/// <summary>
/// Constructors a point by projecting a point on a plane with given project direction.
/// </summary>
/// <param name="contextPlane">Plane of projection</param>
/// <param name="direction">Projection direction</param>
/// <returns>Point</returns>
public DSPoint Project(DSPlane contextPlane, DSVector direction)
{
if (contextPlane == null)
{
throw new ArgumentNullException("contextPlane");
}
else if (direction == null)
{
throw new ArgumentNullException("direction");
}
else if (direction.IsZeroVector())
{
throw new ArgumentException(string.Format(Properties.Resources.IsZeroVector, "direction"));
}
else if (direction.IsPerpendicular(contextPlane.Normal))
{
throw new ArgumentException(string.Format(Properties.Resources.IsParallel, "contextPlane", "direction", "DSPoint.Project"));
}
var pt = contextPlane.Project(this, direction);
pt.Context = contextPlane;
pt.ReferencePoint = this;
pt.Direction = direction;
pt.Persist();
return(pt);
}
internal override IGeometryEntity[] ProjectOn(DSGeometry other, DSVector direction)
{
IVector dir = direction.IVector;
DSSurface surf = other as DSSurface;
if (null != surf)
{
return(surf.SurfaceEntity.Project(PointEntity, dir));
}
DSCurve curve = other as DSCurve;
if (null != curve)
{
IPointEntity pt = curve.CurveEntity.Project(PointEntity, dir);
return(new IGeometryEntity[] { pt });
}
DSPlane plane = other as DSPlane;
if (null != plane)
{
IPointEntity pt = plane.PlaneEntity.Project(PointEntity, dir);
return(new IGeometryEntity[] { pt });
}
DSSolid solid = other as DSSolid;
if (null != solid)
{
return(solid.SolidEntity.Project(PointEntity, dir));
}
return(base.ProjectOn(other, direction));
}
private DSPlane Offset(DSVector offset)
{
IPointEntity origin = Origin.PointEntity;
IPointEntity newOrigin = origin.Add(offset);
DSPlane plane = DSPlane.ByOriginNormal(newOrigin.ToPoint(false, null), Normal, Size);
plane.Context = this;
return(plane);
}
/// <summary>
/// Constructors a plane on a surface by given parameter.
/// </summary>
/// <param name="contextSurface"></param>
/// <param name="u"></param>
/// <param name="v"></param>
/// <returns></returns>
public static DSPlane AtParameter(DSSurface contextSurface, double u, double v)
{
DSCoordinateSystem cs = DSCoordinateSystem.AtParameterCore(contextSurface, u, v, false);
DSPlane plane = DSPlane.FromCoordinateSystem(cs);
plane.Context = contextSurface;
plane.U = u;
plane.V = v;
return(plane);
}
/// <summary>
///
/// </summary>
/// <param name="plane"></param>
/// <param name="selectPoint"></param>
/// <param name="autoExtend"></param>
/// <returns></returns>
public DSSurface Trim(DSPlane plane, DSPoint selectPoint, bool autoExtend)
{
if (null == plane)
{
throw new System.ArgumentNullException("plane");
}
DSPlane[] planes = { plane };
return(Trim(null, planes, null, null, selectPoint, autoExtend));
}
/// <summary>
/// Split this surface using a plane as cutting tool.
