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Xephyr: start converting hostx.c over to xcb 

v2: Dropped the hostx_load_keymap changes, now that that function is
    gutted (anholt).

Reviewed-by: Mikhail Gusarov <dottedmag@dottedmag.net> (v1)
Signed-off-by: Julien Cristau <jcristau@debian.org>
Signed-off-by: Eric Anholt <eric@anholt.net>
This commit is contained in:
Julien Cristau 2010-06-20 00:05:40 +01:00 committed by Eric Anholt
parent 762606b4cd
commit a2b73da78d
3 changed files with 350 additions and 261 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

4
configure.ac
View File

@ -2116,12 +2116,12 @@ if test "$KDRIVE" = yes; then
AC_DEFINE(KDRIVE_MOUSE, 1, [Enable KDrive mouse driver])
fi
XEPHYR_REQUIRED_LIBS="x11 >= 1.6 $LIBXEXT xau xdmcp"
XEPHYR_REQUIRED_LIBS="x11 >= 1.6 $LIBXEXT xau xdmcp xcb x11-xcb xcb-shape xcb-aux xcb-image xcb-icccm xcb-shm"
if test "x$XV" = xyes; then
XEPHYR_REQUIRED_LIBS="$XEPHYR_REQUIRED_LIBS xv"
fi
if test "x$DRI" = xyes && test "x$GLX" = xyes; then
XEPHYR_REQUIRED_LIBS="$XEPHYR_REQUIRED_LIBS $LIBGL libdrm"
XEPHYR_REQUIRED_LIBS="$XEPHYR_REQUIRED_LIBS $LIBGL libdrm xcb-glx xcb-xf86dri"
fi
if test "x$XEPHYR" = xauto; then

600
hw/kdrive/ephyr/hostx.c
View File

@ -53,20 +53,22 @@
#include <X11/Xlib.h>
#include <X11/Xutil.h>
#include <X11/Xatom.h>
#include <X11/keysym.h>
#include <X11/extensions/XShm.h>
#include <X11/extensions/shape.h>
#include <xcb/xcb.h>
#include <xcb/xproto.h>
#include <X11/Xlib-xcb.h>
#include <xcb/xcb_icccm.h>
#include <xcb/xcb_aux.h>
#include <xcb/shm.h>
#include <xcb/xcb_image.h>
#include <xcb/shape.h>
#ifdef XF86DRI
#include <GL/glx.h>
#endif /* XF86DRI */
#include <xcb/xf86dri.h>
#include <xcb/glx.h>
#endif /* XF86DRI */
#include "ephyrlog.h"
#ifdef XF86DRI
extern Bool XF86DRIQueryExtension(Display * dpy,
int *event_basep, int *error_basep);
#endif
/*
* All xlib calls go here, which gets built as its own .a .
* Mixing kdrive and xlib headers causes all sorts of types
@ -77,11 +79,11 @@ struct EphyrHostScreen {
Window win;
Window win_pre_existing; /* Set via -parent option like xnest */
Window peer_win; /* Used for GL; should be at most one */
XImage *ximg;
xcb_image_t *ximg;
int win_width, win_height;
int server_depth;
unsigned char *fb_data; /* only used when host bpp != server bpp */
XShmSegmentInfo shminfo;
xcb_shm_segment_info_t shminfo;
void *info; /* Pointer to the screen this is associated with */
int mynum; /* Screen number */
@ -90,10 +92,11 @@ struct EphyrHostScreen {
struct EphyrHostXVars {
char *server_dpy_name;
Display *dpy;
xcb_connection_t *conn;
int screen;
Visual *visual;
Window winroot;
GC gc;
xcb_gcontext_t gc;
int depth;
Bool use_host_cursor;
Bool use_fullscreen;
@ -126,11 +129,6 @@ char *ephyrTitle = NULL;
static void
hostx_set_fullscreen_hint(void);
/* X Error traps */
static int trapped_error_code = 0;
static int (*old_error_handler) (Display * d, XErrorEvent * e);
#define host_depth_matches_server(_vars) (HostX.depth == (_vars)->server_depth)
static struct EphyrHostScreen *
@ -146,27 +144,6 @@ host_screen_from_screen_info(EphyrScreenInfo * screen)
return NULL;
}
static int
error_handler(Display * display, XErrorEvent * error)
{
trapped_error_code = error->error_code;
return 0;
}
static void
