From 31dda85504828e7b1afaff741d55375c21415f78 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Tam=C3=A1s=20B=C3=A1lint=20Misius?= <lbphacker@gmail.com>
Date: Wed, 17 Feb 2021 15:52:56 +0100
Subject: [PATCH] Fix pavg loading behaviour of QRTZ/GLAS/TUNG again

Was thought to have been fixed by 3de92f5; turns out the fix only worked with positive pressures.
---
 src/client/GameSave.cpp | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/src/client/GameSave.cpp b/src/client/GameSave.cpp
index 596df4920..5d4e70254 100644
--- a/src/client/GameSave.cpp
+++ b/src/client/GameSave.cpp
@@ -1187,6 +1187,8 @@ void GameSave::readOPS(char * data, int dataLength)
 						case PT_QRTZ:
 						case PT_GLAS:
 						case PT_TUNG:
+							if (particles[newIndex].pavg[0] >= 0x8000) particles[newIndex].pavg[0] -= 0x10000;
+							if (particles[newIndex].pavg[1] >= 0x8000) particles[newIndex].pavg[1] -= 0x10000;
 							particles[newIndex].pavg[0] /= 64;
 							particles[newIndex].pavg[1] /= 64;
 							break;