Changeset 30538 in vbox for trunk/src/VBox/Additions/WINNT/Graphics/Display

Timestamp:

Jun 30, 2010 6:58:49 PM (14 years ago)

Author:

vboxsync

Message:

wddm/3d: do not query visible region info when not necessary (disabled for now)

File:

• trunk/src/VBox/Additions/WINNT/Graphics/Display/wddm/VBoxDispCm.cpp (modified) (4 diffs)

trunk/src/VBox/Additions/WINNT/Graphics/Display/wddm/VBoxDispCm.cpp

@@ -25 +25 @@
     CRITICAL_SECTION CritSect;
     RTLISTNODE CtxList;
+    bool bQueryMp;
 } VBOXDISPCM_SESSION, *PVBOXDISPCM_SESSION;
 
@@ -63 +64 @@
         InitializeCriticalSection(&pSession->CritSect);
         RTListInit(&pSession->CtxList);
+        pSession->bQueryMp = false;
         return S_OK;
     }
@@ -207 +209 @@
     do
     {
-        HRESULT hr = vboxDispCmSessionCmdQueryData(pSession, pCmd, cbCmd);
-        Assert(hr == S_OK || hr == S_FALSE);
-        if (hr == S_OK || hr != S_FALSE)
-            return hr;
+#ifdef DEBUG_misha
+        /* not tested yet */
+        if (pSession->bQueryMp)
+#endif
+        {
+            HRESULT hr = vboxDispCmSessionCmdQueryData(pSession, pCmd, cbCmd);
+            Assert(hr == S_OK || hr == S_FALSE);
+            if (hr == S_OK || hr != S_FALSE)
+                return hr;
+
+            pSession->bQueryMp = false;
+        }
 
         DWORD dwResult = WaitForSingleObject(pSession->hEvent, dwMilliseconds);
@@ -217 +227 @@
             case WAIT_OBJECT_0:
             {
+                pSession->bQueryMp = true;
                 break; /* <- query commands */
             }
             case WAIT_TIMEOUT:
             {
+                Assert(!pSession->bQueryMp);
                 return WAIT_TIMEOUT;
             }