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test_cohesive_parallel_intrinsic_tetrahedron.cc
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rAKA akantu
test_cohesive_parallel_intrinsic_tetrahedron.cc
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/**
* @file test_cohesive_parallel_intrinsic_tetrahedron.cc
*
* @author Marco Vocialta <marco.vocialta@epfl.ch>
*
*
* @brief Test for 3D intrinsic cohesive elements simulation in parallel
*
* @section LICENSE
*
* Copyright (©) 2010-2012, 2014 EPFL (Ecole Polytechnique Fédérale de Lausanne)
* Laboratory (LSMS - Laboratoire de Simulation en Mécanique des Solides)
*
*/
/* -------------------------------------------------------------------------- */
#include "solid_mechanics_model_cohesive.hh"
#include "dumper_paraview.hh"
#include "material_cohesive.hh"
/* -------------------------------------------------------------------------- */
using
namespace
akantu
;
void
updateDisplacement
(
SolidMechanicsModelCohesive
&
model
,
const
ElementTypeMapArray
<
UInt
>
&
elements
,
Vector
<
Real
>
&
increment
);
bool
checkTractions
(
SolidMechanicsModelCohesive
&
model
,
Vector
<
Real
>
&
opening
,
Vector
<
Real
>
&
theoretical_traction
,
Matrix
<
Real
>
&
rotation
);
void
findNodesToCheck
(
const
Mesh
&
mesh
,
const
ElementTypeMapArray
<
UInt
>
&
elements
,
Array
<
UInt
>
&
nodes_to_check
,
Int
psize
);
bool
checkEquilibrium
(
const
Mesh
&
mesh
,
const
Array
<
Real
>
&
residual
);
bool
checkResidual
(
const
Array
<
Real
>
&
residual
,
const
Vector
<
Real
>
&
traction
,
const
Array
<
UInt
>
&
nodes_to_check
,
const
Matrix
<
Real
>
&
rotation
);
void
findElementsToDisplace
(
const
Mesh
&
mesh
,
ElementTypeMapArray
<
UInt
>
&
elements
);
int
main
(
int
argc
,
char
*
argv
[])
{
initialize
(
"material_tetrahedron.dat"
,
argc
,
argv
);
const
UInt
spatial_dimension
=
3
;
const
UInt
max_steps
=
60
;
const
Real
increment_constant
=
0.01
;
ElementType
type
=
_tetrahedron_10
;
Math
::
setTolerance
(
1.e-10
);
Mesh
mesh
(
spatial_dimension
);
StaticCommunicator
&
comm
=
StaticCommunicator
::
getStaticCommunicator
();
Int
psize
=
comm
.
getNbProc
();
Int
prank
=
comm
.
whoAmI
();
UInt
nb_nodes_to_check_serial
=
0
;
UInt
total_nb_nodes
=
0
;
UInt
nb_elements_check_serial
=
0
;
akantu
::
MeshPartition
*
partition
=
NULL
;
if
(
prank
==
0
)
{
// Read the mesh
mesh
.
read
(
"tetrahedron.msh"
);
/// count nodes with zero position
const
Array
<
Real
>
&
position
=
mesh
.
getNodes
();
for
(
UInt
n
=
0
;
n
<
position
.
getSize
();
++
n
)
{
if
(
std
::
abs
(
position
(
n
,
0
)
-
0.
