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Diffstat (limited to 'ast/erfa/pvdpv.c')
| -rw-r--r-- | ast/erfa/pvdpv.c | 111 |
1 files changed, 0 insertions, 111 deletions
diff --git a/ast/erfa/pvdpv.c b/ast/erfa/pvdpv.c deleted file mode 100644 index 103c308..0000000 --- a/ast/erfa/pvdpv.c +++ /dev/null @@ -1,111 +0,0 @@ -#include "erfa.h" - -void eraPvdpv(double a[2][3], double b[2][3], double adb[2]) -/* -** - - - - - - - - - -** e r a P v d p v -** - - - - - - - - - -** -** Inner (=scalar=dot) product of two pv-vectors. -** -** Given: -** a double[2][3] first pv-vector -** b double[2][3] second pv-vector -** -** Returned: -** adb double[2] a . b (see note) -** -** Note: -** -** If the position and velocity components of the two pv-vectors are -** ( ap, av ) and ( bp, bv ), the result, a . b, is the pair of -** numbers ( ap . bp , ap . bv + av . bp ). The two numbers are the -** dot-product of the two p-vectors and its derivative. -** -** Called: -** eraPdp scalar product of two p-vectors -** -** Copyright (C) 2013-2016, NumFOCUS Foundation. -** Derived, with permission, from the SOFA library. See notes at end of file. -*/ -{ - double adbd, addb; - - -/* a . b = constant part of result. */ - adb[0] = eraPdp(a[0], b[0]); - -/* a . bdot */ - adbd = eraPdp(a[0], b[1]); - -/* adot . b */ - addb = eraPdp(a[1], b[0]); - -/* Velocity part of result. */ - adb[1] = adbd + addb; - - return; - -} -/*---------------------------------------------------------------------- -** -** -** Copyright (C) 2013-2016, NumFOCUS Foundation. -** All rights reserved. -** -** This library is derived, with permission, from the International -** Astronomical Union's "Standards of Fundamental Astronomy" library, -** available from http://www.iausofa.org. -** -** The ERFA version is intended to retain identical functionality to -** the SOFA library, but made distinct through different function and -** file names, as set out in the SOFA license conditions. The SOFA -** original has a role as a reference standard for the IAU and IERS, -** and consequently redistribution is permitted only in its unaltered -** state. The ERFA version is not subject to this restriction and -** therefore can be included in distributions which do not support the -** concept of "read only" software. -** -** Although the intent is to replicate the SOFA API (other than -** replacement of prefix names) and results (with the exception of -** bugs; any that are discovered will be fixed), SOFA is not -** responsible for any errors found in this version of the library. -** -** If you wish to acknowledge the SOFA heritage, please acknowledge -** that you are using a library derived from SOFA, rather than SOFA -** itself. -** -** -** TERMS AND CONDITIONS -** -** Redistribution and use in source and binary forms, with or without -** modification, are permitted provided that the following conditions -** are met: -** -** 1 Redistributions of source code must retain the above copyright -** notice, this list of conditions and the following disclaimer. -** -** 2 Redistributions in binary form must reproduce the above copyright -** notice, this list of conditions and the following disclaimer in -** the documentation and/or other materials provided with the -** distribution. -** -** 3 Neither the name of the Standards Of Fundamental Astronomy Board, -** the International Astronomical Union nor the names of its -** contributors may be used to endorse or promote products derived -** from this software without specific prior written permission. -** -** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS -** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT -** LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS -** FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE -** COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, -** INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, -** BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; -** LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER -** CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT -** LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN -** ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE -** POSSIBILITY OF SUCH DAMAGE. -** -*/ |