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. 35754ecacSJeremy L Thompson // 4*3d8e8822SJeremy L Thompson // SPDX-License-Identifier: BSD-2-Clause 55754ecacSJeremy L Thompson // 6*3d8e8822SJeremy L Thompson // This file is part of CEED: http://github.com/ceed 75754ecacSJeremy L Thompson 85754ecacSJeremy L Thompson /// @file 95754ecacSJeremy L Thompson /// Constant forcing term for solid mechanics example using PETSc 105754ecacSJeremy L Thompson 115754ecacSJeremy L Thompson #ifndef CONSTANT_H 125754ecacSJeremy L Thompson #define CONSTANT_H 135754ecacSJeremy L Thompson 145754ecacSJeremy L Thompson #include <math.h> 155754ecacSJeremy L Thompson 165754ecacSJeremy L Thompson #ifndef PHYSICS_STRUCT 175754ecacSJeremy L Thompson #define PHYSICS_STRUCT 185754ecacSJeremy L Thompson typedef struct Physics_private *Physics; 195754ecacSJeremy L Thompson struct Physics_private { 205754ecacSJeremy L Thompson CeedScalar nu; // Poisson's ratio 215754ecacSJeremy L Thompson CeedScalar E; // Young's Modulus 225754ecacSJeremy L Thompson }; 235754ecacSJeremy L Thompson #endif 245754ecacSJeremy L Thompson 255754ecacSJeremy L Thompson // ----------------------------------------------------------------------------- 265754ecacSJeremy L Thompson // Constant forcing term along specified vector 275754ecacSJeremy L Thompson // ----------------------------------------------------------------------------- 285754ecacSJeremy L Thompson CEED_QFUNCTION(SetupConstantForce)(void *ctx, const CeedInt Q, 295754ecacSJeremy L Thompson const CeedScalar *const *in, 305754ecacSJeremy L Thompson CeedScalar *const *out) { 315754ecacSJeremy L Thompson // Inputs 325754ecacSJeremy L Thompson const CeedScalar *q_data = in[1]; 335754ecacSJeremy L Thompson 345754ecacSJeremy L Thompson // Outputs 355754ecacSJeremy L Thompson CeedScalar *force = out[0]; 365754ecacSJeremy L Thompson 375754ecacSJeremy L Thompson // Context 385754ecacSJeremy L Thompson const CeedScalar *forcing_vector = (CeedScalar(*))ctx; 395754ecacSJeremy L Thompson 405754ecacSJeremy L Thompson // Quadrature Point Loop 415754ecacSJeremy L Thompson CeedPragmaSIMD 425754ecacSJeremy L Thompson for (CeedInt i=0; i<Q; i++) { 435754ecacSJeremy L Thompson // Setup 445754ecacSJeremy L Thompson CeedScalar wdetJ = q_data[i]; 455754ecacSJeremy L Thompson 465754ecacSJeremy L Thompson // Forcing function 475754ecacSJeremy L Thompson // -- Component 1 485754ecacSJeremy L Thompson force[i+0*Q] = forcing_vector[0]*wdetJ; 495754ecacSJeremy L Thompson 505754ecacSJeremy L Thompson // -- Component 2 515754ecacSJeremy L Thompson force[i+1*Q] = forcing_vector[1]*wdetJ; 525754ecacSJeremy L Thompson 535754ecacSJeremy L Thompson // -- Component 3 545754ecacSJeremy L Thompson force[i+2*Q] = forcing_vector[2]*wdetJ; 555754ecacSJeremy L Thompson 565754ecacSJeremy L Thompson } // End of Quadrature Point Loop 575754ecacSJeremy L Thompson 585754ecacSJeremy L Thompson return 0; 595754ecacSJeremy L Thompson } 605754ecacSJeremy L Thompson // ----------------------------------------------------------------------------- 615754ecacSJeremy L Thompson 625754ecacSJeremy L Thompson #endif // End of CONSTANT_H 63