From 1ed90091be0a79977eb6c055ba1da56114d52f53 Mon Sep 17 00:00:00 2001
From: José Fonseca <jfonseca@vmware.com>
Date: Fri, 1 May 2009 16:30:08 +0100
Subject: wgl: Implemente SwapLayerBuffers.

---
 src/gallium/state_trackers/wgl/shared/stw_framebuffer.c | 12 ++++++++++++
 src/gallium/state_trackers/wgl/shared/stw_public.h      |  3 +++
 2 files changed, 15 insertions(+)

(limited to 'src/gallium/state_trackers/wgl/shared')

diff --git a/src/gallium/state_trackers/wgl/shared/stw_framebuffer.c b/src/gallium/state_trackers/wgl/shared/stw_framebuffer.c
index 4348b8f326..f66f429542 100644
--- a/src/gallium/state_trackers/wgl/shared/stw_framebuffer.c
+++ b/src/gallium/state_trackers/wgl/shared/stw_framebuffer.c
@@ -237,6 +237,18 @@ stw_swap_buffers(
 }
 
 
+BOOL
+stw_swap_layer_buffers(
+   HDC hdc,
+   UINT fuPlanes )
+{
+   if(fuPlanes & WGL_SWAP_MAIN_PLANE)
+      return stw_swap_buffers(hdc);
+
+   return FALSE;
+}
+
+
 boolean
 stw_framebuffer_init_thread(void)
 {
diff --git a/src/gallium/state_trackers/wgl/shared/stw_public.h b/src/gallium/state_trackers/wgl/shared/stw_public.h
index 39d377c16b..59d709a6d4 100644
--- a/src/gallium/state_trackers/wgl/shared/stw_public.h
+++ b/src/gallium/state_trackers/wgl/shared/stw_public.h
@@ -50,6 +50,9 @@ BOOL stw_make_current( HDC hdc, UINT_PTR hglrc );
 
 BOOL stw_swap_buffers( HDC hdc );
 
+BOOL
+stw_swap_layer_buffers( HDC hdc, UINT fuPlanes );
+
 PROC stw_get_proc_address( LPCSTR lpszProc );
 
 int stw_pixelformat_describe( HDC hdc,
-- 
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