Method IsDevUptodate

ngscuda/unifiedvector.hpp:62–62

    void InvalidateDevice() const { dev_uptodate = false; }
    bool IsHostUptodate() const { return host_uptodate; }
    bool IsDevUptodate() const { return dev_uptodate; }
    
    virtual ostream & Print (ostream & ost) const override;    
    virtual ostream & PrintStatus (ostream & ost) const;