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IfcOpenShell/src/ifcgeom/IfcCompositeCurve.cpp
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Thomas Krijnen d6f8448c83 IfcGeom refactoring pt. 1
2022-06-14 15:02:54 +02:00

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/********************************************************************************
* *
* This file is part of IfcOpenShell. *
* *
* IfcOpenShell is free software: you can redistribute it and/or modify *
* it under the terms of the Lesser GNU General Public License as published by *
* the Free Software Foundation, either version 3.0 of the License, or *
* (at your option) any later version. *
* *
* IfcOpenShell is distributed in the hope that it will be useful, *
* but WITHOUT ANY WARRANTY; without even the implied warranty of *
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
* Lesser GNU General Public License for more details. *
* *
* You should have received a copy of the Lesser GNU General Public License *
* along with this program. If not, see <http://www.gnu.org/licenses/>. *
* *
********************************************************************************/
#include <cmath>
#include <gp_Pnt.hxx>
#include <gp_Vec.hxx>
#include <gp_Dir.hxx>
#include <gp_Pnt2d.hxx>
#include <gp_Vec2d.hxx>
#include <gp_Dir2d.hxx>
#include <gp_Mat.hxx>
#include <gp_Mat2d.hxx>
#include <gp_GTrsf.hxx>
#include <gp_GTrsf2d.hxx>
#include <gp_Trsf.hxx>
#include <gp_Trsf2d.hxx>
#include <gp_Ax3.hxx>
#include <gp_Ax2d.hxx>
#include <gp_Pln.hxx>
#include <gp_Circ.hxx>
#include <GC_MakeCircle.hxx>
#include <TColgp_Array1OfPnt.hxx>
#include <TColgp_Array1OfPnt2d.hxx>
#include <TColStd_Array1OfReal.hxx>
#include <TColStd_Array1OfInteger.hxx>
#include <Geom_Line.hxx>
#include <Geom_Circle.hxx>
#include <Geom_Ellipse.hxx>
#include <Geom_TrimmedCurve.hxx>
#include <BRepBuilderAPI_MakeVertex.hxx>
#include <BRepBuilderAPI_MakeFace.hxx>
#include <BRepBuilderAPI_MakeEdge.hxx>
#include <BRepBuilderAPI_MakeWire.hxx>
#include <BRepBuilderAPI_MakeShell.hxx>
#include <BRepBuilderAPI_MakeSolid.hxx>
#include <BRepBuilderAPI_MakePolygon.hxx>
#include <BRepBuilderAPI_MakeVertex.hxx>
#include <TopoDS.hxx>
#include <TopoDS_Wire.hxx>
#include <TopoDS_Face.hxx>
#include <TopExp.hxx>
#include <TopExp_Explorer.hxx>
#include <TopLoc_Location.hxx>
#include <TopTools_ListOfShape.hxx>
#include <BRepAlgoAPI_Cut.hxx>
#include <BRepOffsetAPI_Sewing.hxx>
#include <BRepPrimAPI_MakePrism.hxx>
#include <BRepPrimAPI_MakeHalfSpace.hxx>
#include <BRepFilletAPI_MakeFillet2d.hxx>
#include <BRep_Tool.hxx>
#include <ShapeFix_Shape.hxx>
#include <ShapeFix_ShapeTolerance.hxx>
#include <ShapeFix_Solid.hxx>
#include <Geom_BSplineCurve.hxx>
#include <BRepTools_WireExplorer.hxx>
#include <ShapeBuild_ReShape.hxx>
#include <TopTools_ListOfShape.hxx>
#include <TopTools_ListIteratorOfListOfShape.hxx>
#include <BRepAdaptor_CompCurve.hxx>
#include <Standard_Version.hxx>
#include <BRepAdaptor_HCompCurve.hxx>
#include <Approx_Curve3d.hxx>
#include "../ifcgeom/IfcGeom.h"
#include <Extrema_ExtPC.hxx>
#include "../ifcgeom_schema_agnostic/wire_builder.h"
#define _USE_MATH_DEFINES
#define Kernel MAKE_TYPE_NAME(Kernel)
bool IfcGeom::Kernel::convert(const IfcSchema::IfcCompositeCurve* l, TopoDS_Wire& wire) {
if ( getValue(GV_PLANEANGLE_UNIT)<0 ) {
Logger::Message(Logger::LOG_WARNING,"Creating a composite curve without unit information:",l);
// Temporarily pretend we do have unit information
setValue(GV_PLANEANGLE_UNIT,1.0);
bool succes_radians = false;
bool succes_degrees = false;
bool use_radians = false;
bool use_degrees = false;
// First try radians
TopoDS_Wire wire_radians, wire_degrees;
try {
succes_radians = IfcGeom::Kernel::convert(l,wire_radians);
} catch (const std::exception& e) {
Logger::Notice(e);
} catch (const Standard_Failure& e) {
if (e.GetMessageString() && strlen(e.GetMessageString())) {
Logger::Notice(e.GetMessageString());
} else {
Logger::Notice("Unknown error using radians");
}
} catch (...) {
Logger::Notice("Unknown error using radians");
}
// Now try degrees
setValue(GV_PLANEANGLE_UNIT,0.0174532925199433);
try {
succes_degrees = IfcGeom::Kernel::convert(l,wire_degrees);
} catch (const std::exception& e) {
Logger::Notice(e);
} catch (const Standard_Failure& e) {
if (e.GetMessageString() && strlen(e.GetMessageString())) {
Logger::Notice(e.GetMessageString());
} else {
Logger::Notice("Unknown error using degrees");
}
} catch (...) {
Logger::Notice("Unknown error using degrees");
}
// Restore to unknown unit state
setValue(GV_PLANEANGLE_UNIT,-1.0);
if ( succes_degrees && ! succes_radians ) {
use_degrees = true;
} else if ( succes_radians && ! succes_degrees ) {
use_radians = true;
} else if ( succes_radians && succes_degrees ) {
if ( wire_degrees.Closed() && ! wire_radians.Closed() ) {
use_degrees = true;
} else if ( wire_radians.Closed() && ! wire_degrees.Closed() ) {
use_radians = true;
} else {
// No heuristic left to prefer the one over the other,
// apparently both variants are equally successful.
