Add C++ hankel prox test.

misc/test/src/C++/faust_hankel.cpp.in

+#include "faust_MatDense.h"
+#include "faust_prox.h"
+#include <iostream>
+
+/** \brief unitary test for MatDense conjugate
+*/
+
+typedef @TEST_FPP@ FPP;
+
+
+using namespace Faust;
+using namespace std;
+
+int main(int argc, char* argv[])
+{
+	faust_unsigned_int dim1 = 10;
+	faust_unsigned_int dim2 = 10;
+
+
+
+	/* initilisation of the factors of the Faust */
+
+	// factor 1
+	MatDense<FPP,Cpu>* M;
+	MatDense<FPP,Cpu> M_copy;
+	M = MatDense<FPP,Cpu>::randMat(dim1,dim2);
+	Faust::Vect<FPP,Cpu> ad0 = M->adiagonal(0);
+	cout << "ad0:" << endl;
+	ad0.Display();
+	Faust::Vect<FPP,Cpu> ad1 = M->adiagonal(1);
+	cout << "ad1:" << endl;
+	ad1.Display();
+	Faust::Vect<FPP,Cpu> ad_minus1 = M->adiagonal(-1);
+	cout << "ad_minus1:" << endl;
+	ad_minus1.Display();
+    Faust::Vect<FPP,Cpu> ad_minus2 = M->adiagonal(-2);
+	cout << "ad_minus2:" << endl;
+	ad_minus2.Display();
+
+    //
+	M_copy = *M;
+	cout<<"mat value"<<endl;
+	M->Display();
+	prox_hankel(M_copy);
+	M_copy.Display();
+	cout << "M:" << endl;
+	for(int i=0;i<M->getNbRow();i++)
+	{
+		for(int j=0;j<M->getNbCol();j++)
+			cout << (*M)(i,j) << " ";
+		cout << endl;
+	}
+	cout << "M_p:" << endl;
+	for(int i=0;i<M->getNbRow();i++)
+	{
+		for(int j=0;j<M->getNbCol();j++)
+			cout << M_copy(i,j) << " ";
+		cout << endl;
+	}
+	return 0;
+}