From bce43f74eb8e4570d0d043f5fc8257eef7a57399 Mon Sep 17 00:00:00 2001
From: Dominick DiMaggio <ddimaggio324@gmail.com>
Date: Sat, 6 Sep 2025 13:43:03 -0400
Subject: [PATCH] presentation: handle vrr for v1 clients (#11608)

---
 src/protocols/PresentationTime.cpp | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/src/protocols/PresentationTime.cpp b/src/protocols/PresentationTime.cpp
index f5a44893..b4fa51c7 100644
--- a/src/protocols/PresentationTime.cpp
+++ b/src/protocols/PresentationTime.cpp
@@ -64,8 +64,10 @@ void CPresentationFeedback::sendQueued(WP<CQueuedPresentationData> data, const T
     if (sizeof(time_t) > 4)
         tv_sec = TIMESPEC.tv_sec >> 32;
 
+    uint32_t refreshNs = m_resource->version() == 1 && data->m_monitor->m_vrrActive ? 0 : untilRefreshNs;
+
     if (data->m_wasPresented)
-        m_resource->sendPresented(sc<uint32_t>(tv_sec), sc<uint32_t>(TIMESPEC.tv_sec & 0xFFFFFFFF), sc<uint32_t>(TIMESPEC.tv_nsec), untilRefreshNs, sc<uint32_t>(seq >> 32),
+        m_resource->sendPresented(sc<uint32_t>(tv_sec), sc<uint32_t>(TIMESPEC.tv_sec & 0xFFFFFFFF), sc<uint32_t>(TIMESPEC.tv_nsec), refreshNs, sc<uint32_t>(seq >> 32),
                                   sc<uint32_t>(seq & 0xFFFFFFFF), sc<wpPresentationFeedbackKind>(flags));
     else
         m_resource->sendDiscarded();