diff options
| -rw-r--r-- | composite/compalloc.c | 73 | ||||
| -rw-r--r-- | composite/compint.h | 3 | ||||
| -rw-r--r-- | composite/compwindow.c | 2 |
3 files changed, 59 insertions, 19 deletions
diff --git a/composite/compalloc.c b/composite/compalloc.c index f555411bf..006e80840 100644 --- a/composite/compalloc.c +++ b/composite/compalloc.c @@ -461,7 +461,6 @@ compNewPixmap (WindowPtr pWin, int x, int y, int w, int h) ScreenPtr pScreen = pWin->drawable.pScreen; WindowPtr pParent = pWin->parent; PixmapPtr pPixmap; - GCPtr pGC; pPixmap = (*pScreen->CreatePixmap) (pScreen, w, h, pWin->drawable.depth); @@ -471,25 +470,63 @@ compNewPixmap (WindowPtr pWin, int x, int y, int w, int h) pPixmap->screen_x = x; pPixmap->screen_y = y; - pGC = GetScratchGC (pWin->drawable.depth, pScreen); - - /* - * Copy bits from the parent into the new pixmap so that it will - * have "reasonable" contents in case for background None areas. - */ - if (pGC) + if (pParent->drawable.depth == pWin->drawable.depth) { - XID val = IncludeInferiors; + GCPtr pGC = GetScratchGC (pWin->drawable.depth, pScreen); - ValidateGC(&pPixmap->drawable, pGC); - dixChangeGC (serverClient, pGC, GCSubwindowMode, &val, NULL); - (*pGC->ops->CopyArea) (&pParent->drawable, - &pPixmap->drawable, - pGC, - x - pParent->drawable.x, - y - pParent->drawable.y, - w, h, 0, 0); - FreeScratchGC (pGC); + /* + * Copy bits from the parent into the new pixmap so that it will + * have "reasonable" contents in case for background None areas. + */ + if (pGC) + { + XID val = IncludeInferiors; + + ValidateGC(&pPixmap->drawable, pGC); + dixChangeGC (serverClient, pGC, GCSubwindowMode, &val, NULL); + (*pGC->ops->CopyArea) (&pParent->drawable, + &pPixmap->drawable, + pGC, + x - pParent->drawable.x, + y - pParent->drawable.y, + w, h, 0, 0); + FreeScratchGC (pGC); + } + } + else + { + PictFormatPtr pSrcFormat = compWindowFormat (pParent); + PictFormatPtr pDstFormat = compWindowFormat (pWin); + XID inferiors = IncludeInferiors; + int error; + + PicturePtr pSrcPicture = CreatePicture (None, + &pParent->drawable, + pSrcFormat, + CPSubwindowMode, + &inferiors, + serverClient, &error); + + PicturePtr pDstPicture = CreatePicture (None, + &pPixmap->drawable, + pDstFormat, + 0, 0, + serverClient, &error); + + if (pSrcPicture && pDstPicture) + { + CompositePicture (PictOpSrc, + pSrcPicture, + NULL, + pDstPicture, + x - pParent->drawable.x, + y - pParent->drawable.y, + 0, 0, 0, 0, w, h); + } + if (pSrcPicture) + FreePicture (pSrcPicture, 0); + if (pDstPicture) + FreePicture (pDstPicture, 0); } return pPixmap; } diff --git a/composite/compint.h b/composite/compint.h index 38b1777a2..f69595ccc 100644 --- a/composite/compint.h +++ b/composite/compint.h @@ -237,6 +237,9 @@ compCheckTree (ScreenPtr pScreen); #define compCheckTree(s) #endif +PictFormatPtr +compWindowFormat (WindowPtr pWin); + void compSetPixmap (WindowPtr pWin, PixmapPtr pPixmap); diff --git a/composite/compwindow.c b/composite/compwindow.c index a4c4e6f32..bfd29460b 100644 --- a/composite/compwindow.c +++ b/composite/compwindow.c @@ -685,7 +685,7 @@ compGetWindowVisual (WindowPtr pWin) return 0; } -static PictFormatPtr +PictFormatPtr compWindowFormat (WindowPtr pWin) { ScreenPtr pScreen = pWin->drawable.pScreen; |