HLIBpro  2.3.1
Public Member Functions | Protected Member Functions | List of all members
TBlockVector Class Reference

Class for a blocked, scalar vector.

#include <TBlockVector.hh>

Inheritance diagram for TBlockVector:
TVector TTypeInfo

Public Member Functions

 TBlockVector (const uint nb=0)
 construct block vector with nb sub blocks
 
 TBlockVector (const TIndexSet &ais, const std::vector< TVector * > &ablocks)
 
virtual ~TBlockVector ()
 dtor
 
virtual size_t size () const
 return size of vector
 
virtual uint n_blocks () const
 return number of blocks
 
TVectorblock (const uint i)
 access single vector block
 
const TVectorblock (const uint i) const
 access single vector block
 
void set_block (const uint i, TVector *v)
 set single vector block
 
void set_block_struct (const uint i)
 setup block structure of vector
 
virtual real entry (const idx_t i) const
 return i'th entry
 
virtual const complex centry (const idx_t i) const
 return i'th entry
 
virtual void set_entry (const idx_t i, const real f)
 set i'th entry
 
virtual void set_centry (const idx_t i, const complex f)
 set i'th entry
 
virtual void fill (const real f)
 fill with constant
 
virtual void fill_rand (const uint seed)
 fill with random numbers
 
virtual void axpy (const real alpha, const TVector *x)
 set this ≔ this + α · x
 
virtual void scale (const real alpha)
 set this ≔ α · this
 
virtual void assign (const real alpha, const TVector *x)
 set this ≔ α · x
 
virtual real norm2 () const
 compute ‖·‖₂
 
virtual real norm_inf () const
 compute ‖·‖∞
 
virtual void conjugate ()
 conjugate entries
 
virtual void cfill (const complex &f)
 fill with constant
 
virtual void cscale (const complex &alpha)
 set this ≔ α · this
 
virtual void cassign (const complex &alpha, const TVector *x)
 set this ≔ α · x
 
virtual void caxpy (const complex &f, const TVector *x)
 set this ≔ this + α · x
 
virtual complex dot (const TVector *x) const
 return dot-product, $<x,y> = x^H · y$, where $x$ = this
 
virtual size_t byte_size () const
 return size in bytes used by this object
 
virtual auto copy () const -> std::unique_ptr< TVector >
 return copy of vector
 
virtual auto create () const -> std::unique_ptr< TVector >
 return object of same class
 
virtual void print (const uint ofs=0) const
 print vector to stdout
 
- Public Member Functions inherited from TVector
 TVector (const idx_t offset=0, const value_type_t avalue_type=real_valued)
 construct real or complex valued vector with first index offset
 
 TVector (const TVector &v)
 copy constructor
 
virtual ~TVector ()
 dtor
 
idx_t ofs () const
 return first index (offset)
 
virtual void set_ofs (const idx_t n)
 set first index (offset)
 
TIndexSet is () const
 return index set
 
value_type_t value_type () const
 return value type of vector
 
bool is_complex () const
 return true if vector is complex valued
 
void set_complex (const bool b)
 change between real and complex valued representation
 
TVectoroperator= (const TVector &v)
 copy operator for all vectors
 
virtual size_t global_byte_size () const
 
virtual auto restrict_re () const -> std::unique_ptr< TVector >
 create vector restricted to real part of coefficients
 
virtual auto restrict_im () const -> std::unique_ptr< TVector >
 create vector restricted to imaginary part of coefficients
 
virtual auto restrict_abs () const -> std::unique_ptr< TVector >
 create vector restricted to absolute value of coefficients
 
virtual void read (TByteStream &s)
 read vector data from byte stream
 
virtual void write (TByteStream &s) const
 write vector data to byte stream
 
virtual size_t bs_size () const
 returns size of object in bytestream
 
virtual void sum (const TProcSet &p, const uint pid, const uint nparts, TByteStream *bs=NULL)
 
virtual void sum (const TProcSet &p)
 same as More...
 
- Public Member Functions inherited from TTypeInfo
virtual typeid_t type () const =0
 return type ID of object
 
virtual bool is_type (const typeid_t t) const
 return true if local object is of given type ID t
 
virtual std::string typestr () const
 return string representation of type
 

Protected Member Functions

virtual void to_real ()
 convert data to real valued representation
 
virtual void to_complex ()
 convert data to complex valued representation
 

Constructor & Destructor Documentation

TBlockVector ( const TIndexSet ais,
const std::vector< TVector * > &  ablocks 
)
inline

construct block vector over index set ais and with subblocks ablocks