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reworked build_ipNeighborhood 

added C3D8R reduced integration hexahedral element
This commit is contained in:
Philip Eisenlohr 2010-05-10 14:54:59 +00:00
parent 2405a51042
commit 0416c9a616
1 changed files with 243 additions and 190 deletions
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307
code/mesh.f90
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@ -35,6 +35,7 @@
! _NfaceNodes : # nodes per face in a specific type of element
! _nodeOnFace : list of node indices on each face of a specific type of element
! _maxNnodesAtIP : max number of (equivalent) nodes attached to an IP
! _nodesAtIP : map IP index to two node indices in a specific type of element
! _ipNeighborhood : 6 or less neighboring IPs as [element_num, IP_index]
! _NsubNodes : # subnodes required to fully define all IP volumes
@ -60,18 +61,19 @@
real(pReal), dimension(:,:,:,:), allocatable :: mesh_ipAreaNormal ! area normal of interface to neighboring IP
real(pReal), allocatable :: mesh_node (:,:)
integer(pInt), dimension(:,:,:,:), allocatable :: FE_nodesAtIP
integer(pInt), dimension(:,:,:), allocatable :: FE_nodesAtIP
integer(pInt), dimension(:,:,:), allocatable :: FE_ipNeighbor
integer(pInt), dimension(:,:,:), allocatable :: FE_subNodeParent
integer(pInt), dimension(:,:,:,:), allocatable :: FE_subNodeOnIPFace
integer(pInt) :: hypoelasticTableStyle
integer(pInt) :: initialcondTableStyle
integer(pInt), parameter :: FE_Nelemtypes = 7
integer(pInt), parameter :: FE_Nelemtypes = 8
integer(pInt), parameter :: FE_maxNnodes = 8
integer(pInt), parameter :: FE_maxNsubNodes = 56
integer(pInt), parameter :: FE_maxNips = 27
integer(pInt), parameter :: FE_maxNipNeighbors = 6
integer(pInt), parameter :: FE_maxmaxNnodesAtIP = 8
integer(pInt), parameter :: FE_NipFaceNodes = 4
integer(pInt), dimension(FE_Nelemtypes), parameter :: FE_Nnodes = &
(/8, & ! element 7
@ -80,16 +82,18 @@
4, & ! element 27
4, & ! element 157
6, & ! element 136
8 & ! element 21
8, & ! element 21
8 & ! element 117
/)
integer(pInt), dimension(FE_Nelemtypes), parameter :: FE_NoriginalNodes = &
(/8, & ! element 7
4, & ! element 134
4, & ! element 11
4, & ! element 27
8, & ! element 27
4, & ! element 157
6, & ! element 136
20 & ! element 21
20,& ! element 21
8 & ! element 117
/)
integer(pInt), dimension(FE_Nelemtypes), parameter :: FE_Nips = &
(/8, & ! element 7
@ -98,7 +102,8 @@
9, & ! element 27
4, & ! element 157
6, & ! element 136
27 & ! element 21
27,& ! element 21
1 & ! element 117
/)
integer(pInt), dimension(FE_Nelemtypes), parameter :: FE_NipNeighbors = &
(/6, & ! element 7
@ -107,7 +112,8 @@
4, & ! element 27
6, & ! element 157
6, & ! element 136
6 & ! element 21
6, & ! element 21
6 & ! element 117
/)
integer(pInt), dimension(FE_Nelemtypes), parameter :: FE_NsubNodes = &
(/19,& ! element 7
@ -116,7 +122,8 @@
12,& ! element 27
0, & ! element 157
15,& ! element 136
56 & ! element 21
56,& ! element 21
0 & ! element 117
/)
integer(pInt), dimension(FE_maxNipNeighbors,FE_Nelemtypes), parameter :: FE_NfaceNodes = &
reshape((/&
@ -126,8 +133,19 @@
2,2,2,2,0,0, & ! element 27
3,3,3,3,0,0, & ! element 157
3,4,4,4,3,0, & ! element 136
4,4,4,4,4,4 & ! element 21
4,4,4,4,4,4, & ! element 21
4,4,4,4,4,4 & ! element 117
/),(/FE_maxNipNeighbors,FE_Nelemtypes/))
integer(pInt), dimension(FE_Nelemtypes), parameter :: FE_maxNnodesAtIP = &
(/1, & ! element 7
4, & ! element 134
1, & ! element 11
