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/*

* =========================================================================

*

* FileName: armadillo_test.cpp

*

* Description:

*

* Version: 1.0

* Created: 2017-12-16 09:08:33

* Last Modified: 2017-12-26 21:22:57

* Revision: none

* Compiler: gcc

*

* Author: zt ()

* Organization:

*

* =========================================================================

*/

#include <stdio.h>

#include <stdlib.h>

#include <stdint.h>

#include <stddef.h>

#include <errno.h>

#include <unistd.h>

#include <iostream>

#include <memory>

#include <algorithm>

#include <vector>

#include <map>

#include <string>

#include <armadillo>

int main ( int argc, char* argv[] )

{

( void ) argc;

( void ) argv;

arma::mat A ( 3, 3, arma::fill::eye );

A ( 2 ) = 4.5; //delta x

A ( 5 ) = 5.5; //delta y

//A.print();

arma::mat B ( 1, 3, arma::fill::zeros );

B ( 0 ) = 1;

B ( 1 ) = 2;

B ( 2 ) = 1;

//B.print();

float theta = 0.5;

arma::mat C ( 3, 3, arma::fill::eye );

C ( 0 ) = cos ( theta );

C ( 1 ) = -1.0 * sin ( theta );

C ( 3 ) = sin ( theta );

C ( 4 ) = cos ( theta );

( B * A * C ).print();

( B * C * A ).print();

//arma::mat A = arma::randu<arma::mat> ( 5, 5 );

//arma::mat A ( 3, 3 );

//arma::mat B;

//arma::mat C;

//for ( unsigned long i = 0; i < A.size(); ++i )

//A ( i ) = i;

//A.print();

//std::cout << std::endl;

//B = A.row ( 1 );

//C = A.col ( 1 );

//B.print();

//C.print();

return 0;

}