Changeset 42683 in vbox for trunk/src/VBox/Additions/WINNT/Graphics/Video

Timestamp:

Aug 8, 2012 2:16:44 PM (13 years ago)

Author:

vboxsync

Message:

wddm/3d: fix black scren under Aero regression

Location:

trunk/src/VBox/Additions/WINNT/Graphics/Video/disp/wddm

Files:

• VBoxDispD3D.cpp (modified) (3 diffs)
• VBoxDispDbg.cpp (modified) (1 diff)

trunk/src/VBox/Additions/WINNT/Graphics/Video/disp/wddm/VBoxDispD3D.cpp

@@ -4566 +4566 @@
 #endif
 
-            if (RTListIsEmpty(&pDevice->SwapchainList))
+#if 0 /* <- always create an offscreen render target here since wined3dwddm makes host
+       * to postpone any host window sizing until it becomes visible (which is done to prevent flikering on *nix hosts)
+       * and thus back/front-buffer data is invalid until then
+       * and in case the 3d app is running under Aero enabled, the window will never become visible and thus never resized
+       * to the requested values */
+            if (!pResource->Flags.SharedResource /* <- the Shared must NOT be a swapchain (on-screen) render target
+                                                  * since it will be non-upside-down,
+                                                  * while the app opening the resource would use it as an off-screen,
+                                                  * i.e. upside-down */
+                    && RTListIsEmpty(&pDevice->SwapchainList))
             {
                 bCreateSwapchain = true;
@@ -4577 +4586 @@
             }
             else
-            {
+#endif
+            {
+                /* make sure the device is created */
+                IDirect3DDevice9 *pDevice9If = VBOXDISP_D3DEV(pDevice);
                 for (UINT i = 0; i < pResource->SurfCount; ++i)
                 {
@@ -4584 +4596 @@
 
                     IDirect3DSurface9* pD3D9Surf;
-                    hr = pDevice->pDevice9If->CreateRenderTarget(pAllocation->SurfDesc.width,
+                    hr = pDevice9If->CreateRenderTarget(pAllocation->SurfDesc.width,
                             pAllocation->SurfDesc.height,
                             vboxDDI2D3DFormat(pResource->Format),

trunk/src/VBox/Additions/WINNT/Graphics/Video/disp/wddm/VBoxDispDbg.cpp

@@ -116 +116 @@
 DWORD g_VBoxVDbgFLogFlow = 0;
 
-DWORD g_VBoxVDbgCfgMaxDirectRts = 0;
+DWORD g_VBoxVDbgCfgMaxDirectRts = 3;
 DWORD g_VBoxVDbgCfgForceDummyDevCreate = 0;