1 files changed, 57 insertions, 0 deletions
diff --git a/models/func_model.hpp b/models/func_model.hpp
new file mode 100644
index 0000000..4eda8d5
--- /dev/null
+++ b/models/func_model.hpp
@@ -0,0 +1,57 @@
+#ifndef FUNC_MODEL_H_
+#define FUNC_MODEL_H_
+#include <core/fitter.hpp>
+#include <cmath>
+#include <iostream>
+#include <string>
+#include <sstream>
+namespace opt_utilities
+{
+  template <typename T>
+  class func_model
+    :public model<T,T,std::vector<T>,std::string>
+  {
+  private:
+    T (*func)(T x,const T* const& p);
+    int nparams;
+  private:
+    model<T,T,std::vector<T> >* do_clone()const
+    {
+      return new func_model<T>(*this);
+    }
+
+    //  public:
+  private:
+    func_model()
+    {}
+
+
+  public:
+    func_model(T (*_func)(T x,const T* const& p),int n)
+      :func(_func),nparams(n)
+    {
+      for(int i=0;i!=n;++i)
+	{
+	  std::ostringstream oss;
+	  oss<<i;
+	  this->push_param_info(param_info<std::vector<T> >(oss.str(),0));
+	}
+    }
+
+
+    T do_eval(const T& x,const std::vector<T>& param)
+    {
+      return func(x,&get_element(param,0));
+    }
+  private:
+    std::string do_to_string()const
+    {
+      return "Wrapper for necked C function\n";
+    }
+  };
+};
+
+
+
+#endif
+//EOF