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author | marha <marha@users.sourceforge.net> | 2009-06-28 22:07:26 +0000 |
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committer | marha <marha@users.sourceforge.net> | 2009-06-28 22:07:26 +0000 |
commit | 3562e78743202e43aec8727005182a2558117eca (patch) | |
tree | 8f9113a77d12470c5c851a2a8e4cb02e89df7d43 /xorg-server/dix/pixmap.c | |
download | vcxsrv-3562e78743202e43aec8727005182a2558117eca.tar.gz vcxsrv-3562e78743202e43aec8727005182a2558117eca.tar.bz2 vcxsrv-3562e78743202e43aec8727005182a2558117eca.zip |
Checked in the following released items:
xkeyboard-config-1.4.tar.gz
ttf-bitstream-vera-1.10.tar.gz
font-alias-1.0.1.tar.gz
font-sun-misc-1.0.0.tar.gz
font-sun-misc-1.0.0.tar.gz
font-sony-misc-1.0.0.tar.gz
font-schumacher-misc-1.0.0.tar.gz
font-mutt-misc-1.0.0.tar.gz
font-misc-misc-1.0.0.tar.gz
font-misc-meltho-1.0.0.tar.gz
font-micro-misc-1.0.0.tar.gz
font-jis-misc-1.0.0.tar.gz
font-isas-misc-1.0.0.tar.gz
font-dec-misc-1.0.0.tar.gz
font-daewoo-misc-1.0.0.tar.gz
font-cursor-misc-1.0.0.tar.gz
font-arabic-misc-1.0.0.tar.gz
font-winitzki-cyrillic-1.0.0.tar.gz
font-misc-cyrillic-1.0.0.tar.gz
font-cronyx-cyrillic-1.0.0.tar.gz
font-screen-cyrillic-1.0.1.tar.gz
font-xfree86-type1-1.0.1.tar.gz
font-adobe-utopia-type1-1.0.1.tar.gz
font-ibm-type1-1.0.0.tar.gz
font-bitstream-type1-1.0.0.tar.gz
font-bitstream-speedo-1.0.0.tar.gz
font-bh-ttf-1.0.0.tar.gz
font-bh-type1-1.0.0.tar.gz
font-bitstream-100dpi-1.0.0.tar.gz
font-bh-lucidatypewriter-100dpi-1.0.0.tar.gz
font-bh-100dpi-1.0.0.tar.gz
font-adobe-utopia-100dpi-1.0.1.tar.gz
font-adobe-100dpi-1.0.0.tar.gz
font-util-1.0.1.tar.gz
font-bitstream-75dpi-1.0.0.tar.gz
font-bh-lucidatypewriter-75dpi-1.0.0.tar.gz
font-adobe-utopia-75dpi-1.0.1.tar.gz
font-bh-75dpi-1.0.0.tar.gz
bdftopcf-1.0.1.tar.gz
font-adobe-75dpi-1.0.0.tar.gz
mkfontscale-1.0.6.tar.gz
openssl-0.9.8k.tar.gz
bigreqsproto-1.0.2.tar.gz
xtrans-1.2.2.tar.gz
resourceproto-1.0.2.tar.gz
inputproto-1.4.4.tar.gz
compositeproto-0.4.tar.gz
damageproto-1.1.0.tar.gz
zlib-1.2.3.tar.gz
xkbcomp-1.0.5.tar.gz
freetype-2.3.9.tar.gz
pthreads-w32-2-8-0-release.tar.gz
pixman-0.12.0.tar.gz
kbproto-1.0.3.tar.gz
evieext-1.0.2.tar.gz
fixesproto-4.0.tar.gz
recordproto-1.13.2.tar.gz
randrproto-1.2.2.tar.gz
scrnsaverproto-1.1.0.tar.gz
renderproto-0.9.3.tar.gz
xcmiscproto-1.1.2.tar.gz
fontsproto-2.0.2.tar.gz
xextproto-7.0.3.tar.gz
xproto-7.0.14.tar.gz
libXdmcp-1.0.2.tar.gz
libxkbfile-1.0.5.tar.gz
libfontenc-1.0.4.tar.gz
libXfont-1.3.4.tar.gz
libX11-1.1.5.tar.gz
libXau-1.0.4.tar.gz
libxcb-1.1.tar.gz
xorg-server-1.5.3.tar.gz
Diffstat (limited to 'xorg-server/dix/pixmap.c')
-rw-r--r-- | xorg-server/dix/pixmap.c | 122 |
1 files changed, 122 insertions, 0 deletions
