Mercurial > octave
view libinterp/parse-tree/pt-misc.h @ 31248:8b75954a4670
delaunayn: adjust node ordering for positive outward normal vectors (bug #53397)
* delaunayn.m: Check sign of simplex volume, flip node order for negative
volumes to ensure positive (outward-pointing) normal vectors. Add BISTs to
check for positive volumes.
* etc/News.8.md: Append function improvement note to delaunayn change
paragraph under General Improvements.
author | Nicholas R. Jankowski <jankowski.nicholas@gmail.com> |
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date | Thu, 29 Sep 2022 23:09:05 -0400 |
parents | 796f54d4ddbf |
children | e88a07dec498 |
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//////////////////////////////////////////////////////////////////////// // // Copyright (C) 1994-2022 The Octave Project Developers // // See the file COPYRIGHT.md in the top-level directory of this // distribution or <https://octave.org/copyright/>. // // 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 // <https://www.gnu.org/licenses/>. // //////////////////////////////////////////////////////////////////////// #if ! defined (octave_pt_misc_h) #define octave_pt_misc_h 1 #include "octave-config.h" #include "base-list.h" #include "pt-decl.h" #include "pt-walk.h" namespace octave { class symbol_scope; class tree_identifier; class tree_index_expression; // Parameter lists. Used to hold the list of input and output // parameters in a function definition. Elements are identifiers // only. class tree_parameter_list : public base_list<tree_decl_elt *> { public: enum in_or_out { in = 1, out = 2 }; tree_parameter_list (in_or_out io) : m_in_or_out (io), m_marked_for_varargs (0) { } tree_parameter_list (in_or_out io, tree_decl_elt *t) : m_in_or_out (io), m_marked_for_varargs (0) { append (t); } tree_parameter_list (in_or_out io, tree_identifier *id) : m_in_or_out (io), m_marked_for_varargs (0) { append (new tree_decl_elt (id)); } // No copying! tree_parameter_list (const tree_parameter_list&) = delete; tree_parameter_list& operator = (const tree_parameter_list&) = delete; ~tree_parameter_list (void); void mark_as_formal_parameters (void); void mark_varargs (void) { m_marked_for_varargs = 1; } void mark_varargs_only (void) { m_marked_for_varargs = -1; } bool takes_varargs (void) const { return m_marked_for_varargs != 0; } bool varargs_only (void) { return (m_marked_for_varargs < 0); } bool is_input_list (void) const { return m_in_or_out == in; } bool is_output_list (void) const { return m_in_or_out == out; } std::list<std::string> variable_names (void) const; std::string varargs_symbol_name (void) const { return m_in_or_out == in ? "varargin" : "varargout"; } tree_parameter_list * dup (symbol_scope& scope) const; void accept (tree_walker& tw) { tw.visit_parameter_list (*this); } private: in_or_out m_in_or_out; // 1: takes varargs // -1: takes varargs only // 0: does not take varargs. int m_marked_for_varargs; }; } #endif