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Diffstat (limited to 'xorg-server/miext/shadow/shrotpack.h')
-rw-r--r--xorg-server/miext/shadow/shrotpack.h111
1 files changed, 59 insertions, 52 deletions
diff --git a/xorg-server/miext/shadow/shrotpack.h b/xorg-server/miext/shadow/shrotpack.h
index 16afff184..b1cb30d5c 100644
--- a/xorg-server/miext/shadow/shrotpack.h
+++ b/xorg-server/miext/shadow/shrotpack.h
@@ -94,72 +94,76 @@
#endif
void
-FUNC (ScreenPtr pScreen,
- shadowBufPtr pBuf)
+FUNC(ScreenPtr pScreen, shadowBufPtr pBuf)
{
- RegionPtr damage = shadowDamage (pBuf);
- PixmapPtr pShadow = pBuf->pPixmap;
- int nbox = RegionNumRects (damage);
- BoxPtr pbox = RegionRects (damage);
- FbBits *shaBits;
- Data *shaBase, *shaLine, *sha;
- FbStride shaStride;
- int scrBase, scrLine, scr;
- int shaBpp;
- _X_UNUSED int shaXoff, shaYoff;
- int x, y, w, h, width;
- int i;
- Data *winBase = NULL, *win;
- CARD32 winSize;
-
- fbGetDrawable (&pShadow->drawable, shaBits, shaStride, shaBpp, shaXoff, shaYoff);
+ RegionPtr damage = shadowDamage(pBuf);
+ PixmapPtr pShadow = pBuf->pPixmap;
+ int nbox = RegionNumRects(damage);
+ BoxPtr pbox = RegionRects(damage);
+ FbBits *shaBits;
+ Data *shaBase, *shaLine, *sha;
+ FbStride shaStride;
+ int scrBase, scrLine, scr;
+ int shaBpp;
+ _X_UNUSED int shaXoff, shaYoff;
+ int x, y, w, h, width;
+ int i;
+ Data *winBase = NULL, *win;
+ CARD32 winSize;
+
+ fbGetDrawable(&pShadow->drawable, shaBits, shaStride, shaBpp, shaXoff,
+ shaYoff);
shaBase = (Data *) shaBits;
- shaStride = shaStride * sizeof (FbBits) / sizeof (Data);
+ shaStride = shaStride * sizeof(FbBits) / sizeof(Data);
#if (DANDEBUG > 1)
- ErrorF ("-> Entering Shadow Update:\r\n |- Origins: pShadow=%x, pScreen=%x, damage=%x\r\n |- Metrics: shaStride=%d, shaBase=%x, shaBpp=%d\r\n | \n", pShadow, pScreen, damage, shaStride, shaBase, shaBpp);
+ ErrorF
+ ("-> Entering Shadow Update:\r\n |- Origins: pShadow=%x, pScreen=%x, damage=%x\r\n |- Metrics: shaStride=%d, shaBase=%x, shaBpp=%d\r\n | \n",
+ pShadow, pScreen, damage, shaStride, shaBase, shaBpp);
#endif
- while (nbox--)
- {
+ while (nbox--) {
x = pbox->x1;
y = pbox->y1;
w = (pbox->x2 - pbox->x1);
h = pbox->y2 - pbox->y1;
-
+
#if (DANDEBUG > 2)
- ErrorF (" |-> Redrawing box - Metrics: X=%d, Y=%d, Width=%d, Height=%d\n", x, y, w, h);
+ ErrorF
+ (" |-> Redrawing box - Metrics: X=%d, Y=%d, Width=%d, Height=%d\n",
+ x, y, w, h);
#endif
- scrLine = SCRLEFT(x,y,w,h);
- shaLine = shaBase + FIRSTSHA(x,y,w,h);
-
- while (STEPDOWN(x,y,w,h))
- {
+ scrLine = SCRLEFT(x, y, w, h);
+ shaLine = shaBase + FIRSTSHA(x, y, w, h);
+
+ while (STEPDOWN(x, y, w, h)) {
winSize = 0;
scrBase = 0;
- width = SCRWIDTH(x,y,w,h);
+ width = SCRWIDTH(x, y, w, h);
scr = scrLine;
sha = shaLine;
#if (DANDEBUG > 3)
- ErrorF (" | |-> StepDown - Metrics: width=%d, scr=%x, sha=%x\n", width, scr, sha);
+ ErrorF(" | |-> StepDown - Metrics: width=%d, scr=%x, sha=%x\n",
+ width, scr, sha);
#endif
- while (width)
- {
+ while (width) {
/* how much remains in this window */
i = scrBase + winSize - scr;
- if (i <= 0 || scr < scrBase)
- {
+ if (i <= 0 || scr < scrBase) {
winBase = (Data *) (*pBuf->window) (pScreen,
- SCRY(x,y,w,h),
- scr * sizeof (Data),
- SHADOW_WINDOW_WRITE,
- &winSize,
- pBuf->closure);
- if(!winBase)
+ SCRY(x, y, w, h),
+ scr * sizeof(Data),
+ SHADOW_WINDOW_WRITE,
+ &winSize,
+ pBuf->closure);
+ if (!winBase)
return;
scrBase = scr;
- winSize /= sizeof (Data);
+ winSize /= sizeof(Data);
i = winSize;
#if(DANDEBUG > 4)
- ErrorF (" | | |-> Starting New Line - Metrics: winBase=%x, scrBase=%x, winSize=%d\r\n | | | Xstride=%d, Ystride=%d, w=%d h=%d\n", winBase, scrBase, winSize, SHASTEPX(shaStride), SHASTEPY(shaStride), w, h);
+ ErrorF
+ (" | | |-> Starting New Line - Metrics: winBase=%x, scrBase=%x, winSize=%d\r\n | | | Xstride=%d, Ystride=%d, w=%d h=%d\n",
+ winBase, scrBase, winSize, SHASTEPX(shaStride),
+ SHASTEPY(shaStride), w, h);
#endif
}
win = winBase + (scr - scrBase);
@@ -168,20 +172,23 @@ FUNC (ScreenPtr pScreen,
width -= i;
scr += i;
#if(DANDEBUG > 5)
- ErrorF (" | | |-> Writing Line - Metrics: win=%x, sha=%x\n", win, sha);
+ ErrorF
+ (" | | |-> Writing Line - Metrics: win=%x, sha=%x\n",
+ win, sha);
#endif
- while (i--)
- {
+ while (i--) {
#if(DANDEBUG > 6)
- ErrorF (" | | |-> Writing Pixel - Metrics: win=%x, sha=%d, remaining=%d\n", win, sha, i);
+ ErrorF
+ (" | | |-> Writing Pixel - Metrics: win=%x, sha=%d, remaining=%d\n",
+ win, sha, i);
#endif
*win++ = *sha;
sha += SHASTEPX(shaStride);
- } /* i */
- } /* width */
+ } /* i */
+ } /* width */
shaLine += SHASTEPY(shaStride);
- NEXTY(x,y,w,h);
- } /* STEPDOWN */
+ NEXTY(x, y, w, h);
+ } /* STEPDOWN */
pbox++;
- } /* nbox */
+ } /* nbox */
}