/
MeshRemeshing.F90
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MeshRemeshing.F90
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!/*****************************************************************************
! *
! * Elmer, A Finite Element Software for Multiphysical Problems
! *
! * Copyright 1st April 1995 - , CSC - IT Center for Science Ltd., Finland
! *
! * This library is free software; you can redistribute it and/or
! * modify it under the terms of the GNU Lesser General Public
! * License as published by the Free Software Foundation; either
! * version 2.1 of the License, or (at your option) any later version.
! *
! * This library 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
! * Lesser General Public License for more details.
! *
! * You should have received a copy of the GNU Lesser General Public
! * License along with this library (in file ../LGPL-2.1); if not, write
! * to the Free Software Foundation, Inc., 51 Franklin Street,
! * Fifth Floor, Boston, MA 02110-1301 USA
! *
! ****************************************************************************/
!
! ******************************************************************************
! *
! * Authors: Joe Todd
! *
! ****************************************************************************/
!> \ingroup ElmerLib
!> \{
MODULE MeshRemeshing
USE Types
USE Lists
USE Messages
USE MeshUtils
USE MeshPartition
USE SparIterComm
IMPLICIT NONE
#ifdef HAVE_MMG
#include "mmg/mmg3d/libmmg3df.h"
#include "mmg/mmg2d/libmmg2df.h"
#endif
#ifdef HAVE_MMG
INTEGER :: MMGPARAM_hausd = MMG3D_DPARAM_hausd
INTEGER :: MMGPARAM_hmin = MMG3D_DPARAM_hmin
INTEGER :: MMGPARAM_hmax = MMG3D_DPARAM_hmax
INTEGER :: MMGPARAM_iso = MMG3D_IPARAM_iso
INTEGER :: MMGPARAM_hgrad = MMG3D_DPARAM_hgrad
INTEGER :: MMGPARAM_angle = MMG3D_IPARAM_angle
INTEGER :: MMGPARAM_angleDetection = MMG3D_DPARAM_angleDetection
INTEGER :: MMGPARAM_debug = MMG3D_IPARAM_debug
INTEGER :: MMGPARAM_rmc = MMG3D_DPARAM_rmc
INTEGER :: MMGPARAM_nosurf = MMG3D_IPARAM_nosurf
INTEGER :: MMGPARAM_aniso = MMG3D_IPARAM_anisosize
INTEGER :: MMGPARAM_hgradreq = MMG3D_DPARAM_hgradreq
INTEGER :: MMGPARAM_nosizreq = MMG3D_IPARAM_nosizreq
MMG5_DATA_PTR_T :: mmgMesh
MMG5_DATA_PTR_T :: mmgSol
MMG5_DATA_PTR_T :: mmgMet
MMG5_DATA_PTR_T :: mmgLs
MMG5_DATA_PTR_T :: pmmgMesh
#endif
#ifdef HAVE_PARMMG
#include "parmmg/libparmmgtypesf.h"
#endif
INTEGER, PARAMETER :: ElmerBCOffset = 1000
CONTAINS
!============================================
!============================================
! MMG3D SUBROUTINES
!============================================
!============================================
SUBROUTINE Set_MMG3D_Mesh(Mesh, Parallel, EdgePairs, PairCount, Solver)
TYPE(Mesh_t), POINTER :: Mesh
LOGICAL :: Parallel
INTEGER, ALLOCATABLE, OPTIONAL :: EdgePairs(:,:)
INTEGER, OPTIONAL :: PairCount
TYPE(Solver_t), POINTER, OPTIONAL :: Solver
#ifdef HAVE_MMG
TYPE(Element_t),POINTER :: Element
INTEGER, POINTER :: NodeIndexes(:)
INTEGER :: i,j,NNodes,NVerts, NTetras, NPrisms, NTris, NQuads, NEdges, nbulk, nbdry,ref,ierr
INTEGER, ALLOCATABLE :: NodeRefs(:)
LOGICAL :: Warn101=.FALSE., Warn202=.FALSE.,Debug=.FALSE.,Elem202,Found
INTEGER, POINTER :: Perm(:)
CHARACTER(:), ALLOCATABLE :: EquationName
CHARACTER(*), PARAMETER :: FuncName="Set_MMG3D_Mesh"
IF(CoordinateSystemDimension() /= 3) CALL Fatal(FuncName,"Only works for 3D meshes!")
ALLOCATE(NodeRefs(6))
IF(Parallel) CALL Assert(ASSOCIATED(Mesh % ParallelInfo % GlobalDOFs), FuncName,&
"Parallel sim but no ParallelInfo % GlobalDOFs")
IF( PRESENT( Solver ) ) THEN
CALL Info(FuncName,'Setting only the active part of mesh')
EquationName = ListGetString( Solver % Values, 'Equation', Found)
Perm => Solver % Variable % Perm
IF(.NOT. ASSOCIATED(Perm)) THEN
CALL Fatal(FuncName,'Perm vector not associated!?')
END IF
NVerts = COUNT( Perm(1:Mesh % NumberOfNodes) > 0 )
ELSE
NULLIFY( Perm )
NVerts = Mesh % NumberOfNodes
END IF
CALL Info(FuncName,'Set number of nodes: '//I2S(Nverts),Level=20)
ntetras = 0
nprisms = 0
ntris = 0
nquads = 0
nedges = 0
IF(PRESENT(PairCount)) NEdges= PairCount
DO i=1,Mesh % NumberOfBulkElements + Mesh % NumberOfBoundaryElements
Element => Mesh % Elements(i)
IF( PRESENT( Solver ) ) THEN
IF( i <= Mesh % NumberOfBulkElements ) THEN
IF ( .NOT. CheckElementEquation( CurrentModel, Element, EquationName ) ) CYCLE
ELSE
NodeIndexes => Element % NodeIndexes
IF(ANY(Perm(NodeIndexes) == 0 ) ) CYCLE
END IF
END IF
SELECT CASE(Element % TYPE % ElementCode)
CASE(101)
Warn101 = .TRUE.
