IfcGeom refactoring pt. 1

2026-08-12 18:43:26 +00:00 · 2022-06-14 15:02:54 +02:00
parent 0f85890c72
commit d6f8448c83
90 changed files with 10675 additions and 5625 deletions
@@ -0,0 +1,107 @@
+/********************************************************************************
+ *                                                                              *
+ * 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 <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 <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 <BRepOffsetAPI_Sewing.hxx>
+#include <BRepBuilderAPI_MakeFace.hxx>
+#include <BRepBuilderAPI_MakeEdge.hxx>
+#include <BRepBuilderAPI_MakeWire.hxx>
+#include <BRepBuilderAPI_MakePolygon.hxx>
+#include <BRepBuilderAPI_MakeVertex.hxx>
+#include <TopoDS.hxx>
+#include <TopoDS_Wire.hxx>
+#include <TopoDS_Face.hxx>
+#include <TopExp_Explorer.hxx>
+#include <BRepPrimAPI_MakePrism.hxx>
+#include <BRepBuilderAPI_MakeShell.hxx>
+#include <BRepBuilderAPI_MakeSolid.hxx>
+#include <BRepPrimAPI_MakeHalfSpace.hxx>
+#include <BRepAlgoAPI_Cut.hxx>
+#include <ShapeFix_Shape.hxx>
+#include <ShapeFix_ShapeTolerance.hxx>
+#include <ShapeFix_Solid.hxx>
+#include <BRepFilletAPI_MakeFillet2d.hxx>
+#include <TopLoc_Location.hxx>
+#include "../ifcgeom/IfcGeom.h"
+
+#define Kernel MAKE_TYPE_NAME(Kernel)
+
+bool IfcGeom::Kernel::convert(const IfcSchema::IfcCartesianTransformationOperator2D* l, gp_Trsf2d& trsf) {
+	IN_CACHE(IfcCartesianTransformationOperator2D,l,gp_Trsf2d,trsf)
+
+	gp_Pnt origin;
+	gp_Dir axis1 (1.,0.,0.);
+	gp_Dir axis2 (0.,1.,0.);
+	
+	IfcGeom::Kernel::convert(l->LocalOrigin(),origin);
+	if ( l->Axis1() ) IfcGeom::Kernel::convert(l->Axis1(),axis1);
+	if ( l->Axis2() ) IfcGeom::Kernel::convert(l->Axis2(),axis2);
+	
+	const gp_Pnt2d origin2d(origin.X(), origin.Y());
+	const gp_Dir2d axis12d(axis1.X(), axis1.Y());
+	const gp_Dir2d axis22d(axis2.X(), axis2.Y());
+
+	// A better match to represent the IfcCartesianTransformationOperator2D would
+	// be the gp_Ax22d, but to my knowledge no easy way exists to convert it into
+	// a gp_Trsf2d. Easiest would probably be to simply update the underlying
+	// gp_Mat2d directly.
+	
+	const gp_Ax2d ax2d (origin2d, axis12d);
+	trsf.SetTransformation(ax2d);
+	
+	if ( ax2d.Direction().Rotated(M_PI / 2.).Dot(axis22d) < 0. ) {
+		gp_Trsf2d mirror; mirror.SetMirror(ax2d);
+		trsf.Multiply(mirror);
+	}
+
+	trsf.Invert();
+	if (l->Scale() && !ALMOST_THE_SAME(*l->Scale(), 1.)) {
+		trsf.SetScaleFactor(*l->Scale());
+	}
+
+	if (is_identity(trsf, getValue(GV_PRECISION))) {
+		trsf = gp_Trsf2d();
+	}
+
+	CACHE(IfcCartesianTransformationOperator2D,l,trsf)
+	return true;
+}