From 07b493afd2e5aa7b881d4e72d4e602e9a8a4a0bd Mon Sep 17 00:00:00 2001
From: Nick Fisher <nick.fisher@avinium.com>
Date: Fri, 16 Dec 2022 00:12:54 +0800
Subject: [PATCH] add frame length check

---
 lib/animations/animation_builder.dart | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/lib/animations/animation_builder.dart b/lib/animations/animation_builder.dart
index 4c9a4889..bcdd9283 100644
--- a/lib/animations/animation_builder.dart
+++ b/lib/animations/animation_builder.dart
@@ -15,7 +15,11 @@ class Animation {
   final Float32List? boneTransforms;
 
   Animation(this.morphData, this.numMorphWeights, this.boneTransforms,
-      this.boneNames, this.meshNames, this.numFrames, this.frameLengthInMs);
+      this.boneNames, this.meshNames, this.numFrames, this.frameLengthInMs) {
+    if (morphData != null && morphData!.length != numFrames * numMorphWeights) {
+      throw Exception("Mismatched animation data with frame length");
+    }
+  }
 
   Animation.from(
       {required List<List<double>> morphData,