xref: /libCEED/rust/libceed-sys/c-src/include/ceed/ceed-f64.h (revision c8a555312a5c51c13b0a524d101ec938ad17e6be)
1 /// Copyright (c) 2017-2022, Lawrence Livermore National Security, LLC and other CEED contributors.
2 /// All Rights Reserved. See the top-level LICENSE and NOTICE files for details.
3 ///
4 /// SPDX-License-Identifier: BSD-2-Clause
5 ///
6 /// This file is part of CEED:  http://github.com/ceed
7 
8 /// @file
9 /// Public header for definitions related to using FP64 floating point (double precision) for CeedScalar.
10 /// This is the default header included in ceed.h.
11 #ifndef _ceed_f64_h
12 #define _ceed_f64_h
13 
14 /// Set base scalar type to FP64. (See CeedScalarType enum in ceed.h for all options.)
15 #define CEED_SCALAR_TYPE CEED_SCALAR_FP64
16 typedef double CeedScalar;
17 
18 /// Machine epsilon
19 #define CEED_EPSILON 1e-16
20 
21 #endif
22