From 81c98536252bc75a6acd4b75a2abfd573413ce1d Mon Sep 17 00:00:00 2001
From: Craig Warren <craig_warren@me.com>
Date: Fri, 29 Jul 2016 17:42:42 +0100
Subject: [PATCH] Added options for 5th and 6th degree polynomial scaling for
 PML parameters.

---
 gprMax/pml.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/gprMax/pml.py b/gprMax/pml.py
index 6c91140f..0a24f532 100644
--- a/gprMax/pml.py
+++ b/gprMax/pml.py
@@ -27,7 +27,7 @@ class CFSParameter(object):
     """Individual CFS parameter (e.g. alpha, kappa, or sigma)."""
 
     # Allowable scaling profiles and directions
-    scalingprofiles = {'constant': 0, 'linear': 1, 'quadratic': 2, 'cubic': 3, 'quartic': 4}
+    scalingprofiles = {'constant': 0, 'linear': 1, 'quadratic': 2, 'cubic': 3, 'quartic': 4, 'quintic': 5, 'sextic': 6}
     scalingdirections = ['forward', 'reverse']
 
     def __init__(self, ID=None, scaling='polynomial', scalingprofile=None, scalingdirection='forward', min=0, max=0):