File renames, build script and cmake updates

src/ifcgeom/kernels/opencascade/face_definition.h

@@ -0,0 +1,78 @@
+/********************************************************************************
+ *                                                                              *
+ * 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/>.         *
+ *                                                                              *
+ ********************************************************************************/
+
+#ifndef FACE_DEFINITION_H
+#define FACE_DEFINITION_H
+
+#include <TopoDS_Wire.hxx>
+#include <Geom_Surface.hxx>
+
+#include <map>
+#include <vector>
+
+namespace IfcGeom {
+	namespace util {
+
+		/* Returns whether wire conforms to a polyhedron, i.e. only edges with linear curves*/
+		bool is_polyhedron(const TopoDS_Wire& wire);
+
+		/* A temporary structure to store the intermediate data for the face conversion */
+		class face_definition {
+		private:
+			Handle(Geom_Surface) surface_;
+			std::vector<TopoDS_Wire> wires_;
+			bool all_outer_;
+		public:
+			face_definition() : surface_(), all_outer_(false) {}
+
+			typedef std::vector<TopoDS_Wire>::const_iterator wire_it;
+
+			bool& all_outer() {
+				return all_outer_;
+			}
+
+			bool all_outer() const {
+				return all_outer_;
+			}
+
+			Handle(Geom_Surface)& surface() {
+				return surface_;
+			}
+
+			const Handle(Geom_Surface)& surface() const {
+				return surface_;
+			}
+
+			std::vector<TopoDS_Wire>& wires() {
+				return wires_;
+			}
+
+			const TopoDS_Wire& outer_wire() const {
+				return wires_.front();
+			}
+
+			std::pair<wire_it, wire_it> inner_wires() const {
+				return { wires_.begin() + 1, wires_.end() };
+			}
+		};	
+
+	}
+}
+
+#endif