fb: Remove fbcmap.c (bug 5436)
This is obsolete since a240c039c4.
Updated fb.h to mention that the functions come from fbcmap_mi.c now.
Dropped fbcmap.c from the makefile.
Signed-off-by: Jesse Adkins <jesserayadkins@gmail.com>
Reviewed-by: Jeremy Huddleston <jeremyhu@apple.com>
This commit is contained in:
Jesse Adkins
parent
23e329b564
commit
84e8de1271
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@ -55,4 +55,4 @@ libfb_la_SOURCES = \
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libwfb_la_SOURCES = $(libfb_la_SOURCES)
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EXTRA_DIST = fbcmap.c fbcmap_mi.c
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EXTRA_DIST = fbcmap_mi.c
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2
fb/fb.h
2
fb/fb.h
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@ -1262,7 +1262,7 @@ fbBltPlane (FbBits *src,
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Pixel planeMask);
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/*
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* fbcmap.c
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* fbcmap_mi.c
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*/
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extern _X_EXPORT int
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fbListInstalledColormaps(ScreenPtr pScreen, Colormap *pmaps);
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586
fb/fbcmap.c
586
fb/fbcmap.c
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@ -1,586 +0,0 @@
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/*
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* Copyright © 1987 Sun Microsystems, Inc. All rights reserved.
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*
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* Permission is hereby granted, free of charge, to any person obtaining a
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* copy of this software and associated documentation files (the "Software"),
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* to deal in the Software without restriction, including without limitation
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* the rights to use, copy, modify, merge, publish, distribute, sublicense,
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* and/or sell copies of the Software, and to permit persons to whom the
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* Software is furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice (including the next
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* paragraph) shall be included in all copies or substantial portions of the
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* Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
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* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
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* DEALINGS IN THE SOFTWARE.
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*/
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#ifdef HAVE_DIX_CONFIG_H
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#include <dix-config.h>
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#endif
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#include <X11/X.h>
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#include <X11/Xproto.h>
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#include "scrnintstr.h"
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#include "colormapst.h"
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#include "resource.h"
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#include "fb.h"
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#ifdef XFree86Server
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#error "You should be compiling fbcmap_mi.c instead of fbcmap.c!"
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#endif
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static DevPrivateKeyRec cmapScrPrivateKeyRec;
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#define cmapScrPrivateKey (&cmapScrPrivateKeyRec)
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#define GetInstalledColormap(s) ((ColormapPtr) dixLookupPrivate(&(s)->devPrivates, cmapScrPrivateKey))
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#define SetInstalledColormap(s,c) (dixSetPrivate(&(s)->devPrivates, cmapScrPrivateKey, c))
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int
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fbListInstalledColormaps(ScreenPtr pScreen, Colormap *pmaps)
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{
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/* By the time we are processing requests, we can guarantee that there
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* is always a colormap installed */
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*pmaps = GetInstalledColormap(pScreen)->mid;
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return 1;
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}
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void
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fbInstallColormap(ColormapPtr pmap)
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{
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ColormapPtr oldpmap = GetInstalledColormap(pmap->pScreen);
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if(pmap != oldpmap)
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{
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/* Uninstall pInstalledMap. No hardware changes required, just
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* notify all interested parties. */
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if(oldpmap != (ColormapPtr)None)
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WalkTree(pmap->pScreen, TellLostMap, (char *)&oldpmap->mid);
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/* Install pmap */
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SetInstalledColormap(pmap->pScreen, pmap);
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WalkTree(pmap->pScreen, TellGainedMap, (char *)&pmap->mid);
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}
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}
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void
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fbUninstallColormap(ColormapPtr pmap)
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{
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ColormapPtr curpmap = GetInstalledColormap(pmap->pScreen);
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if(pmap == curpmap)
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{
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if (pmap->mid != pmap->pScreen->defColormap)
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{
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dixLookupResourceByType((pointer *)&curpmap,
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pmap->pScreen->defColormap,
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RT_COLORMAP,
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serverClient, DixInstallAccess);
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(*pmap->pScreen->InstallColormap)(curpmap);
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}
