From 784f745b792b45d1cce283fac3d5b0fcc6946adf Mon Sep 17 00:00:00 2001
From: astrojhgu <astrojhgu@ed2142bd-67ad-457f-ba7c-d818d4011675>
Date: Sat, 19 Feb 2011 01:46:03 +0000
Subject: git-svn-id: file:///home/svn/opt_utilities@177
 ed2142bd-67ad-457f-ba7c-d818d4011675

---
 core/pre_estimater.hpp | 120 +++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 120 insertions(+)
 create mode 100644 core/pre_estimater.hpp

(limited to 'core/pre_estimater.hpp')

diff --git a/core/pre_estimater.hpp b/core/pre_estimater.hpp
new file mode 100644
index 0000000..859c5ca
--- /dev/null
+++ b/core/pre_estimater.hpp
@@ -0,0 +1,120 @@
+#ifndef PRE_ESTIMATER_HPP
+#define PRE_ESTIMATER_HPP
+
+#include <core/fitter.hpp>
+
+
+namespace opt_utilities
+{
+  
+
+  template <typename  Ty,typename Tx,typename Tp,typename Tstr=std::string>
+  class pre_estimater
+  {
+  private:
+    std::string model_id;
+  private:
+    virtual void do_estimate(const data_set<Ty,Tx>& d,model<Ty,Tx,Tp,Tstr>& m)const=0;
+    virtual pre_estimater* do_clone()const=0;
+    virtual void do_destroy()
+    {
+      delete this;
+    }
+  public:
+    void estimate(const data_set<Ty,Tx>& d,model<Ty,Tx,Tp,Tstr>& m)const
+    {
+      do_estimate(d,m);
+    }
+
+    pre_estimater* clone()const
+    {
+      return this->do_clone();
+    }
+
+    void destroy()
+    {
+      do_destroy();
+    }
+  public:
+    std::string get_model_id()const
+    {
+      return model_id;
+    }
+    
+    void set_model_id(const std::string& s)
+    {
+      model_id=s;
+    }
+  };
+
+  template <typename  Ty,typename Tx,typename Tp,typename Tstr=std::string>
+  class pre_estimatable
+  {
+  private:
+    pre_estimater<Ty,Tx,Tp,Tstr>* ppe;
+  public:
+    pre_estimatable()
+      :ppe(0)
+    {}
+
+    pre_estimatable(const pre_estimatable<Ty,Tx,Tp,Tstr>& rhs)
+    {
+      if(rhs.ppe)
+	{
+	  ppe=rhs.ppe->clone();
+	}
+    }
+
+    pre_estimatable& operator=(const pre_estimatable<Ty,Tx,Tp,Tstr>& rhs)
+    {
+      if(this==&rhs)
+	{
+	  return *this;
+	}
+      if(ppe)
+	{
+	  ppe->destroy();
+	}
+      ppe=rhs.ppe->clone();
+    }
+    
+    void set_pre_estimater(const pre_estimater<Ty,Tx,Tp,Tstr>& pe)
+    {
+      if(dynamic_cast<model<Ty,Tx,Tp,Tstr>&>(*this).get_type_name()!=pe.get_model_id())
+	{
+	  return;
+	}
+      if(ppe)
+	{
+	  ppe->destroy();
+	}
+      ppe=pe.clone();
+    }
+
+    virtual ~pre_estimatable()
+    {
+      if(ppe)
+	{
+	  ppe->destroy();
+	}
+    }
+
+  public:
+    void estimate(const data_set<Ty,Tx>& d)
+    {
+      if(ppe)
+	{
+	  ppe->estimate(d,dynamic_cast<model<Ty,Tx,Tp,Tstr>&>(*this));
+	}
+    }
+  };
+  
+  template <typename Ty,typename Tx,typename Tp,typename Ts,typename Tstr>
+  void pre_estimate(fitter<Ty,Tx,Tp,Ts,Tstr>& fit)
+  {
+    dynamic_cast<pre_estimatable<Ty,Tx,Tp,Tstr>&>(fit.get_model()).estimate(fit.get_data_set());
+  }
+}
+
+
+#endif
-- 
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