diff options
Diffstat (limited to 'xorg-server/hw/kdrive/src/kcmap.c')
-rw-r--r-- | xorg-server/hw/kdrive/src/kcmap.c | 492 |
1 files changed, 246 insertions, 246 deletions
diff --git a/xorg-server/hw/kdrive/src/kcmap.c b/xorg-server/hw/kdrive/src/kcmap.c index 127c7a078..6e0fc1417 100644 --- a/xorg-server/hw/kdrive/src/kcmap.c +++ b/xorg-server/hw/kdrive/src/kcmap.c @@ -1,246 +1,246 @@ -/*
- * Copyright © 1999 Keith Packard
- *
- * 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, and that the name of Keith Packard not be used in
- * advertising or publicity pertaining to distribution of the software without
- * specific, written prior permission. Keith Packard makes no
- * representations about the suitability of this software for any purpose. It
- * is provided "as is" without express or implied warranty.
- *
- * KEITH PACKARD DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
- * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
- * EVENT SHALL KEITH PACKARD 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_CONFIG_H
-#include <kdrive-config.h>
-#endif
-#include "kdrive.h"
-
-/*
- * Put the entire colormap into the DAC
- */
-
-void
-KdSetColormap (ScreenPtr pScreen)
-{
- KdScreenPriv(pScreen);
- ColormapPtr pCmap = pScreenPriv->pInstalledmap;
- Pixel pixels[KD_MAX_PSEUDO_SIZE];
- xrgb colors[KD_MAX_PSEUDO_SIZE];
- xColorItem defs[KD_MAX_PSEUDO_SIZE];
- int i;
-
- if (!pScreenPriv->card->cfuncs->putColors)
- return;
- if (pScreenPriv->screen->fb.depth > KD_MAX_PSEUDO_DEPTH)
- return;
-
- if (!pScreenPriv->enabled)
- return;
-
- if (!pCmap)
- return;
-
- /*
- * Make DIX convert pixels into RGB values -- this handles
- * true/direct as well as pseudo/static visuals
- */
-
- for (i = 0; i < (1 << pScreenPriv->screen->fb.depth); i++)
- pixels[i] = i;
-
- QueryColors (pCmap, (1 << pScreenPriv->screen->fb.depth), pixels, colors, serverClient);
-
- for (i = 0; i < (1 << pScreenPriv->screen->fb.depth); i++)
- {
- defs[i].pixel = i;
- defs[i].red = colors[i].red;
- defs[i].green = colors[i].green;
- defs[i].blue = colors[i].blue;
- defs[i].flags = DoRed|DoGreen|DoBlue;
- }
-
- (*pScreenPriv->card->cfuncs->putColors) (pCmap->pScreen,
- (1 << pScreenPriv->screen->fb.depth),
- defs);
-
- /* recolor hardware cursor */
- if (pScreenPriv->card->cfuncs->recolorCursor)
- (*pScreenPriv->card->cfuncs->recolorCursor) (pCmap->pScreen, 0, 0);
-}
-
-/*
- * When the hardware is enabled, save the hardware colors and store
- * the current colormap
- */
-void
-KdEnableColormap (ScreenPtr pScreen)
-{
- KdScreenPriv(pScreen);
- int i;
-
- if (!pScreenPriv->card->cfuncs->putColors)
- return;
-
- if (pScreenPriv->screen->fb.depth <= KD_MAX_PSEUDO_DEPTH)
- {
- for (i = 0; i < (1 << pScreenPriv->screen->fb.depth); i++)
- pScreenPriv->systemPalette[i].pixel = i;
- (*pScreenPriv->card->cfuncs->getColors) (pScreen,
- (1 << pScreenPriv->screen->fb.depth),
- pScreenPriv->systemPalette);
- }
- KdSetColormap (pScreen);
-}
-
-void
-KdDisableColormap (ScreenPtr pScreen)
-{
- KdScreenPriv(pScreen);
-
- if (!pScreenPriv->card->cfuncs->putColors)
- return;
-
- if (pScreenPriv->screen->fb.depth <= KD_MAX_PSEUDO_DEPTH)
- {
- (*pScreenPriv->card->cfuncs->putColors) (pScreen,
- (1 << pScreenPriv->screen->fb.depth),
- pScreenPriv->systemPalette);
- }
-}
-
-/*
- * KdInstallColormap
- *
- * This function is called when the server receives a request to install a
- * colormap or when the server needs to install one on its own, like when
- * there's no window manager running and the user has moved the pointer over
- * an X client window. It needs to build an identity Windows palette for the
- * colormap and realize it into the Windows system palette.
