WIP. DX9: Prevent use textures released in ImGui_ImplDX9_InvalidateDe…

…viceObjects
ocornut · Apr 19, 2024 · e915a19 · e915a19
1 parent eebcad7
commit e915a19
Showing 1 changed file with 3 additions and 0 deletions.
diff --git a/backends/imgui_impl_dx9.cpp b/backends/imgui_impl_dx9.cpp
@@ -471,6 +471,9 @@ void ImGui_ImplDX9_UpdateTextures()
         {
             in_tex_data->EnsureFormat(ImTextureFormat_RGBA32);
 
+            if (current_texture != NULL && textures.find(current_texture) == textures.end())
+                current_texture = NULL; // Make sure we do not access textures released by ImGui_ImplDX9_InvalidateDeviceObjects()
+
             LPDIRECT3DTEXTURE9 new_texture = ImGui_ImplDX9_UpdateTexture(current_texture, in_tex_data);
             if (current_texture != nullptr && new_texture != current_texture)
                 textures.find_erase_unsorted(current_texture);