CASE(202)
Warn202 = .TRUE.
CASE(303)
NTris = NTris + 1
CASE(404)
NQuads = NQuads + 1
CASE(504)
NTetras = NTetras + 1
CASE(605)
CALL Fatal(FuncName,"can't handle pyramid elements (605)")
CASE(706)
NPrisms = NPrisms + 1
CASE(808)
CALL Fatal(FuncName,"can't handle brick/hexahedral elements (808)")
CASE DEFAULT
CALL Fatal(FuncName,"Unsupported element type: "//TRIM(I2S(Element % TYPE % ElementCode)))
END SELECT
END DO
Nbulk = NTetras + NPrisms
Nbdry = NTris + Nquads
CALL Info(FuncName,'Set number of bulk elements: '//I2S(Nbulk),Level=20)
CALL Info(FuncName,'Set number of boundary elements: '//I2S(Nbdry),Level=20)
IF(Warn101) CALL Warn(FuncName,"101 elements detected - these won't be remeshed")
IF(Warn202) CALL Warn(FuncName,"202 elements detected - these won't be remeshed")
!args: mesh, nvertices, ntetra, nprisms, ntriangless, nquads, nedges
CALL MMG3D_Set_meshSize(mmgMesh,nverts,ntetras,nprisms,ntris,nquads,nedges,ierr)
IF ( ierr /= 1 ) CALL Fatal(FuncName,'Call to MMG3D_Set_meshSize failed!')
CALL Info(FuncName,'MMG3D_Set_meshSize done',Level=20)
ref = 0
DO i=1,Mesh % NumberOfNodes
j = i
IF( ASSOCIATED(Perm)) THEN
j = Perm(i)
IF(j==0) CYCLE
END IF
! ref = GDOF + 10 to avoid an input ref of 10 being confused
! with mmg output ref of 10 which occurs on some new nodes
! GDOF = ref - 10
IF(Parallel) ref = Mesh % ParallelInfo % GlobalDOFs(i) + 10
CALL MMG3D_Set_vertex(mmgMesh, Mesh % Nodes % x(i), &
Mesh % Nodes % y(i),Mesh % Nodes % z(i), ref, j, ierr)
IF ( ierr /= 1 ) CALL Fatal(FuncName,'Call to MMG3D_Set_vertex failed!')
END DO
CALL Info(FuncName,'MMG3D_Set_vertex done',Level=20)
ntetras = 0
nprisms = 0
ntris = 0
nquads = 0
nedges = 0
! Cycle mesh elements, sending them to MMG3D
DO i=1,Mesh % NumberOfBulkElements + Mesh % NumberOfBoundaryElements
Element => Mesh % Elements(i)
NNodes = Element % TYPE % NumberOfNodes
NodeIndexes => Element % NodeIndexes
IF(PRESENT(Solver)) THEN
NodeRefs(1:NNodes) = Perm(NodeIndexes(1:NNodes))
IF(ANY(NodeRefs(1:NNodes) == 0 ) ) CYCLE
IF(i<=Mesh % NumberOfBulkElements) THEN
! We could be unlucky and have a bulk elements which is actually not active even though all Perm>0
IF ( .NOT. CheckElementEquation( CurrentModel, Element, EquationName ) ) CYCLE
END IF
ELSE
NodeRefs(1:NNodes) = NodeIndexes(1:NNodes)
END IF
! NodeRefs(1:NNodes) = Mesh % ParallelInfo % GlobalDOFs(NodeIndexes(1:NNodes))
! PRINT *,'debug, elem ',i,' noderefs: ',NodeRefs(1:NNodes)
SELECT CASE(Element % TYPE % ElementCode)
CASE(303)
ntris = ntris + 1
CALL MMG3D_Set_triangle(mmgMesh, NodeRefs(1), NodeRefs(2), NodeRefs(3), &
Element % BoundaryInfo % Constraint+ElmerBCOffset, ntris, ierr)
CASE(404)
nquads = nquads + 1
CALL MMG3D_Set_quadrilateral(mmgMesh, NodeRefs(1), NodeRefs(2), NodeRefs(3), &
NodeRefs(4), Element % BoundaryInfo % Constraint, nquads,ierr)
CASE(504)
ntetras = ntetras + 1
CALL MMG3D_Set_tetrahedron(mmgMesh,NodeRefs(1), NodeRefs(2), NodeRefs(3), &
NodeRefs(4), Element % BodyID, ntetras,ierr)
CASE(706)
nprisms = nprisms + 1
CALL MMG3D_Set_Prism(mmgMesh, NodeRefs(1), NodeRefs(2), NodeRefs(3), &
NodeRefs(4), NodeRefs(5), NodeRefs(6), Element % BodyID, nprisms,ierr)
CASE DEFAULT
END SELECT
END DO
CALL Info(FuncName,'Set elements done',Level=20)
! Freeze nodes at the interface of remeshed and omitted volume
IF( PRESENT( Solver ) ) THEN
BLOCK
LOGICAL, ALLOCATABLE :: TagNode(:)
ALLOCATE(TagNode(Mesh % NumberOfNodes))
TagNode = .FALSE.
DO i=1,Mesh % NumberOfBulkElements
Element => Mesh % Elements(i)
IF ( CheckElementEquation( CurrentModel, Element, EquationName ) ) CYCLE
NodeIndexes => Element % NodeIndexes
TagNode(NodeIndexes) = .TRUE.