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}
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}
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void
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fbResolveColor(unsigned short *pred,
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unsigned short *pgreen,
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unsigned short *pblue,
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VisualPtr pVisual)
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{
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int shift = 16 - pVisual->bitsPerRGBValue;
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unsigned lim = (1 << pVisual->bitsPerRGBValue) - 1;
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if ((pVisual->class | DynamicClass) == GrayScale)
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{
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/* rescale to gray then rgb bits */
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*pred = (30L * *pred + 59L * *pgreen + 11L * *pblue) / 100;
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*pblue = *pgreen = *pred = ((*pred >> shift) * 65535) / lim;
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}
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else
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{
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/* rescale to rgb bits */
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*pred = ((*pred >> shift) * 65535) / lim;
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*pgreen = ((*pgreen >> shift) * 65535) / lim;
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*pblue = ((*pblue >> shift) * 65535) / lim;
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}
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}
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Bool
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fbInitializeColormap(ColormapPtr pmap)
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{
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register unsigned i;
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register VisualPtr pVisual;
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unsigned lim, maxent, shift;
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pVisual = pmap->pVisual;
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lim = (1 << pVisual->bitsPerRGBValue) - 1;
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shift = 16 - pVisual->bitsPerRGBValue;
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maxent = pVisual->ColormapEntries - 1;
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if (pVisual->class == TrueColor)
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{
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unsigned limr, limg, limb;
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limr = pVisual->redMask >> pVisual->offsetRed;
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limg = pVisual->greenMask >> pVisual->offsetGreen;
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limb = pVisual->blueMask >> pVisual->offsetBlue;
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for(i = 0; i <= maxent; i++)
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{
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/* rescale to [0..65535] then rgb bits */
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pmap->red[i].co.local.red =
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((((i * 65535) / limr) >> shift) * 65535) / lim;
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pmap->green[i].co.local.green =
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((((i * 65535) / limg) >> shift) * 65535) / lim;
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pmap->blue[i].co.local.blue =
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((((i * 65535) / limb) >> shift) * 65535) / lim;
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}
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}
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else if (pVisual->class == StaticColor)
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{
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unsigned n;
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unsigned r, g, b;
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unsigned red, green, blue;
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for (n = 0; n*n*n < pVisual->ColormapEntries; n++)
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;
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n--;
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i = 0;
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for (r = 0; r < n; r++)
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{
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red = (((r * 65535 / (n - 1)) >> shift) * 65535) / lim;
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for (g = 0; g < n; g++)
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{
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green = (((g * 65535 / (n - 1)) >> shift) * 65535) / lim;
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for (b = 0; b < n; b++)
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{
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blue = (((b * 65535 / (n - 1)) >> shift) * 65535) / lim;
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pmap->red[i].co.local.red = red;
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pmap->red[i].co.local.green = green;
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pmap->red[i].co.local.blue = blue;
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i++;
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}
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}
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}
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n = pVisual->ColormapEntries - i;
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for (r = 0; r < n; r++)
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{
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red = (((r * 65535 / (n - 1)) >> shift) * 65535) / lim;
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pmap->red[i].co.local.red = red;
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pmap->red[i].co.local.green = red;
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pmap->red[i].co.local.blue = red;
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i++;
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}
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}
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else if (pVisual->class == StaticGray)
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{
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for(i = 0; i <= maxent; i++)
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{
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/* rescale to [0..65535] then rgb bits */
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pmap->red[i].co.local.red = ((((i * 65535) / maxent) >> shift)
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* 65535) / lim;
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pmap->red[i].co.local.green = pmap->red[i].co.local.red;