- */
-void
-KdInstallColormap (ColormapPtr pCmap)
-{
- KdScreenPriv(pCmap->pScreen);
-
- if (pCmap == pScreenPriv->pInstalledmap)
- return;
-
- /* Tell X clients that the installed colormap is going away. */
- if (pScreenPriv->pInstalledmap)
- WalkTree(pScreenPriv->pInstalledmap->pScreen, TellLostMap,
- (pointer) &(pScreenPriv->pInstalledmap->mid));
-
- /* Take note of the new installed colorscreen-> */
- pScreenPriv->pInstalledmap = pCmap;
-
- KdSetColormap (pCmap->pScreen);
-
- /* Tell X clients of the new colormap */
- WalkTree(pCmap->pScreen, TellGainedMap, (pointer) &(pCmap->mid));
-}
-
-/*
- * KdUninstallColormap
- *
- * This function uninstalls a colormap by either installing
- * the default X colormap or erasing the installed colormap pointer.
- * The default X colormap itself cannot be uninstalled.
- */
-void
-KdUninstallColormap (ColormapPtr pCmap)
-{
- KdScreenPriv(pCmap->pScreen);
- Colormap defMapID;
- ColormapPtr defMap;
-
- /* ignore if not installed */
- if (pCmap != pScreenPriv->pInstalledmap)
- return;
-
- /* ignore attempts to uninstall default colormap */
- defMapID = pCmap->pScreen->defColormap;
- if ((Colormap) pCmap->mid == defMapID)
- return;
-
- /* install default */
- dixLookupResourceByType((pointer *)&defMap, defMapID, RT_COLORMAP,
- serverClient, DixInstallAccess);
- if (defMap)
- (*pCmap->pScreen->InstallColormap)(defMap);
- else
- {
- /* uninstall and clear colormap pointer */
- WalkTree(pCmap->pScreen, TellLostMap,
- (pointer) &(pCmap->mid));
- pScreenPriv->pInstalledmap = 0;
- }
-}
-
-int
-KdListInstalledColormaps (ScreenPtr pScreen, Colormap *pCmaps)
-{
- KdScreenPriv(pScreen);
- int n = 0;
-
- if (pScreenPriv->pInstalledmap)
- {
- *pCmaps++ = pScreenPriv->pInstalledmap->mid;
- n++;
- }
- return n;
-}
-
-/*
- * KdStoreColors
- *
- * This function is called whenever the server receives a request to store
- * color values into one or more entries in the currently installed X
- * colormap; it can be either the default colormap or a private colorscreen->
- */
-void
-KdStoreColors (ColormapPtr pCmap, int ndef, xColorItem *pdefs)
-{
- KdScreenPriv(pCmap->pScreen);
- VisualPtr pVisual;
- xColorItem expanddefs[KD_MAX_PSEUDO_SIZE];
-
- if (pCmap != pScreenPriv->pInstalledmap)
- return;
-
- if (!pScreenPriv->card->cfuncs->putColors)
- return;
-
- if (pScreenPriv->screen->fb.depth > KD_MAX_PSEUDO_DEPTH)
- return;
-
- if (!pScreenPriv->enabled)
- return;
-
- /* Check for DirectColor or TrueColor being simulated on a PseudoColor device. */
- pVisual = pCmap->pVisual;
- if ((pVisual->class | DynamicClass) == DirectColor)
- {
- /*
- * Expand DirectColor or TrueColor color values into a PseudoColor
- * format. Defer to the Color Framebuffer (CFB) code to do that.
