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jigsaw.hpp
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jigsaw.hpp
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/*
--------------------------------------------------------
*
* ,o, ,o, /
* ` ` e88~88e d88~\ /~~~8e Y88b e /
* 888 888 88 88 C888 88b Y88b d8b /
* 888 888 "8b_d8" Y88b e88~-888 Y888/Y88b/
* 888 888 / 888D C88 888 Y8/ Y8/
* 88P 888 Cb \_88P "8b_-888 Y Y
* \_8" Y8""8D
*
--------------------------------------------------------
* JIGSAW: an unstructured mesh generation library.
--------------------------------------------------------
*
* Last updated: 19 January, 2019
*
* Copyright 2013 -- 2019
* Darren Engwirda
* https://github.com/dengwirda
*
--------------------------------------------------------
*
* This program may be freely redistributed under the
* condition that the copyright notices (including this
* entire header) are not removed, and no compensation
* is received through use of the software. Private,
* research, and institutional use is free. You may
* distribute modified versions of this code UNDER THE
* CONDITION THAT THIS CODE AND ANY MODIFICATIONS MADE
* TO IT IN THE SAME FILE REMAIN UNDER COPYRIGHT OF THE
* ORIGINAL AUTHOR, BOTH SOURCE AND OBJECT CODE ARE
* MADE FREELY AVAILABLE WITHOUT CHARGE, AND CLEAR
* NOTICE IS GIVEN OF THE MODIFICATIONS. Distribution
* of this code as part of a commercial system is
* permissible ONLY BY DIRECT ARRANGEMENT WITH THE
* AUTHOR. (If you are not directly supplying this
* code to a customer, and you are instead telling them
* how they can obtain it for free, then you are not
* required to make any arrangement with me.)
*
* Disclaimer: Neither I nor: Columbia University, The
* Massachusetts Institute of Technology, The
* University of Sydney, nor the National Aeronautics
* and Space Administration warrant this code in any
* way whatsoever. This code is provided "as-is" to be
* used at your own risk.
*
--------------------------------------------------------
*/
template <
typename jlog_data
>
__normal_call void_type jigsaw_banner (
jlog_data &_jlog
)
{
/*-- NB: silliness re. escape sequences */
_jlog.push (
" \n"
"#------------------------------------------------------------\n"
"#\n"
"# ,o, ,o, / \n"
"# ` ` e88~88e d88~\\ /~~~8e Y88b e / \n"
"# 888 888 88 88 C888 88b Y88b d8b / \n"
"# 888 888 \"8b_d8\" Y88b e88~-888 Y888/Y88b/ \n"
"# 888 888 / 888D C88 888 Y8/ Y8/ \n"
"# 88P 888 Cb \\_88P \"8b_-888 Y Y \n"
"# \\_8\" Y8\"\"8D \n"
"#\n"
"#------------------------------------------------------------\n"
"# JIGSAW: an unstructured mesh generation library. \n"
"#------------------------------------------------------------\n"
" \n"
" " __JGSWVSTR "\n\n"
) ;
}
# ifdef __lib_jigsaw
# include "liblib/init_jig_t.hpp"
# include "liblib/init_msh_t.hpp"
# include "liblib/load_jig_t.hpp"
# include "liblib/load_msh_t.hpp"
# include "liblib/save_jig_t.hpp"
# include "liblib/save_msh_t.hpp"
__normal_call iptr_type jigsaw ( // lib-jigsaw
jigsaw_jig_t *_jjig ,
jigsaw_msh_t *_gmsh ,
jigsaw_msh_t *_imsh ,
jigsaw_msh_t *_hmsh ,
