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rTAMAAS tamaas
types.hh
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/**
* @file
*
* @author Lucas Frérot <lucas.frerot@epfl.ch>
*
* @section LICENSE
*
* Copyright (©) 2016 EPFL (Ecole Polytechnique Fédérale de
* Lausanne) Laboratory (LSMS - Laboratoire de Simulation en Mécanique des
* Solides)
*
* Tamaas 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.
*
* Tamaas 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 Tamaas. If not, see <http://www.gnu.org/licenses/>.
*
*/
/* -------------------------------------------------------------------------- */
#ifndef __TYPES_HH__
#define __TYPES_HH__
/* -------------------------------------------------------------------------- */
#include "grid.hh"
#include "tamaas.hh"
#include <cstddef>
/* -------------------------------------------------------------------------- */
__BEGIN_TAMAAS__
template
<
typename
T
,
UInt
dim
>
class
Proxy
:
public
Grid
<
T
,
dim
>
{
public
:
/// Default constructor
Proxy
()
:
Grid
<
T
,
dim
>
()
{}
/// Copy constructor
Proxy
(
Proxy
&
o
)
:
Grid
<
T
,
dim
>
()
{
this
->
n
=
o
.
n
;
this
->
nb_components
=
o
.
nb_components
;
this
->
offset
=
o
.
offset
;
this
->
strides
=
o
.
strides
;
this
->
data
.
wrapMemory
(
o
.
getInternalData
(),
o
.
dataSize
());
}
/// Destructor
~
Proxy
()
override
=
default
;
public
:
/// Set pointer
void
setPointer
(
T
*
ptr
)
{
this
->
data
.
setData
(
ptr
);
}
/// Get increment
ptrdiff_t
increment
()
const
{
return
this
->
data
.
size
();
}
///
Proxy
&
operator
=
(
const
Proxy
&
o
)
{
this
->
copy
(
o
);
return
*
this
;
}
Proxy
&
operator
=
(
T
val
)
{
Grid
<
T
,
dim
>::
operator
=
(
val
);
return
*
this
;
}
template
<
typename
T1
>
Proxy
&
operator
=
(
const
Grid
<
T1
,
dim
>&
o
)
{
this
->
copy
(
o
);
return
*
this
;
}
template
<
typename
T1
>
void
copy
(
const
Grid
<
T1
,
dim
>&
o
)
{
Grid
<
T
,
dim
>::
copy
(
o
);
this
->
data
.
setWrapped
(
true
);
}
};
// Forward declarations
template
<
typename
T
>
class
MatrixProxy
;
template
<
typename
T
>
class
VectorProxy
:
public
Proxy
<
T
,
1
>
{
public
:
/// Wrap on memory
VectorProxy
(
T
*
mem
,
UInt
n
);
using
Proxy
<
T
,
1
>::
Proxy
;
~
VectorProxy
()
override
=
default
;
public
:
/// = operator
using
Proxy
<
T
,
1
>::
operator
=
;
/// Matrix-vector multiplication
void
mul
(
const
MatrixProxy
<
T
>&
mat
,
const
VectorProxy
<
T
>&
vec
);
/// Dot product
T
dot
(
const
VectorProxy
<
T
>&
vec
);
/// L2 norm
T
l2norm
()
const
;
};
/* -------------------------------------------------------------------------- */
template
<
typename
T
>
class
MatrixProxy
:
public
Proxy
<
T
,
2
>
{
public
:
/// Wrap on memory
MatrixProxy
(
T
*
mem
,
UInt
n
,
UInt
m
);
using
Proxy
<
T
,
2
>::
Proxy
;
~
MatrixProxy
()
override
=
default
;
public
:
/// = operator
using
Proxy
<
T
,
2
>::
operator
=
;
};
__END_TAMAAS__
#endif
// __TYPES_HH__
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