[greatlrd] 31509: Implement DxDdUnlockDirectDrawSurface Fixed smaller typo in DxDdLockDirectDrawSurface sorry

Author: greatlrd
Date: Mon Dec 31 02:12:59 2007
New Revision: 31509

URL: http://svn.reactos.org/svn/reactos?rev=31509&view=rev
Log:
Implement DxDdUnlockDirectDrawSurface
Fixed smaller typo in DxDdLockDirectDrawSurface sorry

Modified:
    trunk/reactos/drivers/directx/dxg/dxg_driver.h
    trunk/reactos/drivers/directx/dxg/dxg_int.h
    trunk/reactos/drivers/directx/dxg/eng.c
    trunk/reactos/include/reactos/drivers/directx/dxg.h

Modified: trunk/reactos/drivers/directx/dxg/dxg_driver.h
URL:
http://svn.reactos.org/svn/reactos/trunk/reactos/drivers/directx/dxg/dxg_dr…
==============================================================================
--- trunk/reactos/drivers/directx/dxg/dxg_driver.h (original)
+++ trunk/reactos/drivers/directx/dxg/dxg_driver.h Mon Dec 31 02:12:59 2007
@@ -89,7 +89,7 @@
     //{DXG_INDEX_DxDdAllocPrivateUserMem, (PFN)DxDdAllocPrivateUserMem},
     //{DXG_INDEX_DxDdFreePrivateUserMem, (PFN)DxDdFreePrivateUserMem},
     {DXG_INDEX_DxDdLockDirectDrawSurface, (PFN)DxDdLockDirectDrawSurface},
-    //{DXG_INDEX_DxDdUnlockDirectDrawSurface, (PFN)DxDdUnlockDirectDrawSurface},
+    {DXG_INDEX_DxDdUnlockDirectDrawSurface, (PFN)DxDdUnlockDirectDrawSurface},
     //{DXG_INDEX_DxDdSetAccelLevel, (PFN)DxDdSetAccelLevel},
     //{DXG_INDEX_DxDdGetSurfaceLock, (PFN)DxDdGetSurfaceLock},
     //{DXG_INDEX_DxDdEnumLockedSurfaceRect, (PFN)DxDdEnumLockedSurfaceRect},

Modified: trunk/reactos/drivers/directx/dxg/dxg_int.h
URL:
http://svn.reactos.org/svn/reactos/trunk/reactos/drivers/directx/dxg/dxg_in…
==============================================================================
--- trunk/reactos/drivers/directx/dxg/dxg_int.h (original)
+++ trunk/reactos/drivers/directx/dxg/dxg_int.h Mon Dec 31 02:12:59 2007
@@ -89,6 +89,7 @@
 DWORD STDCALL DxDxgGenericThunk(ULONG_PTR ulIndex, ULONG_PTR ulHandle, SIZE_T
*pdwSizeOfPtr1, PVOID pvPtr1, SIZE_T *pdwSizeOfPtr2, PVOID pvPtr2);
 DWORD STDCALL DxDdIoctl(ULONG ulIoctl, PVOID pBuffer, ULONG ulBufferSize);
 PDD_SURFACE_LOCAL STDCALL DxDdLockDirectDrawSurface(HANDLE hDdSurface);
+BOOL STDCALL DxDdUnlockDirectDrawSurface(PDD_SURFACE_LOCAL pSurface);
 
 /* Internel functions */
 BOOL FASTCALL VerifyObjectOwner(PDD_ENTRY pEntry);

Modified: trunk/reactos/drivers/directx/dxg/eng.c
URL:
http://svn.reactos.org/svn/reactos/trunk/reactos/drivers/directx/dxg/eng.c?…
==============================================================================
--- trunk/reactos/drivers/directx/dxg/eng.c (original)
+++ trunk/reactos/drivers/directx/dxg/eng.c Mon Dec 31 02:12:59 2007
@@ -16,16 +16,32 @@
 STDCALL
 DxDdLockDirectDrawSurface(HANDLE hDdSurface)
 {
-   PDD_ENTRY pObject;
    PDD_SURFACE_LOCAL pSurfacelcl = NULL;
 
-   pObject = DdHmgLock(hDdSurface, 2, 0);
-   if (pObject != NULL)
+   pSurfacelcl = DdHmgLock(hDdSurface, 2, FALSE);
+   if (pSurfacelcl != NULL)
    {
-        pSurfacelcl = (PDD_SURFACE_LOCAL)((PBYTE)pObject + sizeof(PDD_ENTRY));
+        pSurfacelcl = (PDD_SURFACE_LOCAL)(((PBYTE)&pSurfacelcl) +
sizeof(DD_BASEOBJECT));
    }
 
    return pSurfacelcl;
 }
 
+BOOL
+STDCALL
+DxDdUnlockDirectDrawSurface(PDD_SURFACE_LOCAL pSurface)
+{
+    BOOL retVal = FALSE;
+    PDD_BASEOBJECT pObject = NULL;
 
+    if (pSurface)
+    {
+        pObject = (PDD_BASEOBJECT)( ((PBYTE)&pSurface) - sizeof(DD_BASEOBJECT));
+        InterlockedDecrement(&pObject->cExclusiveLock);
+        retVal = TRUE;
+    }
+
+    return retVal;
+}
+
+

Modified: trunk/reactos/include/reactos/drivers/directx/dxg.h
URL:
http://svn.reactos.org/svn/reactos/trunk/reactos/include/reactos/drivers/di…
==============================================================================
--- trunk/reactos/include/reactos/drivers/directx/dxg.h (original)
+++ trunk/reactos/include/reactos/drivers/directx/dxg.h Mon Dec 31 02:12:59 2007
@@ -207,7 +207,7 @@
 //typedef x (NTAPI *PGD_DxDdAllocPrivateUserMem)(
 //typedef x (NTAPI *PGD_DxDdFreePrivateUserMem)(
 typedef PDD_SURFACE_LOCAL (NTAPI *PGD_DxDdLockDirectDrawSurface)(HANDLE hDdSurface);
-//typedef x (NTAPI *PGD_DxDdUnlockDirectDrawSurface)(
+typedef BOOL (NTAPI *PGD_DxDdUnlockDirectDrawSurface)(HANDLE hDdSurface);
 //typedef x (NTAPI *PGD_DxDdSetAccelLevel)(
 //typedef x (NTAPI *PGD_DxDdGetSurfaceLock)(
 //typedef x (NTAPI *PGD_DxDdEnumLockedSurfaceRect)(