From 367e98be9bcf25d7bf095f2054ee39c73d1742df Mon Sep 17 00:00:00 2001
From: Rex Zhe Li <zhe.rex.li@gmail.com>
Date: Fri, 21 May 2021 00:38:06 -0400
Subject: [PATCH] fix a minor bug; CPU slipping velocity BC is now working

---
 cpu/D3Q7BC.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/cpu/D3Q7BC.cpp b/cpu/D3Q7BC.cpp
index 5bc7b589..aad999f2 100644
--- a/cpu/D3Q7BC.cpp
+++ b/cpu/D3Q7BC.cpp
@@ -49,7 +49,7 @@ extern "C" void ScaLBL_Solid_SlippingVelocityBC_D3Q19(double *dist, double *zeta
     double cs2_inv = 3.0;//inverse of cs^2 for D3Q19
     double nu_LB = (tau-0.5)/cs2_inv;
 
-	for (idx=0; idx<Np; idx++){
+	for (idx=0; idx<count; idx++){
 		iq       = BounceBackDist_list[idx];
         ib       = BounceBackSolid_list[idx];
         ifluidBC = FluidBoundary_list[idx];