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-rw-r--r--hw/dmx/dmxscrinit.c522
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diff --git a/hw/dmx/dmxscrinit.c b/hw/dmx/dmxscrinit.c
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--- a/hw/dmx/dmxscrinit.c
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-/*
- * Copyright 2001-2004 Red Hat Inc., Durham, North Carolina.
- *
- * All Rights Reserved.
- *
- * 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 on 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 (including the
- * next paragraph) 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
- * NON-INFRINGEMENT. IN NO EVENT SHALL RED HAT AND/OR THEIR SUPPLIERS
- * 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.
- */
-
-/*
- * Authors:
- * Kevin E. Martin <kem@redhat.com>
- * David H. Dawes <dawes@xfree86.org>
- *
- */
-
-/** \file
- * This file provides support for screen initialization. */
-
-#ifdef HAVE_DMX_CONFIG_H
-#include <dmx-config.h>
-#endif
-
-#include "dmx.h"
-#include "dmxsync.h"
-#include "dmxshadow.h"
-#include "dmxscrinit.h"
-#include "dmxcursor.h"
-#include "dmxgc.h"
-#include "dmxgcops.h"
-#include "dmxwindow.h"
-#include "dmxpixmap.h"
-#include "dmxfont.h"
-#include "dmxcmap.h"
-#include "dmxprop.h"
-#include "dmxdpms.h"
-
-#ifdef RENDER
-#include "dmxpict.h"
-#endif
-
-#include "fb.h"
-#include "mipointer.h"
-#include "micmap.h"
-
-extern Bool dmxCloseScreen(int idx, ScreenPtr pScreen);
-static Bool dmxSaveScreen(ScreenPtr pScreen, int what);
-
-static unsigned long dmxGeneration;
-static unsigned long *dmxCursorGeneration;
-
-DevPrivateKey dmxGCPrivateKey = &dmxGCPrivateKey; /**< Private index for GCs */
-DevPrivateKey dmxWinPrivateKey = &dmxWinPrivateKey; /**< Private index for Windows */
-DevPrivateKey dmxPixPrivateKey = &dmxPixPrivateKey; /**< Private index for Pixmaps */
-int dmxFontPrivateIndex; /**< Private index for Fonts */
-DevPrivateKey dmxScreenPrivateKey = &dmxScreenPrivateKey; /**< Private index for Screens */
-DevPrivateKey dmxColormapPrivateKey = &dmxColormapPrivateKey; /**< Private index for Colormaps */
-#ifdef RENDER
-DevPrivateKey dmxPictPrivateKey = &dmxPictPrivateKey; /**< Private index for Picts */
-DevPrivateKey dmxGlyphSetPrivateKey = &dmxGlyphSetPrivateKey; /**< Private index for GlyphSets */
-#endif
-
-/** Initialize the parts of screen \a idx that require access to the
- * back-end server. */
-void dmxBEScreenInit(int idx, ScreenPtr pScreen)
-{
- DMXScreenInfo *dmxScreen = &dmxScreens[idx];
- XSetWindowAttributes attribs;
- XGCValues gcvals;
- unsigned long mask;
- int i, j;
-
- /* FIXME: The dmxScreenInit() code currently assumes that it will
- * not be called if the Xdmx server is started with this screen
- * detached -- i.e., it assumes that dmxScreen->beDisplay is always
- * valid. This is not necessarily a valid assumption when full
- * addition/removal of screens is implemented, but when this code is
- * broken out for screen reattachment, then we will reevaluate this
- * assumption.
