//--------------------------------------------------------------------------------------------------
protected TopoDS_Shape GetOperand2DFaces(int operandIndex, Pln?boundToPlane)
{
if (boundToPlane.HasValue)
{
GetOperand(operandIndex)?.BindToPlane(GetCoordinateSystem(), this, boundToPlane);
}
var sourceBrep = GetOperandBRep(operandIndex);
if (sourceBrep == null)
{
return(null);
}
// Check if we already have faces
var exp = new TopExp_Explorer(sourceBrep, TopAbs_ShapeEnum.TopAbs_FACE, TopAbs_ShapeEnum.TopAbs_SHAPE);
if (exp.More())
{
return(sourceBrep);
}
var baseFacesShape = TopoUtils.CreateFacesFromWires(sourceBrep, Pln.XOY);
if (boundToPlane != null && baseFacesShape != null)
{
var trsf = new Trsf(boundToPlane.Value.Rotation(), boundToPlane.Value.Location.ToVec());
baseFacesShape = baseFacesShape.Moved(new TopLoc_Location(trsf));
}
return(baseFacesShape);
}
//--------------------------------------------------------------------------------------------------
TopoDS_Face _MakeBendSectionFace(MakeContext context)
{
if (_Relief == ReliefFlags.None)
{
return(context.FlangeFace);
}
if (context.OppositeEdge == null)
{
Messages.Error("No opposite edge found for building relief.");
return(null);
}
if (_Relief.HasFlag(Relief & ReliefFlags.Rectangular))
{
// Get notch depth = half distance between both bend and op edge
var distTool = new BRepExtrema_DistShapeShape(context.BendEdge, context.OppositeEdge);
var notchDepth = distTool.Value() * 0.5;
var notchVector = context.TopDirection.ToVec().Multiplied(-notchDepth);
// Get edge points
var points = new Pnt[4];
var bendEdgeAdaptor = new BRepAdaptor_Curve(context.BendEdge);
points[0] = bendEdgeAdaptor.Value(bendEdgeAdaptor.FirstParameter());
points[1] = bendEdgeAdaptor.Value(bendEdgeAdaptor.LastParameter());
var opEdgeAdaptor = new BRepAdaptor_Curve(context.OppositeEdge);
points[2] = opEdgeAdaptor.Value(opEdgeAdaptor.LastParameter());
points[3] = opEdgeAdaptor.Value(opEdgeAdaptor.FirstParameter());
// Move
if (_Relief.HasFlag(ReliefFlags.OppositeSide))
{
notchVector.Reverse();
points[2].Translate(notchVector);
points[3].Translate(notchVector);
}
else
{
points[0].Translate(notchVector);
points[1].Translate(notchVector);
}
// Make face
return(TopoUtils.MakeFace(points));
}
return(null);
}
void eConsulta(SharpMap.Data.FeatureDataTable resultado)
{
try
{
if ((resultado as DataTable).Rows.Count > 0)
{
SharpMap.Data.FeatureDataRow fdr = TopoUtils.LocatePolygon2(this.ultimaPosicion, resultado);
Estancia est = AdminMapas.RefrescaCapaInfoEst(this.Mapa, fdr[1].ToString());
this.actualizarPropiedades(est);
this.tabControl1.SelectedTab = tpInfo;
this.miVMapa.Refresh();
}
}
catch (Exception error)
{
System.Windows.Forms.MessageBox.Show(error.Message, "Error");
}
}
//--------------------------------------------------------------------------------------------------
bool _AddSectionToResult(MakeContext context, Section section, Trsf transformation)
{
if (section.IsBendSection)
{
// Calculate k-factor and bend allowance
// k = 0.65 + 0.5 * log(r/s)
// This is DIN/ISO value range of 0..2
var thickness = section.BendParameter.Radii[0].Distance(section.BendParameter.Radii[1]).Abs();
var radius = Math.Min(section.BendParameter.Radii[0], section.BendParameter.Radii[1]);
var kfac = (0.65 + 0.5 * Math.Log10(radius / thickness)).Clamp(0.0, 1.0);
var bendAllowance = (radius + thickness * 0.5 * kfac) * section.BendParameter.AngleRad;
if (context.DebugOutput)
{
Messages.Trace($"The bend section has following parameters: thickness {thickness} radius {radius} kfactor {kfac} angle {section.BendParameter.AngleRad} bend allowance {bendAllowance}.");
}
var axes = new []
{
section.BendParameter.Axes[0],
section.BendParameter.Axes[1]
};
// Which side of the bend section is our in-side?