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pmap->red[i].co.local.blue = pmap->red[i].co.local.red;
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}
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}
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return TRUE;
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}
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/* When simulating DirectColor on PseudoColor hardware, multiple
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entries of the colormap must be updated
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*/
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#define AddElement(mask) { \
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pixel = red | green | blue; \
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for (i = 0; i < nresult; i++) \
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if (outdefs[i].pixel == pixel) \
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break; \
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if (i == nresult) \
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{ \
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nresult++; \
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outdefs[i].pixel = pixel; \
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outdefs[i].flags = 0; \
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} \
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outdefs[i].flags |= (mask); \
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outdefs[i].red = pmap->red[red >> pVisual->offsetRed].co.local.red; \
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outdefs[i].green = pmap->green[green >> pVisual->offsetGreen].co.local.green; \
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outdefs[i].blue = pmap->blue[blue >> pVisual->offsetBlue].co.local.blue; \
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}
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int
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fbExpandDirectColors (ColormapPtr pmap,
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int ndef,
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xColorItem *indefs,
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xColorItem *outdefs)
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{
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register int red, green, blue;
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int maxred, maxgreen, maxblue;
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int stepred, stepgreen, stepblue;
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VisualPtr pVisual;
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register int pixel;
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register int nresult;
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register int i;
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pVisual = pmap->pVisual;
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stepred = 1 << pVisual->offsetRed;
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stepgreen = 1 << pVisual->offsetGreen;
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stepblue = 1 << pVisual->offsetBlue;
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maxred = pVisual->redMask;
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maxgreen = pVisual->greenMask;
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maxblue = pVisual->blueMask;
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nresult = 0;
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for (;ndef--; indefs++)
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{
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if (indefs->flags & DoRed)
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{
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red = indefs->pixel & pVisual->redMask;
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for (green = 0; green <= maxgreen; green += stepgreen)
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{
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for (blue = 0; blue <= maxblue; blue += stepblue)
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{
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AddElement (DoRed)
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}
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}
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}
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if (indefs->flags & DoGreen)
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{
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green = indefs->pixel & pVisual->greenMask;
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for (red = 0; red <= maxred; red += stepred)
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{
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for (blue = 0; blue <= maxblue; blue += stepblue)
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{
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AddElement (DoGreen)
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}
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}
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}
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if (indefs->flags & DoBlue)
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{
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blue = indefs->pixel & pVisual->blueMask;
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for (red = 0; red <= maxred; red += stepred)
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{
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for (green = 0; green <= maxgreen; green += stepgreen)
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{
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AddElement (DoBlue)
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}
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}
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}
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}
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return nresult;
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}
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Bool
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fbCreateDefColormap(ScreenPtr pScreen)
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{
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unsigned short zero = 0, ones = 0xFFFF;
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VisualPtr pVisual;
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ColormapPtr cmap;
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Pixel wp, bp;
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for (pVisual = pScreen->visuals;
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pVisual->vid != pScreen->rootVisual;
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pVisual++)
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;
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if (CreateColormap(pScreen->defColormap, pScreen, pVisual, &cmap,
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(pVisual->class & DynamicClass) ? AllocNone : AllocAll,
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0)
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!= Success)
