From 4d6ea56083627f9ad327ceb6eab8054c5dcce9c3 Mon Sep 17 00:00:00 2001
From: Sam Lantinga <slouken@libsdl.org>
Date: Sun, 10 Mar 2002 03:38:32 +0000
Subject: [PATCH] Only put surfaces in video memory if there are accelerated
 blits

---
 src/video/SDL_video.c | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/src/video/SDL_video.c b/src/video/SDL_video.c
index 0eed76e20..96ec1dc26 100644
--- a/src/video/SDL_video.c
+++ b/src/video/SDL_video.c
@@ -844,7 +844,10 @@ SDL_Surface * SDL_DisplayFormat (SDL_Surface *surface)
 		return(NULL);
 	}
 	/* Set the flags appropriate for copying to display surface */
-	flags  = (SDL_PublicSurface->flags&SDL_HWSURFACE);
+	if ((SDL_PublicSurface->flags&SDL_HWSURFACE == SDL_HWSURFACE) && current_video->info.blit_hw)
+		flags = SDL_HWSURFACE;
+	else 
+		flags = SDL_SWSURFACE;
 #ifdef AUTORLE_DISPLAYFORMAT
 	flags |= (surface->flags & (SDL_SRCCOLORKEY|SDL_SRCALPHA));
 	flags |= SDL_RLEACCELOK;