// A point translated along the XDirection of the axis using one of the radii must be on the edge.
var swapSign = 1.0;
var edgeAdaptor = new BRepAdaptor_Curve(section.BendParameter.ConnectedInSharedEdges[0]);
var pnt0 = axes[0].Location.Translated(axes[0].XDirection.ToVec() * section.BendParameter.Radii[0]);
var pnt1 = axes[0].Location.Translated(axes[0].XDirection.ToVec() * section.BendParameter.Radii[1]);
if (!(edgeAdaptor.Line().Contains(pnt0, 0.000001) || edgeAdaptor.Line().Contains(pnt1, 0.000001)))
{
swapSign = -1.0;
axes[0].Rotate(section.BendParameter.Axes[0].Axis, section.BendParameter.AngleRad);
axes[1].Rotate(section.BendParameter.Axes[1].Axis, section.BendParameter.AngleRad);
}
axes[0].Transform(transformation);
axes[1].Transform(transformation);
// Create no bend section, if kfac==0
if (kfac > 0.0)
{
// Reconstruct faces
var pnts = new Pnt[4]; // Corner points of one section
pnts[0] = axes[0].Location.Translated(axes[0].XDirection.ToVec() * section.BendParameter.Radii[0]);
pnts[1] = axes[1].Location.Translated(axes[1].XDirection.ToVec() * section.BendParameter.Radii[0]);
pnts[2] = axes[0].Location.Translated(axes[0].XDirection.ToVec() * section.BendParameter.Radii[1]);
pnts[3] = axes[1].Location.Translated(axes[1].XDirection.ToVec() * section.BendParameter.Radii[1]);
var extrudeVec = axes[0].YDirection.ToVec() * swapSign * bendAllowance; // Vector to extrude to the other section
// Top/Bottom
context.Sewer.Add(TopoUtils.MakeFace(new[] { pnts[0], pnts[0].Translated(extrudeVec), pnts[1].Translated(extrudeVec), pnts[1] }));
context.Sewer.Add(TopoUtils.MakeFace(new[] { pnts[2], pnts[2].Translated(extrudeVec), pnts[3].Translated(extrudeVec), pnts[3] }));
// Sides
context.Sewer.Add(TopoUtils.MakeFace(new[] { pnts[0], pnts[0].Translated(extrudeVec), pnts[2].Translated(extrudeVec), pnts[2] }));
context.Sewer.Add(TopoUtils.MakeFace(new[] { pnts[1], pnts[1].Translated(extrudeVec), pnts[3].Translated(extrudeVec), pnts[3] }));
}
// Create transform for connected sections
var rotTrsf = new Trsf(axes[0].Axis, swapSign * -section.BendParameter.AngleRad);
transformation.PreMultiply(rotTrsf);
var dispTrsf = new Trsf(axes[0].YDirection.ToVec() * swapSign * bendAllowance);
transformation.PreMultiply(dispTrsf);
//section.Faces.ForEach(f => context.Sewer.Add(f));
}
else
{
// Copy all faces to the result
foreach (var face in section.Faces)
{
var transformedFace = face.Moved(new TopLoc_Location(transformation));
context.Sewer.Add(transformedFace);
//context.Sewer.Add(face);
}
}
// Process children
foreach (var child in section.Children)
{
_AddSectionToResult(context, child, transformation);
}
return(true);
}
//--------------------------------------------------------------------------------------------------
bool _DoThicken(MakeContext context)
{
// Do we need to thicken?
