Added a new setting to DebugMode to send debug output to both the screen and the debug log (from Crafty)

Simplified the code for ObjCanSeeObj_ShootThru_Fix a bit (from Mr.Stalin)
Changed sfall to not to create sfallfs.sav when UseFileSystemOverride is disabled.

artifacts/ddraw.ini

@@ -649,8 +649,8 @@ CreditsAtBottom=0
 Enable=0
 
 ;Fallout 2 Debug Patch
-;Set to 1 to enable debugging output to screen or 2 to create a debug.log file
-;While you don't need to create an environment variable, you do still need to set the appropriate lines in fallout2.cfg
+;Set to 1 to send debug output to the screen, 2 to a debug.log file, or 3 to both the screen and a debug.log file
+;While you don't need to create an environment variable, you do still need to set the appropriate lines in fallout2.cfg:
 ;-------
 ;[debug]
 ;mode=environment

sfall/FalloutEngine.cpp

@@ -310,6 +310,7 @@ const DWORD db_get_file_list_ = 0x4C6628;
 const DWORD db_read_to_buf_ = 0x4C5DD4;
 const DWORD dbase_close_ = 0x4E5270;
 const DWORD dbase_open_ = 0x4E4F58;
+const DWORD debug_log_ = 0x4C7028;
 const DWORD debug_printf_ = 0x4C6F48;
 const DWORD debug_register_env_ = 0x4C6D90;
 const DWORD determine_to_hit_func_ = 0x4243A8;

sfall/FalloutEngine.h

@@ -88,6 +88,7 @@
 #define _glblmode                   0x5709D0
 #define _gmouse_current_cursor      0x518C0C
 #define _gmovie_played_list         0x596C78
+#define _GNW_win_init_flag          0x51E3E0
 #define _GreenColor                 0x6A3CB0
 #define _gsound_initialized         0x518E30
 #define _hit_location_penalty       0x510954
@@ -506,6 +507,7 @@ extern const DWORD db_get_file_list_;
 extern const DWORD db_read_to_buf_;
 extern const DWORD dbase_close_;
 extern const DWORD dbase_open_;
+extern const DWORD debug_log_;
 extern const DWORD debug_printf_;
 extern const DWORD debug_register_env_;
 extern const DWORD determine_to_hit_func_;

sfall/FileSystem.cpp

@@ -36,7 +36,7 @@ std::vector<fsFile> files;
 
 static DWORD loadedtiles = 0;
 static DWORD retval;
-static bool UsingFileSystem = false;
+bool UsingFileSystem = false;
 
 struct openFile {
 	DWORD pos;
@@ -446,12 +446,9 @@ void FileSystemReset() {
 		for (DWORD i = files.size() - 1; i >= loadedtiles; i--) files.erase(files.begin() + i);
 	}
 }
+
 void FileSystemSave(HANDLE h) {
 	DWORD count = 0, unused;
-	if (!UsingFileSystem) {
-		WriteFile(h, &count, 4, &unused, 0);
-		return;
-	}
 	for (DWORD i = 0; i < files.size(); i++) {
 		if (files[i].data) count++;
 	}

sfall/FileSystem.h

@@ -18,6 +18,8 @@
 
 #pragma once
 
+extern bool UsingFileSystem;
+
 void FileSystemInit();
 void FileSystemReset();
 void FileSystemSave(HANDLE h);

sfall/LoadGameHook.cpp

@@ -110,13 +110,15 @@ static void _stdcall SaveGame2() {
 		DisplayConsoleMessage(SaveSfallDataFailMsg);
 		PlaySfx("IISXXXX1");
 	}
+
+	if (!UsingFileSystem) return;
 	GetSavePath(buf, "fs");
 	h = CreateFileA(buf, GENERIC_WRITE, 0, 0, CREATE_ALWAYS, 0, 0);
 	if (h != INVALID_HANDLE_VALUE) {
 		FileSystemSave(h);
-	}
 		CloseHandle(h);
 	}
+}
 
 static char SaveFailMsg[128];
 static DWORD _stdcall combatSaveTest() {

sfall/ScriptExtender.cpp

@@ -1722,11 +1722,13 @@ void LoadGlobalScripts() {
 			isGlobalScriptLoading = 0;
 		}
 	}
+
 	__asm {
 		xor  edx, edx
 		lea  eax, filenames
 		call db_free_file_list_
 	}
+
 	dlogr("Finished loading global scripts.", DL_SCRIPT|DL_INIT);
 }
 

sfall/main.cpp

@@ -658,18 +658,14 @@ fail:
 	}
 }
 
-static void __declspec(naked) op_obj_can_see_obj_hook() { // (EAX *objStruct, EDX hexNum1, EBX hexNum2, ECX ?, stack1 **ret_objStruct, stack2 flags)
+static void __declspec(naked) op_obj_can_see_obj_hook() {
 	__asm {
-		push esi;
-		push edi;
-		push obj_shoot_blocking_at_;         // arg3 check hex objects func pointer
-		mov  esi, 0x20;                      // arg2 flags, 0x20 = check shootthru
-		push esi;
-		mov  edi, dword ptr ss:[esp + 0x14]; // arg1 **ret_objStruct
-		push edi;
-		call make_straight_path_func_;       // (EAX *objStruct, EDX hexNum1, EBX hexNum2, ECX ?, stack1 **ret_objStruct, stack2 flags, stack3 *check_hex_objs_func)
-		pop  edi;
-		pop  esi;
+		push obj_shoot_blocking_at_;      // check hex objects func pointer
+		push 0x20;                        // flags, 0x20 = check shootthru
+		mov  ecx, dword ptr [esp + 0x0C]; // buf **ret_objStruct
+		push ecx;
+		xor  ecx, ecx;
+		call make_straight_path_func_;    // (EAX *objStruct, EDX hexNum1, EBX hexNum2, ECX 0, stack1 **ret_objStruct, stack2 flags, stack3 *check_hex_objs_func)
 		retn 8;
 	}
 }
@@ -766,6 +762,16 @@ static void __declspec(naked) wmInterfaceInit_text_font_hook() {
 	}
 }
 
+static void __declspec(naked) win_debug_hook() {
+	__asm {
+		call debug_log_;
+		xor  eax, eax;
+		cmp  ds:[_GNW_win_init_flag], eax;
+		push 0x4DC320;
+		retn;
+	}
+}
+
 static void DllMain2() {
 	//SafeWrite8(0x4B15E8, 0xc3);
 	//SafeWrite8(0x4B30C4, 0xc3); //this is the one I need to override for bigger tiles
@@ -1102,8 +1108,17 @@ static void DllMain2() {
 				SafeWrite32(0x444A6E, 0x90909090);
 			}
 			SafeWrite8(0x4C6D9B, 0xB8);            // mov  eax, GNW/LOG
-			if (tmp == 2) SafeWrite32(0x4C6D9C, (DWORD)debugLog);
-			else SafeWrite32(0x4C6D9C, (DWORD)debugGnw);
+			if (tmp & 2) {
+				SafeWrite32(0x4C6D9C, (DWORD)debugLog);
+				if (tmp & 1) {
+					SafeWrite16(0x4C6E75, 0x66EB); // jmps 0x4C6EDD
+					SafeWrite8(0x4C6EF2, 0xEB);
+					SafeWrite8(0x4C7034, 0x0);
+					MakeJump(0x4DC319, win_debug_hook);
+				}
+			} else {
+				SafeWrite32(0x4C6D9C, (DWORD)debugGnw);
+			}
 			dlogr(" Done", DL_INIT);
 		}
 	}