From b56f3ca9bb8334870da9fc6ffa8351c5f3cc7efe Mon Sep 17 00:00:00 2001
From: UnknownShadow200 <unknownshadow200@gmail.com>
Date: Fri, 12 Feb 2021 21:01:17 +1100
Subject: [PATCH] Direct3D9: Don't crash if no video memory when initially
 trying to create device

---
 src/Graphics.c | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/src/Graphics.c b/src/Graphics.c
index 0203059b7..8e8acf001 100644
--- a/src/Graphics.c
+++ b/src/Graphics.c
@@ -323,7 +323,7 @@ static DWORD d3d9_formatMappings[2] = { D3DFVF_XYZ | D3DFVF_DIFFUSE, D3DFVF_XYZ
 
 static IDirect3D9* d3d;
 static IDirect3DDevice9* device;
-static DWORD createFlags = D3DCREATE_HARDWARE_VERTEXPROCESSING;
+static DWORD createFlags;
 static D3DFORMAT viewFormat, depthFormat;
 static int cachedWidth, cachedHeight;
 static int depthBits;
@@ -430,6 +430,7 @@ static void TryCreateDevice(void) {
 	D3D9_FillPresentArgs(&args);
 
 	/* Try to create a device with as much hardware usage as possible. */
+	createFlags = D3DCREATE_HARDWARE_VERTEXPROCESSING;
 	res = IDirect3D9_CreateDevice(d3d, D3DADAPTER_DEFAULT, D3DDEVTYPE_HAL, winHandle, createFlags, &args, &device);
 	/* Another running fullscreen application might prevent creating device */
 	if (res == D3DERR_DEVICELOST) { Gfx.LostContext = true; return; }
@@ -444,6 +445,9 @@ static void TryCreateDevice(void) {
 		res = IDirect3D9_CreateDevice(d3d, D3DADAPTER_DEFAULT, D3DDEVTYPE_HAL, winHandle, createFlags, &args, &device);
 	}
 
+	/* Not enough memory? Try again later in a bit */
+	if (res == D3DERR_OUTOFVIDEOMEMORY) { Gfx.LostContext = true; return; }
+
 	if (res) Logger_Abort2(res, "Creating Direct3D9 device");
 	res = IDirect3DDevice9_GetDeviceCaps(device, &caps);
 	if (res) Logger_Abort2(res, "Getting Direct3D9 capabilities");