Examples: SDL+DX11: Fixed resizing main window. Amend (ocornut#3057)

DonKult · Mar 11, 2020 · b016f1a · b016f1a
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diff --git a/docs/CHANGELOG.txt b/docs/CHANGELOG.txt
@@ -67,7 +67,8 @@ Other Changes:
 - Backends: SDL: Added ImGui_ImplSDL2_InitForMetal() for API consistency (even though the function
   currently does nothing).
 - Backends: SDL: Fixed mapping for ImGuiKey_KeyPadEnter. (#3031) [@Davido71]
-- Examples: Added SDL2+Metal example application. (#3017) [@coding-jackalope]
+- Examples: SDL+DX11: Fixed resizing main window. (#3057) [@joeslay]
+- Examples: Added SDL+Metal example application. (#3017) [@coding-jackalope]
 
 
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diff --git a/examples/example_sdl_directx11/main.cpp b/examples/example_sdl_directx11/main.cpp
@@ -101,12 +101,10 @@ int main(int, char**)
                 done = true;
             if (event.type == SDL_WINDOWEVENT && event.window.event == SDL_WINDOWEVENT_CLOSE && event.window.windowID == SDL_GetWindowID(window))
                 done = true;
-            if (event.type == SDL_WINDOWEVENT && event.window.event == SDL_WINDOWEVENT_RESIZED)
+            if (event.type == SDL_WINDOWEVENT && event.window.event == SDL_WINDOWEVENT_RESIZED && event.window.windowID == SDL_GetWindowID(window))
             {                
-                g_pd3dDeviceContext->OMSetRenderTargets(0, 0, 0);
-                // Release all outstanding references to the swap chain's buffers.
-                g_mainRenderTargetView->Release();
-
+                // Release all outstanding references to the swap chain's buffers before resizing.
+                CleanupRenderTarget();
                 g_pSwapChain->ResizeBuffers(0, 0, 0, DXGI_FORMAT_UNKNOWN, 0);
                 CreateRenderTarget();
             }