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Bug #13794: Update MBE extension devPrivates to new interface.

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This commit is contained in:
Eamon Walsh 2008-01-03 14:46:54 -05:00 committed by Eamon Walsh
parent ccf6636d2c
commit 17a9714a67
1 changed files with 13 additions and 27 deletions
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40
Xext/mbuf.c
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@ -61,8 +61,8 @@ in this Software without prior written authorization from The Open Group.
static int MultibufferEventBase;
static int MultibufferErrorBase;
int MultibufferScreenIndex = -1;
int MultibufferWindowIndex = -1;
static DevPrivateKey MultibufferScreenPrivKey = &MultibufferScreenPrivKey;
static DevPrivateKey MultibufferWindowPrivKey = &MultibufferWindowPrivKey;
static void PerformDisplayRequest (
MultibuffersPtr * /* ppMultibuffers */,
@ -200,27 +200,16 @@ MultibufferExtensionInit()
ScreenPtr pScreen;
MultibufferScreenPtr pMultibufferScreen;
/*
* allocate private pointers in windows and screens. Allocating
* window privates may seem like an unnecessary expense, but every
* PositionWindow call must check to see if the window is
* multi-buffered; a resource lookup is too expensive.
*/
MultibufferScreenIndex = AllocateScreenPrivateIndex ();
if (MultibufferScreenIndex < 0)
return;
MultibufferWindowIndex = AllocateWindowPrivateIndex ();
for (i = 0; i < screenInfo.numScreens; i++)
{
pScreen = screenInfo.screens[i];
if (!AllocateWindowPrivate (pScreen, MultibufferWindowIndex, 0) ||
!(pMultibufferScreen = (MultibufferScreenPtr) xalloc (sizeof (MultibufferScreenRec))))
if (!(pMultibufferScreen = (MultibufferScreenPtr) xalloc (sizeof (MultibufferScreenRec))))
{
for (j = 0; j < i; j++)
xfree (screenInfo.screens[j]->devPrivates[MultibufferScreenIndex].ptr);
xfree (dixLookupPrivate(&screenInfo.screens[j]->devPrivates, MultibufferScreenPrivKey));
return;
}
pScreen->devPrivates[MultibufferScreenIndex].ptr = (pointer) pMultibufferScreen;
dixSetPrivate(&pScreen->devPrivates, MultibufferScreenPrivKey, pMultibufferScreen);
/*
* wrap PositionWindow to resize the pixmap when the window
* changes size
@ -260,14 +249,11 @@ ExtensionEntry *extEntry;
ScreenPtr pScreen;
MultibufferScreenPtr pMultibufferScreen;
if (MultibufferScreenIndex < 0)
return;
for (i = 0; i < screenInfo.numScreens; i++)
{
pScreen = screenInfo.screens[i];
if (pScreen->devPrivates[MultibufferScreenIndex].ptr)
if ((pMultibufferScreen = (MultibufferScreenPtr)dixLookupPrivate(&pScreen->devPrivates, MultibufferScreenPrivKey)))
{
pMultibufferScreen = (MultibufferScreenPtr) pScreen->devPrivates[MultibufferScreenIndex].ptr;
pScreen->PositionWindow = pMultibufferScreen->PositionWindow;
xfree (pMultibufferScreen);
}
@ -427,7 +413,7 @@ CreateImageBuffers (pWin, nbuf, ids, action, hint)
pMultibuffers->lastUpdate.milliseconds = 0;
pMultibuffers->width = width;
pMultibuffers->height = height;
pWin->devPrivates[MultibufferWindowIndex].ptr = (pointer) pMultibuffers;
dixSetPrivate(&pWin->devPrivates, MultibufferWindowPrivKey, pMultibuffers);
if (pClearGC) FreeScratchGC(pClearGC);
return Success;
}
@ -487,7 +473,7 @@ ProcCreateImageBuffers (client)
rep.type = X_Reply;
rep.length = 0;
rep.sequenceNumber = client->sequence;
rep.numberBuffer = ((MultibuffersPtr) (pWin->devPrivates[MultibufferWindowIndex].ptr))->numMultibuffer;
rep.numberBuffer = ((MultibuffersPtr) (dixLookupPrivate(&pWin->devPrivates, MultibufferWindowPrivKey)))->numMultibuffer;
if (client->swapped)
{
swaps(&rep.sequenceNumber, n);
@ -1236,7 +1222,7 @@ GetBufferPointer (pWin, i)
{
MultibuffersPtr pMultibuffers;
if (!(pMultibuffers = (MultibuffersPtr) pWin->devPrivates[MultibufferWindowIndex].ptr))
if (!(pMultibuffers = (MultibuffersPtr) dixLookupPrivate(&pWin->devPrivates, MultibufferWindowPrivKey)))
return NULL;
return (DrawablePtr) pMultibuffers->buffers[i].pPixmap;
}
@ -1475,7 +1461,7 @@ DestroyImageBuffers (pWin)
{
FreeResourceByType (pWin->drawable.id, MultibuffersResType, FALSE);
/* Zero out the window's pointer to the buffers so they won't be reused */
pWin->devPrivates[MultibufferWindowIndex].ptr = NULL;
dixSetPrivate(&pWin->devPrivates, MultibufferWindowPrivKey, NULL);
}
/*
@ -1503,11 +1489,11 @@ MultibufferPositionWindow (pWin, x, y)
Bool clear;
pScreen = pWin->drawable.pScreen;
pMultibufferScreen = (MultibufferScreenPtr) pScreen->devPrivates[MultibufferScreenIndex].ptr;
pMultibufferScreen = (MultibufferScreenPtr) dixLookupPrivate(&pScreen->devPrivates, MultibufferScreenPrivKey);
(*pMultibufferScreen->PositionWindow) (pWin, x, y);
/* if this window is not multibuffered, we're done */
if (!(pMultibuffers = (MultibuffersPtr) pWin->devPrivates[MultibufferWindowIndex].ptr))
if (!(pMultibuffers = (MultibuffersPtr) dixLookupPrivate(&pWin->devPrivates, MultibufferWindowPrivKey)))
return TRUE;
/* if new size is same as old, we're done */
@ -1620,7 +1606,7 @@ MultibufferDrawableDelete (value, id)
if (pDrawable->type == DRAWABLE_WINDOW)
{
pWin = (WindowPtr) pDrawable;
pMultibuffers = (MultibuffersPtr) pWin->devPrivates[MultibufferWindowIndex].ptr;
pMultibuffers = (MultibuffersPtr) dixLookupPrivate(&pWin->devPrivates, MultibufferWindowPrivKey);
pPixmap = pMultibuffers->buffers[pMultibuffers->displayedMultibuffer].pPixmap;
}
else