diff options
author | marha <marha@users.sourceforge.net> | 2011-05-29 15:02:10 +0200 |
---|---|---|
committer | marha <marha@users.sourceforge.net> | 2011-05-29 15:02:10 +0200 |
commit | 1ccf18dc09e288ddf937aa890b50c8d0a9df4319 (patch) | |
tree | a08f093a56109dd213582d26534b7ead87e86695 /xorg-server/hw/kdrive/ephyr/ephyr.c | |
parent | 741ef6e15af761d44ca0d8d54f6b99c33dd1b6bd (diff) | |
download | vcxsrv-1ccf18dc09e288ddf937aa890b50c8d0a9df4319.tar.gz vcxsrv-1ccf18dc09e288ddf937aa890b50c8d0a9df4319.tar.bz2 vcxsrv-1ccf18dc09e288ddf937aa890b50c8d0a9df4319.zip |
libX11 mesa mkfontscale pixman xserver git update 29 Mar 2011
Diffstat (limited to 'xorg-server/hw/kdrive/ephyr/ephyr.c')
-rw-r--r-- | xorg-server/hw/kdrive/ephyr/ephyr.c | 2333 |
1 files changed, 1177 insertions, 1156 deletions
diff --git a/xorg-server/hw/kdrive/ephyr/ephyr.c b/xorg-server/hw/kdrive/ephyr/ephyr.c index 5dfde07f6..ac8e5bef9 100644 --- a/xorg-server/hw/kdrive/ephyr/ephyr.c +++ b/xorg-server/hw/kdrive/ephyr/ephyr.c @@ -1,1156 +1,1177 @@ -/*
- * Xephyr - A kdrive X server thats runs in a host X window.
- * Authored by Matthew Allum <mallum@openedhand.com>
- *
- * Copyright © 2004 Nokia
- *
- * 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 Nokia not be used in
- * advertising or publicity pertaining to distribution of the software without
- * specific, written prior permission. Nokia makes no
- * representations about the suitability of this software for any purpose. It
- * is provided "as is" without express or implied warranty.
- *
- * NOKIA DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
- * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
- * EVENT SHALL NOKIA 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 "ephyr.h"
-
-#include "inputstr.h"
-#include "scrnintstr.h"
-#include "ephyrlog.h"
-
-#ifdef XF86DRI
-#include "ephyrdri.h"
-#include "ephyrdriext.h"
-#include "ephyrglxext.h"
-#endif /* XF86DRI */
-
-#include "xkbsrv.h"
-
-extern int KdTsPhyScreen;
-#ifdef GLXEXT
-extern Bool noGlxVisualInit;
-#endif
-
-KdKeyboardInfo *ephyrKbd;
-KdPointerInfo *ephyrMouse;
-EphyrKeySyms ephyrKeySyms;
-Bool ephyrNoDRI=FALSE ;
-Bool ephyrNoXV=FALSE ;
-
-static int mouseState = 0;
-
-typedef struct _EphyrInputPrivate {
- Bool enabled;
-} EphyrKbdPrivate, EphyrPointerPrivate;
-
-Bool EphyrWantGrayScale = 0;
-
-
-Bool
-ephyrInitialize (KdCardInfo *card, EphyrPriv *priv)
-{
- OsSignal(SIGUSR1, hostx_handle_signal);
-
- priv->base = 0;
- priv->bytes_per_line = 0;
- return TRUE;
-}
-
-Bool
-ephyrCardInit (KdCardInfo *card)
-{
- EphyrPriv *priv;
-
- priv = (EphyrPriv *) malloc(sizeof (EphyrPriv));
- if (!priv)
- return FALSE;
-
- if (!ephyrInitialize (card, priv))
- {
- free(priv);
- return FALSE;
- }
- card->driver = priv;
-
- return TRUE;
-}
-
-Bool
-ephyrScreenInitialize (KdScreenInfo *screen, EphyrScrPriv *scrpriv)
-{
- int width = 640, height = 480;
- CARD32 redMask, greenMask, blueMask;
-
- if (hostx_want_screen_size(screen, &width, &height)
- || !screen->width || !screen->height)
- {
- screen->width = width;
- screen->height = height;
- }
-
- if (EphyrWantGrayScale)
- screen->fb.depth = 8;
-
- if (screen->fb.depth && screen->fb.depth != hostx_get_depth())
- {
- if (screen->fb.depth < hostx_get_depth()
- && (screen->fb.depth == 24 || screen->fb.depth == 16
- || screen->fb.depth == 8))
- {
- hostx_set_server_depth(screen, screen->fb.depth);
- }
- else
- ErrorF("\nXephyr: requested screen depth not supported, setting to match hosts.\n");
- }
-
- screen->fb.depth = hostx_get_server_depth(screen);
- screen->rate = 72;
-
- if (screen->fb.depth <= 8)
- {
- if (EphyrWantGrayScale)
- screen->fb.visuals = ((1 << StaticGray) | (1 << GrayScale));
- else
- screen->fb.visuals = ((1 << StaticGray) |
- (1 << GrayScale) |
- (1 << StaticColor) |
- (1 << PseudoColor) |
- (1 << TrueColor) |
- (1 << DirectColor));
-
- screen->fb.redMask = 0x00;
- screen->fb.greenMask = 0x00;
- screen->fb.blueMask = 0x00;
- screen->fb.depth = 8;
- screen->fb.bitsPerPixel = 8;
- }
- else
- {
- screen->fb.visuals = (1 << TrueColor);
-
- if (screen->fb.depth <= 15)
- {
- screen->fb.depth = 15;
- screen->fb.bitsPerPixel = 16;
- }
- else if (screen->fb.depth <= 16)
- {
- screen->fb.depth = 16;
- screen->fb.bitsPerPixel = 16;
- }
- else if (screen->fb.depth <= 24)
- {
- screen->fb.depth = 24;
- screen->fb.bitsPerPixel = 32;
- }
- else if (screen->fb.depth <= 30)
- {
- screen->fb.depth = 30;
- screen->fb.bitsPerPixel = 32;
- }
- else
- {
- ErrorF("\nXephyr: Unsupported screen depth %d\n",
- screen->fb.depth);
- return FALSE;
- }
-
- hostx_get_visual_masks (screen, &redMask, &greenMask, &blueMask);
-
- screen->fb.redMask = (Pixel) redMask;
- screen->fb.greenMask = (Pixel) greenMask;
- screen->fb.blueMask = (Pixel) blueMask;
-
- }
-
- scrpriv->randr = screen->randr;
-
- return ephyrMapFramebuffer (screen);
-}
-
-Bool
-ephyrScreenInit (KdScreenInfo *screen)
-{
- EphyrScrPriv *scrpriv;
-
- scrpriv = calloc(1, sizeof (EphyrScrPriv));
-
- if (!scrpriv)
- return FALSE;
-
- screen->driver = scrpriv;
-
- if (!ephyrScreenInitialize (screen, scrpriv))
- {
- screen->driver = 0;
- free(scrpriv);
- return FALSE;
- }
-
- return TRUE;
-}
-
-void*
-ephyrWindowLinear (ScreenPtr pScreen,
- CARD32 row,
- CARD32 offset,
- int mode,
- CARD32 *size,
- void *closure)
-{
- KdScreenPriv(pScreen);
- EphyrPriv *priv = pScreenPriv->card->driver;
-
- if (!pScreenPriv->enabled)
- return 0;
-
- *size = priv->bytes_per_line;
- return priv->base + row * priv->bytes_per_line + offset;
-}
-
-/**
- * Figure out display buffer size. If fakexa is enabled, allocate a larger
- * buffer so that fakexa has space to put offscreen pixmaps.
