exp.hpp

/*******************************************************************************
 * Copyright (c) 2019 UT-Battelle, LLC.
 * All rights reserved. This program and the accompanying materials
 * are made available under the terms of the Eclipse Public License v1.0
 * and Eclipse Distribution License v1.0 which accompanies this
 * distribution. The Eclipse Public License is available at
 * http://www.eclipse.org/legal/epl-v10.html and the Eclipse Distribution
 *License is available at https://eclipse.org/org/documents/edl-v10.php
 *
 * Contributors:
 *   Alexander J. McCaskey - initial API and implementation
 *******************************************************************************/
#ifndef XACC_GENERATORS_EXP_HPP_
#define XACC_GENERATORS_EXP_HPP_

#include "Circuit.hpp"
#include <expression_parsing_util.hpp>

namespace xacc {
namespace circuits {
class Exp : public xacc::quantum::Circuit {
protected:
  std::vector<std::string> rz_expressions;
  std::shared_ptr<ExpressionParsingUtil> parsingUtil;
  std::map<std::string, int> vector_mapping;
public:
  Exp() : Circuit("exp_i_theta") {}
  void applyRuntimeArguments() override;
  void addArgument(std::shared_ptr<CompositeArgument> arg,
                   const int idx_of_inst_param) override {
    arguments.push_back(arg);
    vector_mapping.insert({arg->name, idx_of_inst_param});
  }
  bool expand(const xacc::HeterogeneousMap &runtimeOptions) override;
  const std::vector<std::string> requiredKeys() override;
  DEFINE_CLONE(Exp);
};
} // namespace circuits
} // namespace xacc
#endif