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authorrunge <runge>2005-05-18 01:54:00 +0000
committerrunge <runge>2005-05-18 01:54:00 +0000
commita5524005d6c9f34facb3ff0aabced4e76fe314b0 (patch)
tree1d3dd220de0f30fe1c80e375d7de7cba3806491e /x11vnc
parent8d116dfac764003d3c0f886b2df3f0344a676b59 (diff)
downloadlibtdevnc-a5524005d6c9f34facb3ff0aabced4e76fe314b0.tar.gz
libtdevnc-a5524005d6c9f34facb3ff0aabced4e76fe314b0.zip
x11vnc: more scrolling, -scr_term, -wait_ui, -nowait_bog
Diffstat (limited to 'x11vnc')
-rw-r--r--x11vnc/ChangeLog4
-rw-r--r--x11vnc/README139
-rwxr-xr-xx11vnc/tkx11vnc3
-rw-r--r--x11vnc/tkx11vnc.h3
-rw-r--r--x11vnc/x11vnc.1109
-rw-r--r--x11vnc/x11vnc.c1013
6 files changed, 1045 insertions, 226 deletions
diff --git a/x11vnc/ChangeLog b/x11vnc/ChangeLog
index 150afb8..ef2312e 100644
--- a/x11vnc/ChangeLog
+++ b/x11vnc/ChangeLog
@@ -1,3 +1,7 @@
+2005-05-17 Karl Runge <runge@karlrunge.com>
+ * more -scrollcopyrect, -scr_term hacks for terminals.
+ * -wait_ui, -nowait_bog tunables. push cursor sooner.
+
2005-05-14 Karl Runge <runge@karlrunge.com>
* much more work on "-scrollcopyrect" mode... getting usable.
* remove -pointer_mode 3, shift everyone back down
diff --git a/x11vnc/README b/x11vnc/README
index 4b420bb..822c343 100644
--- a/x11vnc/README
+++ b/x11vnc/README
@@ -1,5 +1,5 @@
-x11vnc README file Date: Sat May 14 00:07:44 EDT 2005
+x11vnc README file Date: Tue May 17 14:39:38 EDT 2005
The following information is taken from these URLs:
@@ -4238,7 +4238,7 @@ x11vnc: a VNC server for real X displays
Here are all of x11vnc command line options:
% x11vnc -opts (see below for -help long descriptions)
-x11vnc: allow VNC connections to real X11 displays. 0.7.2 lastmod: 2005-05-14
+x11vnc: allow VNC connections to real X11 displays. 0.7.2 lastmod: 2005-05-17
x11vnc options:
-display disp -auth file
@@ -4288,26 +4288,28 @@ x11vnc options:
-debug_wireframe -scrollcopyrect mode
-noscrollcopyrect -scr_area n
-scr_skip list -scr_inc list
- -scr_keys list -scr_parms string
- -debug_scroll -pointer_mode n
- -input_skip n -speeds rd,bw,lat
- -debug_pointer -debug_keyboard
- -defer time -wait time
- -readtimeout n -nap
- -nonap -sb time
- -noxdamage -xd_area A
- -xd_mem f -sigpipe string
- -threads -nothreads
- -fs f -gaps n
- -grow n -fuzz n
- -debug_tiles -snapfb
- -rawfb string -pipeinput cmd
- -gui [gui-opts] -remote command
- -query variable -sync
- -noremote -yesremote
- -unsafe -safer
- -privremote -nocmds
- -deny_all
+ -scr_keys list -scr_term list
+ -scr_parms string -debug_scroll
+ -pointer_mode n -input_skip n
+ -speeds rd,bw,lat -debug_pointer
+ -debug_keyboard -defer time
+ -wait time -wait_ui factor
+ -nowait_bog -readtimeout n
+ -nap -nonap
+ -sb time -noxdamage
+ -xd_area A -xd_mem f
+ -sigpipe string -threads
+ -nothreads -fs f
+ -gaps n -grow n
+ -fuzz n -debug_tiles
+ -snapfb -rawfb string
+ -pipeinput cmd -gui [gui-opts]
+ -remote command -query variable
+ -sync -noremote
+ -yesremote -unsafe
+ -safer -privremote
+ -nocmds -deny_all
+
libvncserver options:
-rfbport port TCP port for RFB protocol
@@ -4333,7 +4335,7 @@ libvncserver options:
% x11vnc -help
-x11vnc: allow VNC connections to real X11 displays. 0.7.2 lastmod: 2005-05-14
+x11vnc: allow VNC connections to real X11 displays. 0.7.2 lastmod: 2005-05-17
Typical usage is:
@@ -5243,6 +5245,29 @@ Options:
Shift_L, Control_R, etc, are skipped since they almost
never induce scrolling by themselves.
+-scr_term list Yet another cosmetic kludge. Apply shell/terminal
+ heuristics to applications matching comma separated list
+ (same as -scr_skip/-scr_inc). For example an annoying
+ transient under scroll detection is if you hit Enter in
+ a terminal shell with full text window, the solid text
+ cursor block will be scrolled up. So for a short time
+ there are two (or more) block cursors on the screen.
+ There are similar scenarios, (e.g. an output line is
+ duplicated).
+
+ These transients are induced by the approximation of
+ scroll detection (e.g. it detects the scroll, but not
+ the fact that the block cursor was cleared just before
+ the scroll). In nearly all cases these transient errors
+ are repaired when the true X framebuffer is consulted
+ by the normal polling. But they are distracting, so
+ what this option provides is extra "padding" near the
+ bottom of the terminal window: a few extra lines near
+ the bottom will not be scrolled, but rather updated
+ from the actual X framebuffer. This usually reduces
+ the annoying artifacts. Use "none" to disable.
+ Default: "term"
+
-scr_parms string Set various parameters for the scrollcopyrect mode.
The format is similar to that for -wireframe and packed
with lots of parameters:
@@ -5374,6 +5399,18 @@ Options:
(deferUpdateTime) Default: 30
-wait time Time in ms to pause between screen polls. Used to cut
down on load. Default: 30
+-wait_ui factor Factor by which to cut the -wait time if there
+ has been recent user input (pointer or keyboard).
+ Improves response, but increases the load whenever you
+ are moving the mouse or typing. Default: 2.00
+-nowait_bog Do not detect if the screen polling is "bogging down"
+ and sleep more. Some activities with no user input can
+ slow things down a lot: consider a large terminal window
+ with a long build running in it continously streaming
+ text output. By default x11vnc will try to detect this
+ (3 screen polls in a row each longer than 0.25 sec with
+ no user input), and sleep up to 1.5 secs to let things
+ "catch up". Use this option to disable the detection.
-readtimeout n Set libvncserver rfbMaxClientWait to n seconds. On
slow links that take a long time to paint the first
screen libvncserver may hit the timeout and drop the
@@ -5751,6 +5788,7 @@ Options:
scr_skip:list set -scr_skip to "list"
scr_inc:list set -scr_inc to "list"
scr_keys:list set -scr_keys to "list"
+ scr_term:list set -scr_term to "list"
scr_parms:str set -scr_parms parameters.
pointer_mode:n set -pointer_mode to n. same as "pm"
input_skip:n set -input_skip to n.
@@ -5761,6 +5799,9 @@ Options:
nodebug_keyboard disable -debug_keyboard, same as "nodk"
defer:n set -defer to n ms,same as deferupdate:n
wait:n set -wait to n ms.
+ wait_ui:f set -wait_ui factor to f.
+ wait_bog disable -nowait_bog mode.
+ nowait_bog enable -nowait_bog mode.
readtimeout:n set read timeout to n seconds.
nap enable -nap mode.
nonap disable -nap mode.
@@ -5856,35 +5897,35 @@ Options:
forever noforever once timeout deny lock nodeny unlock
connect allowonce allow localhost nolocalhost listen
lookup nolookup accept gone shm noshm flipbyteorder
- noflipbyteorder onetile noonetile solid_color
- solid nosolid blackout xinerama noxinerama xtrap
- noxtrap xrandr noxrandr xrandr_mode padgeom quiet q
- noquiet modtweak nomodtweak xkb noxkb skip_keycodes
- skip_dups noskip_dups add_keysyms noadd_keysyms
- clear_mods noclear_mods clear_keys noclear_keys
- remap repeat norepeat fb nofb bell nobell sel nosel
- primary noprimary cursorshape nocursorshape cursorpos
- nocursorpos cursor show_cursor noshow_cursor nocursor
- arrow xfixes noxfixes xdamage noxdamage xd_area xd_mem
- alphacut alphafrac alpharemove noalpharemove alphablend
- noalphablend xwarppointer xwarp noxwarppointer noxwarp
- buttonmap dragging nodragging wireframe_mode wireframe
- wf nowireframe nowf wirecopyrect wcr nowirecopyrect
- nowcr scr_area scr_skip scr_inc scr_keys scr_parms
+ noflipbyteorder onetile noonetile solid_color solid
+ nosolid blackout xinerama noxinerama xtrap noxtrap
+ xrandr noxrandr xrandr_mode padgeom quiet q noquiet
+ modtweak nomodtweak xkb noxkb skip_keycodes skip_dups
+ noskip_dups add_keysyms noadd_keysyms clear_mods
+ noclear_mods clear_keys noclear_keys remap repeat
+ norepeat fb nofb bell nobell sel nosel primary noprimary
+ cursorshape nocursorshape cursorpos nocursorpos cursor
+ show_cursor noshow_cursor nocursor arrow xfixes noxfixes
+ xdamage noxdamage xd_area xd_mem alphacut alphafrac
+ alpharemove noalpharemove alphablend noalphablend
+ xwarppointer xwarp noxwarppointer noxwarp buttonmap
+ dragging nodragging wireframe_mode wireframe wf
+ nowireframe nowf wirecopyrect wcr nowirecopyrect nowcr
+ scr_area scr_skip scr_inc scr_keys scr_term scr_parms
scrollcopyrect scr noscrollcopyrect noscr pointer_mode
pm input_skip input client_input speeds debug_pointer dp
nodebug_pointer nodp debug_keyboard dk nodebug_keyboard
- nodk deferupdate defer wait readtimeout nap nonap
- sb screen_blank fs gaps grow fuzz snapfb nosnapfb
- rawfb progressive rfbport http nohttp httpport
- httpdir enablehttpproxy noenablehttpproxy alwaysshared
- noalwaysshared nevershared noalwaysshared dontdisconnect
- nodontdisconnect desktop debug_xevents nodebug_xevents
- debug_xevents debug_xdamage nodebug_xdamage
- debug_xdamage debug_wireframe nodebug_wireframe
- debug_wireframe debug_scroll nodebug_scroll debug_scroll
- debug_tiles dbt nodebug_tiles nodbt debug_tiles dbg
- nodbg noremote
+ nodk deferupdate defer wait_ui wait_bog nowait_bog wait
+ readtimeout nap nonap sb screen_blank fs gaps grow fuzz
+ snapfb nosnapfb rawfb progressive rfbport http nohttp
+ httpport httpdir enablehttpproxy noenablehttpproxy
+ alwaysshared noalwaysshared nevershared noalwaysshared
+ dontdisconnect nodontdisconnect desktop debug_xevents
+ nodebug_xevents debug_xevents debug_xdamage
+ nodebug_xdamage debug_xdamage debug_wireframe
+ nodebug_wireframe debug_wireframe debug_scroll
+ nodebug_scroll debug_scroll debug_tiles dbt
+ nodebug_tiles nodbt debug_tiles dbg nodbg noremote
aro= display vncdisplay desktopname http_url auth
users rootshift clipshift scale_str scaled_x scaled_y
diff --git a/x11vnc/tkx11vnc b/x11vnc/tkx11vnc
index 2e05e53..5ef148b 100755
--- a/x11vnc/tkx11vnc
+++ b/x11vnc/tkx11vnc
@@ -187,6 +187,8 @@ Misc
gaps:
grow:
fuzz:
+ wait_ui:
+ nowait_bog
readtimeout:
snapfb
threads
@@ -263,6 +265,7 @@ Tuning
scr_skip:
scr_inc:
scr_keys:
+ scr_term:
scr_parms:
-- D
speeds:
diff --git a/x11vnc/tkx11vnc.h b/x11vnc/tkx11vnc.h
index bf9e26b..7864574 100644
--- a/x11vnc/tkx11vnc.h
+++ b/x11vnc/tkx11vnc.h
@@ -193,6 +193,8 @@
" gaps:\n"
" grow:\n"
" fuzz:\n"
+" wait_ui:\n"
+" nowait_bog\n"
" readtimeout:\n"
" snapfb\n"
" threads\n"
@@ -269,6 +271,7 @@
" scr_skip:\n"
" scr_inc:\n"
" scr_keys:\n"
+" scr_term:\n"
" scr_parms:\n"
" -- D\n"
" speeds:\n"
diff --git a/x11vnc/x11vnc.1 b/x11vnc/x11vnc.1
index 582f806..c7757ac 100644
--- a/x11vnc/x11vnc.1
+++ b/x11vnc/x11vnc.1
@@ -2,7 +2,7 @@
.TH X11VNC "1" "May 2005" "x11vnc " "User Commands"
.SH NAME
x11vnc - allow VNC connections to real X11 displays
- version: 0.7.2, lastmod: 2005-05-14
+ version: 0.7.2, lastmod: 2005-05-17
.SH SYNOPSIS
.B x11vnc
[OPTION]...
