvs.MaximumLength();
if (dict2["maxCrv"].Count < 1)
{
max2 = dict2["otherCrvs"][0] as Curve;
}
else
{
max2 = dict2["maxCrv"][0] as Curve;
}
Vector vec = max2.ByTwoCurves(max);
Curve transLine = max.Translate(vec, depth) as Curve;
Line extendLine = transLine.ExtendAtBothEnds(1);
List <Curve> crvList = new List <Curve>()
{
max, extendLine
};
Surface loftSrf = Surface.ByLoft(crvList);
List <bool> boolLst = new List <bool>();
foreach (var crv in others)
{
bool b = max.DoesIntersect(crv);
boolLst.Add(b);
}
List <Curve> intersectingCurves = others
.Zip(boolLst, (name, filter) => new { name, filter, })
.Where(item => item.filter == true)
.Select(item => item.name)
.ToList();
List <Curve> extendCurves = new List <Curve>();
foreach (Curve crv in intersectingCurves)
{
var l = crv.ExtendAtBothEnds(1);
extendCurves.Add(l);
}
List <Surface> split = loftSrf
.SplitPlanarSurfaceByMultipleCurves(extendCurves)
.OfType <Surface>()
.ToList();
Surface amenitySurf = split.MaximumArea()["maxSrf"] as Surface;
Surface remainSurf = inSrf.Split(amenitySurf)[0] as Surface;
Dictionary <string, Surface> newOutput;
newOutput = new Dictionary <string, Surface>
{
{ amenitySurfaceOutputPort, amenitySurf },
{ remainingSurfaceOutputPort, remainSurf }
};
//Dispose redundant geometry
inCrvs.ForEach(crv => crv.Dispose());
inSrf.Dispose();
max.Dispose();
perimCrvs.ForEach(crv => crv.Dispose());
matchCrvs.ForEach(crv => crv.Dispose());
max2.Dispose();
vec.Dispose();
transLine.Dispose();
extendLine.Dispose();
crvList.ForEach(crv => crv.Dispose());
loftSrf.Dispose();
intersectingCurves.ForEach(crv => crv.Dispose());
extendCurves.ForEach(crv => crv.Dispose());
return(newOutput);
}