2, & ! element 27
1, & ! element 157
1, & ! element 136
4, & ! element 21
8 & ! element 117
/)
integer(pInt), dimension(FE_NipFaceNodes,FE_maxNipNeighbors,FE_Nelemtypes), parameter :: FE_nodeOnFace = &
reshape((/&
1,2,3,4 , & ! element 7
@ -171,6 +189,12 @@
3,2,6,7 , &
4,3,7,8 , &
4,1,5,8 , &
8,7,6,5 , &
1,2,3,4 , & ! element 117
2,1,5,6 , &
3,2,6,7 , &
4,3,7,8 , &
4,1,5,8 , &
8,7,6,5 &
/),(/FE_NipFaceNodes,FE_maxNipNeighbors,FE_Nelemtypes/))
@ -277,20 +301,30 @@
integer(pInt) FE_mapElemtype
select case (what)
case ( '7', 'C3D8')
case ( '7', &
'C3D8')
FE_mapElemtype = 1 ! Three-dimensional Arbitrarily Distorted Brick
case ('134', 'C3D4')
case ('134', &
'C3D4')
FE_mapElemtype = 2 ! Three-dimensional Four-node Tetrahedron
case ( '11', 'CPE4')
case ( '11', &
'CPE4')
FE_mapElemtype = 3 ! Arbitrary Quadrilateral Plane-strain
case ( '27', 'CPE8')
case ( '27', &
'CPE8')
FE_mapElemtype = 4 ! Plane Strain, Eight-node Distorted Quadrilateral
case ('157')
FE_mapElemtype = 5 ! Three-dimensional, Low-order, Tetrahedron, Herrmann Formulations
case ('136', 'C3D6')
case ('136', &
'C3D6')
FE_mapElemtype = 6 ! Three-dimensional Arbitrarily Distorted Pentahedral
case ( '21', 'C3D20')
FE_mapElemtype = 7 ! Three-dimensional Arbitrarily Distorted Quadratic Hexahedral
case ( '21', &
'C3D20')
FE_mapElemtype = 7 ! Three-dimensional Arbitrarily Distorted quadratic hexahedral
case ( '117', &
'123', &
'C3D8R')
FE_mapElemtype = 8 ! Three-dimensional Arbitrarily Distorted linear hexahedral with reduced integration
case default
FE_mapElemtype = 0 ! unknown element --> should raise an error upstream..!
endselect
@ -357,43 +391,50 @@
!***********************************************************
! find face-matching element of same type
!***********************************************************
function mesh_faceMatch(face,elem)
function mesh_faceMatch(elem,face)
use prec, only: pInt
implicit none
integer(pInt) face,elem
integer(pInt) mesh_faceMatch
integer(pInt), dimension(FE_NfaceNodes(face,mesh_element(2,elem))) :: nodeMap
integer(pInt) minN,NsharedElems,lonelyNode,faceNode,i,n,t
integer(pInt), dimension(2) :: mesh_faceMatch ! matching element's ID and corresponding face ID
integer(pInt), dimension(FE_NfaceNodes(face,mesh_element(2,elem))) :: myFaceNodes ! global node ids on my face
integer(pInt) minN,NsharedElems, &
t, lonelyNode, &
candidateType,candidateElem, &
i,f,n
minN = mesh_maxNsharedElems+1 ! init to worst case
mesh_faceMatch = 0_pInt ! intialize to "no match found"
t = mesh_element(2,elem) ! figure elemType
do faceNode=1,FE_NfaceNodes(face,t) ! loop over nodes on face
nodeMap(faceNode) = mesh_FEasCP('node',mesh_element(4+FE_nodeOnFace(faceNode,face,t),elem)) ! CP id of face node
NsharedElems = mesh_sharedElem(1,nodeMap(faceNode)) ! figure # shared elements for this node
do n = 1,FE_NfaceNodes(face,t) ! loop over nodes on face
myFaceNodes(n) = mesh_FEasCP('node',mesh_element(4+FE_nodeOnFace(n,face,t),elem)) ! CP id of face node
NsharedElems = mesh_sharedElem(1,myFaceNodes(n)) ! figure # shared elements for this node
if (NsharedElems < minN) then
minN = NsharedElems ! remember min # shared elems
lonelyNode = faceNode ! remember most lonely node
lonelyNode = n ! remember most lonely node
endif
enddo
candidate: do i=1,minN ! iterate over lonelyNode's shared elements
mesh_faceMatch = mesh_sharedElem(1+i,nodeMap(lonelyNode)) ! present candidate elem
if (mesh_faceMatch == elem) then ! my own element ?
