From 0279f7eaf4ddd9d8d950d1413ed38e61aa166bcf Mon Sep 17 00:00:00 2001
From: Maxime Gimeno <maxime.gimeno@gmail.com>
Date: Wed, 22 Mar 2017 11:16:48 +0100
Subject: [PATCH] Prepare Surface_mesh_item for selection_plugin

---
 .../Polyhedron/Scene_surface_mesh_item.cpp    |  60 ++++++++
 .../demo/Polyhedron/Scene_surface_mesh_item.h | 129 ++++++++++++++++++
 2 files changed, 189 insertions(+)

diff --git a/Polyhedron/demo/Polyhedron/Scene_surface_mesh_item.cpp b/Polyhedron/demo/Polyhedron/Scene_surface_mesh_item.cpp
index 3df77688098..513676ff7a5 100644
--- a/Polyhedron/demo/Polyhedron/Scene_surface_mesh_item.cpp
+++ b/Polyhedron/demo/Polyhedron/Scene_surface_mesh_item.cpp
@@ -13,6 +13,7 @@
 
 #include <CGAL/Polygon_mesh_processing/compute_normal.h>
 #include "triangulate_primitive.h"
+#include "properties.h"
 
 typedef boost::graph_traits<Scene_surface_mesh_item::SMesh>::face_descriptor face_descriptor;
 typedef boost::graph_traits<Scene_surface_mesh_item::SMesh>::halfedge_descriptor halfedge_descriptor;
@@ -107,6 +108,9 @@ struct Scene_surface_mesh_item_priv{
   Scene_surface_mesh_item *item;
 
   mutable SMesh::Property_map<face_descriptor,int> fpatch_id_map;
+  mutable SMesh::Property_map<vertex_descriptor,int> v_selection_map;
+  mutable SMesh::Property_map<face_descriptor,int> f_selection_map;
+
   Color_vector colors_;
   void computeElements() const;
 };
@@ -161,6 +165,60 @@ Scene_surface_mesh_item::clone() const
 { return new Scene_surface_mesh_item(*this); }
 
 
+Scene_surface_mesh_item::Vertex_selection_map
+Scene_surface_mesh_item::vertex_selection_map()
+{
+   if(! d->v_selection_map){
+    d->v_selection_map = d->smesh_->add_property_map<vertex_descriptor,int>("v:selection").first;
+   }
+   return d->v_selection_map;
+}
+
+Scene_surface_mesh_item::Face_selection_map
+Scene_surface_mesh_item::face_selection_map()
+{
+   if(! d->f_selection_map){
+    d->f_selection_map = d->smesh_->add_property_map<face_descriptor,int>("f:selection").first;
+   }
+   return d->f_selection_map;
+}
+
+// AF: is this expensive in practice??
+/*
+Scene_surface_mesh_item::Halfedge_is_feature_map
+get(halfedge_is_feature_t, Scene_surface_mesh_item::SMesh& smesh)
+{
+  return smesh.add_property_map<halfedge_descriptor,bool>("h:is_feature").first;
+}
+
+
+Scene_surface_mesh_item::Face_patch_id_map
+get(face_patch_id_t, Scene_surface_mesh_item::SMesh& smesh)
+{
+  return smesh.add_property_map<face_descriptor,int>("f:patch_id").first;
+}
+
+
+Scene_surface_mesh_item::Face_selection_map
+get(face_selection_t, Scene_surface_mesh_item::SMesh& smesh)
+{
+  return smesh.add_property_map<face_descriptor,int>("f:selection").first;
+}
+
+
+Scene_surface_mesh_item::Vertex_selection_map
+get(vertex_selection_t, Scene_surface_mesh_item::SMesh& smesh)
+{
+  return smesh.add_property_map<vertex_descriptor,int>("v:selection").first;
+}
+
+inline
+Scene_surface_mesh_item::Vertex_num_feature_edges_map
+get(vertex_num_feature_edges_t, Scene_surface_mesh_item::SMesh& smesh)
+{
+  return smesh.add_property_map<vertex_descriptor,int>("v:nfe").first;
+}
+*/
 std::vector<QColor>&
 Scene_surface_mesh_item::color_vector()
 {
@@ -763,3 +821,5 @@ void Scene_surface_mesh_item::invalidateOpenGLBuffers()
   d->smesh_->collect_garbage();
 
