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EXA: Glyphs improvements. 

* Don't waste effort on invisible glyphs.
* Add damage tracking where necessary.
* Always migrate for fallbacks.
This commit is contained in:
Michel Dänzer 2007-04-29 23:47:16 +02:00
parent 0c8905ebc9
commit ce317a5b76
1 changed files with 32 additions and 10 deletions
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42
exa/exa_render.c
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@ -845,10 +845,11 @@ exaGlyphs (CARD8 op,
PixmapPtr pPixmap = NULL;
PicturePtr pPicture;
PixmapPtr pMaskPixmap = NULL;
PixmapPtr pDstPixmap = exaGetDrawablePixmap(pDst->pDrawable);
PicturePtr pMask;
ScreenPtr pScreen = pDst->pDrawable->pScreen;
int width = 0, height = 0;
int x, y;
int x, y, x1, y1, xoff, yoff;
int xDst = list->xOff, yDst = list->yOff;
int n;
int error;
@ -892,7 +893,12 @@ exaGlyphs (CARD8 op,
xRectangle rect;
miGlyphExtents (nlist, list, glyphs, &extents);
extents.x1 = max(extents.x1, 0);
extents.y1 = max(extents.y1, 0);
extents.x2 = min(extents.x2, pDst->pDrawable->width);
extents.y2 = min(extents.y2, pDst->pDrawable->height);
if (extents.x2 <= extents.x1 || extents.y2 <= extents.y1)
return;
width = extents.x2 - extents.x1;
@ -918,6 +924,7 @@ exaGlyphs (CARD8 op,
rect.width = width;
rect.height = height;
(*pGC->ops->PolyFillRect) (&pMaskPixmap->drawable, pGC, 1, &rect);
exaPixmapDirty(pMaskPixmap, 0, 0, width, height);
FreeScratchGC (pGC);
x = -extents.x1;
y = -extents.y1;
@ -929,6 +936,8 @@ exaGlyphs (CARD8 op,
y = 0;
}
exaGetDrawableDeltas(pDst->pDrawable, pDstPixmap, &xoff, &yoff);
while (nlist--)
{
GCPtr pGC = NULL;
@ -983,13 +992,21 @@ exaGlyphs (CARD8 op,
pixmaps[0].as_dst = TRUE;
pixmaps[0].as_src = TRUE;
pixmaps[0].pPix = pPixmap;
exaDoMigration (pixmaps, 1, TRUE);
exaDoMigration (pixmaps, 1, pExaScr->info->PrepareComposite != NULL);
while (n--)
{
GlyphPtr glyph = *glyphs++;
pointer glyphdata = (pointer) (glyph + 1);
DrawablePtr pCmpDrw = (maskFormat ? pMask : pDst)->pDrawable;
x1 = x - glyph->info.x;
y1 = y - glyph->info.y;
if (x1 >= pCmpDrw->width || y1 >= pCmpDrw->height ||
(x1 + glyph->info.width) <= 0 || (y1 + glyph->info.height) <= 0)
goto nextglyph;
(*pScreen->ModifyPixmapHeader) (pScratchPixmap,
glyph->info.width,
glyph->info.height,
@ -1048,17 +1065,22 @@ exaGlyphs (CARD8 op,
if (maskFormat)
{
exaComposite (PictOpAdd, pPicture, NULL, pMask, 0, 0, 0, 0,
x - glyph->info.x, y - glyph->info.y,
glyph->info.width, glyph->info.height);
x1, y1, glyph->info.width, glyph->info.height);
exaPixmapDirty(pMaskPixmap, x1, y1, x1 + glyph->info.width,
y1 + glyph->info.height);
}
else
{
exaComposite (op, pSrc, pPicture, pDst,
xSrc + (x - glyph->info.x) - xDst,
ySrc + (y - glyph->info.y) - yDst,
0, 0, x - glyph->info.x, y - glyph->info.y,
glyph->info.width, glyph->info.height);
xSrc + x1 - xDst, ySrc + y1 - yDst,
0, 0, x1, y1, glyph->info.width,
glyph->info.height);
x1 += pDst->pDrawable->x + xoff;
y1 += pDst->pDrawable->y + yoff;
exaPixmapDirty(pDstPixmap, x1, y1, x1 + glyph->info.width,
y1 + glyph->info.height);
}
nextglyph:
x += glyph->info.xOff;
y += glyph->info.yOff;
}