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Fix a couple of issue with the vectorization. In particular, default ei_p* functions

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are provided to handle not suported types seemlessly.

Added a generic null-ary expression with null-ary functors. They replace
Zero, Ones, Identity and Random.
This commit is contained in:
Gael Guennebaud
2008-04-24 18:35:39 +00:00
parent 6ae037dfb5
commit 9385793f71
15 changed files with 109 additions and 696 deletions
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41
Eigen/src/Core/MatrixBase.h
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@@ -339,20 +339,38 @@ template<typename Derived> class MatrixBase
/// \name Generating special matrices
//@{
static const Random<Derived> random(int rows, int cols);
static const Random<Derived> random(int size);
static const Random<Derived> random();
static const Zero<Derived> zero(int rows, int cols);
static const Zero<Derived> zero(int size);
static const Zero<Derived> zero();
static const Ones<Derived> ones(int rows, int cols);
static const Ones<Derived> ones(int size);
static const Ones<Derived> ones();
static const Identity<Derived> identity();
static const Identity<Derived> identity(int rows, int cols);
static const CwiseNullaryOp<ei_scalar_constant_op<Scalar>,Derived>
constant(int rows, int cols, const Scalar& value);
static const CwiseNullaryOp<ei_scalar_constant_op<Scalar>,Derived>
constant(int size, const Scalar& value);
static const CwiseNullaryOp<ei_scalar_constant_op<Scalar>,Derived>
constant(const Scalar& value);
template<typename CustomZeroaryOp>
static const CwiseNullaryOp<CustomZeroaryOp, Derived>
cwiseCreate(int rows, int cols, const CustomZeroaryOp& func);
template<typename CustomZeroaryOp>
static const CwiseNullaryOp<CustomZeroaryOp, Derived>
cwiseCreate(int size, const CustomZeroaryOp& func);
template<typename CustomZeroaryOp>
static const CwiseNullaryOp<CustomZeroaryOp, Derived>
cwiseCreate(const CustomZeroaryOp& func);
static const CwiseNullaryOp<ei_scalar_random_op<Scalar>,Derived> random(int rows, int cols);
static const CwiseNullaryOp<ei_scalar_random_op<Scalar>,Derived> random(int size);
static const CwiseNullaryOp<ei_scalar_random_op<Scalar>,Derived> random();
static const CwiseNullaryOp<ei_scalar_constant_op<Scalar>,Derived> zero(int rows, int cols);
static const CwiseNullaryOp<ei_scalar_constant_op<Scalar>,Derived> zero(int size);
static const CwiseNullaryOp<ei_scalar_constant_op<Scalar>,Derived> zero();
static const CwiseNullaryOp<ei_scalar_constant_op<Scalar>,Derived> ones(int rows, int cols);
static const CwiseNullaryOp<ei_scalar_constant_op<Scalar>,Derived> ones(int size);
static const CwiseNullaryOp<ei_scalar_constant_op<Scalar>,Derived> ones();
static const CwiseNullaryOp<ei_scalar_identity_op<Scalar>,Derived> identity();
static const CwiseNullaryOp<ei_scalar_identity_op<Scalar>,Derived> identity(int rows, int cols);
const DiagonalMatrix<Derived> asDiagonal() const;
Derived& setConstant(const Scalar& value);
Derived& setZero();
Derived& setOnes();
Derived& setRandom();
@@ -370,6 +388,7 @@ template<typename Derived> class MatrixBase
bool isMuchSmallerThan(const MatrixBase<OtherDerived>& other,
RealScalar prec = precision<Scalar>()) const;
bool isEqualToConstant(const Scalar& value, RealScalar prec = precision<Scalar>()) const;
bool isZero(RealScalar prec = precision<Scalar>()) const;
bool isOnes(RealScalar prec = precision<Scalar>()) const;
bool isIdentity(RealScalar prec = precision<Scalar>()) const;