im com (start xfor)

src/multi_array_operation.h

@@ -27,20 +27,6 @@ namespace MultiArrayTools
 	using namespace MultiArrayHelper;
     }
     
-    /*
-     * OperationBase
-     * MutableOperationBase
-     * 
-     * OperationMaster : MutableOperationBase
-     * 
-     * OperationTemplate<...>
-     * ConstOperationRoot : OperationBase, OperationTemplate<...>
-     * OperationRoot : MutableOperationBase, 
-     *                 OperationTemplate<...>
-     * 
-     */
-
-
     template <typename T>
     Block<T> makeBlock(const T* vec, size_t stepSize, size_t blockSize);
     
@@ -91,7 +77,7 @@ namespace MultiArrayTools
     };
     
     template <typename T, class OpClass, class... Ranges>
-    class OperationMaster/* : public MutableOperationBase<T>*/
+    class OperationMaster
     {
     public:
 
@@ -160,8 +146,7 @@ namespace MultiArrayTools
     };
     
     template <typename T, class... Ranges>
-    class OperationRoot : /*public MutableOperationBase<T>,*/
+    class OperationRoot : public OperationTemplate<T,OperationRoot<T,Ranges...> >
-			  public OperationTemplate<T,OperationRoot<T,Ranges...> >
     {
     public:
 
@@ -199,8 +184,7 @@ namespace MultiArrayTools
     };
     
     template <typename T, class OpFunction, class... Ops>
-    class Operation : /*public OperationBase<T>,*/
+    class Operation : public OperationTemplate<T,Operation<T,OpFunction,Ops...> >
-		      public OperationTemplate<T,Operation<T,OpFunction,Ops...> >
     {
     public:
 
@@ -242,7 +226,6 @@ namespace MultiArrayTools
 
 	const Op& mOp;
 	std::shared_ptr<IndexType> mInd;
-	//mutable BlockArray<Op::bType> mInBlock;
 	mutable bType mRes;
     };
     
@@ -399,31 +382,24 @@ namespace MultiArrayTools
     template <typename T, class OpClass, class... Ranges>
     void OperationMaster<T,OpClass,Ranges...>::performAssignment(std::intptr_t blockIndexNum)
     {
-	//size_t cnt = 0;
+	static auto loop = mkLoop(mIndex, *this, mSecond);
-	//std::clock_t cs = clock();
+	loop();
+	
 	for(*mIndex = 0; mIndex->pos() != mIndex->max(); mIndex->pp(blockIndexNum) ){
-	    //std::clock_t c1 = clock();
 	    block();
 	    get() = mSecond.get();
-	    //std::clock_t c2 = clock();
-	    //cnt += c2 - c1;
 	}
-	//std::clock_t ce = clock();
-	//std::cout << "total time = " << ce - cs << std::endl;
-	//std::cout << "calc time  = " << cnt << std::endl;
     }
     
     template <typename T, class OpClass, class... Ranges>
     MBlock<T>& OperationMaster<T,OpClass,Ranges...>::get()
     {
-	//block();
 	return mBlock;
     }
     
     template <typename T, class OpClass, class... Ranges>
     const Block<T>& OperationMaster<T,OpClass,Ranges...>::get() const
     {
-	//block();
 	return mBlock;
     }
 

src/ranges/container_range.h

@@ -28,6 +28,9 @@ namespace MultiArrayTools
 	typedef std::tuple<std::shared_ptr<Indices>...> IndexPack;
 	typedef ContainerRange<typename Indices::RangeType...> RangeType;
 
+	static IndexType sType() { return IndexType::CONT; }
+	static size_t sDim() { return sizeof...(Indices); }
+	
     private:
 
 	bool mExternControl = false;
@@ -47,6 +50,8 @@ namespace MultiArrayTools
 	template <size_t N>
 	auto getPtr() const -> decltype( std::get<N>( mIPack ) )&;
 
+	const IndexPack& pack() const { return mIPack; }
+	
 	ContainerIndex& sync(); // recalculate 'IB::mPos' when externalControl == true
 	ContainerIndex& operator()(const std::shared_ptr<Indices>&... inds); // control via external indices
 	ContainerIndex& operator()(); // -> sync; just to shorten the code

src/ranges/index_base.h

@@ -13,6 +13,8 @@
 #include "vindex_wrapper.h"
 #include "index_info.h"
 