if (context.AllWiresClosed &&
_StartCapping != CappingMode.None &&
_EndCapping != CappingMode.None)
{
return(true);
}
// Get tolerance
var anaTolerance = new ShapeAnalysis_ShapeTolerance();
var tolerance = anaTolerance.Tolerance(context.Result, 1, TopAbs_ShapeEnum.TopAbs_SHAPE); // Get max of all
var joinType = _ThickenCornerType == CornerType.Round ? GeomAbs_JoinType.GeomAbs_Arc : GeomAbs_JoinType.GeomAbs_Intersection;
if (context.AllWiresClosed)
{
// Thicken Solid and remove Caps
var removeFaceList = new TopTools_ListOfShape();
if (_StartCapping == CappingMode.None)
{
removeFaceList.Append(context.StartFace);
}
if (_EndCapping == CappingMode.None)
{
removeFaceList.Append(context.EndFace);
}
// Build thicken solid
var makeThick = new BRepOffsetAPI_MakeThickSolid();
var thicknessSign = ThickenDirection == Direction.Inwards ? -1 : 1;
makeThick.MakeThickSolidByJoin(context.Result, removeFaceList, Thickness * thicknessSign, tolerance,
BRepOffset_Mode.BRepOffset_Skin, true, false, joinType);
if (!makeThick.IsDone())
{
Messages.Error($"Failed to thicken solid: {makeThick.MakeOffset().Error().ToString()}.");
return(false);
}
context.Result = makeThick.Shape();
}
else
{
// Thicken shell
var shell = context.Result.Shells()[0];
if (shell == null)
{
Messages.Error("Generated shell is invalid.");
return(false);
}
var makeThick = new BRepOffset_MakeOffset();
var thicknessSign = ThickenDirection == Direction.Inwards ? -1 : 1;
makeThick.Initialize(shell, Thickness * thicknessSign, tolerance,
BRepOffset_Mode.BRepOffset_Skin, true, false, joinType, true);
makeThick.MakeOffsetShape();
if (!makeThick.IsDone())
{
Messages.Error($"Failed converting shell to thick solid: {makeThick.Error().ToString()}.");
return(false);
}
context.Result = makeThick.Shape();
TopoUtils.UpdateSolidOrientation(context.Result);
}
return(true);
}
//--------------------------------------------------------------------------------------------------
bool _MakeFlangeFace(MakeContext context)
{
if (_StartGap <= 0 && _EndGap <= 0)
{
context.FlangeFace = context.TargetFace;
return(true);
}
// Get points from bend edge and opposite edge
var points = new Pnt[4];
var bendEdgeAdaptor = new BRepAdaptor_Curve(context.BendEdge);
points[0] = bendEdgeAdaptor.Value(bendEdgeAdaptor.FirstParameter());
points[1] = bendEdgeAdaptor.Value(bendEdgeAdaptor.LastParameter());
if (points[0].Distance(points[1]) <= (_StartGap + _EndGap))
{
Messages.Error("The sum of start and end gap is higher than the length of the bending edge.");
return(false);
}
if (context.OppositeEdge == null)
{
Messages.Error("No opposite edge found for building flange face.");
return(false);
}
// Move vertices from bend edge to op edge
var distTool = new BRepExtrema_DistShapeShape(context.BendEdge, context.OppositeEdge);
var upVector = context.TopDirection.ToVec().Reversed() * distTool.Value();
points[2] = points[0].Translated(upVector);
points[3] = points[1].Translated(upVector);
// Sort points, Short edges must be 1->2 and 3->0
if (context.BendEdge.Orientation() == TopAbs_Orientation.TopAbs_REVERSED)
{
points.Swap(0, 1);
}
if (points[0].Distance(points[3]) > points[0].Distance(points[2]))
{
points.Swap(2, 3);
}
// Move
if (_StartGap > 0)
{
var startVector = context.BendAxis.Direction.ToVec().Multiplied(_StartGap);
points[0].Translate(startVector);
points[3].Translate(startVector);
}
if (_EndGap > 0)
{
var endVector = context.BendAxis.Direction.ToVec().Multiplied(-_EndGap);
