From c72d8778bac317635b791b8695ee53480ad4b29b Mon Sep 17 00:00:00 2001
From: Alexander Batalov <alex.batalov@gmail.com>
Date: Sat, 22 Jul 2023 16:53:01 +0300
Subject: [PATCH] Add proto_new

---
 src/proto.cc | 42 ++++++++++++++++++++++++++++++++++++++++++
 src/proto.h  |  1 +
 2 files changed, 43 insertions(+)

diff --git a/src/proto.cc b/src/proto.cc
index 234cf5b..7bc7004 100644
--- a/src/proto.cc
+++ b/src/proto.cc
@@ -2031,6 +2031,48 @@ static int _proto_find_free_subnode(int type, Proto** protoPtr)
     return 0;
 }
 
+// 0x4A1E90
+int proto_new(int* pid, int type)
+{
+    Proto* proto;
+
+    if (_proto_find_free_subnode(type, &proto) == -1) {
+        return -1;
+    }
+
+    *pid = _proto_new_id(type) | (type << 24);
+    switch (type) {
+    case OBJ_TYPE_ITEM:
+        proto_item_init(proto, *pid);
+        proto->item.pid = *pid;
+        break;
+    case OBJ_TYPE_CRITTER:
+        _proto_critter_init(proto, *pid);
+        proto->critter.pid = *pid;
+        break;
+    case OBJ_TYPE_SCENERY:
+        proto_scenery_init(proto, *pid);
+        proto->scenery.pid = *pid;
+        break;
+    case OBJ_TYPE_WALL:
+        proto_wall_init(proto, *pid);
+        proto->wall.pid = *pid;
+        break;
+    case OBJ_TYPE_TILE:
+        proto_tile_init(proto, *pid);
+        proto->tile.pid = *pid;
+        break;
+    case OBJ_TYPE_MISC:
+        proto_misc_init(proto, *pid);
+        proto->misc.pid = *pid;
+        break;
+    default:
+        return -1;
+    }
+
+    return 0;
+}
+
 // Evict top most proto cache block.
 //
 // 0x4A2040
diff --git a/src/proto.h b/src/proto.h
index 61c7575..99c9d7e 100644
--- a/src/proto.h
+++ b/src/proto.h
@@ -132,6 +132,7 @@ int protoInit();
 void protoReset();
 void protoExit();
 int _proto_save_pid(int pid);
+int proto_new(int* pid, int type);
 void _proto_remove_all();
 int protoGetProto(int pid, Proto** out_proto);
 int _ResetPlayer();