- */
-int
-ephyrBufferHeight(KdScreenInfo *screen)
-{
- int buffer_height;
- if (ephyrFuncs.initAccel == NULL)
- buffer_height = screen->height;
- else
- buffer_height = 3 * screen->height;
- return buffer_height;
-}
-
-
-Bool
-ephyrMapFramebuffer (KdScreenInfo *screen)
-{
- EphyrScrPriv *scrpriv = screen->driver;
- EphyrPriv *priv = screen->card->driver;
- KdPointerMatrix m;
- int buffer_height;
-
- EPHYR_LOG("screen->width: %d, screen->height: %d index=%d",
- screen->width, screen->height, screen->mynum);
-
- KdComputePointerMatrix (&m, scrpriv->randr, screen->width, screen->height);
- KdSetPointerMatrix (&m);
-
- priv->bytes_per_line = ((screen->width * screen->fb.bitsPerPixel + 31) >> 5) << 2;
-
- buffer_height = ephyrBufferHeight(screen);
-
- priv->base = hostx_screen_init (screen, screen->width, screen->height, buffer_height);
-
- if ((scrpriv->randr & RR_Rotate_0) && !(scrpriv->randr & RR_Reflect_All))
- {
- scrpriv->shadow = FALSE;
-
- screen->fb.byteStride = priv->bytes_per_line;
- screen->fb.pixelStride = screen->width;
- screen->fb.frameBuffer = (CARD8 *) (priv->base);
- }
- else
- {
- /* Rotated/Reflected so we need to use shadow fb */
- scrpriv->shadow = TRUE;
-
- EPHYR_LOG("allocing shadow");
-
- KdShadowFbAlloc (screen,
- scrpriv->randr & (RR_Rotate_90|RR_Rotate_270));
- }
-
- return TRUE;
-}
-
-void
-ephyrSetScreenSizes (ScreenPtr pScreen)
-{
- KdScreenPriv(pScreen);
- KdScreenInfo *screen = pScreenPriv->screen;
- EphyrScrPriv *scrpriv = screen->driver;
-
- if (scrpriv->randr & (RR_Rotate_0|RR_Rotate_180))
- {
- pScreen->width = screen->width;
- pScreen->height = screen->height;
- pScreen->mmWidth = screen->width_mm;
- pScreen->mmHeight = screen->height_mm;
- }
- else
- {
- pScreen->width = screen->height;
- pScreen->height = screen->width;
- pScreen->mmWidth = screen->height_mm;
- pScreen->mmHeight = screen->width_mm;
- }
-}
-
-Bool
-ephyrUnmapFramebuffer (KdScreenInfo *screen)
-{
- EphyrScrPriv *scrpriv = screen->driver;
-
- if (scrpriv->shadow)
- KdShadowFbFree (screen);
-
- /* Note, priv->base will get freed when XImage recreated */
-
- return TRUE;
-}
-
-void
-ephyrShadowUpdate (ScreenPtr pScreen, shadowBufPtr pBuf)
-{
- KdScreenPriv(pScreen);
- KdScreenInfo *screen = pScreenPriv->screen;
-
- EPHYR_LOG("slow paint");
-
- /* FIXME: Slow Rotated/Reflected updates could be much
- * much faster efficiently updating via tranforming
- * pBuf->pDamage regions
- */
- shadowUpdateRotatePacked(pScreen, pBuf);
- hostx_paint_rect(screen, 0,0,0,0, screen->width, screen->height);
-}
-
-static void
-ephyrInternalDamageRedisplay (ScreenPtr pScreen)
-{
- KdScreenPriv(pScreen);
- KdScreenInfo *screen = pScreenPriv->screen;
- EphyrScrPriv *scrpriv = screen->driver;
- RegionPtr pRegion;
-
- if (!scrpriv || !scrpriv->pDamage)
- return;
-
- pRegion = DamageRegion (scrpriv->pDamage);
-
- if (RegionNotEmpty(pRegion))
- {
- int nbox;
- BoxPtr pbox;
-
- nbox = RegionNumRects (pRegion);
- pbox = RegionRects (pRegion);
-
- while (nbox--)
- {
- hostx_paint_rect(screen,
- pbox->x1, pbox->y1,
- pbox->x1, pbox->y1,
- pbox->x2 - pbox->x1,
- pbox->y2 - pbox->y1);
- pbox++;
- }
- DamageEmpty (scrpriv->pDamage);
- }
-}
-
-static void
-ephyrInternalDamageBlockHandler (pointer data,
- OSTimePtr pTimeout,
- pointer pRead)
-{
- ScreenPtr pScreen = (ScreenPtr) data;
-
- ephyrInternalDamageRedisplay (pScreen);
-}
-
-static void
-ephyrInternalDamageWakeupHandler (pointer data, int i, pointer LastSelectMask)
-{
- /* FIXME: Not needed ? */
-}
-
-Bool
-ephyrSetInternalDamage (ScreenPtr pScreen)
-{
- KdScreenPriv(pScreen);
- KdScreenInfo *screen = pScreenPriv->screen;
- EphyrScrPriv *scrpriv = screen->driver;
- PixmapPtr pPixmap = NULL;
-
- scrpriv->pDamage = DamageCreate ((DamageReportFunc) 0,
- (DamageDestroyFunc) 0,
- DamageReportNone,
- TRUE,
- pScreen,
- pScreen);
-
- if (!RegisterBlockAndWakeupHandlers (ephyrInternalDamageBlockHandler,
- ephyrInternalDamageWakeupHandler,
- (pointer) pScreen))
- return FALSE;
-
- pPixmap = (*pScreen->GetScreenPixmap) (pScreen);
-
- DamageRegister (&pPixmap->drawable, scrpriv->pDamage);
-
- return TRUE;
-}
-
-void
-ephyrUnsetInternalDamage (ScreenPtr pScreen)
-{
- KdScreenPriv(pScreen);
- KdScreenInfo *screen = pScreenPriv->screen;
- EphyrScrPriv *scrpriv = screen->driver;
- PixmapPtr pPixmap = NULL;
-
- pPixmap = (*pScreen->GetScreenPixmap) (pScreen);
- DamageUnregister (&pPixmap->drawable, scrpriv->pDamage);
- DamageDestroy (scrpriv->pDamage);
-
- RemoveBlockAndWakeupHandlers (ephyrInternalDamageBlockHandler,
- ephyrInternalDamageWakeupHandler,
- (pointer) pScreen);
-}
-
-#ifdef RANDR
-Bool
-ephyrRandRGetInfo (ScreenPtr pScreen, Rotation *rotations)
-{
- KdScreenPriv(pScreen);
- KdScreenInfo *screen = pScreenPriv->screen;
- EphyrScrPriv *scrpriv = screen->driver;
- RRScreenSizePtr pSize;
- Rotation randr;
- int n = 0;
-
- struct { int width, height; } sizes[] =
- {
- { 1600, 1200 },
- { 1400, 1050 },
- { 1280, 960 },
- { 1280, 1024 },
- { 1152, 864 },
- { 1024, 768 },
- { 832, 624 },
- { 800, 600 },
- { 720, 400 },
- { 480, 640 },
- { 640, 480 },
- { 640, 400 },
- { 320, 240 },
- { 240, 320 },
- { 160, 160 },
- { 0, 0 }
- };
-
- EPHYR_LOG("mark");
-
- *rotations = RR_Rotate_All|RR_Reflect_All;
-
- if (!hostx_want_preexisting_window (screen)
- && !hostx_want_fullscreen ()) /* only if no -parent switch */
- {
- while (sizes[n].width != 0 && sizes[n].height != 0)
- {
- RRRegisterSize (pScreen,
- sizes[n].width,
- sizes[n].height,
- (sizes[n].width * screen->width_mm)/screen->width,
- (sizes[n].height *screen->height_mm)/screen->height
- );
- n++;
- }
- }
-
- pSize = RRRegisterSize (pScreen,
- screen->width,
- screen->height,
- screen->width_mm,
- screen->height_mm);
-
- randr = KdSubRotation (scrpriv->randr, screen->randr);
-
- RRSetCurrentConfig (pScreen, randr, 0, pSize);
-
- return TRUE;
-}
-
-Bool
-ephyrRandRSetConfig (ScreenPtr pScreen,
- Rotation randr,
- int rate,
- RRScreenSizePtr pSize)
-{
- KdScreenPriv(pScreen);
- KdScreenInfo *screen = pScreenPriv->screen;
- EphyrScrPriv *scrpriv = screen->driver;
- Bool wasEnabled = pScreenPriv->enabled;
- EphyrScrPriv oldscr;
- int oldwidth, oldheight, oldmmwidth, oldmmheight;
- Bool oldshadow;
- int newwidth, newheight;
-
- if (screen->randr & (RR_Rotate_0|RR_Rotate_180))
- {
- newwidth = pSize->width;
- newheight = pSize->height;
- }
- else
- {
- newwidth = pSize->height;
- newheight = pSize->width;
- }
-
- if (wasEnabled)
- KdDisableScreen (pScreen);
-
- oldscr = *scrpriv;
-
- oldwidth = screen->width;
- oldheight = screen->height;
- oldmmwidth = pScreen->mmWidth;
- oldmmheight = pScreen->mmHeight;
- oldshadow = scrpriv->shadow;
-
- /*
- * Set new configuration
- */
-
- scrpriv->randr = KdAddRotation (screen->randr, randr);
-
- ephyrUnmapFramebuffer (screen);
-
- screen->width = newwidth;
- screen->height = newheight;
-
- if (!ephyrMapFramebuffer (screen))
- goto bail4;
-
- /* FIXME below should go in own call */
-
- if (oldshadow)
- KdShadowUnset (screen->pScreen);
- else
- ephyrUnsetInternalDamage(screen->pScreen);
-
- if (scrpriv->shadow)
- {
- if (!KdShadowSet (screen->pScreen,
- scrpriv->randr,
- ephyrShadowUpdate,
- ephyrWindowLinear))
- goto bail4;
- }
- else
- {
- /* Without shadow fb ( non rotated ) we need
- * to use damage to efficiently update display
- * via signal regions what to copy from 'fb'.
