Changeset 37870 in vbox for trunk/src/VBox/Additions/WINNT/Graphics/Wine/wined3d/vboxsharedrc.h

Timestamp:

Jul 11, 2011 1:17:25 PM (14 years ago)

Author:

vboxsync

svn:sync-xref-src-repo-rev:

72767

Message:

wddm/wine: ie9 black screen fix, shared rc fixes & performance enhancements

File:

• trunk/src/VBox/Additions/WINNT/Graphics/Wine/wined3d/vboxsharedrc.h (modified) (2 diffs)

trunk/src/VBox/Additions/WINNT/Graphics/Wine/wined3d/vboxsharedrc.h

@@ -19 +19 @@
 #define VBOXSHRC_F_SHARED              0x00000001 /* shared rc */
 #define VBOXSHRC_F_SHARED_OPENED       0x00000002 /* if set shared rc is opened, otherwise it is created */
-#define VBOXSHRC_F_INITIALIZED         0x00000004 /* set once shared rc is initialized */
 
 #define VBOXSHRC_GET_SHAREFLAFS(_o) ((_o)->resource.sharerc_flags)
-#define VBOXSHRC_GET_SHAREHANDLE(_o) ((_o)->resource.sharerc_handle)
-#define VBOXSHRC_SET_SHAREHANDLE(_o, _h) ((_o)->resource.sharerc_handle = (_h))
-#define VBOXSHRC_SET_INITIALIZED(_o) (VBOXSHRC_GET_SHAREFLAFS(_o) |= VBOXSHRC_F_INITIALIZED)
+#define VBOXSHRC_GET_SHAREHANDLE(_o) ((HANDLE)(_o)->resource.sharerc_handle)
+#define VBOXSHRC_SET_SHAREHANDLE(_o, _h) ((_o)->resource.sharerc_handle = (DWORD)(_h))
 #define VBOXSHRC_COPY_SHAREDATA(_oDst, _oSrc) do { \
         VBOXSHRC_GET_SHAREFLAFS(_oDst) = VBOXSHRC_GET_SHAREFLAFS(_oSrc); \
@@ -33 +31 @@
 #define VBOXSHRC_IS_SHARED(_o) (!!(VBOXSHRC_GET_SHAREFLAFS(_o) & VBOXSHRC_F_SHARED))
 #define VBOXSHRC_IS_SHARED_OPENED(_o) (!!(VBOXSHRC_GET_SHAREFLAFS(_o) & VBOXSHRC_F_SHARED_OPENED))
-#define VBOXSHRC_IS_INITIALIZED(_o) (!!(VBOXSHRC_GET_SHAREFLAFS(_o) & VBOXSHRC_F_INITIALIZED))
+#define VBOXSHRC_IS_SHARED_UNLOCKED(_o) (VBOXSHRC_IS_SHARED(_o) && !VBOXSHRC_IS_LOCKED(_o))
 
+#define VBOXSHRC_LOCK(_o) do{ \
+        Assert(VBOXSHRC_IS_SHARED(_o)); \
+        ++(_o)->resource.sharerc_locks; \
+    } while (0)
+#define VBOXSHRC_UNLOCK(_o) do{ \
+        Assert(VBOXSHRC_IS_SHARED(_o)); \
+        --(_o)->resource.sharerc_locks; \
+        Assert((_o)->resource.sharerc_locks < UINT32_MAX/2); \
+    } while (0)
+#define VBOXSHRC_IS_LOCKED(_o) ( \
+        !!((_o)->resource.sharerc_locks) \
+        )
 #ifdef VBOX_WINE_WITH_IPRT
 # include <iprt/assert.h>