hostx_errors_trap(void)
{
trapped_error_code = 0;
old_error_handler = XSetErrorHandler(error_handler);
}
static int
hostx_errors_untrap(void)
{
XSetErrorHandler(old_error_handler);
return trapped_error_code;
}
int
hostx_want_screen_size(EphyrScreenInfo screen, int *width, int *height)
{
@ -223,9 +200,13 @@ hostx_set_win_title(EphyrScreenInfo screen, const char *extra_text)
return;
if (ephyrTitle) {
XStoreName(HostX.dpy, host_screen->win, ephyrTitle);
}
else {
xcb_icccm_set_wm_name(HostX.conn,
host_screen->win,
XCB_ATOM_STRING,
8,
strlen(ephyrTitle),
ephyrTitle);
} else {
#define BUF_LEN 256
char buf[BUF_LEN + 1];
@ -234,7 +215,12 @@ hostx_set_win_title(EphyrScreenInfo screen, const char *extra_text)
HostX.server_dpy_name,
host_screen->mynum, (extra_text != NULL) ? extra_text : "");
XStoreName(HostX.dpy, host_screen->win, buf);
xcb_icccm_set_wm_name(HostX.conn,
host_screen->win,
XCB_ATOM_STRING,
8,
strlen(buf),
buf);
}
}
@ -275,21 +261,34 @@ hostx_want_fullscreen(void)
return HostX.use_fullscreen;
}
static xcb_intern_atom_cookie_t cookie_WINDOW_STATE,
cookie_WINDOW_STATE_FULLSCREEN;
static void
hostx_set_fullscreen_hint(void)
{
Atom atom_WINDOW_STATE, atom_WINDOW_STATE_FULLSCREEN;
xcb_atom_t atom_WINDOW_STATE, atom_WINDOW_STATE_FULLSCREEN;
int index;
xcb_intern_atom_reply_t *reply;
atom_WINDOW_STATE = XInternAtom(HostX.dpy, "_NET_WM_STATE", False);
atom_WINDOW_STATE_FULLSCREEN
= XInternAtom(HostX.dpy, "_NET_WM_STATE_FULLSCREEN", False);
reply = xcb_intern_atom_reply(HostX.conn, cookie_WINDOW_STATE, NULL);
atom_WINDOW_STATE = reply->atom;
free(reply);
reply = xcb_intern_atom_reply(HostX.conn, cookie_WINDOW_STATE_FULLSCREEN,
NULL);
atom_WINDOW_STATE_FULLSCREEN = reply->atom;
free(reply);
for (index = 0; index < HostX.n_screens; index++) {
XChangeProperty(HostX.dpy, HostX.screens[index].win,
atom_WINDOW_STATE, XA_ATOM, 32,
PropModeReplace,
(unsigned char *) &atom_WINDOW_STATE_FULLSCREEN, 1);
xcb_change_property(HostX.conn,
PropModeReplace,
HostX.screens[index].win,
atom_WINDOW_STATE,
XCB_ATOM_ATOM,
32,
1,
&atom_WINDOW_STATE_FULLSCREEN);
}
}
@ -336,22 +335,26 @@ x_io_error_handler(Display * dpy)
int
hostx_init(void)
{
XSetWindowAttributes attr;
Cursor empty_cursor;
Pixmap cursor_pxm;
XColor col;
uint32_t attr;
xcb_cursor_t empty_cursor;
xcb_pixmap_t cursor_pxm;
uint16_t red, green, blue;
uint32_t pixel;
int index;
char *tmpstr;
XClassHint *class_hint;
char *class_hint;
size_t class_len;
const xcb_query_extension_reply_t *shm_rep;
xcb_screen_t *screen;
attr.event_mask =
ButtonPressMask
| ButtonReleaseMask
| PointerMotionMask
| KeyPressMask
| KeyReleaseMask
| ExposureMask
| StructureNotifyMask;
attr =
XCB_EVENT_MASK_BUTTON_PRESS
| XCB_EVENT_MASK_BUTTON_RELEASE
| XCB_EVENT_MASK_POINTER_MOTION
| XCB_EVENT_MASK_KEY_PRESS
| XCB_EVENT_MASK_KEY_RELEASE
| XCB_EVENT_MASK_EXPOSURE
| XCB_EVENT_MASK_STRUCTURE_NOTIFY;
EPHYR_DBG("mark");
@ -362,137 +365,190 @@ hostx_init(void)
XSetIOErrorHandler(x_io_error_handler);
HostX.conn = XGetXCBConnection(HostX.dpy);
HostX.screen = DefaultScreen(HostX.dpy);
screen = xcb_aux_get_screen(HostX.conn, HostX.screen);
HostX.winroot = RootWindow(HostX.dpy, HostX.screen);
HostX.gc = XCreateGC(HostX.dpy, HostX.winroot, 0, NULL);
HostX.gc = xcb_generate_id(HostX.conn);
