1*3d8e8822SJeremy L Thompson // Copyright (c) 2017-2022, Lawrence Livermore National Security, LLC and other CEED contributors. 2*3d8e8822SJeremy L Thompson // All Rights Reserved. See the top-level LICENSE and NOTICE files for details. 34d537eeaSYohann // 4*3d8e8822SJeremy L Thompson // SPDX-License-Identifier: BSD-2-Clause 54d537eeaSYohann // 6*3d8e8822SJeremy L Thompson // This file is part of CEED: http://github.com/ceed 74d537eeaSYohann 8a57ca787Svaleriabarra #ifndef bp1_h 9a57ca787Svaleriabarra #define bp1_h 10a57ca787Svaleriabarra 114d537eeaSYohann /// A structure used to pass additional data to f_build_mass 124d537eeaSYohann struct BuildContext { CeedInt dim, space_dim; }; 134d537eeaSYohann 144d537eeaSYohann /// libCEED Q-function for building quadrature data for a mass operator 154d537eeaSYohann CEED_QFUNCTION(f_build_mass)(void *ctx, const CeedInt Q, 164d537eeaSYohann const CeedScalar *const *in, CeedScalar *const *out) { 174d537eeaSYohann // in[0] is Jacobians with shape [dim, nc=dim, Q] 184d537eeaSYohann // in[1] is quadrature weights, size (Q) 194d537eeaSYohann BuildContext *bc = (BuildContext *)ctx; 20a2fa7910SValeria Barra const CeedScalar *J = in[0], *w = in[1]; 21a2fa7910SValeria Barra CeedScalar *qdata = out[0]; 22ee07ded2SValeria Barra 234d537eeaSYohann switch (bc->dim + 10*bc->space_dim) { 244d537eeaSYohann case 11: 25ee07ded2SValeria Barra // Quadrature Point Loop 26ee07ded2SValeria Barra CeedPragmaSIMD 274d537eeaSYohann for (CeedInt i=0; i<Q; i++) { 28a2fa7910SValeria Barra qdata[i] = J[i] * w[i]; 294d537eeaSYohann } 304d537eeaSYohann break; 314d537eeaSYohann case 22: 32ee07ded2SValeria Barra // Quadrature Point Loop 33ee07ded2SValeria Barra CeedPragmaSIMD 344d537eeaSYohann for (CeedInt i=0; i<Q; i++) { 354d537eeaSYohann // 0 2 364d537eeaSYohann // 1 3 37a2fa7910SValeria Barra qdata[i] = (J[i+Q*0]*J[i+Q*3] - J[i+Q*1]*J[i+Q*2]) * w[i]; 384d537eeaSYohann } 394d537eeaSYohann break; 404d537eeaSYohann case 33: 41ee07ded2SValeria Barra // Quadrature Point Loop 42ee07ded2SValeria Barra CeedPragmaSIMD 434d537eeaSYohann for (CeedInt i=0; i<Q; i++) { 444d537eeaSYohann // 0 3 6 454d537eeaSYohann // 1 4 7 464d537eeaSYohann // 2 5 8 47a2fa7910SValeria Barra qdata[i] = (J[i+Q*0]*(J[i+Q*4]*J[i+Q*8] - J[i+Q*5]*J[i+Q*7]) - 484d537eeaSYohann J[i+Q*1]*(J[i+Q*3]*J[i+Q*8] - J[i+Q*5]*J[i+Q*6]) + 49a2fa7910SValeria Barra J[i+Q*2]*(J[i+Q*3]*J[i+Q*7] - J[i+Q*4]*J[i+Q*6])) * w[i]; 504d537eeaSYohann } 514d537eeaSYohann break; 524d537eeaSYohann } 534d537eeaSYohann return 0; 544d537eeaSYohann } 554d537eeaSYohann 564d537eeaSYohann /// libCEED Q-function for applying a mass operator 574d537eeaSYohann CEED_QFUNCTION(f_apply_mass)(void *ctx, const CeedInt Q, 584d537eeaSYohann const CeedScalar *const *in, CeedScalar *const *out) { 59a2fa7910SValeria Barra const CeedScalar *u = in[0], *qdata = in[1]; 604d537eeaSYohann CeedScalar *v = out[0]; 61ee07ded2SValeria Barra 62ee07ded2SValeria Barra // Quadrature Point Loop 63ee07ded2SValeria Barra CeedPragmaSIMD 644d537eeaSYohann for (CeedInt i=0; i<Q; i++) { 65a2fa7910SValeria Barra v[i] = qdata[i] * u[i]; 664d537eeaSYohann } 674d537eeaSYohann return 0; 684d537eeaSYohann } 69a57ca787Svaleriabarra 70a57ca787Svaleriabarra #endif // bp1_h 71