@@ -1187,6 +1187,31 @@ to cause scrolls. BTW, by default modifier keys,
Shift_L, Control_R, etc, are skipped since they almost
never induce scrolling by themselves.
.PP
+\fB-scr_term\fR \fIlist\fR
+.IP
+Yet another cosmetic kludge. Apply shell/terminal
+heuristics to applications matching comma separated
+list (same as for \fB-scr_skip/-scr_inc).\fR For example an
+annoying transient under scroll detection is if you
+hit Enter in a terminal shell with full text window,
+the solid text cursor block will be scrolled up.
+So for a short time there are two (or more) block
+cursors on the screen. There are similar scenarios,
+(e.g. an output line is duplicated).
+.IP
+These transients are induced by the approximation of
+scroll detection (e.g. it detects the scroll, but not
+the fact that the block cursor was cleared just before
+the scroll). In nearly all cases these transient errors
+are repaired when the true X framebuffer is consulted
+by the normal polling. But they are distracting, so
+what this option provides is extra "padding" near the
+bottom of the terminal window: a few extra lines near
+the bottom will not be scrolled, but rather updated
+from the actual X framebuffer. This usually reduces
+the annoying artifacts. Use "none" to disable.
+Default: "term"
+.PP
\fB-scr_parms\fR \fIstring\fR
.IP
Set various parameters for the scrollcopyrect mode.
@@ -1341,6 +1366,24 @@ Time in ms to wait for updates before sending to client
Time in ms to pause between screen polls. Used to cut
down on load. Default: 30
.PP
+\fB-wait_ui\fR \fIfactor\fR
+.IP
+Factor by which to cut the \fB-wait\fR time if there
+has been recent user input (pointer or keyboard).
+Improves response, but increases the load whenever you
+are moving the mouse or typing. Default: 2.00
+.PP
+\fB-nowait_bog\fR
+.IP
+Do not detect if the screen polling is "bogging down"
+and sleep more. Some activities with no user input can
+slow things down a lot: consider a large terminal window
+with a long build running in it continously streaming
+text output. By default x11vnc will try to detect this
+(3 screen polls in a row each longer than 0.25 sec with
+no user input), and sleep up to 1.5 secs to let things
+"catch up". Use this option to disable the detection.
+.PP
\fB-readtimeout\fR \fIn\fR
.IP
Set libvncserver rfbMaxClientWait to n seconds. On
@@ -1513,8 +1556,8 @@ with /dev/fb0.
.PP
\fB-pipeinput\fR \fIcmd\fR
.IP
-Another experimental option: it lets you supply
-an extern command in \fIcmd\fR that x11vnc will pipe
+Another experimental option: it lets you supply an
+external command in \fIcmd\fR that x11vnc will pipe
all of the user input events to in a simple format.
In \fB-pipeinput\fR mode by default x11vnc will not process
any of the user input events. If you prefix \fIcmd\fR
@@ -1897,6 +1940,8 @@ scr_inc:list set \fB-scr_inc\fR to "list"
.IP
scr_keys:list set \fB-scr_keys\fR to "list"
.IP
+scr_term:list set \fB-scr_term\fR to "list"
+.IP
scr_parms:str set \fB-scr_parms\fR parameters.
.IP
pointer_mode:n set \fB-pointer_mode\fR to n. same as "pm"
@@ -1917,6 +1962,12 @@ defer:n set \fB-defer\fR to n ms,same as deferupdate:n
.IP
wait:n set \fB-wait\fR to n ms.
.IP
+wait_ui:f set \fB-wait_ui\fR factor to f.
+.IP
+wait_bog disable \fB-nowait_bog\fR mode.
+.IP
+nowait_bog enable \fB-nowait_bog\fR mode.
+.IP
readtimeout:n set read timeout to n seconds.
.IP
nap enable \fB-nap\fR mode.
@@ -2069,35 +2120,35 @@ scale_cursor viewonly noviewonly shared noshared
forever noforever once timeout deny lock nodeny unlock
connect allowonce allow localhost nolocalhost listen
lookup nolookup accept gone shm noshm flipbyteorder
-noflipbyteorder onetile noonetile solid_color
-solid nosolid blackout xinerama noxinerama xtrap
-noxtrap xrandr noxrandr xrandr_mode padgeom quiet q
-noquiet modtweak nomodtweak xkb noxkb skip_keycodes
-skip_dups noskip_dups add_keysyms noadd_keysyms
-clear_mods noclear_mods clear_keys noclear_keys
-remap repeat norepeat fb nofb bell nobell sel nosel
-primary noprimary cursorshape nocursorshape cursorpos
-nocursorpos cursor show_cursor noshow_cursor nocursor
-arrow xfixes noxfixes xdamage noxdamage xd_area xd_mem
-alphacut alphafrac alpharemove noalpharemove alphablend
-noalphablend xwarppointer xwarp noxwarppointer noxwarp
-buttonmap dragging nodragging wireframe_mode wireframe
-wf nowireframe nowf wirecopyrect wcr nowirecopyrect
-nowcr scr_area scr_skip scr_inc scr_keys scr_parms
+noflipbyteorder onetile noonetile solid_color solid
+nosolid blackout xinerama noxinerama xtrap noxtrap
+xrandr noxrandr xrandr_mode padgeom quiet q noquiet
+modtweak nomodtweak xkb noxkb skip_keycodes skip_dups
+noskip_dups add_keysyms noadd_keysyms clear_mods
+noclear_mods clear_keys noclear_keys remap repeat
+norepeat fb nofb bell nobell sel nosel primary noprimary
+cursorshape nocursorshape cursorpos nocursorpos cursor
+show_cursor noshow_cursor nocursor arrow xfixes noxfixes
+xdamage noxdamage xd_area xd_mem alphacut alphafrac
+alpharemove noalpharemove alphablend noalphablend
+xwarppointer xwarp noxwarppointer noxwarp buttonmap
+dragging nodragging wireframe_mode wireframe wf
+nowireframe nowf wirecopyrect wcr nowirecopyrect nowcr
+scr_area scr_skip scr_inc scr_keys scr_term scr_parms
scrollcopyrect scr noscrollcopyrect noscr pointer_mode
pm input_skip input client_input speeds debug_pointer dp
nodebug_pointer nodp debug_keyboard dk nodebug_keyboard
-nodk deferupdate defer wait readtimeout nap nonap
-sb screen_blank fs gaps grow fuzz snapfb nosnapfb
-rawfb progressive rfbport http nohttp httpport
-httpdir enablehttpproxy noenablehttpproxy alwaysshared
-noalwaysshared nevershared noalwaysshared dontdisconnect
-nodontdisconnect desktop debug_xevents nodebug_xevents
-debug_xevents debug_xdamage nodebug_xdamage
-debug_xdamage debug_wireframe nodebug_wireframe
-debug_wireframe debug_scroll nodebug_scroll debug_scroll
-debug_tiles dbt nodebug_tiles nodbt debug_tiles dbg
-nodbg noremote
+nodk deferupdate defer wait_ui wait_bog nowait_bog wait
+readtimeout nap nonap sb screen_blank fs gaps grow fuzz
+snapfb nosnapfb rawfb progressive rfbport http nohttp
+httpport httpdir enablehttpproxy noenablehttpproxy
+alwaysshared noalwaysshared nevershared noalwaysshared
+dontdisconnect nodontdisconnect desktop debug_xevents
+nodebug_xevents debug_xevents debug_xdamage
+nodebug_xdamage debug_xdamage debug_wireframe
+nodebug_wireframe debug_wireframe debug_scroll
+nodebug_scroll debug_scroll debug_tiles dbt
+nodebug_tiles nodbt debug_tiles dbg nodbg noremote
.IP
aro= display vncdisplay desktopname http_url auth
users rootshift clipshift scale_str scaled_x scaled_y
diff --git a/x11vnc/x11vnc.c b/x11vnc/x11vnc.c
index c991dda..a05b911 100644
--- a/x11vnc/x11vnc.c
+++ b/x11vnc/x11vnc.c
@@ -170,8 +170,11 @@
*
* -DWIREFRAME=0 to have -nowireframe as the default.
