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mi: Don't save midispcur rendering resources for each cursor

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Instead, only save them for the most recently drawn cursor. This saves
a bunch of storage for idle cursors.

Signed-off-by: Keith Packard <keithp@keithp.com>
Reviewed-by: Dave Airlie <airlied@redhat.com>
This commit is contained in:
Keith Packard 2012-07-05 11:15:18 -07:00
parent 7651176b00
commit f38b2b6283
1 changed files with 86 additions and 101 deletions
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187
mi/midispcur.c
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@ -56,9 +56,7 @@ in this Software without prior written authorization from The Open Group.
static DevPrivateKeyRec miDCScreenKeyRec;
#define miDCScreenKey (&miDCScreenKeyRec)
static DevScreenPrivateKeyRec miDCCursorBitsKeyRec;
#define miDCCursorBitsKey (&miDCCursorBitsKeyRec)
static DevScreenPrivateKeyRec miDCDeviceKeyRec;
#define miDCDeviceKey (&miDCDeviceKeyRec)
@ -86,18 +84,15 @@ typedef struct {
*/
typedef struct {
CloseScreenProcPtr CloseScreen;
} miDCScreenRec, *miDCScreenPtr;
#define miGetDCScreen(s) ((miDCScreenPtr)(dixLookupPrivate(&(s)->devPrivates, miDCScreenKey)))
/* per-cursor per-screen private data */
typedef struct {
PixmapPtr sourceBits; /* source bits */
PixmapPtr maskBits; /* mask bits */
#ifdef ARGB_CURSOR
PicturePtr pPicture;
#endif
} miDCCursorRec, *miDCCursorPtr;
CursorPtr pCursor;
} miDCScreenRec, *miDCScreenPtr;
#define miGetDCScreen(s) ((miDCScreenPtr)(dixLookupPrivate(&(s)->devPrivates, miDCScreenKey)))
Bool
miDCInitialize(ScreenPtr pScreen, miPointerScreenFuncPtr screenFuncs)
@ -105,13 +100,11 @@ miDCInitialize(ScreenPtr pScreen, miPointerScreenFuncPtr screenFuncs)
miDCScreenPtr pScreenPriv;
if (!dixRegisterPrivateKey(&miDCScreenKeyRec, PRIVATE_SCREEN, 0) ||
!dixRegisterScreenPrivateKey(&miDCCursorBitsKeyRec, pScreen,
PRIVATE_CURSOR_BITS, 0) ||
!dixRegisterScreenPrivateKey(&miDCDeviceKeyRec, pScreen, PRIVATE_DEVICE,
0))
return FALSE;
pScreenPriv = malloc(sizeof(miDCScreenRec));
pScreenPriv = calloc(1, sizeof(miDCScreenRec));
if (!pScreenPriv)
return FALSE;
@ -127,6 +120,28 @@ miDCInitialize(ScreenPtr pScreen, miPointerScreenFuncPtr screenFuncs)
return TRUE;
}
static void
miDCSwitchScreenCursor(ScreenPtr pScreen, CursorPtr pCursor, PixmapPtr sourceBits, PixmapPtr maskBits, PicturePtr pPicture)
{
miDCScreenPtr pScreenPriv = dixLookupPrivate(&pScreen->devPrivates, miDCScreenKey);
if (pScreenPriv->sourceBits)
(*pScreen->DestroyPixmap)(pScreenPriv->sourceBits);
pScreenPriv->sourceBits = sourceBits;
if (pScreenPriv->maskBits)
(*pScreen->DestroyPixmap)(pScreenPriv->maskBits);
pScreenPriv->maskBits = maskBits;
#ifdef ARGB_CURSOR
if (pScreenPriv->pPicture)