- */
-
- pScreen->mmWidth = DisplayWidthMM(dmxScreen->beDisplay,
- DefaultScreen(dmxScreen->beDisplay));
- pScreen->mmHeight = DisplayHeightMM(dmxScreen->beDisplay,
- DefaultScreen(dmxScreen->beDisplay));
-
- pScreen->whitePixel = dmxScreen->beWhitePixel;
- pScreen->blackPixel = dmxScreen->beBlackPixel;
-
- /* Handle screen savers and DPMS on the backend */
- dmxDPMSInit(dmxScreen);
-
- /* Create root window for screen */
- mask = CWBackPixel | CWEventMask | CWColormap | CWOverrideRedirect;
- attribs.background_pixel = dmxScreen->beBlackPixel;
- attribs.event_mask = (KeyPressMask
- | KeyReleaseMask
- | ButtonPressMask
- | ButtonReleaseMask
- | EnterWindowMask
- | LeaveWindowMask
- | PointerMotionMask
- | KeymapStateMask
- | FocusChangeMask);
- attribs.colormap = dmxScreen->beDefColormaps[dmxScreen->beDefVisualIndex];
- attribs.override_redirect = True;
-
- dmxScreen->scrnWin =
- XCreateWindow(dmxScreen->beDisplay,
- DefaultRootWindow(dmxScreen->beDisplay),
- dmxScreen->scrnX,
- dmxScreen->scrnY,
- dmxScreen->scrnWidth,
- dmxScreen->scrnHeight,
- 0,
- pScreen->rootDepth,
- InputOutput,
- dmxScreen->beVisuals[dmxScreen->beDefVisualIndex].visual,
- mask,
- &attribs);
- dmxPropertyWindow(dmxScreen);
-
- /*
- * This turns off the cursor by defining a cursor with no visible
- * components.
- */
- {
- char noCursorData[] = {0, 0, 0, 0,
- 0, 0, 0, 0};
- Pixmap pixmap;
- XColor color, tmp;
-
- pixmap = XCreateBitmapFromData(dmxScreen->beDisplay, dmxScreen->scrnWin,
- noCursorData, 8, 8);
- XAllocNamedColor(dmxScreen->beDisplay, dmxScreen->beDefColormaps[0],
- "black", &color, &tmp);
- dmxScreen->noCursor = XCreatePixmapCursor(dmxScreen->beDisplay,
- pixmap, pixmap,
- &color, &color, 0, 0);
- XDefineCursor(dmxScreen->beDisplay, dmxScreen->scrnWin,
- dmxScreen->noCursor);
-
- XFreePixmap(dmxScreen->beDisplay, pixmap);
- }
-
- XMapWindow(dmxScreen->beDisplay, dmxScreen->scrnWin);
-
- if (dmxShadowFB) {
- mask = (GCFunction
- | GCPlaneMask
- | GCClipMask);
- gcvals.function = GXcopy;
- gcvals.plane_mask = AllPlanes;
- gcvals.clip_mask = None;
-
- dmxScreen->shadowGC = XCreateGC(dmxScreen->beDisplay,
- dmxScreen->scrnWin,
- mask, &gcvals);
-
- dmxScreen->shadowFBImage =
- XCreateImage(dmxScreen->beDisplay,
- dmxScreen->beVisuals[dmxScreen->beDefVisualIndex].visual,
- dmxScreen->beDepth,
- ZPixmap,
- 0,
- (char *)dmxScreen->shadow,
- dmxScreen->scrnWidth, dmxScreen->scrnHeight,
- dmxScreen->beBPP,
- PixmapBytePad(dmxScreen->scrnWidth,
- dmxScreen->beBPP));
- } else {
- /* Create default drawables (used during GC creation) */
- for (i = 0; i < dmxScreen->beNumPixmapFormats; i++)
- for (j = 0; j < dmxScreen->beNumDepths; j++)
- if ((dmxScreen->bePixmapFormats[i].depth == 1) ||
- (dmxScreen->bePixmapFormats[i].depth ==
- dmxScreen->beDepths[j])) {
- dmxScreen->scrnDefDrawables[i] = (Drawable)
- XCreatePixmap(dmxScreen->beDisplay, dmxScreen->scrnWin,
- 1, 1, dmxScreen->bePixmapFormats[i].depth);
- break;
- }
- }
-}
-
-/** Initialize screen number \a idx. */
-Bool dmxScreenInit(int idx, ScreenPtr pScreen, int argc, char *argv[])
-{
- DMXScreenInfo *dmxScreen = &dmxScreens[idx];
- int i, j;
-
- if (dmxGeneration != serverGeneration) {
- /* Allocate font private index */
- dmxFontPrivateIndex = AllocateFontPrivateIndex();
- if (dmxFontPrivateIndex == -1)
- return FALSE;
-
- dmxGeneration = serverGeneration;
- }
-
- if (dmxShadowFB) {
- dmxScreen->shadow = shadowAlloc(dmxScreen->scrnWidth,
- dmxScreen->scrnHeight,
- dmxScreen->beBPP);
- } else {
- if (!dmxInitGC(pScreen)) return FALSE;
- if (!dmxInitWindow(pScreen)) return FALSE;
- if (!dmxInitPixmap(pScreen)) return FALSE;
- }
-
- /*
- * Initalise the visual types. miSetVisualTypesAndMasks() requires
- * that all of the types for each depth be collected together. It's
- * intended for slightly different usage to what we would like here.
