From 523f94206b6cab4e2457492cc7b10eae53b106d3 Mon Sep 17 00:00:00 2001
From: Jarrod Doyle <thejarroddoyle@gmail.com>
Date: Fri, 23 Aug 2024 15:37:15 +0100
Subject: [PATCH] Add ObjVec pattern

---
 MainChunks.md                          | 2 +-
 patterns/db_files/AllChunks.pat        | 1 +
 patterns/db_files/DbFile.pat           | 6 +++++-
 patterns/db_files/chunks/ObjVec.hexpat | 8 ++++++++
 4 files changed, 15 insertions(+), 2 deletions(-)
 create mode 100644 patterns/db_files/chunks/ObjVec.hexpat

diff --git a/MainChunks.md b/MainChunks.md
index b6e3055..5e66fe7 100644
--- a/MainChunks.md
+++ b/MainChunks.md
@@ -36,7 +36,7 @@
 - [X] MAPISRC
 - [X] MissionEAX
 - [X] MultiBrush
-- [ ] ObjVec
+- [X] ObjVec
 - [X] OBJ_MAP
 - [ ] PHYS_SYSTEM
 - [ ] PLAYER
diff --git a/patterns/db_files/AllChunks.pat b/patterns/db_files/AllChunks.pat
index a09a9f2..bb8836e 100644
--- a/patterns/db_files/AllChunks.pat
+++ b/patterns/db_files/AllChunks.pat
@@ -31,6 +31,7 @@
 #include "db_files/chunks/Mission_GameSysEAX.hexpat"
 #include "db_files/chunks/MultiBrush.hexpat"
 #include "db_files/chunks/OBJ_MAP.hexpat"
+#include "db_files/chunks/ObjVec.hexpat"
 #include "db_files/chunks/P$_.hexpat"
 #include "db_files/chunks/Relations.hexpat"
 #include "db_files/chunks/RENDPARAMS.hexpat"
diff --git a/patterns/db_files/DbFile.pat b/patterns/db_files/DbFile.pat
index 7bb753c..031911c 100644
--- a/patterns/db_files/DbFile.pat
+++ b/patterns/db_files/DbFile.pat
@@ -70,6 +70,7 @@ struct TOCEntry {
         ("MissionEAX"): Chunk<AccousticsProperty> mission_eax @ offset;
         ("MultiBrush"): Chunk<MultiBrush> multibrush @ offset;
         ("OBJ_MAP"): Chunk<ObjMap> obj_map @ offset;
+        ("ObjVec"): Chunk<ObjVec> obj_vec @ offset;
         ("Relations"): Chunk<Relations> relations @ offset;
         ("RENDPARAMS"): Chunk<RendParams> rend_params @ offset;
         ("ROOM_DB"): Chunk<RoomDb> room_db @ offset;
@@ -92,10 +93,13 @@ struct TOCEntry {
             // if (std::string::starts_with(name, "LD$")) {
             //     std::print("LD: {}", name);
             // }
-            if (std::string::starts_with(name, "L$")) {
+            else if (std::string::starts_with(name, "L$")) {
                 Chunk<LinkMap> link_chunk @ offset [[name(name)]];
                 // std::print("L: {}", name);
             }
+            else {
+                std::print("Didn't load chunk: {}", name);
+            }
         }
     }
 };
diff --git a/patterns/db_files/chunks/ObjVec.hexpat b/patterns/db_files/chunks/ObjVec.hexpat
new file mode 100644
index 0000000..5228fb9
--- /dev/null
+++ b/patterns/db_files/chunks/ObjVec.hexpat
@@ -0,0 +1,8 @@
+#pragma once
+
+struct ObjVec {
+    s32 min_id;
+    s32 max_id;
+    s32 byte_count = (max_id - min_id) / 8;
+    u8 bitmap[byte_count] [[comment("Each bit indicates whether that ID is being used.")]];
+};
\ No newline at end of file