From 0e32c9a247d11c432a7360a185ce0734bfd6a08f Mon Sep 17 00:00:00 2001 From: Henri Verbeet Date: Thu, 18 Apr 2013 09:35:11 +0200 Subject: [PATCH] wined3d: Add a performance warning for mapping a dynamic surface without WINED3D_MAP_DISCARD. --- dlls/wined3d/surface.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/dlls/wined3d/surface.c b/dlls/wined3d/surface.c index f7e99ab75de..e9c0b529794 100644 --- a/dlls/wined3d/surface.c +++ b/dlls/wined3d/surface.c @@ -894,6 +894,9 @@ static void surface_map(struct wined3d_surface *surface, const RECT *rect, DWORD } else { + if (surface->resource.usage & WINED3DUSAGE_DYNAMIC) + WARN_(d3d_perf)("Mapping a dynamic surface without WINED3D_MAP_DISCARD.\n"); + /* surface_load_location() does not check if the rectangle specifies * the full surface. Most callers don't need that, so do it here. */ if (rect && !rect->top && !rect->left -- 2.11.4.GIT