[Boost-commit] svn:boost r58159 - sandbox/statistics/distribution_common/boost/statistics/detail/distribution_common/functor

Subject: [Boost-commit] svn:boost r58159 - sandbox/statistics/distribution_common/boost/statistics/detail/distribution_common/functor
From: erwann.rogard_at_[hidden]
Date: 2009-12-05 19:59:50

Author: e_r
Date: 2009-12-05 19:59:50 EST (Sat, 05 Dec 2009)
New Revision: 58159
URL: http://svn.boost.org/trac/boost/changeset/58159

Log:
a
Added:
   sandbox/statistics/distribution_common/boost/statistics/detail/distribution_common/functor/pdf.hpp   (contents, props changed)

Added: sandbox/statistics/distribution_common/boost/statistics/detail/distribution_common/functor/pdf.hpp
==============================================================================
--- (empty file)
+++ sandbox/statistics/distribution_common/boost/statistics/detail/distribution_common/functor/pdf.hpp	2009-12-05 19:59:50 EST (Sat, 05 Dec 2009)
@@ -0,0 +1,61 @@
+///////////////////////////////////////////////////////////////////////////////
+// distribution::common::functor::pdf.hpp                   				 //
+//                                                                           //
+//  Copyright 2009 Erwann Rogard. Distributed under the Boost                //
+//  Software License, Version 1.0. (See accompanying file                    //
+//  LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)         //
+///////////////////////////////////////////////////////////////////////////////
+#ifndef BOOST_STATISTICS_DETAIL_DISTRIBUTION_COMMON_FUNCTOR_PDF_HPP_ER_2009
+#define BOOST_STATISTICS_DETAIL_DISTRIBUTION_COMMON_FUNCTOR_PDF_HPP_ER_2009
+#include <boost/mpl/assert.hpp>
+#include <boost/statistics/detail/distribution_common/meta/value.hpp>
+
+namespace boost{
+namespace statistics{
+namespace detail{
+namespace distribution{
+namespace functor{
+
+    template<typename D>
+    class pdf_
+    {
+
+        BOOST_MPL_ASSERT(( boost::mpl::not_< boost::is_reference<D> >)); 
+        // use reference::wrapper if a ref is needed
+
+        public:
+        typedef D distribution_type;
+        typedef typename common::meta::value<D>::type result_type;
+
+        pdf_(){}
+        pdf_(const D& d):d_(d){}
+        pdf_(const pdf_& that):d_(that.d_){}
+        pdf_& operator=(const pdf_& that)
+        {
+            if(&that!=this)
+            {
+                d_ = that.d_;
+            }
+            return (*this);
+        }
+
+        template<typename X>
+        result_type 
+        operator()(const X& x)const{
+            return pdf( this->distribution(), x );
+        }
+    
+        const D& distribution()const{ return this->d_; }
+    
+        private:
+        D d_;
+    
+    };
+
+}// functor
+}// distribution
+}// detail
+}// statistics
+}// boost
+
+#endif