/// </summary>
/// <param name="splittingPlane">Plane as cutting tool.</param>
/// <returns>Array of surfaces.</returns>
public DSSurface[] Split(DSPlane splittingPlane)
{
ISurfaceEntity[] splitSurfaces = SurfaceEntity.Split(splittingPlane.HostImpl as IPlaneEntity);
if (null == splitSurfaces || splitSurfaces.Length < 1)
{
throw new System.InvalidOperationException(string.Format(Properties.Resources.OperationFailed, "DSSurface.Split"));
}
return(splitSurfaces.ConvertAll((ISurfaceEntity host) => host.ToSurf(true, this)));
}
public DSGeometry[] Intersect(DSGeometry other)
{
if (null == other)
{
throw new ArgumentNullException("other");
}
IGeometryEntity[] geoms = null;
DSPlane plane = other as DSPlane;
if (plane != null)
{
geoms = IntersectWithPlane(plane);
}
else
{
DSSurface surf = other as DSSurface;
if (surf != null)
{
geoms = IntersectWithSurface(surf);
}
else
{
DSSolid solid = other as DSSolid;
if (solid != null)
{
geoms = IntersectWithSolid(solid);
}
else
{
DSCurve curve = other as DSCurve;
if (curve != null)
{
geoms = IntersectWithCurve(curve);
}
else
{
DSPoint point = other as DSPoint;
if (null != point)
{
geoms = IntersectWithPoint(point);
}
else
{
throw new System.InvalidOperationException(string.Format(Properties.Resources.InvalidIntersect, GetType().Name, other.GetType().Name));
}
}
}
}
}
return(geoms.ToArray <DSGeometry, IGeometryEntity>(true));
}
internal override IGeometryEntity[] IntersectWithPlane(DSPlane plane)
{
ILineEntity line = PlaneEntity.IntersectWith(plane.PlaneEntity);
if (null != line)
{
return new IGeometryEntity[] { line }
}
;
return(null);
}
/// <summary>
/// Constructors a point by projecting a point on a plane. It is
/// equivalent to finding the nearest point on the plane.
/// </summary>
/// <param name="contextPlane">Plane of projection</param>
/// <returns>Point</returns>
public DSPoint Project(DSPlane contextPlane)
{
if (contextPlane == null)
{
throw new ArgumentNullException("contextPlane");
}
var pt = contextPlane.Project(this);
pt.Context = contextPlane;
pt.ReferencePoint = this;
pt.Persist();
return(pt);
}
private static DSPlane FromCoordinateSystem(DSCoordinateSystem cs)
{
if (null == cs)
{
return(null);
}
DSPlane plane = DSPlane.ByOriginNormal(cs.Origin, cs.ZAxis);
if (null == plane)
{
return(null);
}
plane.ContextCoordinateSystem = cs;
return(plane);
}
internal override DSGeometry TransformBy(ICoordinateSystemEntity csEntity)
{
//Let the default code handle orthogonal transform.
if (csEntity.IsScaledOrtho())
{
return(base.TransformBy(csEntity));
}
using (IPointEntity origin = Origin.PointEntity.CopyAndTransform(DSCoordinateSystem.WCS.CSEntity, csEntity) as IPointEntity)
{
using (IPointEntity pt = Origin.PointEntity.CopyAndTranslate(Normal.IVector) as IPointEntity)
{
using (IPointEntity transformPt = pt.CopyAndTransform(DSCoordinateSystem.WCS.CSEntity, csEntity) as IPointEntity)
{
DSVector normal = origin.GetVectorTo(transformPt).Normalize();
return(DSPlane.ByOriginNormal(origin.ToPoint(false, null), normal, Size));
}
}
}
}
public DSSolid[] Slice(DSPlane plane, bool isRegular)
{
if (null == plane)
{
throw new ArgumentNullException("plane");
}
IGeometryEntity[] solids = null;
if (isRegular)
{
solids = SolidEntity.SliceWithPlane(plane.PlaneEntity);
}
else
{
solids = new IGeometryEntity[] { SolidEntity.NonRegularSliceWithPlane(plane.PlaneEntity) }
};
if (solids == null || solids.Length == 0)
{
throw new System.Exception(string.Format(Properties.Resources.OperationFailed, "DSSolid.Slice"));
}
return(solids.ToArray <DSSolid, IGeometryEntity>(true));
}
internal override IGeometryEntity[] IntersectWithPlane(DSPlane plane)