END DO
j = 0
DO i=1,Mesh % NumberOfNodes
IF(TagNode(i) .AND. Perm(i) > 0 ) THEN
CALL MMG3D_SET_REQUIREDVERTEX(mmgMesh,Perm(i),ierr)
j = j+1
END IF
END DO
CALL Info(FuncName,'Fixed number of nodes at interface: '//I2S(j),Level=10)
END BLOCK
END IF
! use element pairs '202' elements
Elem202 = (PRESENT(EdgePairs))
IF (Elem202) THEN
DO i=1, PairCount
NEdges = NEdges + 1
CALL MMG3D_Set_edge(mmgMesh, EdgePairs(1,i), EdgePairs(2,i), 1, nedges, ierr)
CALL MMG3D_Set_ridge(mmgMesh, nedges, ierr)
!CALL MMG3D_Set_requiredEdge(mmgMesh, Nedges, ierr)
END DO
END IF
CALL Info(FuncName,'Set edge elements done',Level=20)
#else
CALL Fatal('Set_MMG3D_Mesh',&
'Remeshing utility MMG3D has not been installed')
#endif
END SUBROUTINE Set_MMG3D_Mesh
SUBROUTINE Check_Parameters_Obsolite(SolverParams)
TYPE(ValueList_t), POINTER :: SolverParams
LOGICAL :: Checked = .FALSE.
IF(Checked) RETURN
IF( ListCheckPrefix( SolverParams,'RemeshMMG3D') ) THEN
CALL Fatal('Check_Parameters_Obsolite','Use "MMG" as prefix instead of "RemeshMMG3D"')
END IF
CALL ListObsoliteFatal(SolverParams,'hmin','MMG hmin')
CALL ListObsoliteFatal(SolverParams,'hmax','MMG hmax')
CALL ListObsoliteFatal(SolverParams,'hsiz','MMG hsiz')
CALL ListObsoliteFatal(SolverParams,'hausd','MMG hausd')
CALL ListObsoliteFatal(SolverParams,'hgrad','MMG hgrad')
CALL ListObsoliteFatal(SolverParams,'verbosity','MMG verbosity')
CALL ListObsoliteFatal(SolverParams,'angle detection','MMG angle detection')
CALL ListObsoliteFatal(SolverParams,'no angle detection','MMG no angle detection')
CALL ListObsoliteFatal(SolverParams,'increase memory','MMG increase memory')
CALL ListObsoliteFatal(SolverParams,'no insert','MMG noinsert')
CALL ListObsoliteFatal(SolverParams,'no swap','MMG no swap')
CALL ListObsoliteFatal(SolverParams,'no move','MMG no move')
CALL ListObsoliteFatal(SolverParams,'no surf','MMG no surf')
Checked = .TRUE.
END SUBROUTINE Check_Parameters_Obsolite
SUBROUTINE Set_MMG3D_Parameters(SolverParams, ReTrial)
TYPE(ValueList_t), POINTER :: SolverParams
LOGICAL, OPTIONAL :: ReTrial
#ifdef HAVE_MMG
REAL(KIND=dp) :: Pval
LOGICAL :: NoAngleDetect
INTEGER :: verbosity,MeMIncrease,Bucket,GMshOption,ierr
REAL(KIND=dp) :: Hmin, Hmax, HSiz
LOGICAL :: DebugMode,NoInsert,NoSwap,NoMove,NoSurf
LOGICAL :: Found,Debug=.FALSE.
CHARACTER(LEN=MAX_NAME_LEN) :: FuncName="Set_MMG3D_Parameters"
IF(.NOT. ASSOCIATED(SolverParams) ) THEN
CALL Fatal(FuncName,'"SolverParams" is not associated!')
END IF
CALL Check_Parameters_Obsolite(SolverParams)
! Minimal mesh size: hmin
hmin = ListGetCReal( SolverParams,'adaptive min h', Found )
IF(.NOT. Found) Hmin = ListGetCReal( SolverParams,'mmg hmin', Found)
IF (Found) THEN
CALL MMG3D_SET_DPARAMETER(mmgMesh,mmgSol,MMG3D_DPARAM_hmin,Hmin,ierr)
IF ( ierr == 0 ) CALL Fatal(FuncName,'Call to MMG3D_SET_DPARAMETER <hmin> Failed')
END IF
! Maximal mesh size - hmax
hmax = ListGetCReal( SolverParams,'adaptive max h', Found )
IF(.NOT. Found) Hmax = ListGetCReal( SolverParams, 'mmg hmax', Found)
IF (Found) THEN
CALL MMG3D_SET_DPARAMETER(mmgMesh,mmgSol,MMG3D_DPARAM_hmax,Hmax,ierr)
IF ( ierr == 0 ) CALL Fatal(FuncName,'Call to MMG3D_SET_DPARAMETER <hmax> Failed')
END IF
hsiz = ListGetConstReal( SolverParams, 'mmg hsiz', Found)
IF (Found) THEN
CALL MMG3D_SET_DPARAMETER(mmgMesh,mmgSol,MMG3D_DPARAM_hsiz,hsiz,ierr)
IF ( ierr == 0 ) CALL Fatal(FuncName,'Call to MMG3D_SET_DPARAMETER <hsiz> Failed')
END IF
! Control global Hausdorff distance (on all the boundary surfaces of the mesh)
! adaptive hausd used in 3D calving
Pval = ListGetCReal( SolverParams,'adaptive hausd', Found )
IF(.NOT. FOund) Pval = ListGetCReal( SolverParams, 'mmg hausd', Found)
IF (Found) THEN
CALL MMG3D_SET_DPARAMETER(mmgMesh,mmgSol,MMG3D_DPARAM_hausd,Pval,ierr)
IF ( ierr == 0 ) CALL Fatal(FuncName,'Call to MMG3D_SET_DPARAMETER <hausd> Failed')
END IF
! Control gradation
Pval = ListGetConstReal( SolverParams, 'mmg hgrad', Found)
IF (Found) THEN
CALL MMG3D_SET_DPARAMETER(mmgMesh,mmgSol,MMG3D_DPARAM_hgrad,Pval,ierr)
IF ( ierr == 0 ) CALL Fatal(FuncName,'Call to MMG3D_SET_DPARAMETER <hgrad> Failed')
END IF
! If this is a ReTrial then we only change some real valued keywords!