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return FALSE;
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wp = pScreen->whitePixel;
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bp = pScreen->blackPixel;
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if ((AllocColor(cmap, &ones, &ones, &ones, &wp, 0) !=
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Success) ||
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(AllocColor(cmap, &zero, &zero, &zero, &bp, 0) !=
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Success))
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return FALSE;
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pScreen->whitePixel = wp;
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pScreen->blackPixel = bp;
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(*pScreen->InstallColormap)(cmap);
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return TRUE;
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}
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extern int defaultColorVisualClass;
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#define _RZ(d) ((d + 2) / 3)
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#define _RS(d) 0
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#define _RM(d) ((1 << _RZ(d)) - 1)
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#define _GZ(d) ((d - _RZ(d) + 1) / 2)
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#define _GS(d) _RZ(d)
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#define _GM(d) (((1 << _GZ(d)) - 1) << _GS(d))
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#define _BZ(d) (d - _RZ(d) - _GZ(d))
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#define _BS(d) (_RZ(d) + _GZ(d))
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#define _BM(d) (((1 << _BZ(d)) - 1) << _BS(d))
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#define _CE(d) (1 << _RZ(d))
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#define MAX_PSEUDO_DEPTH 10 /* largest DAC size I know */
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#define StaticGrayMask (1 << StaticGray)
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#define GrayScaleMask (1 << GrayScale)
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#define StaticColorMask (1 << StaticColor)
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#define PseudoColorMask (1 << PseudoColor)
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#define TrueColorMask (1 << TrueColor)
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#define DirectColorMask (1 << DirectColor)
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#define ALL_VISUALS (StaticGrayMask|\
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GrayScaleMask|\
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StaticColorMask|\
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PseudoColorMask|\
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TrueColorMask|\
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DirectColorMask)
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#define LARGE_VISUALS (TrueColorMask|\
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DirectColorMask)
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typedef struct _fbVisuals {
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struct _fbVisuals *next;
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int depth;
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int bitsPerRGB;
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int visuals;
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int count;
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Pixel redMask, greenMask, blueMask;
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} fbVisualsRec, *fbVisualsPtr;
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static const int fbVisualPriority[] = {
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PseudoColor, DirectColor, GrayScale, StaticColor, TrueColor, StaticGray
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};
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#define NUM_PRIORITY 6
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static fbVisualsPtr fbVisuals;
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static int
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popCount (int i)
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{
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int count;
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count = (i >> 1) & 033333333333;
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count = i - count - ((count >> 1) & 033333333333);
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count = (((count + (count >> 3)) & 030707070707) % 077); /* HAKMEM 169 */
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return count;
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}
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/*
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* Distance to least significant one bit
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*/
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static int
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maskShift (Pixel p)
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{
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int s;
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if (!p) return 0;
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s = 0;
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while (!(p & 1))
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{
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s++;
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p >>= 1;
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}
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return s;
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}
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Bool
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fbSetVisualTypesAndMasks (int depth, int visuals, int bitsPerRGB,
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Pixel redMask, Pixel greenMask, Pixel blueMask)
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{
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fbVisualsPtr new, *prev, v;
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new = (fbVisualsPtr) malloc(sizeof *new);
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if (!new)
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return FALSE;
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if (!redMask || !greenMask || !blueMask)
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{
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redMask = _RM(depth);
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greenMask = _GM(depth);
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blueMask = _BM(depth);
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}
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new->next = 0;
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new->depth = depth;
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new->visuals = visuals;
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new->bitsPerRGB = bitsPerRGB;
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new->redMask = redMask;
