From d2c2da50324cf930742e4800022f7bbe18da051e Mon Sep 17 00:00:00 2001
From: jstark <jstark@mpi-cbg.de>
Date: Thu, 2 Dec 2021 11:09:22 +0100
Subject: [PATCH] Changed return types to auto to make them generic.
---
src/FiniteDifference/FD_simple.hpp | 6 +++---
1 file changed, 3 insertions(+), 3 deletions(-)
diff --git a/src/FiniteDifference/FD_simple.hpp b/src/FiniteDifference/FD_simple.hpp
index a47e7a77..7b00267f 100644
--- a/src/FiniteDifference/FD_simple.hpp
+++ b/src/FiniteDifference/FD_simple.hpp
@@ -18,7 +18,7 @@
* @return Forward finite difference for the property under index Field on the current node with index key.
*/
template <size_t Field, typename gridtype, typename keytype>
-double FD_forward(gridtype & grid, keytype & key, size_t d)
+auto FD_forward(gridtype & grid, keytype & key, size_t d)
{
return (grid.template get<Field> (key.move(d, 1)) - grid.template get<Field> (key)) / grid.getSpacing()[d];
}
@@ -33,7 +33,7 @@ double FD_forward(gridtype & grid, keytype & key, size_t d)
* @return Backward finite difference for the property under index Field on the current node with index key.
*/
template <size_t Field, typename gridtype, typename keytype>
-double FD_backward(gridtype & grid, keytype & key, size_t d)
+auto FD_backward(gridtype & grid, keytype & key, size_t d)
{
return (grid.template get<Field> (key) - grid.template get<Field> (key.move(d, -1))) / grid.getSpacing()[d];
}
@@ -50,7 +50,7 @@ double FD_backward(gridtype & grid, keytype & key, size_t d)
* @return Partial central finite difference for dimension d of Field on the current node with index key.
*/
template <size_t Field, typename gridtype, typename keytype>
-double FD_central(gridtype & grid, keytype & key, size_t d)
+auto FD_central(gridtype & grid, keytype & key, size_t d)
{
return (grid.template get<Field>(key.move(d, 1))
- grid.template get<Field>(key.move(d, -1)))
--
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