mesh_faceMatch = 0_pInt ! disregard
cycle candidate
endif
do faceNode=1,FE_NfaceNodes(face,t) ! check remaining face nodes to match
if (faceNode == lonelyNode) cycle ! disregard lonely node (matches anyway)
n = nodeMap(faceNode)
if (all(mesh_sharedElem(2:1+mesh_sharedElem(1,n),n) /= mesh_faceMatch)) then ! no ref to candidate elem?
mesh_faceMatch = 0_pInt ! set to "no match" (so far)
cycle candidate ! next candidate elem
endif
candidate: do i = 1,minN ! iterate over lonelyNode's shared elements
candidateElem = mesh_sharedElem(1+i,myFaceNodes(lonelyNode)) ! present candidate elem
if (candidateElem == elem) cycle candidate ! my own element ?
candidateType = mesh_element(2,candidateElem) ! figure elemType of candidate
candidateFace: do f = 1,FE_maxNipNeighbors ! check each face of candidate
if (FE_NfaceNodes(f,candidateType) /= FE_NfaceNodes(face,t)) &
cycle candidateFace ! incompatible face
do n = 1,FE_NfaceNodes(f,candidateType) ! loop through nodes on face
if (all(myFaceNodes /= &
mesh_FEasCP('node', &
mesh_element(4+FE_nodeOnFace(n,f,candidateType),candidateElem)))) &
cycle candidateFace ! other face node not one of my face nodes
enddo
exit ! surviving candidate
mesh_faceMatch(1) = f
mesh_faceMatch(2) = candidateElem
exit candidate ! found my matching candidate
enddo candidateFace
enddo candidate
return
@ -412,63 +453,63 @@ candidate: do i=1,minN ! iterate over lonelyNode's shared elements
use prec, only: pInt
implicit none
allocate(FE_nodesAtIP(2,2,FE_maxNips,FE_Nelemtypes)) ; FE_nodesAtIP = 0_pInt
allocate(FE_nodesAtIP(FE_maxmaxNnodesAtIP,FE_maxNips,FE_Nelemtypes)) ; FE_nodesAtIP = 0_pInt
allocate(FE_ipNeighbor(FE_maxNipNeighbors,FE_maxNips,FE_Nelemtypes)) ; FE_ipNeighbor = 0_pInt
allocate(FE_subNodeParent(FE_maxNips,FE_maxNsubNodes,FE_Nelemtypes)) ; FE_subNodeParent = 0_pInt
allocate(FE_subNodeOnIPFace(FE_NipFaceNodes,FE_maxNipNeighbors,FE_maxNips,FE_Nelemtypes)) ; FE_subNodeOnIPFace = 0_pInt
! fill FE_nodesAtIP with data
FE_nodesAtIP(:,:,:FE_Nips(1),1) = & ! element 7
FE_nodesAtIP(:,:FE_Nips(1),1) = & ! element 7
reshape((/&
1,0, 0,0, &
2,0, 0,0, &
4,0, 0,0, &
3,0, 0,0, &
5,0, 0,0, &
6,0, 0,0, &
8,0, 0,0, &
7,0, 0,0 &
/),(/2,2,FE_Nips(1)/))
FE_nodesAtIP(:,:,:FE_Nips(2),2) = & ! element 134
1, &
2, &
4, &
3, &
5, &
6, &
8, &
7 &
/),(/FE_maxNnodesAtIP(1),FE_Nips(1)/))
FE_nodesAtIP(:,:FE_Nips(2),2) = & ! element 134
reshape((/&
1,0, 0,0 &
