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32 lines
1010 B
32 lines
1010 B
2 years ago
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/*
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* Copyright(C) 1999-2020, 2023 National Technology & Engineering Solutions
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* of Sandia, LLC (NTESS). Under the terms of Contract DE-NA0003525 with
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* NTESS, the U.S. Government retains certain rights in this software.
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*
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* See packages/seacas/LICENSE for details
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*/
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#include "defs.h"
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void orthogvec(double *vec1, /* vector to be orthogonalized */
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int beg, int end, /* start and stop range for vector */
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double *vec2 /* vector to be orthogonalized against */
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)
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{
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double alpha;
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alpha = -dot(vec1, beg, end, vec2) / dot(vec2, beg, end, vec2);
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scadd(vec1, beg, end, alpha, vec2);
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}
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void orthogvec_float(float *vec1, /* vector to be orthogonalized */
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int beg, int end, /* start and stop range for vector */
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float *vec2 /* vector to be orthogonalized against */
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)
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{
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float alpha;
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alpha = -dot_float(vec1, beg, end, vec2) / dot_float(vec2, beg, end, vec2);
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scadd_float(vec1, beg, end, alpha, vec2);
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}
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