{
return SurfaceEntity.IntersectWith(plane.PlaneEntity);
}
/// <summary>
/// Returns the projection of the curve on the plane with given direction
/// Argument Requirement:
/// direction.Length > 0
/// </summary>
/// <param name="contextPlane">Projection plane</param>
/// <param name="direction">Projection direction</param>
/// <returns>Projected curve on the context plane</returns>
public DSCurve Project(DSPlane contextPlane, DSVector direction)
{
string kMethodName = "DSCurve.Project";
if (null == contextPlane)
throw new System.ArgumentNullException("contextPlane");
else if (null == direction)
throw new System.ArgumentNullException("direction");
if (direction.Length.EqualsTo(0.0))
throw new System.ArgumentException(string.Format(Properties.Resources.IsZero, "length of the direction vector"), "direction");
if (direction.IsPerpendicular(contextPlane.Normal))
return null;
ICurveEntity entity = CurveEntity.ProjectOn(contextPlane.PlaneEntity, direction.IVector);
if (null == entity)
throw new System.InvalidOperationException(string.Format(Properties.Resources.OperationFailed, kMethodName));
return entity.ToCurve(true, this);
}
///// <summary>
/////
///// </summary>
///// <returns></returns>
//public Solid Regularise()
//{
// ISolidEntity host = SolidEntity.Regularise();
// if (host == null)
// throw new System.Exception(string.Format(Properties.Resources.OperationFailed, "Solid.Regularise"));
// return host.ToSolid(true, this);
//}
/// <summary>
/// Returns an array of solids (manifold or non-manifold) by slicing
/// a Solid (manifold or non-manifold) with a Plane
/// </summary>
/// <param name="plane">The slicing Plane</param>
/// <returns>Returns an array of Solids (manifold or non-manifold)</returns>
public DSSolid[] Slice(DSPlane plane)
{
return(Slice(plane, true));
}
/// <summary><para>
/// Returns an array of planes located on the curve with equal distance.
/// The tangents at the points are the normals of the planes. </para>
/// <para> Argument Requirement:
/// numberOfPoints > 0
/// </para>
/// </summary>
/// <param name="numberOfPlanes"></param>
/// <returns></returns>
public DSPlane[] PlanesAtEqualArcLength(int numberOfPlanes)
{
if (numberOfPlanes < 1)
throw new System.ArgumentException(string.Format(Properties.Resources.LessThan, "number of planes", "one"), "numberOfPlanes");
IPointEntity[] pts = PointsAtEqualArcLengthCore(numberOfPlanes);
if (null == pts)
throw new System.ArgumentException(string.Format(Properties.Resources.InvalidArguments, "number of planes"), "numberOfPlanes");
DSPlane[] plns = new DSPlane[pts.Length];
int i = 0;
foreach (var p in pts)
{
double param = CurveEntity.ParameterAtPoint(p);
try
{
plns[i++] = PlaneAtParameter(param);
}
catch
{
//Proceed with next iteration.
}
p.Dispose();
}
return plns;
}
/// <summary>
/// Returns the projection of this curve on a given plane with plane
/// normal as direction
/// </summary>
/// <param name="contextPlane">Projection plane</param>
/// <returns>Projected curve on the context plane</returns>
public DSCurve Project(DSPlane contextPlane)
{
string kMethodName = "DSCurve.Project";
if (null == contextPlane)
throw new System.ArgumentNullException("contextPlane");
ICurveEntity entity = CurveEntity.ProjectOn(contextPlane.PlaneEntity, contextPlane.Normal.IVector);
if (entity == null)
throw new System.InvalidOperationException(string.Format(Properties.Resources.OperationFailed, kMethodName));
return entity.ToCurve(true, this);
}
/// <summary>
/// Returns trimmed polygon after trimming this polygon using the
/// given array of planes as half spaces.
