Matteo Bruni : wined3d: Disable WINED3DFMT_NULL on backbuffer ORM.

[Alexandre Julliard]

Module: wine
Branch: master
Commit: b67e9ddbb3567b0443b3895bf496c033db04f687
URL:    https://source.winehq.org/git/wine.git/?a=commit;h=b67e9ddbb3567b0443b3895bf496c033db04f687

Author: Matteo Bruni <mbruni at codeweavers.com>
Date:   Fri Mar  5 17:06:24 2021 +0100

wined3d: Disable WINED3DFMT_NULL on backbuffer ORM.

Signed-off-by: Matteo Bruni <mbruni at codeweavers.com>
Signed-off-by: Henri Verbeet <hverbeet at codeweavers.com>
Signed-off-by: Alexandre Julliard <julliard at winehq.org>

---

 dlls/wined3d/utils.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/dlls/wined3d/utils.c b/dlls/wined3d/utils.c
index 11df11fbcd9..9df51872d42 100644
--- a/dlls/wined3d/utils.c
+++ b/dlls/wined3d/utils.c
@@ -3134,7 +3134,8 @@ static BOOL init_format_texture_info(struct wined3d_adapter *adapter, struct win
                 && (format->f.flags[WINED3D_GL_RES_TYPE_TEX_2D] & WINED3DFMT_FLAG_INTEGER))
             continue;
 
-        if (wined3d_settings.offscreen_rendering_mode != ORM_FBO && format->f.id == WINED3DFMT_D16_LOCKABLE)
+        if (wined3d_settings.offscreen_rendering_mode != ORM_FBO
+                && (format->f.id == WINED3DFMT_D16_LOCKABLE || format->f.id == WINED3DFMT_NULL))
             continue;
 
         format->internal = format_texture_info[i].gl_internal;