From f75fcce0dae0bc166bd01d36a150aded1fd721f3 Mon Sep 17 00:00:00 2001
From: mob-sakai <sakai861104@gmail.com>
Date: Mon, 14 Aug 2023 16:15:17 +0900
Subject: [PATCH] fix: assertion 'ps->array_size()' in UpdateMesh() when using
 trails of type ribbon

close #241
---
 Scripts/UIParticleRenderer.cs | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/Scripts/UIParticleRenderer.cs b/Scripts/UIParticleRenderer.cs
index ea2fa76..1d19774 100644
--- a/Scripts/UIParticleRenderer.cs
+++ b/Scripts/UIParticleRenderer.cs
@@ -278,7 +278,7 @@ namespace Coffee.UIExtensions
 
             // Bake mesh.
             Profiler.BeginSample("[UIParticleRenderer] Bake Mesh");
-            if (_isTrail && _parent.canSimulate)
+            if (_isTrail && _parent.canSimulate && 0 < s_CombineInstances[0].mesh.vertexCount)
             {
                 _renderer.BakeTrailsMesh(s_CombineInstances[0].mesh, bakeCamera, true);
             }