From 3db26d3fb0fe9eecb6c4f2c6829406f14a2d8cde Mon Sep 17 00:00:00 2001
From: mjbudd77 <mjbudd77@gmail.com>
Date: Sat, 8 Jan 2022 04:30:15 -0500
Subject: [PATCH] Logic fix for Qt TAS piano roll ensure line is visible.

---
 src/drivers/Qt/TasEditor/TasEditorWindow.cpp | 11 ++++++++++-
 src/drivers/Qt/fceuWrapper.cpp               |  6 +++---
 2 files changed, 13 insertions(+), 4 deletions(-)

diff --git a/src/drivers/Qt/TasEditor/TasEditorWindow.cpp b/src/drivers/Qt/TasEditor/TasEditorWindow.cpp
index 97818590..b6ee48fc 100644
--- a/src/drivers/Qt/TasEditor/TasEditorWindow.cpp
+++ b/src/drivers/Qt/TasEditor/TasEditorWindow.cpp
@@ -4505,9 +4505,18 @@ void QPianoRoll::ensureTheLineIsVisible( int lineNum )
 {
 	if ( !lineIsVisible( lineNum ) )
 	{
+		//int lineEnd = lineOffset + viewLines - 2;
 		//printf("Seeking Frame %i\n", lineNum );
 
-		lineOffset = lineNum;
+		if ( lineNum < lineOffset )
+		{
+			lineOffset = lineNum;
+		}
+		else
+		{
+			//printf("Seeking View Frame %i\n", lineNum );
+			lineOffset = lineOffset - viewLines + 2;
+		}
 
 		if ( lineOffset < 0 )
 		{
diff --git a/src/drivers/Qt/fceuWrapper.cpp b/src/drivers/Qt/fceuWrapper.cpp
index 83953074..a30046bb 100644
--- a/src/drivers/Qt/fceuWrapper.cpp
+++ b/src/drivers/Qt/fceuWrapper.cpp
@@ -1188,9 +1188,9 @@ FCEUD_Update(uint8 *XBuf,
 
 static void DoFun(int frameskip, int periodic_saves)
 {
-	uint8 *gfx;
-	int32 *sound;
-	int32 ssize;
+	uint8 *gfx = 0;
+	int32 *sound = 0;
+	int32 ssize = 0;
 	static int fskipc = 0;
 	//static int opause = 0;