Changeset 3423 in vbox for trunk/src/VBox/Additions/WINNT

Timestamp:

Jul 4, 2007 4:07:51 PM (18 years ago)

Author:

vboxsync

Message:

Or maybe not. Sigh.

Location:

trunk/src/VBox/Additions/WINNT/Graphics/Display

Files:

• driver.h (modified) (1 diff)
• enable.c (modified) (1 diff)

trunk/src/VBox/Additions/WINNT/Graphics/Display/driver.h

@@ -104 +104 @@
 };
 
+#ifdef VBOX_WITH_OPENGL 
+typedef struct 
+{ 
+    DWORD dwVersion; 
+    DWORD dwDriverVersion; 
+    WCHAR szDriverName[256]; 
+} OPENGL_INFO, *POPENGL_INFO; 
+#endif 
+
 /* The global semaphore handle for all driver instances. */
 extern HSEMAPHORE ghsemHwBuffer;

trunk/src/VBox/Additions/WINNT/Graphics/Display/enable.c

@@ -83 +83 @@
     case OPENGL_GETINFO:
     {
-        /* It doesn't matter that we fail here. Opengl32 will fall back to software rendering when this escape is not supported. */
-        DISPDBG((0, "OPENGL_GETINFO size %d\n", cjOut));
+        if (    cjOut == sizeof(OPENGL_INFO) 
+            &&  pvOut) 
+        { 
+            POPENGL_INFO pInfo = (POPENGL_INFO)pvOut; 
+
+            pInfo->dwVersion        = 2; 
+            pInfo->dwDriverVersion  = 1; 
+            pInfo->szDriverName[0]  = 'V'; 
+            pInfo->szDriverName[1]  = 'B'; 
+            pInfo->szDriverName[2]  = 'o'; 
+            pInfo->szDriverName[3]  = 'x'; 
+            pInfo->szDriverName[4]  = 'O'; 
+            pInfo->szDriverName[5]  = 'G'; 
+            pInfo->szDriverName[6]  = 'L'; 
+            pInfo->szDriverName[7]  = 0; 
+
+            DISPDBG((0, "OPENGL_GETINFO\n")); 
+            return cjOut; 
+        } 
+        else 
+            DISPDBG((0, "OPENGL_GETINFO invalid size %d\n", cjOut));         /* It doesn't matter that we fail here. Opengl32 will fall back to software rendering when this escape is not supported. */
         break;
     }