// tsncom07.cc // Nick Macks (macks@fnal.gov), Summer 2002 // CLHEP: HepSymMatrix subtraction #include "CLHEP/Matrix/SymMatrix.h" using namespace std; // Function declarations void Identification(); void GetDimension(int&); void Describe(const int&); void BuildMatrix(HepSymMatrix&, const int&); void BuildMatrix2(HepSymMatrix&, const int&); void Show(const HepSymMatrix&); void GetCalcs(int&); void GetRuns(int&); void Calculate(HepSymMatrix&, HepSymMatrix&, const int&, const int&, const int&); // Package ID void Identification() { cout << "Using CLHEP\n"; } // Ask for the desired dimension void GetDimension(int& dimension) { cout << "Enter the desired dimension(1-6): "; cin >> dimension; while ( (dimension < 1) || (dimension > 6) ) { cout << "Enter an integer between 1 and 6: "; cin >> dimension; } } // Describe how the matrices were defined void Describe(const int& dimension) { cout << "Matrices were defined 'HepSymMatrix (" << dimension << ")'\n"; } // Build the matrix (large values) void BuildMatrix(HepSymMatrix& matrix, const int& dimension) { for (int i=0; i j) matrix[i][j] = 2 + i*2 + j*(dimension*2); } } } // Show the matrix void Show(const HepSymMatrix& matrix) { cout << "Using matrix =" << matrix << "\n"; } // Get the number of calculations void GetCalcs(int& N) { cout << "How many subtractions? "; cin >> N; } // Get the number of runs void GetRuns(int& run) { cout << "How many runs? "; cin >> run; cout << "\n"; } // Subtract the matrices void Calculate(HepSymMatrix& matrix1, HepSymMatrix& matrix2, const int& dimension, const int& N, const int& runs) { // Define a counter int counter = 0; // Define a matrix to hold the result HepSymMatrix difference (dimension); // Loop "run" times for (int r=0; r