 }
+
+
diff --git a/Polyhedron/demo/Polyhedron/Scene_surface_mesh_item.h b/Polyhedron/demo/Polyhedron/Scene_surface_mesh_item.h
index 3ec956fd9f9..54bc7686ea5 100644
--- a/Polyhedron/demo/Polyhedron/Scene_surface_mesh_item.h
+++ b/Polyhedron/demo/Polyhedron/Scene_surface_mesh_item.h
@@ -20,6 +20,8 @@
 
 #include <QColor>
 
+#include "properties.h"
+
 struct Scene_surface_mesh_item_priv;
 
 class SCENE_SURFACE_MESH_ITEM_EXPORT Scene_surface_mesh_item
@@ -32,6 +34,14 @@ public:
   typedef CGAL::Surface_mesh<Point> SMesh;
   typedef SMesh FaceGraph;
   typedef boost::graph_traits<SMesh>::face_descriptor face_descriptor;
+  typedef boost::graph_traits<SMesh>::vertex_descriptor vertex_descriptor;
+  typedef boost::graph_traits<SMesh>::halfedge_descriptor halfedge_descriptor;
+  typedef SMesh::Property_map<vertex_descriptor,int> Vertex_selection_map;
+  typedef SMesh::Property_map<face_descriptor,int> Face_selection_map;
+  typedef SMesh::Property_map<halfedge_descriptor, bool> Halfedge_is_feature_map;
+  typedef SMesh::Property_map<face_descriptor, int> Face_patch_id_map;
+  typedef SMesh::Property_map<vertex_descriptor,int> Vertex_num_feature_edges_map;
+
 
   Scene_surface_mesh_item();
   // Takes ownership of the argument.
@@ -55,6 +65,20 @@ public:
   Bbox bbox() const Q_DECL_OVERRIDE;
   QString toolTip() const Q_DECL_OVERRIDE;
 
+  // Only needed for Scene_polyhedron_item
+  void setItemIsMulticolor(bool){} 
+  void update_vertex_indices(){}
+  void update_halfedge_indices(){}
+  void update_facet_indices(){}
+
+  Vertex_selection_map vertex_selection_map();
+  Face_selection_map face_selection_map();
+
+  std::vector<QColor>& color_vector();
+  void set_patch_id(SMesh::Face_index f,int i)const;
+  int patch_id(SMesh::Face_index f)const;
+  bool supportsRenderingMode(RenderingMode m) const;
+
   SMesh* polyhedron();
   const SMesh* polyhedron() const;
 
