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38 lines
1.4 KiB
38 lines
1.4 KiB
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 "refine_map.h" // for refine_vdata, refine_edata
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#include "structs.h"
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double compute_cube_edata(struct refine_edata *edata, /* desire data for current edge */
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struct refine_vdata *vdata, /* data for all vertices */
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int nsets_tot, /* total number of processors */
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struct vtx_data **comm_graph, /* communication graph */
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int *node2vtx /* maps mesh nodes to graph vertices */
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)
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{
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double desire; /* edge's interest in flipping */
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float ewgt; /* edge weight */
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int offset; /* offset into vdata array */
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int vtx1, vtx2; /* vertices on either side of wire */
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vtx1 = node2vtx[edata->node1];
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vtx2 = node2vtx[edata->node2];
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offset = nsets_tot * edata->dim;
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desire = (vdata[offset + vtx1].above - vdata[offset + vtx1].same) +
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(vdata[offset + vtx2].above - vdata[offset + vtx2].same);
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/* Subtract off potential doubly counted edge. */
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if (is_an_edge(comm_graph[vtx1], vtx2, &ewgt)) {
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desire -= 2 * ewgt;
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}
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return (desire);
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}
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