* -DWIREFRAME_COPYRECT=0 to have -nowirecopyrect as the default.
+ * -DWIREFRAME_PARMS=... set default -wirecopyrect parameters.
* -DSCROLL_COPYRECT=0 to have -noscrollcopyrect as the default.
+ * -DSCROLL_COPYRECT_PARMS=... set default -scrollcopyrect parameters.
* -DXDAMAGE=0 to have -noxdamage as the default.
+ * -DSKIDPUPS=0 to have -noskip_dups as the default.
*
* -DPOINTER_MODE_DEFAULT={0,1,2,3,4} set default -pointer_mode.
* -DBOLDLY_CLOSE_DISPLAY=0 to not close X DISPLAY under -rawfb.
@@ -339,6 +342,7 @@ int xrandr_base_event_type = 0;
int xfixes_present = 0;
int use_xfixes = 1;
int got_xfixes_cursor_notify = 0;
+int cursor_changes = 0;
int alpha_threshold = 240;
double alpha_frac = 0.33;
int alpha_remove = 0;
@@ -364,10 +368,11 @@ int xdamage_base_event_type = 0;
int xdamage_max_area = 20000; /* pixels */
double xdamage_memory = 1.0; /* in units of NSCAN */
int xdamage_tile_count, xdamage_direct_count;
-
+double xdamage_scheduled_mark = 0.0;
+sraRegionPtr xdamage_scheduled_mark_region = NULL;
/* date +'lastmod: %Y-%m-%d' */
-char lastmod[] = "0.7.2 lastmod: 2005-05-14";
+char lastmod[] = "0.7.2 lastmod: 2005-05-17";
int hack_val = 0;
/* X display info */
@@ -590,6 +595,8 @@ void initialize_xdamage(void);
int valid_window(Window, XWindowAttributes *, int);
void create_xdamage_if_needed(void);
void destroy_xdamage_if_needed(void);
+void mark_for_xdamage(int, int, int, int);
+void mark_region_for_xdamage(sraRegionPtr);
void initialize_xrandr(void);
XImage *initialize_xdisplay_fb(void);
@@ -630,6 +637,7 @@ void parse_scroll_copyrect(void);
void set_wirecopyrect_mode(char *);
void set_scrollcopyrect_mode(char *);
void initialize_scroll_matches(void);
+void initialize_scroll_term(void);
void initialize_scroll_keys(void);
int try_copyrect(Window, int, int, int, int, int, int, int *, sraRegionPtr,
double);
@@ -643,7 +651,10 @@ int near_scrollbar_edge(int, int, int, int, int, int);
void read_vnc_connect_prop(void);
void set_vnc_connect_prop(char *);
void fb_push(void);
-void fb_push_wait(double);
+#define FB_COPY 0x1
+#define FB_MOD 0x2
+#define FB_REQ 0x4
+void fb_push_wait(double, int);
char *process_remote_cmd(char *, int);
void rfbPE(long);
void rfbCFD(long);
@@ -652,7 +663,7 @@ void set_colormap(int);
void set_offset(void);
void set_rfb_cursor(int);
void set_visual(char *vstring);
-void set_cursor(int, int, int);
+int set_cursor(int, int, int);
void setup_cursors(void);
void setup_cursors_and_push(void);
void first_cursor(void);
@@ -671,7 +682,7 @@ void get_client_regions(int *, int *, int *, int *);
void shm_clean(XShmSegmentInfo *, XImage *);
void shm_delete(XShmSegmentInfo *);
-void check_x11_pointer(void);
+int check_x11_pointer(void);
void check_bell_event(void);
void check_xevents(void);
char *this_host(void);
@@ -942,6 +953,12 @@ char *scroll_skip_str0 =
"##Soffice.bin" /* big problems, no clips, scrolls outside area */
;
+char **scroll_term = NULL;
+char *scroll_term_str = NULL;
+char *scroll_term_str0 =
+ "term"
+;
+
#ifndef NOREPEAT
#define NOREPEAT 1
#endif
@@ -982,6 +999,8 @@ int flip_byte_order = 0; /* sometimes needed when using_shm = 0 */
* poll times of 10-35ms, so maybe this value cuts the idle load by 2 or so.
*/
int waitms = 30;
+double wait_ui = 2.0;
+int wait_bog = 1;
int defer_update = 30; /* deferUpdateTime ms to wait before sends. */
int screen_blank = 60; /* number of seconds of no activity to throttle */
@@ -1075,9 +1094,22 @@ struct timeval _mysleep;
* avoid XIO crashes.
*/
MUTEX(x11Mutex);
+#define X_INIT INIT_MUTEX(x11Mutex)
+#if 1
#define X_LOCK LOCK(x11Mutex)
#define X_UNLOCK UNLOCK(x11Mutex)
-#define X_INIT INIT_MUTEX(x11Mutex)
+#else
+int hxl = 0;
+#define X_LOCK fprintf(stderr, "*** X_LOCK**[%05d] %d%s\n", \
+ __LINE__, hxl, hxl ? " BAD-PRE-LOCK":""); LOCK(x11Mutex); hxl = 1;
+#define X_UNLOCK fprintf(stderr, " x_unlock[%05d] %d%s\n", \
+ __LINE__, hxl, !hxl ? " BAD-PRE-UNLOCK":""); UNLOCK(x11Mutex); hxl = 0;
+#endif
+
+MUTEX(scrollMutex);
+#define SCR_LOCK if (use_threads) {LOCK(scrollMutex);}
+#define SCR_UNLOCK if (use_threads) {UNLOCK(scrollMutex);}
+#define SCR_INIT INIT_MUTEX(scrollMutex)
/* -- util.c -- */
@@ -1256,6 +1288,20 @@ int pick_windowid(unsigned long *num) {
return ok;
}
+Window query_pointer(Window start) {
+ Window r, c;
+ int rx, ry, wx, wy;
+ unsigned int mask;
+ if (start == None) {
+ start = rootwin;
+ }
+ if (XQueryPointer(dpy, start, &r, &c, &rx, &ry, &wx, &wy, &mask)) {
+ return c;
+ } else {
+ return None;
+ }
+}
+
char *bitprint(unsigned int st, int nbits) {
static char str[33];
int i, mask;
@@ -2835,12 +2881,18 @@ int xrecord_set_by_mouse = 0;
Window xrecord_focus_window = None;
Window xrecord_wm_window = None;
Window xrecord_ptr_window = None;
+KeySym xrecord_keysym = NoSymbol;
+#define NAMEINFO 2048
+char xrecord_name_info[NAMEINFO];
void initialize_xrecord(void) {
use_xrecord = 0;
if (! xrecord_present) {
return;
}
+ if (nofb) {
+ return;
+ }
#if LIBVNCSERVER_HAVE_RECORD
rr_CA = XRecordAllocRange();
rr_CW = XRecordAllocRange();
@@ -2903,9 +2955,40 @@ int xrecord_skip_keysym(rfbKeySym keysym) {
return 0;
} else if (ok == 0) {
return 1;
- } else if (IsModifierKey(sym)) {
+ }
+
+ /* apply various heuristics: */
+
+ if (IsModifierKey(sym)) {
+ /* Shift, Control, etc, usu. generate no scrolls */
return 1;
}
+ if (sym == XK_space && scroll_term) {
+ /* space in a terminal is usu. full page... */
+ Window win;
+ static Window prev_top = None;
+ int size = 256;
+ static char name[256];
+
+ X_LOCK;
+ win = query_pointer(rootwin);
+ X_UNLOCK;
+ if (win != None && win != rootwin) {
+ if (prev_top != None && win == prev_top) {
+ ; /* use cached result */
+ } else {
+ prev_top = win;
+ X_LOCK;
+ win = descend_pointer(6, win, name, size);
+ X_UNLOCK;
+ }
+ if (match_str_list(name, scroll_term)) {
+ return 1;
+ }
+ }
+ }
+
+ /* TBD use typing_rate() so */
return 0;
}
@@ -3813,7 +3896,7 @@ void shutdown_record_context(XRecordContext rc, int bequiet, int reopen) {
rfbLog("XRecordDisableContext(0x%lx) failed.\n", rc);
}
ret2 = XRecordFreeContext(rdpy_ctrl, rc_scroll);
- if (!ret2 && ! bequiet && !quiet) {
+ if (!ret2 && !bequiet && !quiet) {
rfbLog("XRecordFreeContext(0x%lx) failed.\n", rc);
}
XFlush(rdpy_ctrl);
@@ -3871,19 +3954,27 @@ XErrorEvent *trapped_record_xerror_event;
}
void xrecord_watch(int start, int setby) {
- Window focus, wm, r, c, clast;
+ Window focus, wm, c, clast;
static double create_time = 0.0;
double dnow;
static double last_error = 0.0;
- int rx, ry, wx, wy;
- unsigned int m;
int rc, db = debug_scroll;
int do_shutdown = 0;
int reopen_dpys = 1;
- char name_info[2048];
XErrorHandler old_handler = NULL;
static Window last_win = None, last_result = None;
+ if (nofb) {
+ xrecording = 0;
+ return;
+ }
+ if (use_threads) {
+ /* XXX not working */
+ use_xrecord = 0;
+ xrecording = 0;
+ return;
+ }
+
dtime0(&dnow);
if (dnow < last_error + 0.5) {
return;
@@ -3891,22 +3982,25 @@ void xrecord_watch(int start, int setby) {
#if LIBVNCSERVER_HAVE_RECORD
if (! start) {
- int shut_reopen = 2;
+ int shut_reopen = 2, shut_time = 25;
if (db) fprintf(stderr, "XRECORD OFF: %d/%d %.4f\n", xrecording, setby, dnow - x11vnc_start);
xrecording = 0;
if (! rc_scroll) {
xrecord_focus_window = None;
xrecord_wm_window = None;
xrecord_ptr_window = None;
+ xrecord_keysym = NoSymbol;
rcs_scroll = 0;
return;
}
- if (! do_shutdown && dnow > create_time + 45) {
+ if (! do_shutdown && dnow > create_time + shut_time) {
/* XXX unstable if we keep a RECORD going forever */
do_shutdown = 1;
shut_reopen = 1;
}
+
+ SCR_LOCK;
if (do_shutdown) {