)
<
1e-6
)
++
nb_nodes_to_check_serial
;
}
// /// insert cohesive elements
// CohesiveElementInserter inserter(mesh);
// inserter.setLimit(0, -0.01, 0.01);
// inserter.insertIntrinsicElements();
/// find nodes to check in serial
ElementTypeMapArray
<
UInt
>
elements_serial
(
"elements_serial"
,
""
);
findElementsToDisplace
(
mesh
,
elements_serial
);
nb_elements_check_serial
=
elements_serial
(
type
).
getSize
();
total_nb_nodes
=
mesh
.
getNbNodes
()
+
nb_nodes_to_check_serial
;
/// partition the mesh
partition
=
new
MeshPartitionScotch
(
mesh
,
spatial_dimension
);
debug
::
setDebugLevel
(
dblDump
);
partition
->
partitionate
(
psize
);
debug
::
setDebugLevel
(
dblInfo
);
}
comm
.
broadcast
(
&
nb_nodes_to_check_serial
,
1
,
0
);
comm
.
broadcast
(
&
nb_elements_check_serial
,
1
,
0
);
SolidMechanicsModelCohesive
model
(
mesh
);
model
.
initParallel
(
partition
);
model
.
initFull
();
model
.
limitInsertion
(
_x
,
-
0.01
,
0.01
);
model
.
insertIntrinsicElements
();
{
comm
.
broadcast
(
&
total_nb_nodes
,
1
,
0
);
Array
<
Int
>
nb_local_nodes
(
psize
);
nb_local_nodes
.
clear
();
for
(
UInt
n
=
0
;
n
<
mesh
.
getNbNodes
();
++
n
)
{
if
(
mesh
.
isLocalOrMasterNode
(
n
))
++
nb_local_nodes
(
prank
);
}
comm
.
allGather
(
nb_local_nodes
.
storage
(),
1
);
UInt
total_nb_nodes_parallel
=
std
::
accumulate
(
nb_local_nodes
.
begin
(),
nb_local_nodes
.
end
(),
0
);
Array
<
UInt
>
global_nodes_list
(
total_nb_nodes_parallel
);
UInt
first_global_node
=
std
::
accumulate
(
nb_local_nodes
.
begin
(),
nb_local_nodes
.
begin
()
+
prank
,
0
);
for
(
UInt
n
=
0
;
n
<
mesh
.
getNbNodes
();
++
n
)
{
if
(
mesh
.
isLocalOrMasterNode
(
n
))
{
global_nodes_list
(
first_global_node
)
=
mesh
.
getNodeGlobalId
(
n
);
++
first_global_node
;
}
}
comm
.
allGatherV
(
global_nodes_list
.
storage
(),
nb_local_nodes
.
storage
());
if
(
prank
==
0
)
std
::
cout
<<
"Maximum node index: "
<<
*
(
std
::
max_element
(
global_nodes_list
.
begin
(),
global_nodes_list
.
end
()))
<<
std
::
endl
;
Array
<
UInt
>
repeated_nodes
;
repeated_nodes
.
resize
(
0
);
for
(
UInt
n
=
0
;
n
<
total_nb_nodes_parallel
;
++
n
)
{
UInt
appearances
=
std
::
count
(
global_nodes_list
.
begin
()
+
n
,
global_nodes_list
.
end
(),
global_nodes_list
(
n
));
if
(
appearances
>
1
)
{
std
::
cout
<<
"Node "
<<
global_nodes_list
(
n
)
<<
" appears "
<<
appearances
<<
" times"
<<
std
::
endl
;
std
::
cout
<<
" in position: "
<<
n
;
repeated_nodes
.
push_back
(
global_nodes_list
(
n
));
UInt
*
node_position
=
global_nodes_list
.
storage
()
+
n
;
for
(
UInt
i
=
1
;
i
<
appearances
;
++
i
)
{
node_position
=
std
::
find
(
node_position
+
1
,
global_nodes_list
.
storage
()
+
total_nb_nodes_parallel
,
global_nodes_list
(
n
));
UInt
current_index
=
node_position
-
global_nodes_list
.
storage
();
std
::
cout
<<
", "
<<
current_index
;
}
std
::
cout
<<
std
::
endl
<<
std
::
endl
;
}
}
for
(
UInt
n
=
0
;
n
<
mesh
.
getNbNodes
();
++
n
)
{
UInt
global_node
=
mesh
.
