From: Lukas Krickl <lukas@krickl.dev>
Date: Fri, 27 Dec 2024 09:23:31 +0000 (+0100)
Subject: Added struct for save game
X-Git-Url: https://git.krickl.dev/?a=commitdiff_plain;h=155b53df3409ffbac7f1006e447fd9e6ac18fb7f;p=gbrg%2F.git

Added struct for save game
---

diff --git a/src/sram.s b/src/sram.s
index b0edd89..f4e62ea 100644
--- a/src/sram.s
+++ b/src/sram.s
@@ -10,17 +10,4 @@
   ; flag for init of sram
 sram_magic: .adv 1
 
-  ; checksum of save game
-  ; this is simply all bytes in the save game added 
-save_game1_chksm: .adv 1
-
-  ; saving rng seed
-save_game1_seed: .adv 1
-  ; saving all rooms
-save_game1_rooms: .adv ROOM_SIZE_TOTAL * ROOMS_TOTAL
-  ; saving player state
-save_game1_player: .adv player_size
-
-  ; this is a canary value to detect out of bounds reads in sram
-  ; if this value is not SRAM_MAGIC then the save game is corrupted
-save_game1_overflow_canary: .adv 1
+save_game1: .adv save_game_size
diff --git a/src/wram.s b/src/wram.s
index 3db3cd8..68f6918 100644
--- a/src/wram.s
+++ b/src/wram.s
@@ -142,6 +142,22 @@ curr_room_exits: .adv 2
   ; room_struct, tiles, flags, actor_table, exit_table
 #define ROOM_SIZE_TOTAL room_size + ROOM_TILES_SIZE + ROOM_FLAGS_SIZE + ACTOR_TABLE_SIZE + ROOM_EXIT_TABLE_SIZE 
 
+  ; save game struct 
+.se 0
+  ; checksum of save game
+  ; this is simply all bytes in the save game added 
+.de save_game_chksm, 1
+  ; saving rng seed
+.de save_game_seed, 1
+  ; saving all rooms
+.de save_game_rooms, ROOM_SIZE_TOTAL * ROOMS_TOTAL
+  ; saving player state
+.de save_game_player, player_size
+  ; this is a canary value to detect out of bounds reads in sram
+  ; if this value is not SRAM_MAGIC then the save game is corrupted
+.de save_game_canary, 1
+.de save_game_size, 0
+
   ; drawing related flags
 
   ; UI flags