Alsvinn  0.5.3
The fast FVM simulator with UQ support
sign.hpp
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1 /* Copyright (c) 2018 ETH Zurich, Kjetil Olsen Lye
2  * This program is free software: you can redistribute it and/or modify
3  * it under the terms of the GNU General Public License as published by
4  * the Free Software Foundation, either version 3 of the License, or
5  * (at your option) any later version.
6  *
7  * This program is distributed in the hope that it will be useful,
8  * but WITHOUT ANY WARRANTY; without even the implied warranty of
9  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
10  * GNU General Public License for more details.
11  *
12  * You should have received a copy of the GNU General Public License
13  * along with this program. If not, see <http://www.gnu.org/licenses/>.
14  */
15 
16 #pragma once
17 namespace alsfvm {
18 namespace reconstruction {
20  if (a > 0) {
21  return 1;
22  } else if (a == 0) {
23  return 0;
24  } else {
25  return -1;
26  }
27 }
28 }
29 }
alsfvm::shared_ptr< reconstruction::Reconstruction > & reconstruction
Definition: NumericalFluxFactory.cpp:101
#define __host__
Definition: types.hpp:46
double real
Definition: types.hpp:65
__device__ __host__ real sign(real a)
Definition: sign.hpp:19
#define __device__
Definition: types.hpp:45
Various utility functions to implement the tecno flux.
Definition: types.hpp:30