if (db > 1) fprintf(stderr, "=== shutdown-scroll 0x%lx\n", rc_scroll);
@@ -3948,15 +4042,18 @@ if (db > 1) fprintf(stderr, "=== disab-scroll 0x%lx 0x%lx\n", rc_scroll, rcs_scr
shutdown_record_context(rc_scroll,
0, reopen_dpys);
- if (! use_xrecord) return;
last_error = dnow;
rc_scroll = 0;
+
+ if (! use_xrecord) return;
}
XSetErrorHandler(old_handler);
X_UNLOCK;
}
}
+
+ SCR_UNLOCK;
/*
* XXX if we do a XFlush(rdpy_ctrl) here we get:
*
@@ -3975,6 +4072,7 @@ if (db > 1) fprintf(stderr, "=== disab-scroll 0x%lx 0x%lx\n", rc_scroll, rcs_scr
xrecord_focus_window = None;
xrecord_wm_window = None;
xrecord_ptr_window = None;
+ xrecord_keysym = NoSymbol;
rcs_scroll = 0;
return;
}
@@ -3998,6 +4096,7 @@ if (db) fprintf(stderr, "XRECORD ON: %d/%d %.4f\n", xrecording, setby, dnow -
xrecord_focus_window = None;
xrecord_wm_window = None;
xrecord_ptr_window = None;
+ xrecord_keysym = NoSymbol;
xrecord_set_by_keys = 0;
xrecord_set_by_mouse = 0;
@@ -4007,6 +4106,7 @@ if (db) fprintf(stderr, "XRECORD ON: %d/%d %.4f\n", xrecording, setby, dnow -
wm = None;
X_LOCK;
+ SCR_LOCK;
#if 0
/*
* xrecord_focus_window / focus not currently used... save a
@@ -4020,7 +4120,7 @@ if (db) fprintf(stderr, "XRECORD ON: %d/%d %.4f\n", xrecording, setby, dnow -
XGetInputFocus(dpy, &focus, &i);
#endif
- XQueryPointer(dpy, rootwin, &r, &wm, &rx, &ry, &wx, &wy, &m);
+ wm = query_pointer(rootwin);
if (wm) {
c = wm;
} else {
@@ -4033,15 +4133,16 @@ if (db) fprintf(stderr, "XRECORD ON: %d/%d %.4f\n", xrecording, setby, dnow -
clast = last_result;
} else if (scroll_good_all == NULL && scroll_skip_all == NULL) {
/* more efficient if name info not needed. */
+ xrecord_name_info[0] = '\0';
clast = descend_pointer(6, c, NULL, 0);
} else {
char *nm;
int matched_good = 0, matched_skip = 0;
- clast = descend_pointer(6, c, name_info, 2048);
-if (db) fprintf(stderr, "name_info: %s\n", name_info);
+ clast = descend_pointer(6, c, xrecord_name_info, NAMEINFO);
+if (db) fprintf(stderr, "name_info: %s\n", xrecord_name_info);
- nm = name_info;
+ nm = xrecord_name_info;
if (scroll_good_all) {
matched_good += match_str_list(nm, scroll_good_all);
@@ -4075,6 +4176,7 @@ if (db) fprintf(stderr, "name_info: %s\n", name_info);
if (!clast || clast == rootwin) {
if (db) fprintf(stderr, "--- xrecord_watch: SKIP.\n");
X_UNLOCK;
+ SCR_UNLOCK;
return;
}
@@ -4090,6 +4192,7 @@ if (db) fprintf(stderr, "--- xrecord_watch: SKIP.\n");
trapped_record_xerror = 0;
old_handler = XSetErrorHandler(trap_record_xerror);
+
if (! rc_scroll) {
/* do_shutdown case or first time in */
rcs_scroll = (XRecordClientSpec) clast;
@@ -4141,6 +4244,7 @@ if (db) fprintf(stderr, "rc_scroll: 0x%lx\n", rc_scroll);
if (! rc_scroll) {
XSetErrorHandler(old_handler);
X_UNLOCK;
+ SCR_UNLOCK;
use_xrecord = 0;
rfbLog("failed to create X RECORD context rc_scroll.\n");
rfbLog(" switching to -noscrollcopyrect mode.\n");
@@ -4154,6 +4258,7 @@ if (db) fprintf(stderr, "rc_scroll: 0x%lx\n", rc_scroll);
XSetErrorHandler(old_handler);
X_UNLOCK;
+ SCR_UNLOCK;
return;
}
@@ -4200,6 +4305,7 @@ if (db) fprintf(stderr, "rc_scroll: 0x%lx\n", rc_scroll);
XFlush(rdpy_data);
X_UNLOCK;
+ SCR_UNLOCK;
#endif
}
@@ -4594,7 +4700,7 @@ int wait_until_mapped(Window win) {
int get_window_size(Window win, int *x, int *y) {
XWindowAttributes attr;
/* valid_window? */
- if (XGetWindowAttributes(dpy, win, &attr)) {
+ if (valid_window(win, &attr, 1)) {
*x = attr.width;
*y = attr.height;
return 1;
@@ -5000,6 +5106,9 @@ static void client_gone(rfbClientPtr client) {
client_count--;
if (client_count < 0) client_count = 0;
+ speeds_net_rate_measured = 0;
+ speeds_net_latency_measured = 0;
+
rfbLog("client_count: %d\n", client_count);
if (no_autorepeat && client_count == 0) {
@@ -6059,6 +6168,11 @@ enum rfbNewClientAction new_client(rfbClientPtr client) {
cd->login_viewonly = -1;
client->clientGoneHook = client_gone;
+
+ if (client_count) {
+ speeds_net_rate_measured = 0;
+ speeds_net_latency_measured = 0;
+ }
client_count++;
last_keyboard_input = last_pointer_input = time(0);
@@ -8348,6 +8462,58 @@ typedef struct keyevent {
rfbBool down;
double time;
} keyevent_t;
+
+#define KEY_HIST 256
+int key_history_idx = -1;
+keyevent_t key_history[KEY_HIST];
+
+double typing_rate(double time_window, int *repeating) {
+ double dt = 1.0, now = dnow();
+ KeySym key = NoSymbol;
+ int i, idx, cnt = 0, diff_keys = 0;
+
+ if (key_history_idx == -1) {
+ if (repeating) {
+ *repeating = 0;
+ }
+ return 0.0;
+ }
+ if (time_window > 0.0) {
+ dt = time_window;
+ }
+ for (i=0; i<KEY_HIST; i++) {
+ idx = key_history_idx - i;
+ if (idx < 0) {
+ idx += KEY_HIST;
+ }
+ if (! key_history[idx].down) {
+ continue;
+ }
+ if (now > key_history[idx].time + dt) {
+ break;
+ }
+ cnt++;
+ if (key != NoSymbol && key != key_history[idx].sym) {
+ diff_keys++;
+ }
+ key = key_history[idx].sym;
+ }
+
+ if (repeating) {
+ if (! diff_keys && cnt > 4) {
+ *repeating = 1;
+ } else {
+ *repeating = 0;
+ }
+ }
+
+ /*
+ * n.b. keyrate could seem very high with libvncserver buffering them
+ * so avoid using small dt.
+ */
+ return ((double) cnt)/dt;
+}
+
/*
* key event handler. See the above functions for contortions for
* running under -modtweak.
@@ -8356,7 +8522,7 @@ static rfbClientPtr last_keyboard_client = NULL;
void keyboard(rfbBool down, rfbKeySym keysym, rfbClientPtr client) {
KeyCode k;
- int isbutton = 0;
+ int idx, isbutton = 0;
allowed_input_t input;
time_t now = time(0);
double dnow;
@@ -8388,6 +8554,22 @@ void keyboard(rfbBool down, rfbKeySym keysym, rfbClientPtr client) {
last_keysym = keysym;
last_keyboard_time = dnow;
+ if (key_history_idx == -1) {
+ for (idx=0; idx<KEY_HIST; idx++) {
+ key_history[idx].sym = NoSymbol;
+ key_history[idx].down = FALSE;
+ key_history[idx].time = 0.0;
+ }
+ }
+ idx = ++key_history_idx;
+ if (key_history_idx >= KEY_HIST) {
+ key_history_idx = 0;
+ idx = 0;
+ }
+ key_history[idx].sym = keysym;
+ key_history[idx].down = down;
+ key_history[idx].time = dnow;
+
if (0 && max_scroll_keyrate) {
/* XXX not working... */
static int hlen = 256, hidx = 0;
@@ -8522,6 +8704,7 @@ if (0) fprintf(stderr, "key_dt: %.4f %d %d %.4f\n", key_dt, history[idx].sym,
snapshot_stack_list(0, 0.25);
xrecord_watch(1, SCR_KEY);
xrecord_set_by_keys = 1;
+ xrecord_keysym = keysym;
} else {
if (debug_scroll) {
char *str = XKeysymToString(keysym);
@@ -8844,8 +9027,8 @@ void initialize_pointer_map(char *pointer_remap) {
* to the X server.
*/
void snapshot_stack_list(int free_only, double allowed_age) {
- static double last_snap = 0.0, last_sync = 0.0, last_free = 0.0;
- double now, xsync_max = 0.25;
+ static double last_snap = 0.0, last_free = 0.0;
+ double now;
int num, rc, i;
Window r, w;
Window *list;
@@ -8858,6 +9041,7 @@ void snapshot_stack_list(int free_only, double allowed_age) {
dtime0(&now);
if (free_only) {
+ /* we really don't free it, just reset to zero windows */
stack_list_num = 0;
last_free = now;
return;
@@ -8871,17 +9055,13 @@ void snapshot_stack_list(int free_only, double allowed_age) {
last_free = now;
X_LOCK;
- if (0 && now > last_sync + xsync_max) {
- XSync(dpy, False);
- last_sync = now;
- }
rc = XQueryTree(dpy, rootwin, &r, &w, &list, &num);
- X_UNLOCK;
if (! rc) {
stack_list_num = 0;
last_free = now;
last_snap = 0.0;
+ X_UNLOCK;
return;
}
@@ -8900,7 +9080,6 @@ void snapshot_stack_list(int free_only, double allowed_age) {
}
stack_list_num = num;
- X_LOCK;
XFree(list);
X_UNLOCK;
}
@@ -8948,6 +9127,7 @@ if (0) fprintf(stderr, "update_stack_list[%d]: %.4f %.4f\n", stack_list_num, no
* Send a pointer position event to the X server.
