internal bool AddCurve(Curve crv, double space, bool forceToOpened)
{
if (crv.IsClosed && space == 0)
{
AreaMassProperties area = AreaMassProperties.Compute(crv, AM_Util.FLT_EPSILON);
// Pre estimates a common weight
int numElements = 1000;
double faceArea = area.Area / numElements;
if (space == 0)
{
space = Math.Sqrt(faceArea * 4 / Math.Sqrt(3));
}
}
if (crv is PolylineCurve)
{
return(AddPolyline(crv as PolylineCurve, space, forceToOpened));
}
else if (crv is PolyCurve)
{
return(AddPolycurve(crv as PolyCurve, space, forceToOpened));
}
else if (crv is ArcCurve)
{
var nurbs = crv.ToNurbsCurve();
return(AddNurbsCurve(nurbs, space, forceToOpened));
}
else if (crv is NurbsCurve)
{
return(AddNurbsCurve(crv as NurbsCurve, space, forceToOpened));
}
return(false);
}
protected override void PostDrawObjects(DrawEventArgs e)
{
List <bool> colorList = new List <bool>();
bool switcher = false;
base.PostDrawObjects(e);
if (DisplayBreps == null)
{
return;
}
for (int i = 0; i < DisplayBreps.Count; i++)
{
if (i > 0)
{
for (int j = 1; j < Math.Min(5, i + 1); j++)
{
Curve[] tempCurve;
Point3d[] intPoints;
Intersection.BrepBrep(DisplayBreps[i], DisplayBreps[i - j], 0.001, out tempCurve, out intPoints);
if (tempCurve.Length != 0)
{
switcher = !colorList[i - j];
j = 100;
}
}
}
e.Display.Draw2dText(i.ToString(), Color.Black, AreaMassProperties.Compute(DisplayBreps[i]).Centroid + new Point3d(0, 0, 1), true);
RhinoApp.WriteLine(_colors[switcher ? 1 : 0].ToString());
e.Display.DrawBrepShaded(DisplayBreps[i], new DisplayMaterial(_colors[switcher ? 1 : 0]));
colorList.Add(switcher);
}
}
public static int[] findBottomAndTopBrepFace(Brep brep)
{
//variables
Dictionary <int, double> dicZ = new Dictionary <int, double>();
int iz = 0;
//methods
foreach (var f in brep.Faces)
{
//find the center point of each brep face
Point3d center = AreaMassProperties.Compute(f.ToBrep()).Centroid;
dicZ.Add(iz++, center.Z);
}
//sort results
double minZ = dicZ.OrderBy(z => z.Value).First().Value;
int iminZ = dicZ.OrderBy(z => z.Value).First().Key;
double maxZ = dicZ.OrderBy(z => z.Value).Last().Value;
int imaxZ = dicZ.OrderBy(z => z.Value).Last().Key;
//outputs
int[] bt = new int[2];
bt[0] = iminZ; //id of the lowest brepface in the brep
bt[1] = imaxZ; //id of the top brepface in the brep
return(bt);
}
public static Curve OffsetBoundary(PanelFrame panelFrame, double dist)
{
//panelFrame.parameters.cellGap / 2.0 - 1
NurbsCurve boundary = GetPlanarPanelBoundary(panelFrame);
AreaMassProperties amp = AreaMassProperties.Compute(boundary);
if (amp == null)
{
return(null);
}
//RhinoDoc.ActiveDoc.Objects.AddCurve(boundary);
Curve[] offsets = boundary.Offset(CaveTools.averagePoint(boundary.Points.Select(x => x.Location).ToList()), panelFrame.localPlane.Normal, dist, 5, CurveOffsetCornerStyle.Sharp);
if (offsets == null)
{
offsets = boundary.Offset(CaveTools.averagePoint(boundary.Points.Select(x => x.Location).ToList()), panelFrame.localPlane.Normal, -(dist), 5, CurveOffsetCornerStyle.Sharp);
}
AreaMassProperties amp2 = AreaMassProperties.Compute(offsets[0]);
if (amp2 == null || amp2.Area > amp.Area)
{
offsets = boundary.Offset(CaveTools.averagePoint(boundary.Points.Select(x => x.Location).ToList()), panelFrame.localPlane.Normal, -(dist), 5, CurveOffsetCornerStyle.Sharp);