FreePicture(pScreenPriv->pPicture, 0);
pScreenPriv->pPicture = pPicture;
#endif
pScreenPriv->pCursor = pCursor;
}
static Bool
miDCCloseScreen(ScreenPtr pScreen)
{
@ -135,6 +150,8 @@ miDCCloseScreen(ScreenPtr pScreen)
pScreenPriv = (miDCScreenPtr) dixLookupPrivate(&pScreen->devPrivates,
miDCScreenKey);
pScreen->CloseScreen = pScreenPriv->CloseScreen;
miDCSwitchScreenCursor(pScreen, NULL, NULL, NULL, NULL);
free((pointer) pScreenPriv);
return (*pScreen->CloseScreen) (pScreen);
}
@ -142,9 +159,6 @@ miDCCloseScreen(ScreenPtr pScreen)
Bool
miDCRealizeCursor(ScreenPtr pScreen, CursorPtr pCursor)
{
if (pCursor->bits->refcnt <= 1)
dixSetScreenPrivate(&pCursor->bits->devPrivates, miDCCursorBitsKey,
pScreen, NULL);
return TRUE;
}
@ -154,8 +168,6 @@ miDCRealizeCursor(ScreenPtr pScreen, CursorPtr pCursor)
static PicturePtr
miDCMakePicture(PicturePtr * ppPicture, DrawablePtr pDraw, WindowPtr pWin)
{
ScreenPtr pScreen = pDraw->pScreen;
VisualPtr pVisual;
PictFormatPtr pFormat;
XID subwindow_mode = IncludeInferiors;
PicturePtr pPicture;
@ -172,42 +184,39 @@ miDCMakePicture(PicturePtr * ppPicture, DrawablePtr pDraw, WindowPtr pWin)
}
#endif
static miDCCursorPtr
static Bool
miDCRealize(ScreenPtr pScreen, CursorPtr pCursor)
{
miDCCursorPtr pPriv;
miDCScreenPtr pScreenPriv = dixLookupPrivate(&pScreen->devPrivates, miDCScreenKey);
GCPtr pGC;
ChangeGCVal gcvals;
PixmapPtr sourceBits, maskBits;
if (pScreenPriv->pCursor == pCursor)
return TRUE;
pPriv = malloc(sizeof(miDCCursorRec));
if (!pPriv)
return NULL;
#ifdef ARGB_CURSOR
if (pCursor->bits->argb) {
PixmapPtr pPixmap;
PictFormatPtr pFormat;
int error;
PicturePtr pPicture;
pFormat = PictureMatchFormat(pScreen, 32, PICT_a8r8g8b8);
if (!pFormat) {
free((pointer) pPriv);
return NULL;
}
if (!pFormat)
return FALSE;
pPriv->sourceBits = 0;
pPriv->maskBits = 0;
pPixmap = (*pScreen->CreatePixmap) (pScreen, pCursor->bits->width,
pCursor->bits->height, 32,
CREATE_PIXMAP_USAGE_SCRATCH);
if (!pPixmap) {
free((pointer) pPriv);
return NULL;
}
if (!pPixmap)
return FALSE;
pGC = GetScratchGC(32, pScreen);
if (!pGC) {
(*pScreen->DestroyPixmap) (pPixmap);
free((pointer) pPriv);
return NULL;
return FALSE;
}
ValidateGC(&pPixmap->drawable, pGC);
(*pGC->ops->PutImage) (&pPixmap->drawable, pGC, 32,
@ -215,105 +224,86 @@ miDCRealize(ScreenPtr pScreen, CursorPtr pCursor)
pCursor->bits->height,
0, ZPixmap, (char *) pCursor->bits->argb);
FreeScratchGC(pGC);
pPriv->pPicture = CreatePicture(0, &pPixmap->drawable,
pFormat, 0, 0, serverClient, &error);
pPicture = CreatePicture(0, &pPixmap->drawable,
pFormat, 0, 0, serverClient, &error);
(*pScreen->DestroyPixmap) (pPixmap);
if (!pPriv->pPicture) {
free((pointer) pPriv);
return NULL;
}
dixSetScreenPrivate(&pCursor->bits->devPrivates, miDCCursorBitsKey,
