float CallbackChain_ReturnValue; // read-only field of the current return value
entity CallbackChain_New(string name);
-float CallbackChain_Add(entity cb, float() func, float order)
+float CallbackChain_Add(entity cb, float() func, float order);
float CallbackChain_Remove(entity cb, float() func);
// a callback function is like this:
// float mycallback(entity me)
#define MUTATOR_REMOVING 0
#define MUTATOR_ADDING 1
+#define MUTATOR_ROLLING_BACK 2
typedef float(float) mutatorfunc_t;
float Mutator_Add(mutatorfunc_t func, string name);
void Mutator_Remove(mutatorfunc_t func, string name); // calls error() on fail
#define MUTATOR_DEFINITION(name) float MUTATOR_##name(float mode)
#define MUTATOR_DECLARATION(name) float MUTATOR_##name(float mode)
#define MUTATOR_HOOKFUNCTION(name) float HOOKFUNCTION_##name()
-#define MUTATOR_HOOK(cb,func,order) do { if(mode == MUTATOR_ADDING) { if(!HOOK_##cb) HOOK_##cb = CallbackChain_New(#cb); if(!CallbackChain_Add(HOOK_##cb,HOOKFUNCTION_##func,order)) { print("HOOK FAILED: ", #func, "\n"); return 1; } } else if(mode == MUTATOR_REMOVING) { if(HOOK_##cb) CallbackChain_Remove(HOOK_##cb,HOOKFUNCTION_##func); } } while(0)
+#define MUTATOR_HOOK(cb,func,order) do { if(mode == MUTATOR_ADDING) { if(!HOOK_##cb) HOOK_##cb = CallbackChain_New(#cb); if(!CallbackChain_Add(HOOK_##cb,HOOKFUNCTION_##func,order)) { print("HOOK FAILED: ", #func, "\n"); return 1; } } else if(mode == MUTATOR_REMOVING || mode == MUTATOR_ROLLING_BACK) { if(HOOK_##cb) CallbackChain_Remove(HOOK_##cb,HOOKFUNCTION_##func); } } while(0)
#define MUTATOR_ONADD if(mode == MUTATOR_ADDING)
#define MUTATOR_ONREMOVE if(mode == MUTATOR_REMOVING)
+#define MUTATOR_ONROLLBACK_OR_REMOVE if(mode == MUTATOR_REMOVING || mode == MUTATOR_ROLLING_BACK)
#define MUTATOR_HOOKABLE(cb) entity HOOK_##cb
#define MUTATOR_CALLHOOK(cb) CallbackChain_Call(HOOK_##cb)
MUTATOR_HOOKABLE(SetModname);
// OUT
string modname; // name of the mutator/mod if it warrants showing as such in the server browser
+
+MUTATOR_HOOKABLE(Item_Spawn);
+ // called for each item being spawned on a map, including dropped weapons
+ // return 1 to remove an item
+ // INPUT
+ entity self; // the item
MUTATOR_HOOKABLE(SetWeaponreplace);
// IN