Update DispInfo in SetSourceModeAndPath

otherwise blt operations will use wrong resolution and might crash after
resolution changes

1 files changed, 25 insertions, 4 deletions

diff --git a/C++/bdd_dmm.cxx b/C++/bdd_dmm.cxx
index d2026e5..c2170fb 100644
--- a/C++/bdd_dmm.cxx
+++ b/C++/bdd_dmm.cxx
@@ -159,7 +159,7 @@ NTSTATUS BASIC_DISPLAY_DRIVER::EnumVidPnCofuncModality(_In_ CONST DXGKARG_ENUMVI
     }

 

     // Loop through all available paths.

-    int i = 0;

+

     while (Status != STATUS_GRAPHICS_NO_MORE_ELEMENTS_IN_DATASET)

     {

         

@@ -751,17 +751,38 @@ NTSTATUS BASIC_DISPLAY_DRIVER::SetSourceModeAndPath(CONST D3DKMDT_VIDPN_SOURCE_M
     CURRENT_BDD_MODE* pCurrentBddMode = &m_CurrentModes[pPath->VidPnSourceId];

 

     NTSTATUS Status = STATUS_SUCCESS;

+    LogMessage("%s: New message\n", __FUNCTION__);

     pCurrentBddMode->Scaling = pPath->ContentTransformation.Scaling;

-    pCurrentBddMode->SrcModeWidth = pSourceMode->Format.Graphics.PrimSurfSize.cx;

-    pCurrentBddMode->SrcModeHeight = pSourceMode->Format.Graphics.PrimSurfSize.cy;

+    // yonit: I changed it to be the visible region.

+        LogMessage("%s: set mode size: SurfSize %ux%u visible %ux%u pixel format %d\n", __FUNCTION__,

+         pSourceMode->Format.Graphics.PrimSurfSize.cx, pSourceMode->Format.Graphics.PrimSurfSize.cy,

+          pSourceMode->Format.Graphics.VisibleRegionSize.cx, pSourceMode->Format.Graphics.VisibleRegionSize.cy,

+         pSourceMode->Format.Graphics.PixelFormat);

+        

+    /*pCurrentBddMode->SrcModeWidth = pSourceMode->Format.Graphics.PrimSurfSize.cx;

+    pCurrentBddMode->SrcModeHeight = pSourceMode->Format.Graphics.PrimSurfSize.cy; // ???

+    pCurrentBddMode->Rotation = pPath->ContentTransformation.Rotation;*/

+    pCurrentBddMode->SrcModeWidth = pSourceMode->Format.Graphics.VisibleRegionSize.cx; //pSourceMode->Format.Graphics.PrimSurfSize.cx;

+    pCurrentBddMode->SrcModeHeight = pSourceMode->Format.Graphics.VisibleRegionSize.cy; // ???

     pCurrentBddMode->Rotation = pPath->ContentTransformation.Rotation;

+    

+    pCurrentBddMode->DispInfo.Width = pSourceMode->Format.Graphics.PrimSurfSize.cx;

+   pCurrentBddMode->DispInfo.Height = pSourceMode->Format.Graphics.PrimSurfSize.cy;

+    pCurrentBddMode->DispInfo.Pitch = pSourceMode->Format.Graphics.Stride;

+    // don't copy pixel format. it is 32bit (A888), while the disp is 24-bit 

+    //pCurrentBddMode->DispInfo.ColorFormat = pSourceMode->Format.Graphics.PixelFormat;

+            /*LogMessage("%s: set mode size: SurfSize %ux%u visible %ux%u pixel format %d\n", __FUNCTION__,

+          pCurrentBddMode->DispInfo.Width, pCurrentBddMode->DispInfo.Height,

+         pCurrentBddMode->SrcModeWidth,  pCurrentBddMode->SrcModeHeight,

+         pCurrentBddMode->DispInfo.ColorFormat);*/

 

-    LogMessage("%s set mode size %ux%u\n", __FUNCTION__, pCurrentBddMode->SrcModeWidth,  pCurrentBddMode->SrcModeHeight);

 

     if (!pCurrentBddMode->Flags.DoNotMapOrUnmap)

     {

+         LogMessage("%s: mapping frame buffer\n", __FUNCTION__);

         // Map the new frame buffer

         BDD_ASSERT(pCurrentBddMode->FrameBuffer.Ptr == NULL);

+        // why dispInfo? and where do we update DispInfo?

         Status = MapFrameBuffer(pCurrentBddMode->DispInfo.PhysicAddress,

                                 pCurrentBddMode->DispInfo.Pitch * pCurrentBddMode->DispInfo.Height,

                                 &(pCurrentBddMode->FrameBuffer.Ptr));