Commit 956db691 authored by Daniel Claudino's avatar Daniel Claudino
Browse files

Updated Hamiltonian in adapt_h2.cpp to the QCOR format and the ADAPT class constructor 



Signed-off-by: default avatarDaniel Claudino <6d3@ornl.gov>
parent b79db55c

examples/hybrid/adapt_h2.cpp

+8 −7
Original line number Diff line number Diff line
@@ -10,13 +10,14 @@ __qpu__ void initial_state(qreg q) { 
int main() {



  // Define the Hamiltonian using the QCOR API

  std::string opstr =

      "(0.1202,0) Z0 Z1 + (0.168336,0) Z0 Z2 + (0.1202,0) Z2 Z3 + (0.17028,0) "

      "Z2 + (0.17028,0) Z0 + (0.165607,0) Z0 Z3 + (0.0454063,0) Y0 Y1 X2 X3 + "

      "(-0.106477,0) + (-0.220041,0) Z3 + (0.174073,0) Z1 Z3 + (0.0454063,0) "

      "Y0 Y1 Y2 Y3 + (-0.220041,0) Z1 + (0.165607,0) Z1 Z2 + (0.0454063,0) X0 "

      "X1 Y2 Y3 + (0.0454063,0) X0 X1 X2 X3";

  auto H = qcor::createObservable(opstr);

  auto H = 0.1202 * Z(0) * Z(1) + 0.168336 * Z(0) * Z(2) +

           0.1202 * Z(2) * Z(3) + 0.17028 * Z(2) + 0.17028 * Z(0) +

           0.165607 * Z(0) * Z(3) + 0.0454063 * Y(0) * Y(1) * X(2) * X(3) -

           0.106477 - 0.220041 * Z(3) + 0.174073 * Z(1) * Z(3) +

           0.0454063 * Y(0) * Y(1) * Y(2) * Y(3) - 0.220041 * Z(1) +

           0.165607 * Z(1) * Z(2) + 0.0454063 * X(0) * X(1) * Y(2) * Y(3) +

           0.0454063 * X(0) * X(1) * X(2) * X(3);



  // optimizer

  auto optimizer = qcor::createOptimizer("nlopt");

lib/hybrid/qcor_hybrid.hpp

+5 −4
Original line number Diff line number Diff line
@@ -472,7 +472,7 @@ void execute_adapt(qreg q, const HeterogeneousMap &&m); 


template <typename... KernelArgs> class ADAPT {

protected:

  std::shared_ptr<Observable> observable;

  Observable &observable;

  void *state_prep_ptr;

  const std::string pool, subAlgo;

  const int nElectrons;
@@ -481,14 +481,15 @@ protected: 
  qreg q;



public:



  ADAPT(void (*state_prep_kernel)(std::shared_ptr<CompositeInstruction>, qreg,

                                  KernelArgs...),

        std::shared_ptr<Observable> obs, const int _ne, const std::string _pool,

        Observable &obs, const int _ne, const std::string _pool,

        const std::string _subAlgo, std::shared_ptr<Optimizer> opt)

      : state_prep_ptr(reinterpret_cast<void *>(state_prep_kernel)),

        observable(obs), nElectrons(_ne), pool(_pool), subAlgo(_subAlgo),

        optimizer(opt) {

    q = qalloc(obs->nBits());

    q = qalloc(obs.nBits());

  }



  double execute(KernelArgs... initial_args) {
@@ -507,7 +508,7 @@ public: 
                      {"optimizer", optimizer},

                      {"sub-algorithm", subAlgo},

                      {"accelerator", accelerator},

                      {"observable", observable}});

                      {"observable", &observable}});

    return q.results()->getInformation("opt-val").template as<double>();

  }

};