- */
- if (!ephyrSetInternalDamage(screen->pScreen))
- goto bail4;
- }
-
- ephyrSetScreenSizes (screen->pScreen);
-
- /*
- * Set frame buffer mapping
- */
- (*pScreen->ModifyPixmapHeader) (fbGetScreenPixmap (pScreen),
- pScreen->width,
- pScreen->height,
- screen->fb.depth,
- screen->fb.bitsPerPixel,
- screen->fb.byteStride,
- screen->fb.frameBuffer);
-
- /* set the subpixel order */
-
- KdSetSubpixelOrder (pScreen, scrpriv->randr);
-
- if (wasEnabled)
- KdEnableScreen (pScreen);
-
- return TRUE;
-
- bail4:
- EPHYR_LOG("bailed");
-
- ephyrUnmapFramebuffer (screen);
- *scrpriv = oldscr;
- (void) ephyrMapFramebuffer (screen);
-
- pScreen->width = oldwidth;
- pScreen->height = oldheight;
- pScreen->mmWidth = oldmmwidth;
- pScreen->mmHeight = oldmmheight;
-
- if (wasEnabled)
- KdEnableScreen (pScreen);
- return FALSE;
-}
-
-Bool
-ephyrRandRInit (ScreenPtr pScreen)
-{
- rrScrPrivPtr pScrPriv;
-
- if (!RRScreenInit (pScreen))
- return FALSE;
-
- pScrPriv = rrGetScrPriv(pScreen);
- pScrPriv->rrGetInfo = ephyrRandRGetInfo;
- pScrPriv->rrSetConfig = ephyrRandRSetConfig;
- return TRUE;
-}
-#endif
-
-Bool
-ephyrCreateColormap (ColormapPtr pmap)
-{
- return fbInitializeColormap (pmap);
-}
-
-Bool
-ephyrInitScreen (ScreenPtr pScreen)
-{
- KdScreenPriv(pScreen);
- KdScreenInfo *screen = pScreenPriv->screen;
-
- EPHYR_LOG ("pScreen->myNum:%d\n", pScreen->myNum) ;
- hostx_set_screen_number (screen, pScreen->myNum);
- hostx_set_win_title (screen, "(ctrl+shift grabs mouse and keyboard)") ;
- pScreen->CreateColormap = ephyrCreateColormap;
-
-#ifdef XV
- if (!ephyrNoXV) {
- if (!ephyrInitVideo (pScreen)) {
- EPHYR_LOG_ERROR ("failed to initialize xvideo\n") ;
- } else {
- EPHYR_LOG ("initialized xvideo okay\n") ;
- }
- }
-#endif /*XV*/
-
-#ifdef XF86DRI
- if (!ephyrNoDRI && !hostx_has_dri ()) {
- EPHYR_LOG ("host x does not support DRI. Disabling DRI forwarding\n") ;
- ephyrNoDRI = TRUE ;
-#ifdef GLXEXT
- noGlxVisualInit = FALSE ;
-#endif
- }
- if (!ephyrNoDRI) {
- ephyrDRIExtensionInit (pScreen) ;
- ephyrHijackGLXExtension () ;
- }
-#endif
-
-#ifdef GLXEXT
- if (ephyrNoDRI) {
- noGlxVisualInit = FALSE ;
- }
-#endif
-
- return TRUE;
-}
-
-Bool
-ephyrFinishInitScreen (ScreenPtr pScreen)
-{
- /* FIXME: Calling this even if not using shadow.
- * Seems harmless enough. But may be safer elsewhere.
- */
- if (!shadowSetup (pScreen))
- return FALSE;
-
-#ifdef RANDR
- if (!ephyrRandRInit (pScreen))
- return FALSE;
-#endif
-
- return TRUE;
-}
-
-Bool
-ephyrCreateResources (ScreenPtr pScreen)
-{
- KdScreenPriv(pScreen);
- KdScreenInfo *screen = pScreenPriv->screen;
- EphyrScrPriv *scrpriv = screen->driver;
-
- EPHYR_LOG("mark pScreen=%p mynum=%d shadow=%d",
- pScreen, pScreen->myNum, scrpriv->shadow);
-
- if (scrpriv->shadow)
- return KdShadowSet (pScreen,
- scrpriv->randr,
- ephyrShadowUpdate,
- ephyrWindowLinear);
- else
- return ephyrSetInternalDamage(pScreen);
-}
-
-void
-ephyrPreserve (KdCardInfo *card)
-{
-}
-
-Bool
-ephyrEnable (ScreenPtr pScreen)
-{
- return TRUE;
-}
-
-Bool
-ephyrDPMS (ScreenPtr pScreen, int mode)
-{
- return TRUE;
-}
-
-void
-ephyrDisable (ScreenPtr pScreen)
-{
-}
-
-void
-ephyrRestore (KdCardInfo *card)
-{
-}
-
-void
-ephyrScreenFini (KdScreenInfo *screen)
-{
- EphyrScrPriv *scrpriv = screen->driver;
- if (scrpriv->shadow) {
- KdShadowFbFree (screen);
- }
- free(screen->driver);
- screen->driver = NULL;
-}
-
-/*
- * Port of Mark McLoughlin's Xnest fix for focus in + modifier bug.
- * See https://bugs.freedesktop.org/show_bug.cgi?id=3030
- */
-void
-ephyrUpdateModifierState(unsigned int state)
-{
-
- DeviceIntPtr pDev = inputInfo.keyboard;
- KeyClassPtr keyc = pDev->key;
- int i;
- CARD8 mask;
- int xkb_state;
-
- if (!pDev)
- return;
-
- xkb_state = XkbStateFieldFromRec(&pDev->key->xkbInfo->state);
- state = state & 0xff;
-
- if (xkb_state == state)
- return;
-
- for (i = 0, mask = 1; i < 8; i++, mask <<= 1) {
- int key;
-
- /* Modifier is down, but shouldn't be
- */
- if ((xkb_state & mask) && !(state & mask)) {
- int count = keyc->modifierKeyCount[i];
-
- for (key = 0; key < MAP_LENGTH; key++)
- if (keyc->xkbInfo->desc->map->modmap[key] & mask) {
- if (key_is_down(pDev, key, KEY_PROCESSED))
- KdEnqueueKeyboardEvent (ephyrKbd, key, TRUE);
-
- if (--count == 0)
- break;
- }
- }
-
- /* Modifier shoud be down, but isn't
- */
- if (!(xkb_state & mask) && (state & mask))
- for (key = 0; key < MAP_LENGTH; key++)
- if (keyc->xkbInfo->desc->map->modmap[key] & mask) {
- KdEnqueueKeyboardEvent (ephyrKbd, key, FALSE);
- break;
- }
- }
-}
-
-static void
-ephyrBlockSigio (void)
-{
- sigset_t set;
-
- sigemptyset (&set);
- sigaddset (&set, SIGIO);
- sigprocmask (SIG_BLOCK, &set, 0);
-}
-
-static void
-ephyrUnblockSigio (void)
-{
- sigset_t set;
-
- sigemptyset (&set);
- sigaddset (&set, SIGIO);
- sigprocmask (SIG_UNBLOCK, &set, 0);
-}
-
-static Bool
-ephyrCursorOffScreen(ScreenPtr *ppScreen, int *x, int *y)
-{
- return FALSE;
-}
-
-static void
-ephyrCrossScreen (ScreenPtr pScreen, Bool entering)
-{
-}
-
-int ephyrCurScreen; /*current event screen*/
-
-static void
-ephyrWarpCursor (DeviceIntPtr pDev, ScreenPtr pScreen, int x, int y)
-{
- ephyrBlockSigio ();
- ephyrCurScreen = pScreen->myNum;
- miPointerWarpCursor (inputInfo.pointer, pScreen, x, y);
- ephyrUnblockSigio ();
-}
-
-miPointerScreenFuncRec ephyrPointerScreenFuncs =
-{
- ephyrCursorOffScreen,
- ephyrCrossScreen,
- ephyrWarpCursor,
- NULL,
- NULL
-};
-
-#ifdef XF86DRI
-/**
- * find if the remote window denoted by a_remote
- * is paired with an internal Window within the Xephyr server.
