From a92c043b0bb4238fb13bbd6276599416ff50d97f Mon Sep 17 00:00:00 2001
From: Matthew Roseman <mroseman95@gmail.com>
Date: Mon, 27 Mar 2023 09:45:20 -0400
Subject: [PATCH] simplified bitwise math to determine if mouse scrolling

---
 tscreen.go | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/tscreen.go b/tscreen.go
index cdfa203..8fc8866 100644
--- a/tscreen.go
+++ b/tscreen.go
@@ -1346,7 +1346,7 @@ func (t *tScreen) parseSgrMouse(buf *bytes.Buffer, evs *[]Event) (bool, bool) {
 			y = val - 1
 
 			motion = (btn & 32) != 0
-			scroll = (btn & 0x43) == 0x40 || (btn & 0x43) == 0x41
+			scroll = (btn & 0x42) == 0x40
 			btn &^= 32
 			if b[i] == 'm' {
 				// mouse release, clear all buttons