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- Comments, debug prints translation into readable english.

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svn path=/trunk/; revision=29389
This commit is contained in:
Aleksey Bragin 2007-10-04 08:47:13 +00:00
parent a030c28a82
commit e82583fbe8
1 changed files with 39 additions and 37 deletions
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76
reactos/subsystems/win32/win32k/ntddraw/dd.c
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@ -5,7 +5,7 @@
* FILE: subsys/win32k/ntddraw/dd.c
* PROGRAMER: Magnus Olsen (greatlord@reactos.org)
* REVISION HISTORY:
* 19/7-2006 Magnus Olsen
* 19/7-2006 Magnus Olsen
*/
#include <w32k.h>
@ -16,17 +16,16 @@
#define DdHandleTable GdiHandleTable
/*
DdMapMemory, DdDestroyDriver are not exported as NtGdi Call
This file is compelete for DD_CALLBACKS setup
DdMapMemory, DdDestroyDriver are not exported as NtGdi calls
This file is complete for DD_CALLBACKS setup
ToDO fix the NtGdiDdCreateSurface, shall we fix it
from GdiEntry or gdientry callbacks for DdCreateSurface
have we miss some thing there
TODO: Fix the NtGdiDdCreateSurface (something is missing in
either GdiEntry or GdiEntry's callback for DdCreateSurface)
*/
/************************************************************************/
/* NtGdiDdCreateSurface */
/* status : Bugs out */
/* Status : Bugs out */
/************************************************************************/
DWORD STDCALL NtGdiDdCreateSurface(
@ -52,12 +51,11 @@ DWORD STDCALL NtGdiDdCreateSurface(
DD_CREATESURFACEDATA CreateSurfaceData;
/* FIXME alloc so mayne we need */
/* FIXME: Alloc as much as needed */
PHANDLE *myhSurface;
/* GCC4 warnns on value are unisitaed,
but they are initated in seh
*/
/* GCC4 gives warnings about uninitialized
values, but they are initialized in SEH */
DPRINT1("NtGdiDdCreateSurface\n");
@ -79,11 +77,12 @@ DWORD STDCALL NtGdiDdCreateSurface(
return ddRVal;
}
/* FIXME we only support one surface at moment
this is a hack to prevent more that one surface being create
*/
/* FIXME: There is only support for one surface at the moment.
This is a hack to prevent more than one surface creation */
if (CreateSurfaceData.dwSCnt > 1)
{
DPRINT1("HACK: Limiting quantity of created surfaces from %d to 1!\n",
CreateSurfaceData.dwSCnt);
CreateSurfaceData.dwSCnt = 1;
}
@ -110,8 +109,7 @@ DWORD STDCALL NtGdiDdCreateSurface(
return ddRVal;
}
/* see if a surface have been create or not */
/* Check if a surface has been created */
for (i=0;i<CreateSurfaceData.dwSCnt;i++)
{
if (!myhSurface[i])
@ -119,21 +117,21 @@ DWORD STDCALL NtGdiDdCreateSurface(
myhSurface[i] = GDIOBJ_AllocObj(DdHandleTable, GDI_OBJECT_TYPE_DD_SURFACE);
if (!myhSurface[i])
{
/* FIXME lock myhSurface*/
/* FIXME free myhSurface, and the contain */
/* add to attach list */
/* FIXME: lock myhSurface*/
/* FIXME: free myhSurface, and the contain */
/* FIXME: add to attach list */
return ddRVal;
}
else
{
/* FIXME lock myhSurface*/
/* FIXME add to attach list */
/* FIXME: lock myhSurface*/
/* FIXME: add to attach list */
}
}
}
/* FIXME we need continue fix more that one createsurface */
/* FIXME we need release myhSurface before any exits*/
/* FIXME: more than one surface is not supported here, once again */
/* FIXME: we need release myhSurface before any exits */
phsurface = GDIOBJ_LockObj(DdHandleTable, myhSurface[0], GDI_OBJECT_TYPE_DD_SURFACE);
if (!phsurface)