getNodeGlobalId
(
n
);
if
(
std
::
find
(
repeated_nodes
.
begin
(),
repeated_nodes
.
end
(),
global_node
)
!=
repeated_nodes
.
end
())
{
std
::
cout
<<
"Repeated global node "
<<
global_node
<<
" corresponds to local node "
<<
n
<<
std
::
endl
;
}
}
if
(
total_nb_nodes
!=
total_nb_nodes_parallel
)
{
if
(
prank
==
0
)
{
std
::
cout
<<
"Error: total number of nodes is wrong in parallel"
<<
std
::
endl
;
std
::
cout
<<
"Serial: "
<<
total_nb_nodes
<<
" Parallel: "
<<
total_nb_nodes_parallel
<<
std
::
endl
;
}
finalize
();
return
EXIT_FAILURE
;
}
}
model
.
updateResidual
();
model
.
setBaseName
(
"intrinsic_parallel_tetrahedron"
);
model
.
addDumpFieldVector
(
"displacement"
);
model
.
addDumpField
(
"residual"
);
model
.
addDumpField
(
"partitions"
);
model
.
dump
();
model
.
setBaseNameToDumper
(
"cohesive elements"
,
"cohesive_elements_parallel_tetrahedron"
);
model
.
addDumpFieldVectorToDumper
(
"cohesive elements"
,
"displacement"
);
model
.
dump
(
"cohesive elements"
);
/// find elements to displace
ElementTypeMapArray
<
UInt
>
elements
(
"elements"
,
""
);
findElementsToDisplace
(
mesh
,
elements
);
UInt
nb_elements_check
=
elements
(
type
).
getSize
();
comm
.
allReduce
(
&
nb_elements_check
,
1
,
_so_sum
);
if
(
nb_elements_check
!=
nb_elements_check_serial
)
{
if
(
prank
==
0
)
{
std
::
cout
<<
"Error: number of elements to check is wrong"
<<
std
::
endl
;
std
::
cout
<<
"Serial: "
<<
nb_elements_check_serial
<<
" Parallel: "
<<
nb_elements_check
<<
std
::
endl
;
}
finalize
();
return
EXIT_FAILURE
;
}
/// find nodes to check
Array
<
UInt
>
nodes_to_check
;
findNodesToCheck
(
mesh
,
elements
,
nodes_to_check
,
psize
);
Vector
<
Int
>
nodes_to_check_size
(
psize
);
nodes_to_check_size
(
prank
)
=
nodes_to_check
.
getSize
();
comm
.
allGather
(
nodes_to_check_size
.
storage
(),
1
);
UInt
nodes_to_check_global_size
=
std
::
accumulate
(
nodes_to_check_size
.
storage
(),
nodes_to_check_size
.
storage
()
+
psize
,
0
);
if
(
nodes_to_check_global_size
!=
nb_nodes_to_check_serial
)
{
if
(
prank
==
0
)
{
std
::
cout
<<
"Error: number of nodes to check is wrong in parallel"
<<
std
::
endl
;
std
::
cout
<<
"Serial: "
<<
nb_nodes_to_check_serial
<<
" Parallel: "
<<
nodes_to_check_global_size
<<
std
::
endl
;
}
finalize
();
return
EXIT_FAILURE
;
}
/// rotate mesh
Real
angle
=
1.
;
Matrix
<
Real
>
rotation
(
spatial_dimension
,
spatial_dimension
);
rotation
.
clear
();
rotation
(
0
,
0
)
=
std
::
cos
(
angle
);
rotation
(
0
,
1
)
=
std
::
sin
(
angle
)
*
-
1.
;
rotation
(
1
,
0
)
=
std
::
sin
(
angle
);
rotation
(
1
,
1
)
=
std
::
cos
(
angle
);
rotation
(
2
,
2
)
=
1.