HostX.depth = DefaultDepth(HostX.dpy, HostX.screen);
HostX.visual = DefaultVisual(HostX.dpy, HostX.screen);
class_hint = XAllocClassHint();
xcb_create_gc(HostX.conn, HostX.gc, HostX.winroot, 0, NULL);
cookie_WINDOW_STATE = xcb_intern_atom(HostX.conn, False,
strlen("_NET_WM_STATE"),
"_NET_WM_STATE");
cookie_WINDOW_STATE_FULLSCREEN =
xcb_intern_atom(HostX.conn, False,
strlen("_NET_WM_STATE_FULLSCREEN"),
"_NET_WM_STATE_FULLSCREEN");
for (index = 0; index < HostX.n_screens; index++) {
struct EphyrHostScreen *host_screen = &HostX.screens[index];
host_screen->win = xcb_generate_id(HostX.conn);
host_screen->server_depth = HostX.depth;
if (host_screen->win_pre_existing != None) {
Status result;
XWindowAttributes prewin_attr;
if (host_screen->win_pre_existing != XCB_WINDOW_NONE) {
xcb_get_geometry_reply_t *prewin_geom;
xcb_get_geometry_cookie_t cookie;
xcb_generic_error_t *e = NULL;
/* Get screen size from existing window */
cookie = xcb_get_geometry(HostX.conn,
host_screen->win_pre_existing);
prewin_geom = xcb_get_geometry_reply(HostX.conn, cookie, &e);
hostx_errors_trap();
result = XGetWindowAttributes(HostX.dpy,
host_screen->win_pre_existing,
&prewin_attr);
if (hostx_errors_untrap() || !result) {
fprintf(stderr, "\nXephyr -parent window' does not exist!\n");
exit(1);
if (e) {
free(e);
free(prewin_geom);
fprintf (stderr, "\nXephyr -parent window' does not exist!\n");
exit (1);
}
host_screen->win_width = prewin_attr.width;
host_screen->win_height = prewin_attr.height;
host_screen->win_width = prewin_geom->width;
host_screen->win_height = prewin_geom->height;
host_screen->win = XCreateWindow(HostX.dpy,
host_screen->win_pre_existing,
0, 0,
host_screen->win_width,
host_screen->win_height,
0,
CopyFromParent,
CopyFromParent,
CopyFromParent,
CWEventMask, &attr);
free(prewin_geom);
xcb_create_window(HostX.conn,
XCB_COPY_FROM_PARENT,
host_screen->win,
host_screen->win_pre_existing,
0,0,
host_screen->win_width,
host_screen->win_height,
0,
XCB_WINDOW_CLASS_COPY_FROM_PARENT,
XCB_COPY_FROM_PARENT,
XCB_CW_EVENT_MASK,
&attr);
}
else {
host_screen->win = XCreateWindow(HostX.dpy, HostX.winroot, 0, 0, 100, 100, /* will resize */
0,
CopyFromParent,
CopyFromParent,
CopyFromParent,
CWEventMask, &attr);
xcb_create_window(HostX.conn,
XCB_COPY_FROM_PARENT,
host_screen->win,
HostX.winroot,
0,0,100,100, /* will resize */
0,
XCB_WINDOW_CLASS_COPY_FROM_PARENT,
XCB_COPY_FROM_PARENT,
XCB_CW_EVENT_MASK,
&attr);
hostx_set_win_title(host_screen->info,
"(ctrl+shift grabs mouse and keyboard)");
hostx_set_win_title (host_screen->info,
"(ctrl+shift grabs mouse and keyboard)");
if (HostX.use_fullscreen) {
host_screen->win_width = DisplayWidth(HostX.dpy, HostX.screen);
host_screen->win_height =
DisplayHeight(HostX.dpy, HostX.screen);
host_screen->win_width = DisplayWidth(HostX.dpy, HostX.screen);
host_screen->win_height = DisplayHeight(HostX.dpy, HostX.screen);
hostx_set_fullscreen_hint();
}
tmpstr = getenv("RESOURCE_NAME");
if (tmpstr && (!ephyrResNameFromCmd))
ephyrResName = tmpstr;
class_len = strlen(ephyrResName) + 1 + strlen("Xephyr") + 1;
class_hint = malloc(class_len);
if (class_hint) {
tmpstr = getenv("RESOURCE_NAME");
if (tmpstr && (!ephyrResNameFromCmd))
ephyrResName = tmpstr;
class_hint->res_name = ephyrResName;
class_hint->res_class = "Xephyr";
