Can not using mesh-based post processing file as background mesh
I can generate mesh with navie pos file but fail with the mesh-based pos file.
Is there any tricks to use mesh-based pos file?
The gmsh log and script file as follows:
Info : Done reading 'F:\PyGeoMesh\Results\testuniform_gmsh.geo'
Info : Reading 'F:\PyGeoMesh\Results\testadapt_mesh.pos'...
Info : 413 entities
Info : 16825 nodes
Info : 69731 elements
Info : Setting interpolation matrices from scheme 'INTERPOLATION_SCHEME'
Info : Done reading 'F:\PyGeoMesh\Results\testadapt_mesh.pos'
Info : Done reading 'F:\PyGeoMesh\Results\test_adapt.geo'
Info : Meshing 3D...
Info : 3D Meshing 1 volume with 1 connected component
Info : Tetrahedrizing 0 nodes...
Info : Done tetrahedrizing 8 nodes (Wall 0s, CPU 0s)
Info : Reconstructing mesh...
Info : - Creating surface mesh
Info : - Identifying boundary edges
Info : - Recovering boundary
Info : Done reconstructing mesh (Wall 0.00899982s, CPU 0s)
Error : No tetrahedra in region 337
Info : 3D refinement terminated (0 nodes total):
Info : - 0 Delaunay cavities modified for star shapeness
Info : - 0 nodes could not be inserted
Info : - 0 tetrahedra created in 0.000999928 sec. (0 tets/s)
Error : No elements in volume 337
Info : Done meshing 3D (Wall 0.0450001s, CPU 0s)
Info : Optimizing mesh...
Info : Optimizing volume 337
Info : Done optimizing mesh (Wall 0.00299978s, CPU 0s)
Info : 16825 nodes 69731 elements
Error : ------------------------------
Error : Mesh generation error summary
Error : 0 warnings
Error : 2 errors
Error : Check the full log for details
Error : ------------------------------
Info : Writing 'F:\PyGeoMesh\Results\test_adapt'...
test_adapt.geo
// Merge base geometry
Merge "testuniform_gmsh.geo";
//Merge a post-processing view containing the target mesh sizes
Merge "testadapt_mesh.pos"; //mesh-based pos file, Failed
//Merge "testadapt.pos"; //Large navie pos file, works good
// Apply the view as the current background mesh
Background Mesh View[0];
// Force mesh size fully controlled by Size Field
Mesh.CharacteristicLengthExtendFromBoundary = 0;