/),(/2,2,FE_Nips(2)/))
FE_nodesAtIP(:,:,:FE_Nips(3),3) = & ! element 11
1,2,3,4 &
/),(/FE_maxNnodesAtIP(2),FE_Nips(2)/))
FE_nodesAtIP(:,:FE_Nips(3),3) = & ! element 11
reshape((/&
1,0, 0,0, &
2,0, 0,0, &
4,0, 0,0, &
3,0, 0,0 &
/),(/2,2,FE_Nips(3)/))
FE_nodesAtIP(:,:,:FE_Nips(4),4) = & ! element 27
1, &
2, &
4, &
3 &
/),(/FE_maxNnodesAtIP(3),FE_Nips(3)/))
FE_nodesAtIP(:,:FE_Nips(4),4) = & ! element 27
reshape((/&
1,0, 0,0, &
1,2, 0,0, &
2,0, 0,0, &
1,4, 0,0, &
1,3, 2,4, &
2,3, 0,0, &
4,0, 0,0, &
3,4, 0,0, &
3,0, 0,0 &
/),(/2,2,FE_Nips(4)/))
FE_nodesAtIP(:,:,:FE_Nips(5),5) = & ! element 157
1,0, &
1,2, &
2,0, &
1,4, &
0,0, &
2,3, &
4,0, &
3,4, &
3,0 &
/),(/FE_maxNnodesAtIP(4),FE_Nips(4)/))
FE_nodesAtIP(:,:FE_Nips(5),5) = & ! element 157
reshape((/&
1,0, 0,0, &
2,0, 0,0, &
3,0, 0,0, &
4,0, 0,0 &
/),(/2,2,FE_Nips(5)/))
FE_nodesAtIP(:,:,:FE_Nips(6),6) = & ! element 136
1, &
2, &
3, &
4 &
/),(/FE_maxNnodesAtIP(5),FE_Nips(5)/))
FE_nodesAtIP(:,:FE_Nips(6),6) = & ! element 136
reshape((/&
1,0, 0,0, &
2,0, 0,0, &
3,0, 0,0, &
4,0, 0,0, &
5,0, 0,0, &
6,0, 0,0 &
/),(/2,2,FE_Nips(6)/))
FE_nodesAtIP(:,:,:FE_Nips(7),7) = & ! element 21
1, &
2, &
3, &
4, &
5, &
6 &
/),(/FE_maxNnodesAtIP(6),FE_Nips(6)/))
FE_nodesAtIP(:,:FE_Nips(7),7) = & ! element 21
reshape((/&
1,0, 0,0, &
1,2, 0,0, &
@ -497,7 +538,7 @@ candidate: do i=1,minN ! iterate over lonelyNode's shared elements
8,0, 0,0, &
7,8, 0,0, &
7,0, 0,0 &
/),(/2,2,FE_Nips(7)/))
/),(/FE_maxNnodesAtIP(7),FE_Nips(7)/))
! fill FE_ipNeighbor with data
FE_ipNeighbor(:FE_NipNeighbors(1),:FE_Nips(1),1) = & ! element 7
@ -580,6 +621,10 @@ candidate: do i=1,minN ! iterate over lonelyNode's shared elements
27,25,-4,23,-6,17, &
-3,26,-4,24,-6,18 &
/),(/FE_NipNeighbors(7),FE_Nips(7)/))
FE_ipNeighbor(:FE_NipNeighbors(8),:FE_Nips(8),8) = & ! element 117
reshape((/&
-3,-5,-4,-2,-6,-1 &
/),(/FE_NipNeighbors(8),FE_Nips(8)/))
! fill FE_subNodeParent with data
FE_subNodeParent(:FE_Nips(1),:FE_NsubNodes(1),1) = & ! element 7
@ -604,10 +649,7 @@ candidate: do i=1,minN ! iterate over lonelyNode's shared elements
5, 6, 7, 8, 0, 0, 0, 0, &
1, 2, 3, 4, 5, 6, 7, 8 &
/),(/FE_Nips(1),FE_NsubNodes(1)/))
!FE_subNodeParent(:FE_Nips(2),:FE_NsubNodes(2),2) = & ! element 134
! reshape((/&
! *still to be defined*
! /),(/FE_Nips(2),FE_NsubNodes(2)/))
!FE_subNodeParent(:FE_Nips(2),:FE_NsubNodes(2),2) ! element 134 has no subnodes