points[1].Translate(endVector);
points[2].Translate(endVector);
}
// Generate face and new edges
context.FlangeFace = TopoUtils.MakeFace(points);
if (context.FlangeFace == null)
{
Messages.Error("Failed making flange face with gaps.");
return(false);
}
context.BendEdge = new BRepBuilderAPI_MakeEdge(points[0], points[1]).Edge();
context.OppositeEdge = new BRepBuilderAPI_MakeEdge(points[3], points[2]).Edge();
// Split original face to avoid problems with additional flanges on the same face
TopoDS_Edge startGapEdge = null, endGapEdge = null;
var splitOp = new BRepFeat_SplitShape(context.TargetShape);
if (_StartGap > 0)
{
startGapEdge = new BRepBuilderAPI_MakeEdge(points[0], points[3]).Edge();
splitOp.Add(startGapEdge, context.TargetFace);
}
if (_EndGap > 0)
{
endGapEdge = new BRepBuilderAPI_MakeEdge(points[1], points[2]).Edge();
splitOp.Add(endGapEdge, context.TargetFace);
}
splitOp.Build();
if (!splitOp.IsDone())
{
Messages.Error("Failed spliting gap edges into target face.");
return(false);
}
UpdateModifiedSubshapes(context.TargetShape, splitOp);
context.ModifiedTargetShape = splitOp.Shape();
// Update named shapes
var splitFaceList = splitOp.Modified(context.TargetFace).ToList();
foreach (var splitShape in splitFaceList)
{
var edges = splitShape.Edges();
foreach (var edge in edges)
{
if (startGapEdge != null && context.StartGapFace == null &&
edge.Orientation() == splitShape.Orientation() &&
edge.IsSame(startGapEdge))
{
context.StartGapFace = splitShape;
break;
}
if (endGapEdge != null && context.EndGapFace == null &&
edge.Orientation() != splitShape.Orientation() &&
edge.IsSame(endGapEdge))
{
context.EndGapFace = splitShape;
break;
}
}
}
return(true);
}
//--------------------------------------------------------------------------------------------------
TopoDS_Shape _CreateProfile(TopoDS_Edge firstSpineEdge)
{
var firstSpineCurve = firstSpineEdge.Curve(out double firstParam, out double secondParam);
if (firstSpineCurve == null)
{
return(null);
}
Pnt location = default;
Vec edgeTangent = default;
firstSpineCurve.D1(firstParam, ref location, ref edgeTangent);
Pln plane = new Pln(location, edgeTangent.ToDir());
// Custom sketch
if (_Profile == ProfileType.Custom)
{
return(_CreateProfileFromSketch(plane));
}
// Presets
var edges = _CreateProfileEdges(plane, _SizeX * 0.5, _SizeY * 0.5);
if (_Debug_WriteoutProfile)
{
TopoDS_Builder builder = new();
TopoDS_Compound compound = new();
builder.MakeCompound(compound);
foreach (var edge in edges)
{
builder.Add(compound, edge);
}
File.WriteAllBytes(@"_Debug_PipeProfile.brep", BRepExchange.WriteASCII(compound, false));
}
BRepBuilderAPI_MakeWire wireMaker = new();
foreach (var edge in _CreateProfileEdges(plane, _SizeX * 0.5, _SizeY * 0.5))
{
wireMaker.Add(edge);
}
TopoDS_Shape result = wireMaker.Wire();
if (_Profile == ProfileType.HollowCircle ||
_Profile == ProfileType.HollowRectangle)
{
var innerSizeX = _SizeX * 0.5 - _Thickness;
var innerSizeY = _SizeY * 0.5 - _Thickness;
if (innerSizeX > 0 && (_Flags.HasFlag(PipeFlags.SymmetricProfile) || innerSizeY > 0))
{
TopoDS_Builder builder = new();
TopoDS_Compound compound = new();
builder.MakeCompound(compound);
builder.Add(compound, result);
wireMaker = new();
foreach (var edge in _CreateProfileEdges(plane, innerSizeX, innerSizeY))
{
wireMaker.Add(edge);
}
builder.Add(compound, wireMaker.Wire());
result = compound;
}
}
var face = TopoUtils.CreateFacesFromWires(result, plane);
return(face);
}