Mercurial > hg > octave-nkf
view libinterp/octave-value/ov-base-int.h @ 20811:a22d8a2eb0e5
fix adaptive strategy in ode solvers.
* script/ode/ode45.m: remove unused option OutputSave
* script/ode/private/integrate_adaptive.m: rewrite algorithm
to be more compatible.
* script/ode/private/runge_kutta_45_dorpri.m: use kahan summation
for time increment.
author | Carlo de Falco <carlo.defalco@polimi.it> |
---|---|
date | Sun, 11 Oct 2015 18:44:58 +0200 |
parents | d34e31b07966 |
children |
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/* Copyright (C) 2004-2015 John W. Eaton This file is part of Octave. Octave is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation; either version 3 of the License, or (at your option) any later version. Octave is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details. You should have received a copy of the GNU General Public License along with Octave; see the file COPYING. If not, see <http://www.gnu.org/licenses/>. */ #if !defined (octave_ov_base_int_h) #define octave_ov_base_int_h 1 #include <cstdlib> #include <iosfwd> #include <string> #include "mx-base.h" #include "str-vec.h" #include "error.h" #include "ov-base.h" #include "ov-base-mat.h" #include "ov-base-scalar.h" #include "ov-typeinfo.h" // base int matrix values. template <class T> class octave_base_int_matrix : public octave_base_matrix<T> { public: octave_base_int_matrix (void) : octave_base_matrix<T> () { } octave_base_int_matrix (const T& nda) : octave_base_matrix<T> (nda) { } ~octave_base_int_matrix (void) { } octave_base_value *clone (void) const { return new octave_base_int_matrix (*this); } octave_base_value *empty_clone (void) const { return new octave_base_int_matrix (); } octave_base_value *try_narrowing_conversion (void); bool is_real_type (void) const { return true; } // void increment (void) { matrix += 1; } // void decrement (void) { matrix -= 1; } void print_raw (std::ostream& os, bool pr_as_read_syntax = false) const; octave_value convert_to_str_internal (bool, bool, char type) const; bool save_ascii (std::ostream& os); bool load_ascii (std::istream& is); bool save_binary (std::ostream& os, bool&); bool load_binary (std::istream& is, bool swap, oct_mach_info::float_format); bool save_hdf5 (octave_hdf5_id loc_id, const char *name, bool); bool load_hdf5 (octave_hdf5_id loc_id, const char *name); }; // base int scalar values. template <class T> class octave_base_int_scalar : public octave_base_scalar<T> { public: octave_base_int_scalar (void) : octave_base_scalar<T> () { } octave_base_int_scalar (const T& s) : octave_base_scalar<T> (s) { } ~octave_base_int_scalar (void) { } octave_base_value *clone (void) const { return new octave_base_int_scalar (*this); } octave_base_value *empty_clone (void) const { return new octave_base_int_scalar (); } octave_base_value *try_narrowing_conversion (void) { return 0; } bool is_real_type (void) const { return true; } bool is_real_scalar (void) const { return true; } // void increment (void) { scalar += 1; } // void decrement (void) { scalar -= 1; } octave_value convert_to_str_internal (bool, bool, char type) const; bool save_ascii (std::ostream& os); bool load_ascii (std::istream& is); bool save_binary (std::ostream& os, bool&); bool load_binary (std::istream& is, bool swap, oct_mach_info::float_format); bool save_hdf5 (octave_hdf5_id loc_id, const char *name, bool); bool load_hdf5 (octave_hdf5_id loc_id, const char *name); }; #endif