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Tue, Aug 20, 14:16
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rAKA akantu
search.hh
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/**
* @file search.hh
*
* @author Alejandro M. Aragón <alejandro.aragon@epfl.ch>
*
* @date creation: Fri Apr 13 2012
* @date last modification: Sun Oct 19 2014
*
* @brief global contact search
*
* @section LICENSE
*
* Copyright (©) 2010-2012, 2014, 2015 EPFL (Ecole Polytechnique Fédérale de
* Lausanne) Laboratory (LSMS - Laboratoire de Simulation en Mécanique des
* Solides)
*
* Akantu 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 3 of the License, or (at your option) any
* later version.
*
* Akantu 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 Akantu. If not, see <http://www.gnu.org/licenses/>.
*
*/
/* -------------------------------------------------------------------------- */
#ifndef __AKANTU_SEARCH_HH__
#define __AKANTU_SEARCH_HH__
#include <iostream>
#include "aka_common.hh"
#include "solid_mechanics_model.hh"
#include "aka_point.hh"
#include "aka_geometry.hh"
__BEGIN_AKANTU__
struct
SearchBase
{
template
<
class
model_type
>
SearchBase
(
model_type
&
model
)
{
}
virtual
int
search
(
const
Real
*
)
{
static
bool
msg
=
false
;
if
(
!
msg
)
{
std
::
cout
<<
" - Warning: calling default base searcher, type any key to continue."
<<
std
::
endl
;
std
::
cin
.
ignore
();
msg
=
true
;
}
return
-
1
;
}
virtual
~
SearchBase
()
{
}
//! Provide standard output of contact object
friend
std
::
ostream
&
operator
<<
(
std
::
ostream
&
os
,
const
SearchBase
&
cr
)
{
os
<<
"Search base class (no search performed)"
<<
std
::
endl
;
return
os
;
}
};
template
<
int
dim
,
class
model_type
>
class
SearchTraits
;
template
<
class
model_type
>
struct
SearchTraits
<
3
,
model_type
>
{
typedef
Point
<
3
>
point_type
;
typedef
ModelElement
<
model_type
>
element_type
;
static
bool
check_projection
(
const
point_type
&
p
,
model_type
&
model
,
UInt
id
)
{
element_type
m
(
model
,
_triangle_3
,
id
);
return
point_has_projection_to_triangle
(
p
,
m
.
template
point
<
3
>
(
0
),
m
.
template
point
<
3
>
(
1
),
m
.
template
point
<
3
>
(
2
));
}
};
template
<
class
model_type
>
struct
SearchTraits
<
2
,
model_type
>
{
typedef
Point
<
2
>
point_type
;
typedef
ModelElement
<
model_type
>
element_type
;
static
bool
check_projection
(
const
point_type
&
p
,
model_type
&
model
,
UInt
id
)
{
element_type
m
(
model
,
_segment_2
,
id
);
return
has_projection
(
p
,
m
.
template
point
<
2
>
(
0
),
m
.
template
point
<
2
>
(
1
));
}
};
template
<
int
dim
>
struct
MasterAssignator
:
public
SearchBase
{
typedef
Point
<
dim
>
point_type
;
typedef
SolidMechanicsModel
model_type
;
std
::
list
<
std
::
string
>
surfaces_
;
model_type
&
model_
;
MasterAssignator
(
model_type
&
m
)
:
SearchBase
(
m
),
surfaces_
(),
model_
(
m
)
{
}
virtual
int
search
(
const
Real
*
ptr
)
{
point_type
p
(
ptr
);
for
(
auto
surface:
surfaces_
)
{
ElementGroup
&
rs
=
model_
.
getMesh
().
getElementGroup
(
surface
);
for
(
ElementGroup
::
type_iterator
tit
=
rs
.
firstType
();
tit
!=
rs
.
lastType
();
++
tit
)
for
(
ElementGroup
::
const_element_iterator
it
=
rs
.
element_begin
(
*
tit
);
it
!=
rs
.
element_end
(
*
tit
);
++
it
)
if
(
SearchTraits
<
dim
,
model_type
>::
check_projection
(
p
,
model_
,
*
it
))
return
*
it
;
}
return
-
1
;
}
void
searchSurface
(
const
std
::
string
&
s
)
{
surfaces_
.
push_back
(
s
);
}
//! Provide standard output of contact object
friend
std
::
ostream
&
operator
<<
(
std
::
ostream
&
os
,
const
MasterAssignator
&
s
)
{
os
<<
"MasterAssignator search class. Search surfaces: "
;
for
(
auto
surface
:
s
.
surfaces_
)
os
<<
" "
<<
surface
;
os
<<
std
::
endl
;
return
os
;
}
};
__END_AKANTU__
#endif
/* __AKANTU_SEARCH_HH__ */
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