scalar_datatype.h

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 * Copyright (C) 2020 Institute of Bioorganic Chemistry Polish Academy of Science (PSNC)
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#ifndef PDI_SCALAR_DATATYPE_H_
#define PDI_SCALAR_DATATYPE_H_

#include <functional>
#include <string>

#include <pdi/pdi_fwd.h>
#include <pdi/datatype.h>


namespace PDI {

class PDI_EXPORT Scalar_datatype:
    public Datatype
{
    size_t m_size;
    
    size_t m_dense_size;
    
    size_t m_align;
    
    Scalar_kind m_kind;
    
    std::function<void* (void*, const void*)> m_copy;
    
    std::function<void(void*)> m_destroy;
    
public:
    Scalar_datatype(Scalar_kind kind, size_t size);
    
    Scalar_datatype(Scalar_kind kind, size_t size, size_t align);
    
    Scalar_datatype(Scalar_kind kind, size_t size, size_t align, size_t dense_size, std::function<void* (void*, const void*)> copy, std::function<void(void*)> destroy);
    
    Scalar_kind kind() const;
    
    Datatype_template_uptr clone() const override;
    
    Datatype_uptr clone_type() const override;
    
    Datatype_uptr densify() const override;
    
    Datatype_uptr evaluate(Context&) const override;
    
    bool dense() const override;
    
    size_t datasize() const override;
    
    size_t buffersize() const override;
    
    size_t alignment() const override;
    
    bool simple() const override;
    
    void* data_to_dense_copy(void* to, const void* from) const override;
    
    void* data_from_dense_copy(void* to, const void* from) const override;
    
    void destroy_data(void* ptr) const override;
    
    std::string debug_string() const override;
    
    bool operator== (const Datatype&) const override;
    
};

const Scalar_datatype UNDEF_TYPE = {Scalar_kind::UNKNOWN, 0};

} // namespace PDI

#endif // PDI_SCALAR_DATATYPE_H_