From 23fc873a6962d93491ff403e48c5726144b600f4 Mon Sep 17 00:00:00 2001
From: Patrick Shriwise <pshriwise@gmail.com>
Date: Fri, 15 Mar 2019 14:04:35 -0500
Subject: [PATCH] Using a normalized direction for plotting.

---
 src/plot.cpp | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/plot.cpp b/src/plot.cpp
index 18103a141..729b2db48 100644
--- a/src/plot.cpp
+++ b/src/plot.cpp
@@ -132,7 +132,7 @@ void create_ppm(Plot pl)
     break;
   }
 
-  Direction u {0.5, 0.5, 0.5};
+  Direction u {0.7071, 0.7071, 0.0};
 
   #pragma omp parallel
   {
@@ -837,7 +837,7 @@ void create_voxel(Plot pl)
   Position ll = pl.origin_ - pl.width_ / 2.;
 
   // allocate and initialize particle
-  Direction u {0.5, 0.5, 0.5};
+  Direction u {0.7071, 0.7071, 0.0};
   Particle p;
   p.r() = ll;
   p.u() = u;