git-svn-id: file:///home/svn/opt_utilities@100 ed2142bd-67ad-457f-ba7c-d818d4011675

5 files changed, 287 insertions, 0 deletions

diff --git a/vmodel/bl.hpp b/vmodel/bl.hpp
new file mode 100644
index 0000000..84d6ca5
--- /dev/null
+++ b/vmodel/bl.hpp
@@ -0,0 +1,67 @@
+#ifndef BROKEN_LINE_MODEL_H_
+#define BROKEN_LINE_MODEL_H_
+#define OPT_HEADER
+#include <core/fitter.hpp>
+#include <cmath>
+#include <misc/optvec.hpp>
+namespace opt_utilities
+{
+  template <typename T>
+  class bl
+    :public model<optvec<T>,optvec<T>,optvec<T>,std::string>
+  {
+  private:
+    model<optvec<T>,optvec<T>,optvec<T>,std::string >* do_clone()const
+    {
+      return new bl<T>(*this);
+    }
+    
+    const char* do_get_type_name()const
+    {
+      return "broken linear model";
+    }
+  public:
+    bl()
+    {
+      this->push_param_info(param_info<optvec<T> >("break point y value",1));
+      this->push_param_info(param_info<optvec<T> >("break point x value",1));
+      this->push_param_info(param_info<optvec<T> >("slop 1",1));
+      this->push_param_info(param_info<optvec<T> >("slop 2",1));
+    }
+
+  public:
+    optvec<T> do_eval(const optvec<T>& x,const optvec<T>& param)
+    {
+      T x_b=get_element(param,0);
+      T f_b=get_element(param,1);
+      T k1=get_element(param,2);
+      T k2=get_element(param,3);
+      optvec<double> result(x.size());
+      for(int i=0;i<x.size();++i)
+	{
+	  if(x[i]<x_b)
+	    {
+	      result[i]=k1*(x[i]-x_b)+f_b;
+	    }
+	  else
+	    {
+	      result[i]=k2*(x[i]-x_b)+f_b;
+	    }
+	}
+      return result;
+    }
+
+  private:
+    std::string do_get_information()const
+    {
+      return "broken linear model\n"
+	"y=k1*(x-x_b)+y_b for x<x_b\n"
+	"y=k2*(x-x_b)+y_b otherwise\n";
+    }
+  };
+}
+
+
+
+#endif
+//EOF
diff --git a/vmodel/bpl.hpp b/vmodel/bpl.hpp
new file mode 100644
index 0000000..e99efe3
--- /dev/null
+++ b/vmodel/bpl.hpp
@@ -0,0 +1,67 @@
+#ifndef BROKEN_POWER_LAW_MODEL_H_
+#define BROKEN_POWER_LAW_MODEL_H_
+#define OPT_HEADER
+#include <core/fitter.hpp>
+#include <cmath>
+#include <misc/optvec.hpp>
+
+namespace opt_utilities
+{
+  template <typename T>
+  class bpl1d
+    :public model<optvec<T>,optvec<T>,optvec<T>,std::string>
+  {
+  private:
+    bpl1d* do_clone()const
+    {
+      return new bpl1d<T>(*this);
+    }
+
+    const char* do_get_type_name()const
+    {
+      return "broken power law";
+    }
+  public:
+    bpl1d()
+    {
+      this->push_param_info(param_info<optvec<T> >("bpx",1));
+      this->push_param_info(param_info<optvec<T> >("bpy",1));
+      this->push_param_info(param_info<optvec<T> >("gamma1",1));
+      this->push_param_info(param_info<optvec<T> >("gamma2",1));
+    }
+
+    optvec<T> do_eval(const optvec<T>& x,const optvec<T>& param)
+    {
+      T x_b=get_element(param,0);
+      T f_b=get_element(param,1);
+      T gamma1=get_element(param,2);
+      T gamma2=get_element(param,3);
+      
+      optvec<T> result(x.size());
+      for(int i=0;i<result.size();++i)
+	{
+	  if(x[i]<x_b)
+	    {
+	      result[i]=f_b*pow(x[i],gamma1)/pow(x_b,gamma1);
+	    }
+	  else
+	    {
+	      result[i]=f_b*pow(x[i],gamma2)/pow(x_b,gamma2);
+	    }
+	}
+      return result;
+    }
+    
+
+  private:
+    std::string do_get_information()const
+    {
+      return "";
+    }
+  };
+}
+
+
+
+#endif
+//EOF
diff --git a/vmodel/bremss.hpp b/vmodel/bremss.hpp
new file mode 100644