XSetClassHint(hostx_get_display(), host_screen->win,
class_hint);
strcpy(class_hint, ephyrResName);
strcpy(class_hint + strlen(ephyrResName) + 1, "Xephyr");
xcb_change_property(HostX.conn,
XCB_PROP_MODE_REPLACE,
host_screen->win,
XCB_ATOM_WM_CLASS,
XCB_ATOM_STRING,
8,
class_len,
class_hint);
free(class_hint);
}
}
}
if (class_hint)
XFree(class_hint);
if (!xcb_aux_parse_color("red", &red, &green, &blue)) {
xcb_lookup_color_cookie_t c =
xcb_lookup_color(HostX.conn, screen->default_colormap, 3, "red");
xcb_lookup_color_reply_t *reply =
xcb_lookup_color_reply(HostX.conn, c, NULL);
red = reply->exact_red;
green = reply->exact_green;
blue = reply->exact_blue;
free(reply);
}
XParseColor(HostX.dpy, DefaultColormap(HostX.dpy, HostX.screen),
"red", &col);
XAllocColor(HostX.dpy, DefaultColormap(HostX.dpy, HostX.screen), &col);
XSetForeground(HostX.dpy, HostX.gc, col.pixel);
{
xcb_alloc_color_cookie_t c = xcb_alloc_color(HostX.conn,
screen->default_colormap,
red, green, blue);
xcb_alloc_color_reply_t *r = xcb_alloc_color_reply(HostX.conn, c, NULL);
red = r->red;
green = r->green;
blue = r->blue;
pixel = r->pixel;
free(r);
}
if (!hostx_want_host_cursor()) {
xcb_change_gc(HostX.conn, HostX.gc, XCB_GC_FOREGROUND, &pixel);
if (!hostx_want_host_cursor ()) {
/* Ditch the cursor, we provide our 'own' */
cursor_pxm = XCreatePixmap(HostX.dpy, HostX.winroot, 1, 1, 1);
memset(&col, 0, sizeof(col));
empty_cursor = XCreatePixmapCursor(HostX.dpy,
cursor_pxm, cursor_pxm,
&col, &col, 1, 1);
cursor_pxm = xcb_generate_id(HostX.conn);
xcb_create_pixmap(HostX.conn, 1, cursor_pxm, HostX.winroot, 1, 1);
empty_cursor = xcb_generate_id(HostX.conn);
xcb_create_cursor(HostX.conn,
empty_cursor,
cursor_pxm, cursor_pxm,
0,0,0,
0,0,0,
1,1);
for (index = 0; index < HostX.n_screens; index++) {
XDefineCursor(HostX.dpy, HostX.screens[index].win, empty_cursor);
xcb_change_window_attributes(HostX.conn,
HostX.screens[index].win,
XCB_CW_CURSOR,
&empty_cursor);
}
XFreePixmap(HostX.dpy, cursor_pxm);
xcb_free_pixmap(HostX.conn, cursor_pxm);
}
for (index = 0; index < HostX.n_screens; index++) {
HostX.screens[index].ximg = NULL;
}
/* Try to get share memory ximages for a little bit more speed */
if (!XShmQueryExtension(HostX.dpy) || getenv("XEPHYR_NO_SHM")) {
/* Try to get share memory ximages for a little bit more speed */
shm_rep = xcb_get_extension_data(HostX.conn, &xcb_shm_id);
if (!shm_rep || !shm_rep->present || getenv("XEPHYR_NO_SHM")) {
fprintf(stderr, "\nXephyr unable to use SHM XImages\n");
HostX.have_shm = False;
}
else {
/* Really really check we have shm - better way ? */
XShmSegmentInfo shminfo;
/* Really really check we have shm - better way ?*/
xcb_shm_segment_info_t shminfo;
xcb_generic_error_t *e;
xcb_void_cookie_t cookie;
xcb_shm_seg_t shmseg;
HostX.have_shm = True;
shminfo.shmid = shmget(IPC_PRIVATE, 1, IPC_CREAT | 0777);
shminfo.shmaddr = shmat(shminfo.shmid, 0, 0);
shminfo.readOnly = True;
shminfo.shmid = shmget(IPC_PRIVATE, 1, IPC_CREAT|0777);
shminfo.shmaddr = shmat(shminfo.shmid,0,0);
hostx_errors_trap();
shmseg = xcb_generate_id(HostX.conn);
cookie = xcb_shm_attach_checked(HostX.conn, shmseg, shminfo.shmid,
True);
e = xcb_request_check(HostX.conn, cookie);
XShmAttach(HostX.dpy, &shminfo);
XSync(HostX.dpy, False);
if (hostx_errors_untrap()) {
