From 3f1053ea61a1693c8e9da9be7b4e4d76928f3632 Mon Sep 17 00:00:00 2001
From: Madison Rye Progress <makyo@drab-makyo.com>
Date: Wed, 18 Mar 2026 14:15:38 -0700
Subject: [PATCH] Initialize slices

---
 state/history.go | 5 ++++-
 state/state.go   | 3 +++
 2 files changed, 7 insertions(+), 1 deletion(-)

diff --git a/state/history.go b/state/history.go
index 7c9ea7f..f96bab9 100644
--- a/state/history.go
+++ b/state/history.go
@@ -68,10 +68,13 @@ func (s *State) historyStart() {
 	p, peek := s.historyPoint(peek)
 	s.sectionSize = p.X
 	s.cellsPerSection = p.Y
-	s.cells = newField(s.sectionSize * s.cellsPerSection)
+	s.cells = newField(s.size())
 	s.sections = newField(s.sectionSize)
 	s.cursor = &Point{0, 0}
+	s.rowHeaders = make([]header, s.size())
+	s.colHeaders = make([]header, s.size())
 	s.historyIndex = peek
+	s.score.Blackout = make([]bool, s.size())
 }
 
 func (s *State) historyInitSection() {
diff --git a/state/state.go b/state/state.go
index b66c604..ae491b3 100644
--- a/state/state.go
+++ b/state/state.go
@@ -45,7 +45,10 @@ func New(sectionSize, cellsPerSection int) *State {
 		cells:           newField(sectionSize * cellsPerSection),
 		sections:        newField(sectionSize),
 		cursor:          &Point{0, 0},
+		rowHeaders:      make([]header, sectionSize*cellsPerSection),
+		colHeaders:      make([]header, sectionSize*cellsPerSection),
 	}
+	s.score.Blackout = make([]bool, sectionSize*cellsPerSection)
 	s.history = fmt.Sprintf("g(%d,%d)", sectionSize, cellsPerSection)
 	for x := 0; x < sectionSize; x++ {
 		for y := 0; y < sectionSize; y++ {