@ -247,10 +245,13 @@ DWORD STDCALL NtGdiDdCreateSurface(
}
/* FIXME unlock phsurface free phsurface at fail*/
/* FIXME unlock hsurface free phsurface at fail*/
/* FIXME add support for more that one surface create */
/* FIXME alloc memory if it more that one surface */
/* FIXME: unlock phsurface, free phsurface at failure */
/* FIXME: unlock hsurface, free phsurface at failure */
/* FIXME: add support for more than one surface create, once more */
/* FIXME: alloc memory if it's more than one surface (5th mention
that this long function doesn't support more than one
surface creation. I guess it was easier to support it
than to write such comments 10 times). */
pLocal = &phsurface->Local;
pMore = &phsurface->More;
@ -267,18 +268,18 @@ DWORD STDCALL NtGdiDdCreateSurface(
pLocal->lpAttachListFrom;
*/
/* FIXME a countup to next pLocal, pMore, pGlobal */
/* FIXME: a countup to next pLocal, pMore, pGlobal */
}
/* setup DD_CREATESURFACEDATA CreateSurfaceData for the driver */
/* Setup DD_CREATESURFACEDATA CreateSurfaceData for the driver */
CreateSurfaceData.lplpSList = (PDD_SURFACE_LOCAL *) &phsurface->lcllist;
CreateSurfaceData.lpDDSurfaceDesc = &phsurface->desc;
CreateSurfaceData.CreateSurface = NULL;
CreateSurfaceData.ddRVal = DDERR_GENERIC;
CreateSurfaceData.lpDD = &pDirectDraw->Global;
/* the CreateSurface crash with lcl convering */
/* CreateSurface must crash with lcl converting */
if ((pDirectDraw->DD.dwFlags & DDHAL_CB32_CREATESURFACE))
{
DPRINT1("0x%04x",pDirectDraw->DD.CreateSurface);
@ -288,7 +289,7 @@ DWORD STDCALL NtGdiDdCreateSurface(
DPRINT1("Retun value is %04x and driver return code is %04x\n",ddRVal,CreateSurfaceData.ddRVal);
/* FIXME support for more that one surface */
/* FIXME: support for more that one surface (once more!!!!) */
_SEH_TRY
{
ProbeForWrite(puSurfaceDescription, sizeof(DDSURFACEDESC), 1);
@ -364,17 +365,18 @@ DWORD STDCALL NtGdiDdCreateSurface(
}
/* FIXME fillin the return handler */
/* FIXME: Fil the return handler */
DPRINT1("GDIOBJ_UnlockObjByPtr\n");
GDIOBJ_UnlockObjByPtr(DdHandleTable, pDirectDraw);
DPRINT1("Retun value is %04x and driver return code is %04x\n",ddRVal,CreateSurfaceData.ddRVal);
DPRINT1("Return value is %04x and driver return code is %04x\n",
ddRVal, CreateSurfaceData.ddRVal);
return ddRVal;
}
/************************************************************************/
/* NtGdiDdWaitForVerticalBlank */
/* status : OK working as it should */
/* status : Works as intended */
/************************************************************************/
@ -440,7 +442,7 @@ DWORD STDCALL NtGdiDdWaitForVerticalBlank(
/************************************************************************/
/* CanCreateSurface */
/* status : OK working as it should */
/* status : Works as intended */
/************************************************************************/
DWORD STDCALL NtGdiDdCanCreateSurface(
@ -523,8 +525,8 @@ DWORD STDCALL NtGdiDdCanCreateSurface(
/************************************************************************/
/* GetScanLine */
/* status : is now documented in MSDN and I checked the code it works */
/* like windows 2000 */
/* status : This func is now documented in MSDN, and now it's compatible*/
/* with Windows 2000 implementation */
/************************************************************************/
DWORD STDCALL
NtGdiDdGetScanLine( HANDLE hDirectDrawLocal, PDD_GETSCANLINEDATA puGetScanLineData)