Changeset 55373 in vbox for trunk/src/VBox

Timestamp:

Apr 22, 2015 1:03:49 PM (10 years ago)

Author:

vboxsync

Message:

Additions/x11/vboxvideo: test for new host capabilities.

File:

• trunk/src/VBox/Additions/x11/vboxvideo/vbva.c (modified) (2 diffs)

trunk/src/VBox/Additions/x11/vboxvideo/vbva.c

@@ -184 +184 @@
 }
 
+static bool haveHGSMIModeHintAndCursorReportingInterface(VBOXPtr pVBox)
+{
+    uint32_t fModeHintReporting, fCursorReporting;
+
+    return    RT_SUCCESS(VBoxQueryConfHGSMI(&pVBox->guestCtx, VBOX_VBVA_CONF32_MODE_HINT_REPORTING, &fModeHintReporting))
+           && RT_SUCCESS(VBoxQueryConfHGSMI(&pVBox->guestCtx, VBOX_VBVA_CONF32_GUEST_CURSOR_REPORTING, &fCursorReporting))
+           && fModeHintReporting == VINF_SUCCESS
+           && fCursorReporting == VINF_SUCCESS;
+}
+
+static bool hostHasScreenBlankingFlag(VBOXPtr pVBox)
+{
+    uint32_t fScreenFlags;
+
+    return    RT_SUCCESS(VBoxQueryConfHGSMI(&pVBox->guestCtx, VBOX_VBVA_CONF32_SCREEN_FLAGS, &fScreenFlags))
+           && fScreenFlags & VBVA_SCREEN_F_BLANK;
+}
+
 /**
  * Inform VBox that we will supply it with dirty rectangle information
@@ -219 +237 @@
         VBoxHGSMISendCapsInfo(&pVBox->guestCtx, VBVACAPS_VIDEO_MODE_HINTS | VBVACAPS_DISABLE_CURSOR_INTEGRATION);
 # endif
+    pVBox->fHaveHGSMIModeHints = haveHGSMIModeHintAndCursorReportingInterface(pVBox);
+    pVBox->fHostHasScreenBlankingFlag = hostHasScreenBlankingFlag(pVBox);
 #endif
     return rc;