;
Vector
<
Real
>
increment_tmp
(
spatial_dimension
);
for
(
UInt
dim
=
0
;
dim
<
spatial_dimension
;
++
dim
)
{
increment_tmp
(
dim
)
=
(
dim
+
1
)
*
increment_constant
;
}
Vector
<
Real
>
increment
(
spatial_dimension
);
increment
.
mul
<
false
>
(
rotation
,
increment_tmp
);
Array
<
Real
>
&
position
=
mesh
.
getNodes
();
Array
<
Real
>
position_tmp
(
position
);
Array
<
Real
>::
iterator
<
Vector
<
Real
>
>
position_it
=
position
.
begin
(
spatial_dimension
);
Array
<
Real
>::
iterator
<
Vector
<
Real
>
>
position_end
=
position
.
end
(
spatial_dimension
);
Array
<
Real
>::
iterator
<
Vector
<
Real
>
>
position_tmp_it
=
position_tmp
.
begin
(
spatial_dimension
);
for
(;
position_it
!=
position_end
;
++
position_it
,
++
position_tmp_it
)
position_it
->
mul
<
false
>
(
rotation
,
*
position_tmp_it
);
model
.
dump
();
model
.
dump
(
"cohesive elements"
);
updateDisplacement
(
model
,
elements
,
increment
);
Real
theoretical_Ed
=
0
;
Vector
<
Real
>
opening
(
spatial_dimension
);
Vector
<
Real
>
traction
(
spatial_dimension
);
Vector
<
Real
>
opening_old
(
spatial_dimension
);
Vector
<
Real
>
traction_old
(
spatial_dimension
);
opening
.
clear
();
traction
.
clear
();
opening_old
.
clear
();
traction_old
.
clear
();
Vector
<
Real
>
Dt
(
spatial_dimension
);
Vector
<
Real
>
Do
(
spatial_dimension
);
const
Array
<
Real
>
&
residual
=
model
.
getResidual
();
/// Main loop
for
(
UInt
s
=
1
;
s
<=
max_steps
;
++
s
)
{
model
.
updateResidual
();
opening
+=
increment_tmp
;
if
(
checkTractions
(
model
,
opening
,
traction
,
rotation
)
||
checkEquilibrium
(
mesh
,
residual
)
||
checkResidual
(
residual
,
traction
,
nodes_to_check
,
rotation
))
{
finalize
();
return
EXIT_FAILURE
;
}
/// compute energy
Do
=
opening
;
Do
-=
opening_old
;
Dt
=
traction_old
;
Dt
+=
traction
;
theoretical_Ed
+=
.5
*
Do
.
dot
(
Dt
);
opening_old
=
opening
;
traction_old
=
traction
;
updateDisplacement
(
model
,
elements
,
increment
);
if
(
s
%
10
==
0
)
{
if
(
prank
==
0
)
std
::
cout
<<
"passing step "
<<
s
<<
"/"
<<
max_steps
<<
std
::
endl
;
model
.
dump
();
model
.
dump
(
"cohesive elements"
);
}
}
model
.
dump
();
model
.
dump
(
"cohesive elements"
);
Real
Ed
=
model
.
getEnergy
(
"dissipated"
);
theoretical_Ed
*=
4.
;
if
(
prank
==
0
)
std
::
cout
<<
"Dissipated energy: "
<<
Ed
<<
", theoretical value: "
<<
theoretical_Ed
<<
std
::
endl
;
if
(
!
Math
::
are_float_equal
(
Ed
,
theoretical_Ed
)
||
std
::
isnan
(
Ed
))
{
if
(
prank
==
0
)
std
::
cout
<<
"Error: the dissipated energy is incorrect"
<<
std
::
endl
;
finalize
();
return
EXIT_FAILURE
;
}
finalize
();
if
(
prank
==
0
)
std
::
cout
<<
"OK: Test passed!"
