[hellfire] PM_ChangeOffset

Source/gamemenu.cpp

@@ -1,5 +1,9 @@
 #include "diablo.h"
 
+#ifdef HELLFIRE
+BOOL jogging_opt = TRUE;
+#endif
+
 TMenuItem sgSingleMenu[6] = {
 	// clang-format off
 	//   dwFlags, pszStr,        fnMenu

Source/gamemenu.h

@@ -2,6 +2,10 @@
 #ifndef __GAMEMENU_H__
 #define __GAMEMENU_H__
 
+#ifdef HELLFIRE
+extern BOOL jogging_opt;
+#endif
+
 void gamemenu_previous();
 void gamemenu_enable_single(TMenuItem *pMenuItems);
 void gamemenu_enable_multi(TMenuItem *pMenuItems);

Source/player.cpp

@@ -1344,12 +1344,23 @@ void PM_ChangeOffset(int pnum)
 
 	plr[pnum]._pVar6 += plr[pnum]._pxvel;
 	plr[pnum]._pVar7 += plr[pnum]._pyvel;
+
+#ifdef HELLFIRE
+	if (currlevel == 0 && jogging_opt) {
+		plr[pnum]._pVar6 += plr[pnum]._pxvel;
+		plr[pnum]._pVar7 += plr[pnum]._pyvel;
+	}
+#endif
+
 	plr[pnum]._pxoff = plr[pnum]._pVar6 >> 8;
 	plr[pnum]._pyoff = plr[pnum]._pVar7 >> 8;
 
+	px -= plr[pnum]._pVar6 >> 8;
+	py -= plr[pnum]._pVar7 >> 8;
+
 	if (pnum == myplr && ScrollInfo._sdir) {
-		ScrollInfo._sxoff += px - plr[pnum]._pxoff;
-		ScrollInfo._syoff += py - plr[pnum]._pyoff;
+		ScrollInfo._sxoff += px;
+		ScrollInfo._syoff += py;
 	}
 
 	PM_ChangeLightOff(pnum);