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author | marha <marha@users.sourceforge.net> | 2012-04-16 09:17:34 +0200 |
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committer | marha <marha@users.sourceforge.net> | 2012-04-16 09:17:34 +0200 |
commit | d6d3999ccb2cb72d55820770260172eccbbb68d7 (patch) | |
tree | 568ce82dd1a8e2edbbe8cd4cb5ab5b14157f34f6 /xorg-server/hw/xnest/Pixmap.c | |
parent | fffd436e9c2ec6f5aa501ee57d0e4ade7293ee60 (diff) | |
download | vcxsrv-d6d3999ccb2cb72d55820770260172eccbbb68d7.tar.gz vcxsrv-d6d3999ccb2cb72d55820770260172eccbbb68d7.tar.bz2 vcxsrv-d6d3999ccb2cb72d55820770260172eccbbb68d7.zip |
libX11 xserver pixman mesa git update 16 Apr 2012
Diffstat (limited to 'xorg-server/hw/xnest/Pixmap.c')
-rw-r--r-- | xorg-server/hw/xnest/Pixmap.c | 162 |
1 files changed, 81 insertions, 81 deletions
diff --git a/xorg-server/hw/xnest/Pixmap.c b/xorg-server/hw/xnest/Pixmap.c index eccf56986..13e1610fd 100644 --- a/xorg-server/hw/xnest/Pixmap.c +++ b/xorg-server/hw/xnest/Pixmap.c @@ -36,101 +36,101 @@ DevPrivateKeyRec xnestPixmapPrivateKeyRec; PixmapPtr xnestCreatePixmap(ScreenPtr pScreen, int width, int height, int depth, - unsigned usage_hint) + unsigned usage_hint) { - PixmapPtr pPixmap; - - pPixmap = AllocatePixmap(pScreen, 0); - if (!pPixmap) - return NullPixmap; - pPixmap->drawable.type = DRAWABLE_PIXMAP; - pPixmap->drawable.class = 0; - pPixmap->drawable.depth = depth; - pPixmap->drawable.bitsPerPixel = depth; - pPixmap->drawable.id = 0; - pPixmap->drawable.x = 0; - pPixmap->drawable.y = 0; - pPixmap->drawable.width = width; - pPixmap->drawable.height = height; - pPixmap->drawable.pScreen = pScreen; - pPixmap->drawable.serialNumber = NEXT_SERIAL_NUMBER; - pPixmap->refcnt = 1; - pPixmap->devKind = PixmapBytePad(width, depth); - pPixmap->usage_hint = usage_hint; - if (width && height) - xnestPixmapPriv(pPixmap)->pixmap = - XCreatePixmap(xnestDisplay, - xnestDefaultWindows[pScreen->myNum], - width, height, depth); - else - xnestPixmapPriv(pPixmap)->pixmap = 0; - - return pPixmap; + PixmapPtr pPixmap; + + pPixmap = AllocatePixmap(pScreen, 0); + if (!pPixmap) + return NullPixmap; + pPixmap->drawable.type = DRAWABLE_PIXMAP; + pPixmap->drawable.class = 0; + pPixmap->drawable.depth = depth; + pPixmap->drawable.bitsPerPixel = depth; + pPixmap->drawable.id = 0; + pPixmap->drawable.x = 0; + pPixmap->drawable.y = 0; + pPixmap->drawable.width = width; + pPixmap->drawable.height = height; + pPixmap->drawable.pScreen = pScreen; + pPixmap->drawable.serialNumber = NEXT_SERIAL_NUMBER; + pPixmap->refcnt = 1; + pPixmap->devKind = PixmapBytePad(width, depth); + pPixmap->usage_hint = usage_hint; + if (width && height) + xnestPixmapPriv(pPixmap)->pixmap = + XCreatePixmap(xnestDisplay, + xnestDefaultWindows[pScreen->myNum], + width, height, depth); + else + xnestPixmapPriv(pPixmap)->pixmap = 0; + + return pPixmap; } Bool xnestDestroyPixmap(PixmapPtr pPixmap) { - if(--pPixmap->refcnt) + if (--pPixmap->refcnt) + return TRUE; + XFreePixmap(xnestDisplay, xnestPixmap(pPixmap)); + FreePixmap(pPixmap); return TRUE; - XFreePixmap(xnestDisplay, xnestPixmap(pPixmap)); - FreePixmap(pPixmap); - return TRUE; } RegionPtr xnestPixmapToRegion(PixmapPtr pPixmap) { - XImage *ximage; - register RegionPtr pReg, pTmpReg; - register int x, y; - unsigned long previousPixel, currentPixel; - BoxRec Box = { 0, 0, 0, 0 }; - Bool overlap; - - ximage = XGetImage(xnestDisplay, xnestPixmap(pPixmap), 0, 0, - pPixmap->drawable.width, pPixmap->drawable.height, - 1, XYPixmap); - - pReg = RegionCreate(NULL, 1); - pTmpReg = RegionCreate(NULL, 1); - if(!pReg || !pTmpReg) { - XDestroyImage(ximage); - return NullRegion; - } - - for (y = 0; y < pPixmap->drawable.height; y++) { - Box.y1 = y; - Box.y2 = y + 1; - previousPixel = 0L; - for (x = 0; x < pPixmap->drawable.width; x++) { - currentPixel = XGetPixel(ximage, x, y); - if (previousPixel != currentPixel) { - if (previousPixel == 0L) { - /* left edge */ - Box.x1 = x; - } - else if (currentPixel == 0L) { - /* right edge */ - Box.x2 = x; - RegionReset(pTmpReg, &Box); - RegionAppend(pReg, pTmpReg); - } - previousPixel = currentPixel; - } + XImage *ximage; + register RegionPtr pReg, pTmpReg; + register int x, y; + unsigned long previousPixel, currentPixel; + BoxRec Box = { 0, 0, 0, 0 }; + Bool overlap; + + ximage = XGetImage(xnestDisplay, xnestPixmap(pPixmap), 0, 0, + pPixmap->drawable.width, pPixmap->drawable.height, + 1, XYPixmap); + + pReg = RegionCreate(NULL, 1); + pTmpReg = RegionCreate(NULL, 1); + if (!pReg || !pTmpReg) { + XDestroyImage(ximage); + return NullRegion; } - if (previousPixel != 0L) { - /* right edge because of the end of pixmap */ - Box.x2 = pPixmap->drawable.width; - RegionReset(pTmpReg, &Box); - RegionAppend(pReg, pTmpReg); + + for (y = 0; y < pPixmap->drawable.height; y++) { + Box.y1 = y; + Box.y2 = y + 1; + previousPixel = 0L; + for (x = 0; x < pPixmap->drawable.width; x++) { + currentPixel = XGetPixel(ximage, x, y); + if (previousPixel != currentPixel) { + if (previousPixel == 0L) { + /* left edge */ + Box.x1 = x; + } + else if (currentPixel == 0L) { + /* right edge */ + Box.x2 = x; + RegionReset(pTmpReg, &Box); + RegionAppend(pReg, pTmpReg); + } + previousPixel = currentPixel; + } + } + if (previousPixel != 0L) { + /* right edge because of the end of pixmap */ + Box.x2 = pPixmap->drawable.width; + RegionReset(pTmpReg, &Box); + RegionAppend(pReg, pTmpReg); + } } - } - - RegionDestroy(pTmpReg); - XDestroyImage(ximage); - RegionValidate(pReg, &overlap); + RegionDestroy(pTmpReg); + XDestroyImage(ximage); + + RegionValidate(pReg, &overlap); - return pReg; + return pReg; } |