- */
- ndef = fbExpandDirectColors(pCmap, ndef, pdefs, expanddefs);
- pdefs = expanddefs;
- }
-
- (*pScreenPriv->card->cfuncs->putColors) (pCmap->pScreen, ndef, pdefs);
-
- /* recolor hardware cursor */
- if (pScreenPriv->card->cfuncs->recolorCursor)
- (*pScreenPriv->card->cfuncs->recolorCursor) (pCmap->pScreen, ndef, pdefs);
-}
+/* + * Copyright © 1999 Keith Packard + * + * 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, and that the name of Keith Packard not be used in + * advertising or publicity pertaining to distribution of the software without + * specific, written prior permission. Keith Packard makes no + * representations about the suitability of this software for any purpose. It + * is provided "as is" without express or implied warranty. + * + * KEITH PACKARD DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, + * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO + * EVENT SHALL KEITH PACKARD 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_CONFIG_H +#include <kdrive-config.h> +#endif +#include "kdrive.h" + +/* + * Put the entire colormap into the DAC + */ + +void +KdSetColormap (ScreenPtr pScreen) +{ + KdScreenPriv(pScreen); + ColormapPtr pCmap = pScreenPriv->pInstalledmap; + Pixel pixels[KD_MAX_PSEUDO_SIZE]; + xrgb colors[KD_MAX_PSEUDO_SIZE]; + xColorItem defs[KD_MAX_PSEUDO_SIZE]; + int i; + + if (!pScreenPriv->card->cfuncs->putColors) + return; + if (pScreenPriv->screen->fb.depth > KD_MAX_PSEUDO_DEPTH) + return; + + if (!pScreenPriv->enabled) + return; + + if (!pCmap) + return; + + /* + * Make DIX convert pixels into RGB values -- this handles + * true/direct as well as pseudo/static visuals + */ + + for (i = 0; i < (1 << pScreenPriv->screen->fb.depth); i++) + pixels[i] = i; + + QueryColors (pCmap, (1 << pScreenPriv->screen->fb.depth), pixels, colors, serverClient); + + for (i = 0; i < (1 << pScreenPriv->screen->fb.depth); i++) + { + defs[i].pixel = i; + defs[i].red = colors[i].red; + defs[i].green = colors[i].green; + defs[i].blue = colors[i].blue; + defs[i].flags = DoRed|DoGreen|DoBlue; + } + + (*pScreenPriv->card->cfuncs->putColors) (pCmap->pScreen, + (1 << pScreenPriv->screen->fb.depth), + defs); + + /* recolor hardware cursor */ + if (pScreenPriv->card->cfuncs->recolorCursor) + (*pScreenPriv->card->cfuncs->recolorCursor) (pCmap->pScreen, 0, 0); +} + +/* + * When the hardware is enabled, save the hardware colors and store + * the current colormap + */ +void +KdEnableColormap (ScreenPtr pScreen) +{ + KdScreenPriv(pScreen); + int i; + + if (!pScreenPriv->card->cfuncs->putColors) + return; + + if (pScreenPriv->screen->fb.depth <= KD_MAX_PSEUDO_DEPTH) + { + for (i = 0; i < (1 << pScreenPriv->screen->fb.depth); i++) + pScreenPriv->systemPalette[i].pixel = i; + (*pScreenPriv->card->cfuncs->getColors) (pScreen, + (1 << pScreenPriv->screen->fb.depth), + pScreenPriv->systemPalette); + } + KdSetColormap (pScreen); +} + +void +KdDisableColormap (ScreenPtr pScreen) +{ + KdScreenPriv(pScreen); + + if (!pScreenPriv->card->cfuncs->putColors) + return; + + if (pScreenPriv->screen->fb.depth <= KD_MAX_PSEUDO_DEPTH) + { + (*pScreenPriv->card->cfuncs->putColors) (pScreen, + (1 << pScreenPriv->screen->fb.depth), + pScreenPriv->systemPalette); + } +} + +/* + * KdInstallColormap + * + * This function is called when the server receives a request to install a + * colormap