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new->greenMask = greenMask;
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new->blueMask = blueMask;
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new->count = popCount (visuals);
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for (prev = &fbVisuals; (v = *prev); prev = &v->next);
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*prev = new;
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return TRUE;
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}
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Bool
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fbHasVisualTypes (int depth)
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{
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fbVisualsPtr v;
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for (v = fbVisuals; v; v = v->next)
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if (v->depth == depth)
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return TRUE;
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return FALSE;
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}
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Bool
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fbSetVisualTypes (int depth, int visuals, int bitsPerRGB)
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{
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return fbSetVisualTypesAndMasks (depth, visuals, bitsPerRGB,
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_RM(depth), _GM(depth), _BM(depth));
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}
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/*
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* Given a list of formats for a screen, create a list
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* of visuals and depths for the screen which coorespond to
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* the set which can be used with this version of fb.
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*/
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Bool
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fbInitVisuals (VisualPtr *visualp,
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DepthPtr *depthp,
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int *nvisualp,
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int *ndepthp,
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int *rootDepthp,
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VisualID *defaultVisp,
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unsigned long sizes,
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int bitsPerRGB)
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{
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int i, j = 0, k;
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VisualPtr visual;
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DepthPtr depth;
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VisualID *vid;
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int d, b;
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int f;
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int ndepth, nvisual;
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int nvtype;
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int vtype;
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fbVisualsPtr visuals, nextVisuals;
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/* none specified, we'll guess from pixmap formats */
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if (!fbVisuals)
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{
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for (f = 0; f < screenInfo.numPixmapFormats; f++)
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{
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d = screenInfo.formats[f].depth;
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b = screenInfo.formats[f].bitsPerPixel;
|
||||
if (sizes & (1 << (b - 1)))
|
||||
{
|
||||
if (d > MAX_PSEUDO_DEPTH)
|
||||
vtype = LARGE_VISUALS;
|
||||
else if (d == 1)
|
||||
vtype = StaticGrayMask;
|
||||
else
|
||||
vtype = ALL_VISUALS;
|
||||
}
|
||||
else
|
||||
vtype = 0;
|
||||
if (!fbSetVisualTypes (d, vtype, bitsPerRGB))
|
||||
return FALSE;
|
||||
}
|
||||
}
|
||||
nvisual = 0;
|
||||
ndepth = 0;
|
||||
for (visuals = fbVisuals; visuals; visuals = nextVisuals)
|
||||
{
|
||||
nextVisuals = visuals->next;
|
||||
ndepth++;
|
||||
nvisual += visuals->count;
|
||||
}
|
||||
depth = (DepthPtr) malloc(ndepth * sizeof (DepthRec));
|
||||
visual = (VisualPtr) malloc(nvisual * sizeof (VisualRec));
|
||||
if (!depth || !visual)
|
||||
{
|
||||
free(depth);
|
||||
free(visual);
|
||||
return FALSE;
|
||||
}
|
||||
*depthp = depth;
|
||||
*visualp = visual;
|
||||
*ndepthp = ndepth;
|
||||
*nvisualp = nvisual;
|
||||
for (visuals = fbVisuals; visuals; visuals = nextVisuals)
|
||||
{
|
||||
nextVisuals = visuals->next;
|
||||
d = visuals->depth;
|
||||
vtype = visuals->visuals;
|
||||
nvtype = visuals->count;
|
||||
vid = NULL;
|
||||
if (nvtype)
|
||||
{
|
||||
vid = (VisualID *) malloc(nvtype * sizeof (VisualID));
|
||||
if (!vid)
|
||||
return FALSE;
|
||||
}
|
||||
depth->depth = d;
|
||||
depth->numVids = nvtype;
|
||||
depth->vids = vid;
|
||||
depth++;
|
||||
for (i = 0; i < NUM_PRIORITY; i++) {
|
||||
if (! (vtype & (1 << fbVisualPriority[i])))
|
||||
continue;
|
||||
visual->class = fbVisualPriority[i];
|
||||
visual->bitsPerRGBValue = visuals->bitsPerRGB;
|
||||
visual->ColormapEntries = 1 << d;
|
||||
visual->nplanes = d;
|
||||
visual->vid = *vid = FakeClientID (0);
|
||||
switch (visual->class) {
|
||||
case PseudoColor:
|
||||
case GrayScale:
|
||||
case StaticGray:
|
||||
case StaticColor:
|
||||
visual->redMask = 0;
|
||||
visual->greenMask = 0;
|
||||
visual->blueMask = 0;
|
||||
visual->offsetRed = 0;
|
||||
visual->offsetGreen = 0;
|
||||
visual->offsetBlue = 0;
|
||||
break;
|
||||
case DirectColor:
|
||||
case TrueColor:
|
||||
visual->ColormapEntries = _CE(d);
|
||||
visual->redMask = visuals->redMask;
|
||||
visual->greenMask = visuals->greenMask;
|
||||
visual->blueMask = visuals->blueMask;
|
||||
visual->offsetRed = maskShift (visuals->redMask);
|
||||
visual->offsetGreen = maskShift (visuals->greenMask);
|
||||
visual->offsetBlue = maskShift (visuals->blueMask);
|
||||
}
|
||||
vid++;
|
||||
visual++;
|
||||
}
|
||||
free(visuals);
|
||||
}
|
||||
fbVisuals = NULL;
|
||||
visual = *visualp;
|
||||
depth = *depthp;
|
||||
for (i = 0; i < ndepth; i++)
|
||||
{
|
||||
if (*rootDepthp && *rootDepthp != depth[i].depth)
|
||||
continue;
|
||||
for (j = 0; j < depth[i].numVids; j++)
|
||||
{
|
||||
for (k = 0; k < nvisual; k++)
|
||||
if (visual[k].vid == depth[i].vids[j])
|
||||
break;
|
||||
if (k == nvisual)
|
||||
continue;
|
||||
if (defaultColorVisualClass < 0 ||
|
||||
visual[k].class == defaultColorVisualClass)
|
||||
break;
|
||||
}
|
||||
if (j != depth[i].numVids)
|
||||
break;
|
||||
}
|
||||
if (i == ndepth) {
|
||||
for (i = 0; i < ndepth; i++)
|
||||
{
|
||||
if (depth[i].numVids)
|
||||
break;
|
||||
}
|
||||
if (i == ndepth)
|
||||
return FALSE;
|
||||
j = 0;
|
||||
}
|
||||
*rootDepthp = depth[i].depth;
|
||||
*defaultVisp = depth[i].vids[j];
|
||||
return TRUE;
|
||||
}
|
||||
Loading…
Reference in New Issue