1 files changed, 42 insertions, 0 deletions
diff --git a/models/lin1d.hpp b/models/lin1d.hpp
new file mode 100644
index 0000000..b0ddd31
--- /dev/null
+++ b/models/lin1d.hpp
@@ -0,0 +1,42 @@
+#ifndef LINEAR_MODEL_H_
+#define LINEAR_MODEL_H_
+#include <core/fitter.hpp>
+#include <cmath>
+
+namespace opt_utilities
+{
+  template <typename T>
+  class lin1d
+    :public model<T,T,std::vector<T>,std::string>
+  {
+  private:
+    model<T,T,std::vector<T> >* do_clone()const
+    {
+      return new lin1d<T>(*this);
+    }
+  public:
+    lin1d()
+    {
+      this->push_param_info(param_info<std::vector<T> >("k",1));
+      this->push_param_info(param_info<std::vector<T> >("b",0));
+    }
+
+  public:
+    T do_eval(const T& x,const std::vector<T>& param)
+    {
+      return x*get_element(param,0)+get_element(param,1);
+    }
+
+  private:
+    std::string do_to_string()const
+    {
+      return "linear model\n"
+	"y=k*x+b\n";
+    }
+  };
+};
+
+
+
+#endif
+//EOF