- * If the remove window is paired with an internal window, send an
- * expose event to the client insterested in the internal window expose event.
- *
- * Pairing happens when a drawable inside Xephyr is associated with
- * a GL surface in a DRI environment.
- * Look at the function ProcXF86DRICreateDrawable in ephyrdriext.c to
- * know a paired window is created.
- *
- * This is useful to make GL drawables (only windows for now) handle
- * expose events and send those events to clients.
- */
-static void
-ephyrExposePairedWindow (int a_remote)
-{
- EphyrWindowPair *pair = NULL;
- RegionRec reg;
- ScreenPtr screen;
-
- if (!findWindowPairFromRemote (a_remote, &pair)) {
- EPHYR_LOG ("did not find a pair for this window\n");
- return;
- }
- screen = pair->local->drawable.pScreen;
- RegionNull(®);
- RegionCopy(®, &pair->local->clipList);
- screen->WindowExposures (pair->local, ®, NullRegion);
- RegionUninit(®);
-}
-#endif /* XF86DRI */
-
-void
-ephyrPoll(void)
-{
- EphyrHostXEvent ev;
-
- while (hostx_get_event(&ev))
- {
- switch (ev.type)
- {
- case EPHYR_EV_MOUSE_MOTION:
- if (!ephyrMouse ||
- !((EphyrPointerPrivate *)ephyrMouse->driverPrivate)->enabled) {
- EPHYR_LOG ("skipping mouse motion:%d\n", ephyrCurScreen) ;
- continue;
- }
- {
- if (ev.data.mouse_motion.screen >=0
- && (ephyrCurScreen != ev.data.mouse_motion.screen))
- {
- EPHYR_LOG ("warping mouse cursor. "
- "cur_screen%d, motion_screen:%d\n",
- ephyrCurScreen, ev.data.mouse_motion.screen) ;
- if (ev.data.mouse_motion.screen >= 0)
- {
- ephyrWarpCursor
- (inputInfo.pointer, screenInfo.screens[ev.data.mouse_motion.screen],
- ev.data.mouse_motion.x,
- ev.data.mouse_motion.y );
- }
- }
- else
- {
- int x=0, y=0;
-#ifdef XF86DRI
- EphyrWindowPair *pair = NULL;
-#endif
- EPHYR_LOG ("enqueuing mouse motion:%d\n", ephyrCurScreen) ;
- x = ev.data.mouse_motion.x;
- y = ev.data.mouse_motion.y;
- EPHYR_LOG ("initial (x,y):(%d,%d)\n", x, y) ;
-#ifdef XF86DRI
- EPHYR_LOG ("is this window peered by a gl drawable ?\n") ;
- if (findWindowPairFromRemote (ev.data.mouse_motion.window,
- &pair))
- {
- EPHYR_LOG ("yes, it is peered\n") ;
- x += pair->local->drawable.x;
- y += pair->local->drawable.y;
- }
- else
- {
- EPHYR_LOG ("no, it is not peered\n") ;
- }
- EPHYR_LOG ("final (x,y):(%d,%d)\n", x, y) ;
-#endif
- KdEnqueuePointerEvent(ephyrMouse, mouseState, x, y, 0);
- }
- }
- break;
-
- case EPHYR_EV_MOUSE_PRESS:
- if (!ephyrMouse ||
- !((EphyrPointerPrivate *)ephyrMouse->driverPrivate)->enabled) {
- EPHYR_LOG ("skipping mouse press:%d\n", ephyrCurScreen) ;
- continue;
- }
- EPHYR_LOG ("enqueuing mouse press:%d\n", ephyrCurScreen) ;
- ephyrUpdateModifierState(ev.key_state);
- mouseState |= ev.data.mouse_down.button_num;
- KdEnqueuePointerEvent(ephyrMouse, mouseState|KD_MOUSE_DELTA, 0, 0, 0);
- break;
-
- case EPHYR_EV_MOUSE_RELEASE:
- if (!ephyrMouse ||
- !((EphyrPointerPrivate *)ephyrMouse->driverPrivate)->enabled)
- continue;
- ephyrUpdateModifierState(ev.key_state);
- mouseState &= ~ev.data.mouse_up.button_num;
- EPHYR_LOG ("enqueuing mouse release:%d\n", ephyrCurScreen) ;
- KdEnqueuePointerEvent(ephyrMouse, mouseState|KD_MOUSE_DELTA, 0, 0, 0);
- break;
-
- case EPHYR_EV_KEY_PRESS:
- if (!ephyrKbd ||
- !((EphyrKbdPrivate *)ephyrKbd->driverPrivate)->enabled)
- continue;
- ephyrUpdateModifierState(ev.key_state);
- KdEnqueueKeyboardEvent (ephyrKbd, ev.data.key_down.scancode, FALSE);
- break;
-
- case EPHYR_EV_KEY_RELEASE:
- if (!ephyrKbd ||
- !((EphyrKbdPrivate *)ephyrKbd->driverPrivate)->enabled)
- continue;
- ephyrUpdateModifierState(ev.key_state);
- KdEnqueueKeyboardEvent (ephyrKbd, ev.data.key_up.scancode, TRUE);
- break;
-
-#ifdef XF86DRI
- case EPHYR_EV_EXPOSE:
- /*
- * We only receive expose events when the expose event have
- * be generated for a drawable that is a host X window managed
- * by Xephyr. Host X windows managed by Xephyr exists for instance
- * when Xephyr is asked to create a GL drawable in a DRI environment.
- */
- ephyrExposePairedWindow (ev.data.expose.window);
- break;
-#endif /* XF86DRI */
-
- default:
- break;
- }
- }
-}
-
-void
-ephyrCardFini (KdCardInfo *card)
-{
- EphyrPriv *priv = card->driver;
- free(priv);
-}
-
-void
-ephyrGetColors (ScreenPtr pScreen, int n, xColorItem *pdefs)
-{
- /* XXX Not sure if this is right */
-
- EPHYR_LOG("mark");
-
- while (n--)
- {
- pdefs->red = 0;
- pdefs->green = 0;
- pdefs->blue = 0;
- pdefs++;
- }
-
-}
-
-void
-ephyrPutColors (ScreenPtr pScreen, int n, xColorItem *pdefs)
-{
- int min, max, p;
-
- /* XXX Not sure if this is right */
-
- min = 256;
- max = 0;
-
- while (n--)
- {
- p = pdefs->pixel;
- if (p < min)
- min = p;
- if (p > max)
- max = p;
-
- hostx_set_cmap_entry(p,
- pdefs->red >> 8,
- pdefs->green >> 8,
- pdefs->blue >> 8);
- pdefs++;
- }
-}
-
-/* Mouse calls */
-
-static Status
-MouseInit (KdPointerInfo *pi)
-{
- pi->driverPrivate = (EphyrPointerPrivate *)
- calloc(sizeof(EphyrPointerPrivate), 1);
- ((EphyrPointerPrivate *)pi->driverPrivate)->enabled = FALSE;
- pi->nAxes = 3;
- pi->nButtons = 32;
- free(pi->name);
- pi->name = strdup("Xephyr virtual mouse");
- ephyrMouse = pi;
- return Success;
-}
-
-static Status
-MouseEnable (KdPointerInfo *pi)
-{
- ((EphyrPointerPrivate *)pi->driverPrivate)->enabled = TRUE;
- return Success;
-}
-
-static void
-MouseDisable (KdPointerInfo *pi)
-{
- ((EphyrPointerPrivate *)pi->driverPrivate)->enabled = FALSE;
- return;
-}
-
-static void
-MouseFini (KdPointerInfo *pi)
-{
- ephyrMouse = NULL;
- return;
-}
-
-KdPointerDriver EphyrMouseDriver = {
- "ephyr",
- MouseInit,
- MouseEnable,
- MouseDisable,
- MouseFini,
- NULL,
-};
-
-/* Keyboard */
-
-static Status
-EphyrKeyboardInit (KdKeyboardInfo *ki)
-{
- ki->driverPrivate = (EphyrKbdPrivate *)
- calloc(sizeof(EphyrKbdPrivate), 1);
- hostx_load_keymap();
- if (!ephyrKeySyms.map) {
- ErrorF("Couldn't load keymap from host\n");
- return BadAlloc;
- }
- ki->minScanCode = ephyrKeySyms.minKeyCode;
- ki->maxScanCode = ephyrKeySyms.maxKeyCode;
- free(ki->name);
- ki->name = strdup("Xephyr virtual keyboard");
- ephyrKbd = ki;
- return Success;
-}
-
-static Status
-EphyrKeyboardEnable (KdKeyboardInfo *ki)
-{
- ((EphyrKbdPrivate *)ki->driverPrivate)->enabled = TRUE;
-
- return Success;
-}
-
-static void
-EphyrKeyboardDisable (KdKeyboardInfo *ki)
-{
- ((EphyrKbdPrivate *)ki->driverPrivate)->enabled = FALSE;
-}
-
-static void
-EphyrKeyboardFini (KdKeyboardInfo *ki)
