Page Menu
Home
c4science
Search
Configure Global Search
Log In
Files
F75567539
ref_point.hh
No One
Temporary
Actions
Download File
Edit File
Delete File
View Transforms
Subscribe
Mute Notifications
Award Token
Subscribers
None
File Metadata
Details
File Info
Storage
Attached
Created
Sat, Aug 3, 00:33
Size
4 KB
Mime Type
text/x-c++
Expires
Mon, Aug 5, 00:33 (2 d)
Engine
blob
Format
Raw Data
Handle
19518651
Attached To
rLIBMULTISCALE LibMultiScale
ref_point.hh
View Options
/**
* @file ref_point.hh
*
* @author Guillaume Anciaux <guillaume.anciaux@epfl.ch>
*
* @date Mon Sep 08 23:40:22 2014
*
* @brief This is the class for reference that are any reference using a
* point-like description should inheritate from
*
* @section LICENSE
*
* Copyright (©) 2010-2011 EPFL (Ecole Polytechnique Fédérale de Lausanne)
* Laboratory (LSMS - Laboratoire de Simulation en Mécanique des Solides)
*
* LibMultiScale 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.
*
* LibMultiScale 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 LibMultiScale. If not, see <http://www.gnu.org/licenses/>.
*
*/
#ifndef __LIBMULTISCALE_REF_POINT_HH__
#define __LIBMULTISCALE_REF_POINT_HH__
/* -------------------------------------------------------------------------- */
#include "cube.hh"
#include "lm_common.hh"
/* -------------------------------------------------------------------------- */
__BEGIN_LIBMULTISCALE__
/* -------------------------------------------------------------------------- */
template
<
UInt
_Dim
>
class
RefPoint
{
/* ------------------------------------------------------------------------ */
/* Constructors/Destructors */
/* ---------------------------------------------------------------------- */
public
:
static
constexpr
UInt
Dim
=
_Dim
;
RefPoint
(){};
virtual
~
RefPoint
(){};
/* ------------------------------------------------------------------------ */
/* Methods */
/* ------------------------------------------------------------------------ */
public
:
//! get the distance between the current reference and a point, pbc corrected
template
<
bool
pbc_x
,
bool
pbc_y
,
bool
pbc_z
,
typename
Vec1
,
typename
Vec2
>
static
inline
Real
computeDistance
(
Vec1
&&
pos1
,
Vec2
&&
pos2
,
Cube
&
bounding_box
);
//! return the dof_type
virtual
DOFType
getDOFType
()
{
return
dt_local_master
;
};
protected
:
//! compute the distance between points pbc corrected (internal)
template
<
bool
pbc_x
,
bool
pbc_y
,
bool
pbc_z
,
typename
Vec1
,
typename
Vec2
,
typename
Vec3
,
typename
Vec4
>
static
inline
Real
computeDistance
(
Vec1
&&
pos1
,
Vec2
&&
pos2
,
Vec3
&&
d_size
,
Vec4
&&
d_size_half
);
};
/* -------------------------------------------------------------------------- */
template
<
UInt
Dim
>
template
<
bool
pbc_x
,
bool
pbc_y
,
bool
pbc_z
,
typename
Vec1
,
typename
Vec2
,
typename
Vec3
,
typename
Vec4
>
inline
Real
RefPoint
<
Dim
>::
computeDistance
(
Vec1
&&
pos1
,
Vec2
&&
pos2
,
Vec3
&&
d_size
,
Vec4
&&
d_inv_size_half
)
{
auto
&
x
=
pos1
;
Real
dx
[
Dim
];
Real
d2
=
0.0
;
for
(
UInt
i
=
0
;
i
<
Dim
;
++
i
)
{
dx
[
i
]
=
x
[
i
]
-
pos2
[
i
];
if
((
pbc_x
&&
i
==
0
)
||
(
pbc_y
&&
i
==
1
)
||
(
pbc_z
&&
i
==
2
))
{
int
offset
=
static_cast
<
int
>
(
dx
[
i
]
*
d_inv_size_half
[
i
]);
dx
[
i
]
-=
offset
*
d_size
[
i
];
}
d2
+=
dx
[
i
]
*
dx
[
i
];
}
return
d2
;
}
/* ------------------------------------------------------------------------ */
template
<
UInt
Dim
>
template
<
bool
pbc_x
,
bool
pbc_y
,
bool
pbc_z
,
typename
Vec1
,
typename
Vec2
>
inline
Real
RefPoint
<
Dim
>::
computeDistance
(
Vec1
&&
pos1
,
Vec2
&&
pos2
,
Cube
&
bounding_box
)
{
return
computeDistance
<
pbc_x
,
pbc_y
,
pbc_z
>
(
pos1
,
pos2
,
bounding_box
.
getSize
(),
bounding_box
.
getInvSizeHalf
());
}
__END_LIBMULTISCALE__
#endif
/* __LIBMULTISCALE_REF_POINT_HH__ */
Event Timeline
Log In to Comment