Changeset 4531 in vbox for trunk/src/VBox/Frontends

Timestamp:

Sep 5, 2007 10:10:22 AM (17 years ago)

Author:

vboxsync

Message:

1903: Finalize DirectDraw rendering method:

Issue for intel-915 (at least) integrated video card resolved.
DDraw was not work at all on this video card.

File:

• trunk/src/VBox/Frontends/VirtualBox/src/VBoxFBDDRAW.cpp (modified) (4 diffs)

trunk/src/VBox/Frontends/VirtualBox/src/VBoxFBDDRAW.cpp

@@ -81 +81 @@
     memset (&sd, 0, sizeof (sd));
     sd.dwSize = sizeof (sd);
-    sd.dwFlags = DDSD_CAPS;
+    sd.dwFlags = DDSD_CAPS | DDSD_BACKBUFFERCOUNT;
     sd.ddsCaps.dwCaps = DDSCAPS_PRIMARYSURFACE;
+    sd.dwBackBufferCount = 0;
 
     HRESULT rc = pDDRAW->CreateSurface (&sd, &pPrimarySurface, NULL);
@@ -347 +348 @@
                 break;
             default:
-                /* we don't directly support any other color depth */                
+                /* we don't directly support any other color depth */
                 return false;
         }
@@ -361 +362 @@
     if (aPixelFormat != FramebufferPixelFormat_PixelFormatOpaque)
     {
-        /* we don't directly support any other pixel format */                
+        /* we don't directly support any other pixel format */
         return false;
     }
@@ -397 +398 @@
         return false;
     }
-    
+
     /* Initialize the surface description member. It will be used to obtain
      * address, bpp and bpl. */
     mSurfaceDesc = sd;
-    
+
     LOGDDRAW(("DDRAW: Created %s surface: format = %d, address = %p\n",
               mUsesGuestVRAM ? "GuestVRAM": "system memory",