/// <summary>
/// Create a conical revolve body
/// </summary>
/// <param name="builder">Geometry builder</param>
/// <param name="center">Center of the cone base</param>
/// <param name="axis">Cone axis</param>
/// <param name="baseDiam">Base diameter of the cone</param>
/// <param name="topDiam">Top diameter of the cone</param>
/// <param name="height">Height of the cone</param>
/// <returns></returns>
public static IXRevolve CreateSolidCone(this IXGeometryBuilder builder, Point center, Vector axis,
double baseDiam, double topDiam, double height)
{
var refDir = axis.CreateAnyPerpendicular();
var profile = builder.WireBuilder.PreCreatePolyline();
profile.Points = new Point[]
{
center,
center.Move(axis, height),
center.Move(axis, height).Move(refDir, topDiam / 2),
center.Move(refDir, baseDiam / 2),
center
};
profile.Commit();
var revLine = builder.WireBuilder.PreCreateLine();
revLine.StartCoordinate = center;
revLine.EndCoordinate = center.Move(axis, 1);
revLine.Commit();
var rev = builder.SolidBuilder.PreCreateRevolve();
rev.Axis = revLine;
rev.Angle = Math.PI * 2;
rev.Profiles = new IXRegion[] { builder.CreatePlanarSheet(profile).Bodies.First() };
rev.Commit();
return(rev);
}
/// <summary>
/// Creates a box body from the specified parameters
/// </summary>
/// <param name="builder">Geometry builder</param>
/// <param name="center">Center of the box base face</param>
/// <param name="dir">Direction of the box</param>
/// <param name="refDir">Reference direction of the box base face (this is the vector perpendicular to 'dir'</param>
/// <param name="width">Width of the box. This size is parallel to 'refDir' vector</param>
/// <param name="length">Length of the box</param>
/// <param name="height">Height of the box. THis size is parallel to 'dir' vector</param>
/// <returns>Box extrusion</returns>
public static IXExtrusion CreateSolidBox(this IXGeometryBuilder builder, Point center, Vector dir, Vector refDir,
double width, double length, double height)
{
var secondRefDir = dir.Cross(refDir);
var polyline = builder.WireBuilder.PreCreatePolyline();
polyline.Points = new Point[]
{
center.Move(refDir, width / 2).Move(secondRefDir, length / 2),
center.Move(refDir * -1, width / 2).Move(secondRefDir, length / 2),
center.Move(refDir * -1, width / 2).Move(secondRefDir * -1, length / 2),
center.Move(refDir, width / 2).Move(secondRefDir * -1, length / 2),
center.Move(refDir, width / 2).Move(secondRefDir, length / 2),
};
polyline.Commit();
var extr = builder.SolidBuilder.PreCreateExtrusion();
extr.Depth = height;
extr.Direction = dir;
extr.Profiles = new IXRegion[] { builder.CreatePlanarSheet(polyline).Bodies.First() };
extr.Commit();
return(extr);
}
/// <summary>
/// Creates cylindrical extrusion from input parameters
/// </summary>
/// <param name="builder">Geometry builder</param>
/// <param name="center">Center of the cylinder base</param>
/// <param name="axis">Direction of the cylinder</param>
/// <param name="radius">Radius of the cylinder</param>
/// <param name="height">Height of the cylinder</param>
/// <returns>Cylindrical extrusion</returns>
public static IXExtrusion CreateSolidCylinder(this IXGeometryBuilder builder, Point center, Vector axis,
double radius, double height)
{
var arc = builder.WireBuilder.PreCreateArc();
arc.Center = center;
arc.Axis = axis;
arc.Diameter = radius * 2;
arc.Commit();
var extr = builder.SolidBuilder.PreCreateExtrusion();
extr.Depth = height;
extr.Direction = arc.Axis;
extr.Profiles = new IXRegion[] { builder.CreatePlanarSheet(arc).Bodies.First() };
extr.Commit();
return(extr);
}