| //@HEADER |
| // ************************************************************************ |
| // |
| // MiniFE: Simple Finite Element Assembly and Solve |
| // Copyright (2006-2013) Sandia Corporation |
| // |
| // Under terms of Contract DE-AC04-94AL85000, there is a non-exclusive |
| // license for use of this work by or on behalf of the U.S. Government. |
| // |
| // This library is free software; you can redistribute it and/or modify |
| // it under the terms of the GNU Lesser General Public License as |
| // published by the Free Software Foundation; either version 2.1 of the |
| // License, or (at your option) any later version. |
| // |
| // This library is distributed in the hope that it will be useful, but |
| // WITHOUT ANY WARRANTY; without even the implied warranty of |
| // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
| // Lesser General Public License for more details. |
| // |
| // You should have received a copy of the GNU Lesser General Public |
| // License along with this library; if not, write to the Free Software |
| // Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 |
| // USA |
| // |
| // ************************************************************************ |
| //@HEADER |
| |
| #ifndef _Box_hpp_ |
| #define _Box_hpp_ |
| |
| /** |
| * a 'Box' is 3 pairs of ints, where each pair specifies a lower |
| * and upper bound for one of the 3 spatial dimensions. |
| * |
| * This struct stores the 3 pairs as a simple array of 6 ints, |
| * but defines the bracket operator so that it can be referenced |
| * using 2-dimensional array notation like this: |
| * int xmin = box[0][0]; int xmax = box[0][1]; |
| * int ymin = box[1][0]; int ymax = box[1][1]; |
| * int zmin = box[2][0]; int zmax = box[2][1]; |
| */ |
| struct Box { |
| int ranges[6]; |
| #ifdef __CUDACC__ |
| __host__ __device__ __inline__ |
| #endif |
| int* operator[](int xyz) { return &ranges[xyz*2]; } |
| #ifdef __CUDACC__ |
| __host__ __device__ __inline__ |
| #endif |
| const int* operator[](int xyz) const { return &ranges[xyz*2]; } |
| }; |
| |
| #endif |
| |