}
amp2 = AreaMassProperties.Compute(offsets[0]);
if (amp2 == null || amp2.Area < 10000)
{
offsets = boundary.Offset(panelFrame.localPlane, -(dist), 5, CurveOffsetCornerStyle.Sharp);
}
if (offsets == null)
{
return(null);
}
return(offsets[0]);
}
private Mesh FindPanelByArea(Plane start, ref Plane end, double xdim, ref double area)
{
Mesh panel = SelectClosestPanel(CaveTools.splitTwoPlanes(start, end, mesh), orientationPlane);
AreaMassProperties amp = AreaMassProperties.Compute(panel);
if (amp.Area < 9e6)
{
return(panel);
}
int attempt = 10;
double dist = xdim / 2;
while (attempt > 0)
{
//adjust plane
if (amp.Area > 9e6)
{
end.Origin = end.Origin + end.Normal * dist;
}
else
{
end.Origin = end.Origin - end.Normal * dist;
}
panel = SelectClosestPanel(CaveTools.splitTwoPlanes(start, end, mesh), orientationPlane);
amp = AreaMassProperties.Compute(panel);
attempt--;
dist = dist / 2;
}
area = amp.Area;
return(panel);
}
public static Curve OffsetOut(this Curve curve, double distance, Plane plane, CurveOffsetCornerStyle cornerStyle = CurveOffsetCornerStyle.Sharp)
{
if (distance == 0)
{
return(curve);
}
double original_area = AreaMassProperties.Compute(curve).Area;
Curve[] offset_1 = curve.Offset(plane, distance, ObjectModel.Tolerance.Distance, cornerStyle);
if (offset_1 != null)
{
double area_1 = AreaMassProperties.Compute(offset_1[0]).Area;
if (area_1 > original_area)
{
return(offset_1[0]);
}
else
{
return(curve.Offset(plane, -distance, ObjectModel.Tolerance.Distance, cornerStyle)[0]);
}
}
else
{
return(curve.Offset(plane, -distance, ObjectModel.Tolerance.Distance, cornerStyle)[0]);
}
}
public void SplittingTest()
{
Rectangle3d rect = new Rectangle3d(Plane.WorldXY, 5000, 1000);
Curve Boundary = rect.ToNurbsCurve();
List <Plane> splitPlanes = new List <Plane>();
for (int i = 1; i < 5; i++)
{
Point3d planeOrigin = new Point3d(i * 500, 0, 0);
Plane splitPlane = new Plane(planeOrigin, Vector3d.XAxis);
splitPlanes.Add(splitPlane);
}
List <Curve> splitCurves = Curves.DivideCurve(Boundary, splitPlanes);
Assert.Equal <int>(5, splitCurves.Count);
Assert.All <Curve>(splitCurves, result => Assert.True(result.IsClosed));
double boundaryArea = AreaMassProperties.Compute(Boundary).Area;
double splitAreas = 0;
foreach (Curve crv in splitCurves)
{
double crvArea = AreaMassProperties.Compute(crv).Area;
splitAreas += crvArea;
}
Assert.Equal <double>(Math.Round(boundaryArea, 0), Math.Round(splitAreas, 0));
}
/*
* public static bool TryCreateBrepWithBuiltInMethods(pps.PolySurface pb, out Brep brep, SurfaceConverter surfConv, CurveConverter curveConv)
* {
* if (pb.Surfaces.Count <= 0)
* {
* brep = null;
* return true;
* }
* brep = null;
* try
* {
* int attempts = 0;
* while (attempts < 15)
* {
* if (pb.Surfaces.Count == 1)
* {
* var surf = pb.Surfaces.FirstOrDefault();
* brep = GetTrimmedBrep(surf, surfConv, curveConv);
* }
* else
* {
* for(int i = 0; i < pb.Surfaces.Count; i++)
* {
* pps.Surface s = pb.Surfaces[i];
* var subrep = GetTrimmedBrep(s, surfConv, curveConv);
* if (!subrep.IsValid) { subrep.Repair(Rhino.RhinoMath.ZeroTolerance); }
* if(i == 0) { brep = subrep; }
* else
* {
* //brep = Brep.MergeSurfaces(brep, subrep, Rhino.RhinoMath.ZeroTolerance,
* // Rhino.RhinoMath.ZeroTolerance, Point2d.Unset, Point2d.Unset, 0.0, true) ??
