Fix #193 initialize focus modes correctly

_work/data/Scripts/Content/GFA/_intern/init.d

@@ -326,10 +326,27 @@ func void GFA_InitAlways() {
         // The focus instances are, however, critical for enabling/disabling free aiming: Reinitialize them by hand.
         // Additionally, they need to be reset on loading. Otherwise the default values are lost
         MEM_Info("Initializing focus modes.");
-        const int call = 0;
-        if (CALL_Begin(call)) {
-            CALL__cdecl(oCNpcFocus__InitFocusModes);
-            call = CALL_End();
+
+        if (!MEM_ReadInt(oCNpcFocus__focus)) {
+            // Create and initialize focus modes
+            const int call = 0;
+            if (CALL_Begin(call)) {
+                CALL__cdecl(oCNpcFocus__InitFocusModes);
+                call = CALL_End();
+            };
+        } else {
+            // Reinitialize already created focus modes
+            repeat(i, oCNpcFocus__num); var int i;
+                var int focusModePtr; focusModePtr = MEM_ReadIntArray(oCNpcFocus__focuslist, i);
+                var int focusModeNamePtr; focusModeNamePtr = oCNpcFocus__focusnames + i * sizeof_zString;
+
+                const int call2 = 0;
+                if (CALL_Begin(call2)) {
+                    CALL_PtrParam(_@(focusModeNamePtr));
+                    CALL__thiscall(_@(focusModePtr), oCNpcFocus__Init);
+                    call2 = CALL_End();
+                };
+            end;
         };
 
         // Backup focus instance values

_work/data/Scripts/Content/GFA/_intern/offsets_G1.d

@@ -64,6 +64,10 @@ const int oCNpc__EV_Strafe_magicCombat               =  0;
 const int oCNpc__Interrupt_stopAnisLayerA            =  6891985; //0x6929D1
 const int oCNpc__RefreshNpc_createAmmoIfNone         =  6940460; //0x69E72C
 const int oCNpcFocus__InitFocusModes                 =  6507760; //0x634CF0
+const int oCNpcFocus__Init                           =  6508608; //0x635040
+const int oCNpcFocus__focusnames                     =  9283000; //0x8DA5B8
+const int oCNpcFocus__focuslist                      =  9283120; //0x8DA630
+const int oCNpcFocus__focus                          =  9283144; //0x8DA648
 const int oCItem___CreateNewInstance                 =  6764320; //0x673720
 const int oCItem__InitByScript                       =  6755936; //0x671660
 const int oCItem__InsertEffect                       =  0;                                 // Does not exist in Gothic 1
@@ -256,6 +260,8 @@ const int sizeof_zTTraceRayReport                    = 40;  //0x0028
 const int sizeof_zCCollisionReport                   = 52;  //0x0034
 const int sizeof_zMAT4                               = 64;  //0x0040
 
+const int oCNpcFocus__num                            = 6;   // Number of different focus modes
+
 // Trafo matrix as zMAT4 is divided column wise
 const int zMAT4_rightVec                             = 0; // Right vector
 const int zMAT4_upVec                                = 1; // Up vector

_work/data/Scripts/Content/GFA/_intern/offsets_G2.d

@@ -64,6 +64,10 @@ const int oCNpc__EV_Strafe_magicCombat               =  6833595; //0x6845BB
 const int oCNpc__Interrupt_stopAnisLayerA            =  7560322; //0x735C82
 const int oCNpc__RefreshNpc_createAmmoIfNone         =  7611174; //0x742326
 const int oCNpcFocus__InitFocusModes                 =  7072384; //0x6BEA80
+const int oCNpcFocus__Init                           =  7073344; //0x6BEE40
+const int oCNpcFocus__focusnames                     = 11208320; //0xAB0680
+const int oCNpcFocus__focuslist                      = 11208440; //0xAB06F8
+const int oCNpcFocus__focus                          = 11208504; //0xAB0738
 const int oCItem___CreateNewInstance                 =  7423040; //0x714440
 const int oCItem__InitByScript                       =  7412688; //0x711BD0
 const int oCItem__InsertEffect                       =  7416896; //0x712C40
@@ -256,6 +260,8 @@ const int sizeof_zTTraceRayReport                    = 40;  //0x0028
 const int sizeof_zCCollisionReport                   = 52;  //0x0034
 const int sizeof_zMAT4                               = 64;  //0x0040
 
+const int oCNpcFocus__num                            = 6;   // Number of different focus modes
+
 // Trafo matrix as zMAT4 is divided column wise
 const int zMAT4_rightVec                             = 0; // Right vector
 const int zMAT4_upVec                                = 1; // Up vector