From eca5dee9e7a8dea1edba4d10b60444ac0e884139 Mon Sep 17 00:00:00 2001 From: marha Date: Sun, 20 Mar 2011 16:32:44 +0000 Subject: xserver libX11 libxcb pixman mesa git update 20 Mar 2011 --- xorg-server/hw/xnest/Pixmap.c | 273 +++++++++++++++++++++--------------------- 1 file changed, 137 insertions(+), 136 deletions(-) (limited to 'xorg-server/hw/xnest/Pixmap.c') diff --git a/xorg-server/hw/xnest/Pixmap.c b/xorg-server/hw/xnest/Pixmap.c index c901db19f..da81a1d06 100644 --- a/xorg-server/hw/xnest/Pixmap.c +++ b/xorg-server/hw/xnest/Pixmap.c @@ -1,136 +1,137 @@ -/* - -Copyright 1993 by Davor Matic - -Permission to use, copy, modify, distribute, and sell this software -and its documentation for any purpose is hereby granted without fee, -provided that the above copyright notice appear in all copies and that -both that copyright notice and this permission notice appear in -supporting documentation. Davor Matic makes no representations about -the suitability of this software for any purpose. It is provided "as -is" without express or implied warranty. - -*/ - -#ifdef HAVE_XNEST_CONFIG_H -#include -#endif - -#include -#include -#include "regionstr.h" -#include "pixmapstr.h" -#include "scrnintstr.h" -#include "regionstr.h" -#include "gc.h" -#include "servermd.h" -#include "privates.h" -#include "mi.h" - -#include "Xnest.h" - -#include "Display.h" -#include "Screen.h" -#include "XNPixmap.h" - -DevPrivateKeyRec xnestPixmapPrivateKeyRec; - -PixmapPtr -xnestCreatePixmap(ScreenPtr pScreen, int width, int height, int depth, - unsigned class) -{ - PixmapPtr pPixmap; - - pPixmap = AllocatePixmap(pScreen, 0); - if (!pPixmap) - return NullPixmap; - pPixmap->drawable.type = DRAWABLE_PIXMAP; - pPixmap->drawable.class = class; - 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); - 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) - 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; - } - } - 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); - - return pReg; -} +/* + +Copyright 1993 by Davor Matic + +Permission to use, copy, modify, distribute, and sell this software +and its documentation for any purpose is hereby granted without fee, +provided that the above copyright notice appear in all copies and that +both that copyright notice and this permission notice appear in +supporting documentation. Davor Matic makes no representations about +the suitability of this software for any purpose. It is provided "as +is" without express or implied warranty. + +*/ + +#ifdef HAVE_XNEST_CONFIG_H +#include +#endif + +#include +#include +#include "regionstr.h" +#include "pixmapstr.h" +#include "scrnintstr.h" +#include "regionstr.h" +#include "gc.h" +#include "servermd.h" +#include "privates.h" +#include "mi.h" + +#include "Xnest.h" + +#include "Display.h" +#include "Screen.h" +#include "XNPixmap.h" + +DevPrivateKeyRec xnestPixmapPrivateKeyRec; + +PixmapPtr +xnestCreatePixmap(ScreenPtr pScreen, int width, int height, int depth, + 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; +} + +Bool +xnestDestroyPixmap(PixmapPtr pPixmap) +{ + if(--pPixmap->refcnt) + 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; + } + } + 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); + + return pReg; +} -- cgit v1.2.3