<<
std
::
endl
;
return
EXIT_SUCCESS
;
}
/* -------------------------------------------------------------------------- */
void
updateDisplacement
(
SolidMechanicsModelCohesive
&
model
,
const
ElementTypeMapArray
<
UInt
>
&
elements
,
Vector
<
Real
>
&
increment
)
{
UInt
spatial_dimension
=
model
.
getSpatialDimension
();
Mesh
&
mesh
=
model
.
getFEEngine
().
getMesh
();
UInt
nb_nodes
=
mesh
.
getNbNodes
();
Array
<
Real
>
&
displacement
=
model
.
getDisplacement
();
Array
<
bool
>
update
(
nb_nodes
);
update
.
clear
();
for
(
ghost_type_t
::
iterator
gt
=
ghost_type_t
::
begin
();
gt
!=
ghost_type_t
::
end
();
++
gt
)
{
GhostType
ghost_type
=
*
gt
;
Mesh
::
type_iterator
it
=
mesh
.
firstType
(
spatial_dimension
,
ghost_type
);
Mesh
::
type_iterator
last
=
mesh
.
lastType
(
spatial_dimension
,
ghost_type
);
for
(;
it
!=
last
;
++
it
)
{
ElementType
type
=
*
it
;
const
Array
<
UInt
>
&
elem
=
elements
(
type
,
ghost_type
);
const
Array
<
UInt
>
&
connectivity
=
mesh
.
getConnectivity
(
type
,
ghost_type
);
UInt
nb_nodes_per_element
=
connectivity
.
getNbComponent
();
for
(
UInt
el
=
0
;
el
<
elem
.
getSize
();
++
el
)
{
for
(
UInt
n
=
0
;
n
<
nb_nodes_per_element
;
++
n
)
{
UInt
node
=
connectivity
(
elem
(
el
),
n
);
if
(
!
update
(
node
))
{
Vector
<
Real
>
node_disp
(
displacement
.
storage
()
+
node
*
spatial_dimension
,
spatial_dimension
);
node_disp
+=
increment
;
update
(
node
)
=
true
;
}
}
}
}
}
}
/* -------------------------------------------------------------------------- */
bool
checkTractions
(
SolidMechanicsModelCohesive
&
model
,
Vector
<
Real
>
&
opening
,
Vector
<
Real
>
&
theoretical_traction
,
Matrix
<
Real
>
&
rotation
)
{
UInt
spatial_dimension
=
model
.
getSpatialDimension
();
const
Mesh
&
mesh
=
model
.
getMesh
();
const
MaterialCohesive
&
mat_cohesive
=
dynamic_cast
<
const
MaterialCohesive
&
>
(
model
.
getMaterial
(
1
));
Real
sigma_c
=
mat_cohesive
.
getParam
<
RandomInternalField
<
Real
,
FacetInternalField
>
>
(
"sigma_c"
);
const
Real
beta
=
mat_cohesive
.
getParam
<
Real
>
(
"beta"
);
const
Real
G_cI
=
mat_cohesive
.
getParam
<
Real
>
(
"G_c"
);
// Real G_cII = mat_cohesive.getParam<Real>("G_cII");
const
Real
delta_0
=
mat_cohesive
.
getParam
<
Real
>
(
"delta_0"
);
const
Real
kappa
=
mat_cohesive
.
getParam
<
Real
>
(
"kappa"
);
Real
delta_c
=
2
*
G_cI
/
sigma_c
;
sigma_c
*=
delta_c
/
(
delta_c
-
delta_0
);
Vector
<
Real
>
normal_opening
(
spatial_dimension
);
normal_opening
.
clear
();
normal_opening
(
0
)
=
opening
(
0
);
Real
normal_opening_norm
=
normal_opening
.
norm
();
Vector
<
Real
>
tangential_opening
(
spatial_dimension
);
tangential_opening
.
clear
();
for
(
UInt
dim
=
1
;
dim
<
spatial_dimension
;
++
dim
)
tangential_opening
(
dim
)
=
opening
(
dim
);
Real
tangential_opening_norm
=
tangential_opening
.
