max@0: // Copyright (C) 2008-2010 NICTA (www.nicta.com.au)
max@0: // Copyright (C) 2008-2010 Conrad Sanderson
max@0: // 
max@0: // This file is part of the Armadillo C++ library.
max@0: // It is provided without any warranty of fitness
max@0: // for any purpose. You can redistribute this file
max@0: // and/or modify it under the terms of the GNU
max@0: // Lesser General Public License (LGPL) as published
max@0: // by the Free Software Foundation, either version 3
max@0: // of the License or (at your option) any later version.
max@0: // (see http://www.opensource.org/licenses for more info)
max@0: 
max@0: 
max@0: 
max@0: //! \addtogroup fn_trunc_exp
max@0: //! @{
max@0: 
max@0: 
max@0: 
max@0: template<typename eT>
max@0: inline
max@0: static
max@0: typename arma_float_only<eT>::result
max@0: trunc_exp(const eT x)
max@0:   {
max@0:   if(std::numeric_limits<eT>::is_iec559 && (x >= Math<eT>::log_max() ))
max@0:     {
max@0:     return std::numeric_limits<eT>::max();
max@0:     }
max@0:   else
max@0:     {
max@0:     return std::exp(x);
max@0:     }
max@0:   }
max@0: 
max@0: 
max@0: 
max@0: template<typename eT>
max@0: inline
max@0: static
max@0: typename arma_integral_only<eT>::result
max@0: trunc_exp(const eT x)
max@0:   {
max@0:   return eT( trunc_exp( double(x) ) );
max@0:   }
max@0: 
max@0: 
max@0: 
max@0: template<typename T>
max@0: arma_inline
max@0: static
max@0: std::complex<T>
max@0: trunc_exp(const std::complex<T>& x)
max@0:   {
max@0:   return std::exp(x);
max@0:   }
max@0:   
max@0:   
max@0:   
max@0: template<typename T1>
max@0: arma_inline
max@0: const eOp<T1, eop_trunc_exp>
max@0: trunc_exp(const Base<typename T1::elem_type,T1>& A)
max@0:   {
max@0:   arma_extra_debug_sigprint();
max@0:   
max@0:   return eOp<T1, eop_trunc_exp>(A.get_ref());
max@0:   }
max@0: 
max@0: 
max@0: 
max@0: template<typename T1>
max@0: arma_inline
max@0: const eOpCube<T1, eop_trunc_exp>
max@0: trunc_exp(const BaseCube<typename T1::elem_type,T1>& A)
max@0:   {
max@0:   arma_extra_debug_sigprint();
max@0:   
max@0:   return eOpCube<T1, eop_trunc_exp>(A.get_ref());
max@0:   }
max@0: 
max@0: 
max@0: 
max@0: //! @}