- * Maybe a miAddVisualTypeAndMask() function will be added to make
- * things easier here.
- */
- for (i = 0; i < dmxScreen->beNumDepths; i++) {
- int depth;
- int visuals = 0;
- int bitsPerRgb = 0;
- int preferredClass = -1;
- Pixel redMask = 0;
- Pixel greenMask = 0;
- Pixel blueMask = 0;
-
- depth = dmxScreen->beDepths[i];
- for (j = 0; j < dmxScreen->beNumVisuals; j++) {
- XVisualInfo *vi;
-
- vi = &dmxScreen->beVisuals[j];
- if (vi->depth == depth) {
- /* Assume the masks are all the same. */
- visuals |= (1 << vi->class);
- bitsPerRgb = vi->bits_per_rgb;
- redMask = vi->red_mask;
- greenMask = vi->green_mask;
- blueMask = vi->blue_mask;
- if (j == dmxScreen->beDefVisualIndex) {
- preferredClass = vi->class;
- }
- }
- }
- miSetVisualTypesAndMasks(depth, visuals, bitsPerRgb, preferredClass,
- redMask, greenMask, blueMask);
- }
-
- fbScreenInit(pScreen,
- dmxShadowFB ? dmxScreen->shadow : NULL,
- dmxScreen->scrnWidth,
- dmxScreen->scrnHeight,
- dmxScreen->beXDPI,
- dmxScreen->beXDPI,
- dmxScreen->scrnWidth,
- dmxScreen->beBPP);
-#ifdef RENDER
- (void)dmxPictureInit(pScreen, 0, 0);
-#endif
-
- if (dmxShadowFB && !shadowInit(pScreen, dmxShadowUpdateProc, NULL))
- return FALSE;
-
- miInitializeBackingStore(pScreen);
-
- if (dmxShadowFB) {
- miDCInitialize(pScreen, &dmxPointerCursorFuncs);
- } else {
- MAXSCREENSALLOC(dmxCursorGeneration);
- if (dmxCursorGeneration[idx] != serverGeneration) {
- if (!(miPointerInitialize(pScreen,
- &dmxPointerSpriteFuncs,
- &dmxPointerCursorFuncs,
- FALSE)))
- return FALSE;
-
- dmxCursorGeneration[idx] = serverGeneration;
- }
- }
-
- DMX_WRAP(CloseScreen, dmxCloseScreen, dmxScreen, pScreen);
- DMX_WRAP(SaveScreen, dmxSaveScreen, dmxScreen, pScreen);
-
- dmxBEScreenInit(idx, pScreen);
-
- if (!dmxShadowFB) {
- /* Wrap GC functions */
- DMX_WRAP(CreateGC, dmxCreateGC, dmxScreen, pScreen);
-
- /* Wrap Window functions */
- DMX_WRAP(CreateWindow, dmxCreateWindow, dmxScreen, pScreen);
- DMX_WRAP(DestroyWindow, dmxDestroyWindow, dmxScreen, pScreen);
- DMX_WRAP(PositionWindow, dmxPositionWindow, dmxScreen, pScreen);
- DMX_WRAP(ChangeWindowAttributes, dmxChangeWindowAttributes, dmxScreen,
- pScreen);
- DMX_WRAP(RealizeWindow, dmxRealizeWindow, dmxScreen, pScreen);
- DMX_WRAP(UnrealizeWindow, dmxUnrealizeWindow, dmxScreen, pScreen);
- DMX_WRAP(RestackWindow, dmxRestackWindow, dmxScreen, pScreen);
- DMX_WRAP(WindowExposures, dmxWindowExposures, dmxScreen, pScreen);
- DMX_WRAP(CopyWindow, dmxCopyWindow, dmxScreen, pScreen);
-
- DMX_WRAP(ResizeWindow, dmxResizeWindow, dmxScreen, pScreen);
- DMX_WRAP(ReparentWindow, dmxReparentWindow, dmxScreen, pScreen);
-
- DMX_WRAP(ChangeBorderWidth, dmxChangeBorderWidth, dmxScreen, pScreen);
-
- /* Wrap Image functions */
- DMX_WRAP(GetImage, dmxGetImage, dmxScreen, pScreen);
- DMX_WRAP(GetSpans, dmxGetSpans, dmxScreen, pScreen);