if (e) {
fprintf(stderr, "\nXephyr unable to use SHM XImages\n");
HostX.have_shm = False;
free(e);
}
shmdt(shminfo.shmaddr);
shmctl(shminfo.shmid, IPC_RMID, 0);
}
XFlush(HostX.dpy);
xcb_flush(HostX.conn);
/* Setup the pause time between paints when debugging updates */
@ -622,9 +678,7 @@ hostx_screen_init(EphyrScreenInfo screen,
int width, int height, int buffer_height,
int *bytes_per_line, int *bits_per_pixel)
{
int bitmap_pad;
Bool shm_success = False;
XSizeHints *size_hints;
struct EphyrHostScreen *host_screen = host_screen_from_screen_info(screen);
@ -642,8 +696,8 @@ hostx_screen_init(EphyrScreenInfo screen,
*/
if (HostX.have_shm) {
XShmDetach(HostX.dpy, &host_screen->shminfo);
XDestroyImage(host_screen->ximg);
xcb_shm_detach(HostX.conn, host_screen->shminfo.shmseg);
xcb_image_destroy (host_screen->ximg);
shmdt(host_screen->shminfo.shmaddr);
shmctl(host_screen->shminfo.shmid, IPC_RMID, 0);
}
@ -651,70 +705,78 @@ hostx_screen_init(EphyrScreenInfo screen,
free(host_screen->ximg->data);
host_screen->ximg->data = NULL;
XDestroyImage(host_screen->ximg);
xcb_image_destroy(host_screen->ximg);
}
}
if (HostX.have_shm) {
host_screen->ximg =
XShmCreateImage(HostX.dpy, HostX.visual, HostX.depth, ZPixmap, NULL,
&host_screen->shminfo, width, buffer_height);
host_screen->ximg = xcb_image_create_native(HostX.conn,
width,
buffer_height,
XCB_IMAGE_FORMAT_Z_PIXMAP,
HostX.depth,
NULL,
~0,
NULL);
host_screen->shminfo.shmid =
shmget(IPC_PRIVATE,
host_screen->ximg->bytes_per_line * buffer_height,
host_screen->ximg->stride * buffer_height,
IPC_CREAT | 0777);
host_screen->ximg->data = shmat(host_screen->shminfo.shmid, 0, 0);
host_screen->shminfo.shmaddr = host_screen->ximg->data;
if (host_screen->ximg->data == (char *) -1) {
if (host_screen->ximg->data == (uint8_t *) -1) {
EPHYR_DBG
("Can't attach SHM Segment, falling back to plain XImages");
HostX.have_shm = False;
XDestroyImage(host_screen->ximg);
xcb_image_destroy (host_screen->ximg);
shmctl(host_screen->shminfo.shmid, IPC_RMID, 0);
}
else {
EPHYR_DBG("SHM segment attached %p", host_screen->shminfo.shmaddr);
host_screen->shminfo.readOnly = False;
XShmAttach(HostX.dpy, &host_screen->shminfo);
host_screen->shminfo.shmseg = xcb_generate_id(HostX.conn);
xcb_shm_attach(HostX.conn,
host_screen->shminfo.shmseg,
host_screen->shminfo.shmid,
False);
shm_success = True;
}
}
if (!shm_success) {
bitmap_pad = (HostX.depth > 16) ? 32 : ((HostX.depth > 8) ? 16 : 8);
EPHYR_DBG("Creating image %dx%d for screen host_screen=%p\n",
width, buffer_height, host_screen);
host_screen->ximg = XCreateImage(HostX.dpy,
HostX.visual,
HostX.depth,
ZPixmap, 0, 0,
width, buffer_height, bitmap_pad, 0);
host_screen->ximg = xcb_image_create_native(HostX.conn,
width,
buffer_height,
XCB_IMAGE_FORMAT_Z_PIXMAP,
HostX.depth,
NULL,
~0,
NULL);
host_screen->ximg->data =
malloc(host_screen->ximg->bytes_per_line * buffer_height);
malloc(host_screen->ximg->stride * buffer_height);
}
*bytes_per_line = host_screen->ximg->bytes_per_line;
*bits_per_pixel = host_screen->ximg->bits_per_pixel;
*bytes_per_line = host_screen->ximg->stride;
*bits_per_pixel = host_screen->ximg->bpp;
XResizeWindow(HostX.dpy, host_screen->win, width, height);
/* Ask the WM to keep our size static */