* // Brep.MergeSurfaces(brep, subrep, Rhino.RhinoMath.ZeroTolerance, Rhino.RhinoMath.ZeroTolerance) ??
* // Brep.JoinBreps(new List<Brep>() { brep, subrep }, Rhino.RhinoMath.ZeroTolerance).First();
* brep = Brep.MergeBreps(new List<Brep>() { brep, subrep }, Rhino.RhinoMath.ZeroTolerance);
* }
* }
* }
*
* attempts += 1;
* //not doing anymore attempts if this time was successful
* if (!brep.IsValid) { brep.Repair(Rhino.RhinoMath.ZeroTolerance); }
* if (brep.IsValid) { break; }
* }
*
* if (!brep.IsValid) { brep.Repair(Rhino.RhinoMath.ZeroTolerance); }
* return brep.IsValid;
* }
* catch(Exception e)
* {
* brep = null;
* return false;
* }
* }
*/
public static Brep GetEnclosedFacesAsBrep(Brep brep, List <Curve> loops)
{
List <Brep> faces = new List <Brep>();
foreach (var loop in loops)
{
AreaMassProperties loopArea = AreaMassProperties.Compute(loop);
Point3d loopCenter = loopArea.Centroid;
faces.Add(brep.Faces.OrderBy((f) => {
AreaMassProperties faceArea = AreaMassProperties.Compute(f.DuplicateFace(false));
return(Point3d.Subtract(loopCenter, faceArea.Centroid).Length);
}).First().DuplicateFace(true));
}
if (faces.Count == 0)
{
return(null);
}
else if (faces.Count == 1)
{
return(faces.First());
}
else
{
var result = Brep.MergeBreps(faces, Rhino.RhinoMath.ZeroTolerance) ?? faces.First();
return(result.IsValid ? result : faces.First());
}
}
private Vector3d findAndUpdateNewAverageNormal()//send some of this out to smaller function?
{
Vector3d newNormal = new Vector3d(0.0, 0.0, 0.0);
double totalArea = AreaMassProperties.Compute(proxyAsMesh).Area;
for (int i = 0; i < assignedFaces.Count; i++)
{
Vector3f normal = partition.controller.rhinoMesh.FaceNormals[assignedFaces[i]];
Rhino.Geometry.Mesh mesh = new Rhino.Geometry.Mesh();
for (int j = 0; j < partition.controller.wingMesh.faces[assignedFaces[i]].faceVerts.Count; j++)
{
Vector3f position = partition.controller.wingMesh.faces[assignedFaces[i]].faceVerts[j].position;
mesh.Vertices.Add(position.X, position.Y, position.Z);
}
if (partition.controller.wingMesh.faces[assignedFaces[i]].faceVerts.Count == 3)
{
mesh.Faces.AddFace(0, 1, 2);
}
else if (partition.controller.wingMesh.faces[assignedFaces[i]].faceVerts.Count == 4)
{
mesh.Faces.AddFace(0, 1, 2, 3);
}
double area = AreaMassProperties.Compute(mesh).Area;
mesh.Normals.ComputeNormals();
Vector3d areaWeightedNormal = Vector3d.Multiply(area / totalArea, mesh.FaceNormals[0]);
newNormal = Vector3d.Add(newNormal, areaWeightedNormal);
}
return(Vector3d.Divide(newNormal, assignedFaces.Count));
}
// constructor
public Block(Brep brp)
{
this.Brp = brp;
AreaMassProperties amp = AreaMassProperties.Compute(brp);
this.Center = amp.Centroid;
}
public static bool IsInside(this Curve subjectCurve, Curve boundCurve)
{
double areaTol = Tolerance.Area;
Curve[] splitCurves = Curve.CreateBooleanIntersection(subjectCurve, boundCurve, areaTol);
List <Polyline> plList = Convert.ToPolylines(splitCurves);
if (plList.Count >= 1) //Is this really right??
{
Polyline biggest_pl = plList.OrderBy(x => AreaMassProperties.Compute(new PolylineCurve(x.GetControlPoints())).Area).ToList().Last();
double recArea = AreaMassProperties.Compute(subjectCurve).Area;
double diff = recArea - AreaMassProperties.Compute(new PolylineCurve(biggest_pl.GetControlPoints())).Area;
if (diff < ObjectModel.Tolerance.Garden * recArea)
{
return(true);
}
else
{
return(false);
}
}
else
{
return(false);
}
}
public static Point3d ComputeCentroid(Curve ftCurve)
{
// TODO: lowest point in ftCurve.
