OnnxRuntimeSessionToolCUDA.h

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// Copyright (C) 2002-2025 CERN for the benefit of the ATLAS collaboration
 
#ifndef OnnxRuntimeSessionToolCUDA_H
#define OnnxRuntimeSessionToolCUDA_H
 
#include "AsgTools/AsgTool.h"
#include "AthOnnxInterfaces/IOnnxRuntimeSessionTool.h"
#include "AthOnnxInterfaces/IOnnxRuntimeSvc.h"
#include "AsgServices/ServiceHandle.h"
#include "AsgTools/PropertyWrapper.h"
 
#include <string>
 
namespace AthOnnx {
    // @class OnnxRuntimeSessionToolCUDA
    // 
    // @brief Tool to create Onnx Runtime session with CUDA backend
    //
    // @author Xiangyang Ju <xiangyang.ju@cern.ch>
    class OnnxRuntimeSessionToolCUDA :  public asg::AsgTool, virtual public IOnnxRuntimeSessionTool
    {
        ASG_TOOL_CLASS(OnnxRuntimeSessionToolCUDA, IOnnxRuntimeSessionTool)
        public:
        OnnxRuntimeSessionToolCUDA( const std::string& name);
        virtual ~OnnxRuntimeSessionToolCUDA() = default;
 
        virtual StatusCode initialize() override final;
 
        virtual Ort::Session& session() const override final;
 
        protected:
        OnnxRuntimeSessionToolCUDA() = delete;
        OnnxRuntimeSessionToolCUDA(const OnnxRuntimeSessionToolCUDA&) = delete;
        OnnxRuntimeSessionToolCUDA& operator=(const OnnxRuntimeSessionToolCUDA&) = delete;
 
        private:
        Gaudi::Property<std::string> m_modelFileName{this, "ModelFileName", "", "The model file name"};
        Gaudi::Property<int> m_deviceId{this, "DeviceId", 0, "Device ID to use"};
        Gaudi::Property<bool> m_enableMemoryShrinkage{this, "EnableMemoryShrinkage", false, "Enable automatic memory shrinkage"};
 
        ServiceHandle<IOnnxRuntimeSvc> m_onnxRuntimeSvc{this, "OnnxRuntimeSvc", "AthOnnx::OnnxRuntimeSvc/OnnxRuntimeSvc", "The Onnx runtime service"};
        std::unique_ptr<Ort::Session> m_session;
    };
}
 
#endif