From 121f55748c50898afc4833cf8478d47fa336216c Mon Sep 17 00:00:00 2001
From: athomps <athomps@f3b2605a-c512-4ea7-a41b-209d697bcdaa>
Date: Tue, 17 Feb 2009 18:49:46 +0000
Subject: [PATCH] Added once option to neigh_modify
git-svn-id: svn://svn.icms.temple.edu/lammps-ro/trunk@2594 f3b2605a-c512-4ea7-a41b-209d697bcdaa
---
src/neighbor.cpp | 10 ++++++++++
src/neighbor.h | 1 +
2 files changed, 11 insertions(+)
diff --git a/src/neighbor.cpp b/src/neighbor.cpp
index a8313f3f56..d6c77e75c3 100644
--- a/src/neighbor.cpp
+++ b/src/neighbor.cpp
@@ -70,6 +70,7 @@ Neighbor::Neighbor(LAMMPS *lmp) : Pointers(lmp)
pgsize = 100000;
oneatom = 2000;
binsizeflag = 0;
+ build_once = 0;
cutneighsq = NULL;
cuttype = NULL;
@@ -967,6 +968,9 @@ void Neighbor::print_lists_of_lists()
int Neighbor::decide()
{
+
+ if (build_once) return 0;
+
if (must_check) {
int n = update->ntimestep;
if (restart_check && n == output->next_restart) return 1;
@@ -1345,6 +1349,12 @@ void Neighbor::modify_params(int narg, char **arg)
else if (strcmp(arg[iarg+1],"no") == 0) dist_check = 0;
else error->all("Illegal neigh_modify command");
iarg += 2;
+ } else if (strcmp(arg[iarg],"once") == 0) {
+ if (iarg+2 > narg) error->all("Illegal neigh_modify command");
+ if (strcmp(arg[iarg+1],"yes") == 0) build_once = 1;
+ else if (strcmp(arg[iarg+1],"no") == 0) build_once = 0;
+ else error->all("Illegal neigh_modify command");
+ iarg += 2;
} else if (strcmp(arg[iarg],"page") == 0) {
if (iarg+2 > narg) error->all("Illegal neigh_modify command");
pgsize = atoi(arg[iarg+1]);
diff --git a/src/neighbor.h b/src/neighbor.h
index e20cec041f..0b988f7346 100644
--- a/src/neighbor.h
+++ b/src/neighbor.h
@@ -78,6 +78,7 @@ class Neighbor : protected Pointers {
int maxbond,maxangle,maxdihedral,maximproper; // size of bond lists
int must_check; // 1 if must check other classes to reneigh
+ int build_once; // 1 if never rebuild
int restart_check; // 1 if restart enabled, 0 if no
int fix_check; // # of fixes that induce reneigh
int *fixchecklist; // which fixes to check
--
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