IF( PRESENT( ReTrial ) ) THEN
IF( ReTrial ) RETURN
END IF
!!! PARAMS: generic options (debug, mem, verbosity)
! [val] Set the verbosity level to n
Verbosity = ListGetInteger( SolverParams,'mmg verbosity',Found)
IF (Found) THEN
CALL MMG3D_SET_IPARAMETER(mmgMesh,mmgSol,MMG3D_IPARAM_verbose,Verbosity,ierr)
IF ( ierr == 0 ) CALL Fatal(FuncName,&
'Call to MMG3D_SET_IPARAMETER <verbose> Failed')
END IF
! [val] Set the maximal memory size to n MBytes.
MemIncrease = ListGetInteger(SolverParams,'mmg Increase Memory',Found)
IF (Found) THEN
CALL MMG3D_SET_IPARAMETER(mmgMesh,mmgSol,MMG3D_IPARAM_mem,MemIncrease,ierr)
IF ( ierr == 0 ) CALL Fatal(FuncName,&
'Call to MMG3D_SET_IPARAMETER <mem> Failed')
END IF
! [0/1] Turn on the debug mode.
DebugMode = ListGetLogical(SolverParams,'mmg Debug Mode',Found)
IF(.NOT. Found) DebugMode = ListGetLogical(SolverParams,'Debug Mode',Found)
IF (DebugMode) THEN
CALL MMG3D_SET_IPARAMETER(mmgMesh,mmgSol,MMG3D_IPARAM_debug,1,ierr)
IF ( ierr == 0 ) CALL Fatal(FuncName,&
'Call to MMG3D_SET_IPARAMETER <debug> Failed')
END IF
! !< [1/0], Avoid/allow automatic angle detection */
NoAngleDetect = ListGetLogical(SolverParams,'mmg No Angle detection',Found)
IF (NoAngleDetect) THEN
CALL MMG3D_SET_IPARAMETER(mmgMesh,mmgSol,MMG3D_IPARAM_angle,0,ierr)
IF ( ierr == 0 ) CALL Fatal(FuncName,&
'Call to MMG3D_SET_IPARAMETER <No Angle detection> Failed')
ELSE
!This is the default!
!CALL MMG3D_SET_IPARAMETER(mmgMesh,mmgSol,MMG3D_IPARAM_angle,1,ierr)
!IF ( ierr == 0 ) CALL Fatal(FuncName,&
! 'Call to MMG3D_SET_IPARAMETER <No Angle detection> Failed')
!!! mmg angle detection angle
Pval = ListGetCReal( SolverParams, 'mmg Angle detection',Found)
IF (Found) THEN
CALL MMG3D_SET_DPARAMETER(mmgMesh,mmgSol,MMG3D_DPARAM_angleDetection,&
Pval,ierr)
IF ( ierr == 0 ) CALL Fatal(FuncName,&
'Call to MMG3D_SET_DPARAMETER <Angle detection> Failed')
ELSE
CALL WARN(FuncName, "Using mmg default value for automatic angle detection")
ENDIF
END IF
! [1/0] Avoid/allow point insertion
NoInsert = ListGetLogical(SolverParams,'MMG No insert',Found)
IF (NoInsert) THEN
CALL MMG3D_SET_IPARAMETER(mmgMesh,mmgSol,MMG3D_IPARAM_noinsert,1,ierr)
IF ( ierr == 0 ) CALL Fatal(FuncName, &
'Call to MMG3D_SET_IPARAMETER <No insert> Failed')
END IF
! [1/0] Avoid/allow edge or face flipping
NoSwap = ListGetLogical(SolverParams,'MMG No swap',Found)
IF (NoSwap) THEN
CALL MMG3D_SET_IPARAMETER(mmgMesh,mmgSol,MMG3D_IPARAM_noswap,1,ierr)
IF ( ierr == 0 ) CALL Fatal(FuncName,&
'Call to MMG3D_SET_IPARAMETER <No swap> Failed')
END IF
! [1/0] Avoid/allow point relocation
NoMove = ListGetLogical(SolverParams,'MMG No move',Found)
IF (NoMove) THEN
CALL MMG3D_SET_IPARAMETER(mmgMesh,mmgSol,MMG3D_IPARAM_nomove,1,ierr)
IF ( ierr == 0 ) CALL Fatal(FuncName,&
'Call to MMG3D_SET_IPARAMETER <No move> Failed')
END IF
! [1/0], Preserve triangles at interface of 2 domains with same reference
IF( ListGetLogical(SolverParams,'MMG open body',Found) ) THEN
CALL MMG3D_SET_IPARAMETER(mmgMesh,mmgSol,MMG3D_IPARAM_opnbdy,1,ierr)
IF ( ierr == 0 ) CALL Fatal(FuncName,&
'Call to MMG3D_SET_IPARAMETER <opnbdy> Failed')
END IF
NoSurf = ListGetLogical(SolverParams,'MMG No surf',Found)
IF(.NOT. Found) NoSurf = .TRUE.
IF (NoSurf) THEN
CALL MMG3D_SET_IPARAMETER(mmgMesh,mmgSol,MMG3D_IPARAM_nosurf,0,ierr)
IF ( ierr == 0 ) CALL Fatal(FuncName,&
'Call to MMG3D_SET_IPARAMETER <No surf> Failed')
END IF
Pval = ListGetCReal( SolverParams, 'MMG HgradReq',Found)
IF( Found ) THEN
CALL MMG3D_SET_DPARAMETER(mmgMesh,mmgSol,MMGPARAM_HgradReq,&
Pval,ierr)
IF ( ierr == 0 ) CALL Fatal(FuncName,&
'Call to MMG3D_SET_DPARAMETER <Angle detection> Failed')
END IF
!!!
