1 #ifndef __CS_LAGR_GRADIENTS_H__ 2 #define __CS_LAGR_GRADIENTS_H__ 3 4 /*============================================================================ 5 * Functions and types for lagrangian field gradients 6 *============================================================================*/ 7 8 /* 9 This file is part of Code_Saturne, a general-purpose CFD tool. 10 11 Copyright (C) 1998-2021 EDF S.A. 12 13 This program is free software; you can redistribute it and/or modify it under 14 the terms of the GNU General Public License as published by the Free Software 15 Foundation; either version 2 of the License, or (at your option) any later 16 version. 17 18 This program is distributed in the hope that it will be useful, but WITHOUT 19 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS 20 FOR A PARTICULAR PURPOSE. See the GNU General Public License for more 21 details. 22 23 You should have received a copy of the GNU General Public License along with 24 this program; if not, write to the Free Software Foundation, Inc., 51 Franklin 25 Street, Fifth Floor, Boston, MA 02110-1301, USA. 26 */ 27 28 /*----------------------------------------------------------------------------*/ 29 30 #include "cs_defs.h" 31 32 /*----------------------------------------------------------------------------*/ 33 34 BEGIN_C_DECLS 35 36 /*============================================================================= 37 * Macro definitions 38 *============================================================================*/ 39 40 /*============================================================================ 41 * Type definitions 42 *============================================================================*/ 43 44 /*============================================================================= 45 * Global variables 46 *============================================================================*/ 47 48 /*============================================================================= 49 * Public function prototypes 50 *============================================================================*/ 51 52 /*----------------------------------------------------------------------------*/ 53 /*! 54 * \brief Compute gradients. 55 * 56 * - gradient of total pressure 57 * - velocity gradient 58 * 59 * \param[in] time_id 0: current time, 1: previous 60 * \param[out] grad_pr pressure gradient 61 * \param[out] grad_vel velocity gradient 62 */ 63 /*----------------------------------------------------------------------------*/ 64 65 void 66 cs_lagr_gradients(int time_id, 67 cs_real_3_t *gradpr, 68 cs_real_33_t *gradvf); 69 70 /*----------------------------------------------------------------------------*/ 71 72 END_C_DECLS 73 74 #endif /* __CS_LAGR_GRADIENTS_H__ */ 75