jigsaw_msh_t *_mmsh
)
{
iptr_type _retv = +0;
hfun_data _hfun ; // HFUN data
geom_data _geom ; // GEOM data
rdel_data _rdel ; // TRIA data
mesh_data _mesh ; // MESH data
jcfg_data _jcfg ;
# ifdef __use_timers
typename std ::chrono::
high_resolution_clock::
time_point _ttic ;
typename std ::chrono::
high_resolution_clock::
time_point _ttoc ;
typename std ::chrono::
high_resolution_clock _time;
__unreferenced(_time) ;
# endif//__use_timers
/*--------------------------------- init. output data */
jigsaw_init_msh_t(_mmsh) ;
/*--------------------------------- setup *.JLOG data */
if (_jjig != nullptr )
{
_jcfg._verbosity = _jjig->_verbosity ;
}
jlog_null _jlog(_jcfg) ;
jigsaw_banner (_jlog) ;
/*--------------------------------- parse *.JCFG data */
if (_jjig != nullptr )
{
_jlog.push (
" Reading CFG. data...\n\n" ) ;
# ifdef __use_timers
_ttic = _time.now();
# endif//__use_timers
if ((_retv = copy_jcfg (
_jcfg,
_jlog,*_jjig)) != __no_error)
{
return _retv ;
}
if ((_retv = test_jcfg (
_jcfg, _jlog)) != __no_error)
{
return _retv ;
}
_jlog.push (
" CFG. data summary...\n\n" ) ;
if ((_retv = echo_jcfg (
_jcfg, _jlog)) != __no_error)
{
return _retv ;
}
# ifdef __use_timers
_ttoc = _time.now();
_jlog.push(dump_time(_ttic, _ttoc));
# endif//__use_timers
}
if (_gmsh != nullptr )
{
/*--------------------------------- parse *.GEOM data */
_jlog.push ( __jloglndv "\n" ) ;
_jlog.push (
" Reading GEOM data...\n\n" ) ;
# ifdef __use_timers
_ttic = _time.now();
# endif//__use_timers
if ((_retv = copy_geom (
_jcfg, _jlog ,
_geom,*_gmsh)) != __no_error)
{
return _retv ;
}
if ((_retv = test_geom (
_jcfg,
_jlog, _geom)) != __no_error)
{
return _retv ;
}
# ifdef __use_timers
_ttoc = _time.now();
_jlog.push(dump_time(_ttic, _ttoc));
# endif//__use_timers
}
if (_gmsh != nullptr )
{
/*--------------------------------- parse *.GEOM data */
_jlog.push ( __jloglndv "\n" ) ;
_jlog.push (
" Forming GEOM data...\n\n" ) ;
# ifdef __use_timers
_ttic = _time.now();
# endif//__use_timers
_geom.init_geom(_jcfg) ;
if (_jcfg._verbosity > 0 )
{
_jlog.push (
" GEOM data summary...\n\n" ) ;
if ((_retv = echo_geom (
_jcfg,
_jlog, _geom)) != __no_error)
{
return _retv ;
}
}
# ifdef __use_timers
_ttoc = _time.now();
_jlog.push(dump_time(_ttic, _ttoc));
# endif//__use_timers
}
if (_imsh != nullptr )
{
/*--------------------------------- parse *.INIT data */
_jlog.push ( __jloglndv "\n" ) ;
_jlog.push (
" Reading INIT data...\n\n" ) ;
# ifdef __use_timers
_ttic = _time.now();
# endif//__use_timers
if ((_retv = copy_init (
_jcfg, _jlog,
_mesh,*_imsh)) != __no_error)
{
return _retv ;
}
if ((_retv = test_init (
_jcfg,
_jlog, _mesh)) != __no_error)
{
return _retv ;
}
# ifdef __use_timers
_ttoc = _time.now();
_jlog.push(dump_time(_ttic, _ttoc));
# endif//__use_timers
}
if (_imsh != nullptr )
{
/*--------------------------------- assemble init-con */
_jlog.push ( __jloglndv "\n" ) ;
_jlog.push (
" Forming INIT data...\n\n" ) ;
# ifdef __use_timers
_ttic = _time.now();
# endif//__use_timers
_mesh._euclidean_mesh_2d.
_mesh.make_ptrs();
_mesh._euclidean_mesh_3d.
