92 lines
1.8 KiB
C++
92 lines
1.8 KiB
C++
// Copyright (c) 1995 Darren Vengroff
|
|
//
|
|
// File: bit_matrix.cpp
|
|
// Author: Darren Vengroff <darrenv@eecs.umich.edu>
|
|
// Created: 1/9/95
|
|
//
|
|
|
|
#include <versions.h>
|
|
VERSION(bit_matrix_cpp,"$Id: bit_matrix.cpp,v 1.15 2005/01/14 18:42:24 tavi Exp $");
|
|
|
|
#include <bit_matrix.h>
|
|
|
|
bit_matrix::bit_matrix(TPIE_OS_SIZE_T arows, TPIE_OS_SIZE_T acols) :
|
|
matrix<bit>(arows, acols)
|
|
{
|
|
}
|
|
|
|
bit_matrix::bit_matrix(matrix<bit> &mb) :
|
|
matrix<bit>(mb)
|
|
{
|
|
}
|
|
|
|
bit_matrix::~bit_matrix(void)
|
|
{
|
|
}
|
|
|
|
bit_matrix bit_matrix::operator=(const bit_matrix &rhs) {
|
|
return this->matrix<bit>::operator=((matrix<bit> &)rhs);
|
|
}
|
|
|
|
bit_matrix & bit_matrix::operator=(const TPIE_OS_OFFSET &rhs)
|
|
{
|
|
TPIE_OS_SIZE_T rows = this->rows();
|
|
TPIE_OS_SIZE_T ii;
|
|
|
|
if (this->cols() != 1) {
|
|
#if HANDLE_EXCEPTIONS
|
|
throw matrix_base<bit>::range();
|
|
#else
|
|
tp_assert(0, "Range error.");
|
|
#endif
|
|
}
|
|
|
|
for (ii = 0; ii < rows; ii++) {
|
|
(*this)[ii][0] = (long int)(rhs & (1 << ii)) >> ii;
|
|
}
|
|
|
|
return *this;
|
|
}
|
|
|
|
bit_matrix::operator TPIE_OS_OFFSET(void)
|
|
{
|
|
TPIE_OS_OFFSET res;
|
|
|
|
TPIE_OS_SIZE_T rows = this->rows();
|
|
TPIE_OS_SIZE_T ii;
|
|
|
|
if (this->cols() != 1) {
|
|
#if HANDLE_EXCEPTIONS
|
|
throw matrix_base<bit>::range();
|
|
#else
|
|
tp_assert(0, "Range error.");
|
|
#endif
|
|
}
|
|
|
|
for (res = 0, ii = 0; ii < rows; ii++) {
|
|
res |= (long int)((*this)[ii][0]) << ii;
|
|
}
|
|
|
|
return res;
|
|
}
|
|
|
|
|
|
bit_matrix operator+(const bit_matrix &op1, const bit_matrix &op2)
|
|
{
|
|
matrix<bit> sum = ((matrix<bit> &)op1) + ((matrix<bit> &)op2);
|
|
|
|
return sum;
|
|
}
|
|
|
|
bit_matrix operator*(const bit_matrix &op1, const bit_matrix &op2)
|
|
{
|
|
matrix<bit> prod = ((matrix<bit> &)op1) * ((matrix<bit> &)op2);
|
|
|
|
return prod;
|
|
}
|
|
|
|
ostream &operator<<(ostream &s, bit_matrix &bm)
|
|
{
|
|
return s << (matrix<bit> &)bm;
|
|
}
|