Merge 3c84097e15 into 32f395fb0c

autogen/lua_definitions/constants.lua

@@ -8123,7 +8123,8 @@ HOOK_MARIO_OVERRIDE_FLOOR_CLASS             = 56 --- @type LuaHookedEventType
 HOOK_ON_ADD_SURFACE                         = 57 --- @type LuaHookedEventType
 HOOK_ON_CLEAR_AREAS                         = 58 --- @type LuaHookedEventType
 HOOK_ON_PACKET_BYTESTRING_RECEIVE           = 59 --- @type LuaHookedEventType
-HOOK_MAX                                    = 60 --- @type LuaHookedEventType
+HOOK_OBJECT_UPDATE                          = 60 --- @type LuaHookedEventType
+HOOK_MAX                                    = 61 --- @type LuaHookedEventType
 
 --- @alias LuaHookedEventType
 --- | `HOOK_UPDATE`
@@ -8186,6 +8187,7 @@ HOOK_MAX                                    = 60 --- @type LuaHookedEventType
 --- | `HOOK_ON_ADD_SURFACE`
 --- | `HOOK_ON_CLEAR_AREAS`
 --- | `HOOK_ON_PACKET_BYTESTRING_RECEIVE`
+--- | `HOOK_OBJECT_UPDATE`
 --- | `HOOK_MAX`
 
 HUD_DISPLAY_LIVES         = 0 --- @type HudDisplayValue

docs/lua/constants.md

@@ -3523,7 +3523,8 @@
 | HOOK_ON_ADD_SURFACE | 57 |
 | HOOK_ON_CLEAR_AREAS | 58 |
 | HOOK_ON_PACKET_BYTESTRING_RECEIVE | 59 |
-| HOOK_MAX | 60 |
+| HOOK_OBJECT_UPDATE | 60 |
+| HOOK_MAX | 61 |
 
 [:arrow_up_small:](#)
 

docs/lua/guides/hooks.md

@@ -151,7 +151,7 @@ The lua functions sent to `hook_event()` will be automatically called by SM64 wh
 | HOOK_MARIO_OVERRIDE_FLOOR_CLASS | Called when Mario's floor class logic updates, return a `SURFACE_CLASS_*` constant to override the type. | [MarioState](../structs.md#MarioState) mario, `integer` surfaceClass |
 | HOOK_ON_ADD_SURFACE | Called when collision surfaces are added. | [Surface](../structs.md#Surface) surface, `boolean` dynamic |
 | HOOK_ON_CLEAR_AREAS | Called when a level's areas are unloaded. | None |
-
+| HOOK_OBJECT_UPDATE | Called once per object per frame | [Object](../structs.md#Object) obj |
 ### Parameters
 
 | Field | Type |

src/engine/behavior_script.c

@@ -1457,6 +1457,8 @@ cur_obj_update_begin:;
         }
     }
 
+    smlua_call_event_hooks(HOOK_OBJECT_UPDATE, gCurrentObject);
+
     // call the network area timer's run-once callback
 cur_obj_update_end:;
     if (gCurrentObject->areaTimerType != AREA_TIMER_TYPE_NONE) {

src/pc/lua/smlua_constants_autogen.c

@@ -3487,7 +3487,8 @@ char gSmluaConstants[] = ""
 "HOOK_ON_ADD_SURFACE=57\n"
 "HOOK_ON_CLEAR_AREAS=58\n"
 "HOOK_ON_PACKET_BYTESTRING_RECEIVE=59\n"
-"HOOK_MAX=60\n"
+"HOOK_OBJECT_UPDATE=60\n"
+"HOOK_MAX=61\n"
 "HUD_DISPLAY_LIVES=0\n"
 "HUD_DISPLAY_COINS=1\n"
 "HUD_DISPLAY_STARS=2\n"

src/pc/lua/smlua_hook_events.inl

@@ -58,3 +58,4 @@ SMLUA_EVENT_HOOK(HOOK_MARIO_OVERRIDE_FLOOR_CLASS, HOOK_RETURN_ON_OUTPUT_SET, str
 SMLUA_EVENT_HOOK(HOOK_ON_ADD_SURFACE, HOOK_RETURN_NEVER, struct Surface *surface, bool dynamic)
 SMLUA_EVENT_HOOK(HOOK_ON_CLEAR_AREAS, HOOK_RETURN_NEVER)
 SMLUA_EVENT_HOOK(HOOK_ON_PACKET_BYTESTRING_RECEIVE, HOOK_RETURN_NEVER, s32 modIndex, s32 valueIndex)
+SMLUA_EVENT_HOOK(HOOK_OBJECT_UPDATE, HOOK_RETURN_NEVER, struct Object *obj)

src/pc/lua/smlua_hook_events_autogen.inl

@@ -1863,3 +1863,30 @@ bool smlua_call_event_hooks_HOOK_ON_PACKET_BYTESTRING_RECEIVE(s32 modIndex, s32
     }
     return hookResult;
 }
+
+bool smlua_call_event_hooks_HOOK_OBJECT_UPDATE(struct Object *obj) {
+    lua_State *L = gLuaState;
+    if (L == NULL) { return false; }
+    bool hookResult = false;
+
+    struct LuaHookedEvent *hook = &sHookedEvents[HOOK_OBJECT_UPDATE];
+    for (int i = 0; i < hook->count; i++) {
+        s32 prevTop = lua_gettop(L);
+
+        // push the callback onto the stack
+        lua_rawgeti(L, LUA_REGISTRYINDEX, hook->reference[i]);
+
+        // push obj
+        smlua_push_object(L, LOT_OBJECT, obj, NULL);
+
+        // call the callback
+        if (0 != smlua_call_hook(L, 1, 0, 0, hook->mod[i], hook->modFile[i])) {
+            LOG_LUA("Failed to call the callback for hook %s", sLuaHookedEventTypeName[HOOK_OBJECT_UPDATE]);
+            continue;
+        }
+        hookResult = true;
+
+        lua_settop(L, prevTop);
+    }
+    return hookResult;
+}

src/pc/lua/smlua_hooks.h

@@ -74,6 +74,7 @@ enum LuaHookedEventType {
     HOOK_ON_ADD_SURFACE,
     HOOK_ON_CLEAR_AREAS,
     HOOK_ON_PACKET_BYTESTRING_RECEIVE,
+    HOOK_OBJECT_UPDATE,
     HOOK_MAX,
 };