From 14513a04c2c69a3095258b8653edd894fd7a5289 Mon Sep 17 00:00:00 2001
From: Haroon Qureshi <haroonq@google.com>
Date: Wed, 3 Dec 2025 05:00:32 -0800
Subject: [PATCH] Wait until previous render is finished before submitting
 another request.

PiperOrigin-RevId: 839707507
Change-Id: Ib39538540ff6080d197c2ea853b7273cc56084e7
---
 src/experimental/filament/filament/filament_context.cc | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/src/experimental/filament/filament/filament_context.cc b/src/experimental/filament/filament/filament_context.cc
index d82f3f1e..0623723b 100644
--- a/src/experimental/filament/filament/filament_context.cc
+++ b/src/experimental/filament/filament/filament_context.cc
@@ -158,6 +158,10 @@ void FilamentContext::Render(const mjrRect& viewport, const mjvScene* scene,
                                    : SceneView::DrawMode::kNormal;
 
     filament::View* view = scene_view_->PrepareRenderView(mode);
+
+    // Wait until previous frame is completed before requesting a new frame.
+    engine_->flushAndWait();
+
     if (renderer_->beginFrame(swap_chain_)) {
       renderer_->render(view);
       if (render_gui_) {