archive

libsrc/general/Makefile.am

@@ -1,8 +1,6 @@
 noinst_HEADERS = array.hpp myadt.hpp optmem.hpp sort.hpp table.hpp autodiff.hpp flags.hpp mystring.hpp spbita2d.hpp template.hpp autoptr.hpp hashtabl.hpp netgenout.hpp profiler.hpp stack.hpp bitarray.hpp seti.hpp symbolta.hpp dynamicmem.hpp  parthreads.hpp mpi_interface.hpp gzstream.h
 
-#  moveablemem.hpp
-
-include_HEADERS = ngexception.hpp
+include_HEADERS = ngexception.hpp archive_base.hpp
 
 AM_CPPFLAGS =  $(MPI_INCLUDES) -I$(top_srcdir)/libsrc/include
 METASOURCES = AUTO
@@ -12,4 +10,3 @@ libgen_la_SOURCES = array.cpp bitarray.cpp dynamicmem.cpp flags.cpp \
 	profiler.cpp seti.cpp sort.cpp spbita2d.cpp symbolta.cpp table.cpp \
 	mpi_interface.cpp gzstream.cpp
 
-#  moveablemem.cpp

libsrc/general/archive_base.hpp

@@ -0,0 +1,34 @@
+#ifndef NGS_ARCHIVE_BASE
+#define NGS_ARCHIVE_BASE
+
+namespace ngstd
+{
+
+  class Archive
+  {
+  public:
+    virtual bool Output () = 0;
+    virtual bool Input () { return !Output(); }
+
+    virtual Archive & operator & (double & d) = 0;
+    virtual Archive & operator & (int & i) = 0;
+    virtual Archive & operator & (short & i) = 0;
+    virtual Archive & operator & (unsigned char & i) = 0;
+    virtual Archive & operator & (bool & b) = 0;
+    virtual Archive & operator & (string & str) = 0;
+    virtual Archive & operator & (char *& str) = 0;
+
+    template <typename T>
+    Archive & operator << (const T & t)
+    {
+      T ht(t);
+      (*this) & ht;
+      return *this;
+    }
+  };
+
+
+}
+
+
+#endif

libsrc/include/nginterface.h

@@ -289,6 +289,7 @@ extern "C" {
   // #include "../visualization/soldata.hpp"
     class SolutionData;
     class MouseEventHandler;
+    class UserVisualizationObject;
   }
 
   enum Ng_SolutionType
@@ -326,6 +327,8 @@ extern "C" {
   DLL_HEADER void Ng_Redraw();
   ///
   DLL_HEADER void Ng_SetMouseEventHandler (netgen::MouseEventHandler * handler);
+  ///
+  DLL_HEADER void Ng_SetUserVisualizationObject (netgen::UserVisualizationObject * vis);
   //
   DLL_HEADER void Ng_SetVisualizationParameter (const char * name, 
                                                 const char * value);

libsrc/include/nginterface_v2.hpp

@@ -12,6 +12,7 @@
   C++ interface to Netgen
 */
 
+#include "../general/archive_base.hpp"
 
 namespace netgen
 {
@@ -166,6 +167,10 @@ namespace netgen
     Ngx_Mesh(class Mesh * amesh = NULL);
     void LoadMesh (const string & filename);
 
+    void LoadMesh (istream & str);
+    void SaveMesh (ostream & str) const;
+    void DoArchive (ngstd::Archive & archive);
+
     virtual ~Ngx_Mesh();
 
     bool Valid () { return mesh != NULL; }

libsrc/interface/nginterface_v2.cpp

@@ -43,6 +43,39 @@ namespace netgen
     mesh = netgen::mesh.Ptr();
   }
 
+  void Ngx_Mesh :: LoadMesh (istream & ist)
+  {
+    netgen::mesh.Reset (new Mesh);
+    netgen::mesh -> Load (ist);
+    mesh = netgen::mesh.Ptr();
+  }
+
+  void Ngx_Mesh :: SaveMesh (ostream & ost) const
+  {
+    mesh -> Save (ost);
+  }
+
+  void Ngx_Mesh :: DoArchive (ngstd::Archive & archive)
+  {
+
+    if (archive.Output())
+      {
+        stringstream str;
+        SaveMesh (str);
+        string st = str.str();
+        archive & st;
+      }
+    else
+      {
+        string st;
+        archive & st;
+        stringstream str(st);
+        LoadMesh (str);
+      }
+  }
+
+
+
   /*
   Ngx_Mesh :: Ngx_Mesh (Mesh * amesh)
     : mesh(amesh)

libsrc/visualization/soldata.hpp

@@ -116,6 +116,14 @@ namespace netgen
     virtual void DblClick (int elnr, double x, double y, double z) = 0;
   };
 
+  
+  class DLL_HEADER UserVisualizationObject
+  {
+  public:
+    virtual void Draw () = 0;
+  };
+
+  
 }
 
 #endif

libsrc/visualization/vssolution.cpp

@@ -580,6 +580,12 @@ namespace netgen
         glCallList (clipplane_isolinelist);
       }
 
+
+    // user visualization
+    
+    for (int i = 0; i < user_vis.Size(); i++)
+      user_vis[i] -> Draw();
+
     glPopMatrix();
     
     glDisable(GL_CLIP_PLANE0);

libsrc/visualization/vssolution.hpp

@@ -86,12 +86,13 @@ class VisualSceneSolution : public VisualScene
 
   NgLock *lock;
 
-
+  
 #ifdef PARALLELGL
   Array<int> par_linelists;
   Array<int> par_surfellists;
 #endif
 
+  Array<UserVisualizationObject*> user_vis;
 
 public:
 
@@ -210,6 +211,12 @@ public:
 
   void GetMinMax (int funcnr, int comp, double & minv, double & maxv) const;
 
+  void AddUserVisualizationObject (UserVisualizationObject * vis)
+  {
+    user_vis.Append (vis);
+  }
+  
+
 private:
   void GetClippingPlaneTrigs (Array<ClipPlaneTrig> & trigs, Array<ClipPlanePoint> & pts);
   void GetClippingPlaneGrid (Array<ClipPlanePoint> & pts);

ng/menustat.tcl

@@ -408,8 +408,8 @@ set videoactive 0
         puts "Thank you for using $progname"; 
 
         if { [catch { unload libngsolve[info sharedlibextension] ngsolve } result ] } {
-#            puts "cannot unload ngsolve" 
-#            puts "error: $result"
+            # puts "cannot unload ngsolve" 
+            # puts "error: $result"
         } 
 
         Ng_Exit; 

ng/ngpkg.cpp

@@ -2764,6 +2764,10 @@ void Ng_SetMouseEventHandler (netgen::MouseEventHandler * handler)
   vsmesh.SetMouseEventHandler (handler);
 }
 
+void Ng_SetUserVisualizationObject (netgen::UserVisualizationObject * vis)
+{
+  vssolution.AddUserVisualizationObject (vis);
+}
 
 void Ng_ClearSolutionData ()
 {