index 0000000..12e1f71
--- /dev/null
+++ b/vmodel/bremss.hpp
@@ -0,0 +1,50 @@
+#ifndef BREMSS_MODEL_H_
+#define BREMSS_MODEL_H_
+#define OPT_HEADER
+#include <core/fitter.hpp>
+#include <cmath>
+#include <misc/optvec.hpp>
+
+namespace opt_utilities
+{
+  template <typename T>
+  class bremss
+    :public model<optvec<T>,optvec<T>,optvec<T>,std::string>
+  {
+  private:
+    bremss* do_clone()const
+    {
+      return new bremss<T>(*this);
+    }
+
+    const char* do_get_type_name()const
+    {
+      return "Bremsstrahlung emission";
+    }
+  public:
+    bremss()
+    {
+      this->push_param_info(param_info<optvec<T> >("norm",1));
+      this->push_param_info(param_info<optvec<T> >("kT",1));
+    }
+
+    optvec<T> do_eval(const optvec<T>& x,const optvec<T>& param)
+    {
+      T norm=get_element(param,0);
+      T kT=get_element(param,1);
+      
+      return norm*sqrt(kT)*exp(-x/kT);
+    }
+
+  private:
+    std::string do_get_information()const
+    {
+      return "";
+    }
+  };
+}
+
+
+
+#endif
+//EOF
diff --git a/vmodel/gauss1d.hpp b/vmodel/gauss1d.hpp
new file mode 100644
index 0000000..5576c89
--- /dev/null
+++ b/vmodel/gauss1d.hpp
@@ -0,0 +1,53 @@
+#ifndef GAUSS_MODEL_H_
+#define GAUSS_MODEL_H_
+#define OPT_HEADER
+#include <core/fitter.hpp>
+#include <cmath>
+#include <misc/optvec.hpp>
+
+namespace opt_utilities
+{
+  template <typename T>
+  class gauss1d
+    :public model<optvec<T>,optvec<T>,optvec<T>,std::string>
+  {
+  private:
+    gauss1d* do_clone()const
+    {
+      return new gauss1d<T>(*this);
+    }
+
+    const char* do_get_type_name()const
+    {
+      return "1d gaussian";
+    }
+  public:
+    gauss1d()
+    {
+      this->push_param_info(param_info<optvec<T> >("N",1));
+      this->push_param_info(param_info<optvec<T> >("x0",0));
+      this->push_param_info(param_info<optvec<T> >("sigma",1));
+    }
+
+  public:
+    optvec<T> do_eval(const optvec<T>& x,const optvec<T>& param)
+    {
+      T N=get_element(param,0);
+      T x0=get_element(param,1);
+      T sigma=get_element(param,2);
+      optvec<T> y=(x-x0)/2./sigma;
+      return N*exp(-y*y);
+    }
+
+  private:
+    std::string do_get_information()const
+    {
+      return "";
+    }
+  };
+}
+
+
+
+#endif
+//EOF
diff --git a/vmodel/powerlaw.hpp b/vmodel/powerlaw.hpp
new file mode 100644
index 0000000..1f05301
--- /dev/null
+++ b/vmodel/powerlaw.hpp
@@ -0,0 +1,50 @@
+#ifndef POWER_LAW_MODEL_H_
+#define POWER_LAW_MODEL_H_
+#define OPT_HEADER
+#include <core/fitter.hpp>
+#include <cmath>
+#include <misc/optvec.hpp>
+
+namespace opt_utilities
+{
+  template <typename T>
+  class powerlaw
+    :public model<optvec<T>,optvec<T>,optvec<T>,std::string>
+  {
+  private:
+    powerlaw* do_clone()const
+    {
+      return new powerlaw<T>(*this);
+    }
+
+    const char* do_get_type_name()const
+    {
+      return "1d power law";
+    }
+  public:
+    powerlaw()
+    {
+      this->push_param_info(param_info<optvec<T> >("Ampl",1));
+      this->push_param_info(param_info<optvec<T> >("gamma",1));
+    }
+
+    optvec<T> do_eval(const optvec<T>& x,const optvec<T>& param)
+    {
+      T A=get_element(param,0);
+      T gamma=get_element(param,1);
+      return A*pow(x,gamma);
+    }
+
+  private:
+    std::string do_get_information()const
+    {
+      return "Simple power law model\n"
+	"y=A*x^gamma\n";
+    }
+  };
+}
+
+
+
+#endif
+//EOF