Point3d centroid = AreaMassProperties.Compute(ftCurve).Centroid;
return(centroid);
}
/// <summary>
/// This is the method that actually does the work.
/// </summary>
/// <param name="DA">The DA object can be used to retrieve data from input parameters and
/// to store data in output parameters.</param>
protected override void SolveInstance(IGH_DataAccess DA)
{
//Create class instances
ObjectModel.MultiFamily MFH = new ObjectModel.MultiFamily();
//Get Data
if (!DA.GetData(0, ref MFH))
{
return;
}
//Calculate (shapeFactor = envelopArea/Atemp). Only works for breps with the same floor geometry on every floor.
double envelopArea = AreaMassProperties.Compute(MFH.HouseGeom).Area;
Rhino.Geometry.Collections.BrepFaceList faces = MFH.HouseGeom.Faces;
double floorArea = 0;
foreach (var face in faces)
{
if (face.NormalAt(0.5, 0.5) == new Vector3d(0, 0, -1))
{
floorArea = AreaMassProperties.Compute(face).Area;
}
;
}
double shapefactor = envelopArea / (floorArea * MFH.Floors); //Should be the actual number of floors.
//Set data
DA.SetData(0, shapefactor);
}
/// <summary>
/// Gets the area.
/// </summary>
/// <returns></returns>
/// <exception cref="System.NotImplementedException"></exception>
public override double getArea()
{
Curve weave = getCurve(new Point3d(0, 0, 0));
AreaMassProperties areaMassProps = Rhino.Geometry.AreaMassProperties.Compute(weave);
double curveArea = areaMassProps.Area;
return(curveArea);
}
private void setFaceArea()
{
AreaMassProperties mp = AreaMassProperties.Compute(caveFace);
if (mp != null)
{
caveFaceArea = mp.Area;
}
}
protected override void SolveInstance(IGH_DataAccess DA)
{
Curve SITE_CRV = null;
string adjFilePath = "null";
string geomFilePath = "null";
double rotation = double.NaN;
if (!DA.GetData(0, ref SITE_CRV))
{
return;
}
if (!DA.GetData(1, ref adjFilePath))
{
return;
}
if (!DA.GetData(2, ref geomFilePath))
{
return;
}
if (!DA.GetData(3, ref rotation))
{
return;
}
double SITE_AREA = AreaMassProperties.Compute(SITE_CRV).Area;
CsvParser csvParserAdj = new CsvParser(adjFilePath);
adjMatrixStr = csvParserAdj.readFile(); // list of strings - not fields
adjObjLi = csvParserAdj.GetAdjObjLi(adjMatrixStr); // list of adj objs
CsvParser csvParserGeom = new CsvParser(geomFilePath);
geomSpaceStr = csvParserGeom.readFile(); // list of strings - not fields
List <string> geomObjStr = csvParserGeom.GetGeomObjLi(geomSpaceStr, SITE_AREA); // read and normalize (area) the geometry
List <string> norGeomObjstr = csvParserGeom.norGeomObjLiStr;
List <GeomObj> norGeomObjLi = csvParserGeom.norGeomObjLi;
DA.SetDataList(0, adjObjLi);
DA.SetDataList(1, geomObjStr);
DA.SetDataList(2, norGeomObjstr);
GenCBspGeom cbspgeom = new GenCBspGeom(SITE_CRV, adjObjLi, norGeomObjLi, rotation); // class for geom methods
cbspgeom.GenerateInitialCurve(); // run the recursions and generate the rotated bbx, reverse rotate bbx curves
List <Curve> ResultPolys = cbspgeom.ResultBBxPolys;
cbspgeom.ExtractPolyFromSite(); // generate the extracted curves from the site
List <Curve> ExtractedCrvs = cbspgeom.ExtractedCrvs;
// List<Curve> FPolys = cbspgeom.BSPCrvs;
// List<Curve> BBxPolys = cbspgeom.BBxCrvs;
DA.SetDataList(3, ResultPolys);
DA.SetDataList(4, ExtractedCrvs);
// DA.SetDataList(5, BBxPolys);
}
// constructor
public Building(Polyline outline, double far)
{
