[PATCH 3/4] opengl32: Expose every pixel format on memory DCs.

[Rémi Bernon]

From: Rémi Bernon

---
 dlls/opengl32/wgl.c | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/dlls/opengl32/wgl.c b/dlls/opengl32/wgl.c
index 7de0d1b1dba..e24327af15b 100644
--- a/dlls/opengl32/wgl.c
+++ b/dlls/opengl32/wgl.c
@@ -29,6 +29,7 @@
 #include "winbase.h"
 #include "winreg.h"
 #include "ntuser.h"
+#include "ntgdi.h"
 #include "malloc.h"

#include "unixlib.h"
@@ -314,6 +315,7 @@ static struct wgl_pixel_format *get_pixel_formats( HDC hdc, UINT *num_formats,
     struct get_pixel_formats_params args = { .teb = NtCurrentTeb(), .hdc = hdc };
     PVOID *glReserved = NtCurrentTeb()->glReserved1;
     NTSTATUS status;
+    DWORD is_memdc;

if (glReserved[WINE_GL_RESERVED_FORMATS_HDC] == hdc)
     {
@@ -329,6 +331,9 @@ static struct wgl_pixel_format *get_pixel_formats( HDC hdc, UINT *num_formats,
     args.max_formats = args.num_formats;
     if ((status = UNIX_CALL( get_pixel_formats, &args ))) goto error;

+    if (NtGdiGetDCDword( hdc, NtGdiIsMemDC, &is_memdc ) && is_memdc)
+        args.num_onscreen_formats = args.num_formats;
+
     *num_formats = args.num_formats;
     *num_onscreen_formats = args.num_onscreen_formats;