#else
CALL Fatal('Set_MMG3D_Parameters',&
'Remeshing utility MMG3D has not been installed')
#endif
END SUBROUTINE Set_MMG3D_Parameters
SUBROUTINE Set_PMMG_Parameters(SolverParams, ReTrial )
TYPE(ValueList_t), POINTER :: SolverParams
LOGICAL, OPTIONAL :: ReTrial
#ifdef HAVE_PARMMG
REAL(KIND=dp) :: Pval
LOGICAL :: NoAngleDetect
INTEGER :: verbosity,MeMIncrease,Bucket,GMshOption,ierr,niter
REAL(KIND=dp) :: Hmin, Hmax, HSiz
LOGICAL :: DebugMode,NoInsert,NoSwap,NoMove,NoSurf
LOGICAL :: Found,Debug=.FALSE.,ParMMG
CHARACTER(LEN=MAX_NAME_LEN) :: FuncName="Set_PMMG_Parameters"
CALL Check_Parameters_Obsolite(SolverParams)
! Minimal mesh size: hmin
hmin = ListGetCReal( SolverParams,'adaptive min h', Found )
IF(.NOT. Found) Hmin = ListGetCReal( SolverParams,'mmg hmin', Found)
IF (Found) THEN
CALL PMMG_SET_DPARAMETER(pmmgMesh,PMMGPARAM_hmin,Hmin,ierr)
IF ( ierr == 0 ) CALL Fatal(FuncName, &
'Call to MMG3D_SET_DPARAMETER <hmin> Failed')
END IF
! Maximal mesh size - hmax
hmax = ListGetCReal( SolverParams,'adaptive max h', Found )
IF(.NOT. Found) Hmax = ListGetCReal( SolverParams, 'mmg hmax', Found)
IF (Found) THEN
CALL PMMG_SET_DPARAMETER(pmmgMesh,PMMGPARAM_hmax,Hmax,ierr)
IF ( ierr == 0 ) CALL Fatal(FuncName, &
'Call to MMG3D_SET_DPARAMETER <hmax> Failed')
END IF
!hsiz = ListGetConstReal( SolverParams, 'mmg hsiz', Found)
!IF(.NOT. Found) hsiz = ListGetConstReal( SolverParams, 'hsiz', Found)
!IF (Found) THEN
! CALL PMMG_SET_DPARAMETER(pmmgMesh,PMMGPARAM_hsiz,hsiz,ierr)
! IF ( ierr == 0 ) CALL Fatal('MMGSolver', &
! 'Call to MMG3D_SET_DPARAMETER <hsiz> Failed')
!END IF
! Control global Hausdorff distance (on all the boundary surfaces of the mesh)
! MMG3D_DPARAM_hausd default est 0.01 semble bien trop petit;
! il semble qu'il faille mettre une taille > taille des elements.
Pval = ListGetCReal( SolverParams,'adaptive hausd', Found )
IF(.NOT. FOund) Pval = ListGetCReal( SolverParams, 'mmg hausd', Found)
IF (Found) THEN
CALL PMMG_SET_DPARAMETER(pmmgMesh,PMMGPARAM_hausd,Pval,ierr)
IF ( ierr == 0 ) CALL Fatal(FuncName, &
'Call to MMG3D_SET_DPARAMETER <hausd> Failed')
END IF
! Control gradation
Pval = ListGetConstReal( SolverParams, 'mmg hgrad', Found)
IF (Found) THEN
CALL PMMG_SET_DPARAMETER(pmmgMesh,PMMGPARAM_hgrad,Pval,ierr)
IF ( ierr == 0 ) CALL Fatal(FuncName, &
'Call to MMG3D_SET_DPARAMETER <hgrad> Failed')
END IF
Pval = ListGetConstReal( SolverParams, 'mmg hgradreq', Found, minv=1.3_dp, maxv=4.0_dp)
IF (Found) THEN
CALL PMMG_SET_DPARAMETER(pmmgMesh,PMMGPARAM_hgradreq,Pval,ierr)
IF ( ierr == 0 ) CALL Fatal(FuncName, &
'Call to MMG3D_SET_DPARAMETER <hgradreq> Failed')
END IF
! If this is a ReTrial then we only change some real valued keywords!
IF( PRESENT( ReTrial ) ) THEN
IF( ReTrial ) RETURN
END IF
!!! PARAMS: generic options (debug, mem, verbosity)
! [val] Set the verbosity level to n
!Verbosity = ListGetInteger( SolverParams,'mmg verbosity',Found)
!IF(.NOT. Found) Verbosity = ListGetInteger( SolverParams,'verbosity',Found)
!IF (Found) THEN
! CALL PMMG_SET_IPARAMETER(pmmgMesh,PMMGPARAM_verbose,Verbosity,ierr)
! IF ( ierr == 0 ) CALL Fatal('MMGSolver',&
! 'Call to MMG3D_SET_IPARAMETER Failed')
!END IF
! [val] Set the maximal memory size to n MBytes.
!MemIncrease = ListGetInteger(SolverParams,'Increase Memory',Found)
!IF (Found) THEN
! CALL PMMG_SET_IPARAMETER(pmmgMesh,PMMGPARAM_mem,MemIncrease,ierr)
! IF ( ierr == 0 ) CALL Fatal('MMGSolver', &
! 'Call to MMG3D_SET_IPARAMETER Failed')
!END IF
! [0/1] Turn on the debug mode.
