Merge branch 'mesa_7_5_branch'

Conflicts:
	src/mesa/main/dlist.c
	src/mesa/vbo/vbo_save_api.c

5 files changed, 79 insertions, 6 deletions

diff --git a/src/gallium/state_trackers/wgl/SConscript b/src/gallium/state_trackers/wgl/SConscript
index 5bbcc7175f7..a0866574876 100644
--- a/src/gallium/state_trackers/wgl/SConscript
+++ b/src/gallium/state_trackers/wgl/SConscript
@@ -27,6 +27,7 @@ if env['platform'] in ['windows']:
         'shared/stw_framebuffer.c',
         'shared/stw_pixelformat.c',
         'shared/stw_extensionsstring.c',
+        'shared/stw_extswapinterval.c',
         'shared/stw_getprocaddress.c',
         'shared/stw_arbpixelformat.c',
         'shared/stw_tls.c',
diff --git a/src/gallium/state_trackers/wgl/shared/stw_extensionsstring.c b/src/gallium/state_trackers/wgl/shared/stw_extensionsstring.c
index 2660c591f9f..62c859e1f92 100644
--- a/src/gallium/state_trackers/wgl/shared/stw_extensionsstring.c
+++ b/src/gallium/state_trackers/wgl/shared/stw_extensionsstring.c
@@ -38,6 +38,7 @@ static const char *stw_extension_string =
    "WGL_ARB_extensions_string "
    "WGL_ARB_multisample "
    "WGL_ARB_pixel_format "
+/*   "WGL_EXT_swap_interval " */
    "WGL_EXT_extensions_string";
 
 
diff --git a/src/gallium/state_trackers/wgl/shared/stw_extswapinterval.c b/src/gallium/state_trackers/wgl/shared/stw_extswapinterval.c
new file mode 100644
index 00000000000..9eac6a1d09d
--- /dev/null
+++ b/src/gallium/state_trackers/wgl/shared/stw_extswapinterval.c
@@ -0,0 +1,57 @@
+/**************************************************************************
+ * 
+ * Copyright 2009 VMware, Inc.
+ * Copyright 2008 Tungsten Graphics, Inc., Cedar Park, Texas.
+ * All Rights Reserved.
+ * 
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the
+ * "Software"), to deal in the Software without restriction, including
+ * without limitation the rights to use, copy, modify, merge, publish,
+ * distribute, sub license, and/or sell copies of the Software, and to
+ * permit persons to whom the Software is furnished to do so, subject to
+ * the following conditions:
+ * 
+ * The above copyright notice and this permission notice (including the
+ * next paragraph) shall be included in all copies or substantial portions
+ * of the Software.
+ * 
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+ * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
+ * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR
+ * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
+ * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
+ * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ * 
+ **************************************************************************/
+
+#include <windows.h>
+
+#define WGL_WGLEXT_PROTOTYPES
+
+#include <GL/gl.h>
+#include <GL/wglext.h>
+#include "util/u_debug.h"
+
+/* A dummy implementation of this extension.
+ *
+ * Required as some applications retrieve and call these functions
+ * regardless of the fact that we don't advertise the extension and
+ * further more the results of wglGetProcAddress are NULL.
+ */
+WINGDIAPI BOOL APIENTRY
+wglSwapIntervalEXT(int interval)
+{
+   (void) interval;
+   debug_printf("%s: %d\n", __FUNCTION__, interval);
+   return TRUE;
+}
+
+WINGDIAPI int APIENTRY
+wglGetSwapIntervalEXT(void)
+{
+   return 0;
+}
+
+
diff --git a/src/gallium/state_trackers/wgl/shared/stw_framebuffer.c b/src/gallium/state_trackers/wgl/shared/stw_framebuffer.c
index 7d0e8f46482..78a2dbc4d7c 100644
--- a/src/gallium/state_trackers/wgl/shared/stw_framebuffer.c
+++ b/src/gallium/state_trackers/wgl/shared/stw_framebuffer.c
@@ -300,8 +300,18 @@ struct stw_framebuffer *
 stw_framebuffer_from_hdc_locked(
    HDC hdc )
 {
+   HWND hwnd;
    struct stw_framebuffer *fb;
 
+   /* 
+    * Some applications create and use several HDCs for the same window, so 
+    * looking up the framebuffer by the HDC is not reliable. Use HWND whenever
+    * possible.
+    */ 
+   hwnd = WindowFromDC(hdc);
+   if(hwnd)
+      return stw_framebuffer_from_hwnd_locked(hwnd);
+   
    for (fb = stw_dev->fb_head; fb != NULL; fb = fb->next)
       if (fb->hDC == hdc)
          break;
diff --git a/src/gallium/state_trackers/wgl/shared/stw_getprocaddress.c b/src/gallium/state_trackers/wgl/shared/stw_getprocaddress.c
index 4070cbd5c00..54cc0389059 100644
--- a/src/gallium/state_trackers/wgl/shared/stw_getprocaddress.c
+++ b/src/gallium/state_trackers/wgl/shared/stw_getprocaddress.c
@@ -56,6 +56,10 @@ static const struct stw_extension_entry stw_extension_entries[] = {
    /* WGL_EXT_extensions_string */
    STW_EXTENSION_ENTRY( wglGetExtensionsStringEXT ),
 
+   /* WGL_EXT_swap_interval */
+   STW_EXTENSION_ENTRY( wglGetSwapIntervalEXT ),
+   STW_EXTENSION_ENTRY( wglSwapIntervalEXT ),
+
    { NULL, NULL }
 };
 
@@ -65,13 +69,13 @@ stw_get_proc_address(
 {
    const struct stw_extension_entry *entry;
 
-   PROC p = (PROC) _glapi_get_proc_address( lpszProc );
-   if (p)
-      return p;
+   if (lpszProc[0] == 'w' && lpszProc[1] == 'g' && lpszProc[2] == 'l')
+      for (entry = stw_extension_entries; entry->name; entry++)
+         if (strcmp( lpszProc, entry->name ) == 0)
+            return entry->proc;
 
-   for (entry = stw_extension_entries; entry->name; entry++)
-      if (strcmp( lpszProc, entry->name ) == 0)
-         return entry->proc;
+   if (lpszProc[0] == 'g' && lpszProc[1] == 'l')
+        return (PROC) _glapi_get_proc_address( lpszProc );
 
    return NULL;
 }