or when the server needs to install one on its own, like when + * there's no window manager running and the user has moved the pointer over + * an X client window. It needs to build an identity Windows palette for the + * colormap and realize it into the Windows system palette. + */ +void +KdInstallColormap (ColormapPtr pCmap) +{ + KdScreenPriv(pCmap->pScreen); + + if (pCmap == pScreenPriv->pInstalledmap) + return; + + /* Tell X clients that the installed colormap is going away. */ + if (pScreenPriv->pInstalledmap) + WalkTree(pScreenPriv->pInstalledmap->pScreen, TellLostMap, + (pointer) &(pScreenPriv->pInstalledmap->mid)); + + /* Take note of the new installed colorscreen-> */ + pScreenPriv->pInstalledmap = pCmap; + + KdSetColormap (pCmap->pScreen); + + /* Tell X clients of the new colormap */ + WalkTree(pCmap->pScreen, TellGainedMap, (pointer) &(pCmap->mid)); +} + +/* + * KdUninstallColormap + * + * This function uninstalls a colormap by either installing + * the default X colormap or erasing the installed colormap pointer. + * The default X colormap itself cannot be uninstalled. + */ +void +KdUninstallColormap (ColormapPtr pCmap) +{ + KdScreenPriv(pCmap->pScreen); + Colormap defMapID; + ColormapPtr defMap; + + /* ignore if not installed */ + if (pCmap != pScreenPriv->pInstalledmap) + return; + + /* ignore attempts to uninstall default colormap */ + defMapID = pCmap->pScreen->defColormap; + if ((Colormap) pCmap->mid == defMapID) + return; + + /* install default */ + dixLookupResourceByType((pointer *)&defMap, defMapID, RT_COLORMAP, + serverClient, DixInstallAccess); + if (defMap) + (*pCmap->pScreen->InstallColormap)(defMap); + else + { + /* uninstall and clear colormap pointer */ + WalkTree(pCmap->pScreen, TellLostMap, + (pointer) &(pCmap->mid)); + pScreenPriv->pInstalledmap = 0; + } +} + +int +KdListInstalledColormaps (ScreenPtr pScreen, Colormap *pCmaps) +{ + KdScreenPriv(pScreen); + int n = 0; + + if (pScreenPriv->pInstalledmap) + { + *pCmaps++ = pScreenPriv->pInstalledmap->mid; + n++; + } + return n; +} + +/* + * KdStoreColors + * + * This function is called whenever the server receives a request to store + * color values into one or more entries in the currently installed X + * colormap; it can be either the default colormap or a private colorscreen-> + */ +void +KdStoreColors (ColormapPtr pCmap, int ndef, xColorItem *pdefs) +{ + KdScreenPriv(pCmap->pScreen); + VisualPtr pVisual; + xColorItem expanddefs[KD_MAX_PSEUDO_SIZE]; + + if (pCmap != pScreenPriv->pInstalledmap) + return; + + if (!pScreenPriv->card->cfuncs->putColors) + return; + + if (pScreenPriv->screen->fb.depth > KD_MAX_PSEUDO_DEPTH) + return; + + if (!pScreenPriv->enabled) + return; + + /* Check for DirectColor or TrueColor being simulated on a PseudoColor device. */ + pVisual = pCmap->pVisual; + if ((pVisual->class | DynamicClass) == DirectColor) + { + /* + * Expand DirectColor or TrueColor color values into a PseudoColor + * format. Defer to the Color Framebuffer (CFB) code to do that. + */ + ndef = fbExpandDirectColors(pCmap, ndef, pdefs, expanddefs); + pdefs = expanddefs; + } + + (*pScreenPriv->card->cfuncs->putColors) (pCmap->pScreen, ndef, pdefs); + + /* recolor hardware cursor */ + if (pScreenPriv->card->cfuncs->recolorCursor) + (*pScreenPriv->card->cfuncs->recolorCursor) (pCmap->pScreen, ndef, pdefs); +} |