DebugMode = ListGetLogical(SolverParams,'mmg Debug Mode',Found)
IF (DebugMode) THEN
CALL PMMG_SET_IPARAMETER(pmmgMesh,PMMGPARAM_debug,1,ierr)
IF ( ierr == 0 ) CALL Fatal(FuncName,&
'Call to MMG3D_SET_IPARAMETER Failed')
END IF
!!! OTHER PARAMETERS: NOT ALL TESTED
Pval = ListGetCReal( SolverParams, 'mmg Angle detection',Found)
IF (Found) THEN
CALL PMMG_SET_DPARAMETER(pmmgMesh,PMMGPARAM_angleDetection,&
Pval,ierr)
IF ( ierr == 0 ) CALL Fatal(FuncName, &
'Call to MMG3D_SET_DPARAMETER <Angle detection> Failed')
ENDIF
! !< [1/0], Avoid/allow surface modifications */
NoAngleDetect = ListGetLogical(SolverParams,'mmg No Angle detection',Found)
IF (NoAngleDetect) THEN
CALL PMMG_SET_IPARAMETER(pmmgMesh,PMMGPARAM_angle,0,ierr)
IF ( ierr == 0 ) CALL Fatal(FuncName, &
'Call to MMG3D_SET_IPARAMETER <No Angle detection> Failed')
END IF
! [1/0] Avoid/allow point insertion
!NoInsert = ListGetLogical(SolverParams,'No insert',Found)
!IF (NoInsert) THEN
! CALL PMMG_SET_IPARAMETER(pmmgMesh,PMMGPARAM_noinsert,1,ierr)
! IF ( ierr == 0 ) CALL Fatal('MMGSolver', &
! 'Call to MMG3D_SET_IPARAMETER <No insert> Failed')
!END IF
! [1/0] Avoid/allow edge or face flipping
!NoSwap = ListGetLogical(SolverParams,'No swap',Found)
!IF (NoSwap) THEN
! CALL PMMG_SET_IPARAMETER(pmmgMesh,PMMGPARAM_noswap,1,ierr)
! IF ( ierr == 0 ) CALL Fatal('MMGSolver',&
! 'Call to MMG3D_SET_IPARAMETER <No swap>Failed')
!END IF
! [1/0] Avoid/allow point relocation
!NoMove = ListGetLogical(SolverParams,'No move',Found)
!IF (NoMove) THEN
! CALL PMMG_SET_IPARAMETER(pmmgMesh,PMMGPARAM_nomove,1,ierr)
! IF ( ierr == 0 ) CALL Fatal('MMGSolver',&
! 'Call to MMG3D_SET_IPARAMETER <No move> Failed')
!END IF
! [1/0] Avoid/allow surface modifications
NoSurf = ListGetLogical(SolverParams,'mmg No surf',Found)
IF (NoSurf) THEN
CALL PMMG_SET_IPARAMETER(pmmgMesh,PMMGPARAM_nosurf,0,ierr)
IF ( ierr == 0 ) CALL Fatal(FuncName,&
'Call to MMG3D_SET_IPARAMETER <No surf> Failed')
END IF
niter = ListGetInteger(SolverParams,'mmg niter',Found )
IF( Found ) THEN
CALL PMMG_SET_IPARAMETER(pmmgMesh, PMMGPARAM_niter,niter,ierr)
IF ( ierr == 0 ) CALL Fatal(FuncName,&
'Call to MMG3D_SET_IPARAMETER <Niter> Failed')
END IF
!!!
#else
CALL Fatal('Set_PMMG_Parameters',&
'Remeshing utility MMG3D has not been installed')
#endif
END SUBROUTINE Set_PMMG_Parameters
SUBROUTINE Get_MMG3D_Mesh(NewMesh, Parallel, FixedNodes, FixedElems, Calving)
!------------------------------------------------------------------------------
TYPE(Mesh_t), POINTER :: NewMesh
LOGICAL :: Parallel
LOGICAL, OPTIONAL, ALLOCATABLE :: FixedNodes(:), FixedElems(:)
LOGICAL, OPTIONAL :: Calving
!------------------------------------------------------------------------------
#ifdef HAVE_MMG
TYPE(Element_t),POINTER :: Element, Element0
INTEGER, POINTER :: NodeIndexes(:)
INTEGER, ALLOCATABLE :: BC2BodyMap(:)
INTEGER :: NVerts, NTetras, NPrisms, NTris, NQuads, NEdges, nbulk, nbdry,ierr
INTEGER :: ref,corner,required,ridge
INTEGER :: parent,ied
INTEGER :: i,ii,kk,t,NoBCs, MinIndex, MaxIndex, maxnodes
LOGICAL :: Found, Debug, Combine
INTEGER :: nt0, np0, na0, np1
INTEGER, POINTER :: Perm(:)
INTEGER, ALLOCATABLE :: Perm0(:),ElemInd0(:)
TYPE(Mesh_t), POINTER :: OldMesh
TYPE(Solver_t), POINTER :: Solver
CHARACTER(:), ALLOCATABLE :: EquationName
CHARACTER(LEN=MAX_NAME_LEN) :: FuncName="Get_MMG3D_Mesh"
! Set up a map of BoundaryInfo % Constraint to % BodyID
NoBCs = CurrentModel % NumberOfBCs
ALLOCATE(BC2BodyMap(NoBCs))
BC2BodyMap = 0
DO i=1,NoBCs
BC2BodyMap(i) = ListGetInteger( &
CurrentModel % BCs(i) % Values, 'Body Id', Found)
IF(.NOT. Found) BC2BodyMap(i) = 0
END DO
!> a) get the size of the mesh: vertices, tetra,prisms, triangles, quads,edges
CALL MMG3D_Get_meshSize(mmgMesh,NVerts,NTetras,NPrisms,NTris,NQuads,NEdges,ierr)
IF ( ierr == 0 ) CALL Fatal(FuncName,'Call to MMGS_Get_meshSize failed!')
CALL Info(FuncName,'MMG3D_Get_meshSize done',Level=20)
IF(NPrisms /= 0) CALL Fatal(FuncName, "Programming Error: MMG3D returns prisms")
IF(NQuads /= 0) CALL Fatal(FuncName, "Programming Error: MMG3D returns quads")
maxnodes = 4
nt0 = 0; np0 = 0; na0 = 0
Combine = ListGetLogical( CurrentModel % Solver % Values,'Keep unmeshed regions',Found)
IF( Combine ) THEN
Solver => CurrentModel % Solver
OldMesh => Solver % Mesh
CALL Info(FuncName,'Merging with unmeshed regions',Found )
! This still related to the old mesh
Perm => Solver % Variable % Perm
IF(.NOT. ASSOCIATED(Perm)) THEN
CALL Fatal(FuncName,'Perm vector not assoicated!?')
