IfcGeom refactoring pt. 1

2026-08-14 19:34:34 +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 +1,118 @@
+/********************************************************************************
+ *                                                                              *
+ * 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::IfcObjectPlacement* l, gp_Trsf& trsf) {
+	IN_CACHE(IfcObjectPlacement,l,gp_Trsf,trsf)
+	if ( ! l->declaration().is(IfcSchema::IfcLocalPlacement::Class()) ) {
+		Logger::Message(Logger::LOG_ERROR, "Unsupported IfcObjectPlacement:", l);
+		return false; 		
+	}
+	IfcSchema::IfcLocalPlacement* current = (IfcSchema::IfcLocalPlacement*)l;
+	for (;;) {
+
+		gp_Trsf trsf2;
+		IfcSchema::IfcAxis2Placement* relplacement = current->RelativePlacement();
+		if (relplacement->as<IfcSchema::IfcAxis2Placement3D>()) {
+			IfcGeom::Kernel::convert(relplacement->as<IfcSchema::IfcAxis2Placement3D>(),trsf2);
+			trsf.PreMultiply(trsf2);
+		}
+
+		if (current->PlacementRelTo()) {
+			IfcSchema::IfcObjectPlacement* parent = current->PlacementRelTo();
+
+			bool parent_placement_ignored = false;
+			if (placement_rel_to_type_ || placement_rel_to_instance_) {
+				IfcSchema::IfcProduct::list::ptr parent_places = parent->PlacesObject();
+				for (auto iter = parent_places->begin(); iter != parent_places->end(); ++iter) {
+					if ((placement_rel_to_type_ && (*iter)->declaration().is(*placement_rel_to_type_)) ||
+						(placement_rel_to_instance_ && (*iter)->as<IfcUtil::IfcBaseEntity>() == placement_rel_to_instance_)) {
+						parent_placement_ignored = true;
+					}
+				}
+			}
+
+			if (parent_placement_ignored) {
+				// The parent placement of the current is a placement for a type that is
+				// being ignored (Site or Building) or it is the host element of an opening.
+				break;
+			} else if (parent->declaration().is(IfcSchema::IfcLocalPlacement::Class())) {
+				// Keep processing parent placements
+				current = current->PlacementRelTo()->as<IfcSchema::IfcLocalPlacement>();
+			} else {
+				// This is the root placement (typically Site).
+				break;
+			}
+		} else {
+			break;
+		}
+	}
+
+	trsf.PreMultiply(offset_and_rotation);
+	
+	CACHE(IfcObjectPlacement,l,trsf)
+	return true;
+}