*/
static void update_x11_pointer_position(int x, int y) {
+ int rc;
if (raw_fb && ! dpy) return; /* raw_fb hack */
@@ -8972,7 +9152,8 @@ static void update_x11_pointer_position(int x, int y) {
cursor_position(x, y);
/* change the cursor shape if necessary */
- set_cursor(x, y, get_which_cursor());
+ rc = set_cursor(x, y, get_which_cursor());
+ cursor_changes += rc;
last_event = last_input = last_pointer_input = time(0);
}
@@ -9051,6 +9232,8 @@ static void update_x11_pointer_mask(int mask) {
if (scaling && ! got_scrollcopyrect) {
xr_mouse = 0;
+ } else if (nofb) {
+ xr_mouse = 0;
} else if (!strcmp(scroll_copyrect, "never")) {
xr_mouse = 0;
} else if (!strcmp(scroll_copyrect, "keys")) {
@@ -9802,6 +9985,7 @@ void initialize_xrandr(void) {
#if LIBVNCSERVER_HAVE_LIBXRANDR
Rotation rot;
+ X_LOCK;
xrandr_width = XDisplayWidth(dpy, scr);
xrandr_height = XDisplayHeight(dpy, scr);
XRRRotations(dpy, scr, &rot);
@@ -9811,6 +9995,7 @@ void initialize_xrandr(void) {
} else {
XRRSelectInput(dpy, rootwin, 0);
}
+ X_UNLOCK;
#endif
} else if (xrandr) {
rfbLog("-xrandr mode specified, but no RANDR support on\n");
@@ -13198,6 +13383,23 @@ char *process_remote_cmd(char *cmd, int stringonly) {
rfbLog("remote_cmd: changed -scr_keys to: %s\n",
scroll_key_list_str);
initialize_scroll_keys();
+ } else if (strstr(p, "scr_term") == p) {
+ char *s = scroll_term_str;
+ if (!s || *s == '\0') s = scroll_term_str0;
+ COLON_CHECK("scr_term:")
+ if (query) {
+ snprintf(buf, bufn, "ans=%s%s%s", p, co, NONUL(s));
+ goto qry;
+ }
+ p += strlen("scr_term:");
+ if (scroll_term_str) {
+ free(scroll_term_str);
+ }
+
+ scroll_term_str = strdup(p);
+ rfbLog("remote_cmd: changed -scr_term to: %s\n",
+ scroll_term_str);
+ initialize_scroll_term();
} else if (strstr(p, "scr_parms") == p) {
COLON_CHECK("scr_parms:")
@@ -13404,6 +13606,35 @@ char *process_remote_cmd(char *cmd, int stringonly) {
/* XXX not part of API? */
screen->deferUpdateTime = d;
+ } else if (strstr(p, "wait_ui") == p) {
+ double w;
+ COLON_CHECK("wait_ui:")
+ if (query) {
+ snprintf(buf, bufn, "ans=%s%s%.2f", p, co, wait_ui);
+ goto qry;
+ }
+ p += strlen("wait_ui:");
+ w = atof(p);
+ if (w <= 0) w = 1.0;
+ rfbLog("remote_cmd: setting wait_ui factor %.2f -> %.2f\n",
+ wait_ui, w);
+ wait_ui = w;
+
+ } else if (!strcmp(p, "wait_bog")) {
+ if (query) {
+ snprintf(buf, bufn, "ans=%s%s%d", p, co, wait_bog);
+ goto qry;
+ }
+ wait_bog = 1;
+ rfbLog("remote_cmd: setting wait_bog to %d\n", wait_bog);
+ } else if (!strcmp(p, "nowait_bog")) {
+ if (query) {
+ snprintf(buf, bufn, "ans=%s%s%d", p, co, !wait_bog);
+ goto qry;
+ }
+ wait_bog = 0;
+ rfbLog("remote_cmd: setting wait_bog to %d\n", wait_bog);
+
} else if (strstr(p, "wait") == p) {
int w;
COLON_CHECK("wait:")
@@ -14253,6 +14484,7 @@ void clear_xdamage_mark_region(sraRegionPtr markregion, int flush) {
#if LIBVNCSERVER_HAVE_LIBXDAMAGE
XEvent ev;
sraRegionPtr tmpregion;
+ int count = 0;
if (! xdamage_present || ! use_xdamage) {
return;
@@ -14269,12 +14501,16 @@ void clear_xdamage_mark_region(sraRegionPtr markregion, int flush) {
XFlush(dpy);
}
while (XCheckTypedEvent(dpy, xdamage_base_event_type+XDamageNotify, &ev)) {
- ;
+ count++;
}
/* clear the whole damage region */
XDamageSubtract(dpy, xdamage, None, None);
X_UNLOCK;
+ if (debug_tiles || debug_xdamage) {
+ fprintf(stderr, "clear_xdamage_mark_region: %d\n", count);
+ }
+
if (! markregion) {
/* NULL means mark the whole display */
tmpregion = sraRgnCreateRect(0, 0, dpy_x, dpy_y);
@@ -14298,7 +14534,7 @@ int collect_xdamage(int scancnt, int call) {
time_t now;
int x, y, w, h, x2, y2;
int i, dup, next, dup_max = 0;
-#define DUPSZ 16
+#define DUPSZ 32
int dup_x[DUPSZ], dup_y[DUPSZ], dup_w[DUPSZ], dup_h[DUPSZ];
double tm, dt;
@@ -14397,12 +14633,12 @@ if (0) XEventsQueued(dpy, QueuedAfterFlush);
x2 = x + w; /* upper point */
x = nfix(x, dpy_x); /* place both in fb area */
- x2 = nfix(x2, dpy_x);
+ x2 = nfix(x2, dpy_x+1);
w = x2 - x; /* recompute w */
y2 = y + h;
y = nfix(y, dpy_y);
- y2 = nfix(y2, dpy_y);
+ y2 = nfix(y2, dpy_y+1);
h = y2 - y;
if (w <= 0 || h <= 0) {
@@ -14479,6 +14715,7 @@ int xdamage_hint_skip(int y) {
}
if (! scanline) {
+ /* keep it around to avoid malloc etc, recreate */
scanline = sraRgnCreate();
}
@@ -14588,6 +14825,18 @@ void check_xdamage_state(void) {
*/
if (client_count && use_xdamage) {
create_xdamage_if_needed();
+ if (xdamage_scheduled_mark > 0.0 && dnow() >
+ xdamage_scheduled_mark) {
+ if (xdamage_scheduled_mark_region) {
+ mark_region_for_xdamage(
+ xdamage_scheduled_mark_region);
+ sraRgnDestroy(xdamage_scheduled_mark_region);
+ xdamage_scheduled_mark_region = NULL;
+ } else {
+ mark_for_xdamage(0, 0, dpy_x, dpy_y);
+ }
+ xdamage_scheduled_mark = 0.0;
+ }
} else {
destroy_xdamage_if_needed();
}
@@ -15388,6 +15637,7 @@ void tree_descend_cursor(int *depth, Window *w, win_str_info_t *winfo) {
if ( XTestCompareCurrentCursorWithWindow_wr(dpy, c) ) {
break;
}
+ /* TBD: query_pointer() */
XQueryPointer(dpy, c, &r, &c, &rx, &ry, &wx, &wy, &mask);
}
@@ -15451,12 +15701,14 @@ void tree_descend_cursor(int *depth, Window *w, win_str_info_t *winfo) {
void initialize_xfixes(void) {
#if LIBVNCSERVER_HAVE_LIBXFIXES
if (xfixes_present) {
+ X_LOCK;
if (use_xfixes) {
XFixesSelectCursorInput(dpy, rootwin,
XFixesDisplayCursorNotifyMask);
} else {
XFixesSelectCursorInput(dpy, rootwin, 0);
}
+ X_UNLOCK;
}
#endif
}
@@ -16194,29 +16446,34 @@ void set_no_cursor(void) {
set_rfb_cursor(CURS_EMPTY);
}
-void set_cursor(int x, int y, int which) {
+int set_cursor(int x, int y, int which) {
static int last = -1;
+ int changed_cursor = 0;
+
if (which < 0) {
which = last;
}
if (last < 0 || which != last) {
set_rfb_cursor(which);
+ changed_cursor = 1;
}
last = which;
+
+ return changed_cursor;
}
/*
* routine called periodically to update cursor aspects, this catches
* warps and cursor shape changes.
*/
-void check_x11_pointer(void) {
+int check_x11_pointer(void) {
Window root_w, child_w;
rfbBool ret;
int root_x, root_y, win_x, win_y;
int x, y;
unsigned int mask;
- if (raw_fb && ! dpy) return; /* raw_fb hack */
+ if (raw_fb && ! dpy) return 0; /* raw_fb hack */
X_LOCK;
ret = XQueryPointer(dpy, rootwin, &root_w, &child_w, &root_x, &root_y,
@@ -16224,7 +16481,7 @@ void check_x11_pointer(void) {
X_UNLOCK;
if (! ret) {
- return;
+ return 0;
}
if (debug_pointer) {
static int last_x = -1, last_y = -1;
@@ -16244,7 +16501,7 @@ void check_x11_pointer(void) {
cursor_position(x, y);
/* change the cursor shape if necessary */
- set_cursor(x, y, get_which_cursor());
+ return set_cursor(x, y, get_which_cursor());
}
/* -- screen.c -- */
@@ -16313,14 +16570,12 @@ void set_colormap(int reset) {
if (flash_cmap && ! first) {
XWindowAttributes attr;
- Window r, c;
- int rx, ry, wx, wy, tries = 0;
- unsigned int m;
+ Window c;
+ int tries = 0;
c = window;
while (c && tries++ < 16) {
- /* XXX XQueryTree somehow? */
- XQueryPointer(dpy, c, &r, &c, &rx, &ry, &wx, &wy, &m);
+ c = query_pointer(c);
if (valid_window(c, &attr, 0)) {
if (attr.colormap && attr.map_installed) {
cmap = attr.colormap;
@@ -16524,6 +16779,8 @@ void set_visual(char *str) {
void set_nofb_params(void) {
use_xfixes = 0;
use_xdamage = 0;
+ use_xrecord = 0;
+ wireframe = 0;
use_solid_bg = 0;
overlay = 0;
@@ -16544,6 +16801,7 @@ void set_nofb_params(void) {
if (! quiet) {
rfbLog("disabling: xfixes, xdamage, solid, overlay, shm,\n");
+ rfbLog(" wireframe, scrollcopyrect,\n");
rfbLog(" noonetile, nap, cursor, %scursorshape\n",
got_cursorpos ? "" : "cursorpos, " );
rfbLog(" in -nofb mode.\n");
@@ -16979,6 +17237,7 @@ XImage *initialize_raw_fb(void) {
if (sscanf(str, "shm:%d", &shmid) == 1) {
/* shm:N */
+#if LIBVNCSERVER_HAVE_XSHM
raw_fb_addr = (char *) shmat(shmid, 0, SHM_RDONLY);
if (! raw_fb_addr) {
rfbLog("failed to attach to shm: %d, %s\n", shmid, str);
@@ -16988,7 +17247,11 @@ XImage *initialize_raw_fb(void) {
raw_fb_shm = 1;
rfbLog("rawfb: shm: %d W: %d H: %d B: %d addr: %p\n",
shmid, w, h, b, raw_fb_addr);
-
+#else
+ rfbLog("x11vnc was compiled without shm support.\n");
+ rfbLogPerror("shmat");
+ clean_up_exit(1);
+#endif
} else if (strstr(str, "map:") == str || strstr(str, "mmap:") == str
|| strstr(str, "file:") == str) {
/* map:/path/... or file:/path */
@@ -18666,8 +18929,8 @@ void initialize_blackouts(char *list) {
y = nfix(y, dpy_y);
X = x + w;
Y = y + h;
- X = nfix(X, dpy_x);
- Y = nfix(Y, dpy_y);
+ X = nfix(X, dpy_x+1);
+ Y = nfix(Y, dpy_y+1);
if (x > X) {
t = X; X = x; x = t;
}
@@ -20447,10 +20710,15 @@ static int copy_tiles(int tx, int ty, int nt) {
if (nt == 1) {
/*
* optimization for tall skinny lines, e.g. wm
- * frame. try to find first_x and last_x
- * we like to think the above memcpy leaves the
- * data we use below in the cache... (but it
- * could be two 128 byte segments at 32bpp)
+ * frame. try to find first_x and last_x to limit
+ * the size of the hint. could help for a slow
+ * link. Unfortunately we spent a lot of time
+ * reading in the many tiles.
