From 1617b4618dcd99c7b2bb4e791ffe7a549888360c Mon Sep 17 00:00:00 2001
From: baldurk <baldurk@baldurk.org>
Date: Thu, 20 Dec 2018 10:36:59 +0000
Subject: [PATCH] Fix crash on GL after saving a texture to disk, wrong thread
 access

---
 qrenderdoc/Windows/TextureViewer.cpp | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

diff --git a/qrenderdoc/Windows/TextureViewer.cpp b/qrenderdoc/Windows/TextureViewer.cpp
index 6aab23611..45be21e08 100644
--- a/qrenderdoc/Windows/TextureViewer.cpp
+++ b/qrenderdoc/Windows/TextureViewer.cpp
@@ -3480,7 +3480,13 @@ void TextureViewer::on_saveTex_clicked()
       m_SaveConfig.resourceId = id;
   }
 
-  const ResourceId overlayTexID = m_Output->GetDebugOverlayTexID();
+  ResourceId overlayTexID;
+  if(m_TexDisplay.overlay != DebugOverlay::NoOverlay)
+  {
+    m_Ctx.Replay().BlockInvoke([this, &overlayTexID](IReplayController *r) {
+      overlayTexID = m_Output->GetDebugOverlayTexID();
+    });
+  }
   const bool hasSelectedOverlay = (m_TexDisplay.overlay != DebugOverlay::NoOverlay);
   const bool hasOverlay = (hasSelectedOverlay && overlayTexID != ResourceId());
   TextureSaveDialog saveDialog(*texptr, hasOverlay, m_SaveConfig, this);