pScreen, pPriv);
return pPriv;
if (!pPicture)
return FALSE;
miDCSwitchScreenCursor(pScreen, pCursor, NULL, NULL, pPicture);
return TRUE;
}
pPriv->pPicture = 0;
#endif
pPriv->sourceBits =
(*pScreen->CreatePixmap) (pScreen, pCursor->bits->width,
pCursor->bits->height, 1, 0);
if (!pPriv->sourceBits) {
free((pointer) pPriv);
return NULL;
sourceBits = (*pScreen->CreatePixmap) (pScreen, pCursor->bits->width,
pCursor->bits->height, 1, 0);
if (!sourceBits)
return FALSE;
maskBits = (*pScreen->CreatePixmap) (pScreen, pCursor->bits->width,
pCursor->bits->height, 1, 0);
if (!maskBits) {
(*pScreen->DestroyPixmap) (sourceBits);
return FALSE;
}
pPriv->maskBits =
(*pScreen->CreatePixmap) (pScreen, pCursor->bits->width,
pCursor->bits->height, 1, 0);
if (!pPriv->maskBits) {
(*pScreen->DestroyPixmap) (pPriv->sourceBits);
free((pointer) pPriv);
return NULL;
}
dixSetScreenPrivate(&pCursor->bits->devPrivates, miDCCursorBitsKey, pScreen,
pPriv);
/* create the two sets of bits, clipping as appropriate */
pGC = GetScratchGC(1, pScreen);
if (!pGC) {
(void) miDCUnrealizeCursor(pScreen, pCursor);
return NULL;
(*pScreen->DestroyPixmap) (sourceBits);
(*pScreen->DestroyPixmap) (maskBits);
return FALSE;
}
ValidateGC((DrawablePtr) pPriv->sourceBits, pGC);
(*pGC->ops->PutImage) ((DrawablePtr) pPriv->sourceBits, pGC, 1,
ValidateGC((DrawablePtr) sourceBits, pGC);
(*pGC->ops->PutImage) ((DrawablePtr) sourceBits, pGC, 1,
0, 0, pCursor->bits->width, pCursor->bits->height,
0, XYPixmap, (char *) pCursor->bits->source);
gcvals.val = GXand;
ChangeGC(NullClient, pGC, GCFunction, &gcvals);
ValidateGC((DrawablePtr) pPriv->sourceBits, pGC);
(*pGC->ops->PutImage) ((DrawablePtr) pPriv->sourceBits, pGC, 1,
ValidateGC((DrawablePtr) sourceBits, pGC);
(*pGC->ops->PutImage) ((DrawablePtr) sourceBits, pGC, 1,
0, 0, pCursor->bits->width, pCursor->bits->height,
0, XYPixmap, (char *) pCursor->bits->mask);
/* mask bits -- pCursor->mask & ~pCursor->source */
gcvals.val = GXcopy;
ChangeGC(NullClient, pGC, GCFunction, &gcvals);
ValidateGC((DrawablePtr) pPriv->maskBits, pGC);
(*pGC->ops->PutImage) ((DrawablePtr) pPriv->maskBits, pGC, 1,
ValidateGC((DrawablePtr) maskBits, pGC);
(*pGC->ops->PutImage) ((DrawablePtr) maskBits, pGC, 1,
0, 0, pCursor->bits->width, pCursor->bits->height,
0, XYPixmap, (char *) pCursor->bits->mask);
gcvals.val = GXandInverted;
ChangeGC(NullClient, pGC, GCFunction, &gcvals);
ValidateGC((DrawablePtr) pPriv->maskBits, pGC);
(*pGC->ops->PutImage) ((DrawablePtr) pPriv->maskBits, pGC, 1,
ValidateGC((DrawablePtr) maskBits, pGC);
(*pGC->ops->PutImage) ((DrawablePtr) maskBits, pGC, 1,
0, 0, pCursor->bits->width, pCursor->bits->height,
0, XYPixmap, (char *) pCursor->bits->source);
FreeScratchGC(pGC);
return pPriv;
miDCSwitchScreenCursor(pScreen, pCursor, sourceBits, maskBits, NULL);