+ *
+ * BTW, we like to think the above memcpy leaves
+ * the data we use below in the cache... (but
+ * it could be two 128 byte segments at 32bpp)
+ * so this inner loop is not as bad as it seems.
*/
int k, kx;
kx = pixelsize;
@@ -20612,6 +20880,10 @@ static int copy_all_tile_runs(void) {
}
}
}
+ /*
+ * Could some activity go here, to emulate threaded
+ * behavior by servicing some libvncserver tasks?
+ */
}
return diffs;
}
@@ -21314,6 +21586,7 @@ int scan_for_updates(int count_only) {
set_colormap(0);
}
if (use_xdamage) {
+ /* first pass collecting DAMAGE events: */
collect_xdamage(scan_count, 0);
}
}
@@ -21333,7 +21606,9 @@ int scan_for_updates(int count_only) {
/*
* we do the XDAMAGE here too since after scan_display()
* there is a better chance we have received the events from
- * the server.
+ * the X server (otherwise the DAMAGE events will be processed
+ * in the *next* call, usually too late and wasteful since
+ * the unchanged tiles are read in again).
*/
if (use_xdamage) {
collect_xdamage(scan_count, 1);
@@ -21869,24 +22144,23 @@ Window descend_pointer(int depth, Window start, char *name_info, int len) {
clast = c;
if (store && ! filled) {
char *name;
- if (XFetchName(dpy, clast, &name)) {
+ if (XFetchName(dpy, clast, &name) && name != NULL) {
int l = strlen(name);
if (written + l+2 < len) {
strcat(store, "^^");
written += 2;
strcat(store, name);
written += l;
- XFree(name);
} else {
filled = 1;
}
+ XFree(name);
}
}
if (store && classhint && ! filled) {
classhint->res_name = NULL;
classhint->res_class = NULL;
if (XGetClassHint(dpy, clast, classhint)) {
- char *p;
int l = 0;
if (classhint->res_class) {
l += strlen(classhint->res_class);
@@ -21896,21 +22170,25 @@ Window descend_pointer(int depth, Window start, char *name_info, int len) {
}
if (written + l+4 < len) {
strcat(store, "##");
- p = classhint->res_class;
- if (p) {
- strcat(store, p);
- XFree(p);
+ if (classhint->res_class) {
+ strcat(store,
+ classhint->res_class);
}
strcat(store, "++");
- p = classhint->res_name;
- if (p) {
- strcat(store, p);
- XFree(p);
+ if (classhint->res_name) {
+ strcat(store,
+ classhint->res_name);
}
written += l+4;
} else {
filled = 1;
}
+ if (classhint->res_class) {
+ XFree(classhint->res_class);
+ }
+ if (classhint->res_name) {
+ XFree(classhint->res_name);
+ }
}
}
if (! XQueryPointer(dpy, c, &r, &c, &rx, &ry, &wx, &wy, &m)) {
@@ -22489,6 +22767,31 @@ void initialize_scroll_matches(void) {
}
}
+void initialize_scroll_term(void) {
+ char *str;
+ int n;
+
+ destroy_str_list(scroll_term);
+ scroll_term = NULL;
+
+ if (scroll_term_str != NULL && *scroll_term_str != '\0') {
+ str = scroll_term_str;
+ } else {
+ str = scroll_term_str0;
+ }
+ if (!strcmp(str, "none")) {
+ return;
+ }
+ scroll_term = create_str_list(str);
+
+ n = 0;
+ while (scroll_term[n] != NULL) {
+ char *s = scroll_good_all[n++];
+ /* pull parameters out at some point */
+ s = NULL;
+ }
+}
+
typedef struct saveline {
int x0, y0, x1, y1;
int shift;
@@ -22758,8 +23061,8 @@ if (db) dtime0(&tm);
x1 = nfix(x1, dpy_x);
y1 = nfix(y1, dpy_y);
- x2 = nfix(x2, dpy_x);
- y2 = nfix(y2, dpy_y);
+ x2 = nfix(x2, dpy_x+1);
+ y2 = nfix(y2, dpy_y+1);
if (x1 == x2) {
return 1;
@@ -22875,7 +23178,6 @@ int do_bdpush(Window wm_win, int x0, int y0, int w0, int h0, int bdx,
int do_fb_push = 0;
int db = debug_scroll;
-
if (wm_win == last_wm_win) {
attr.x = last_x;
attr.y = last_y;
@@ -22959,6 +23261,119 @@ if (db > 1) fprintf(stderr, " BDP(%d,%d-%d,%d) dt: %.4f\n", tx1, ty1, tx2, ty2
return do_fb_push;
}
+int set_ypad(void) {
+ int ev, ev_tot = scr_ev_cnt;
+ static Window last_win = None;
+ static double last_time = 0.0;
+ static int y_accum = 0, last_sign = 0;
+ double now, cut = 0.1;
+ int dy_sum = 0, ys = 0, sign;
+ int font_size = 15;
+ int win_y, scr_y, loc_cut = 4*font_size, y_cut = 10*font_size;
+
+ if (!xrecord_set_by_keys || !xrecord_name_info) {
+ return 0;
+ }
+ if (xrecord_name_info[0] == '\0') {
+ return 0;
+ }
+ if (! ev_tot) {
+ return 0;
+ }
+ if (xrecord_keysym == NoSymbol) {
+ return 0;
+ }
+ if (!xrecord_scroll_keysym(xrecord_keysym)) {
+ return 0;
+ }
+ if (!scroll_term) {
+ return 0;
+ }
+ if (!match_str_list(xrecord_name_info, scroll_term)) {
+ return 0;
+ }
+
+ for (ev=0; ev < ev_tot; ev++) {
+ dy_sum += nabs(scr_ev[ev].dy);
+ if (scr_ev[ev].dy < 0) {
+ ys--;
+ } else if (scr_ev[ev].dy > 0) {
+ ys++;
+ } else {
+ ys = 0;
+ break;
+ }
+ if (scr_ev[ev].win != scr_ev[0].win) {
+ ys = 0;
+ break;
+ }
+ if (scr_ev[ev].dx != 0) {
+ ys = 0;
+ break;
+ }
+ }
+ if (ys != ev_tot && ys != -ev_tot) {
+ return 0;
+ }
+ if (ys < 0) {
+ sign = -1;
+ } else {
+ sign = 1;
+ }
+
+ if (sign > 0) {
+ /*
+ * this case is not as useful as scrolling near the
+ * bottom of a terminal. But there are problems for it too.
+ */
+ return 0;
+ }
+
+ win_y = scr_ev[0].win_y + scr_ev[0].win_h;
+ scr_y = scr_ev[0].y + scr_ev[0].h;
+ if (nabs(scr_y - win_y) > loc_cut) {
+ /* require it to be near the bottom. */
+ return 0;
+ }
+
+ now = dnow();
+
+ if (now < last_time + cut) {
+ int ok = 1;
+ if (last_win && scr_ev[0].win != last_win) {
+ ok = 0;
+ }
+ if (last_sign && sign != last_sign) {
+ ok = 0;
+ }
+ if (! ok) {
+ last_win = None;
+ last_sign = 0;
+ y_accum = 0;
+ last_time = 0.0;
+ return 0;
+ }
+ } else {
+ last_win = None;
+ last_sign = 0;
+ last_time = 0.0;
+ y_accum = 0;
+ }
+
+ y_accum += sign * dy_sum;
+
+ if (4 * nabs(y_accum) > scr_ev[0].h && y_cut) {
+ ; /* TBD */
+ }
+
+ last_sign = sign;
+ last_win = scr_ev[0].win;
+ last_time = now;
+
+ return y_accum;
+}
+
+
#define PUSH_TEST(n) \
if (n) { \
double dt = 0.0, tm; dtime0(&tm); \
@@ -22979,6 +23394,7 @@ int push_scr_ev(double max_age, int type, int bdpush, int bdx, int bdy,
int db = debug_scroll, rrate = get_read_rate();
sraRegionPtr backfill, whole, tmpregion, tmpregion2;
int link, latency, netrate;
+ int ypad = 0;
if (ev_tot == 0) {
return dret;
@@ -23005,6 +23421,10 @@ int push_scr_ev(double max_age, int type, int bdpush, int bdx, int bdy,
w0 = scr_ev[0].win_w;
h0 = scr_ev[0].win_h;
+ ypad = set_ypad();
+
+if (db) fprintf(stderr, "ypad: %d dy[0]: %d\n", ypad, scr_ev[0].dy);
+
for (ev=0; ev < ev_tot; ev++) {
x = scr_ev[ev].x;
@@ -23069,13 +23489,9 @@ if (db > 1) fprintf(stderr, "------------ got: %d x: %4d y: %3d"
frame = xrecord_wm_window;
}
if (! frame) {
- Window r;
- int rx, ry, wx, wy;
- unsigned int m;
- if (! XQueryPointer(dpy, rootwin, &r, &frame,
- &rx, &ry, &wx, &wy, &m)) {
- frame = None;
- }
+ X_LOCK;
+ frame = query_pointer(rootwin);
+ X_UNLOCK;
}
if (! frame) {
frame = win;
@@ -23121,6 +23537,21 @@ if (db > 1) fprintf(stderr, "------------ got: %d x: %4d y: %3d"
* ignore for now... probably will make some apps
* act very strangely.
