xref: /libCEED/include/ceed/jit-source/gallery/ceed-mass1dbuild.h (revision 9ba83ac0e4b1fca39d6fa6737a318a9f0cbc172d)
1*9ba83ac0SJeremy L Thompson // Copyright (c) 2017-2026, Lawrence Livermore National Security, LLC and other CEED contributors.
2a0154adeSJed Brown // All Rights Reserved. See the top-level LICENSE and NOTICE files for details.
3a0154adeSJed Brown //
4a0154adeSJed Brown // SPDX-License-Identifier: BSD-2-Clause
5a0154adeSJed Brown //
6a0154adeSJed Brown // This file is part of CEED:  http://github.com/ceed
7a0154adeSJed Brown 
8a0154adeSJed Brown /**
9a0154adeSJed Brown   @brief Ceed QFunction for building the geometric data for the 1D mass matrix
10a0154adeSJed Brown **/
11c0b5abf0SJeremy L Thompson #include <ceed/types.h>
12c9c2c079SJeremy L Thompson 
132b730f8bSJeremy L Thompson CEED_QFUNCTION(Mass1DBuild)(void *ctx, const CeedInt Q, const CeedScalar *const *in, CeedScalar *const *out) {
14a0154adeSJed Brown   // in[0] is Jacobians, size (Q)
15a0154adeSJed Brown   // in[1] is quadrature weights, size (Q)
16a0154adeSJed Brown   const CeedScalar *J = in[0], *w = in[1];
17a0154adeSJed Brown   // out[0] is quadrature data, size (Q)
18a0154adeSJed Brown   CeedScalar *q_data = out[0];
19a0154adeSJed Brown 
20a0154adeSJed Brown   // Quadrature point loop
212b730f8bSJeremy L Thompson   CeedPragmaSIMD for (CeedInt i = 0; i < Q; i++) { q_data[i] = J[i] * w[i]; }  // End of Quadrature Point Loop
22a0154adeSJed Brown 
23a0154adeSJed Brown   return CEED_ERROR_SUCCESS;
24a0154adeSJed Brown }
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