diff --git a/Source/Contents/Actors/RenderObject.cpp b/Source/Contents/Actors/RenderObject.cpp
index 2b39d307..84d5568d 100644
--- a/Source/Contents/Actors/RenderObject.cpp
+++ b/Source/Contents/Actors/RenderObject.cpp
@@ -13,6 +13,7 @@
 #include "Contents/Effects/EffectLists.h"
 #include "Contents/GuildMgr.h"
 #include "Contents/Jobs/JobId.h"
+#include "Render/Renderer.h"
 #include "Render/SpriteQuad.h"
 #include "Resource/ResourceMgr.h"
 #include "Resource/Sprites/ActionResource.h"
@@ -947,3 +948,15 @@ void CGameActor::SetUnknown03C4(int value) {
   this->Slot21(value > 0 ? value : this->GetEffectiveJob(-1));
   this->Slot15(this->render.unknown_0070, 1);
 }
+
+// OFFSET: 0x00CABDE0
+
+// OFFSET: 0x00CC4270
+// FUNCTION: fn_21161
+void CRenderObject::UpdateTlvertex(const float* matrix) {
+  float x;
+  float y;
+  float reciprocalDepth;
+  g_renderer->ProjectViewport(&this->render.position.x, matrix, &x, &y, &reciprocalDepth);
+  this->SetTlvert(x, y);
+}
diff --git a/Source/Contents/Actors/RenderObject.h b/Source/Contents/Actors/RenderObject.h
index 6090d335..22de417b 100644
--- a/Source/Contents/Actors/RenderObject.h
+++ b/Source/Contents/Actors/RenderObject.h
@@ -26,6 +26,7 @@ public:
   float CalcDist(float x, float z) const;
   float CalcDist(float x, float y, float z) const;
   bool GetTargetPos(std::uint32_t targetAid, vector3d& targetPos) const;
+  void UpdateTlvertex(const float* matrix);
   void SetAnimationSpeed(float speed);
   void SetActionSpeed(float speed);
   void DrawSprite(int argument, bool seasonal, float offset);
@@ -47,6 +48,7 @@ public:
   );
   int HoverHeight();
   void ScaleByPulse(float& scale) const;
+  void ScaleByFadePulse(float& scale) const;
   void JitterBounds(float* output, const int* input, float offset, int spread, int base);
   void ApplySwing(int mode, int& x, int& y, int& outX, int& outY) const;
   void SetInstantValue(int key, std::int64_t value);