/// </summary>
/// <param name="halfSpaces">Trimming planes.</param>
/// <returns>Trimmed Polygon</returns>
public DSPolygon Trim(DSPlane[] halfSpaces)
{
IPlaneEntity[] hosts = halfSpaces.ConvertAll(DSGeometryExtension.ToEntity<DSPlane, IPlaneEntity>);
IPolygonEntity entity = PolygonEntity.Trim(hosts);
if (null == entity)
return null;
Hide(this);
Hide(halfSpaces);
return new DSPolygon(entity, true);
}
internal override IGeometryEntity[] IntersectWithPlane(DSPlane plane)
{
ILineEntity line = PlaneEntity.IntersectWith(plane.PlaneEntity);
if (null != line)
return new IGeometryEntity[] { line };
return null;
}
/// <summary>
///
/// </summary>
/// <param name="plane"></param>
/// <param name="selectPoint"></param>
/// <returns></returns>
public DSSolid Trim(DSPlane plane, DSPoint selectPoint)
{
DSPlane[] planes = { plane };
return(Trim(planes, null, null, selectPoint));
}
/// <summary>
///
/// </summary>
/// <param name="curves"></param>
/// <param name="planes"></param>
/// <param name="surfaces"></param>
/// <param name="solids"></param>
/// <param name="selectPoint"></param>
/// <param name="autoExtend"></param>
/// <returns></returns>
public DSSurface Trim(DSCurve[] curves, DSPlane[] planes, DSSurface[] surfaces, DSSolid[] solids, DSPoint selectPoint, bool autoExtend)
{
if (null == selectPoint)
throw new System.ArgumentNullException("selectPoint");
ICurveEntity[] hostCurves = curves.ConvertAll(DSGeometryExtension.ToEntity<DSCurve, ICurveEntity>);
IPlaneEntity[] hostPlanes = planes.ConvertAll(DSGeometryExtension.ToEntity<DSPlane, IPlaneEntity>);
ISurfaceEntity[] hostSurfaces = surfaces.ConvertAll(DSGeometryExtension.ToEntity<DSSurface, ISurfaceEntity>);
ISolidEntity[] hostSolids = solids.ConvertAll(DSGeometryExtension.ToEntity<DSSolid, ISolidEntity>);
IPointEntity hostPoint = selectPoint.PointEntity;
if (hostCurves == null && hostPlanes == null && hostSurfaces == null && hostSolids == null)
throw new System.ArgumentException(string.Format(Properties.Resources.InvalidInput, "DSGeometry", "DSSurface.Trim"));
ISurfaceEntity trimSurface = SurfaceEntity.Trim(hostCurves, hostPlanes, hostSurfaces, hostSolids, hostPoint, autoExtend);
//For trim operation, if the return value is not null, hide the original tools and surfaces.
if (null != trimSurface)
{
Hide(curves);
Hide(planes);
Hide(surfaces);
Hide(solids);
SetVisibility(false);
}
return trimSurface.ToSurf(true, this);
}
public DSSolid[] Slice(DSPlane[] planes, bool isRegular)
{
return SliceWithPlanes(planes, isRegular);
}
/// <summary>
/// Returns an array of solids (manifold or non-manifold) by slicing
/// a Solid (manifold or non-manifold) with an array of Planes
/// </summary>
/// <param name="planes">Array of slicing Planes</param>
/// <returns>Returns an array of Solids (manifold or non-manifold)</returns>
public DSSolid[] Slice(DSPlane[] planes)
{
return SliceWithPlanes(planes, true);
}
public DSSolid[] Slice(DSPlane plane, bool isRegular)
{
if (null == plane)
throw new ArgumentNullException("plane");
IGeometryEntity[] solids = null;
if (isRegular)
solids = SolidEntity.SliceWithPlane(plane.PlaneEntity);
else
solids = new IGeometryEntity[] { SolidEntity.NonRegularSliceWithPlane(plane.PlaneEntity) };
