Class LightningGPUSimulator

• Defined in File LightningGPUSimulator.hpp

Inheritance Relationships

Base Type

• public Catalyst::Runtime::QuantumDevice

Class Documentation

class LightningGPUSimulator : public Catalyst::Runtime::QuantumDevice

LGPU state vector class wrapper for Catalyst. This class inherits from the QuantumDevice class defined in Catalyst. More info: https://github.com/PennyLaneAI/catalyst/blob/main/runtime/include/QuantumDevice.hpp.

Public Functions

inline explicit LightningGPUSimulator(const std::string &kwargs = "{}")

~LightningGPUSimulator() = default

LightningGPUSimulator(const LightningGPUSimulator&) = delete

LightningGPUSimulator &operator=(const LightningGPUSimulator&) = delete

LightningGPUSimulator(LightningGPUSimulator&&) = delete

LightningGPUSimulator &operator=(LightningGPUSimulator&&) = delete

auto AllocateQubit() -> QubitIdType override

auto AllocateQubits(std::size_t num_qubits) -> std::vector<QubitIdType> override

void ReleaseQubit(QubitIdType q) override

void ReleaseAllQubits() override

auto GetNumQubits() const -> std::size_t override

void StartTapeRecording() override

void StopTapeRecording() override

void SetDeviceShots(std::size_t shots) override

void SetDevicePRNG(std::mt19937*) override

void SetState(DataView<std::complex<double>, 1>&, std::vector<QubitIdType>&) override

void SetBasisState(DataView<int8_t, 1>&, std::vector<QubitIdType>&) override

auto GetDeviceShots() const -> std::size_t override

void PrintState() override

auto Zero() const -> Result override

auto One() const -> Result override

void NamedOperation(const std::string &name, const std::vector<double> &params, const std::vector<QubitIdType> &wires, bool inverse = false, const std::vector<QubitIdType> &controlled_wires = {}, const std::vector<bool> &controlled_values = {}) override

void MatrixOperation(const std::vector<std::complex<double>> &matrix, const std::vector<QubitIdType> &wires, bool inverse = false, const std::vector<QubitIdType> &controlled_wires = {}, const std::vector<bool> &controlled_values = {}) override

auto Observable(ObsId id, const std::vector<std::complex<double>> &matrix, const std::vector<QubitIdType> &wires) -> ObsIdType override

auto TensorObservable(const std::vector<ObsIdType> &obs) -> ObsIdType override

auto HamiltonianObservable(const std::vector<double> &coeffs, const std::vector<ObsIdType> &obs) -> ObsIdType override

auto Expval(ObsIdType obsKey) -> double override

auto Var(ObsIdType obsKey) -> double override

void State(DataView<std::complex<double>, 1> &state) override

void Probs(DataView<double, 1> &probs) override

void PartialProbs(DataView<double, 1> &probs, const std::vector<QubitIdType> &wires) override

void Sample(DataView<double, 2> &samples, std::size_t shots) override

void PartialSample(DataView<double, 2> &samples, const std::vector<QubitIdType> &wires, std::size_t shots) override

void Counts(DataView<double, 1> &eigvals, DataView<int64_t, 1> &counts, std::size_t shots) override

void PartialCounts(DataView<double, 1> &eigvals, DataView<int64_t, 1> &counts, const std::vector<QubitIdType> &wires, std::size_t shots) override

auto Measure(QubitIdType wire, std::optional<int32_t> postselect = std::nullopt) -> Result override

void Gradient(std::vector<DataView<double, 1>> &gradients, const std::vector<std::size_t> &trainParams) override

auto CacheManagerInfo() -> std::tuple<std::size_t, std::size_t, std::size_t, std::vector<std::string>, std::vector<ObsIdType>>

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