/// <summary>
/// Construct Edge of line type by points and normal (localY).
/// </summary>
public Edge(FdPoint3d startPoint, FdPoint3d endPoint, FdVector3d localY)
{
this.Type = "line";
this.Points.Add(startPoint);
this.Points.Add(endPoint);
this.Normal = localY;
}
public bool Equals(FdPoint3d p)
{
if ((object)p == null)
{
return(false);
}
return((X == p.X) && (Y == p.Y) && (Z == p.Z));
}
public bool Equals(FdPoint3d p, double tolerance)
{
if ((object)p == null)
{
return(false);
}
return((Math.Abs(X - p.X) < tolerance) && (Math.Abs(Y - p.Y) < tolerance) && (Math.Abs(Z - p.Z) < tolerance));
}
/// <summary>
///
/// Create FdCoordinateSystem from Dynamo coordinate system of a Arc or Circle.
/// Dynamo Arcs and Circles follow left-hand rule.
/// This method realignes the coordinate system.
/// </summary>
internal static FdCoordinateSystem FromDynamoCoordinateSystemArcOrCircle(Autodesk.DesignScript.Geometry.CoordinateSystem obj)
{
FdPoint3d origin = FdPoint3d.FromDynamo(obj.Origin);
FdVector3d localX = FdVector3d.FromDynamo(obj.YAxis);
FdVector3d localY = FdVector3d.FromDynamo(obj.XAxis);
FdVector3d localZ = localX.Cross(localY).Normalize();
return(new FdCoordinateSystem(origin, localX, localY, localZ));
}
/// <summary>
/// Create FdCoordinateSystem from Dynamo coordinate system of a Surface.
/// No realignment neccessary.
/// </summary>
internal static FdCoordinateSystem FromDynamoCoordinateSystemSurface(Autodesk.DesignScript.Geometry.CoordinateSystem obj)
{
FdPoint3d origin = FdPoint3d.FromDynamo(obj.Origin);
FdVector3d localX = FdVector3d.FromDynamo(obj.XAxis);
FdVector3d localY = FdVector3d.FromDynamo(obj.YAxis);
FdVector3d localZ = FdVector3d.FromDynamo(obj.ZAxis);
return(new FdCoordinateSystem(origin, localX, localY, localZ));
}
/// <summary>
/// Create Edge (Line) from Dynamo NurbsCurve.
/// </summary>
public static Geometry.Edge FromDynamoLinearNurbsCurve(Autodesk.DesignScript.Geometry.NurbsCurve obj)
{
FdPoint3d startPoint = FdPoint3d.FromDynamo(obj.StartPoint);
FdPoint3d endPoint = FdPoint3d.FromDynamo(obj.EndPoint);
// lcs
FdCoordinateSystem cs = FdCoordinateSystem.FromDynamoCurve(obj);
// return
return(new Geometry.Edge(startPoint, endPoint, cs));
}
/// <summary>
/// Create Edge (Circle) from Dynamo Circle.
/// </summary>
public static Geometry.Edge FromDynamoCircle(Autodesk.DesignScript.Geometry.Circle obj)
{
double radius = obj.Radius;
FdPoint3d centerPoint = FdPoint3d.FromDynamo(obj.CenterPoint);
// lcs
FdCoordinateSystem cs = FdCoordinateSystem.FromDynamoCurve(obj);
// return
return(new Geometry.Edge(radius, centerPoint, cs));
}
/// <summary>
/// Create Edge (Arc2) from Dynamo Arc.
/// Used for bar definition.
/// </summary>
public static Geometry.Edge FromDynamoArc2(Autodesk.DesignScript.Geometry.Arc obj)
{
FdPoint3d p0 = FdPoint3d.FromDynamo(obj.StartPoint);
FdPoint3d p1 = FdPoint3d.FromDynamo(obj.PointAtParameter(0.5));
FdPoint3d p2 = FdPoint3d.FromDynamo(obj.EndPoint);
// lcs
FdCoordinateSystem cs = FdCoordinateSystem.FromDynamoCurve(obj);
// return
return(new Geometry.Edge(p0, p1, p2, cs));
}
/// <summary>
/// Create Edge (Arc1) from Dynamo Arc.
