13d8e8822SJeremy L Thompson // Copyright (c) 2017-2022, Lawrence Livermore National Security, LLC and other CEED contributors. 23d8e8822SJeremy L Thompson // All Rights Reserved. See the top-level LICENSE and NOTICE files for details. 35754ecacSJeremy L Thompson // 43d8e8822SJeremy L Thompson // SPDX-License-Identifier: BSD-2-Clause 55754ecacSJeremy L Thompson // 63d8e8822SJeremy 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 14c9c2c079SJeremy L Thompson #include <ceed.h> 155754ecacSJeremy L Thompson #include <math.h> 165754ecacSJeremy L Thompson 175754ecacSJeremy L Thompson #ifndef PHYSICS_STRUCT 185754ecacSJeremy L Thompson #define PHYSICS_STRUCT 195754ecacSJeremy L Thompson typedef struct Physics_private *Physics; 205754ecacSJeremy L Thompson struct Physics_private { 215754ecacSJeremy L Thompson CeedScalar nu; // Poisson's ratio 225754ecacSJeremy L Thompson CeedScalar E; // Young's Modulus 235754ecacSJeremy L Thompson }; 245754ecacSJeremy L Thompson #endif 255754ecacSJeremy L Thompson 265754ecacSJeremy L Thompson // ----------------------------------------------------------------------------- 275754ecacSJeremy L Thompson // Constant forcing term along specified vector 285754ecacSJeremy L Thompson // ----------------------------------------------------------------------------- 29*2b730f8bSJeremy L Thompson CEED_QFUNCTION(SetupConstantForce)(void *ctx, const CeedInt Q, const CeedScalar *const *in, CeedScalar *const *out) { 305754ecacSJeremy L Thompson // Inputs 315754ecacSJeremy L Thompson const CeedScalar *q_data = in[1]; 325754ecacSJeremy L Thompson 335754ecacSJeremy L Thompson // Outputs 345754ecacSJeremy L Thompson CeedScalar *force = out[0]; 355754ecacSJeremy L Thompson 365754ecacSJeremy L Thompson // Context 375754ecacSJeremy L Thompson const CeedScalar *forcing_vector = (CeedScalar(*))ctx; 385754ecacSJeremy L Thompson 395754ecacSJeremy L Thompson // Quadrature Point Loop 40*2b730f8bSJeremy L Thompson CeedPragmaSIMD for (CeedInt i = 0; i < Q; i++) { 415754ecacSJeremy L Thompson // Setup 425754ecacSJeremy L Thompson CeedScalar wdetJ = q_data[i]; 435754ecacSJeremy L Thompson 445754ecacSJeremy L Thompson // Forcing function 455754ecacSJeremy L Thompson // -- Component 1 465754ecacSJeremy L Thompson force[i + 0 * Q] = forcing_vector[0] * wdetJ; 475754ecacSJeremy L Thompson 485754ecacSJeremy L Thompson // -- Component 2 495754ecacSJeremy L Thompson force[i + 1 * Q] = forcing_vector[1] * wdetJ; 505754ecacSJeremy L Thompson 515754ecacSJeremy L Thompson // -- Component 3 525754ecacSJeremy L Thompson force[i + 2 * Q] = forcing_vector[2] * wdetJ; 535754ecacSJeremy L Thompson } // End of Quadrature Point Loop 545754ecacSJeremy L Thompson 555754ecacSJeremy L Thompson return 0; 565754ecacSJeremy L Thompson } 575754ecacSJeremy L Thompson // ----------------------------------------------------------------------------- 585754ecacSJeremy L Thompson 595754ecacSJeremy L Thompson #endif // End of CONSTANT_H 60