_mesh.make_ptrs();
if (_jcfg._verbosity > 0 )
{
_jlog.push (
" INIT data summary...\n\n" ) ;
if ((_retv = echo_init (
_jcfg,
_jlog, _mesh)) != __no_error)
{
return _retv ;
}
}
# ifdef __use_timers
_ttoc = _time.now();
_jlog.push(dump_time(_ttic, _ttoc));
# endif//__use_timers
}
if (_hmsh != nullptr )
{
/*--------------------------------- parse *.HFUN data */
_jlog.push ( __jloglndv "\n" ) ;
_jlog.push (
" Reading HFUN data...\n\n" ) ;
# ifdef __use_timers
_ttic = _time.now();
# endif//__use_timers
if ((_retv = copy_hfun (
_jcfg, _jlog ,
_hfun,*_hmsh)) != __no_error)
{
return _retv ;
}
if ((_retv = test_hfun (
_jcfg,
_jlog, _hfun)) != __no_error)
{
return _retv ;
}
# ifdef __use_timers
_ttoc = _time.now();
_jlog.push(dump_time(_ttic, _ttoc));
# endif//__use_timers
}
if (_gmsh != nullptr )
{
/*--------------------------------- assemble size-fun */
_jlog.push ( __jloglndv "\n" ) ;
_jlog.push (
" Forming HFUN data...\n\n" ) ;
# ifdef __use_timers
_ttic = _time.now();
# endif//__use_timers
if ((_retv = init_hfun (
_jcfg, _jlog ,
_geom, _hfun)) != __no_error)
{
return _retv ;
}
_hfun.init_hfun (_jcfg);
if (_jcfg._verbosity > 0 )
{
_jlog.push (
" HFUN data summary...\n\n" ) ;
if ((_retv = echo_hfun (
_jcfg,
_jlog, _hfun)) != __no_error)
{
return _retv ;
}
}
# ifdef __use_timers
_ttoc = _time.now();
_jlog.push(dump_time(_ttic, _ttoc));
# endif//__use_timers
}
if (_gmsh != nullptr )
{
if(_jcfg._rdel_opts.iter() != +0 )
{
/*--------------------------------- call mesh routine */
_jlog.push ( __jloglndv "\n" ) ;
_jlog.push (
" Generate rDT MESH...\n\n" ) ;
# ifdef __use_timers
_ttic = _time.now();
# endif//__use_timers
if ((_retv = make_mesh (
_jcfg, _jlog ,
_geom, _mesh ,
_hfun, _rdel)) != __no_error)
{
return _retv ;
}
# ifdef __use_timers
_ttoc = _time.now();
_jlog.push(dump_time(_ttic, _ttoc));
# endif//__use_timers
}
}
if (_gmsh != nullptr )
{
/*--------------------------------- call copy routine */
if(_jcfg._rdel_opts.iter() != +0 &&
_jcfg._iter_opts.iter() != +0 )
{
_jlog.push ( __jloglndv "\n" ) ;
_jlog.push (
" Pushing MESH data...\n\n" ) ;
# ifdef __use_timers
_ttic = _time.now();
# endif//__use_timers
if ((_retv = copy_mesh (
_jcfg, _jlog ,
_rdel, _mesh)) != __no_error)
{
return _retv ;
}
# ifdef __use_timers
_ttoc = _time.now();
_jlog.push(dump_time(_ttic, _ttoc));
# endif//__use_timers
}
}
if (_gmsh != nullptr )
{
if(_jcfg._iter_opts.iter() != +0 )
{
/*--------------------------------- call iter routine */
_jlog.push ( __jloglndv "\n" ) ;
_jlog.push (
" MESH optimisation...\n\n" ) ;
# ifdef __use_timers
_ttic = _time.now();
# endif//__use_timers
if ((_retv = init_mesh (
_jcfg,
_jlog, _mesh)) != __no_error)
{
return _retv ;
}
if ((_retv = iter_mesh (
_jcfg, _jlog ,
_geom,
_hfun, _mesh)) != __no_error)
{
return _retv ;
}