FE_subNodeParent(:FE_Nips(3),:FE_NsubNodes(3),3) = & ! element 11
reshape((/&
1, 2, 0, 0, &
@ -712,6 +754,7 @@ candidate: do i=1,minN ! iterate over lonelyNode's shared elements
7, 7, 7, 7, 7, 7, 7, 7, 3, 3, 3, 3, 6, 6, 6, 6, 8, 8, 8, 8, 2, 2, 4, 4, 5, 5, 1, &
8, 8, 8, 8, 8, 8, 8, 8, 4, 4, 4, 4, 5, 5, 5, 5, 7, 7, 7, 7, 1, 1, 3, 3, 6, 6, 2 &
/),(/FE_Nips(7),FE_NsubNodes(7)/))
!FE_subNodeParent(:FE_Nips(8),:FE_NsubNodes(8),8) ! element 117 has no subnodes
! fill FE_subNodeOnIPFace with data
FE_subNodeOnIPFace(:FE_NipFaceNodes,:FE_NipNeighbors(1),:FE_Nips(1),1) = & ! element 7
@ -1038,6 +1081,15 @@ candidate: do i=1,minN ! iterate over lonelyNode's shared elements
55,28, 7,29, &
63,49,23,48 &
/),(/FE_NipFaceNodes,FE_NipNeighbors(7),FE_Nips(7)/))
FE_subNodeOnIPFace(:FE_NipFaceNodes,:FE_NipNeighbors(8),:FE_Nips(8),8) = & ! element 117
reshape((/&
2, 3, 7, 6, & ! 1
1, 5, 8, 4, &
3, 4, 8, 7, &
1, 2, 6, 5, &
5, 6, 7, 8, &
1, 4, 3, 2 &
/),(/FE_NipFaceNodes,FE_NipNeighbors(8),FE_Nips(8)/))
return
@ -2545,9 +2597,13 @@ subroutine mesh_marc_count_cpSizes (unit)
use prec, only: pInt
implicit none
integer(pInt) e,t,i,j,k,n
integer(pInt) neighbor,neighboringElem,neighboringIP,matchingElem
integer(pInt), dimension(2) :: linkedNode = 0_pInt
integer(pInt) e,t,i,j,k,l,m,n,a,anchor, neighborType
integer(pInt) neighbor,neighboringElem,neighboringIP
integer(pInt), dimension(2) :: matchingElem ! face and id of matching elem
integer(pInt), dimension(FE_maxmaxNnodesAtIP) :: linkedNodes, &
matchingNodes
linkedNodes = 0_pInt
allocate(mesh_ipNeighborhood(2,mesh_maxNipNeighbors,mesh_maxNips,mesh_NcpElems)) ; mesh_ipNeighborhood = 0_pInt
@ -2562,42 +2618,39 @@ subroutine mesh_marc_count_cpSizes (unit)
else ! neighboring element's IP
neighboringElem = 0_pInt
neighboringIP = 0_pInt
matchingElem = mesh_faceMatch(-neighbor,e) ! get CP elem id of face match
if (matchingElem > 0 .and. mesh_element(2,matchingElem) == t) then ! found match of same type?
if (FE_nodesAtIP(2,1,i,t) == 0) then ! single linked node
matchNode1: do j = 1,FE_Nnodes(t) ! check against all neighbor's nodes
if (mesh_element(4+FE_nodesAtIP(1,1,i,t),e)==mesh_element(4+j,matchingElem)) then
linkedNode(1) = j ! which neighboring node matches my first nodeAtIP (indexed globally)
linkedNode(2) = 0_pInt
exit matchNode1
matchingElem = mesh_faceMatch(e,-neighbor) ! get face and CP elem id of face match
if (matchingElem(2) > 0_pInt) then ! found match?
