From: Lukas Krickl <lukas@krickl.dev>
Date: Tue, 26 Nov 2024 13:33:12 +0000 (+0100)
Subject: Moved animation load macro to macro defs
X-Git-Url: https://git.krickl.dev/?a=commitdiff_plain;h=39afa97ef91bf4032765e53e6cb2311d72a0d6e6;p=gbrg%2F.git

Moved animation load macro to macro defs
---

diff --git a/src/macros.inc b/src/macros.inc
index e2ac287..a0fd3c8 100644
--- a/src/macros.inc
+++ b/src/macros.inc
@@ -56,3 +56,21 @@
   ld a, 1
   ld [end_turn], a
 #endmacro
+
+  ; loads an animation frame 
+  ; from a table
+  ; uses hl and a
+  ; inputs:
+  ;   $1: table 
+  ;   $2: max frames (mask)
+  ; returns:
+  ;   a: the frame 
+#macro load_anim_frame
+  ld hl, $1 
+  ld a, [frame_count]
+  and a, $2 ; max frames  
+  ld d, 0
+  ld e, a 
+  add hl, de ; hl = correct tile index 
+  ld a, [hl]
+#endmacro