| 1 | !> @file mod_kinds.f90 |
|---|
| 2 | !------------------------------------------------------------------------------! |
|---|
| 3 | ! This file is part of the PALM model system. |
|---|
| 4 | ! |
|---|
| 5 | ! PALM is free software: you can redistribute it and/or modify it under the |
|---|
| 6 | ! terms of the GNU General Public License as published by the Free Software |
|---|
| 7 | ! Foundation, either version 3 of the License, or (at your option) any later |
|---|
| 8 | ! version. |
|---|
| 9 | ! |
|---|
| 10 | ! PALM is distributed in the hope that it will be useful, but WITHOUT ANY |
|---|
| 11 | ! WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR |
|---|
| 12 | ! A PARTICULAR PURPOSE. See the GNU General Public License for more details. |
|---|
| 13 | ! |
|---|
| 14 | ! You should have received a copy of the GNU General Public License along with |
|---|
| 15 | ! PALM. If not, see <http://www.gnu.org/licenses/>. |
|---|
| 16 | ! |
|---|
| 17 | ! Copyright 1997-2018 Leibniz Universitaet Hannover |
|---|
| 18 | !------------------------------------------------------------------------------! |
|---|
| 19 | ! |
|---|
| 20 | ! Current revisions: |
|---|
| 21 | ! ------------------ |
|---|
| 22 | ! |
|---|
| 23 | ! |
|---|
| 24 | ! Former revisions: |
|---|
| 25 | ! ----------------- |
|---|
| 26 | ! $Id: mod_kinds.f90 2718 2018-01-02 08:49:38Z knoop $ |
|---|
| 27 | ! Corrected "Former revisions" section |
|---|
| 28 | ! |
|---|
| 29 | ! 2696 2017-12-14 17:12:51Z kanani |
|---|
| 30 | ! Change in file header (GPL part) |
|---|
| 31 | ! |
|---|
| 32 | ! 2101 2017-01-05 16:42:31Z suehring |
|---|
| 33 | ! |
|---|
| 34 | ! 2000 2016-08-20 18:09:15Z knoop |
|---|
| 35 | ! Forced header and separation lines into 80 columns |
|---|
| 36 | ! |
|---|
| 37 | ! 1682 2015-10-07 23:56:08Z knoop |
|---|
| 38 | ! Code annotations made doxygen readable |
|---|
| 39 | ! |
|---|
| 40 | ! 1306 2014-03-13 14:30:59Z raasch |
|---|
| 41 | ! Initial revision |
|---|
| 42 | ! |
|---|
| 43 | ! Description: |
|---|
| 44 | ! ------------ |
|---|
| 45 | !> Standard kind definitions |
|---|
| 46 | !> wp (working precision) and iwp (integer working precision) are the kinds |
|---|
| 47 | !> used by default in all variable declarations. |
|---|
| 48 | !> By default, PALM is using wp = dp (64bit), and iwp = isp (32bit). |
|---|
| 49 | !> If you like to switch to other precision, then please set wp/iwp |
|---|
| 50 | !> appropriately by assigning other kinds below. |
|---|
| 51 | !------------------------------------------------------------------------------! |
|---|
| 52 | MODULE kinds |
|---|
| 53 | |
|---|
| 54 | |
|---|
| 55 | IMPLICIT NONE |
|---|
| 56 | |
|---|
| 57 | ! |
|---|
| 58 | !-- Floating point kinds |
|---|
| 59 | INTEGER, PARAMETER :: sp = 4 !< single precision (32 bit) |
|---|
| 60 | INTEGER, PARAMETER :: dp = 8 !< double precision (64 bit) |
|---|
| 61 | |
|---|
| 62 | ! |
|---|
| 63 | !-- Integer kinds |
|---|
| 64 | INTEGER, PARAMETER :: isp = SELECTED_INT_KIND( 9 ) !< single precision (32 bit) |
|---|
| 65 | INTEGER, PARAMETER :: idp = SELECTED_INT_KIND( 14 ) !< double precision (64 bit) |
|---|
| 66 | |
|---|
| 67 | ! |
|---|
| 68 | !-- Set kinds to be used as defaults |
|---|
| 69 | INTEGER, PARAMETER :: wp = dp !< default real kind |
|---|
| 70 | INTEGER, PARAMETER :: iwp = isp !< default integer kind |
|---|
| 71 | |
|---|
| 72 | SAVE |
|---|
| 73 | |
|---|
| 74 | END MODULE kinds |
|---|