this.Outline = outline;
this.FAR = far;
AreaMassProperties amp = AreaMassProperties.Compute(outline.ToNurbsCurve());
this.Center = amp.Centroid;
this.Structure = new Brep();
}
public static Point3d Centroid(this Curve curve)
{
if (!curve.IsClosed)
{
return(Point3d.Unset);
}
return(AreaMassProperties.Compute(curve).Centroid);
}
// cut the area with pri/sec lines
public void getSecTowerBase(double density)
{
// brp of self
if (this.SecLns.Count == 0)
{
return;
}
Brep[] brp = Brep.CreatePlanarBreps(this.OuterBorder, inter_tol);
// ensure no duplicated curves here !important
List <Curve> joins = new List <Curve>();
List <Point3d> start = new List <Point3d>();
List <Point3d> end = new List <Point3d>();
foreach (Curve cv in this.SecLns)
{
if (start.Contains(cv.PointAtStart))
{
continue;
}
if (end.Contains(cv.PointAtEnd))
{
continue;
}
start.Add(cv.PointAtStart);
end.Add(cv.PointAtEnd);
joins.Add(cv);
}
Curve[] c = Curve.JoinCurves(joins, inter_tol);
double off = density * (this.offsetMax() - 2);
Curve[] offset = c[0].Offset(this.Center, Vector3d.ZAxis, off, inter_tol, CurveOffsetCornerStyle.Sharp);
if (!offset[0].IsValid)
{
return;
}
Curve extended = offset[0].Extend(CurveEnd.Both, extent, CurveExtensionStyle.Line);
Brep[] cutted = brp[0].Split(new List <Curve> {
extended
}, inter_tol);
cutted = cutted.Where(brptmp => brptmp != null).ToArray();
if (cutted.Length == 0)
{
return;
}
List <double> areas = new List <double>();
List <Brep> parts = new List <Brep>();
foreach (Brep cut in cutted)
{
AreaMassProperties amp = AreaMassProperties.Compute(cut);
areas.Add(amp.Area);
parts.Add(cut);
}
this.TowerS = parts[areas.IndexOf(areas.Min())];
}
List <Point3d> FindCentroid(List <Brep> geometry)
{
List <Point3d> centroid = new List <Point3d>();
for (int i = 0; i < geometry.Count; i++)
{
centroid.Add(AreaMassProperties.Compute(geometry[i], false, true, false, false).Centroid);
}
return(centroid);
}
public static double GetArea(this Curve curve)
{
if (!curve.IsClosed)
{
return(0);
}
double area = AreaMassProperties.Compute(curve).Area;
return(area);
}
//inputs reference
protected override void SolveInstance(IGH_DataAccess DA)
{
Curve LeftEdge = null;
DA.GetData(0, ref LeftEdge);
Curve RightEdge = null;
DA.GetData(1, ref RightEdge);
Curve canvasBoundary = null;
DA.GetData(2, ref canvasBoundary);
//Logics
double Distance = 0;
double LeftLength = LeftEdge.GetLength();
double RightLength = RightEdge.GetLength();
Point3d LeftMidPoint = LeftEdge.PointAtLength(LeftLength / 2);
Point3d RightMidPoint = RightEdge.PointAtLength(RightLength / 2);
Line DistanceProjection = new Line(LeftMidPoint, RightMidPoint);
Distance = DistanceProjection.ToNurbsCurve().GetLength();
// Canvas Boundary Test
var area = AreaMassProperties.Compute(canvasBoundary).Area;
if (area != 864)
{
int width = 36;
int height = 24;
canvasBoundary = new Rectangle3d(Plane.WorldXY, width, height).ToNurbsCurve();
}
else if (area == 864)
{
Point3d CanvasCenter = canvasBoundary.GetBoundingBox(true).Center;
var Vector = new Vector3d(CanvasCenter.X, CanvasCenter.Y, CanvasCenter.Z) * (-1);
canvasBoundary.Transform(Transform.Translation(Vector));
}
// Assign Output
DA.SetData(0, Distance);
DA.SetData(1, canvasBoundary);
}
public static Mesh MoveBuildingsUp(Mesh mesh, Mesh terrain)
{
Transform xmoveTerrain;