END IF
EquationName = ListGetString( Solver % Values, 'Equation', Found)
nt0 = 0
DO t=1,OldMesh % NumberOfBulkElements
Element => OldMesh % Elements(t)
IF ( CheckElementEquation( CurrentModel, Element, EquationName ) ) CYCLE
nt0 = nt0 +1
END DO
IF(nt0 == 0) THEN
CALL Info('FuncName','No passive regions, skipping combining of meshes!')
Combine = .FALSE.
ELSE
CALL Info('FuncName','Elements in passive regions: '//I2S(nt0))
END IF
END IF
IF( Combine ) THEN
ALLOCATE(Perm0(OldMesh % NumberOfNodes))
Perm0 = 0
! Count saved boundary elements
na0 = 0
DO t=1,OldMesh % NumberOfBoundaryElements
Element => OldMesh % Elements( OldMesh % NumberOfBulkElements + t )
IF(ALL(Perm(Element % NodeIndexes) > 0) ) CYCLE
na0 = na0 + 1
maxnodes = MAX(Element % TYPE % NumberOfNodes,maxnodes)
END DO
IF(na0 > 0) THEN
ALLOCATE(ElemInd0(OldMesh % NumberOfBulkElements))
ElemInd0 = 0
END IF
! Count saved bulk elements
nt0 = 0
DO t=1,OldMesh % NumberOfBulkElements
Element => OldMesh % Elements(t)
IF ( CheckElementEquation( CurrentModel, Element, EquationName ) ) CYCLE
nt0 = nt0 + 1
Perm0(Element % NodeIndexes) = 1
IF(na0 > 0) ElemInd0(t) = nt0
END DO
! Count saved nodes
np0 = 0
np1 = 0
DO i=1,OldMesh % NumberOfNodes
IF( Perm0(i) > 0 ) THEN
IF( Perm(i) == 0 ) THEN
! Internal saved node
np0 = np0 + 1
Perm0(i) = Nverts + np0
ELSE
! Shared node
np1 = np1 + 1
Perm0(i) = -np1
END IF
END IF
END DO
END IF
NewMesh => AllocateMesh( NTetras+nt0, NTris+na0, NVerts+np0, ParEnv % PEs>1)
NewMesh % Name = "MMG3D_Output"
NewMesh % MaxElementNodes = maxnodes
NewMesh % MaxElementDOFs = maxnodes
NewMesh % MeshDim = 3
NewMesh % NumberOfNodes = NVerts+np0
NewMesh % NumberOfBulkElements = NTetras+nt0
NewMesh % NumberOfBoundaryElements = NTris+na0
IF( Combine ) THEN
ALLOCATE( NewMesh % InvPerm( NewMesh % NumberOfBulkElements ) )
NewMesh % InvPerm = 0
END IF
!PRINT *,'Mesh Counts',NewMesh % NumberOfNodes,NewMesh % NumberOfBulkElements,&
! NewMesh % NumberOfBoundaryElements
IF(PRESENT(FixedNodes)) THEN
ALLOCATE(FixedNodes(NVerts+np0))
FixedNodes = .FALSE.
END IF
IF(PRESENT(FixedElems)) THEN
ALLOCATE(FixedElems(NTetras+NTris+na0+nt0))
FixedNodes = .FALSE.
END IF
IF(Parallel) THEN
NewMesh % ParallelInfo % GInterface = .FALSE.
END IF
!! GET NEW VERTICES
DO ii=1,NVerts
CALL MMG3D_Get_vertex(mmgMesh,&
NewMesh % Nodes % x(ii),&
NewMesh % Nodes % y(ii),&
NewMesh % Nodes % z(ii),&
ref,corner,required,ierr)
IF ( ierr == 0 ) CALL Fatal(FuncName,'Call to MMG3D_Get_vertex failed!')
IF(Parallel) THEN
IF(required > 0) THEN
! ref = GDOF + 10 to avoid an input ref of 10 being confused
! with mmg output ref of 10 which occurs on some new nodes
! GDOF = ref - 10
NewMesh % ParallelInfo % GlobalDOFs(ii) = ref - 10
ELSE
!GlobalDOF undefined - need to negotiate w/ other parts
NewMesh % ParallelInfo % GlobalDOFs(ii) = 0
END IF
END IF
IF(PRESENT(FixedNodes)) FixedNodes(ii) = required > 0
END DO
IF( Combine ) THEN
DO i=1,OldMesh % NumberOfNodes
ii = Perm0(i)
IF( ii > Nverts ) THEN
NewMesh % Nodes % x(ii) = OldMesh % Nodes % x(i)
NewMesh % Nodes % y(ii) = OldMesh % Nodes % y(i)
NewMesh % Nodes % z(ii) = OldMesh % Nodes % z(i)
END IF
END DO
END IF
CALL Info(FuncName,'MMG3D_Get_vertex done',Level=20)
IF( Combine ) THEN
BLOCK
REAL(KIND=dp) :: x0,y0,z0,s2,s2min,s2minmax,s
INTEGER :: j,jmin
s2minmax = 0.0_dp
DO i=1,OldMesh % NumberOfNodes
ii = Perm0(i)
IF( ii < 0 ) THEN
x0 = OldMesh % Nodes % x(i)
y0 = OldMesh % Nodes % y(i)
z0 = OldMesh % Nodes % z(i)
s2min = HUGE(s2min)
jmin = 0
DO j=1,Nverts
s2 = (Newmesh % Nodes % x(j) - x0)**2 + (Newmesh % Nodes % y(j) - y0)**2 + &
(Newmesh % Nodes % z(j) - z0)**2
IF( s2 < s2min ) THEN
s2min = s2
jmin = j
END IF
END DO
s2minmax = MAX(s2minmax, s2min)
Perm0(i) = jmin
END IF
END DO
!PRINT *,'MaxMin dx:',SQRT(s2minmax)
IF( SQRT(s2minmax) > 1.0e-8 ) THEN
PRINT *,'s2minmax:',s2minmax
CALL Fatal(FuncName,'Could not accurately find the boundary nodes in the new mesh!')