-{
- ephyrKbd = NULL;
- return;
-}
-
-static void
-EphyrKeyboardLeds (KdKeyboardInfo *ki, int leds)
-{
-}
-
-static void
-EphyrKeyboardBell (KdKeyboardInfo *ki, int volume, int frequency, int duration)
-{
-}
-
-
-KdKeyboardDriver EphyrKeyboardDriver = {
- "ephyr",
- EphyrKeyboardInit,
- EphyrKeyboardEnable,
- EphyrKeyboardLeds,
- EphyrKeyboardBell,
- EphyrKeyboardDisable,
- EphyrKeyboardFini,
- NULL,
-};
+/* + * Xephyr - A kdrive X server thats runs in a host X window. + * Authored by Matthew Allum <mallum@openedhand.com> + * + * Copyright © 2004 Nokia + * + * 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 Nokia not be used in + * advertising or publicity pertaining to distribution of the software without + * specific, written prior permission. Nokia makes no + * representations about the suitability of this software for any purpose. It + * is provided "as is" without express or implied warranty. + * + * NOKIA DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, + * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO + * EVENT SHALL NOKIA 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 "ephyr.h" + +#include "inputstr.h" +#include "scrnintstr.h" +#include "ephyrlog.h" + +#ifdef XF86DRI +#include "ephyrdri.h" +#include "ephyrdriext.h" +#include "ephyrglxext.h" +#endif /* XF86DRI */ + +#include "xkbsrv.h" + +extern int KdTsPhyScreen; +#ifdef GLXEXT +extern Bool noGlxVisualInit; +#endif + +KdKeyboardInfo *ephyrKbd; +KdPointerInfo *ephyrMouse; +EphyrKeySyms ephyrKeySyms; +Bool ephyrNoDRI=FALSE ; +Bool ephyrNoXV=FALSE ; + +static int mouseState = 0; +static Rotation ephyrRandr = RR_Rotate_0; + +typedef struct _EphyrInputPrivate { + Bool enabled; +} EphyrKbdPrivate, EphyrPointerPrivate; + +Bool EphyrWantGrayScale = 0; + + +Bool +ephyrInitialize (KdCardInfo *card, EphyrPriv *priv) +{ + OsSignal(SIGUSR1, hostx_handle_signal); + + priv->base = 0; + priv->bytes_per_line = 0; + return TRUE; +} + +Bool +ephyrCardInit (KdCardInfo *card) +{ + EphyrPriv *priv; + + priv = (EphyrPriv *) malloc(sizeof (EphyrPriv)); + if (!priv) + return FALSE; + + if (!ephyrInitialize (card, priv)) + { + free(priv); + return FALSE; + } + card->driver = priv; + + return TRUE; +} + +Bool +ephyrScreenInitialize (KdScreenInfo *screen, EphyrScrPriv *scrpriv) +{ + int width = 640, height = 480; + CARD32 redMask, greenMask, blueMask; + + if (hostx_want_screen_size(screen, &width, &height) + || !screen->width || !screen->height) + { + screen->width = width; + screen->height = height; + } + + if (EphyrWantGrayScale) + screen->fb.depth = 8; + + if (screen->fb.depth && screen->fb.depth != hostx_get_depth()) + { + if (screen->fb.depth < hostx_get_depth() + && (screen->fb.depth == 24 || screen->fb.depth == 16 + || screen->fb.depth == 8)) + { + hostx_set_server_depth(screen, screen->fb.depth); + } + else + ErrorF("\nXephyr: requested screen depth not supported, setting to match hosts.\n"); + } + + screen->fb.depth = hostx_get_server_depth(screen); + screen->rate = 72; + + if (screen->fb.depth <= 8) + { + if (EphyrWantGrayScale) + screen->fb.visuals = ((1 << StaticGray) | (1 << GrayScale)); + else + screen->fb.visuals = ((1 << StaticGray) | + (1 << GrayScale) | + (1 << StaticColor) | + (1 << PseudoColor) | + (1 << TrueColor) | + (1 << DirectColor)); + + screen->fb.redMask = 0x00; + screen->fb.greenMask = 0x00; + screen->fb.blueMask = 0x00; + screen->fb.depth = 8; + screen->fb.bitsPerPixel = 8; + } + else + { + screen->fb.visuals = (1 << TrueColor); + + if (screen->fb.depth <= 15) + { + screen->fb.depth = 15; + screen->fb.bitsPerPixel = 16; + } + else if (screen->fb.depth <= 16) + { + screen->fb.depth = 16; + screen->fb.bitsPerPixel = 16; + } + else if (screen->fb.depth <= 24) + { + screen->fb.depth = 24; + screen->fb.bitsPerPixel = 32; + } + else if (screen->fb.depth <= 30) + { + screen->fb.depth = 30; + screen->fb.bitsPerPixel = 32; + } + else + { + ErrorF("\nXephyr: Unsupported screen depth %d\n", + screen->fb.depth); + return FALSE; + } + + hostx_get_visual_masks (screen, &redMask, &greenMask, &blueMask); + + screen->fb.redMask = (Pixel) redMask; + screen->fb.greenMask = (Pixel) greenMask; + screen->fb.blueMask = (Pixel) blueMask; + + } + + scrpriv->randr = screen->randr; + + return ephyrMapFramebuffer (screen); +} + +Bool +ephyrScreenInit (KdScreenInfo *screen) +{ + EphyrScrPriv *scrpriv; + + scrpriv = calloc(1, sizeof (EphyrScrPriv)); + + if (!scrpriv) + return FALSE; + + screen->driver = scrpriv; + + if (!ephyrScreenInitialize (screen, scrpriv)) + { + screen->driver = 0; + free(scrpriv); + return FALSE; + } + + return TRUE; +} + +void* +ephyrWindowLinear (ScreenPtr pScreen, + CARD32 row, + CARD32 offset, + int mode, + CARD32 *size, + void *closure) +{ + KdScreenPriv(pScreen); + EphyrPriv *priv = pScreenPriv->card->driver; + + if (!pScreenPriv->enabled) + return 0; + + *size = priv->bytes_per_line; + return priv->base + row * priv->bytes_per_line + offset; +} + +/** + * Figure out display buffer size. If fakexa is enabled, allocate a larger + * buffer so that fakexa has space to put offscreen pixmaps. + */ +int +ephyrBufferHeight(KdScreenInfo *screen) +{ + int buffer_height; + if (ephyrFuncs.initAccel == NULL) + buffer_height = screen->height; + else + buffer_height = 3 * screen->height; + return buffer_height; +} + + +Bool +ephyrMapFramebuffer (KdScreenInfo *screen) +{ + EphyrScrPriv *scrpriv = screen->driver; + EphyrPriv *priv = screen->card->driver; + KdPointerMatrix m; + int buffer_height; + + EPHYR_LOG("screen->width: %d, screen->height: %d index=%d", + screen->width, screen->height, screen->mynum); + + /* + * Use the rotation last applied to ourselves (in the Xephyr case the fb + * coordinate system moves independently of the pointer coordiante system). + */ + KdComputePointerMatrix (&m, ephyrRandr, screen->width, screen->height); + KdSetPointerMatrix (&m); + + priv->bytes_per_line = ((screen->width * screen->fb.bitsPerPixel + 31) >> 5) << 2; + + buffer_height = ephyrBufferHeight(screen); + + priv->base = hostx_screen_init (screen, screen->width, screen->height, buffer_height); + + if ((scrpriv->randr & RR_Rotate_0) && !