if (host_screen->win_pre_existing == None && !EphyrWantResize) {
size_hints = XAllocSizeHints();
size_hints->max_width = size_hints->min_width = width;
size_hints->max_height = size_hints->min_height = height;
size_hints->flags = PMinSize | PMaxSize;
XSetWMNormalHints(HostX.dpy, host_screen->win, size_hints);
XFree(size_hints);
/* Ask the WM to keep our size static */
xcb_size_hints_t size_hints = {0};
size_hints.max_width = size_hints.min_width = width;
size_hints.max_height = size_hints.min_height = height;
size_hints.flags = (XCB_ICCCM_SIZE_HINT_P_MIN_SIZE |
XCB_ICCCM_SIZE_HINT_P_MAX_SIZE);
xcb_icccm_set_wm_normal_hints(HostX.conn, host_screen->win,
&size_hints);
}
XMapWindow(HostX.dpy, host_screen->win);
xcb_map_window(HostX.conn, host_screen->win);
XSync(HostX.dpy, False);
xcb_aux_sync(HostX.conn);
host_screen->win_width = width;
host_screen->win_height = height;
@ -787,14 +849,15 @@ hostx_paint_rect(EphyrScreenInfo screen,
host_pixel = (r << 16) | (g << 8) | (b);
XPutPixel(host_screen->ximg, x, y, host_pixel);
xcb_image_put_pixel(host_screen->ximg, x, y, host_pixel);
break;
}
case 8:
{
unsigned char pixel =
*(unsigned char *) (host_screen->fb_data + idx);
XPutPixel(host_screen->ximg, x, y, HostX.cmap[pixel]);
xcb_image_put_pixel(host_screen->ximg, x, y,
HostX.cmap[pixel]);
break;
}
default:
@ -804,16 +867,17 @@ hostx_paint_rect(EphyrScreenInfo screen,
}
if (HostX.have_shm) {
XShmPutImage(HostX.dpy, host_screen->win,
HostX.gc, host_screen->ximg,
sx, sy, dx, dy, width, height, False);
xcb_image_shm_put(HostX.conn, host_screen->win,
HostX.gc, host_screen->ximg,
host_screen->shminfo,
sx, sy, dx, dy, width, height, False);
}
else {
XPutImage(HostX.dpy, host_screen->win, HostX.gc, host_screen->ximg,
sx, sy, dx, dy, width, height);
xcb_image_put(HostX.conn, host_screen->win, HostX.gc, host_screen->ximg,
dx, dy, 0);
}
XSync(HostX.dpy, False);
xcb_aux_sync(HostX.conn);
}
static void
@ -821,6 +885,9 @@ hostx_paint_debug_rect(struct EphyrHostScreen *host_screen,
int x, int y, int width, int height)
{
struct timespec tspec;
xcb_rectangle_t rect = { .x = x, .y = y, .width = width, .height = height };
xcb_void_cookie_t cookie;
xcb_generic_error_t *e;
tspec.tv_sec = HostX.damage_debug_msec / (1000000);
tspec.tv_nsec = (HostX.damage_debug_msec % 1000000) * 1000;
@ -830,8 +897,10 @@ hostx_paint_debug_rect(struct EphyrHostScreen *host_screen,
/* fprintf(stderr, "Xephyr updating: %i+%i %ix%i\n", x, y, width, height); */
XFillRectangle(HostX.dpy, host_screen->win, HostX.gc, x, y, width, height);
XSync(HostX.dpy, False);
cookie = xcb_poly_fill_rectangle_checked(HostX.conn, host_screen->win,
HostX.gc, 1, &rect);
e = xcb_request_check(HostX.conn, cookie);
free(e);
/* nanosleep seems to work better than usleep for me... */
nanosleep(&tspec, NULL);
@ -1023,6 +1092,18 @@ hostx_get_display(void)
return HostX.dpy;
}
xcb_connection_t *
hostx_get_xcbconn(void)
{
return HostX.conn;
}
int
hostx_get_screen(void)
{
return DefaultScreen(HostX.dpy);
}
int
hostx_get_window(int a_screen_number)
{
@ -1036,19 +1117,24 @@ hostx_get_window(int a_screen_number)
int
hostx_get_window_attributes(int a_window, EphyrHostWindowAttributes * a_attrs)
{
XWindowAttributes attrs;
xcb_get_geometry_cookie_t geom_cookie;
xcb_get_window_attributes_cookie_t attr_cookie;
