xserver git update 15/5/2010

1 files changed, 524 insertions, 524 deletions

diff --git a/xorg-server/hw/dmx/dmxscrinit.c b/xorg-server/hw/dmx/dmxscrinit.c
index c1beb9ba5..edb14a23a 100644
--- a/xorg-server/hw/dmx/dmxscrinit.c
+++ b/xorg-server/hw/dmx/dmxscrinit.c
@@ -1,524 +1,524 @@
-/*
- * 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"
-
-#include "dmxpict.h"
-
-#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;
-
-static int dmxGCPrivateKeyIndex;
-DevPrivateKey dmxGCPrivateKey = &dmxGCPrivateKeyIndex; /**< Private index for GCs       */
-static int dmxWinPrivateKeyIndex;
-DevPrivateKey dmxWinPrivateKey = &dmxWinPrivateKeyIndex; /**< Private index for Windows   */
-static int dmxPixPrivateKeyIndex;
-DevPrivateKey dmxPixPrivateKey = &dmxPixPrivateKeyIndex; /**< Private index for Pixmaps   */
-int dmxFontPrivateIndex;        /**< Private index for Fonts     */
-static int dmxScreenPrivateKeyIndex;
-DevPrivateKey dmxScreenPrivateKey = &dmxScreenPrivateKeyIndex; /**< Private index for Screens   */
-static int dmxColormapPrivateKeyIndex;
-DevPrivateKey dmxColormapPrivateKey = &dmxColormapPrivateKeyIndex; /**< Private index for Colormaps */
-static int dmxPictPrivateKeyIndex;
-DevPrivateKey dmxPictPrivateKey = &dmxPictPrivateKeyIndex; /**< Private index for Picts     */
-static int dmxGlyphSetPrivateKeyIndex;
-DevPrivateKey dmxGlyphSetPrivateKey = &dmxGlyphSetPrivateKeyIndex; /**< Private index for GlyphSets */
-
-/** 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);
-    (void)dmxPictureInit(pScreen, 0, 0);
-
-    /* Not yet... */
-    pScreen->GetWindowPixmap = NULL;
-    pScreen->SetWindowPixmap = NULL;
-
-    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);
-
-	/* Wrap Shape functions */
-	DMX_WRAP(SetShape, dmxSetShape, dmxScreen, pScreen);
-    }
-
-    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++) {
-	    if (dmxScreen->scrnDefDrawables[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) {
-	dmxResetRender();
-	dmxResetFonts();
-    }
-
-    if (dmxShadowFB) {
-	/* Free the shadow framebuffer */
-	xfree(dmxScreen->shadow);
-    } else {
-
-	/* Unwrap Shape functions */
-	DMX_UNWRAP(SetShape, dmxScreen, pScreen);
-
-	/* 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;
-}
+/*

+ * 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"

+

+#include "dmxpict.h"

+

+#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;

+

+static int dmxGCPrivateKeyIndex;

+DevPrivateKey dmxGCPrivateKey = &dmxGCPrivateKeyIndex; /**< Private index for GCs       */

+static int dmxWinPrivateKeyIndex;

+DevPrivateKey dmxWinPrivateKey = &dmxWinPrivateKeyIndex; /**< Private index for Windows   */

+static int dmxPixPrivateKeyIndex;

+DevPrivateKey dmxPixPrivateKey = &dmxPixPrivateKeyIndex; /**< Private index for Pixmaps   */

+int dmxFontPrivateIndex;        /**< Private index for Fonts     */

+static int dmxScreenPrivateKeyIndex;

+DevPrivateKey dmxScreenPrivateKey = &dmxScreenPrivateKeyIndex; /**< Private index for Screens   */

+static int dmxColormapPrivateKeyIndex;

+DevPrivateKey dmxColormapPrivateKey = &dmxColormapPrivateKeyIndex; /**< Private index for Colormaps */

+static int dmxPictPrivateKeyIndex;

+DevPrivateKey dmxPictPrivateKey = &dmxPictPrivateKeyIndex; /**< Private index for Picts     */

+static int dmxGlyphSetPrivateKeyIndex;

+DevPrivateKey dmxGlyphSetPrivateKey = &dmxGlyphSetPrivateKeyIndex; /**< Private index for GlyphSets */

+

+/** 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);

+    (void)dmxPictureInit(pScreen, 0, 0);

+

+    /* Not yet... */

+    pScreen->GetWindowPixmap = NULL;

+    pScreen->SetWindowPixmap = NULL;

+

+    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);

+

+	/* Wrap Shape functions */

+	DMX_WRAP(SetShape, dmxSetShape, dmxScreen, pScreen);

+    }

+

+    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++) {

+	    if (dmxScreen->scrnDefDrawables[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]);

+    free(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) {

+	dmxResetRender();

+	dmxResetFonts();

+    }

+

+    if (dmxShadowFB) {

+	/* Free the shadow framebuffer */

+	free(dmxScreen->shadow);

+    } else {

+

+	/* Unwrap Shape functions */

+	DMX_UNWRAP(SetShape, dmxScreen, pScreen);

+

+	/* 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;

+}