From d43e750b88e346847cf5f90e31d82aacf31e058c Mon Sep 17 00:00:00 2001
From: PikalaxALT <pikalaxalt@gmail.com>
Date: Mon, 2 Apr 2018 00:12:58 -0400
Subject: debug_sub_815FCB4

---
 src/debug/nakamura_debug_menu.c | 24 ++++++++++++++++++++++++
 1 file changed, 24 insertions(+)

(limited to 'src')

diff --git a/src/debug/nakamura_debug_menu.c b/src/debug/nakamura_debug_menu.c
index e16f0332a..d4614416c 100644
--- a/src/debug/nakamura_debug_menu.c
+++ b/src/debug/nakamura_debug_menu.c
@@ -6,6 +6,8 @@
 #include "main.h"
 #include "string_util.h"
 #include "overworld.h"
+#include "fieldmap.h"
+#include "metatile_behavior.h"
 #include "start_menu.h"
 #include "party_menu.h"
 #include "choose_party.h"
@@ -731,4 +733,26 @@ bool8 debug_sub_815FC94(void)
     return TRUE;
 }
 
+u16 debug_sub_815FCB4(u8 a0)
+{
+    u16 retval = 0;
+    u16 height = gMapHeader.mapData->height / 3;
+    u16 r6;
+    u16 r4;
+    u16 start = height * a0;
+
+    for (r6 = start; r6 < start + height; r6++)
+    {
+        for (r4 = 0; r4 < gMapHeader.mapData->width; r4++)
+        {
+            if (sub_805759C(MapGridGetMetatileBehaviorAt(r4 + 7, r6 + 7)) == TRUE)
+            {
+                retval++;
+            }
+        }
+    }
+
+    return retval;
+}
+
 #endif // DEBUG
-- 
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