From 02fd841f676ff84556af275ddab036e620b80966 Mon Sep 17 00:00:00 2001
From: tildearrow <me@tildearrow.org>
Date: Thu, 16 May 2024 02:28:49 -0500
Subject: [PATCH] handle device death

---
 src/gui/render/renderDX9.cpp | 9 ++++++++-
 1 file changed, 8 insertions(+), 1 deletion(-)

diff --git a/src/gui/render/renderDX9.cpp b/src/gui/render/renderDX9.cpp
index 5799d3e4b..8642f15d4 100644
--- a/src/gui/render/renderDX9.cpp
+++ b/src/gui/render/renderDX9.cpp
@@ -271,7 +271,11 @@ void FurnaceGUIRenderDX9::clear(ImVec4 color) {
 }
 
 void FurnaceGUIRenderDX9::present() {
-  device->Present(NULL,NULL,NULL,NULL);
+  if (device->Present(NULL,NULL,NULL,NULL)==D3DERR_DEVICEREMOVED) {
+    logI("device is gone");
+    dead=true;
+    return false;
+  }
 
   if (mustResize) {
     logI("DX9: resizing buffers");
@@ -302,6 +306,9 @@ void FurnaceGUIRenderDX9::present() {
     priv->present.BackBufferCount=1;
     if (result==D3DERR_INVALIDCALL) {
       logE("OH NO");
+      dead=true;
+      mustResize=false;
+      return;
     }
 
     ImGui_ImplDX9_CreateDeviceObjects();