if (solids == null || solids.Length == 0)
throw new System.Exception(string.Format(Properties.Resources.OperationFailed, "DSSolid.Slice"));
return solids.ToArray<DSSolid, IGeometryEntity>(true);
}
///// <summary>
/////
///// </summary>
///// <returns></returns>
//public Solid Regularise()
//{
// ISolidEntity host = SolidEntity.Regularise();
// if (host == null)
// throw new System.Exception(string.Format(Properties.Resources.OperationFailed, "Solid.Regularise"));
// return host.ToSolid(true, this);
//}
/// <summary>
/// Returns an array of solids (manifold or non-manifold) by slicing
/// a Solid (manifold or non-manifold) with a Plane
/// </summary>
/// <param name="plane">The slicing Plane</param>
/// <returns>Returns an array of Solids (manifold or non-manifold)</returns>
public DSSolid[] Slice(DSPlane plane)
{
return Slice(plane, true);
}
private DSSolid[] SliceWithPlanes(DSPlane[] planes, bool isRegular)
{
IPlaneEntity[] planeHosts = planes.ConvertAll(DSGeometryExtension.ToEntity<DSPlane, IPlaneEntity>);
if (null == planeHosts || planeHosts.Length == 0)
throw new System.ArgumentException(string.Format(Properties.Resources.InvalidInput, "planes", "DSSolid.SliceWithPlanes"), "planes");
IGeometryEntity[] solids = null;
if (isRegular)
solids = SolidEntity.SliceWithPlanes(planeHosts);
else
solids = new IGeometryEntity[] { SolidEntity.NonRegularSliceWithPlanes(planeHosts) };
if (solids == null || solids.Length == 0)
throw new System.Exception(string.Format(Properties.Resources.OperationFailed, "DSSolid.SliceWithPlanes"));
return solids.ToArray<DSSolid, IGeometryEntity>(true);
}
/// <summary>
/// Split this surface using a plane as cutting tool.
/// </summary>
/// <param name="splittingPlane">Plane as cutting tool.</param>
/// <returns>Array of surfaces.</returns>
public DSSurface[] Split(DSPlane splittingPlane)
{
ISurfaceEntity[] splitSurfaces = SurfaceEntity.Split(splittingPlane.HostImpl as IPlaneEntity);
if (null == splitSurfaces || splitSurfaces.Length < 1)
{
throw new System.InvalidOperationException(string.Format(Properties.Resources.OperationFailed, "DSSurface.Split"));
}
return splitSurfaces.ConvertAll((ISurfaceEntity host) => host.ToSurf(true, this));
}
/// <summary>
/// Constructors a point by projecting a point on a plane. It is
/// equivalent to finding the nearest point on the plane.
/// </summary>
/// <param name="contextPlane">Plane of projection</param>
/// <returns>Point</returns>
public DSPoint Project(DSPlane contextPlane)
{
if (contextPlane == null)
{
throw new ArgumentNullException("contextPlane");
}
var pt = contextPlane.Project(this);
pt.Context = contextPlane;
pt.ReferencePoint = this;
pt.Persist();
return pt;
}
/// <summary>
///
/// </summary>
/// <param name="planes"></param>
/// <param name="selectPoint"></param>
/// <param name="autoExtend"></param>
/// <returns></returns>
public DSSurface Trim(DSPlane[] planes, DSPoint selectPoint, bool autoExtend)
{
if(null == planes)
throw new System.ArgumentNullException("planes");
return Trim(null, planes, null, null, selectPoint, autoExtend);
}
/// <summary>
/// Constructors a point by projecting a point on a plane with given project direction.