*/
+if (ypad) {
+ if (ypad < 0) {
+ if (h > -ypad) {
+ h += ypad;
+ } else {
+ ypad = 0;
+ }
+ } else {
+ if (h > ypad) {
+ y += ypad;
+ } else {
+ ypad = 0;
+ }
+ }
+}
if (try_copyrect(frame, x, y, w, h, dx, dy, &obscured,
tmpregion, waittime)) {
@@ -23146,6 +23577,15 @@ if (0) fprintf(stderr, " try_copyrect dt: %.4f\n", dt);
sraRgnAnd(backfill, whole);
}
+if (ypad) {
+ if (ypad < 0) {
+ ny += ypad;
+ nh -= ypad;
+ } else {
+ ;
+ }
+}
+
tmpregion = sraRgnCreateRect(nx, ny, nx + nw, ny + nh);
sraRgnAnd(tmpregion, whole);
sraRgnOr(backfill, tmpregion);
@@ -23208,8 +23648,8 @@ if (db) fprintf(stderr, " EST_TOO_LARGE");
ty2 = rect.y2;
tx1 = nfix(tx1, dpy_x);
ty1 = nfix(ty1, dpy_y);
- tx2 = nfix(tx2, dpy_x);
- ty2 = nfix(ty2, dpy_y);
+ tx2 = nfix(tx2, dpy_x+1);
+ ty2 = nfix(ty2, dpy_y+1);
dtime(&tm);
if (db) fprintf(stderr, " DFC(%d,%d-%d,%d)", tx1, ty1, tx2, ty2);
@@ -23217,8 +23657,8 @@ if (db) fprintf(stderr, " DFC(%d,%d-%d,%d)", tx1, ty1, tx2, ty2);
do_fb_push++;
PUSH_TEST(0);
}
- dt = dtime(&tm);
sraRgnReleaseIterator(iter);
+ dt = dtime(&tm);
if (0) fprintf(stderr, " dfc---- dt: %.4f", dt);
}
@@ -23341,17 +23781,28 @@ if (debug_scroll > 1) fprintf(stderr, ">>>-rfbDoCopyRect req: %d mod: %d cpy: %d
sraRgnReleaseIterator(iter);
}
-void fb_push_wait(double max_wait) {
+void fb_push_wait(double max_wait, int flags) {
double tm, dt = 0.0;
int req, mod, cpy, ncli;
dtime0(&tm);
while (dt < max_wait) {
+ int done = 1;
rfbCFD(0);
get_client_regions(&req, &mod, &cpy, &ncli);
- if (! cpy) {
+ if (flags & FB_COPY && cpy) {
+ done = 0;
+ }
+ if (flags & FB_MOD && mod) {
+ done = 0;
+ }
+ if (flags & FB_REQ && req) {
+ done = 0;
+ }
+ if (done) {
break;
}
+
usleep(1000);
fb_push();
dt += dtime(&tm);
@@ -23516,14 +23967,45 @@ void mark_for_xdamage(int x, int y, int w, int h) {
tx1 = nfix(x, dpy_x);
ty1 = nfix(y, dpy_y);
- tx2 = nfix(x + w, dpy_x);
- ty2 = nfix(y + h, dpy_y);
+ tx2 = nfix(x + w, dpy_x+1);
+ ty2 = nfix(y + h, dpy_y+1);
tmpregion = sraRgnCreateRect(tx1, ty1, tx2, ty2);
add_region_xdamage(tmpregion);
sraRgnDestroy(tmpregion);
}
+void mark_region_for_xdamage(sraRegionPtr region) {
+ sraRectangleIterator *iter;
+ sraRect rect;
+ iter = sraRgnGetIterator(region);
+ while (sraRgnIteratorNext(iter, &rect)) {
+ int x1 = rect.x1;
+ int y1 = rect.y1;
+ int x2 = rect.x2;
+ int y2 = rect.y2;
+ mark_for_xdamage(x1, y1, x2 - x1, y2 - y1);
+ }
+ sraRgnReleaseIterator(iter);
+}
+
+void set_xdamage_mark(int x, int y, int w, int h) {
+ sraRegionPtr region;
+
+ mark_for_xdamage(x, y, w, h);
+
+ if (xdamage_scheduled_mark == 0.0) {
+ xdamage_scheduled_mark = dnow() + 2.0;
+ }
+
+ if (xdamage_scheduled_mark_region == NULL) {
+ xdamage_scheduled_mark_region = sraRgnCreate();
+ }
+ region = sraRgnCreateRect(x, y, x + w, y + w);
+ sraRgnOr(xdamage_scheduled_mark_region, region);
+ sraRgnDestroy(region);
+}
+
int check_xrecord_keys(void) {
static int last_wx, last_wy, last_ww, last_wh;
double spin = 0.0, tm, tnow;
@@ -23621,7 +24103,9 @@ if (db) fprintf(stderr, "check_xrecord: more keys: %.3f\n", spin);
flush2 = 1;
XFlush(dpy);
}
+ SCR_LOCK;
XRecordProcessReplies(rdpy_data);
+ SCR_UNLOCK;
X_UNLOCK;
if (spin >= max_spin * spin_fac) {
@@ -23659,7 +24143,7 @@ if (db) fprintf(stderr, "check_xrecord: SPIN-OUT: %.3f/%.3f\n", spin,
}
if ((got_one && ret < 2) || persist_count) {
- mark_for_xdamage(last_wx, last_wy, last_ww, last_wh);
+ set_xdamage_mark(last_wx, last_wy, last_ww, last_wh);
}
if (fail) {
@@ -23879,7 +24363,9 @@ if (db) fprintf(stderr, "check_xrecord: BUTTON_UP_SCROLL: %.3f\n", spin);
input++;
}
X_LOCK;
+ SCR_LOCK;
XRecordProcessReplies(rdpy_data);
+ SCR_UNLOCK;
X_UNLOCK;
if (! input) {
@@ -23941,12 +24427,12 @@ if (db) fprintf(stderr, "check_xrecord: BUTTON-UP-KEEP-GOING: %.3f/%.3f %d/%d %
last_y = cursor_y;
}
- if (fail) {
- scrollability(xrecord_ptr_window, SCR_FAIL);
+ if (got_one) {
+ set_xdamage_mark(last_wx, last_wy, last_ww, last_wh);
}
- if (got_one) {
- mark_for_xdamage(last_wx, last_wy, last_ww, last_wh);
+ if (fail) {
+ scrollability(xrecord_ptr_window, SCR_FAIL);
}
/* flush any remaining pointer events. */
@@ -24099,7 +24585,7 @@ int try_copyrect(Window frame, int x, int y, int w, int h, int dx, int dy,
get_client_regions(&req, &mod, &cpy, &ncli);
if (cpy) {
/* one is still pending... try to force it out: */
- fb_push_wait(max_wait);
+ fb_push_wait(max_wait, FB_COPY);
get_client_regions(&req, &mod, &cpy, &ncli);
}
@@ -24131,8 +24617,8 @@ int try_copyrect(Window frame, int x, int y, int w, int h, int dx, int dy,
/* send the whole thing... */
x1 = crfix(nfix(x, dpy_x), dx, dpy_x);
y1 = crfix(nfix(y, dpy_y), dy, dpy_y);
- x2 = crfix(nfix(x+w, dpy_x), dx, dpy_x);
- y2 = crfix(nfix(y+h, dpy_y), dy, dpy_y);
+ x2 = crfix(nfix(x+w, dpy_x+1), dx, dpy_x+1);
+ y2 = crfix(nfix(y+h, dpy_y+1), dy, dpy_y+1);
rect = sraRgnCreateRect(x1, y1, x2, y2);
do_copyregion(rect, dx, dy);
@@ -24155,8 +24641,8 @@ int try_copyrect(Window frame, int x, int y, int w, int h, int dx, int dy,
tx1 = nfix(orig_x, dpy_x);
ty1 = nfix(orig_y, dpy_y);
- tx2 = nfix(orig_x+w, dpy_x);
- ty2 = nfix(orig_y+h, dpy_y);
+ tx2 = nfix(orig_x+w, dpy_x+1);
+ ty2 = nfix(orig_y+h, dpy_y+1);
if (db2) fprintf(stderr, "moved_win: %4d %3d, %4d %3d 0x%lx ---\n",
tx1, ty1, tx2, ty2, frame);
@@ -24234,8 +24720,8 @@ saw_me = 1; fprintf(stderr, " ----------\n");
/* clip the window to the visible screen: */
tx1 = nfix(attr.x, dpy_x);
ty1 = nfix(attr.y, dpy_y);
- tx2 = nfix(attr.x + attr.width, dpy_x);
- ty2 = nfix(attr.y + attr.height, dpy_y);
+ tx2 = nfix(attr.x + attr.width, dpy_x+1);
+ ty2 = nfix(attr.y + attr.height, dpy_y+1);
if (db2) fprintf(stderr, " tmp_win-1: %4d %3d, %4d %3d 0x%lx\n",
tx1, ty1, tx2, ty2, swin);
@@ -24262,8 +24748,8 @@ if (db2) fprintf(stderr, " : clips it.\n");
/* clip the window to the visible screen: */
tx1 = nfix(attr.x - dx, dpy_x);
ty1 = nfix(attr.y - dy, dpy_y);
- tx2 = nfix(attr.x - dx + attr.width, dpy_x);
- ty2 = nfix(attr.y - dy + attr.height, dpy_y);
+ tx2 = nfix(attr.x - dx + attr.width, dpy_x+1);
+ ty2 = nfix(attr.y - dy + attr.height, dpy_y+1);
if (db2) fprintf(stderr, " tmp_win-2: %4d %3d, %4d %3d 0x%lx\n",
tx1, ty1, tx2, ty2, swin);
@@ -24457,6 +24943,9 @@ int check_wireframe(void) {
int near_edge;
DB_SET
+ if (nofb) {
+ return 0;
+ }
if (subwin) {
return 0; /* don't even bother for -id case */
}
@@ -24843,7 +25332,7 @@ if (db || db2) fprintf(stderr, "NO button_mask\n");
}
/* try to flush the wireframe removal: */
- fb_push_wait(0.1);
+ fb_push_wait(0.1, FB_COPY|FB_MOD);
/* try to send a clipped copyrect of translation: */
sent_copyrect = try_copyrect(frame, x, y, w, h, dx, dy,
@@ -24853,9 +25342,9 @@ if (db) fprintf(stderr, "send_copyrect: %d\n", sent_copyrect);
if (sent_copyrect) {
/* try to push the changes to viewers: */
if (! obscured) {
- fb_push_wait(0.1);
