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Implement DxDdUnlockDirectDrawSurface

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Fixed smaller typo in DxDdLockDirectDrawSurface sorry

svn path=/trunk/; revision=31509
This commit is contained in:
Magnus Olsen 2007-12-30 23:12:59 +00:00
parent 2f61a33495
commit a4aca0de8c
4 changed files with 23 additions and 6 deletions
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2
reactos/drivers/directx/dxg/dxg_driver.h
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@ -89,7 +89,7 @@ DRVFN gaDxgFuncs [] =
//{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},

1
reactos/drivers/directx/dxg/dxg_int.h
View file

@ -89,6 +89,7 @@ extern PLARGE_INTEGER gpLockShortDelay;
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);

24
reactos/drivers/directx/dxg/eng.c
View file

@ -16,16 +16,32 @@ PDD_SURFACE_LOCAL
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;
}

2
reactos/include/reactos/drivers/directx/dxg.h
View file

@ -207,7 +207,7 @@ typedef DWORD (NTAPI *PGD_DXGENERICTRUNK)(ULONG_PTR, ULONG_PTR, SIZE_T*, PVOID,
//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)(