HLIBpro
3.0
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Class for a uniform vector, e.g. represented as \(x = V s\) with cluster basis \(V\) and coefficients \(s\).
#include <TUniformVector.hh>
Public Member Functions | |
TUniformVector (const TIndexSet &ais, const TClusterBasis< value_t > *acb, const BLAS::Vector< value_t > &acoeff) | |
TUniformVector (const TUniformVector &v) | |
copy constructor | |
virtual | ~TUniformVector () |
destructor | |
virtual size_t | size () const |
return size of vector | |
virtual size_t | rank () const |
return rank of vector, e.g. rank of cluster basis | |
virtual value_t | entry (const idx_t) const |
access coefficent i (real valued) | |
const TClusterBasis< value_t > * | basis () const |
return basis coefficients | |
BLAS::Vector< value_t > & | coeff () |
return basis coefficients | |
virtual void | set_size (const size_t n) |
set size of vector | |
virtual void | set_cluster (const TCluster *c) |
define vector by cluster | |
virtual void | set_is (const TIndexSet &ais) |
define vector by indexset | |
virtual void | conjugate () |
conjugate coefficients | |
virtual void | fill (const value_t alpha) |
fill vector with constant α | |
virtual void | fill_rand (const uint seed) |
fill vector with random numbers | |
virtual void | scale (const value_t alpha) |
set this ≔ α · this | |
virtual void | assign (const value_t alpha, const TVector< value_t > *x) |
set this ≔ α · x | |
virtual value_t | dot (const TVector< value_t > *x) const |
return inner product <this, x> = this^H x | |
virtual value_t | dotu (const TVector< value_t > *x) const |
return inner product <this, x> = this^T x | |
virtual real_t | norm2 () const |
compute ‖·‖₂ | |
virtual real_t | norm_inf () const |
compute ‖·‖∞ | |
virtual void | axpy (const value_t alpha, const TVector< value_t > *x) |
set this ≔ this + α · x | |
virtual size_t | byte_size () const |
return size in bytes used by this object | |
virtual auto | copy () const -> std::unique_ptr< TVector< value_t > > |
return copy of vector | |
virtual auto | create () const -> std::unique_ptr< TVector< value_t > > |
return object of same class | |
virtual auto | restrict_re () const -> std::unique_ptr< TVector< real_t > > |
return vector restricted to real part of coefficients | |
virtual auto | restrict_im () const -> std::unique_ptr< TVector< real_t > > |
return vector restricted to imaginary part of coefficients | |
virtual void | read (TByteStream &s) |
read vector from stream | |
virtual void | write (TByteStream &s) const |
write vector to stream | |
virtual size_t | bs_size () const |
returns size of object in bytestream | |
virtual void | sum (const TProcSet &ps) |
pointwise summation between all vectors in ps | |
Public Member Functions inherited from TVector< T_value > | |
TVector (const idx_t offset=0) | |
construct real or complex valued vector with first index offset | |
TVector (const TVector< value_t > &v) | |
copy constructor | |
virtual | ~TVector () |
dtor | |
virtual bool | is_complex () const |
return true, if field type is complex valued | |
virtual bool | is_real () const |
return true, if field type is real valued | |
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 | |
virtual void | set_entry (const idx_t i, const value_t f) |
set i'th entry | |
TVector< value_t > & | operator= (const TVector< value_t > &v) |
copy operator for all vectors | |
virtual size_t | global_byte_size () const |
virtual void | copy_to (TVector< value_t > *x) const |
assign local values to vector x | |
virtual auto | restrict_abs () const -> std::unique_ptr< TVector< real_t > > |
create vector restricted to absolute value of coefficients | |
virtual void | sum (const TProcSet &p, const uint pid, const uint nparts, TByteStream *bs=NULL) |
virtual void | print (const uint ofs=0) const |
print vector to stdout | |
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 | |
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inline |
construct vector over index set ais, cluster basis acb and with coefficients acoeff