neighborType = mesh_element(2,matchingElem(2))
l = 0_pInt
do a = 1,FE_maxNnodesAtIP(t) ! figure my anchor nodes on connecting face
anchor = FE_nodesAtIP(a,i,t)
if (any(FE_nodeOnFace(:,-neighbor,t) == anchor)) then ! ip anchor sits on face?
l = l+1_pInt
linkedNodes(l) = mesh_element(4+anchor,e) ! FE id of anchor node
endif
enddo matchNode1
matchFace1: do j = 1,FE_Nips(t)
if ( (linkedNode(1) == FE_nodesAtIP(1,1,j,t)) .and. &
(FE_nodesAtIP(2,1,j,t) == 0) ) then
neighboringElem = matchingElem
enddo
neighborIP: do j = 1,FE_Nips(neighborType) ! loop over neighboring ips
m = 0_pInt
matchingNodes = 0_pInt
do a = 1,FE_maxNnodesAtIP(neighborType) ! check each anchor node of that ip
anchor = FE_nodesAtIP(a,j,neighborType)
if ( anchor /= 0_pInt .and. & ! valid anchor node
any(FE_nodeOnFace(:,matchingElem(1),neighborType) == anchor) ) then
m = m+1_pInt
matchingNodes(m) = mesh_element(4+anchor,matchingElem(2)) ! FE id of neighbor's anchor node
endif
enddo
if (m /= l) cycle neighborIP ! this ip has wrong count of anchors on face
do a = 1,l
if (all(matchingNodes /= linkedNodes(a))) cycle neighborIP
enddo
neighboringElem = matchingElem(2) ! survival of the fittest
neighboringIP = j
exit matchFace1
endif
enddo matchFace1
else ! double linked node
matchNode2: do j = 1,FE_Nnodes(t) ! check against all neighbor's nodes
if (mesh_element(4+FE_nodesAtIP(1,1,i,t),e)==mesh_element(4+j,matchingElem)) linkedNode(1) = j ! which neighboring node matches my first nodeAtIP (indexed globally)
if (mesh_element(4+FE_nodesAtIP(2,1,i,t),e)==mesh_element(4+j,matchingElem)) linkedNode(2) = j ! which neighboring node matches my second nodeAtIP (indexed globally)
enddo matchNode2
matchFace2: do j = 1,FE_Nips(t)
if ((linkedNode(1) == FE_nodesAtIP(1,1,j,t) .and. linkedNode(2) == FE_nodesAtIP(2,1,j,t)) .or. &
(linkedNode(1) == FE_nodesAtIP(2,1,j,t) .and. linkedNode(2) == FE_nodesAtIP(1,1,j,t)) .or. &
(linkedNode(1) == FE_nodesAtIP(1,2,j,t) .and. linkedNode(2) == FE_nodesAtIP(2,2,j,t)) .or. &
(linkedNode(1) == FE_nodesAtIP(2,2,j,t) .and. linkedNode(2) == FE_nodesAtIP(1,2,j,t))) then
neighboringElem = matchingElem
neighboringIP = j
exit matchFace2
endif
enddo matchFace2
endif
endif
endif
exit neighborIP
enddo neighborIP
endif ! end of valid external matching
endif ! end of internal/external matching
mesh_ipNeighborhood(1,n,i,e) = neighboringElem
mesh_ipNeighborhood(2,n,i,e) = neighboringIP
enddo
@ -2783,7 +2836,7 @@ subroutine mesh_marc_count_cpSizes (unit)
mesh_HomogMicro(mesh_element(3,i),mesh_element(4,i)) + 1 ! count combinations of homogenization and microstructure
enddo
!$OMP CRITICAL (write2out)
$OMP CRITICAL (write2out)
! write(6,*)
! write(6,*) 'Input Parser: IP COORDINATES'