From d9d9880d8b37c0cf10128575e1a9684fdfe1c64a Mon Sep 17 00:00:00 2001
From: Fabian Neundorf <CommodoreFabianus@gmx.de>
Date: Sat, 12 Jul 2025 02:11:12 +0200
Subject: [PATCH] Clear unknowns in `LegoAnimNodeData` (#1617)

---
 LEGO1/lego/legoomni/src/video/legohideanimpresenter.cpp | 8 ++++----
 LEGO1/lego/sources/anim/legoanim.cpp                    | 2 +-
 LEGO1/lego/sources/anim/legoanim.h                      | 6 +++---
 3 files changed, 8 insertions(+), 8 deletions(-)

diff --git a/LEGO1/lego/legoomni/src/video/legohideanimpresenter.cpp b/LEGO1/lego/legoomni/src/video/legohideanimpresenter.cpp
index 89768b3e..60f8dce5 100644
--- a/LEGO1/lego/legoomni/src/video/legohideanimpresenter.cpp
+++ b/LEGO1/lego/legoomni/src/video/legohideanimpresenter.cpp
@@ -114,7 +114,7 @@ void LegoHideAnimPresenter::FUN_1006db60(LegoTreeNode* p_node, LegoTime p_time)
 	}
 
 	if (m_boundaryMap != NULL) {
-		LegoPathBoundary* boundary = m_boundaryMap[data->GetUnknown0x22()];
+		LegoPathBoundary* boundary = m_boundaryMap[data->GetBoundaryIndex()];
 
 		if (boundary != NULL) {
 			newB = data->GetVisibility(p_time);
@@ -163,7 +163,7 @@ void LegoHideAnimPresenter::FUN_1006e3f0(LegoHideAnimStructMap& p_map, LegoTreeN
 			FUN_1006e470(p_map, data, name, boundary);
 		}
 		else {
-			data->SetUnknown0x22(0);
+			data->SetBoundaryIndex(0);
 		}
 	}
 
@@ -190,7 +190,7 @@ void LegoHideAnimPresenter::FUN_1006e470(
 		animStruct.m_index = p_map.size() + 1;
 		animStruct.m_boundary = p_boundary;
 
-		p_data->SetUnknown0x22(animStruct.m_index);
+		p_data->SetBoundaryIndex(animStruct.m_index);
 
 		char* name = new char[strlen(p_name) + 1];
 		strcpy(name, p_name);
@@ -198,7 +198,7 @@ void LegoHideAnimPresenter::FUN_1006e470(
 		p_map[name] = animStruct;
 	}
 	else {
-		p_data->SetUnknown0x22((*it).second.m_index);
+		p_data->SetBoundaryIndex((*it).second.m_index);
 	}
 }
 
diff --git a/LEGO1/lego/sources/anim/legoanim.cpp b/LEGO1/lego/sources/anim/legoanim.cpp
index 8ec3ee2d..9026c245 100644
--- a/LEGO1/lego/sources/anim/legoanim.cpp
+++ b/LEGO1/lego/sources/anim/legoanim.cpp
@@ -524,7 +524,7 @@ LegoAnimNodeData::LegoAnimNodeData()
 	m_translationKeys = NULL;
 	m_roiIndex = 0;
 	m_rotationKeys = NULL;
-	m_unk0x22 = 0;
+	m_boundaryIndex = 0;
 	m_scaleKeys = NULL;
 	m_morphKeys = NULL;
 	m_translationIndex = 0;
diff --git a/LEGO1/lego/sources/anim/legoanim.h b/LEGO1/lego/sources/anim/legoanim.h
index 372128b5..7a03d99c 100644
--- a/LEGO1/lego/sources/anim/legoanim.h
+++ b/LEGO1/lego/sources/anim/legoanim.h
@@ -190,7 +190,7 @@ public:
 	LegoU16 GetROIIndex() { return m_roiIndex; }
 
 	// FUNCTION: BETA10 0x1005d5c0
-	LegoU16 GetUnknown0x22() { return m_unk0x22; }
+	LegoU16 GetBoundaryIndex() { return m_boundaryIndex; }
 
 	// FUNCTION: BETA10 0x10073b80
 	LegoRotationKey* GetRotationKey(MxS32 index) { return &m_rotationKeys[index]; }
@@ -217,7 +217,7 @@ public:
 	void SetROIIndex(LegoU16 p_roiIndex) { m_roiIndex = p_roiIndex; }
 
 	// FUNCTION: BETA10 0x1005f2e0
-	void SetUnknown0x22(LegoU16 p_unk0x22) { m_unk0x22 = p_unk0x22; }
+	void SetBoundaryIndex(LegoU16 p_boundaryIndex) { m_boundaryIndex = p_boundaryIndex; }
 
 	LegoResult CreateLocalTransform(LegoTime p_time, Matrix4& p_matrix)
 	{
@@ -280,7 +280,7 @@ protected:
 	LegoScaleKey* m_scaleKeys;             // 0x18
 	LegoMorphKey* m_morphKeys;             // 0x1c
 	LegoU16 m_roiIndex;                    // 0x20
-	LegoU16 m_unk0x22;                     // 0x22
+	LegoU16 m_boundaryIndex;               // 0x22
 	LegoU32 m_translationIndex;            // 0x24
 	LegoU32 m_rotationIndex;               // 0x28
 	LegoU32 m_scaleIndex;                  // 0x2c