ComputationalGraphLayerNorm.h

#pragma once
 
#if _MSC_VER >= 1900 && defined(_M_X64)
 
#include "ComputationalGraph.h"
#include "BackendLayerNorm.h"
#include "Tensor.h"
 
namespace FLImaging
{
    namespace AI
    {
 
        template <typename T>
        class FL_EXPORT CComputationalGraphLayerNorm : public CComputationalGraph<T>
        {
        private:
            CComputationalGraphLayerNorm();
 
        protected:
            CComputationalGraphLayerNorm(const CComputationalGraphLayerNorm<T>& cg);
 
        public:
            CComputationalGraphLayerNorm(const CComputationalBase<T>& cbOperand, T tEpsilon = (T)FL_EPSILON_FLOAT, bool bAffine = true, bool bBias = true);
            CComputationalGraphLayerNorm(const CComputationalBase<T>& cbOperand, int64_t i64NormalizeSize, T tEpsilon = (T)FL_EPSILON_FLOAT, bool bAffine = true, bool bBias = true);
            CComputationalGraphLayerNorm(const CComputationalBase<T>& cbOperand, const std::vector<int64_t>& vtNormalizeSize, T tEpsilon = (T)FL_EPSILON_FLOAT, bool bAffine = true, bool bBias = true);
 
            virtual ~CComputationalGraphLayerNorm();
 
            virtual CTensor<T>& Forward() override;
            virtual CTensor<T>* Backward() override;
 
            virtual CComputationalBase<T>* Clone() const override;
 
            virtual const std::vector<int64_t>& GetEstimatedShape(bool bRecursive = true) const override;
            virtual const CResult PrintNodeParamInfo() const override;
 
            virtual const CResult GetBinaryData(Base::CFLData& fldBinary, bool bSuperClass = false, int32_t i32Version = -1, bool bDumpMode = false) const override;
            virtual const CResult GetBinaryData(Base::CFLData* pFldBinary, bool bSuperClass = false, int32_t i32Version = -1, bool bDumpMode = false) const override;
 
            virtual const CResult SetBinaryData(const Base::CFLData& fldBinary, int64_t* pI64Offset = nullptr) override;
            virtual const CResult SetBinaryData(const Base::CFLData* pFldBinary, int64_t* pI64Offset = nullptr) override;
 
            virtual int64_t GetRequiredDedicatedMemory(bool bTraining = false, bool bRecursively = true, int64_t i64BatchSize = 1) const override;
            virtual int64_t GetRequiredTemporaryMemory(bool bTraining = false, bool bRecursively = true, int64_t i64BatchSize = 1, int64_t i64MemoryIndex = 0) const override;
 
            DeclareGetClassType();
            SupportToDuplicateObjectWithoutCreateNewObject(CComputationalGraphLayerNorm, *this);
 
        protected:
            virtual const CResult ForwardPass();
            virtual const CResult BackwardPass(bool bAddGradients);
            virtual bool IsEnoughMappingData() const;
 
        protected:
 
            CBackendLayerNorm<T> m_backendLayerNorm;
            std::vector<int64_t>& m_vtNormalizeShape;
 
            CTensor<T>* m_pTsrVarienceBuffer;
            CTensor<T>* m_pTsrMeanBuffer;
 
            T m_tEpsilon;
            bool m_bAffine;
            bool m_bBias;
        public:
            DeclareGetSignletonObject(CComputationalGraphLayerNorm);
        };
 
        #define CCGFLayerNorm(...) (*(new CComputationalGraphLayerNorm<float>(__VA_ARGS__)))
        #define CCGDLayerNorm(...) (*(new CComputationalGraphLayerNorm<double>(__VA_ARGS__)))
 
        #define CCGTLayerNorm(T, ...) (*(new CComputationalGraphLayerNorm<T>(__VA_ARGS__)))
    }
}
 
#endif