From 3a31a450287212307e4796494e9c6642b3824310 Mon Sep 17 00:00:00 2001
From: Sam Lantinga <slouken@libsdl.org>
Date: Wed, 10 Nov 2021 05:24:31 -0800
Subject: [PATCH] End the scene before resetting the D3D device, since we'll
 start with BeginScene after that.

If we don't do this, we'll end up with unbalanced Begin/End scene pairs which causes D3DERR_INVALIDCALL in the present.

Fixes https://github.com/libsdl-org/SDL/issues/4933
---
 src/render/direct3d/SDL_render_d3d.c | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/src/render/direct3d/SDL_render_d3d.c b/src/render/direct3d/SDL_render_d3d.c
index 06c174094..fb5fc6289 100644
--- a/src/render/direct3d/SDL_render_d3d.c
+++ b/src/render/direct3d/SDL_render_d3d.c
@@ -1425,6 +1425,12 @@ D3D_Reset(SDL_Renderer * renderer)
     SDL_Texture *texture;
     int i;
 
+    /* Cancel any scene that we've started */
+    if (!data->beginScene) {
+        IDirect3DDevice9_EndScene(data->device);
+        data->beginScene = SDL_TRUE;
+    }
+
     /* Release the default render target before reset */
     if (data->defaultRenderTarget) {
         IDirect3DSurface9_Release(data->defaultRenderTarget);