39 lines
774 B
C++
39 lines
774 B
C++
#ifndef _matsum_n_
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#define _matsum_n_
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#include "./utils/vector.h"
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#include "./utils/matrix.h"
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#include "./core/omp_config.h"
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namespace numerics{
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template <typename T>
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utils::Vector<T> matsum(const utils::Matrix<T>& A, std::string method) {
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utils::Vector<T> b;
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if (method == "row"){
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b.resize(A.cols(), T{0});
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for (uint64_t i = 0; i < A.cols(); ++i){
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for (uint64_t j = 0; j < A.rows(); ++j){
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b[i] += A(j, i);
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}
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}
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}else if (method == "col"){
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b.resize(A.rows(), T{0});
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for (uint64_t i = 0; i < A.cols(); ++i){
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for (uint64_t j = 0; j < A.rows(); ++j){
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b[j] += A(j, i);
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}
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}
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}else{
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throw std::runtime_error("matsum: choose sum by: 'row' or 'col'");
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}
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return b;
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}
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} // namespace numerics
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#endif // _matadd_n_
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