From f8af925821fd97772520f36fe88b79f8df27ba03 Mon Sep 17 00:00:00 2001
From: Merdele <93083395+Merdele@users.noreply.github.com>
Date: Wed, 30 Oct 2024 09:29:11 +0800
Subject: [PATCH] Update processor.py

the val calculated by the end flag did not make sense as it was creating a pressure value of ~102 at a higher altitude, which was greater than the previous value of 100 at a lower altitude
---
 src/pyaps3/processor.py | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/src/pyaps3/processor.py b/src/pyaps3/processor.py
index ef6e5d5..a4d4439 100644
--- a/src/pyaps3/processor.py
+++ b/src/pyaps3/processor.py
@@ -116,7 +116,7 @@ def intP2H(lvls,hgt,gph,tmp,vpr,cdic,verbose=False):
                 hy = np.concatenate((hy,[val]),axis=0)
 
             if (eFlag == True):
-                val = hy[0] - (hx[0] - hx[1]) * (hy[0] - hy[1])/(hx[1]-hx[2])
+                val = hy[0] + (hx[0] - hx[1]) * (hy[0] - hy[1])/(hx[1]-hx[2])
                 #changed from 1 to 0 (-1 should also work), CL
                 hy = np.concatenate(([val],hy),axis=0)
 
@@ -135,7 +135,7 @@ def intP2H(lvls,hgt,gph,tmp,vpr,cdic,verbose=False):
                 hy = np.concatenate((hy,[val]),axis=0)
 
             if (eFlag == True):
-                val = hy[0] - (hx[0] - hx[1]) * (hy[0] - hy[1])/(hx[1]-hx[2])
+                val = hy[0] + (hx[0] - hx[1]) * (hy[0] - hy[1])/(hx[1]-hx[2])
                 #changed from 1 to 0 (-1 should also work), CL
                 hy = np.concatenate(([val],hy),axis=0)
 
@@ -153,7 +153,7 @@ def intP2H(lvls,hgt,gph,tmp,vpr,cdic,verbose=False):
                 hy = np.concatenate((hy,[val]),axis=0)
 
             if (eFlag == True):
-                val = hy[0] - (hx[0] - hx[1]) * (hy[0] - hy[1])/(hx[1]-hx[2])
+                val = hy[0] + (hx[0] - hx[1]) * (hy[0] - hy[1])/(hx[1]-hx[2])
                 #changed from 1 to 0 (-1 should also work), CL
                 hy = np.concatenate(([val],hy),axis=0)