xcb_get_geometry_reply_t *geom_reply;
xcb_get_window_attributes_reply_t *attr_reply;
memset(&attrs, 0, sizeof(attrs));
geom_cookie = xcb_get_geometry(HostX.conn, a_window);
attr_cookie = xcb_get_window_attributes(HostX.conn, a_window);
geom_reply = xcb_get_geometry_reply(HostX.conn, geom_cookie, NULL);
attr_reply = xcb_get_window_attributes_reply(HostX.conn, attr_cookie, NULL);
if (!XGetWindowAttributes(hostx_get_display(), a_window, &attrs)) {
return FALSE;
}
a_attrs->x = attrs.x;
a_attrs->y = attrs.y;
a_attrs->width = attrs.width;
a_attrs->height = attrs.height;
if (attrs.visual)
a_attrs->visualid = attrs.visual->visualid;
a_attrs->x = geom_reply->x;
a_attrs->y = geom_reply->y;
a_attrs->width = geom_reply->width;
a_attrs->height = geom_reply->height;
a_attrs->visualid = attr_reply->visual;
free(geom_reply);
free(attr_reply);
return TRUE;
}
@ -1120,54 +1206,56 @@ hostx_create_window(int a_screen_number,
int a_visual_id, int *a_host_peer /*out parameter */ )
{
Bool is_ok = FALSE;
Display *dpy = hostx_get_display();
XVisualInfo *visual_info = NULL, visual_info_templ;
int visual_mask = VisualIDMask;
Window win = None;
int nb_visuals = 0, winmask = 0;
XSetWindowAttributes attrs;
EPHYR_RETURN_VAL_IF_FAIL(dpy && a_geometry, FALSE);
xcb_window_t win;
int winmask = 0;
uint32_t attrs[2];
xcb_screen_t *screen = xcb_aux_get_screen(HostX.conn, hostx_get_screen());
xcb_visualtype_t *visual;
int depth = 0;
EPHYR_RETURN_VAL_IF_FAIL(screen && a_geometry, FALSE);
EPHYR_LOG("enter\n");
/*get visual */
memset(&visual_info, 0, sizeof(visual_info));
visual_info_templ.visualid = a_visual_id;
visual_info = XGetVisualInfo(dpy, visual_mask,
&visual_info_templ, &nb_visuals);
if (!visual_info) {
EPHYR_LOG_ERROR("argh, could not find a remote visual with id:%d\n",
a_visual_id);
visual = xcb_aux_find_visual_by_id(screen, a_visual_id);
if (!visual) {
EPHYR_LOG_ERROR ("argh, could not find a remote visual with id:%d\n",
a_visual_id);
goto out;
}
memset(&attrs, 0, sizeof(attrs));
attrs.colormap = XCreateColormap(dpy,
RootWindow(dpy,
visual_info->screen),
visual_info->visual, AllocNone);
attrs.event_mask = ButtonPressMask
| ButtonReleaseMask
| PointerMotionMask | KeyPressMask | KeyReleaseMask | ExposureMask;
winmask = CWColormap | CWEventMask;
depth = xcb_aux_get_depth_of_visual(screen, a_visual_id);
win = XCreateWindow(dpy, hostx_get_window(a_screen_number),
a_geometry->x, a_geometry->y,
a_geometry->width, a_geometry->height, 0,
visual_info->depth, CopyFromParent,
visual_info->visual, winmask, &attrs);
if (win == None) {
EPHYR_LOG_ERROR("failed to create peer window\n");
goto out;
}
if (HostX.screens[a_screen_number].peer_win == None) {
winmask = XCB_CW_EVENT_MASK | XCB_CW_COLORMAP;
attrs[0] = XCB_EVENT_MASK_BUTTON_PRESS
|XCB_EVENT_MASK_BUTTON_RELEASE
|XCB_EVENT_MASK_POINTER_MOTION
|XCB_EVENT_MASK_KEY_PRESS
|XCB_EVENT_MASK_KEY_RELEASE
|XCB_EVENT_MASK_EXPOSURE;
attrs[1] = xcb_generate_id(HostX.conn);
xcb_create_colormap(HostX.conn,
XCB_COLORMAP_ALLOC_NONE,
attrs[1],
hostx_get_window(a_screen_number),
a_visual_id);
win = xcb_generate_id(HostX.conn);
xcb_create_window(HostX.conn,
depth,
win,
hostx_get_window (a_screen_number),
a_geometry->x, a_geometry->y,
a_geometry->width, a_geometry->height, 0,
XCB_WINDOW_CLASS_COPY_FROM_PARENT,
