From ce9e612636bf76ea5ac2e18855784b70e952b2f2 Mon Sep 17 00:00:00 2001
From: Patrick Dawson <pat@dw.is>
Date: Thu, 18 Jan 2024 05:23:03 +0100
Subject: [PATCH] Viewports are stable

---
 addons/imgui-godot/ImGuiGodot/ImGuiGD.cs            | 12 +-----------
 addons/imgui-godot/ImGuiGodot/Internal/Viewports.cs |  7 ++++++-
 2 files changed, 7 insertions(+), 12 deletions(-)

diff --git a/addons/imgui-godot/ImGuiGodot/ImGuiGD.cs b/addons/imgui-godot/ImGuiGodot/ImGuiGD.cs
index 7d510b6..339f98d 100644
--- a/addons/imgui-godot/ImGuiGodot/ImGuiGD.cs
+++ b/addons/imgui-godot/ImGuiGodot/ImGuiGD.cs
@@ -157,26 +157,16 @@ public static void Shutdown()
             ImGui.DestroyContext();
     }
 
-    /// <summary>
-    /// EXPERIMENTAL! Please report bugs, with steps to reproduce.
-    /// </summary>
+    [Obsolete("just set ImGuiConfigFlags.ViewportsEnable instead")]
     public static void ExperimentalEnableViewports()
     {
         var io = ImGui.GetIO();
-        io.BackendFlags |= ImGuiBackendFlags.PlatformHasViewports;
         io.ConfigFlags |= ImGuiConfigFlags.ViewportsEnable;
 
         if (OS.GetName() != "Windows")
         {
             GD.PushWarning("ImGui Viewports have issues on macOS and Linux https://github.com/ocornut/imgui/wiki/Multi-Viewports#issues");
         }
-
-        var mainvp = ImGuiLayer.Instance.GetViewport();
-        if (mainvp.GuiEmbedSubwindows)
-        {
-            GD.PushWarning("ImGui Viewports: 'display/window/subwindows/embed_subwindows' needs to be disabled");
-            mainvp.GuiEmbedSubwindows = false;
-        }
     }
 
     /// <returns>
diff --git a/addons/imgui-godot/ImGuiGodot/Internal/Viewports.cs b/addons/imgui-godot/ImGuiGodot/Internal/Viewports.cs
index 1c2436e..570b349 100644
--- a/addons/imgui-godot/ImGuiGodot/Internal/Viewports.cs
+++ b/addons/imgui-godot/ImGuiGodot/Internal/Viewports.cs
@@ -23,7 +23,12 @@ public GodotImGuiWindow(ImGuiViewportPtr vp)
 
         Rect2I winRect = new(_vp.Pos.ToVector2I(), _vp.Size.ToVector2I());
 
-        ImGuiLayer.Instance.GetViewport().GuiEmbedSubwindows = false;
+        Window mainWindow = ImGuiLayer.Instance.GetWindow();
+        if (mainWindow.GuiEmbedSubwindows)
+        {
+            GD.PushWarning("ImGui Viewports: 'display/window/subwindows/embed_subwindows' needs to be disabled");
+            mainWindow.GuiEmbedSubwindows = false;
+        }
 
         GodotWindow = new Window()
         {