diff options
Diffstat (limited to 'hw/dmx/dmxscrinit.c')
| -rw-r--r-- | hw/dmx/dmxscrinit.c | 562 |
1 files changed, 562 insertions, 0 deletions
diff --git a/hw/dmx/dmxscrinit.c b/hw/dmx/dmxscrinit.c new file mode 100644 index 000000000..c3949dc18 --- /dev/null +++ b/hw/dmx/dmxscrinit.c @@ -0,0 +1,562 @@ +/* $XFree86$ */ +/* + * 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. */ + +#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; + +int dmxGCPrivateIndex; /**< Private index for GCs */ +int dmxWinPrivateIndex; /**< Private index for Windows */ +#ifdef PIXPRIV +int dmxPixPrivateIndex; /**< Private index for Pixmaps */ +#endif +int dmxFontPrivateIndex; /**< Private index for Fonts */ +int dmxScreenPrivateIndex; /**< Private index for Screens */ +int dmxColormapPrivateIndex; /**< Private index for Colormaps */ +#ifdef RENDER +int dmxPictPrivateIndex; /**< Private index for Picts */ +int dmxGlyphSetPrivateIndex; /**< 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) { +#ifdef RENDER + /* Allocate picture private index */ + dmxPictPrivateIndex = AllocatePicturePrivateIndex(); + if (dmxPictPrivateIndex == -1) + return FALSE; + + /* Allocate glyph set private index */ + dmxGlyphSetPrivateIndex = AllocateGlyphSetPrivateIndex(); + if (dmxGlyphSetPrivateIndex == -1) + return FALSE; +#endif + + /* Allocate GC private index */ + dmxGCPrivateIndex = AllocateGCPrivateIndex(); + if (dmxGCPrivateIndex == -1) + return FALSE; + + /* Allocate window private index */ + dmxWinPrivateIndex = AllocateWindowPrivateIndex(); + if (dmxWinPrivateIndex == -1) + return FALSE; + +#ifdef PIXPRIV + /* Allocate pixmap private index */ + dmxPixPrivateIndex = AllocatePixmapPrivateIndex(); + if (dmxPixPrivateIndex == -1) + return FALSE; +#else +#error Must define PIXPRIV to compile DMX X server +#endif + + /* Allocate font private index */ + dmxFontPrivateIndex = AllocateFontPrivateIndex(); + if (dmxFontPrivateIndex == -1) + return FALSE; + + /* Allocate screen private index */ + dmxScreenPrivateIndex = AllocateScreenPrivateIndex(); + if (dmxScreenPrivateIndex == -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(PaintWindowBackground, dmxPaintWindowBackground, dmxScreen, + pScreen); + DMX_WRAP(PaintWindowBorder, dmxPaintWindowBorder, 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(PaintWindowBackground, dmxScreen, pScreen); + DMX_UNWRAP(PaintWindowBorder, 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; +} |