norm
();
Real
beta2_kappa2
=
beta
*
beta
/
kappa
/
kappa
;
Real
beta2_kappa
=
beta
*
beta
/
kappa
;
Real
delta
=
std
::
sqrt
(
tangential_opening_norm
*
tangential_opening_norm
*
beta2_kappa2
+
normal_opening_norm
*
normal_opening_norm
);
delta
=
std
::
max
(
delta
,
delta_0
);
Real
theoretical_damage
=
std
::
min
(
delta
/
delta_c
,
1.
);
if
(
Math
::
are_float_equal
(
theoretical_damage
,
1.
))
theoretical_traction
.
clear
();
else
{
theoretical_traction
=
tangential_opening
;
theoretical_traction
*=
beta2_kappa
;
theoretical_traction
+=
normal_opening
;
theoretical_traction
*=
sigma_c
/
delta
*
(
1.
-
theoretical_damage
);
}
Vector
<
Real
>
theoretical_traction_rotated
(
spatial_dimension
);
theoretical_traction_rotated
.
mul
<
false
>
(
rotation
,
theoretical_traction
);
// adjust damage
theoretical_damage
=
std
::
max
((
delta
-
delta_0
)
/
(
delta_c
-
delta_0
),
0.
);
theoretical_damage
=
std
::
min
(
theoretical_damage
,
1.
);
for
(
ghost_type_t
::
iterator
gt
=
ghost_type_t
::
begin
();
gt
!=
ghost_type_t
::
end
();
++
gt
)
{
GhostType
ghost_type
=
*
gt
;
Mesh
::
type_iterator
it
=
mesh
.
firstType
(
spatial_dimension
,
ghost_type
,
_ek_cohesive
);
Mesh
::
type_iterator
last
=
mesh
.
lastType
(
spatial_dimension
,
ghost_type
,
_ek_cohesive
);
for
(;
it
!=
last
;
++
it
)
{
ElementType
type
=
*
it
;
const
Array
<
Real
>
&
traction
=
mat_cohesive
.
getTraction
(
type
,
ghost_type
);
const
Array
<
Real
>
&
damage
=
mat_cohesive
.
getDamage
(
type
,
ghost_type
);
UInt
nb_quad_per_el
=
model
.
getFEEngine
(
"CohesiveFEEngine"
).
getNbQuadraturePoints
(
type
);
UInt
nb_element
=
model
.
getMesh
().
getNbElement
(
type
,
ghost_type
);
UInt
tot_nb_quad
=
nb_element
*
nb_quad_per_el
;
for
(
UInt
q
=
0
;
q
<
tot_nb_quad
;
++
q
)
{
for
(
UInt
dim
=
0
;
dim
<
spatial_dimension
;
++
dim
)
{
if
(
!
Math
::
are_float_equal
(
std
::
abs
(
theoretical_traction_rotated
(
dim
)),
std
::
abs
(
traction
(
q
,
dim
))))
{
std
::
cout
<<
"Error: tractions are incorrect"
<<
std
::
endl
;
return
1
;
}
}
if
(
ghost_type
==
_not_ghost
)
if
(
!
Math
::
are_float_equal
(
theoretical_damage
,
damage
(
q
)))
{
std
::
cout
<<
"Error: damage is incorrect"
<<
std
::
endl
;
return
1
;
}
}
}
}
return
0
;
}
/* -------------------------------------------------------------------------- */
void
findNodesToCheck
(
const
Mesh
&
mesh
,
const
ElementTypeMapArray
<
UInt
>
&
elements
,
Array
<
UInt
>
&
nodes_to_check
,
Int
psize
)
{
StaticCommunicator
&
comm
=
StaticCommunicator
::
getStaticCommunicator
();
Int
prank
=
comm
.
whoAmI
();
nodes_to_check
.
