diff options
Diffstat (limited to 'xorg-server/hw/xfree86/xf4bpp/ppcRslvC.c')
| -rw-r--r-- | xorg-server/hw/xfree86/xf4bpp/ppcRslvC.c | 177 |
1 files changed, 0 insertions, 177 deletions
diff --git a/xorg-server/hw/xfree86/xf4bpp/ppcRslvC.c b/xorg-server/hw/xfree86/xf4bpp/ppcRslvC.c deleted file mode 100644 index 0337feb62..000000000 --- a/xorg-server/hw/xfree86/xf4bpp/ppcRslvC.c +++ /dev/null @@ -1,177 +0,0 @@ -/************************************************************ -Copyright 1987 by Sun Microsystems, Inc. Mountain View, CA. - - 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 no- -tice appear in all copies and that both that copyright no- -tice and this permission notice appear in supporting docu- -mentation, and that the names of Sun or X Consortium -not be used in advertising or publicity pertaining to -distribution of the software without specific prior -written permission. Sun and X Consortium make no -representations about the suitability of this software for -any purpose. It is provided "as is" without any express or -implied warranty. - -SUN DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, -INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FIT- -NESS FOR A PARTICULAR PURPOSE. IN NO EVENT SHALL SUN BE LI- -ABLE 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 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. - * -*/ - -/* Generic Color Resolution Scheme - * P. Shupak 12/31/87 - */ - -#ifdef HAVE_XORG_CONFIG_H -#include <xorg-config.h> -#endif - -#include "xf4bpp.h" -#include "scrnintstr.h" - -/* - * New colormap routines that can support multiple Visual types. - */ - -static unsigned short defstaticpalette[16][3] = { - /* R G B */ - { 0x0000, 0x0000, 0x0000 }, /* black */ - { 0xFFFF, 0xFFFF, 0xFFFF }, /* white */ - { 0xAAAA, 0xAAAA, 0xAAAA }, /* grey */ - { 0x0000, 0x0000, 0xAAAA }, /* dark blue */ - { 0x0000, 0x0000, 0xFFFF }, /* medium blue */ - { 0x0000, 0xAAAA, 0xFFFF }, /* light blue */ - { 0x0000, 0xFFFF, 0xFFFF }, /* cyan */ - { 0x0000, 0xAAAA, 0x0000 }, /* dark green */ - { 0x0000, 0xFFFF, 0x0000 }, /* green */ - { 0xAAAA, 0xFFFF, 0x5555 }, /* pale green */ - { 0xAAAA, 0x5555, 0x0000 }, /* brown */ - { 0xFFFF, 0xAAAA, 0x0000 }, /* light brown */ - { 0xFFFF, 0xFFFF, 0x0000 }, /* yellow */ - { 0xAAAA, 0x0000, 0xAAAA }, /* purple */ - { 0xFFFF, 0x0000, 0xFFFF }, /* magenta */ - { 0xFFFF, 0x0000, 0x0000 }, /* red */ - }; - -Bool -xf4bppInitializeColormap(pmap) - register ColormapPtr pmap; -{ - register unsigned i; - register VisualPtr pVisual; - unsigned lim, maxent, shift; - - pVisual = pmap->pVisual; - lim = (1 << pVisual->bitsPerRGBValue) - 1; - shift = 16 - pVisual->bitsPerRGBValue; - maxent = pVisual->ColormapEntries - 1; - - switch( pVisual->class ) - { - case StaticGray: - for ( i = 0 ; i < maxent ; i++ ) { - pmap->red[i].co.local.red = - pmap->red[i].co.local.green = - pmap->red[i].co.local.blue = - ((((i * 65535) / maxent) >> shift) * 65535) / lim; - } - break; - case StaticColor: - for ( i = 0 ; i < 16 ; i++ ) { - pmap->red[i].co.local.red = (defstaticpalette[i][0]); - pmap->red[i].co.local.green = (defstaticpalette[i][1]); - pmap->red[i].co.local.blue = (defstaticpalette[i][2]); - } - break; - case GrayScale: - case PseudoColor: - for(i=0;i<=maxent;i++) { - int a,b,c; - a = i << 10; - b = i << 12; - c = i << 14; - pmap->red[i].co.local.red = a; - pmap->red[i].co.local.green = b; - pmap->red[i].co.local.blue = c; - } - break; - case TrueColor: - case DirectColor: - default: - ErrorF( "Unsupported Visual class %d\b", pVisual->class ); - return FALSE; - } - return TRUE; -} - -void -xf4bppResolveColor( pred, pgreen, pblue, pVisual ) -register unsigned short* pred ; -register unsigned short* pgreen ; -register unsigned short* pblue ; -register VisualPtr pVisual ; -{ - unsigned lim, maxent, shift; - - lim = (1 << pVisual->bitsPerRGBValue) - 1; - shift = 16 - pVisual->bitsPerRGBValue; - maxent = pVisual->ColormapEntries - 1; - - switch( pVisual->class ) - { - case StaticGray: - *pred = (30L * *pred + 59L * *pgreen + 11L * *pblue) / 100; - *pred = (((*pred * (maxent + 1)) >> 16) * 65535) / maxent; - *pblue = *pgreen = *pred = ((*pred >> shift) * 65535) / lim; - break; - case StaticColor: - break; - case GrayScale: - *pred = (30L * *pred + 59L * *pgreen + 11L * *pblue) / 100; - *pblue = *pgreen = *pred = ((*pred >> shift) * 65535) / lim; - break; - case PseudoColor: - /* rescale to rgb bits */ - *pred = ((*pred >> shift) * 65535) / lim; - *pgreen = ((*pgreen >> shift) * 65535) / lim; - *pblue = ((*pblue >> shift) * 65535) / lim; - break; - case TrueColor: - case DirectColor: - default: - ErrorF( "Unsupported Visual class %d\b", pVisual->class ); - } -} - |