-
- /* Wrap Pixmap functions */
- DMX_WRAP(CreatePixmap, dmxCreatePixmap, dmxScreen, pScreen);
- DMX_WRAP(DestroyPixmap, dmxDestroyPixmap, dmxScreen, pScreen);
- DMX_WRAP(BitmapToRegion, dmxBitmapToRegion, dmxScreen, pScreen);
-
- /* Wrap Font functions */
- DMX_WRAP(RealizeFont, dmxRealizeFont, dmxScreen, pScreen);
- DMX_WRAP(UnrealizeFont, dmxUnrealizeFont, dmxScreen, pScreen);
-
- /* Wrap Colormap functions */
- DMX_WRAP(CreateColormap, dmxCreateColormap, dmxScreen, pScreen);
- DMX_WRAP(DestroyColormap, dmxDestroyColormap, dmxScreen, pScreen);
- DMX_WRAP(InstallColormap, dmxInstallColormap, dmxScreen, pScreen);
- DMX_WRAP(StoreColors, dmxStoreColors, dmxScreen, pScreen);
-
-#ifdef SHAPE
- /* Wrap Shape functions */
- DMX_WRAP(SetShape, dmxSetShape, dmxScreen, pScreen);
-#endif
- }
-
- if (!dmxCreateDefColormap(pScreen))
- return FALSE;
-
- return TRUE;
-}
-
-/** Close the \a pScreen resources on the back-end server. */
-void dmxBECloseScreen(ScreenPtr pScreen)
-{
- DMXScreenInfo *dmxScreen = &dmxScreens[pScreen->myNum];
- int i;
-
- /* Restore the back-end screen-saver and DPMS state. */
- dmxDPMSTerm(dmxScreen);
-
- /* Free the screen resources */
-
- XFreeCursor(dmxScreen->beDisplay, dmxScreen->noCursor);
- dmxScreen->noCursor = (Cursor)0;
-
- XUnmapWindow(dmxScreen->beDisplay, dmxScreen->scrnWin);
- XDestroyWindow(dmxScreen->beDisplay, dmxScreen->scrnWin);
- dmxScreen->scrnWin = (Window)0;
-
- if (dmxShadowFB) {
- /* Free the shadow GC and image assocated with the back-end server */
- XFreeGC(dmxScreen->beDisplay, dmxScreen->shadowGC);
- dmxScreen->shadowGC = NULL;
- XFree(dmxScreen->shadowFBImage);
- dmxScreen->shadowFBImage = NULL;
- } else {
- /* Free the default drawables */
- for (i = 0; i < dmxScreen->beNumPixmapFormats; i++) {
- XFreePixmap(dmxScreen->beDisplay, dmxScreen->scrnDefDrawables[i]);
- dmxScreen->scrnDefDrawables[i] = (Drawable)0;
- }
- }
-
- /* Free resources allocated during initialization (in dmxinit.c) */
- for (i = 0; i < dmxScreen->beNumDefColormaps; i++)
- XFreeColormap(dmxScreen->beDisplay, dmxScreen->beDefColormaps[i]);
- xfree(dmxScreen->beDefColormaps);
- dmxScreen->beDefColormaps = NULL;
-
-#if 0
- /* Do not free visuals, depths and pixmap formats here. Free them
- * in dmxCloseScreen() instead -- see comment below. */
- XFree(dmxScreen->beVisuals);
- dmxScreen->beVisuals = NULL;
-
- XFree(dmxScreen->beDepths);
- dmxScreen->beDepths = NULL;
-
- XFree(dmxScreen->bePixmapFormats);
- dmxScreen->bePixmapFormats = NULL;
-#endif
-
-#ifdef GLXEXT
- if (dmxScreen->glxVisuals) {
- XFree(dmxScreen->glxVisuals);
- dmxScreen->glxVisuals = NULL;
- dmxScreen->numGlxVisuals = 0;
- }
-#endif
-
- /* Close display */
- XCloseDisplay(dmxScreen->beDisplay);
- dmxScreen->beDisplay = NULL;
-}
-
-/** Close screen number \a idx. */
