diff options
Diffstat (limited to 'xorg-server/hw/xfree86/xf4bpp/ppcPixmap.c')
| -rw-r--r-- | xorg-server/hw/xfree86/xf4bpp/ppcPixmap.c | 151 |
1 files changed, 151 insertions, 0 deletions
diff --git a/xorg-server/hw/xfree86/xf4bpp/ppcPixmap.c b/xorg-server/hw/xfree86/xf4bpp/ppcPixmap.c new file mode 100644 index 000000000..d04aacf82 --- /dev/null +++ b/xorg-server/hw/xfree86/xf4bpp/ppcPixmap.c @@ -0,0 +1,151 @@ +/* + * Copyright IBM Corporation 1987,1988,1989 + * + * All Rights Reserved + * + * Permission to use, copy, modify, and distribute this software and its + * documentation for any purpose and without fee is hereby granted, + * provided that the above copyright notice appear in all copies and that + * both that copyright notice and this permission notice appear in + * supporting documentation, and that the name of IBM not be + * used in advertising or publicity pertaining to distribution of the + * software without specific, written prior permission. + * + * IBM DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING + * ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO EVENT SHALL + * IBM BE LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR + * ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, + * WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, + * ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS + * SOFTWARE. + * +*/ + +/*********************************************************** + +Copyright (c) 1987 X Consortium + +Permission is hereby granted, free of charge, to any person obtaining a copy +of this software and associated documentation files (the "Software"), to deal +in the Software without restriction, including without limitation the rights +to use, copy, modify, merge, publish, distribute, sublicense, and/or sell +copies of the Software, and to permit persons to whom the Software is +furnished to do so, subject to the following conditions: + +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 +X CONSORTIUM 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 X Consortium 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 X Consortium. + + +Copyright 1987 by Digital Equipment Corporation, Maynard, Massachusetts. + + All Rights Reserved + +Permission to use, copy, modify, and distribute this software and its +documentation for any purpose and without fee is hereby granted, +provided that the above copyright notice appear in all copies and that +both that copyright notice and this permission notice appear in +supporting documentation, and that the name of Digital not be +used in advertising or publicity pertaining to distribution of the +software without specific, written prior permission. + +DIGITAL DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING +ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO EVENT SHALL +DIGITAL BE LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR +ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, +WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, +ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS +SOFTWARE. + +******************************************************************/ + +#ifdef HAVE_XORG_CONFIG_H +#include <xorg-config.h> +#endif + +#include <string.h> + +#include "xf4bpp.h" +#include "servermd.h" +#include "OScompiler.h" +#include "ibmTrace.h" +#include "scrnintstr.h" + +PixmapPtr +xf4bppCreatePixmap( pScreen, width, height, depth, usage_hint ) + ScreenPtr pScreen ; + int width ; + int height ; + int depth ; + unsigned usage_hint ; +{ + register PixmapPtr pPixmap = (PixmapPtr)NULL; + size_t size ; + + TRACE(("xf4bppCreatePixmap(pScreen=0x%x, width=%d, height=%d, depth=%d, usage_hint=%d)\n", pScreen, width, height, depth, usage_hint)) ; + + if ( depth > 8 ) + return (PixmapPtr) NULL ; + + size = PixmapBytePad(width, depth); + + if (size / 4 > 32767 || height > 32767) + return (PixmapPtr) NULL ; + + pPixmap = AllocatePixmap (pScreen, (height * size)); + + if ( !pPixmap ) + return (PixmapPtr) NULL ; + pPixmap->drawable.type = DRAWABLE_PIXMAP ; + pPixmap->drawable.class = 0 ; + pPixmap->drawable.pScreen = pScreen ; + pPixmap->drawable.depth = depth ; + pPixmap->drawable.id = 0 ; + pPixmap->drawable.bitsPerPixel = ( depth == 1 ) ? 1 : 8 ; + pPixmap->drawable.serialNumber = NEXT_SERIAL_NUMBER ; + pPixmap->drawable.x = 0 ; + pPixmap->drawable.y = 0 ; + pPixmap->drawable.width = width ; + pPixmap->drawable.height = height ; + pPixmap->devKind = size; + pPixmap->refcnt = 1 ; + size = height * pPixmap->devKind ; + pPixmap->devPrivate.ptr = (pointer) (((CARD8*)pPixmap) + + pScreen->totalPixmapSize); + bzero( (char *) pPixmap->devPrivate.ptr, size ) ; + pPixmap->usage_hint = usage_hint; + return pPixmap ; +} + +PixmapPtr +xf4bppCopyPixmap(pSrc) + register PixmapPtr pSrc; +{ + register PixmapPtr pDst; + int size; + + TRACE(("xf4bppCopyPixmap(pSrc=0x%x)\n", pSrc)) ; + size = pSrc->drawable.height * pSrc->devKind; + pDst = xalloc(sizeof(PixmapRec) + size); + if (!pDst) + return NullPixmap; + pDst->devPrivates = NULL; + pDst->drawable = pSrc->drawable; + pDst->drawable.id = 0; + pDst->drawable.serialNumber = NEXT_SERIAL_NUMBER; + pDst->devKind = pSrc->devKind; + pDst->refcnt = 1; + pDst->devPrivate.ptr = (pointer)(pDst + 1); + MOVE( (char *)pSrc->devPrivate.ptr, (char *)pDst->devPrivate.ptr, size ) ; + return pDst; +} |