/// </summary>
/// <param name="contextPlane">Plane of projection</param>
/// <param name="direction">Projection direction</param>
/// <returns>Point</returns>
public DSPoint Project(DSPlane contextPlane, DSVector direction)
{
if (contextPlane == null)
{
throw new ArgumentNullException("contextPlane");
}
else if (direction == null)
{
throw new ArgumentNullException("direction");
}
else if (direction.IsZeroVector())
{
throw new ArgumentException(string.Format(Properties.Resources.IsZeroVector, "direction"));
}
else if (direction.IsPerpendicular(contextPlane.Normal))
{
throw new ArgumentException(string.Format(Properties.Resources.IsParallel, "contextPlane", "direction", "DSPoint.Project"));
}
var pt = contextPlane.Project(this, direction);
pt.Context = contextPlane;
pt.ReferencePoint = this;
pt.Direction = direction;
pt.Persist();
return pt;
}
internal virtual IGeometryEntity[] IntersectWithPlane(DSPlane plane)
{
throw new System.InvalidOperationException(string.Format(Properties.Resources.InvalidIntersect, GetType().Name, "DSPlane"));
}
/// <summary>
///
/// </summary>
/// <param name="planes"></param>
/// <param name="selectPoint"></param>
/// <returns></returns>
public DSSolid Trim(DSPlane[] planes, DSPoint selectPoint)
{
return Trim(planes, null, null, selectPoint);
}
// TODO: To be fixed - pratapa
/// <summary>
///
/// </summary>
/// <param name="planes"></param>
/// <param name="surfaces"></param>
/// <param name="solids"></param>
/// <param name="selectPoint"></param>
/// <returns></returns>
public DSSolid Trim(DSPlane[] planes, DSSurface[] surfaces, DSSolid[] solids, DSPoint selectPoint)
{
IPlaneEntity[] hostPlanes = planes.ConvertAll(DSGeometryExtension.ToEntity<DSPlane, IPlaneEntity>);
ISurfaceEntity[] hostSurfaces = surfaces.ConvertAll(DSGeometryExtension.ToEntity<DSSurface, ISurfaceEntity>);
ISolidEntity[] hostSolids = solids.ConvertAll(DSGeometryExtension.ToEntity<DSSolid, ISolidEntity>);
if (selectPoint == null)
throw new System.ArgumentNullException("selectPoint");
IPointEntity hostPoint = selectPoint.PointEntity;
if (hostPlanes == null && hostSurfaces == null && hostSolids == null)
throw new System.ArgumentException(string.Format(Properties.Resources.InvalidInput, "DSGeometry", "DSSolid.Trim"));
ISolidEntity trimSolid = SolidEntity.Trim(hostPlanes, hostSurfaces, hostSolids, hostPoint);
if (null == trimSolid)
throw new System.Exception(string.Format(Properties.Resources.OperationFailed, "DSSolid.Trim"));
Hide(planes);
Hide(surfaces);
Hide(solids);
SetVisibility(false);
return new DSSolid(trimSolid, true);
}
/// <summary>
/// Returns a plane at a point on the curve by given paramater and use
/// the tangent at the point as Normal of the plane. This method can
/// specify the size of the plane.
/// Argument Requirement:
/// planeSize >= 1
/// </summary>
/// <param name="param"></param>
/// <param name="planeSize"></param>
/// <returns></returns>
public DSPlane PlaneAtParameter(double param, double planeSize)
{
var origin = CurveEntity.PointAtParameter(param).ToPoint(false, null);
var tangent = TangentAtParameter(param);
DSPlane result = new DSPlane(origin, tangent, planeSize, true, this);
result.T = param;
result.Distance = CurveEntity.DistanceAtParameter(param);
return result;
}
internal override IGeometryEntity[] IntersectWithPlane(DSPlane plane)
{
return(SurfaceEntity.IntersectWith(plane.PlaneEntity));
}
/// <summary>
///
/// </summary>
/// <param name="plane"></param>
/// <param name="selectPoint"></param>
/// <returns></returns>
public DSSolid Trim(DSPlane plane, DSPoint selectPoint)
{
DSPlane[] planes = { plane };
return Trim(planes, null, null, selectPoint);
}