# ifdef __use_timers
_ttoc = _time.now();
_jlog.push(dump_time(_ttic, _ttoc));
# endif//__use_timers
}
}
if (_gmsh != nullptr )
{
/*--------------------------------- dump mesh to data */
_jlog.push ( __jloglndv "\n" ) ;
_jlog.push (
" Writing MESH file...\n\n" ) ;
# ifdef __use_timers
_ttic = _time.now();
# endif//__use_timers
if (_jcfg._rdel_opts.iter() != +0 &&
_jcfg._iter_opts.iter() == +0 )
{
if ((_retv = save_msht (
_jcfg, _jlog ,
_rdel,*_mmsh)) != __no_error)
{
return _retv ;
}
}
else
{
if ((_retv = save_msht (
_jcfg, _jlog ,
_mesh,*_mmsh)) != __no_error)
{
return _retv ;
}
}
# ifdef __use_timers
_ttoc = _time.now();
_jlog.push(dump_time(_ttic, _ttoc));
# endif//__use_timers
}
/*-------------------------- success, if we got here! */
return ( _retv ) ;
}
# else
# if defined(__cmd_jigsaw)
__normal_call iptr_type main ( // cmd-jigsaw
int _argc ,
char **_argv
)
{
hfun_data _hfun ; // HFUN data
geom_data _geom ; // GEOM data
rdel_data _rdel ; // TRIA data
mesh_data _mesh ; // MESH data
# ifdef __use_timers
typename std ::chrono::
high_resolution_clock::
time_point _ttic ;
typename std ::chrono::
high_resolution_clock::
time_point _ttoc ;
typename std ::chrono::
high_resolution_clock _time;
__unreferenced(_time) ;
# endif//__use_timers
/*-------------------------- find *.JFCG file in args */
iptr_type _retv = -1 ;
jcfg_data _jcfg ;
for (; _argc-- != +0; )
{
std::string _ssrc(_argv[_argc]) ;
std::string _path ;
std::string _name ;
std::string _fext ;
file_part ( _ssrc ,
_path , _name , _fext) ;
if (_ssrc.find("-whoami") == 0)
{
_retv = -2 ;
std::cout << __JGSWVSTR ;
std::cout << std::endl ;
break ;
}
if (_fext.find("jig") == 0)
{
_retv = +0 ;
_jcfg._jcfg_file =_ssrc ;
_jcfg._file_path =_path ;
_jcfg._file_name =_name ;
break ;
}
}
if (_retv != +0) return ( _retv ) ;
/*--------------------------------- setup *.JLOG file */
jlog_text _jlog(_jcfg) ;
jigsaw_banner (_jlog) ;
if(!_jcfg._jcfg_file.empty())
{
/*--------------------------------- parse *.JCFG file */
_jlog.push (
" Reading CFG. file...\n\n" ) ;
# ifdef __use_timers
_ttic = _time.now();
# endif//__use_timers
if ((_retv = read_jcfg (
_jcfg, _jlog)) != __no_error)
{
return _retv ;
}
if ((_retv = test_jcfg (
_jcfg, _jlog)) != __no_error)
{
return _retv ;
}
_jlog.push (
" CFG. data summary...\n\n" ) ;
if ((_retv = echo_jcfg (
_jcfg, _jlog)) != __no_error)
{
return _retv ;
}
# ifdef __use_timers
_ttoc = _time.now();
_jlog.push(dump_time(_ttic, _ttoc));
# endif//__use_timers
}
if(!_jcfg._geom_file.empty())
{
/*--------------------------------- parse *.GEOM file */
_jlog.push ( __jloglndv "\n" ) ;
_jlog.push (
" Reading GEOM file...\n\n" ) ;
# ifdef __use_timers
_ttic = _time.now();
# endif//__use_timers
if ((_retv = read_geom (
_jcfg,
_jlog, _geom)) != __no_error)
{
return _retv ;
}