// The curve might be composed of only straight segments.
// Let's go with the wire created using radians as that
// at least is a SI unit.
use_radians = true;
}
}
if ( use_radians ) {
Logger::Message(Logger::LOG_NOTICE,"Used radians to create composite curve");
wire = wire_radians;
} else if ( use_degrees ) {
Logger::Message(Logger::LOG_NOTICE,"Used degrees to create composite curve");
wire = wire_degrees;
}
return use_radians || use_degrees;
}
#ifdef SCHEMA_HAS_IfcSegment
// 4x3
IfcSchema::IfcSegment::list::ptr segments = l->Segments();
#else
IfcSchema::IfcCompositeCurveSegment::list::ptr segments = l->Segments();
#endif
TopTools_ListOfShape converted_segments;
for (auto it = segments->begin(); it != segments->end(); ++it) {
if (!(*it)->declaration().is(IfcSchema::IfcCompositeCurveSegment::Class())) {
Logger::Error("Not implemented", *it);
return false;
}
IfcSchema::IfcCurve* curve = ((IfcSchema::IfcCompositeCurveSegment*)(*it))->ParentCurve();
// The type of ParentCurve is IfcCurve, but the documentation says:
// ParentCurve: The *bounded curve* which defines the geometry of the segment.
// At least let's exclude IfcLine as an infinite linear segment
// definitely does not make any sense.
TopoDS_Wire segment;
if (curve->as<IfcSchema::IfcLine>()) {
Logger::Notice("Infinite IfcLine used as ParentCurve of segment, treating as a segment", *it);
Handle_Geom_Curve handle;
convert_curve(curve, handle);
double u0 = 0.0;
double u1 = curve->as<IfcSchema::IfcLine>()->Dir()->Magnitude() * getValue(GV_LENGTH_UNIT);
if (u1 < getValue(GV_PRECISION)) {
Logger::Warning("Segment length below tolerance", *it);
}
BRepBuilderAPI_MakeEdge me(handle, u0, u1);
if (me.IsDone()) {
BRep_Builder B;
B.MakeWire(segment);
B.Add(segment, me.Edge());
}
} else if (!convert_wire(curve, segment)) {
const bool failed_on_purpose = curve->as<IfcSchema::IfcPolyline>() && !segment.IsNull();
Logger::Message(failed_on_purpose ? Logger::LOG_WARNING : Logger::LOG_ERROR, "Failed to convert curve:", curve);
continue;
}
if (!((IfcSchema::IfcCompositeCurveSegment*)(*it))->SameSense()) {
segment.Reverse();
}
ShapeFix_ShapeTolerance FTol;
FTol.SetTolerance(segment, getValue(GV_PRECISION), TopAbs_WIRE);
converted_segments.Append(segment);
}
if (converted_segments.Extent() == 0) {
Logger::Message(Logger::LOG_ERROR, "No segment succesfully converted:", l);
return false;
}
BRepBuilderAPI_MakeWire w;
TopoDS_Vertex wire_first_vertex, wire_last_vertex, edge_first_vertex, edge_last_vertex;
TopTools_ListIteratorOfListOfShape it(converted_segments);
aggregate_of_instance::ptr profile = l->data().getInverse(&IfcSchema::IfcProfileDef::Class(), -1);
const bool force_close = profile && profile->size() > 0;
util::wire_builder bld(getValue(GV_PRECISION), l);
util::shape_pair_enumerate(it, bld, force_close);
wire = bld.wire();
return true;
}
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