/// </summary>
public static Geometry.Edge FromDynamoArc1(Autodesk.DesignScript.Geometry.Arc obj)
{
double radius = obj.Radius;
double startAngle = 0;
double endAngle = startAngle + Degree.ToRadians(obj.SweepAngle);
FdPoint3d centerPoint = FdPoint3d.FromDynamo(obj.CenterPoint);
FdVector3d xAxis = new FdVector3d(centerPoint, FdPoint3d.FromDynamo(obj.StartPoint)).Normalize();
// lcs
FdCoordinateSystem cs = FdCoordinateSystem.FromDynamoCurve(obj);
// return
return(new Geometry.Edge(radius, startAngle, endAngle, centerPoint, xAxis, cs));
}
public override bool Equals(System.Object obj)
{
if (obj == null)
{
return(false);
}
FdPoint3d p = obj as FdPoint3d;
if ((System.Object)p == null)
{
return(false);
}
return((X == p.X) && (Y == p.Y) && (Z == p.Z));
}
/// <summary>
/// Construct FdCoordinateSystem from origin point and local x, y, z axes.
/// </summary>
public FdCoordinateSystem(FdPoint3d origin, FdVector3d localX, FdVector3d localY, FdVector3d localZ)
{
this.Origin = origin;
this._localX = localX;
this._localY = localY;
this._localZ = localZ;
if (!this.IsComplete())
{
throw new System.ArgumentException("The defined coordinate system is not complete!");
}
if (!this.IsOrthogonal())
{
throw new System.ArgumentException($"The defined coordinate system is not orthogonal within the tolerance {Tolerance.DotProduct}");
}
}
/// <summary>
/// Create region by points and coordinate system.
/// </summary>
/// <param name="points">List of sorted points defining the outer perimeter of the region.</param>
/// <param name="coordinateSystem">Coordinate system of the region</param>
public Region(List <FdPoint3d> points, FdCoordinateSystem coordinateSystem)
{
// edge normal
FdVector3d edgeLocalY = coordinateSystem.LocalZ;
List <Edge> edges = new List <Edge>();
for (int idx = 0; idx < points.Count; idx++)
{
// startPoint
FdPoint3d p0 = p0 = points[idx];
// endPoint
FdPoint3d p1;
if (idx != points.Count - 1)
{
p1 = points[idx + 1];
}
else
{
p1 = points[0];
}
// create edge
edges.Add(new Edge(p0, p1, edgeLocalY));
}
// create contours
Contour contour = new Contour(edges);
// set properties
this.Contours = new List <Contour> {
contour
};
this.CoordinateSystem = coordinateSystem;
}
/// <summary>
/// Create FdPoint3d from Dynamo point.
/// </summary>
public static FdPoint3d FromDynamo(Autodesk.DesignScript.Geometry.Point point)
{
FdPoint3d newPoint = new FdPoint3d(point.X, point.Y, point.Z);
return(newPoint);
}
/// <summary>
/// Construct FdVector3d by start and end points.
/// </summary>
/// <param name="p0">Start point</param>
/// <param name="p1">End point</param>
public FdVector3d(FdPoint3d p0, FdPoint3d p1)
{
this.X = p1.X - p0.X;
this.Y = p1.Y - p0.Y;
this.Z = p1.Z - p0.Z;
}
internal static Rhino.Geometry.Point3d ToRhino(this FemDesign.Geometry.FdPoint3d point)
{
return(new Rhino.Geometry.Point3d(point.X, point.Y, point.Z));
}
/// <summary>
/// Construct LineSegment from start and endpoint.
/// </summary>
/// <param name="verticies"></param>
public LineSegment(FdPoint3d start, FdPoint3d end)
{
this.StartPoint = start;
this.BasePoint = new FdPoint3d((start.X + end.X) / 2.0, (start.Y + end.Y) / 2.0, (start.Z + end.Z) / 2.0);
this.EndPoint = end;
}
/// <summary>
/// Global coordinate system
/// </summary>
public static FdCoordinateSystem Global()
{
return(new FdCoordinateSystem(FdPoint3d.Origin(), FdVector3d.UnitX(), FdVector3d.UnitY()));
}