resize
(
0
);
Array
<
UInt
>
global_nodes_to_check
;
UInt
spatial_dimension
=
mesh
.
getSpatialDimension
();
const
Array
<
Real
>
&
position
=
mesh
.
getNodes
();
UInt
nb_nodes
=
position
.
getSize
();
Array
<
bool
>
checked_nodes
(
nb_nodes
);
checked_nodes
.
clear
();
Mesh
::
type_iterator
it
=
mesh
.
firstType
(
spatial_dimension
);
Mesh
::
type_iterator
last
=
mesh
.
lastType
(
spatial_dimension
);
for
(;
it
!=
last
;
++
it
)
{
ElementType
type
=
*
it
;
const
Array
<
UInt
>
&
elem
=
elements
(
type
);
const
Array
<
UInt
>
&
connectivity
=
mesh
.
getConnectivity
(
type
);
UInt
nb_nodes_per_elem
=
connectivity
.
getNbComponent
();
for
(
UInt
el
=
0
;
el
<
elem
.
getSize
();
++
el
)
{
UInt
element
=
elem
(
el
);
Vector
<
UInt
>
conn_el
(
connectivity
.
storage
()
+
nb_nodes_per_elem
*
element
,
nb_nodes_per_elem
);
for
(
UInt
n
=
0
;
n
<
nb_nodes_per_elem
;
++
n
)
{
UInt
node
=
conn_el
(
n
);
if
(
std
::
abs
(
position
(
node
,
0
)
-
0.
)
<
1.e-6
&&
!
checked_nodes
(
node
))
{
checked_nodes
(
node
)
=
true
;
nodes_to_check
.
push_back
(
node
);
global_nodes_to_check
.
push_back
(
mesh
.
getNodeGlobalId
(
node
));
}
}
}
}
std
::
vector
<
CommunicationRequest
*>
requests
;
for
(
Int
p
=
prank
+
1
;
p
<
psize
;
++
p
)
{
requests
.
push_back
(
comm
.
asyncSend
(
global_nodes_to_check
.
storage
(),
global_nodes_to_check
.
getSize
(),
p
,
prank
));
}
Array
<
UInt
>
recv_nodes
;
for
(
Int
p
=
0
;
p
<
prank
;
++
p
)
{
CommunicationStatus
status
;
comm
.
probe
<
UInt
>
(
p
,
p
,
status
);
UInt
recv_nodes_size
=
recv_nodes
.
getSize
();
recv_nodes
.
resize
(
recv_nodes_size
+
status
.
getSize
());
comm
.
receive
(
recv_nodes
.
storage
()
+
recv_nodes_size
,
status
.
getSize
(),
p
,
p
);
}
comm
.
waitAll
(
requests
);
comm
.
freeCommunicationRequest
(
requests
);
for
(
UInt
i
=
0
;
i
<
recv_nodes
.
getSize
();
++
i
)
{
Array
<
UInt
>::
iterator
<
UInt
>
node_position
=
std
::
find
(
global_nodes_to_check
.
begin
(),
global_nodes_to_check
.
end
(),
recv_nodes
(
i
));
if
(
node_position
!=
global_nodes_to_check
.
end
())
{
UInt
index
=
node_position
-
global_nodes_to_check
.
begin
();
nodes_to_check
.
erase
(
index
);
global_nodes_to_check
.
erase
(
index
);
}
}
}
/* -------------------------------------------------------------------------- */
bool
checkEquilibrium
(
const
Mesh
&
mesh
,
const
Array
<
Real
>
&
residual
)
{
UInt
spatial_dimension
=
residual
.
getNbComponent
();
Vector
<
Real
>
residual_sum
(
spatial_dimension
);
residual_sum
.
clear
();
Array
<
Real
>::
const_iterator
<
Vector
<
Real
>
>
res_it
=
residual
.
begin
(
spatial_dimension
);
for
(
UInt
n
=
0
;
n
<
residual
.
getSize
();
++
n
,
++
res_it
)
{
if
(
mesh
.
isLocalOrMasterNode
(
n
))
residual_sum
+=
*
res_it
;
}
StaticCommunicator
&
comm
=
StaticCommunicator
::
getStaticCommunicator
();
comm
.
allReduce
(
residual_sum
.
storage
(),
spatial_dimension
,
_so_sum
);
for
(
UInt
s
=
0
;
s
<
spatial_dimension
;
++
s
)
{
if
(
!