Transform xmoveCentroid;
const int UnitBox = 1;
const double noIntersection = 0.0;
Mesh newMesh = mesh.DuplicateMesh();
try
{
// first traslation
Point3d center = AreaMassProperties.Compute(newMesh).Centroid;
Ray3d r = new Ray3d(center, Vector3d.ZAxis);
var intersec = Rhino.Geometry.Intersect.Intersection.MeshRay(terrain, r);
Point3d pt = r.PointAt(intersec);
if (intersec != noIntersection)
{
Vector3d vecCentroid = new Vector3d(0, 0, pt.Z - center.Z);
xmoveCentroid = Transform.Translation(vecCentroid);
newMesh.Transform(xmoveCentroid);
}
// move to terrain
BoundingBox BBox = newMesh.GetBoundingBox(true);
Mesh meshBox = Mesh.CreateFromBox(BBox, UnitBox, UnitBox, UnitBox);
Line[] lines = Rhino.Geometry.Intersect.Intersection.MeshMeshFast(terrain, newMesh);
Point3d minBBox = BBox.Min;
// dimension
double start = minBBox.Z;
double end = lines.Min(l => l.From.Z);
Vector3d vecTerrain = new Vector3d(0, 0, end - start);
xmoveTerrain = Transform.Translation(vecTerrain);
}
catch
{
xmoveTerrain = Transform.Translation(Vector3d.Zero);
}
newMesh.Transform(xmoveTerrain);
return(newMesh);
}
private Rectangle3d TranslateRect(Point3d pt, Rectangle3d r0)
{
Vector3d c0 = new Vector3d(AreaMassProperties.Compute(r0.ToNurbsCurve()).Centroid);
Vector3d tg = new Vector3d(pt);
Vector3d t0 = Vector3d.Subtract(tg, c0);
Rectangle3d rNew0 = new Rectangle3d(r0.Plane, r0.Width, r0.Height);
rNew0.Transform(Transform.Translation(t0));
return(rNew0);
}
public static double[] AreaOf(List <Curve> curves)
{
UnitSystem currentDocUnits = RhinoDoc.ActiveDoc.ModelUnitSystem;
double unitSystemScaler = RhinoMath.UnitScale(currentDocUnits, UnitSystem.Feet);
double[] areas = new double[curves.Count()];
for (int i = 0; i < curves.Count(); i++)
{
areas[i] = Math.Round(AreaMassProperties.Compute(curves[i]).Area *unitSystemScaler *unitSystemScaler, 2);
}
return(areas);
}
private IntersectResult Intersect2Curves(Curve a, Curve b)
{
int clipperPrecision = 100;
IntersectResult result = new IntersectResult();
if (Curve.PlanarCurveCollision(a, b, Plane.WorldXY, 0.001f))
{
Clipper clipper = new Clipper();
Path subjectA = CurveToPath(a, clipperPrecision);
Path subjectB = CurveToPath(b, clipperPrecision);
Paths solution = new Paths();
clipper.AddPath(subjectA, PolyType.ptClip, true);
clipper.AddPath(subjectB, PolyType.ptSubject, true);
clipper.Execute(ClipType.ctIntersection, solution, PolyFillType.pftNonZero, PolyFillType.pftNonZero);
if (solution.Count > 0)
{
result.intersect = true;
PolylineCurve pl = PathToPolyline(solution[0], clipperPrecision);
result.unionCurve = pl;
Point3d minPoint = pl.GetBoundingBox(false).Min;
Point3d maxPoint = pl.GetBoundingBox(false).Max;
if (maxPoint.X - minPoint.X > maxPoint.Y - minPoint.Y)
{
result.reboundingVector = new Vector2d(0, -(maxPoint.Y - minPoint.Y));
if (AreaMassProperties.Compute(a).Centroid.Y > AreaMassProperties.Compute(b).Centroid.Y)
{
result.reboundingVector.Y *= -1;
}
}
else
{
result.reboundingVector = new Vector2d(-(maxPoint.X - minPoint.X), 0);
if (AreaMassProperties.Compute(a).Centroid.X > AreaMassProperties.Compute(b).Centroid.X)
{
result.reboundingVector.X *= -1;
}
}
}
}
else
{
result.intersect = false;
result.reboundingVector = Vector2d.Unset;
result.unionCurve = null;
}
return(result);
}
/// <summary>
/// This is the method that actually does the work.
