N_Qubit_Decomposition.h

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/*
Created on Fri Jun 26 14:13:26 2020
Copyright 2020 Peter Rakyta, Ph.D.

Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at

    http://www.apache.org/licenses/LICENSE-2.0

Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License.

@author: Peter Rakyta, Ph.D.
*/
#ifndef N_Qubit_Decomposition_H
#define N_Qubit_Decomposition_H

#include "Optimization_Interface.h"
#include "Sub_Matrix_Decomposition.h"

#ifdef __cplusplus
extern "C" 
{
#endif

int LAPACKE_zggev   (    int       matrix_layout,
          char      jobvl,
          char      jobvr,
          int       n,
          QGD_Complex16 *     a,
          int       lda,
          QGD_Complex16 *     b,
          int       ldb,
          QGD_Complex16 *     alpha,
          QGD_Complex16 *     beta,
          QGD_Complex16 *     vl,
          int       ldvl,
          QGD_Complex16 *     vr,
          int       ldvr 
     );   

#ifdef __cplusplus
}
#endif


class N_Qubit_Decomposition : public Optimization_Interface {


public:

protected:

/*
    bool optimize_layer_num;

    std::map<int,int> identical_blocks;

    Gates_block* gate_structure;


    std::vector<decomposition_tree_node*> root_nodes;
*/

    std::map<int, Gates_block*> gate_structure;
public:

N_Qubit_Decomposition();



N_Qubit_Decomposition( Matrix Umtx_in, int qbit_num_in, bool optimize_layer_num_in, std::map<std::string, Config_Element>& config, guess_type initial_guess_in );



virtual ~N_Qubit_Decomposition();


virtual void start_decomposition(bool finalize_decomp=true);


void finalize_decomposition();

void  decompose_submatrix();


void  extract_subdecomposition_results( Sub_Matrix_Decomposition* cSub_decomposition );


void set_custom_gate_structure( std::map<int, Gates_block*> gate_structure_in );

int set_identical_blocks( int n, int identical_blocks_in );

int set_identical_blocks( std::map<int, int> identical_blocks_in );




};


#endif