some utilities (move all to helper_tools.h)

src/include/base_def.h

@@ -10,9 +10,13 @@
 #ifdef DEBUG_MODE_X
 
 #include <iostream>
+#ifndef CHECK
 #define CHECK std::cout << __FILE__ << ": @" << __LINE__ << " in " << __func__ << std::endl;
+#endif
+#ifndef VCHECK
 #define VCHECK(a) std::cout << __FILE__ << ": @" << __LINE__ \
   << " in " << __func__ << ": " << #a << " = " << a << std::endl;
+#endif
 
 #else
 #define CHECK

src/include/helper_tools.h

@@ -4,9 +4,14 @@
 
 #include "base_def.h"
 #include "slice.h"
+#include <ostream>
+#include "pack_num.h"
 
 namespace MultiArrayTools
 {
+    
+    template <typename... T>
+    std::ostream& operator<<(std::ostream& out, const std::tuple<T...>& tp);
 
     template <class RangeType>
     auto getIndex(std::shared_ptr<RangeType> range)
@@ -27,6 +32,15 @@ namespace MultiArrayTools
     template <class... RangeTypes>
     auto mkMulti(std::tuple<std::shared_ptr<RangeTypes>...> rangesTuple)
 	-> MultiRange<RangeTypes...>;
+
+    template <class RangeFactory>
+    auto createExplicit(RangeFactory& rf)
+	-> std::shared_ptr<typename RangeFactory::oType>;
+
+    template <class RangeFactory>
+    auto createExplicit(std::shared_ptr<RangeFactory> rfp)
+	-> std::shared_ptr<typename RangeFactory::oType>;
+
 }
 
 /* ========================= *
@@ -35,6 +49,13 @@ namespace MultiArrayTools
 
 namespace MultiArrayTools
 {
+    template <typename... T>
+    std::ostream& operator<<(std::ostream& out, const std::tuple<T...>& tp)
+    {
+	PackNum<sizeof...(T)-1>::printTuple(out, tp);
+	return out;
+    }
+    
     template <class RangeType>
     auto getIndex(std::shared_ptr<RangeType> range)
 	-> std::shared_ptr<typename RangeType::IndexType>
@@ -78,6 +99,20 @@ namespace MultiArrayTools
 	return std::dynamic_pointer_cast<MultiRange<RangeTypes...> >( mrf.create() );
     }
 
+    template <class RangeFactory>
+    auto createExplicit(RangeFactory& rf)
+	-> std::shared_ptr<typename RangeFactory::oType>
+    {
+	return std::dynamic_pointer_cast<typename RangeFactory::oType>( rf.create() );
+    }
+
+    template <class RangeFactory>
+    auto createExplicit(std::shared_ptr<RangeFactory> rfp)
+	-> std::shared_ptr<typename RangeFactory::oType>
+    {
+	return std::dynamic_pointer_cast<typename RangeFactory::oType>( rfp->create() );
+    }
+    
 }
 
 #endif

src/include/utils.h

@@ -1,30 +0,0 @@
-
-#ifndef __utils_h__
-#define __utils_h__
-
-#include <ostream>
-#include "pack_num.h"
-
-namespace MultiArrayHelper
-{
-
-    using namespace MultiArrayTools;
-
-    template <typename... T>
-    std::ostream& operator<<(std::ostream& out, const std::tuple<T...>& tp);
-
-    /*==================*
-     *   TEMPLATE CODE  *
-     *==================*/
-    
-    template <typename... T>
-    std::ostream& operator<<(std::ostream& out, const std::tuple<T...>& tp)
-    {
-	PackNum<sizeof...(T)-1>::printTuple(out, tp);
-	return out;
-    }
-
-
-} // end namespace MultiArrayHelper
-
-#endif