END IF
END BLOCK
END IF
! Get new tetrahedral elements
MinIndex = HUGE(MinIndex)
MaxIndex = 0
DO ii = 1,NewMesh % NumberOfBulkElements
Element => NewMesh % Elements(ii)
Element % TYPE => GetElementType( 504 )
Element % NDOFs = Element % TYPE % NumberOfNodes
Element % ElementIndex = ii
Element % PartIndex = ParEnv % myPE
CALL AllocateVector(Element % NodeIndexes, 4)
NodeIndexes => Element % NodeIndexes
CALL MMG3D_Get_tetrahedron(mmgMesh, &
NodeIndexes(1), &
NodeIndexes(2), &
NodeIndexes(3), &
NodeIndexes(4), &
Element % BodyId, & !TODO - many tetras end up with very high BodyIDs
required,ierr)
IF(PRESENT(FixedElems)) FixedElems(ii) = ( required > 0 )
MinIndex = MIN( MinIndex, MINVAL( NodeIndexes(1:4) ) )
MaxIndex = MAX( MaxIndex, MAXVAL( NodeIndexes(1:4) ) )
END DO
IF (DEBUG) PRINT *,'MMG3D_Get_tets DONE'
IF( Combine ) THEN
nt0 = 0
DO t=1,OldMesh % NumberOfBulkElements
Element0 => OldMesh % Elements(t)
IF ( CheckElementEquation( CurrentModel, Element0, EquationName ) ) CYCLE
nt0 = nt0 +1
Element => NewMesh % Elements(Ntetras+nt0)
Element % TYPE => Element0 % Type
Element % NDOFs = Element0 % NDOFs
Element % ElementIndex = Ntetras+nt0
Element % GElementIndex = Ntetras+nt0
Element % PartIndex = ParEnv % myPE
CALL AllocateVector(Element % NodeIndexes, SIZE(Element0 % NodeIndexes))
Element % NodeIndexes = Perm0(Element0 % NodeIndexes)
! This may be needed for efficient interpolation of remaining dofs
NewMesh % InvPerm(Ntetras+nt0) = t
IF( ANY(Element % NodeIndexes < 0 ) ) THEN
PRINT *,'Perm0 small:',Perm0(Element0 % NodeIndexes), np0
END IF
IF( ANY(Element % NodeIndexes > Nverts + np0 ) ) THEN
PRINT *,'Perm0 big:',Perm0(Element0 % NodeIndexes), np0
END IF
Element % BodyId = Element0 % BodyId
END DO
END IF
CALL Info(FuncName,'MMG3D_Get_tets done',Level=20)
! Get new boundary elements
kk = NewMesh % NumberOfBulkElements
DO ii=1,NTris
kk = kk + 1
Element => NewMesh % Elements(kk)
Element % TYPE => GetElementType( 303 )
Element % NDOFs = Element % TYPE % NumberOfNodes
Element % ElementIndex = kk
Element % PartIndex = ParEnv % myPE
CALL AllocateVector(Element % NodeIndexes, 3)
NodeIndexes => Element % NodeIndexes
CALL MMG3D_Get_triangle(mmgMesh, &
NodeIndexes(1), &
NodeIndexes(2), &
NodeIndexes(3), &
ref , &
required,ierr)
IF ( ierr /= 1 ) CALL Fatal(FuncName,'Call to MMG3D_Get_triangle failed!')
! using mmgls new boundary (zero contour) is set to 10 by mmg
IF(Calving .AND. ref == 10) ref = ref + ElmerBCOffset
ref = ref - ElmerBCOffset
IF(ref<0) ref = 0
Allocate(Element % BoundaryInfo)
Element % BoundaryInfo % Constraint = ref
IF(ref > 0 .AND. ref <= CurrentModel % NumberOfBCs) THEN
Element % BodyId = BC2BodyMap(ref)
END IF
IF(PRESENT(FixedElems)) FixedElems(kk) = ( required > 0 )
CALL MMG3D_GET_TetFromTria(mmgMesh,ii,parent,ied,ierr)
IF ( ierr /= 1 ) CALL Fatal(FuncName,'Call to MMG3D_Get_TetFromTria failed!')
Element % BoundaryInfo % Left => NewMesh % Elements(parent) !TODO - parent ID offset?
END DO
IF( na0 > 0 ) THEN
kk = NewMesh % NumberOfBulkElements + Ntris
na0 = 0
DO t=1,OldMesh % NumberOfBoundaryElements
Element0 => OldMesh % Elements( OldMesh % NumberOfBulkElements + t )
IF(ALL(Perm(Element0 % NodeIndexes) > 0) ) CYCLE
kk = kk+1
Element => NewMesh % Elements(kk)
Element % TYPE => Element0 % Type
Element % NDOFs = Element0 % NDOFs
Element % ElementIndex = kk
Element % PartIndex = ParEnv % myPE
CALL AllocateVector(Element % NodeIndexes, SIZE(Element0 % NodeIndexes))
Element % NodeIndexes = Perm0(Element0 % NodeIndexes)
ALLOCATE(Element % BoundaryInfo)
Element % BoundaryInfo % Constraint = Element0 % BoundaryInfo % Constraint
IF( ASSOCIATED(Element0 % BoundaryInfo % Left) ) THEN
i = ElemInd0(Element0 % BoundaryInfo % Left % ElementIndex)
IF(i>0) Element % BoundaryInfo % Left => NewMesh % Elements(i+nt0)
END IF
IF( ASSOCIATED(Element0 % BoundaryInfo % Right) ) THEN
i = ElemInd0(Element0 % BoundaryInfo % Right % ElementIndex)