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3rdparty
Eigen
Eigen
src
Core
Random.h
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// This file is part of Eigen, a lightweight C++ template library
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// for linear algebra.
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//
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// Copyright (C) 2008 Gael Guennebaud <gael.guennebaud@inria.fr>
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//
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// This Source Code Form is subject to the terms of the Mozilla
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// Public License v. 2.0. If a copy of the MPL was not distributed
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// with this file, You can obtain one at http://mozilla.org/MPL/2.0/.
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#ifndef EIGEN_RANDOM_H
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#define EIGEN_RANDOM_H
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namespace
Eigen
{
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namespace
internal
{
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template
<
typename
Scalar>
struct
scalar_random_op
{
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EIGEN_EMPTY_STRUCT_CTOR
(
scalar_random_op
)
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inline const
Scalar
operator() ()
const
{
return
random<Scalar>(); }
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};
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template
<
typename
Scalar>
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struct
functor_traits
<
scalar_random_op
<
Scalar
> >
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{
enum
{
Cost
= 5 *
NumTraits<Scalar>::MulCost
,
PacketAccess
=
false
,
IsRepeatable
=
false
}; };
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}
// end namespace internal
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template
<
typename
Derived>
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inline
const
typename
DenseBase<Derived>::RandomReturnType
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DenseBase<Derived>::Random
(
Index
rows
,
Index
cols
)
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{
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return
NullaryExpr(
rows
,
cols
,
internal::scalar_random_op<Scalar>
());
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}
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template
<
typename
Derived>
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inline
const
typename
DenseBase<Derived>::RandomReturnType
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DenseBase<Derived>::Random
(
Index
size
)
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{
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return
NullaryExpr(
size
,
internal::scalar_random_op<Scalar>
());
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}
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template
<
typename
Derived>
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inline
const
typename
DenseBase<Derived>::RandomReturnType
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DenseBase<Derived>::Random
()
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{
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return
NullaryExpr(RowsAtCompileTime, ColsAtCompileTime,
internal::scalar_random_op<Scalar>
());
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}
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template
<
typename
Derived>
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EIGEN_DEVICE_FUNC
inline
Derived&
DenseBase<Derived>::setRandom
()
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{
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return
*
this
= Random(
rows
(),
cols
());
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}
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template
<
typename
Derived>
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EIGEN_STRONG_INLINE
Derived&
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PlainObjectBase<Derived>::setRandom
(
Index
newSize)
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{
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resize
(newSize);
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return
setRandom
();
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}
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template
<
typename
Derived>
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EIGEN_STRONG_INLINE
Derived&
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PlainObjectBase<Derived>::setRandom
(
Index
rows
,
Index
cols
)
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{
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resize
(
rows
,
cols
);
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return
setRandom
();
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}
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template
<
typename
Derived>
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EIGEN_STRONG_INLINE
Derived&
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PlainObjectBase<Derived>::setRandom
(
NoChange_t
,
Index
cols
)
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{
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return
setRandom
(
rows
(),
cols
);
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}
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template
<
typename
Derived>
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EIGEN_STRONG_INLINE
Derived&
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PlainObjectBase<Derived>::setRandom
(
Index
rows
,
NoChange_t
)
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{
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return
setRandom
(
rows
,
cols
());
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}
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}
// end namespace Eigen
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#endif // EIGEN_RANDOM_H
EIGEN_EMPTY_STRUCT_CTOR
#define EIGEN_EMPTY_STRUCT_CTOR(X)
Definition:
XprHelper.h:22
EIGEN_DEVICE_FUNC
#define EIGEN_DEVICE_FUNC
Definition:
Macros.h:976
Eigen
Namespace containing all symbols from the Eigen library.
Definition:
jet.h:637
Eigen::PlainObjectBase::setRandom
Derived & setRandom(Index size)
Definition:
Random.h:151
setRandom
A setRandom()
resize
v resize(3)
Eigen::internal::scalar_random_op
Definition:
Random.h:17
Eigen::NoChange_t
NoChange_t
Definition:
Constants.h:360
rows
int rows
Definition:
Tutorial_commainit_02.cpp:1
Eigen::CwiseNullaryOp
Generic expression of a matrix where all coefficients are defined by a functor.
Definition:
CwiseNullaryOp.h:60
size
Scalar Scalar int size
Definition:
benchVecAdd.cpp:17
EIGEN_STRONG_INLINE
#define EIGEN_STRONG_INLINE
Definition:
Macros.h:917
Eigen::DenseBase::Random
static const RandomReturnType Random()
Definition:
Random.h:113
Eigen::internal::functor_traits::IsRepeatable
@ IsRepeatable
Definition:
XprHelper.h:181
Eigen::internal::functor_traits::PacketAccess
@ PacketAccess
Definition:
XprHelper.h:180
Eigen::internal::functor_traits::Cost
@ Cost
Definition:
XprHelper.h:179
Eigen::internal::functor_traits
Definition:
XprHelper.h:175
internal
Definition:
BandTriangularSolver.h:13
cols
int cols
Definition:
Tutorial_commainit_02.cpp:1
Eigen::DenseBase::setRandom
EIGEN_DEVICE_FUNC Derived & setRandom()
Definition:
Random.h:131
Eigen::NumTraits
Holds information about the various numeric (i.e. scalar) types allowed by Eigen.
Definition:
NumTraits.h:232
Scalar
SCALAR Scalar
Definition:
bench_gemm.cpp:46
Eigen::Index
EIGEN_DEFAULT_DENSE_INDEX_TYPE Index
The Index type as used for the API.
Definition:
Meta.h:74
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autogenerated on Fri Nov 1 2024 03:34:50