Linux Manuals session 3

WFMath::Vector – A dim dimensional vector. Synopsis#include <vector.h> Public Member FunctionsVector () Construct an uninitialized vector. Vector (const Vector &v) Construct a copy of a vector. Vector (const AtlasInType &a) Construct a vector from an object passed by Atlas. Vector (const Point< dim > point) Construct a vector from a point. AtlasOutType toAtlas () const…

WFMath::TimeStamp – A time stamp. Synopsis#include <timestamp.h> Public Member FunctionsTimeStamp () Construct an uninitialized TimeStamp. Static Public Member Functionsstatic TimeStamp now () set a TimeStamp to the current time static TimeStamp epochStart () set a TimeStamp to Jan 1, 1970 Detailed DescriptionA time stamp. This class implements the ‘generic’ subset of the interface in the…

WFMath::TimeDiff – The difference between two timestamps. Synopsis#include <timestamp.h> Public Member FunctionsTimeDiff () construct an uninitialized TimeDiff TimeDiff (long msec) construct a TimeDiff of a given number of milliseconds long milliseconds () const Get the value of a TimeDiff in milliseconds. std::pair< long, long > full_time () const Get the value of a TimeDiff in…

WFMath::Shape – A fake class which documents the generic parts of the WFMath interface. Synopsis#include <shape.h> Public Member Functionsbool isEqualTo (const Shape &s, double tolerance=WFMATH_EPSILON) const generic: check if two classes are equal, up to a given tolerance bool operator== (const Shape &s) const generic: check if two classes are equal, up to tolerance WFMATH_EPSILON…

WFMath::Segment – A line segment embedded in dim dimensions. Synopsis#include <segment.h> Public Member FunctionsSegment () construct an uninitialized segment Segment (const Point< dim > &p1, const Point< dim > &p2) construct a segment with endpoints p1 and p2 Segment (const Segment &s) construct a copy of a segment const Point< dim > & endpoint (const…

WFMath::RotMatrix – A dim dimensional rotation matrix. Technically, a member of the group O(dim). Synopsis#include <rotmatrix.h> Public Member FunctionsRotMatrix & identity () set the matrix to the identity matrix CoordType elem (const int i, const int j) const get the (i, j) element of the matrix bool setVals (const CoordType vals[dim][dim], double precision=WFMATH_EPSILON) Set the…

WFMath::RotBox – A dim dimensional box, lying at an arbitrary angle. Synopsis#include <rotbox.h> Public Member FunctionsRotBox () construct an uninitialized box RotBox (const Point< dim > &p, const Vector< dim > &size, const RotMatrix< dim > &orientation) construct a box from the given parameters RotBox (const RotBox &b) construct a copy of the box RotBox…

WFMath::Quaternion – A normalized quaterion. Synopsis#include <quaternion.h> Public Member FunctionsQuaternion () Construct a Quatertion. Quaternion (CoordType w_in, CoordType x_in, CoordType y_in, CoordType z_in) Construct a Quaternion from (w, x, y, z) components. Quaternion (int axis, CoordType angle) Construct a Quaternion giving a rotation around axis by angle. Quaternion (const Vector< 3 > &axis, CoordType angle)…

WFMath::Polygon< 2 > – The 2D specialization of the Polygon<> template. Synopsis#include <polygon.h> Public Member FunctionsPolygon (const AtlasInType &a) Construct a polygon from an object passed by Atlas. AtlasOutType toAtlas () const Create an Atlas object from the box. void fromAtlas (const AtlasInType &a) Set the box’s value to that given by an Atlas object….

WFMath::Point – A dim dimensional point. Synopsis#include <point.h> Public Member FunctionsPoint () Construct an uninitialized point. Point (const Point &p) Construct a copy of a point. Point (const AtlasInType &a) Construct a point from an object passed by Atlas. Point (const Vector< dim > vector) Construct a point from a vector. AtlasOutType toAtlas () const…

WFMath::Ball – A dim dimensional ball. Synopsis#include <ball.h> Public Member FunctionsBall () construct an uninitialized ball Ball (const Point< dim > &center, CoordType radius) construct a ball with the given center and radius Ball (const Ball &b) construct a copy of a ball Ball (const AtlasInType &a) Construct a ball from an object passed by…

