From f1174a6fafffd25283046b91773082698edf6448 Mon Sep 17 00:00:00 2001
From: vinsentli <vinsentli@tencent.com>
Date: Thu, 5 Dec 2024 10:49:07 +0800
Subject: [PATCH] igl | metal | Enable null buffer in
 RenderCommandEncoder::bindBuffer()

---
 src/igl/metal/RenderCommandEncoder.mm | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/src/igl/metal/RenderCommandEncoder.mm b/src/igl/metal/RenderCommandEncoder.mm
index de82808e7c..4d89a8ba08 100644
--- a/src/igl/metal/RenderCommandEncoder.mm
+++ b/src/igl/metal/RenderCommandEncoder.mm
@@ -267,6 +267,9 @@
     auto& metalBuffer = static_cast<Buffer&>(*buffer);
     [encoder_ setVertexBuffer:metalBuffer.get() offset:offset atIndex:index];
     [encoder_ setFragmentBuffer:metalBuffer.get() offset:offset atIndex:index];
+  } else {
+    [encoder_ setVertexBuffer:nil offset:0 atIndex:index];
+    [encoder_ setFragmentBuffer:nil offset:0 atIndex:index];
   }
 }