(scrpriv->randr & RR_Reflect_All)) + { + scrpriv->shadow = FALSE; + + screen->fb.byteStride = priv->bytes_per_line; + screen->fb.pixelStride = screen->width; + screen->fb.frameBuffer = (CARD8 *) (priv->base); + } + else + { + /* Rotated/Reflected so we need to use shadow fb */ + scrpriv->shadow = TRUE; + + EPHYR_LOG("allocing shadow"); + + KdShadowFbAlloc (screen, + scrpriv->randr & (RR_Rotate_90|RR_Rotate_270)); + } + + return TRUE; +} + +void +ephyrSetScreenSizes (ScreenPtr pScreen) +{ + KdScreenPriv(pScreen); + KdScreenInfo *screen = pScreenPriv->screen; + EphyrScrPriv *scrpriv = screen->driver; + + if (scrpriv->randr & (RR_Rotate_0|RR_Rotate_180)) + { + pScreen->width = screen->width; + pScreen->height = screen->height; + pScreen->mmWidth = screen->width_mm; + pScreen->mmHeight = screen->height_mm; + } + else + { + pScreen->width = screen->height; + pScreen->height = screen->width; + pScreen->mmWidth = screen->height_mm; + pScreen->mmHeight = screen->width_mm; + } +} + +Bool +ephyrUnmapFramebuffer (KdScreenInfo *screen) +{ + EphyrScrPriv *scrpriv = screen->driver; + + if (scrpriv->shadow) + KdShadowFbFree (screen); + + /* Note, priv->base will get freed when XImage recreated */ + + return TRUE; +} + +void +ephyrShadowUpdate (ScreenPtr pScreen, shadowBufPtr pBuf) +{ + KdScreenPriv(pScreen); + KdScreenInfo *screen = pScreenPriv->screen; + + EPHYR_LOG("slow paint"); + + /* FIXME: Slow Rotated/Reflected updates could be much + * much faster efficiently updating via tranforming + * pBuf->pDamage regions + */ + shadowUpdateRotatePacked(pScreen, pBuf); + hostx_paint_rect(screen, 0,0,0,0, screen->width, screen->height); +} + +static void +ephyrInternalDamageRedisplay (ScreenPtr pScreen) +{ + KdScreenPriv(pScreen); + KdScreenInfo *screen = pScreenPriv->screen; + EphyrScrPriv *scrpriv = screen->driver; + RegionPtr pRegion; + + if (!scrpriv || !scrpriv->pDamage) + return; + + pRegion = DamageRegion (scrpriv->pDamage); + + if (RegionNotEmpty(pRegion)) + { + int nbox; + BoxPtr pbox; + + nbox = RegionNumRects (pRegion); + pbox = RegionRects (pRegion); + + while (nbox--) + { + hostx_paint_rect(screen, + pbox->x1, pbox->y1, + pbox->x1, pbox->y1, + pbox->x2 - pbox->x1, + pbox->y2 - pbox->y1); + pbox++; + } + DamageEmpty (scrpriv->pDamage); + } +} + +static void +ephyrInternalDamageBlockHandler (pointer data, + OSTimePtr pTimeout, + pointer pRead) +{ + ScreenPtr pScreen = (ScreenPtr) data; + + ephyrInternalDamageRedisplay (pScreen); +} + +static void +ephyrInternalDamageWakeupHandler (pointer data, int i, pointer LastSelectMask) +{ + /* FIXME: Not needed ? */ +} + +Bool +ephyrSetInternalDamage (ScreenPtr pScreen) +{ + KdScreenPriv(pScreen); + KdScreenInfo *screen = pScreenPriv->screen; + EphyrScrPriv *scrpriv = screen->driver; + PixmapPtr pPixmap = NULL; + + scrpriv->pDamage = DamageCreate ((DamageReportFunc) 0, + (DamageDestroyFunc) 0, + DamageReportNone, + TRUE, + pScreen, + pScreen); + + if (!RegisterBlockAndWakeupHandlers (ephyrInternalDamageBlockHandler, + ephyrInternalDamageWakeupHandler, + (pointer) pScreen)) + return FALSE; + + pPixmap = (*pScreen->GetScreenPixmap) (pScreen); + + DamageRegister (&pPixmap->drawable, scrpriv->pDamage); + + return TRUE; +} + +void +ephyrUnsetInternalDamage (ScreenPtr pScreen) +{ + KdScreenPriv(pScreen); + KdScreenInfo *screen = pScreenPriv->screen; + EphyrScrPriv *scrpriv = screen->driver; + PixmapPtr pPixmap = NULL; + + pPixmap = (*pScreen->GetScreenPixmap) (pScreen); + DamageUnregister (&pPixmap->drawable, scrpriv->pDamage); + DamageDestroy (scrpriv->pDamage); + + RemoveBlockAndWakeupHandlers (ephyrInternalDamageBlockHandler, + ephyrInternalDamageWakeupHandler, + (pointer) pScreen); +} + +#ifdef RANDR +Bool +ephyrRandRGetInfo (ScreenPtr pScreen, Rotation *rotations) +{ + KdScreenPriv(pScreen); + KdScreenInfo *screen = pScreenPriv->screen; + EphyrScrPriv *scrpriv = screen->driver; + RRScreenSizePtr pSize; + Rotation randr; + int n = 0; + + struct { int width, height; } sizes[] = + { + { 1600, 1200 }, + { 1400, 1050 }, + { 1280, 960 }, + { 1280, 1024 }, + { 1152, 864 }, + { 1024, 768 }, + { 832, 624 }, + { 800, 600 }, + { 720, 400 }, + { 480, 640 }, + { 640, 480 }, + { 640, 400 }, + { 320, 240 }, + { 240, 320 }, + { 160, 160 }, + { 0, 0 } + }; + + EPHYR_LOG("mark"); + + *rotations = RR_Rotate_All|RR_Reflect_All; + + if (!hostx_want_preexisting_window (screen) + && !hostx_want_fullscreen ()) /* only if no -parent switch */ + { + while (sizes[n].width != 0 && sizes[n].height != 0) + { + RRRegisterSize (pScreen, + sizes[n].width, + sizes[n].height, + (sizes[n].width * screen->width_mm)/screen->width, + (sizes[n].height *screen->height_mm)/screen->height + ); + n++; + } + } + + pSize = RRRegisterSize (pScreen, + screen->width, + screen->height, + screen->width_mm, + screen->height_mm); + + randr = KdSubRotation (scrpriv->randr, screen->randr); + + RRSetCurrentConfig (pScreen, randr, 0, pSize); + + return TRUE; +} + +Bool +ephyrRandRSetConfig (ScreenPtr pScreen, + Rotation randr, + int rate, + RRScreenSizePtr pSize) +{ + KdScreenPriv(pScreen); + KdScreenInfo *screen = pScreenPriv->screen; + EphyrScrPriv *scrpriv = screen->driver; + Bool wasEnabled = pScreenPriv->enabled; + EphyrScrPriv oldscr; + int oldwidth, oldheight, oldmmwidth, oldmmheight; + Bool oldshadow; + int newwidth, newheight; + + if (screen->randr & (RR_Rotate_0|RR_Rotate_180)) + { + newwidth = pSize->width; + newheight = pSize->height; + } + else + { + newwidth = pSize->height; + newheight = pSize->width; + } + + if (wasEnabled) + KdDisableScreen (pScreen); + + oldscr = *scrpriv; + + oldwidth = screen->width; + oldheight = screen->height; + oldmmwidth = pScreen->mmWidth; + oldmmheight = pScreen->mmHeight; + oldshadow = scrpriv->shadow; + + /* + * Set new configuration + */ + + /* + * We need to store the rotation value for pointer coords transformation; + * though initially the pointer and fb rotation are identical, when we map + * the fb, the screen will be reinitialized and return into an unrotated + * state (presumably the HW is taking care of the rotation of the fb), but the + * pointer still needs to be transformed. + */ + ephyrRandr = KdAddRotation (screen->randr, randr); + scrpriv->randr = ephyrRandr; + + ephyrUnmapFramebuffer (screen); + + screen->width = newwidth; + screen->height = newheight; + + if (!ephyrMapFramebuffer (screen)) + goto bail4; + + /* FIXME below should go in own call */ + + if (oldshadow) + KdShadowUnset (screen->pScreen); + else + ephyrUnsetInternalDamage(screen->pScreen); + + if (scrpriv->shadow) + { + if (!KdShadowSet (screen->pScreen, + scrpriv->randr, + ephyrShadowUpdate, + ephyrWindowLinear)) + goto