/// </summary>
/// <param name="DA">The DA object is used to retrieve from inputs and store in outputs.</param>
protected override void SolveInstance(IGH_DataAccess DA)
{
List <Brep> BrepList = new List <Brep>();
if (!DA.GetDataList <Brep>(0, BrepList))
{
return;
}
var Breps = BrepList.OrderByDescending(item => { return(AreaMassProperties.Compute(item).Area); }).ToList();
DA.SetDataList(0, Breps);
}
// either trimextrusion is OK. Just make sure we are getting the right one.
public Brep TrimExtrusion(Brep ftPlanar, Brep Extrusion, double tolerance)
{
Brep[] breps = Extrusion.Split(ftPlanar, tolerance);
Point3d centroid0 = AreaMassProperties.Compute(breps[0]).Centroid;
Point3d centroid1 = AreaMassProperties.Compute(breps[1]).Centroid;
if (centroid0.Z > centroid1.Z)
{
return(breps[0]);
}
return(breps[1]);
}
//オブジェクトのビューポート内での占有率を返す
public void Area()
{
List <Point3d> vertex = new List <Point3d>(3); //box cornear
List <Point3d> vertex_rec = new List <Point3d>(); //viewrec
List <Curve> triangle_list = new List <Curve>();
List <Point3d> pos_viewcorner = new List <Point3d>();
pos_viewcorner.AddRange(camera.GetNearRect());
pos_viewcorner.Reverse(2, 2);
pos_viewcorner.Add(pos_viewcorner[0]);
//それぞれの座標を図面の座標へと変換する
for (int i = 0; i < corner.Count; i++)
{
clientpos.Add(CoordinateTransformation(corner[i]));
}
for (int i = 0; i < pos_viewcorner.Count; i++)
{
vertex_rec.Add(CoordinateTransformation(pos_viewcorner[i]));
}
//面積を求めるために各点から３つ選択してできる三角形をすべて求める
for (int i = 0; i < clientpos.Count - 2; i++)
{
vertex.Clear();
vertex.Add(clientpos[i]);
vertex.Add(clientpos[i + 1]);
for (int j = i + 2; j < clientpos.Count; j++)
{
vertex.Add(clientpos[j]);
vertex.Add(clientpos[i]);
triangle_list.Add(Curve.CreateInterpolatedCurve(vertex, 1));
vertex.RemoveAt(3);
vertex.RemoveAt(2);
}
}
enclose_view = Curve.CreateInterpolatedCurve(vertex_rec, 1); //画面の範囲を囲う
Curve enclose_box = Curve.CreateBooleanUnion(triangle_list)[0]; //ボックスの見えがかりを囲う
enclose_intersect = Curve.CreateBooleanIntersection(enclose_box, enclose_view)[0]; //画面上でボックスの見えている範囲
double area_view = AreaMassProperties.Compute(enclose_view).Area;
double area_intersect = AreaMassProperties.Compute(enclose_intersect).Area;
double account = area_intersect / area_view * 100;
RhinoApp.WriteLine(String.Format("The box accounts for {0}% of viewport", account));
}
//here is where the thinking happens...
//DA.GetData vs DA.SetData:
protected override void SolveInstance(IGH_DataAccess DA)
{
//////////
int myMaterial = 0;
if (!DA.GetData(0, ref myMaterial))
{
return;
}
List <Surface> mySurfaceList = new List <Surface>();
if (!DA.GetDataList(1, mySurfaceList))
{
return;
}
double myThickness = 0.0;
if (!DA.GetData(2, ref myThickness))
{
return;
}
//////////
double myVolumeTotal = 0.0;
for (int i = 0; i < mySurfaceList.Count; i++)
{
AreaMassProperties myArea = AreaMassProperties.Compute(mySurfaceList[i]);
double myVolume = myArea.Area * myThickness;
myVolumeTotal = +myVolume;
}
////////// Code to loop through XML nodes and get MinRad value:-
double myDensity = 0.0;
string temp = IBIS_XML.SelectSingleNode("IBIS/Mass/Material2[@id= '" + myMaterial + "']").InnerText;
myDensity = Convert.ToDouble(temp);
//////////
double myMass = 0.0;
myMass = myDensity * myVolumeTotal;
DA.SetData(0, myMass);
//////////
}