@@ -68,6 +92,111 @@ protected:
   friend struct Scene_surface_mesh_item_priv;
   Scene_surface_mesh_item_priv* d;
 };
+#if 0
+Scene_surface_mesh_item::Halfedge_is_feature_map
+get(halfedge_is_feature_t, Scene_surface_mesh_item::SMesh& smesh);
+
+Scene_surface_mesh_item::Face_patch_id_map
+get(face_patch_id_t, Scene_surface_mesh_item::SMesh& smesh);
+
+Scene_surface_mesh_item::Vertex_selection_map
+get(vertex_selection_t, Scene_surface_mesh_item::SMesh& smesh);
+
+Scene_surface_mesh_item::Face_selection_map
+get(face_selection_t, Scene_surface_mesh_item::SMesh& smesh);
+
+Scene_surface_mesh_item::Vertex_num_feature_edges_map
+get(vertex_num_feature_edges_t, Scene_surface_mesh_item::SMesh& smesh);
+#else
+Scene_surface_mesh_item::Halfedge_is_feature_map
+inline get(halfedge_is_feature_t, Scene_surface_mesh_item::SMesh& smesh)
+{
+  typedef boost::graph_traits<Scene_surface_mesh_item::SMesh>::halfedge_descriptor halfedge_descriptor;
+  return smesh.add_property_map<halfedge_descriptor,bool>("h:is_feature").first;
+}
+
+
+Scene_surface_mesh_item::Face_patch_id_map
+inline get(face_patch_id_t, Scene_surface_mesh_item::SMesh& smesh)
+{
+  typedef  boost::graph_traits<Scene_surface_mesh_item::SMesh>::face_descriptor face_descriptor;
+  return smesh.add_property_map<face_descriptor,int>("f:patch_id").first;
+}
+
+
+Scene_surface_mesh_item::Face_selection_map
+inline get(face_selection_t, Scene_surface_mesh_item::SMesh& smesh)
+{
+  typedef  boost::graph_traits<Scene_surface_mesh_item::SMesh>::face_descriptor face_descriptor;
+  return smesh.add_property_map<face_descriptor,int>("f:selection").first;
+}
+
+
+Scene_surface_mesh_item::Vertex_selection_map
+inline get(vertex_selection_t, Scene_surface_mesh_item::SMesh& smesh)
+{
+  typedef  boost::graph_traits<Scene_surface_mesh_item::SMesh>::vertex_descriptor vertex_descriptor;
+  return smesh.add_property_map<vertex_descriptor,int>("v:selection").first;
+}
+
+inline
+Scene_surface_mesh_item::Vertex_num_feature_edges_map
+inline get(vertex_num_feature_edges_t, Scene_surface_mesh_item::SMesh& smesh)
+{
+  typedef  boost::graph_traits<Scene_surface_mesh_item::SMesh>::vertex_descriptor vertex_descriptor;
+  return smesh.add_property_map<vertex_descriptor,int>("v:nfe").first;
+}
+#endif
+
+namespace boost {
+  
+  template <>
+  struct property_map<Scene_surface_mesh_item::SMesh, halfedge_is_feature_t>
+  {
+    typedef Scene_surface_mesh_item::SMesh SMesh;
+    typedef boost::graph_traits<SMesh>::halfedge_descriptor halfedge_descriptor;
+  
+    typedef SMesh::Property_map<halfedge_descriptor, bool> type;
+  };
+  
+  template <>
+  struct property_map<Scene_surface_mesh_item::SMesh, face_patch_id_t>
+  {
+    typedef Scene_surface_mesh_item::SMesh SMesh;
+    typedef boost::graph_traits<SMesh>::face_descriptor face_descriptor;
+  
+    typedef SMesh::Property_map<face_descriptor, int> type;
+  }; 
+
+  template <>
+  struct property_map<Scene_surface_mesh_item::SMesh, vertex_selection_t>
+  {
+    typedef Scene_surface_mesh_item::SMesh SMesh;
+    typedef boost::graph_traits<SMesh>::vertex_descriptor vertex_descriptor;
+  
+    typedef SMesh::Property_map<vertex_descriptor, int> type;
+  };
+
+  template <>
+  struct property_map<Scene_surface_mesh_item::SMesh, face_selection_t>
+  {
+    typedef Scene_surface_mesh_item::SMesh SMesh;
+    typedef boost::graph_traits<SMesh>::face_descriptor face_descriptor;
+  
+    typedef SMesh::Property_map<face_descriptor, int> type;
+  };
+
+  template <>
+  struct property_map<Scene_surface_mesh_item::SMesh, vertex_num_feature_edges_t>
+  {
+    typedef Scene_surface_mesh_item::SMesh SMesh;
+    typedef boost::graph_traits<SMesh>::vertex_descriptor vertex_descriptor;
+  
+    typedef SMesh::Property_map<vertex_descriptor, int> type;
+  };
+
+}
+
 
 
 #endif /* CGAL_SCENE_SURFACE_MESH_ITEM_H */