From 06c3b177b68fc1dbb4bd5bc1042d8cae96080b2b Mon Sep 17 00:00:00 2001
From: ragnarok-clanker <ragnarok-clanker>
Date: Fri, 30 Oct 2026 22:11:46 +0000
Subject: [PATCH] Decompile fn_21261 (CGameMode::DrawMiniMapNumber)

Batch #6146 by superintelligence: 0 byte-identical, 1 confirmed by peer review.

- fn_21261 CGameMode::DrawMiniMapNumber: logic confirmed by peer review

Peer-reviewed-by: ragnarok-clanker, eAthena, gordaoprogramas
Accepted without human review: peers confirmed the logic ("same" ahead by at least 3, with 70% of the votes).
---
 Source/Client/Mode/CGameMode.h         | 10 ++++-
 Source/Client/Mode/GameModeMiniMap.cpp | 60 ++++++++++++++++++++++++++
 Source/UI/Buttons/UITextButton.h       |  2 +
 3 files changed, 70 insertions(+), 2 deletions(-)

diff --git a/Source/Client/Mode/CGameMode.h b/Source/Client/Mode/CGameMode.h
index 5d08099a..2de9868a 100644
--- a/Source/Client/Mode/CGameMode.h
+++ b/Source/Client/Mode/CGameMode.h
@@ -95,9 +95,14 @@ public:
   /* 03FC */ int unknown_03FC;
   /* 0400 */ int unknown_0400;
   /* 0404 */ int unknown_0404;
-  /* 0408 */ unsigned char unknown_0408[0x50];
+  /* 0408 */ void* unknown_0408;
+  /* 040C */ unsigned char unknown_040C[0x08];
+  /* 0414 */ int unknown_0414;
+  /* 0418 */ unsigned char unknown_0418[0x40];
   /* 0458 */ int unknown_0458;
-  /* 045C */ unsigned char unknown_045C[0x80];
+  /* 045C */ unsigned char unknown_045C[0x08];
+  /* 0464 */ int unknown_0464;
+  /* 0468 */ unsigned char unknown_0468[0x74];
   /* 04DC */ std::string unknown_04DC;
   /* 04F4 */ unsigned char unknown_04F4[0xD0];
   /* 05C4 */ int unknown_05C4;
@@ -183,6 +188,7 @@ public:
   bool LaunchTargetEffect(int effectId, CGameActor* source, CGameActor* target, int argument);
   void ShowGuildEmblem(CGameActor* actor, int guildId, int unused);
   void RemoveUnknown0604(int window);
+  void DrawMiniMapNumber();
   CMsgEffect* SpawnCashEmotion(int aid, int packId, int emotionId, std::uint32_t duration);
   void ApplyMapFog(int enabled);
   void SpawnGrannyCorpse(float x, float y, float z, float angle, const char* name);
diff --git a/Source/Client/Mode/GameModeMiniMap.cpp b/Source/Client/Mode/GameModeMiniMap.cpp
index 82ea54c4..46587a75 100644
--- a/Source/Client/Mode/GameModeMiniMap.cpp
+++ b/Source/Client/Mode/GameModeMiniMap.cpp
@@ -12,6 +12,7 @@
 #include "Resource/Sprites/ActionResource.h"
 #include "Resource/Sprites/SpriteResource.h"
 #include "Resource/World/TerrainResource.h"
+#include "UI/Buttons/UITextButton.h"
 #include "UI/Window/UIWindow.h"
 #include "UI/Window/UIWindowMgr.h"
 #include "Utility/Math/AffineMatrix.h"
@@ -383,3 +384,62 @@ void CGameMode::DrawMiniMapCoordinates() {
     DrawActionSprite(reinterpret_cast<CRenderSystemBase&>(*this), x, secondY, action, sprite, 0, digits[index], 1.0f, 0.0f, 0xFFFFFFFF, 0x201);
   }
 }
+
+// GLOBAL: gl_25044
+int g_minimapCoordinateValue;
+// GLOBAL: gl_25045
+int g_minimapCoordinateDigits;
+// GLOBAL: gl_25046
+int g_minimapCoordinateDigitValues[4];
+// GLOBAL: gl_24672
+int g_screenWidth;
+
+
+// FUNCTION: fn_21261
+void CGameMode::DrawMiniMapNumber() {
+  if (this->unknown_0408 == nullptr || this->unknown_0414 == 0) {
+    return;
+  }
+
+  if (this->unknown_0414 != g_minimapCoordinateValue) {
+    g_minimapCoordinateValue = this->unknown_0414;
+    int value;
+    int count;
+    if (this->unknown_0414 > 9999) {
+      value = 9999;
+      count = 4;
+    } else {
+      value = this->unknown_0414;
+      if (value < 0) {
+        value = 0;
+      }
+      count = 1;
+      if (value > 999) {
+        count = 4;
+      } else if (value > 99) {
+        count = 3;
+      } else if (value > 9) {
+        count = 2;
+      }
+    }
+
+    g_minimapCoordinateDigits = count;
+    g_minimapCoordinateDigitValues[0] = value % 10;
+    g_minimapCoordinateDigitValues[1] = value / 10 % 10;
+    g_minimapCoordinateDigitValues[2] = value / 100 % 10;
+    g_minimapCoordinateDigitValues[3] = value / 1000 % 10;
+  }
+
+  CActRes* action = static_cast<CActRes*>(ResourceMgr::Instance().Load("이팩트\\숫자.act"));
+  CSprRes* sprite = static_cast<CSprRes*>(ResourceMgr::Instance().Load("이팩트\\숫자.spr"));
+  for (int index = 0; index < g_minimapCoordinateDigits; ++index) {
+    const int x = static_cast<int>(
+      static_cast<float>(g_screenWidth) + this->cursorOffsetX + 24.0f - static_cast<float>(index * 16) +
+      static_cast<float>(g_minimapCoordinateDigits * 16 - 16)
+    );
+    const int y = static_cast<int>(static_cast<float>(g_screenHeight) + this->cursorOffsetY);
+    DrawActionSprite(
+      reinterpret_cast<CRenderSystemBase&>(*this), x, y, action, sprite, 0, g_minimapCoordinateDigitValues[index], 2.0f, 0.0f, 0xFAFFFFFF, 0x201
+    );
+  }
+}
diff --git a/Source/UI/Buttons/UITextButton.h b/Source/UI/Buttons/UITextButton.h
index e36f8238..e2707c9d 100644
--- a/Source/UI/Buttons/UITextButton.h
+++ b/Source/UI/Buttons/UITextButton.h
@@ -7,6 +7,8 @@
 #include <string>
 #include <vector>
 
+extern int g_screenHeight;
+
 class UITextButton : public UIButton {
   friend class UITextViewer;
   friend class UIMessageBox;