From 8b43e940f8bb019f28acca49a8273a824ba9e8c4 Mon Sep 17 00:00:00 2001
From: Christian Semmler <mail@csemmler.com>
Date: Sat, 23 Mar 2024 13:46:27 -0400
Subject: [PATCH] Implement/match LegoCameraController::FUN_100123e0 (#715)

---
 .../legoomni/include/legocameracontroller.h   |  2 +-
 .../src/entity/legocameracontroller.cpp       | 35 +++++++++++++++++--
 2 files changed, 33 insertions(+), 4 deletions(-)

diff --git a/LEGO1/lego/legoomni/include/legocameracontroller.h b/LEGO1/lego/legoomni/include/legocameracontroller.h
index 086965bf..ac8cfd5d 100644
--- a/LEGO1/lego/legoomni/include/legocameracontroller.h
+++ b/LEGO1/lego/legoomni/include/legocameracontroller.h
@@ -37,7 +37,7 @@ public:
 	virtual MxResult Create();                                    // vtable+0x44
 
 	void SetWorldTransform(const Vector3& p_at, const Vector3& p_dir, const Vector3& p_up);
-	void FUN_100123e0(const Matrix4& p_transform, MxU32);
+	void FUN_100123e0(const Matrix4& p_transform, MxU32 p_und);
 	Mx3DPointFloat GetWorldUp();
 	Mx3DPointFloat GetWorldLocation();
 	Mx3DPointFloat GetWorldDirection();
diff --git a/LEGO1/lego/legoomni/src/entity/legocameracontroller.cpp b/LEGO1/lego/legoomni/src/entity/legocameracontroller.cpp
index 99bfbf46..c0c48c2a 100644
--- a/LEGO1/lego/legoomni/src/entity/legocameracontroller.cpp
+++ b/LEGO1/lego/legoomni/src/entity/legocameracontroller.cpp
@@ -2,10 +2,15 @@
 
 #include "legoinputmanager.h"
 #include "legonotify.h"
+#include "legosoundmanager.h"
 #include "legovideomanager.h"
 #include "misc.h"
+#include "mxmisc.h"
+#include "mxtimer.h"
 #include "realtime/realtime.h"
 
+#include <vec.h>
+
 DECOMP_SIZE_ASSERT(LegoCameraController, 0xc8)
 
 // FUNCTION: LEGO1 0x10011d50
@@ -117,10 +122,34 @@ void LegoCameraController::SetWorldTransform(const Vector3& p_at, const Vector3&
 	m_matrix2 = m_matrix1;
 }
 
-// STUB: LEGO1 0x100123e0
-void LegoCameraController::FUN_100123e0(const Matrix4& p_transform, MxU32)
+// FUNCTION: LEGO1 0x100123e0
+void LegoCameraController::FUN_100123e0(const Matrix4& p_transform, MxU32 p_und)
 {
-	// TODO
+	if (m_lego3DView != NULL) {
+		ViewROI* pov = m_lego3DView->GetPointOfView();
+
+		if (pov != NULL) {
+			MxMatrix mat;
+
+			if (p_und) {
+				MXM4(mat, m_matrix1, p_transform);
+			}
+			else {
+				mat = p_transform;
+			}
+
+			((TimeROI*) pov)->FUN_100a9b40(mat, Timer()->GetTime());
+			pov->WrappedSetLocalTransform(mat);
+			m_lego3DView->Moved(*pov);
+
+			SoundManager()->FUN_1002a410(
+				pov->GetWorldPosition(),
+				pov->GetWorldDirection(),
+				pov->GetWorldUp(),
+				pov->GetWorldVelocity()
+			);
+		}
+	}
 }
 
 // FUNCTION: LEGO1 0x10012740