fix(meshutils): GetUsedUVComponents should now be able to return zero

Whinarn · Apr 30, 2020 · af60914 · af60914
1 parent e6f7925
commit af60914
Showing 1 changed file with 5 additions and 1 deletion.
diff --git a/Runtime/Utility/MeshUtils.cs b/Runtime/Utility/MeshUtils.cs
@@ -328,9 +328,13 @@ public static int GetUsedUVComponents(List<Vector4> uvs)
             if (uvs == null || uvs.Count == 0)
                 return 0;
 
-            int usedComponents = 1;
+            int usedComponents = 0;
             foreach (var uv in uvs)
             {
+                if (usedComponents < 1 && uv.x != 0f)
+                {
+                    usedComponents = 1;
+                }
                 if (usedComponents < 2 && uv.y != 0f)
                 {
                     usedComponents = 2;