From ebc4e15f3d9da4d944922eb6b67b6992f1930ca4 Mon Sep 17 00:00:00 2001
From: Corwin <corwin@kuiper.dev>
Date: Fri, 15 Jul 2022 21:59:36 +0100
Subject: [PATCH] constify sprite function

---
 agb/src/display/object.rs | 7 +++++--
 1 file changed, 5 insertions(+), 2 deletions(-)

diff --git a/agb/src/display/object.rs b/agb/src/display/object.rs
index 0b88c3e1..8f18f34b 100644
--- a/agb/src/display/object.rs
+++ b/agb/src/display/object.rs
@@ -249,8 +249,11 @@ impl Tag {
     }
 
     #[must_use]
-    pub fn sprite(&self, idx: usize) -> &'static Sprite {
-        &self.sprites()[idx]
+    pub const fn sprite(&self, idx: usize) -> &'static Sprite {
+        if idx >= self.len {
+            panic!("out of bounds access to sprite");
+        }
+        unsafe { &*self.sprites.add(idx) }
     }
 
     #[inline]