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dft_tools/test/triqs/arrays/alias_matmul.cpp
Olivier Parcollet f2c7d449cc First commit : triqs libs version 1.0 alpha1
for earlier commits, see TRIQS0.x repository.
2013-07-17 19:24:07 +02:00

41 lines
789 B
C++

#include <triqs/arrays.hpp>
using namespace triqs::arrays;
int main() {
typedef std::complex<double> dcomplex;
array<dcomplex,3> A(10,2,2); A() = -1;
A(4,range(),range()) = 1;
A(5,range(),range()) = 2;
matrix_view<dcomplex> M1 = A(4,range(),range());
matrix_view<dcomplex> M2 = A(5,range(),range());
std::cout << M1 << std::endl;
std::cout << M2 << std::endl;
M1 = M1*M2;
// aie! M1 is zero!
std::cout << M1 << std::endl;
std::cout << M2 << std::endl;
matrix<double> B1(2,2), B2(2,2);
B1() = 2; B2() = 3;
std::cout << "----------" << std::endl;
std::cout << B1 << std::endl;
std::cout << B2 << std::endl;
//make_cache(B1).view() = B1 * B2;
//B1 = matrix<double>(B1) * B2;
B1 = make_clone(B1) * B2;
std::cout << B1 << std::endl;
}