bail4; + } + else + { + /* Without shadow fb ( non rotated ) we need + * to use damage to efficiently update display + * via signal regions what to copy from 'fb'. + */ + if (!ephyrSetInternalDamage(screen->pScreen)) + goto bail4; + } + + ephyrSetScreenSizes (screen->pScreen); + + /* + * Set frame buffer mapping + */ + (*pScreen->ModifyPixmapHeader) (fbGetScreenPixmap (pScreen), + pScreen->width, + pScreen->height, + screen->fb.depth, + screen->fb.bitsPerPixel, + screen->fb.byteStride, + screen->fb.frameBuffer); + + /* set the subpixel order */ + + KdSetSubpixelOrder (pScreen, scrpriv->randr); + + if (wasEnabled) + KdEnableScreen (pScreen); + + return TRUE; + + bail4: + EPHYR_LOG("bailed"); + + ephyrUnmapFramebuffer (screen); + *scrpriv = oldscr; + (void) ephyrMapFramebuffer (screen); + + pScreen->width = oldwidth; + pScreen->height = oldheight; + pScreen->mmWidth = oldmmwidth; + pScreen->mmHeight = oldmmheight; + + if (wasEnabled) + KdEnableScreen (pScreen); + return FALSE; +} + +Bool +ephyrRandRInit (ScreenPtr pScreen) +{ + rrScrPrivPtr pScrPriv; + + if (!RRScreenInit (pScreen)) + return FALSE; + + pScrPriv = rrGetScrPriv(pScreen); + pScrPriv->rrGetInfo = ephyrRandRGetInfo; + pScrPriv->rrSetConfig = ephyrRandRSetConfig; + return TRUE; +} +#endif + +Bool +ephyrCreateColormap (ColormapPtr pmap) +{ + return fbInitializeColormap (pmap); +} + +Bool +ephyrInitScreen (ScreenPtr pScreen) +{ + KdScreenPriv(pScreen); + KdScreenInfo *screen = pScreenPriv->screen; + + EPHYR_LOG ("pScreen->myNum:%d\n", pScreen->myNum) ; + hostx_set_screen_number (screen, pScreen->myNum); + hostx_set_win_title (screen, "(ctrl+shift grabs mouse and keyboard)") ; + pScreen->CreateColormap = ephyrCreateColormap; + +#ifdef XV + if (!ephyrNoXV) { + if (!ephyrInitVideo (pScreen)) { + EPHYR_LOG_ERROR ("failed to initialize xvideo\n") ; + } else { + EPHYR_LOG ("initialized xvideo okay\n") ; + } + } +#endif /*XV*/ + +#ifdef XF86DRI + if (!ephyrNoDRI && !hostx_has_dri ()) { + EPHYR_LOG ("host x does not support DRI. Disabling DRI forwarding\n") ; + ephyrNoDRI = TRUE ; +#ifdef GLXEXT + noGlxVisualInit = FALSE ; +#endif + } + if (!ephyrNoDRI) { + ephyrDRIExtensionInit (pScreen) ; + ephyrHijackGLXExtension () ; + } +#endif + +#ifdef GLXEXT + if (ephyrNoDRI) { + noGlxVisualInit = FALSE ; + } +#endif + + return TRUE; +} + +Bool +ephyrFinishInitScreen (ScreenPtr pScreen) +{ + /* FIXME: Calling this even if not using shadow. + * Seems harmless enough. But may be safer elsewhere. + */ + if (!shadowSetup (pScreen)) + return FALSE; + +#ifdef RANDR + if (!ephyrRandRInit (pScreen)) + return FALSE; +#endif + + return TRUE; +} + +Bool +ephyrCreateResources (ScreenPtr pScreen) +{ + KdScreenPriv(pScreen); + KdScreenInfo *screen = pScreenPriv->screen; + EphyrScrPriv *scrpriv = screen->driver; + + EPHYR_LOG("mark pScreen=%p mynum=%d shadow=%d", + pScreen, pScreen->myNum, scrpriv->shadow); + + if (scrpriv->shadow) + return KdShadowSet (pScreen, + scrpriv->randr, + ephyrShadowUpdate, + ephyrWindowLinear); + else + return ephyrSetInternalDamage(pScreen); +} + +void +ephyrPreserve (KdCardInfo *card) +{ +} + +Bool +ephyrEnable (ScreenPtr pScreen) +{ + return TRUE; +} + +Bool +ephyrDPMS (ScreenPtr pScreen, int mode) +{ + return TRUE; +} + +void +ephyrDisable (ScreenPtr pScreen) +{ +} + +void +ephyrRestore (KdCardInfo *card) +{ +} + +void +ephyrScreenFini (KdScreenInfo *screen) +{ + EphyrScrPriv *scrpriv = screen->driver; + if (scrpriv->shadow) { + KdShadowFbFree (screen); + } + free(screen->driver); + screen->driver = NULL; +} + +/* + * Port of Mark McLoughlin's Xnest fix for focus in + modifier bug. + * See https://bugs.freedesktop.org/show_bug.cgi?id=3030 + */ +void +ephyrUpdateModifierState(unsigned int state) +{ + + DeviceIntPtr pDev = inputInfo.keyboard; + KeyClassPtr keyc = pDev->key; + int i; + CARD8 mask; + int xkb_state; + + if (!pDev) + return; + + xkb_state = XkbStateFieldFromRec(&pDev->key->xkbInfo->state); + state = state & 0xff; + + if (xkb_state == state) + return; + + for (i = 0, mask = 1; i < 8; i++, mask <<= 1) { + int key; + + /* Modifier is down, but shouldn't be + */ + if ((xkb_state & mask) && !(state & mask)) { + int count = keyc->modifierKeyCount[i]; + + for (key = 0; key < MAP_LENGTH; key++) + if (keyc->xkbInfo->desc->map->modmap[key] & mask) { + if (key_is_down(pDev, key, KEY_PROCESSED)) + KdEnqueueKeyboardEvent (ephyrKbd, key, TRUE); + + if (--count == 0) + break; + } + } + + /* Modifier shoud be down, but isn't + */ + if (!(xkb_state & mask) && (state & mask)) + for (key = 0; key < MAP_LENGTH; key++) + if (keyc->xkbInfo->desc->map->modmap[key] & mask) { + KdEnqueueKeyboardEvent (ephyrKbd, key, FALSE); + break; + } + } +} + +static void +ephyrBlockSigio (void) +{ + sigset_t set; + + sigemptyset (&set); + sigaddset (&set, SIGIO); + sigprocmask (SIG_BLOCK, &set, 0); +} + +static void +ephyrUnblockSigio (void) +{ + sigset_t set; + + sigemptyset (&set); + sigaddset (&set, SIGIO); + sigprocmask (SIG_UNBLOCK, &set, 0); +} + +static Bool +ephyrCursorOffScreen(ScreenPtr *ppScreen, int *x, int *y) +{ + return FALSE; +} + +static void +ephyrCrossScreen (ScreenPtr pScreen, Bool entering) +{ +} + +int ephyrCurScreen; /*current event screen*/ + +static void +ephyrWarpCursor (DeviceIntPtr pDev, ScreenPtr pScreen, int x, int y) +{ + ephyrBlockSigio (); + ephyrCurScreen = pScreen->myNum; + miPointerWarpCursor (inputInfo.pointer, pScreen, x, y); + ephyrUnblockSigio (); +} + +miPointerScreenFuncRec ephyrPointerScreenFuncs = +{ + ephyrCursorOffScreen, + ephyrCrossScreen, + ephyrWarpCursor, + NULL, + NULL +}; + +#ifdef XF86DRI +/** + * find if the remote window denoted by a_remote + * is paired with an internal Window within the Xephyr server. + * If the remove window is paired with an internal window, send an + * expose event to the client insterested in the internal window expose event. + * + * Pairing happens when a drawable inside Xephyr is associated with + * a GL surface in a DRI environment. + * Look at the function ProcXF86DRICreateDrawable in ephyrdriext.c to + * know a paired window is created. + * + * This is useful to make GL drawables (only windows for now) handle + * expose events and send those events to clients. + */ +static void +ephyrExposePairedWindow (int a_remote) +{ + EphyrWindowPair *pair = NULL; + RegionRec reg; + ScreenPtr screen; + + if (!findWindowPairFromRemote (a_remote, &pair)) { + EPHYR_LOG ("did not find a pair for this window\n"); + return; + } + screen = pair->local->drawable.pScreen; + RegionNull(®); + RegionCopy(®, &pair->local->clipList); + screen->WindowExposures (pair->local, ®, NullRegion); + RegionUninit(®); +} +#endif /* XF86DRI */ + +void +ephyrPoll(void) +{ + EphyrHostXEvent ev; + + while (hostx_get_event(&ev)) + { + switch (ev.type) + { + case EPHYR_EV_MOUSE_MOTION: + if (!ephyrMouse || + !