diff --git a/xorg-server/dix/pixmap.c b/xorg-server/dix/pixmap.c new file mode 100644 index 000000000..82e388cf3 --- /dev/null +++ b/xorg-server/dix/pixmap.c @@ -0,0 +1,122 @@ +/* + +Copyright 1993, 1998 The Open Group + +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. + +The above copyright notice and this permission notice shall be included +in all copies or substantial portions of the Software. + +THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS +OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF +MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. +IN NO EVENT SHALL THE OPEN GROUP BE LIABLE FOR ANY CLAIM, DAMAGES OR +OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, +ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR +OTHER DEALINGS IN THE SOFTWARE. + +Except as contained in this notice, the name of The Open Group shall +not be used in advertising or otherwise to promote the sale, use or +other dealings in this Software without prior written authorization +from The Open Group. + +*/ + +#ifdef HAVE_DIX_CONFIG_H +#include <dix-config.h> +#endif + +#include <X11/X.h> +#include "scrnintstr.h" +#include "misc.h" +#include "os.h" +#include "windowstr.h" +#include "resource.h" +#include "dixstruct.h" +#include "gcstruct.h" +#include "servermd.h" +#include "site.h" + + +/* + * Scratch pixmap management and device independent pixmap allocation + * function. + */ + + +/* callable by ddx */ +_X_EXPORT PixmapPtr +GetScratchPixmapHeader(ScreenPtr pScreen, int width, int height, int depth, + int bitsPerPixel, int devKind, pointer pPixData) +{ + PixmapPtr pPixmap = pScreen->pScratchPixmap; + + if (pPixmap) + pScreen->pScratchPixmap = NULL; + else + /* width and height of 0 means don't allocate any pixmap data */ + pPixmap = (*pScreen->CreatePixmap)(pScreen, 0, 0, depth, 0); + + if (pPixmap) { + if ((*pScreen->ModifyPixmapHeader)(pPixmap, width, height, depth, + bitsPerPixel, devKind, pPixData)) + return pPixmap; + (*pScreen->DestroyPixmap)(pPixmap); + } + return NullPixmap; +} + + +/* callable by ddx */ +_X_EXPORT void +FreeScratchPixmapHeader(PixmapPtr pPixmap) +{ + if (pPixmap) + { + ScreenPtr pScreen = pPixmap->drawable.pScreen; + + pPixmap->devPrivate.ptr = NULL; /* lest ddx chases bad ptr */ + if (pScreen->pScratchPixmap) + (*pScreen->DestroyPixmap)(pPixmap); + else + pScreen->pScratchPixmap = pPixmap; + } +} + + +Bool +CreateScratchPixmapsForScreen(int scrnum) +{ + /* let it be created on first use */ + screenInfo.screens[scrnum]->pScratchPixmap = NULL; + return TRUE; +} + + +void +FreeScratchPixmapsForScreen(int scrnum) +{ + FreeScratchPixmapHeader(screenInfo.screens[scrnum]->pScratchPixmap); +} + + +/* callable by ddx */ +_X_EXPORT PixmapPtr +AllocatePixmap(ScreenPtr pScreen, int pixDataSize) +{ + PixmapPtr pPixmap; + + if (pScreen->totalPixmapSize > ((size_t)-1) - pixDataSize) + return NullPixmap; + + pPixmap = (PixmapPtr)xalloc(pScreen->totalPixmapSize + pixDataSize); + if (!pPixmap) + return NullPixmap; + + pPixmap->devPrivates = NULL; + return pPixmap; +} |