return TRUE;
}
Bool
miDCUnrealizeCursor(ScreenPtr pScreen, CursorPtr pCursor)
{
miDCCursorPtr pPriv;
miDCScreenPtr pScreenPriv = dixLookupPrivate(&pScreen->devPrivates, miDCScreenKey);
pPriv = (miDCCursorPtr) dixLookupScreenPrivate(&pCursor->bits->devPrivates,
miDCCursorBitsKey, pScreen);
if (pPriv && (pCursor->bits->refcnt <= 1)) {
if (pPriv->sourceBits)
(*pScreen->DestroyPixmap) (pPriv->sourceBits);
if (pPriv->maskBits)
(*pScreen->DestroyPixmap) (pPriv->maskBits);
#ifdef ARGB_CURSOR
if (pPriv->pPicture)
FreePicture(pPriv->pPicture, 0);
#endif
free((pointer) pPriv);
dixSetScreenPrivate(&pCursor->bits->devPrivates, miDCCursorBitsKey,
pScreen, NULL);
}
if (pCursor == pScreenPriv->pCursor)
miDCSwitchScreenCursor(pScreen, NULL, NULL, NULL, NULL);
return TRUE;
}
static void
miDCPutBits(DrawablePtr pDrawable,
miDCCursorPtr pPriv,
GCPtr sourceGC,
GCPtr maskGC,
int x_org,
int y_org,
unsigned w, unsigned h, unsigned long source, unsigned long mask)
{
miDCScreenPtr pScreenPriv = dixLookupPrivate(&pDrawable->pScreen->devPrivates, miDCScreenKey);
ChangeGCVal gcval;
int x, y;
@ -333,7 +323,7 @@ miDCPutBits(DrawablePtr pDrawable,
y = y_org;
}
(*sourceGC->ops->PushPixels) (sourceGC, pPriv->sourceBits, pDrawable, w, h,
(*sourceGC->ops->PushPixels) (sourceGC, pScreenPriv->sourceBits, pDrawable, w, h,
x, y);
if (maskGC->fgPixel != mask) {
gcval.val = mask;
@ -351,7 +341,7 @@ miDCPutBits(DrawablePtr pDrawable,
y = y_org;
}
(*maskGC->ops->PushPixels) (maskGC, pPriv->maskBits, pDrawable, w, h, x, y);
(*maskGC->ops->PushPixels) (maskGC, pScreenPriv->maskBits, pDrawable, w, h, x, y);
}
static GCPtr
@ -373,27 +363,22 @@ Bool
miDCPutUpCursor(DeviceIntPtr pDev, ScreenPtr pScreen, CursorPtr pCursor,
int x, int y, unsigned long source, unsigned long mask)
{
miDCCursorPtr pPriv;
miDCScreenPtr pScreenPriv = dixLookupPrivate(&pScreen->devPrivates, miDCScreenKey);
miDCBufferPtr pBuffer;
WindowPtr pWin;
pPriv = (miDCCursorPtr) dixLookupScreenPrivate(&pCursor->bits->devPrivates,
miDCCursorBitsKey, pScreen);
if (!pPriv) {
pPriv = miDCRealize(pScreen, pCursor);
if (!pPriv)
return FALSE;
}
if (!miDCRealize(pScreen, pCursor))
return FALSE;
pWin = pScreen->root;
pBuffer = miGetDCDevice(pDev, pScreen);
#ifdef ARGB_CURSOR
if (pPriv->pPicture) {
if (pScreenPriv->pPicture) {
if (!EnsurePicture(pBuffer->pRootPicture, &pWin->drawable, pWin))
return FALSE;
CompositePicture(PictOpOver,
pPriv->pPicture,
pScreenPriv->pPicture,
NULL,
pBuffer->pRootPicture,
0, 0, 0, 0,
@ -402,7 +387,7 @@ miDCPutUpCursor(DeviceIntPtr pDev, ScreenPtr pScreen, CursorPtr pCursor,
else
#endif
{
miDCPutBits((DrawablePtr) pWin, pPriv,
miDCPutBits((DrawablePtr) pWin,
pBuffer->pSourceGC, pBuffer->pMaskGC,
x, y, pCursor->bits->width, pCursor->bits->height,
source, mask);