demo26

MshFileVersion='4.1';
fprintf('--------------- demo26\n')
fprintf('3D surface meshing: mesh and partitioned mesh using ''MshFileVersion''=''%s''(default)\n',MshFileVersion)
fprintf('---------------\n')
geofile='sphere8surf.geo';
np=5; % number of partitions
fprintf('1. Building a mesh file by using :\n')
fprintf('   -> gmsh version %s\n',fc_oogmsh.gmsh.version())
fprintf('   -> geo file : %s\n',geofile);
meshfile=fc_oogmsh.gmsh.buildmesh3ds(geofile,20,'verbose',2,'force',true,'MshFileVersion',MshFileVersion);
fprintf('   -> msh file : %s\n',fc_oogmsh.pathrep(meshfile));
fprintf('2. Reading the mesh file\n')
Gh=fc_oogmsh.ooGmsh4(meshfile)
fprintf('3. Building partitioned mesh file\n')
fprintf('   -> number of partitions : %d\n',np);
pmfile=fc_oogmsh.gmsh.buildpartmesh(meshfile,np,'verbose',2,'force',true,'MshFileVersion',MshFileVersion);
fprintf('   -> partitioned msh file : %s\n',fc_oogmsh.pathrep(pmfile));
fprintf('4. Reading the partitioned mesh file\n')
pGh=fc_oogmsh.ooGmsh4(pmfile)

fc_oogmsh.plot_PhysicalTags(Gh)
fc_oogmsh.plot_ElementaryTags(Gh)
--------------- demo26
3D surface meshing: mesh and partitioned mesh using 'MshFileVersion'='4.1'(default)
---------------
1. Building a mesh file by using :
   -> gmsh version 4.2.2
   -> geo file : sphere8surf.geo
[fc-oogmsh] Input file : <fc-oogmsh>/geodir/3ds/sphere8surf.geo
[fc-oogmsh] Overwritting mesh file <fc-oogmsh>/meshes/sphere8surf-20.msh
[fc-oogmsh] Starting building mesh <fc-oogmsh>/meshes/sphere8surf-20.msh with gmsh 4.2.2
[fc-oogmsh]  Using command : gmsh -2 -setnumber N 20 -string "Mesh.MshFileVersion=4.1;"   <fc-oogmsh>/geodir/3ds/sphere8surf.geo -o <fc-oogmsh>/meshes/sphere8surf-20.msh
 Be patient...
[fc-oogmsh] Using gmsh 4.2.2 to write MSH file format version 4.1 in <fc-oogmsh>/meshes/sphere8surf-20.msh
   -> msh file : <fc-oogmsh>/meshes/sphere8surf-20.msh
2. Reading the mesh file
Gh =
 
  fc_oogmsh.ooGmsh4 with properties:
               Elements: (1x1 struct)
               Entities: (1x1 struct)
             MeshFormat: (1x1 struct)
                  Nodes: (1x1 struct)
    PartitionedEntities: []
          PeriodicLinks: []
          PhysicalNames: []
                    dim: 3 double
               meshfile: (1x74 char)
                     nq: 6085 double
       partitionnedfile: 0 logical
                      q: (3x6085 double)
               toGlobal: (1x6085 double)
 
3. Building partitioned mesh file
   -> number of partitions : 5
[fc-oogmsh] Input file : <fc-oogmsh>/meshes/sphere8surf-20.msh
[fc-oogmsh] Overwritting mesh file <fc-oogmsh>/meshes/sphere8surf-20-part5.msh
[fc-oogmsh] Starting building mesh <fc-oogmsh>/meshes/sphere8surf-20-part5.msh with gmsh 4.2.2
[fc-oogmsh]  Using command : gmsh -2 -saveall -part 5  -string "Mesh.MshFileVersion=4.1;"   <fc-oogmsh>/meshes/sphere8surf-20.msh -o <fc-oogmsh>/meshes/sphere8surf-20-part5.msh
 Be patient...
[fc-oogmsh] Using gmsh 4.2.2 to write MSH file format version 4.1 in <fc-oogmsh>/meshes/sphere8surf-20-part5.msh
   -> partitioned msh file : <fc-oogmsh>/meshes/sphere8surf-20-part5.msh
4. Reading the partitioned mesh file
pGh =
 
  fc_oogmsh.ooGmsh4 with properties:
               Elements: (1x1 struct)
               Entities: (1x1 struct)
             MeshFormat: (1x1 struct)
                  Nodes: (1x1 struct)
    PartitionedEntities: (1x1 struct)
          PeriodicLinks: []
          PhysicalNames: []
                    dim: 3 double
               meshfile: (1x80 char)
                     nq: 6086 double
       partitionnedfile: 1 logical
                      q: (3x6086 double)
               toGlobal: (1x6086 double)
 
  2-node line :
     physical_tag=      1, nq=     33, nme=     32
     physical_tag=      2, nq=     33, nme=     32
     physical_tag=      3, nq=     33, nme=     32
     physical_tag=      4, nq=     33, nme=     32
     physical_tag=      5, nq=     33, nme=     32
     physical_tag=      6, nq=     33, nme=     32
     physical_tag=      7, nq=     33, nme=     32
     physical_tag=      8, nq=     33, nme=     32
     physical_tag=      9, nq=     33, nme=     32
     physical_tag=     10, nq=     33, nme=     32
     physical_tag=     11, nq=     33, nme=     32
     physical_tag=     12, nq=     33, nme=     32
  3-node triangle :
     physical_tag=      1, nq=    800, nme=   1502
     physical_tag=      2, nq=    800, nme=   1502
     physical_tag=      3, nq=    811, nme=   1524
     physical_tag=      4, nq=    815, nme=   1532
     physical_tag=      5, nq=    813, nme=   1528
     physical_tag=      6, nq=    816, nme=   1534
     physical_tag=      7, nq=    819, nme=   1540
     physical_tag=      8, nq=    801, nme=   1504
  4-node tetrahedron :
  2-node line :
     elementary_tag=      1, nq=     33, nme=     32
     elementary_tag=      2, nq=     33, nme=     32
     elementary_tag=      3, nq=     33, nme=     32
     elementary_tag=      4, nq=     33, nme=     32
     elementary_tag=      5, nq=     33, nme=     32
     elementary_tag=      6, nq=     33, nme=     32
     elementary_tag=      7, nq=     33, nme=     32
     elementary_tag=      8, nq=     33, nme=     32
     elementary_tag=      9, nq=     33, nme=     32
     elementary_tag=     10, nq=     33, nme=     32
     elementary_tag=     11, nq=     33, nme=     32
     elementary_tag=     12, nq=     33, nme=     32
  3-node triangle :
     elementary_tag=      1, nq=    811, nme=   1524
     elementary_tag=      2, nq=    815, nme=   1532
     elementary_tag=      3, nq=    800, nme=   1502
     elementary_tag=      4, nq=    800, nme=   1502
     elementary_tag=      5, nq=    819, nme=   1540
     elementary_tag=      6, nq=    801, nme=   1504
     elementary_tag=      7, nq=    813, nme=   1528
     elementary_tag=      8, nq=    816, nme=   1534
  4-node tetrahedron :
demo26-1.pngdemo26-2.pngdemo26-3.pngdemo26-4.png