Changeset 3418 in vbox for trunk/src/VBox/Additions/WINNT/Graphics/Display

Timestamp:

Jul 4, 2007 3:41:51 PM (18 years ago)

Author:

vboxsync

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

22624

Message:

OPENGL_GETINFO as a dummy is sufficient.

Location:

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

Files:

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

trunk/src/VBox/Additions/WINNT/Graphics/Display/Makefile.kmk

@@ -31 +31 @@
 VBoxDisp_SDKS        = W2K3DDKX86 WINPSDKINCS
 VBoxDisp_SYSSUFF     = .dll
-VBoxDisp_DEFS        = _WIN32_WINNT=0x0501 LOG_TO_BACKDOOR VBOX_WITH_DDRAW
+VBoxDisp_DEFS        = _WIN32_WINNT=0x0501 LOG_TO_BACKDOOR VBOX_WITH_DDRAW VBOX_WITH_OPENGL
 #VBoxDisp_DEFS        += LOG_ENABLED
 #VBoxDisp_DEFS        += STAT_sunlover

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:
     {
-        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. */
+        DISPDBG((0, "OPENGL_GETINFO size %d\n", cjOut));
         break;
     }