if ((_retv = test_geom (
_jcfg,
_jlog, _geom)) != __no_error)
{
return _retv ;
}
# ifdef __use_timers
_ttoc = _time.now();
_jlog.push(dump_time(_ttic, _ttoc));
# endif//__use_timers
}
if(!_jcfg._geom_file.empty())
{
/*--------------------------------- assemble geometry */
_jlog.push ( __jloglndv "\n" ) ;
_jlog.push (
" Forming GEOM data...\n\n" ) ;
# ifdef __use_timers
_ttic = _time.now();
# endif//__use_timers
_geom.init_geom(_jcfg) ;
if (_jcfg._verbosity > 0 )
{
_jlog.push (
" GEOM data summary...\n\n" ) ;
if ((_retv = echo_geom (
_jcfg,
_jlog, _geom)) != __no_error)
{
return _retv ;
}
}
# ifdef __use_timers
_ttoc = _time.now();
_jlog.push(dump_time(_ttic, _ttoc));
# endif//__use_timers
}
if(!_jcfg._init_file.empty())
{
/*--------------------------------- parse *.INIT file */
_jlog.push ( __jloglndv "\n" ) ;
_jlog.push (
" Reading INIT file...\n\n" ) ;
# ifdef __use_timers
_ttic = _time.now();
# endif//__use_timers
if ((_retv = read_init (
_jcfg,
_jlog, _mesh)) != __no_error)
{
return _retv ;
}
if ((_retv = test_init (
_jcfg,
_jlog, _mesh)) != __no_error)
{
return _retv ;
}
# ifdef __use_timers
_ttoc = _time.now();
_jlog.push(dump_time(_ttic, _ttoc));
# endif//__use_timers
}
if(!_jcfg._init_file.empty())
{
/*--------------------------------- assemble init-con */
_jlog.push ( __jloglndv "\n" ) ;
_jlog.push (
" Forming INIT data...\n\n" ) ;
# ifdef __use_timers
_ttic = _time.now();
# endif//__use_timers
_mesh._euclidean_mesh_2d.
_mesh.make_ptrs();
_mesh._euclidean_mesh_3d.
_mesh.make_ptrs();
if (_jcfg._verbosity > 0 )
{
_jlog.push (
" INIT data summary...\n\n" ) ;
if ((_retv = echo_init (
_jcfg,
_jlog, _mesh)) != __no_error)
{
return _retv ;
}
}
# ifdef __use_timers
_ttoc = _time.now();
_jlog.push(dump_time(_ttic, _ttoc));
# endif//__use_timers
}
if(!_jcfg._hfun_file.empty())
{
/*--------------------------------- parse *.HFUN file */
_jlog.push ( __jloglndv "\n" ) ;
_jlog.push (
" Reading HFUN file...\n\n" ) ;
# ifdef __use_timers
_ttic = _time.now();
# endif//__use_timers
if ((_retv = read_hfun (
_jcfg,
_jlog, _hfun)) != __no_error)
{
return _retv ;
}
if ((_retv = test_hfun (
_jcfg,
_jlog, _hfun)) != __no_error)
{
return _retv ;
}
# ifdef __use_timers
_ttoc = _time.now();
_jlog.push(dump_time(_ttic, _ttoc));
# endif//__use_timers
}
if(!_jcfg._geom_file.empty())
{
/*--------------------------------- assemble size-fun */
_jlog.push ( __jloglndv "\n" ) ;
_jlog.push (
" Forming HFUN data...\n\n" ) ;
# ifdef __use_timers
_ttic = _time.now();
# endif//__use_timers
if ((_retv = init_hfun (
_jcfg, _jlog ,
_geom, _hfun)) != __no_error)
{
return _retv ;
}
_hfun.init_hfun (_jcfg);
if (_jcfg._verbosity > 0 )
{
_jlog.push (
" HFUN data summary...\n\n" ) ;
if ((_retv = echo_hfun (
_jcfg,
_jlog, _hfun)) != __no_error)
{
return _retv ;
}
}