+#include "xfor/xfor.h"
+
 namespace MultiArrayTools
 {
     
@@ -70,6 +72,11 @@ namespace MultiArrayTools
 	I& at(const MetaType& meta) { return THIS().at(meta); }
 
 	void print(size_t offset = 0) const { THIS().print(offset); }
+
+	// CHECK / IMPLEMENT !!!!!!
+	template <class Expr, typename... Args>
+	auto ifor(const Args&... args) const -> decltype(THIS().template ifor<Expr>(args...))
+	{ return THIS().template ifor<Expr>(args...) }
 	
     private:
 

src/ranges/multi_range.h

@@ -31,6 +31,9 @@ namespace MultiArrayTools
 	typedef std::tuple<std::shared_ptr<Indices>...> IndexPack;
 	typedef std::tuple<typename Indices::MetaType...> MetaType;
 	typedef MultiRange<typename Indices::RangeType...> RangeType;
+
+	static IndexType sType() { return IndexType::MULTI; }
+	static size_t sDim() { return sizeof...(Indices); }
 	
     private:
 	
@@ -39,6 +42,8 @@ namespace MultiArrayTools
 
     public:
 
+	const IndexPack& pack() const { return mIPack; }
+	
 	MultiIndex() = delete;
 	
 	// NO DEFAULT HERE !!!

src/ranges/single_range.h

@@ -27,6 +27,8 @@ namespace MultiArrayTools
 	
 	SingleIndex(const std::shared_ptr<SingleRange<U,TYPE> >& range);
 
+	static IndexType sType() { return IndexType::SINGLE; }
+	
 	// ==== >>>>> STATIC POLYMORPHISM <<<<< ====
 	
 	IndexType type() const;

src/xfor/index_for_utils.h

@@ -0,0 +1,51 @@
+
+#ifndef __index_for_utils_h__
+#define __index_for_utils_h__
+
+#include "ranges/rheader.h"
+#include "xfor.h"
+
+namespace MultiArrayHelper
+{
+
+    template <size_t N>
+    struct XFPackNum
+    {
+	template <class Expr, class IndexClass, typename... Args>
+	static auto mkFor(const std::shared_ptr<IndexClass>& iPtr, const Args&... args)
+	    -> For<IndexClass,decltype(XFPackNum<N-1>::mkFor<Expr>(args...))>
+	{
+	    return For<IndexClass,decltype(XFPackNum<N-1>::mkFor<Expr>(args...))>(iPtr, args...);
+	}
+
+	template <class Expr, class IndexTuple, typename... Args>
+	static auto mkForTp(const IndexTuple& iTuple, const Args&... args)
+	    -> decltype(XFPackNum<N-1>::mkForTp(std::get<N>(iTuple), args...))
+	{
+	    return XFPackNum<N-1>::mkForTp(iTuple, std::get<N>(iTuple), args...)
+	}
+
+    };
+
+    template <>
+    struct XFPackNum<0>
+    {
+	template <class Expr, class IndexClass, typename... Args>
+	static auto mkFor(const std::shared_ptr<IndexClass>& iPtr, const Args&... args)
+	    -> For<IndexClass,Expr>
+	{
+	    return For<IndexClass,Expr>(iPtr, args...);
+	}
+
+	template <class Expr, class IndexTuple, typename... Args>
+	static auto mkForTp(const IndexTuple& iTuple, const Args&... args)
+	    -> decltype(XFPackNum<std::tuple_size<IndexTuple>::value-1>::mkFor( std::get<0>(iTuple), args... ))
+	{
+	    return XFPackNum<std::tuple_size<IndexTuple>::value-1>::mkFor( std::get<0>(iTuple), args... );
+	}
+
+    };
+    
+} // end namespace MultiArrayHelper
+
+#endif

src/xfor/xfor.h

@@ -0,0 +1,57 @@
+
+#ifndef __xfor_h__
+#define __xfor_h__
+
+#include <cstdlib>
+#include <memory>
+
+namespace MultiArrayHelper
+{
+
+    template <class IndexClass, class Expr>
+    class For
+    {
+    public:
+
+	For(For&& in) = default;
+	For& operator=(For&& in) = default;
+	
+	template <typename... Args>
+	For(const std::shared_ptr<IndexClass>& indPtr, const Args&... args);
+
+	inline void operator()(size_t start = 0);
+	
+    private:
+	For() = default;
+	
+	std::shared_ptr<IndexClass> mIndPtr;
+	Expr mExpr;
+    }
+
+} // namespace MultiArrayHelper
+
+/* ========================= *
+ * ---   TEMPLATE CODE   --- *
+ * ========================= */
+
+namespace MultiArrayHelper
+{
+
+    template <class IndexClass, class Expr>
+    template <typename... Args>
+    For<IndexClass,Expr>::For(const std::shared_ptr<IndexClass>& indPtr,
+			      const Args&... args) : mIndPtr(indPtr), mExpr(args...) {}
+
+    template <class IndexClass, class Expr>
+    inline void For<IndexClass,Expr>::operator()(size_t start)
+    {
+	auto& ind = *mIndPtr;
+	const size_t max = ind.max();
+	for(ind = 0; ind.pos() != max; ++ind){
+	    mExpr(start * max + ind.pos()); // CHECK!!
+	}
+    }
+    
+} // namespace MultiArrayHelper
+
+#endif