From f07103985316f0b5a6bb5e5c844dbdbfef12ace2 Mon Sep 17 00:00:00 2001
From: ragnarok-clanker <ragnarok-clanker>
Date: Fri, 30 Oct 2026 03:29:38 +0000
Subject: [PATCH] Decompile fn_19935 (CEffectPrim::IsPartyVisible)

Batch #4488 by KWDev: 0 byte-identical, 1 confirmed by peer review.

- fn_19935 CEffectPrim::IsPartyVisible: logic confirmed by peer review

Peer-reviewed-by: eAthena, youko
Accepted without human review: peers confirmed the logic ("same" ahead by at least 3, with 70% of the votes).
---
 Source/Contents/Effects/EffectPrim.h              |  2 ++
 Source/Contents/Effects/EffectPrimitiveMotion.cpp | 11 +++++++++++
 2 files changed, 13 insertions(+)

diff --git a/Source/Contents/Effects/EffectPrim.h b/Source/Contents/Effects/EffectPrim.h
index cbc879bc..87e0f220 100644
--- a/Source/Contents/Effects/EffectPrim.h
+++ b/Source/Contents/Effects/EffectPrim.h
@@ -9,6 +9,7 @@
 
 class ResourceMgr;
 struct CRagEffect;
+struct EffectVisibilityContext;
 
 struct CEffectPrim : CRenderObject {
   CEffectPrim();
@@ -120,6 +121,7 @@ struct CEffectPrim : CRenderObject {
   void Tei_TowardScreen(vector3d& vec1, vector3d& vec2, vector3d& vec3, vector3d& vec4, short rot0, short rot1);
 
   bool AnimMotion();
+  bool IsPartyVisible(const EffectVisibilityContext& context);
   bool FollowMasterAndAdvance();
   void FollowMasterAndTickSlots();
   void FollowMasterAndTickSlots2();
diff --git a/Source/Contents/Effects/EffectPrimitiveMotion.cpp b/Source/Contents/Effects/EffectPrimitiveMotion.cpp
index 2736392e..1f82b848 100644
--- a/Source/Contents/Effects/EffectPrimitiveMotion.cpp
+++ b/Source/Contents/Effects/EffectPrimitiveMotion.cpp
@@ -10,6 +10,7 @@
 #include "Contents/Effects/EffectPrimitiveState.h"
 #include "Contents/Effects/RagEffect.h"
 #include "Contents/Effects/EffectActor.h"
+#include "Contents/Effects/EffectVisibility.h"
 #include "Contents/Configuration/ServiceOptions.h"
 #include "Contents/Effects/RagEffectState.h"
 #include "Contents/Sound/SoundMgr.h"
@@ -4717,6 +4718,16 @@ void CEffectPrim::PrimBobbing() {
   }
 }
 
+// OFFSET: 0x00BE7600
+// FUNCTION: fn_19935
+bool CEffectPrim::IsPartyVisible(const EffectVisibilityContext& context) {
+  if (this->state.master) {
+    return PartyEffectVisible(this->state.master->state, context);
+  }
+
+  return false;
+}
+
 // OFFSET: 0x00BE7620
 // FUNCTION: fn_19936
 bool CEffectPrim::PrimTwinSpin() {