# ifdef __use_timers
_ttoc = _time.now();
_jlog.push(dump_time(_ttic, _ttoc));
# endif//__use_timers
}
if(!_jcfg._geom_file.empty())
{
if(_jcfg._rdel_opts.iter() != +0 )
{
/*--------------------------------- call mesh routine */
_jlog.push ( __jloglndv "\n" ) ;
_jlog.push (
" Generate rDT MESH...\n\n" ) ;
# ifdef __use_timers
_ttic = _time.now();
# endif//__use_timers
if ((_retv = make_mesh (
_jcfg, _jlog ,
_geom, _mesh ,
_hfun, _rdel)) != __no_error)
{
return _retv ;
}
# ifdef __use_timers
_ttoc = _time.now();
_jlog.push(dump_time(_ttic, _ttoc));
# endif//__use_timers
}
}
if(!_jcfg._geom_file.empty() &&
!_jcfg._tria_file.empty() )
{
/*--------------------------------- dump tria to file */
_jlog.push ( __jloglndv "\n" ) ;
_jlog.push (
" Writing TRIA file...\n\n" ) ;
# ifdef __use_timers
_ttic = _time.now();
# endif//__use_timers
if ((_retv = save_tria (
_jcfg,
_jlog, _rdel)) != __no_error)
{
return _retv ;
}
# ifdef __use_timers
_ttoc = _time.now();
_jlog.push(dump_time(_ttic, _ttoc));
# endif//__use_timers
}
if(!_jcfg._geom_file.empty())
{
if(_jcfg._rdel_opts.iter() != +0 &&
_jcfg._iter_opts.iter() != +0 )
{
/*--------------------------------- call copy routine */
_jlog.push ( __jloglndv "\n" ) ;
_jlog.push (
" Pushing MESH data...\n\n" ) ;
# ifdef __use_timers
_ttic = _time.now();
# endif//__use_timers
if ((_retv = copy_mesh (
_jcfg, _jlog ,
_rdel, _mesh)) != __no_error)
{
return _retv ;
}
# ifdef __use_timers
_ttoc = _time.now();
_jlog.push(dump_time(_ttic, _ttoc));
# endif//__use_timers
}
}
if(!_jcfg._geom_file.empty())
{
if(_jcfg._iter_opts.iter() != +0 )
{
/*--------------------------------- call iter routine */
_jlog.push ( __jloglndv "\n" ) ;
_jlog.push (
" MESH optimisation...\n\n" ) ;
# ifdef __use_timers
_ttic = _time.now();
# endif//__use_timers
if ((_retv = init_mesh (
_jcfg,
_jlog, _mesh)) != __no_error)
{
return _retv ;
}
if ((_retv = iter_mesh (
_jcfg, _jlog ,
_geom,
_hfun, _mesh)) != __no_error)
{
return _retv ;
}
# ifdef __use_timers
_ttoc = _time.now();
_jlog.push(dump_time(_ttic, _ttoc));
# endif//__use_timers
}
}
if(!_jcfg._geom_file.empty() &&
!_jcfg._mesh_file.empty() )
{
/*--------------------------------- dump mesh to file */
_jlog.push ( __jloglndv "\n" ) ;
_jlog.push (
" Writing MESH file...\n\n" ) ;
# ifdef __use_timers
_ttic = _time.now();
# endif//__use_timers
if (_jcfg._rdel_opts.iter() != +0 &&
_jcfg._iter_opts.iter() == +0 )
{
if ((_retv = save_jmsh (
_jcfg,
_jlog, _rdel)) != __no_error)
{
return _retv ;
}
}
else
{
if ((_retv = save_jmsh (
_jcfg,
_jlog, _mesh)) != __no_error)
{
return _retv ;
}
}
# ifdef __use_timers
_ttoc = _time.now();
_jlog.push(dump_time(_ttic, _ttoc));
# endif//__use_timers
}
/*-------------------------- success, if we got here! */
return ( _retv ) ;
}
# endif //__cmd_jigsaw
# endif //__lib_jigsaw