From 4dae5206c008c622ea706359d1c68f49aea9fecf Mon Sep 17 00:00:00 2001
From: KeybadeBlox <fluorescencia@protonmail.com>
Date: Fri, 2 Jan 2026 23:14:59 -0500
Subject: [PATCH] Minor decompiling in JSRF/Core

---
 decompile/src/JSRF/Core.cpp | 36 ++++++++++++++++++++++++------------
 decompile/src/XDK/Win32.hpp | 17 +++++++++++++++--
 readme.md                   |  2 +-
 3 files changed, 40 insertions(+), 15 deletions(-)

diff --git a/decompile/src/JSRF/Core.cpp b/decompile/src/JSRF/Core.cpp
index 6776322..62ae1cd 100644
--- a/decompile/src/JSRF/Core.cpp
+++ b/decompile/src/JSRF/Core.cpp
@@ -6,6 +6,10 @@ Game and GameObj classes that form the foundation of the JSRF game code.
 
 #include "Core.hpp"
 
+// Declarations for symbols not yet defined in their own source files
+// Remove these once they've been delinked!
+void readInput();
+
 // Address: 0x00011000
 // Matching: no
 GameObj::~GameObj() {
@@ -171,11 +175,17 @@ GameObj * GameObj::getParent() {
 // Address: 0x00011BE0
 // Matching: no
 void GameObj::removeFromObjList(GameObj * obj) {
+	if (obj->flags > -1) {
+	}
 }
 
 // Address: 0x00011C20
 // Matching: no
 void GameObj::removeChildrenFromObjList(GameObj * firstChild) {
+	if (firstChild != NULL) do {
+		if (firstChild->flags > -1) {
+		}
+	} while (firstChild != NULL);
 }
 
 // Address: 0x00011C80
@@ -281,7 +291,7 @@ GameObj::GameObj(GameObj * parent, GameObjIndex index, GameObjFlags flags) {
 }
 
 // Address: 0x00012170
-// Matching: no
+// Matching: yes
 DrawTree::DrawTree(GameObj * parent, GameObjIndex index, GameObjFlags flags) :
 	GameObj(parent, index, flags) {
 	this->otherBitfield = 7;
@@ -495,6 +505,11 @@ void Game::appendToDrawPriorityList(GameObj * obj) {
 // Address: 0x00012A20
 // Matching: no
 void Game::sortDrawPriorityListSingleLevel(char sortKeyBitOffset) {
+	for (
+		unsigned i = 0;
+		i < sizeof this->drawPriorityListsByKeyHeads/sizeof *this->drawPriorityListsByKeyHeads;
+		i++
+	) this->drawPriorityListsByKeyHeads[i] = NULL;
 }
 
 // Address: 0x00012AC0
@@ -547,22 +562,19 @@ void Game::draw() {
 // Address: 0x00013A80
 // Matching: no
 void Game::frame() {
+	readInput();
 }
 
 // Address: 0x00013F80
-// Matching: no
+// Matching: yes
 int Game::mainLoop() {
-	if (this->initState < 0) return -1;
-
-	while (true) {
-		while (this->fatalErr) {
-			// (need to declare these somewhere)
-			//readInput();
-			//Sleep(0x10);
+	if (this->initState >= 0) while (true) {
+		if (this->fatalErr == FALSE) this->frame();
+		else {
+			readInput();
+			Sleep(0x10);
 		}
-
-		this->frame();
-	}
+	} else return -1;
 }
 
 // Address: 0x00013FC0
diff --git a/decompile/src/XDK/Win32.hpp b/decompile/src/XDK/Win32.hpp
index 32cc801..1a9c0e3 100644
--- a/decompile/src/XDK/Win32.hpp
+++ b/decompile/src/XDK/Win32.hpp
@@ -21,8 +21,11 @@ typedef unsigned char  BYTE;
 typedef unsigned short WORD;
 typedef unsigned long  DWORD;
 
-typedef int   BOOL;
-typedef float FLOAT;
+typedef void            VOID;
+typedef void          * LPVOID;
+typedef unsigned long   SIZE_T;
+typedef float           FLOAT;
+typedef int             BOOL;
 
 #define TRUE  1
 #define FALSE 0
@@ -46,4 +49,14 @@ typedef long HRESULT;
 #define ERROR_SUCCESS 0L
 #define E_OUTOFMEMORY 0x8007000EL
 
+// Standard Win32 functions
+VOID __stdcall Sleep(DWORD dwMilliseconds);
+
+LPVOID __stdcall VirtualAlloc(
+	LPVOID lpAddress,
+	SIZE_T dwSize,
+	DWORD flAllocationType,
+	DWORD flProtect
+);
+
 #endif
diff --git a/readme.md b/readme.md
index 16d660e..273b5fd 100644
--- a/readme.md
+++ b/readme.md
@@ -3,7 +3,7 @@ A matching decompilation of the Xbox game Jet Set Radio Future.
 
 ## Progress
 - Delinking progress: 0.52% (13263 out of 2574172 bytes in XBE address space)
-- Decompilation progress: 29.6% (29 out of the 98 functions delinked so far)
+- Decompilation progress: 30.6% (30 out of the 98 functions delinked so far)
 
 ## Roadmap
 The approach of this decompilation is to: