From 8760d86f8cfc2c7f1234736deaa7aa943937e7c9 Mon Sep 17 00:00:00 2001
From: assiduous <assiduous@diligentgraphics.com>
Date: Fri, 27 Oct 2023 16:39:07 -0700
Subject: [PATCH] HnRenderPass: skip invisible RPrims

---
 Hydrogent/src/HnRenderPass.cpp | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/Hydrogent/src/HnRenderPass.cpp b/Hydrogent/src/HnRenderPass.cpp
index 0aa98b96..ca043690 100644
--- a/Hydrogent/src/HnRenderPass.cpp
+++ b/Hydrogent/src/HnRenderPass.cpp
@@ -128,6 +128,9 @@ void HnRenderPass::_Execute(const pxr::HdRenderPassStateSharedPtr& RPState,
         if (pRPrim == nullptr)
             continue;
 
+        if (!pRPrim->IsVisible())
+            continue;
+
         const auto&         MaterialId = pRPrim->GetMaterialId();
         const pxr::HdSprim* pMaterial  = pRenderIndex->GetSprim(pxr::HdPrimTypeTokens->material, MaterialId);
         if (pMaterial == nullptr)