From 0f30278e48df520d7326949bbc5c065c23176f2a Mon Sep 17 00:00:00 2001
From: Adrian Wielgosik <adrian.wielgosik@gmail.com>
Date: Mon, 3 Oct 2022 22:48:57 +0200
Subject: [PATCH] Add missing comment

---
 swf/src/read.rs | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/swf/src/read.rs b/swf/src/read.rs
index d4dfa9347..f627b8028 100644
--- a/swf/src/read.rs
+++ b/swf/src/read.rs
@@ -1593,6 +1593,8 @@ impl<'a> Reader<'a> {
             }
 
             0x13 => {
+                // SWF19 says focal gradients are only allowed in SWFv8+ and DefineShape4,
+                // but it works even in earlier tags (#2730).
                 let gradient = self.read_gradient(shape_version)?;
                 let focal_point = self.read_fixed8()?;
                 if let Some(gradient) = gradient {