-Bool dmxCloseScreen(int idx, ScreenPtr pScreen)
-{
- DMXScreenInfo *dmxScreen = &dmxScreens[idx];
-
- /* Reset the proc vectors */
- if (idx == 0) {
-#ifdef RENDER
- dmxResetRender();
-#endif
- dmxResetFonts();
- }
-
- if (dmxShadowFB) {
- /* Free the shadow framebuffer */
- xfree(dmxScreen->shadow);
- } else {
-
-#ifdef SHAPE
- /* Unwrap Shape functions */
- DMX_UNWRAP(SetShape, dmxScreen, pScreen);
-#endif
-
- /* Unwrap the pScreen functions */
- DMX_UNWRAP(CreateGC, dmxScreen, pScreen);
-
- DMX_UNWRAP(CreateWindow, dmxScreen, pScreen);
- DMX_UNWRAP(DestroyWindow, dmxScreen, pScreen);
- DMX_UNWRAP(PositionWindow, dmxScreen, pScreen);
- DMX_UNWRAP(ChangeWindowAttributes, dmxScreen, pScreen);
- DMX_UNWRAP(RealizeWindow, dmxScreen, pScreen);
- DMX_UNWRAP(UnrealizeWindow, dmxScreen, pScreen);
- DMX_UNWRAP(RestackWindow, dmxScreen, pScreen);
- DMX_UNWRAP(WindowExposures, dmxScreen, pScreen);
- DMX_UNWRAP(CopyWindow, dmxScreen, pScreen);
-
- DMX_UNWRAP(ResizeWindow, dmxScreen, pScreen);
- DMX_UNWRAP(ReparentWindow, dmxScreen, pScreen);
-
- DMX_UNWRAP(ChangeBorderWidth, dmxScreen, pScreen);
-
- DMX_UNWRAP(GetImage, dmxScreen, pScreen);
- DMX_UNWRAP(GetSpans, dmxScreen, pScreen);
-
- DMX_UNWRAP(CreatePixmap, dmxScreen, pScreen);
- DMX_UNWRAP(DestroyPixmap, dmxScreen, pScreen);
- DMX_UNWRAP(BitmapToRegion, dmxScreen, pScreen);
-
- DMX_UNWRAP(RealizeFont, dmxScreen, pScreen);
- DMX_UNWRAP(UnrealizeFont, dmxScreen, pScreen);
-
- DMX_UNWRAP(CreateColormap, dmxScreen, pScreen);
- DMX_UNWRAP(DestroyColormap, dmxScreen, pScreen);
- DMX_UNWRAP(InstallColormap, dmxScreen, pScreen);
- DMX_UNWRAP(StoreColors, dmxScreen, pScreen);
- }
-
- DMX_UNWRAP(SaveScreen, dmxScreen, pScreen);
-
- if (dmxScreen->beDisplay) {
- dmxBECloseScreen(pScreen);
-
-#if 1
- /* Free visuals, depths and pixmap formats here so that they
- * won't be freed when a screen is detached, thereby allowing
- * the screen to be reattached to be compared to the one
- * previously removed.
- */
- XFree(dmxScreen->beVisuals);
- dmxScreen->beVisuals = NULL;
-
- XFree(dmxScreen->beDepths);
- dmxScreen->beDepths = NULL;
-
- XFree(dmxScreen->bePixmapFormats);
- dmxScreen->bePixmapFormats = NULL;
-#endif
- }
-
- DMX_UNWRAP(CloseScreen, dmxScreen, pScreen);
- return pScreen->CloseScreen(idx, pScreen);
-}
-
-static Bool dmxSaveScreen(ScreenPtr pScreen, int what)
-{
- DMXScreenInfo *dmxScreen = &dmxScreens[pScreen->myNum];
-
- if (dmxScreen->beDisplay) {
- switch (what) {
- case SCREEN_SAVER_OFF:
- case SCREEN_SAVER_FORCER:
- XResetScreenSaver(dmxScreen->beDisplay);
- dmxSync(dmxScreen, FALSE);
- break;
- case SCREEN_SAVER_ON:
- case SCREEN_SAVER_CYCLE:
- XActivateScreenSaver(dmxScreen->beDisplay);
- dmxSync(dmxScreen, FALSE);
- break;
- }
- }
-
- return TRUE;
-}
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