WFMath::AxisBox – A dim dimensional axis-aligned box. Synopsis#include <axisbox.h> Public Member FunctionsAxisBox () Construct an uninitialized box. AxisBox (const Point< dim > &p1, const Point< dim > &p2, bool ordered=false) Construct a box with opposite corners p1 and p2. AxisBox (const AxisBox &a) Construct a copy of a box. AxisBox (const AtlasInType &a) Construct a…

stpttf.f – Synopsis Functions/Subroutines subroutine stpttf (TRANSR, UPLO, N, AP, ARF, INFO) STPTTF copies a triangular matrix from the standard packed format (TP) to the rectangular full packed format (TF). Function/Subroutine Documentation subroutine stpttf (characterTRANSR, characterUPLO, integerN, real, dimension( 0: * )AP, real, dimension( 0: * )ARF, integerINFO) STPTTF copies a triangular matrix from the…

stptrs.f – Synopsis Functions/Subroutines subroutine stptrs (UPLO, TRANS, DIAG, N, NRHS, AP, B, LDB, INFO) STPTRS Function/Subroutine Documentation subroutine stptrs (characterUPLO, characterTRANS, characterDIAG, integerN, integerNRHS, real, dimension( * )AP, real, dimension( ldb, * )B, integerLDB, integerINFO) STPTRS Purpose: STPTRS solves a triangular system of the form A * X = B or A**T * X…

sla_syrfsx_extended.f – Synopsis Functions/Subroutines subroutine sla_syrfsx_extended (PREC_TYPE, UPLO, N, NRHS, A, LDA, AF, LDAF, IPIV, COLEQU, C, B, LDB, Y, LDY, BERR_OUT, N_NORMS, ERR_BNDS_NORM, ERR_BNDS_COMP, RES, AYB, DY, Y_TAIL, RCOND, ITHRESH, RTHRESH, DZ_UB, IGNORE_CWISE, INFO) SLA_SYRFSX_EXTENDED improves the computed solution to a system of linear equations for symmetric indefinite matrices by performing extra-precise iterative refinement…

sla_syrcond.f – Synopsis Functions/Subroutines REAL function sla_syrcond (UPLO, N, A, LDA, AF, LDAF, IPIV, CMODE, C, INFO, WORK, IWORK) SLA_SYRCOND estimates the Skeel condition number for a symmetric indefinite matrix. Function/Subroutine Documentation REAL function sla_syrcond (characterUPLO, integerN, real, dimension( lda, * )A, integerLDA, real, dimension( ldaf, * )AF, integerLDAF, integer, dimension( * )IPIV, integerCMODE, real,…

slahr2.f – Synopsis Functions/Subroutines subroutine slahr2 (N, K, NB, A, LDA, TAU, T, LDT, Y, LDY) SLAHR2 reduces the specified number of first columns of a general rectangular matrix A so that elements below the specified subdiagonal are zero, and returns auxiliary matrices which are needed to apply the transformation to the unreduced part of…

slahqr.f – Synopsis Functions/Subroutines subroutine slahqr (WANTT, WANTZ, N, ILO, IHI, H, LDH, WR, WI, ILOZ, IHIZ, Z, LDZ, INFO) SLAHQR computes the eigenvalues and Schur factorization of an upper Hessenberg matrix, using the double-shift/single-shift QR algorithm. Function/Subroutine Documentation subroutine slahqr (logicalWANTT, logicalWANTZ, integerN, integerILO, integerIHI, real, dimension( ldh, * )H, integerLDH, real, dimension( *…

sd-daemon, SD_EMERG, SD_ALERT, SD_CRIT, SD_ERR, SD_WARNING, SD_NOTICE, SD_INFO, SD_DEBUG – APIs for new-style daemons Synopsis #include <systemd/sd-daemon.h> pkg-config –cflags –libs libsystemd Description sd-daemon.h provide APIs for new-style daemons, as implemented by the systemd(1) init system. See sd_listen_fds(3), sd_notify(3), sd_booted(3), sd_is_fifo(3), sd_watchdog_enabled(3) for more information about the functions implemented. In addition to these functions, a couple…

sd-daemon, SD_EMERG, SD_ALERT, SD_CRIT, SD_ERR, SD_WARNING, SD_NOTICE, SD_INFO, SD_DEBUG – APIs for new-style daemons Synopsis #include <systemd/sd-daemon.h> pkg-config –cflags –libs libsystemd Description sd-daemon.h provide APIs for new-style daemons, as implemented by the systemd(1) init system. See sd_listen_fds(3), sd_notify(3), sd_booted(3), sd_is_fifo(3), sd_watchdog_enabled(3) for more information about the functions implemented. In addition to these functions, a couple…