((EphyrPointerPrivate *)ephyrMouse->driverPrivate)->enabled) { + EPHYR_LOG ("skipping mouse motion:%d\n", ephyrCurScreen) ; + continue; + } + { + if (ev.data.mouse_motion.screen >=0 + && (ephyrCurScreen != ev.data.mouse_motion.screen)) + { + EPHYR_LOG ("warping mouse cursor. " + "cur_screen%d, motion_screen:%d\n", + ephyrCurScreen, ev.data.mouse_motion.screen) ; + if (ev.data.mouse_motion.screen >= 0) + { + ephyrWarpCursor + (inputInfo.pointer, screenInfo.screens[ev.data.mouse_motion.screen], + ev.data.mouse_motion.x, + ev.data.mouse_motion.y ); + } + } + else + { + int x=0, y=0; +#ifdef XF86DRI + EphyrWindowPair *pair = NULL; +#endif + EPHYR_LOG ("enqueuing mouse motion:%d\n", ephyrCurScreen) ; + x = ev.data.mouse_motion.x; + y = ev.data.mouse_motion.y; + EPHYR_LOG ("initial (x,y):(%d,%d)\n", x, y) ; +#ifdef XF86DRI + EPHYR_LOG ("is this window peered by a gl drawable ?\n") ; + if (findWindowPairFromRemote (ev.data.mouse_motion.window, + &pair)) + { + EPHYR_LOG ("yes, it is peered\n") ; + x += pair->local->drawable.x; + y += pair->local->drawable.y; + } + else + { + EPHYR_LOG ("no, it is not peered\n") ; + } + EPHYR_LOG ("final (x,y):(%d,%d)\n", x, y) ; +#endif + KdEnqueuePointerEvent(ephyrMouse, mouseState, x, y, 0); + } + } + break; + + case EPHYR_EV_MOUSE_PRESS: + if (!ephyrMouse || + !((EphyrPointerPrivate *)ephyrMouse->driverPrivate)->enabled) { + EPHYR_LOG ("skipping mouse press:%d\n", ephyrCurScreen) ; + continue; + } + EPHYR_LOG ("enqueuing mouse press:%d\n", ephyrCurScreen) ; + ephyrUpdateModifierState(ev.key_state); + mouseState |= ev.data.mouse_down.button_num; + KdEnqueuePointerEvent(ephyrMouse, mouseState|KD_MOUSE_DELTA, 0, 0, 0); + break; + + case EPHYR_EV_MOUSE_RELEASE: + if (!ephyrMouse || + !((EphyrPointerPrivate *)ephyrMouse->driverPrivate)->enabled) + continue; + ephyrUpdateModifierState(ev.key_state); + mouseState &= ~ev.data.mouse_up.button_num; + EPHYR_LOG ("enqueuing mouse release:%d\n", ephyrCurScreen) ; + KdEnqueuePointerEvent(ephyrMouse, mouseState|KD_MOUSE_DELTA, 0, 0, 0); + break; + + case EPHYR_EV_KEY_PRESS: + if (!ephyrKbd || + !((EphyrKbdPrivate *)ephyrKbd->driverPrivate)->enabled) + continue; + ephyrUpdateModifierState(ev.key_state); + KdEnqueueKeyboardEvent (ephyrKbd, ev.data.key_down.scancode, FALSE); + break; + + case EPHYR_EV_KEY_RELEASE: + if (!ephyrKbd || + !((EphyrKbdPrivate *)ephyrKbd->driverPrivate)->enabled) + continue; + ephyrUpdateModifierState(ev.key_state); + KdEnqueueKeyboardEvent (ephyrKbd, ev.data.key_up.scancode, TRUE); + break; + +#ifdef XF86DRI + case EPHYR_EV_EXPOSE: + /* + * We only receive expose events when the expose event have + * be generated for a drawable that is a host X window managed + * by Xephyr. Host X windows managed by Xephyr exists for instance + * when Xephyr is asked to create a GL drawable in a DRI environment. + */ + ephyrExposePairedWindow (ev.data.expose.window); + break; +#endif /* XF86DRI */ + + default: + break; + } + } +} + +void +ephyrCardFini (KdCardInfo *card) +{ + EphyrPriv *priv = card->driver; + free(priv); +} + +void +ephyrGetColors (ScreenPtr pScreen, int n, xColorItem *pdefs) +{ + /* XXX Not sure if this is right */ + + EPHYR_LOG("mark"); + + while (n--) + { + pdefs->red = 0; + pdefs->green = 0; + pdefs->blue = 0; + pdefs++; + } + +} + +void +ephyrPutColors (ScreenPtr pScreen, int n, xColorItem *pdefs) +{ + int min, max, p; + + /* XXX Not sure if this is right */ + + min = 256; + max = 0; + + while (n--) + { + p = pdefs->pixel; + if (p < min) + min = p; + if (p > max) + max = p; + + hostx_set_cmap_entry(p, + pdefs->red >> 8, + pdefs->green >> 8, + pdefs->blue >> 8); + pdefs++; + } +} + +/* Mouse calls */ + +static Status +MouseInit (KdPointerInfo *pi) +{ + pi->driverPrivate = (EphyrPointerPrivate *) + calloc(sizeof(EphyrPointerPrivate), 1); + ((EphyrPointerPrivate *)pi->driverPrivate)->enabled = FALSE; + pi->nAxes = 3; + pi->nButtons = 32; + free(pi->name); + pi->name = strdup("Xephyr virtual mouse"); + + /* + * Must transform pointer coords since the pointer position + * relative to the Xephyr window is controlled by the host server and + * remains constant regardless of any rotation applied to the Xephyr screen. + */ + pi->transformCoordinates = TRUE; + + ephyrMouse = pi; + return Success; +} + +static Status +MouseEnable (KdPointerInfo *pi) +{ + ((EphyrPointerPrivate *)pi->driverPrivate)->enabled = TRUE; + return Success; +} + +static void +MouseDisable (KdPointerInfo *pi) +{ + ((EphyrPointerPrivate *)pi->driverPrivate)->enabled = FALSE; + return; +} + +static void +MouseFini (KdPointerInfo *pi) +{ + ephyrMouse = NULL; + return; +} + +KdPointerDriver EphyrMouseDriver = { + "ephyr", + MouseInit, + MouseEnable, + MouseDisable, + MouseFini, + NULL, +}; + +/* Keyboard */ + +static Status +EphyrKeyboardInit (KdKeyboardInfo *ki) +{ + ki->driverPrivate = (EphyrKbdPrivate *) + calloc(sizeof(EphyrKbdPrivate), 1); + hostx_load_keymap(); + if (!ephyrKeySyms.map) { + ErrorF("Couldn't load keymap from host\n"); + return BadAlloc; + } + ki->minScanCode = ephyrKeySyms.minKeyCode; + ki->maxScanCode = ephyrKeySyms.maxKeyCode; + free(ki->name); + ki->name = strdup("Xephyr virtual keyboard"); + ephyrKbd = ki; + return Success; +} + +static Status +EphyrKeyboardEnable (KdKeyboardInfo *ki) +{ + ((EphyrKbdPrivate *)ki->driverPrivate)->enabled = TRUE; + + return Success; +} + +static void +EphyrKeyboardDisable (KdKeyboardInfo *ki) +{ + ((EphyrKbdPrivate *)ki->driverPrivate)->enabled = FALSE; +} + +static void +EphyrKeyboardFini (KdKeyboardInfo *ki) +{ + ephyrKbd = NULL; + return; +} + +static void +EphyrKeyboardLeds (KdKeyboardInfo *ki, int leds) +{ +} + +static void +EphyrKeyboardBell (KdKeyboardInfo *ki, int volume, int frequency, int duration) +{ +} + + +KdKeyboardDriver EphyrKeyboardDriver = { + "ephyr", + EphyrKeyboardInit, + EphyrKeyboardEnable, + EphyrKeyboardLeds, + EphyrKeyboardBell, + EphyrKeyboardDisable, + EphyrKeyboardFini, + NULL, +}; |