Adds collection of patches to remove hardcoded properties from game t…

…ypes.

src/vinifera/vinifera_functions.cpp

@@ -53,10 +53,81 @@
 #include "asserthandler.h"
 #include <string>
 
+#include "hooker.h"
+#include "hooker_macros.h"
+
 
 static DynamicVectorClass<Wstring> ViniferaSearchPaths;
 
 
+/**
+ *  Should certain hardcoded properties for game types be removed?
+ */
+static bool Vinifera_RemoveHardcodedTypeProperties = false;
+
+
+/**
+ *  This function patches out various hardcoded properties for game types.
+ * 
+ *  @author: CCHyper
+ */
+static void Vinifera_Remove_Hardcoded_Type_Properties()
+{
+    /**
+     *  Removes hardcoded "Strength=1200" from ObjectType with the name "HMEC".
+     */
+    Patch_Byte_Range(0x00588C5F, 0x90, 6);
+    Patch_Jump(0x00588C6B, 0x00588C7E);
+
+    /**
+     *  Removes hardcoded values;
+     *    "GuardRange=5"
+     *    "Cost=250"
+     *
+     *  from TechnoTypes with the names "GAFSDF", "GAWALL" and/or "NAWALL"
+     */
+    Patch_Jump(0x0063BAC8, 0x0063BB6E);
+    Patch_Jump(0x0063C8E2, 0x0063C988);
+
+    /**
+     *  Removes hardcoded "Explodes=yes" from TechnoType with the name "E2".
+     */
+    Patch_Byte_Range(0x0063BB82, 0x90, 6);
+    Patch_Jump(0x0063BB8E, 0x0063BBA1);
+
+    /**
+     *  Removes hardcoded "BaseNormal=no" from BuildingTypes with the names "NAFNCE" and/or "NAPOST"
+     */
+    Patch_Byte_Range(0x00440C38, 0x90, 6);
+    Patch_Jump(0x00440C44, 0x00440C69);
+
+    /**
+     *  Removes hardcoded values;
+     *    "ProneDamage=0.3"
+     *    "Verses=0.4, 0.85, 0.68, 0.35, 0.35"
+     * 
+     *  from WarheadType with the name "ARTYHE". These hardcoded properties
+     *  only applied to multiplayer games, and not the singleplayer campaign.
+     */
+    Patch_Jump(0x0066F4C6, 0x0066F566);
+
+    /**
+     *  Removes hardcoded values;
+     *    "ROF=150"
+     *    "Damage=115"
+     * 
+     *  from WeaponType with the name "155mm". These hardcoded properties
+     *  only applied to multiplayer games, and not the singleplayer campaign.
+     */
+    Patch_Jump(0x00681250, 0x0068129D);
+
+    /**
+     *  Removes hardcoded "Power=17" from TiberiumType "Vinifera".
+     */
+    Patch_Jump(0x00644DB8, 0x00644DD4);
+}
+
+
 /**
  *  Load any Vinifera settings that provide overrides.
  * 
@@ -121,6 +192,12 @@ bool Vinifera_Load_INI()
         }
     }
 
+    /**
+     *  The following are just various values loaded that effect the initialisation
+     *  of the game and Vinifera.
+     */
+    Vinifera_RemoveHardcodedTypeProperties = ini.Get_Bool("General", "RemoveHardcodedTypeProperties", Vinifera_RemoveHardcodedTypeProperties);
+
     return true;
 }
 
@@ -591,6 +668,16 @@ bool Vinifera_Startup()
     //CnCNet5::IsActive = true; // Enable when new Client system is implemented.
 #endif
 
+    /**
+     *  Patching these is a little awkward. Ideally this should be done before the
+     *  game intialises, but we need to do it after the search paths have been set
+     *  otherwise we won't be able to support TS Client setups with Vinifera.ini
+     *  placed in a additional search path.
+     */
+    if (Vinifera_RemoveHardcodedTypeProperties) {
+        Vinifera_Remove_Hardcoded_Type_Properties();
+    }
+
     return true;
 }