a_visual_id, winmask, attrs);
if (HostX.screens[a_screen_number].peer_win == XCB_NONE) {
HostX.screens[a_screen_number].peer_win = win;
}
else {
EPHYR_LOG_ERROR("multiple peer windows created for same screen\n");
}
XFlush(dpy);
XMapWindow(dpy, win);
xcb_flush(HostX.conn);
xcb_map_window(HostX.conn, win);
*a_host_peer = win;
is_ok = TRUE;
out:
@ -1178,26 +1266,31 @@ hostx_create_window(int a_screen_number,
int
hostx_destroy_window(int a_win)
{
Display *dpy = hostx_get_display();
EPHYR_RETURN_VAL_IF_FAIL(dpy, FALSE);
XDestroyWindow(dpy, a_win);
XFlush(dpy);
xcb_destroy_window(HostX.conn, a_win);
xcb_flush(HostX.conn);
return TRUE;
}
int
hostx_set_window_geometry(int a_win, EphyrBox * a_geo)
{
Display *dpy = hostx_get_display();
uint32_t mask = XCB_CONFIG_WINDOW_X
| XCB_CONFIG_WINDOW_Y
| XCB_CONFIG_WINDOW_WIDTH
| XCB_CONFIG_WINDOW_HEIGHT;
uint32_t values[4];
EPHYR_RETURN_VAL_IF_FAIL(dpy && a_geo, FALSE);
EPHYR_RETURN_VAL_IF_FAIL(a_geo, FALSE);
EPHYR_LOG("enter. x,y,w,h:(%d,%d,%d,%d)\n",
a_geo->x, a_geo->y, a_geo->width, a_geo->height);
XMoveWindow(dpy, a_win, a_geo->x, a_geo->y);
XResizeWindow(dpy, a_win, a_geo->width, a_geo->height);
values[0] = a_geo->x;
values[1] = a_geo->y;
values[2] = a_geo->width;
values[3] = a_geo->height;
xcb_configure_window(HostX.conn, a_win, mask, values);
EPHYR_LOG("leave\n");
return TRUE;
}
@ -1271,13 +1364,10 @@ hostx_set_window_clipping_rectangles(int a_window,
int
hostx_has_xshape(void)
{
int event_base = 0, error_base = 0;
Display *dpy = hostx_get_display();
const xcb_query_extension_reply_t *rep;
if (!XShapeQueryExtension(dpy, &event_base, &error_base)) {
return FALSE;
}
return TRUE;
rep = xcb_get_extension_data(HostX.conn, &xcb_shape_id);
return rep && rep->present;
}
#ifdef XF86DRI
@ -1296,7 +1386,6 @@ hostx_allocate_resource_id_peer(int a_local_resource_id,
{
int i = 0;
ResourcePair *peer = NULL;
Display *dpy = hostx_get_display();
/*
* first make sure a resource peer
@ -1321,7 +1410,7 @@ hostx_allocate_resource_id_peer(int a_local_resource_id,
}
}
if (peer) {
peer->remote_id = XAllocID(dpy);
peer->remote_id = xcb_generate_id(HostX.conn);
peer->local_id = a_local_resource_id;
peer->is_valid = TRUE;
}
@ -1356,28 +1445,21 @@ hostx_get_resource_id_peer(int a_local_resource_id, int *a_remote_resource_id)
int
hostx_has_dri(void)
{
int event_base = 0, error_base = 0;
Display *dpy = hostx_get_display();
const xcb_query_extension_reply_t *dri;
if (!dpy)
return FALSE;
dri = xcb_get_extension_data(HostX.conn, &xcb_xf86dri_id);
if (!XF86DRIQueryExtension(dpy, &event_base, &error_base)) {
return FALSE;
}
return TRUE;
return dri && dri->present;
}
int
hostx_has_glx(void)
{
Display *dpy = hostx_get_display();
int event_base = 0, error_base = 0;
const xcb_query_extension_reply_t *glx;
if (!glXQueryExtension(dpy, &event_base, &error_base)) {
return FALSE;
}
return TRUE;
glx = xcb_get_extension_data(HostX.conn, &xcb_glx_id);
return glx && glx->present;
}
#endif /* XF86DRI */

7
hw/kdrive/ephyr/hostx.h
View File

@ -28,6 +28,7 @@
#include <X11/X.h>
#include <X11/Xmd.h>
#include <xcb/xcb.h>
#define EPHYR_WANT_DEBUG 0
@ -206,6 +207,12 @@ int
void *hostx_get_display(void);
xcb_connection_t *
hostx_get_xcbconn(void);
int
hostx_get_screen(void);
int
hostx_get_window(int a_screen_number);