Math
::
are_float_equal
(
residual_sum
(
s
),
0.
))
{
if
(
comm
.
whoAmI
()
==
0
)
std
::
cout
<<
"Error: system is not in equilibrium!"
<<
std
::
endl
;
return
1
;
}
}
return
0
;
}
/* -------------------------------------------------------------------------- */
bool
checkResidual
(
const
Array
<
Real
>
&
residual
,
const
Vector
<
Real
>
&
traction
,
const
Array
<
UInt
>
&
nodes_to_check
,
const
Matrix
<
Real
>
&
rotation
)
{
UInt
spatial_dimension
=
residual
.
getNbComponent
();
Vector
<
Real
>
total_force
(
spatial_dimension
);
total_force
.
clear
();
for
(
UInt
n
=
0
;
n
<
nodes_to_check
.
getSize
();
++
n
)
{
UInt
node
=
nodes_to_check
(
n
);
Vector
<
Real
>
res
(
residual
.
storage
()
+
node
*
spatial_dimension
,
spatial_dimension
);
total_force
+=
res
;
}
StaticCommunicator
&
comm
=
StaticCommunicator
::
getStaticCommunicator
();
comm
.
allReduce
(
total_force
.
storage
(),
spatial_dimension
,
_so_sum
);
Vector
<
Real
>
theoretical_total_force
(
spatial_dimension
);
theoretical_total_force
.
mul
<
false
>
(
rotation
,
traction
);
theoretical_total_force
*=
-
1
*
2
*
2
;
for
(
UInt
s
=
0
;
s
<
spatial_dimension
;
++
s
)
{
if
(
!
Math
::
are_float_equal
(
total_force
(
s
),
theoretical_total_force
(
s
)))
{
if
(
comm
.
whoAmI
()
==
0
)
std
::
cout
<<
"Error: total force isn't correct!"
<<
std
::
endl
;
return
1
;
}
}
return
0
;
}
/* -------------------------------------------------------------------------- */
void
findElementsToDisplace
(
const
Mesh
&
mesh
,
ElementTypeMapArray
<
UInt
>
&
elements
)
{
UInt
spatial_dimension
=
mesh
.
getSpatialDimension
();
mesh
.
initElementTypeMapArray
(
elements
,
1
,
spatial_dimension
);
Vector
<
Real
>
bary
(
spatial_dimension
);
for
(
ghost_type_t
::
iterator
gt
=
ghost_type_t
::
begin
();
gt
!=
ghost_type_t
::
end
();
++
gt
)
{
GhostType
ghost_type
=
*
gt
;
Mesh
::
type_iterator
it
=
mesh
.
firstType
(
spatial_dimension
,
ghost_type
);
Mesh
::
type_iterator
last
=
mesh
.
lastType
(
spatial_dimension
,
ghost_type
);
for
(;
it
!=
last
;
++
it
)
{
ElementType
type
=
*
it
;
Array
<
UInt
>
&
elem
=
elements
(
type
,
ghost_type
);
UInt
nb_element
=
mesh
.
getNbElement
(
type
,
ghost_type
);
for
(
UInt
el
=
0
;
el
<
nb_element
;
++
el
)
{
mesh
.
getBarycenter
(
el
,
type
,
bary
.
storage
(),
ghost_type
);
if
(
bary
(
0
)
>
0.0001
)
elem
.
push_back
(
el
);
}
}
}
}
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