--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/Sources/StructureSetGeometry.h	Thu Apr 04 20:37:08 2024 +0200
@@ -0,0 +1,76 @@
+/**
+ * SPDX-FileCopyrightText: 2023-2024 Sebastien Jodogne, UCLouvain, Belgium
+ * SPDX-License-Identifier: GPL-3.0-or-later
+ */
+
+/**
+ * STL plugin for Orthanc
+ * Copyright (C) 2023-2024 Sebastien Jodogne, UCLouvain, Belgium
+ *
+ * This program is free software: you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation, either version 3 of the
+ * License, or (at your option) any later version.
+ *
+ * This program 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 GNU
+ * General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see <http://www.gnu.org/licenses/>.
+ **/
+
+
+#pragma once
+
+#include "StructureSet.h"
+
+
+class StructureSetGeometry : public boost::noncopyable
+{
+private:
+  Vector3D  slicesNormal_;
+  double    slicesSpacing_;
+  double    minProjectionAlongNormal_;
+  double    maxProjectionAlongNormal_;
+  size_t    slicesCount_;
+
+  bool LookupProjectionIndex(size_t& index,
+                             double z) const;
+
+public:
+  StructureSetGeometry(const StructureSet& structures,
+                       bool strict);
+  
+  const Vector3D& GetSlicesNormal() const
+  {
+    return slicesNormal_;
+  }
+
+  double GetSlicesSpacing() const
+  {
+    return slicesSpacing_;
+  }
+
+  double GetMinProjectionAlongNormal() const
+  {
+    return minProjectionAlongNormal_;
+  }
+
+  double GetMaxProjectionAlongNormal() const
+  {
+    return maxProjectionAlongNormal_;
+  }
+
+  bool ProjectAlongNormal(double& z,
+                          const StructurePolygon& polygon) const;
+
+  size_t GetSlicesCount() const
+  {
+    return slicesCount_;
+  }
+
+  bool LookupSliceIndex(size_t& slice,
+                        const StructurePolygon& polygon) const;
+};