Implement/match LegoAnimActor (#730)

* Implement/match LegoAnimActor

* Name changes (deviation from original source)

* Attempt to fix modern build

* Add missing override

* Match LegoAnimActor::SetWorldSpeed

* Remove junk

* Style changes and implement WEEdge

* Add override

* Match LegoAnimActor::FUN_1001c1f0, style

* Style

* Add missing annotations, STUB LegoPathBoundary

* Style

---------

Co-authored-by: Christian Semmler <mail@csemmler.com>

LEGO1/lego/sources/geom/legoweedge.h

@@ -0,0 +1,39 @@
+#ifndef __LEGOWEEDGE_H
+#define __LEGOWEEDGE_H
+
+#include "decomp.h"
+#include "misc/legotypes.h"
+
+class LegoWEEdge;
+
+// SIZE 0x24
+struct Edge {
+	undefined4 m_unk0x00; // 0x00
+	LegoWEEdge* m_faceA;  // 0x04
+	LegoWEEdge* m_faceB;  // 0x08
+	Edge* m_ccwA;         // 0x0c
+	Edge* m_cwA;          // 0x10
+	Edge* m_ccwB;         // 0x14
+	Edge* m_cwB;          // 0x18
+	undefined* m_pointA;  // 0x1c
+	undefined* m_pointB;  // 0x20
+};
+
+// VTABLE: LEGO1 0x100db7c0
+// SIZE 0x0c
+class LegoWEEdge {
+public:
+	LegoWEEdge();
+	virtual ~LegoWEEdge();
+
+	virtual LegoResult VTable0x04(); // vtable+0x04
+
+	// SYNTHETIC: LEGO1 0x1009a570
+	// LegoWEEdge::`scalar deleting destructor'
+
+protected:
+	LegoU8 m_numEdges; // 0x04
+	Edge** m_edges;    // 0x08
+};
+
+#endif // __LEGOWEEDGE_H