From cdc0d5ac31ef3ae1438ceaf05808b9268a01b309 Mon Sep 17 00:00:00 2001
From: Glenn Smith <glenn@vector35.com>
Date: Tue, 19 Oct 2021 18:02:19 -0400
Subject: LinearView performance: remember cached regions

---
 ui/linearview.h | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/ui/linearview.h b/ui/linearview.h
index 7edf8097..d2ad807c 100644
--- a/ui/linearview.h
+++ b/ui/linearview.h
@@ -18,6 +18,7 @@
 struct BINARYNINJAUIAPI LinearViewLine: public BinaryNinja::LinearDisassemblyLine
 {
 	BinaryNinja::Ref<BinaryNinja::LinearViewCursor> cursor;
+	size_t cursorSize;
 	size_t lineIndex;
 };
 
@@ -145,6 +146,8 @@ class BINARYNINJAUIAPI LinearView: public QAbstractScrollArea, public View, publ
 
 	InstructionEdit* m_instrEdit;
 
+	BNAddressRange m_cacheBounds;
+	std::vector<BNAddressRange> m_cachedRegions;
 	BinaryNinja::Ref<BinaryNinja::LinearViewCursor> m_topPosition, m_bottomPosition;
 	std::vector<LinearViewLine> m_lines;
 	size_t m_topLine;
-- 
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