+ fb_push_wait(0.1, FB_COPY);
} else {
- fb_push_wait(0.1);
+ fb_push_wait(0.1, FB_COPY);
}
}
}
@@ -24880,6 +25369,7 @@ if (db) fprintf(stderr, "send_copyrect: %d\n", sent_copyrect);
if (use_xdamage) {
/* DAMAGE can queue ~1000 rectangles for a move */
clear_xdamage_mark_region(NULL, 1);
+ xdamage_scheduled_mark = dnow() + 2.0;
}
return 1;
@@ -25516,12 +26006,21 @@ int get_rate(int which) {
rfbClientPtr cl;
int irate, irate_min = 1; /* 1 KB/sec */
int irate_max = 100000; /* 100 MB/sec */
+ int count = 0;
double slowest = -1.0, rate;
static double save_rate = 1000 * NETRATE0;
iter = rfbGetClientIterator(screen);
while( (cl = rfbClientIteratorNext(iter)) ) {
ClientData *cd = (ClientData *) cl->clientData;
+
+ if (cl->state != RFB_NORMAL) {
+ continue;
+ }
+ if (cd->send_cmp_rate == 0.0 || cd->send_raw_rate == 0.0) {
+ continue;
+ }
+ count++;
if (which == 0) {
rate = cd->send_cmp_rate;
@@ -25535,6 +26034,10 @@ int get_rate(int which) {
}
rfbReleaseClientIterator(iter);
+ if (! count) {
+ return NETRATE0;
+ }
+
if (slowest == -1.0) {
slowest = save_rate;
} else {
@@ -25548,6 +26051,7 @@ int get_rate(int which) {
if (irate > irate_max) {
irate = irate_max;
}
+if (0) fprintf(stderr, "get_rate(%d) %d %.3f/%.3f\n", which, irate, save_rate, slowest);
return irate;
}
@@ -25559,11 +26063,20 @@ int get_latency(void) {
int ilat_max = 2000; /* 2 sec */
double slowest = -1.0, lat;
static double save_lat = ((double) LATENCY0)/1000.0;
+ int count = 0;
iter = rfbGetClientIterator(screen);
while( (cl = rfbClientIteratorNext(iter)) ) {
ClientData *cd = (ClientData *) cl->clientData;
+ if (cl->state != RFB_NORMAL) {
+ continue;
+ }
+ if (cd->latency == 0.0) {
+ continue;
+ }
+ count++;
+
lat = cd->latency;
if (slowest == -1.0 || lat > slowest) {
slowest = lat;
@@ -25571,6 +26084,10 @@ int get_latency(void) {
}
rfbReleaseClientIterator(iter);
+ if (! count) {
+ return LATENCY0;
+ }
+
if (slowest == -1.0) {
slowest = save_lat;
} else {
@@ -26030,6 +26547,47 @@ if (db) fprintf(stderr, "dt3 calc: num rects req: %d/%d mod: %d/%d "
}
}
+void check_cursor_changes(void) {
+ static double last_push = 0.0;
+
+ cursor_changes += check_x11_pointer();
+
+ if (cursor_changes) {
+ double tm, max_push = 0.125, multi_push = 0.01, wait = 0.02;
+ int cursor_shape, dopush = 0, link, latency, netrate;
+ cursor_shape = cursor_shape_updates_clients(screen);
+
+ dtime0(&tm);
+ link = link_rate(&latency, &netrate);
+ if (link == LR_DIALUP) {
+ max_push = 0.2;
+ wait = 0.05;
+ } else if (link == LR_BROADBAND) {
+ max_push = 0.075;
+ wait = 0.05;
+ } else if (link == LR_LAN) {
+ max_push = 0.01;
+ } else if (latency < 5 && netrate > 200) {
+ max_push = 0.01;
+ }
+
+ if (tm > last_push + max_push) {
+ dopush = 1;
+ } else if (cursor_changes > 1 && tm > last_push + multi_push) {
+ dopush = 1;
+ }
+
+ if (dopush) {
+ mark_rect_as_modified(0, 0, 1, 1, 1);
+ fb_push_wait(wait, FB_MOD);
+ last_push = tm;
+ } else {
+ rfbPE(0);
+ }
+ }
+ cursor_changes = 0;
+}
+
/*
* utility wrapper to call rfbProcessEvents
* checks that we are not in threaded mode.
@@ -26060,17 +26618,103 @@ void rfbCFD(long usec) {
}
}
-int choose_delay(void) {
- static double t0 = 0.0, t1 = 0.0, t2 = 0.0;
- static int x0, y0, x1, y1, x2, y2;
- int dx0, dy0, dx1, dy1, dm, ms = waitms;
- double cut1 = 0.2, cut2 = 0.1, cut3 = 0.25;
- int fac = 1;
+int choose_delay(double dt) {
+ static double t0 = 0.0, t1 = 0.0, t2 = 0.0, now;
+ static int x0, y0, x1, y1, x2, y2, first = 1;
+ int dx0, dy0, dx1, dy1, dm, i, msec = waitms;
+ double cut1 = 0.15, cut2 = 0.075, cut3 = 0.25;
+ double bogdown_time = 0.25, bave = 0.0;
+ int bogdown = 1, bcnt = 0;
+ int ndt = 8, nave = 3;
+ double fac = 1.0;
+ int db = 0;
+ static double dts[8];
if (waitms == 0) {
return waitms;
}
+ if (nofb) {
+ return waitms;
+ }
+
+ if (first) {
+ for(i=0; i<ndt; i++) {
+ dts[i] = 0.0;
+ }
+ first = 0;
+ }
+
+ now = dnow();
+
+ /*
+ * first check for bogdown, e.g. lots of activity, scrolling text
+ * from command output, etc.
+ */
+ if (nap_ok) {
+ dt = 0.0;
+ }
+ if (! wait_bog) {
+ bogdown = 0;
+
+ } else if (button_mask || now < last_keyboard_time + 2*bogdown_time) {
+ /*
+ * let scrolls & keyboard input through the normal way
+ * otherwise, it will likely just annoy them.
+ */
+ bogdown = 0;
+
+ } else if (dt > 0.0) {
+ /*
+ * inspect recent dt's:
+ * 0 1 2 3 4 5 6 7 dt
+ * ^ ^ ^
+ */
+ for (i = ndt - (nave - 1); i < ndt; i++) {
+ bave += dts[i];
+ bcnt++;
+ if (dts[i] < bogdown_time) {
+ bogdown = 0;
+ break;
+ }
+ }
+ bave += dt;
+ bcnt++;
+ bave = bave / bcnt;
+ if (dt < bogdown_time) {
+ bogdown = 0;
+ }
+ } else {
+ bogdown = 0;
+ }
+ /* shift for next time */
+ for (i = 0; i < ndt-1; i++) {
+ dts[i] = dts[i+1];
+ }
+ dts[ndt-1] = dt;
+
+if (0 && dt > 0.0) fprintf(stderr, "dt: %.5f %.4f\n", dt, dnow() - x11vnc_start);
+ if (bogdown) {
+ if (use_xdamage) {
+ /* DAMAGE can queue ~1000 rectangles for a scroll */
+ clear_xdamage_mark_region(NULL, 0);
+ }
+ msec = (int) (1000 * 1.75 * bave);
+ if (dts[ndt - nave - 1] > 0.75 * bave) {
+ msec = 1.5 * msec;
+ }
+ if (msec > 1500) {
+ msec = 1500;
+ }
+ if (msec < waitms) {
+ msec = waitms;
+ }
+ db = (db || debug_tiles);
+ if (db) fprintf(stderr, "bogg[%d] %.3f %.3f %.3f %.3f\n",
+ msec, dts[ndt-4], dts[ndt-3], dts[ndt-2], dts[ndt-1]);
+ return msec;
+ }
+ /* next check for pointer motion, keystrokes, to speed up */
t2 = dnow();
x2 = cursor_x;
y2 = cursor_y;
@@ -26087,18 +26731,18 @@ int choose_delay(void) {
if ((dx0 || dy0) && (dx1 || dy1)) {
if (t2 < t0 + cut1 || t2 < t1 + cut2 || dm > 20) {
- fac = 3;
+ fac = wait_ui * 1.25;
}
} else if ((dx1 || dy1) && dm > 40) {
- fac = 3;
+ fac = wait_ui;
}
if (fac == 1 && t2 < last_keyboard_time + cut3) {
- fac = 2;
+ fac = wait_ui;
}
- ms = waitms / fac;
- if (ms == 0) {
- ms = 1;
+ msec = (int) ((double) waitms / fac);
+ if (msec == 0) {
+ msec = 1;
}
x0 = x1;
@@ -26109,7 +26753,7 @@ int choose_delay(void) {
y1 = y2;
t1 = t2;
- return ms;
+ return msec;
}
/*
@@ -26117,7 +26761,7 @@ int choose_delay(void) {
*/
static void watch_loop(void) {
int cnt = 0, tile_diffs = 0, skip_pe = 0;
- double tm = 0.0, dt = 0.0, dtr = 0.0;
+ double tm, dtr, dt = 0.0;
time_t start = time(0);
if (use_threads) {
@@ -26132,7 +26776,7 @@ static void watch_loop(void) {
urgent_update = 0;
if (! use_threads) {
- dtime(&tm);
+ dtime0(&tm);
if (! skip_pe) {
measure_send_rates(1);
rfbPE(-1);
@@ -26157,8 +26801,14 @@ if (debug_scroll) fprintf(stderr, "watch_loop: LOOP-BACK: %d\n", ret);
continue;
}
}
- } else if (use_threads && wireframe && button_mask) {
- check_wireframe();
+ } else {
+ if (0 && use_xrecord) {
+ /* XXX not working */
+ check_xrecord();
+ }
+ if (wireframe && button_mask) {
+ check_wireframe();
+ }
}
skip_pe = 0;
@@ -26222,11 +26872,19 @@ if (debug_scroll) fprintf(stderr, "watch_loop: LOOP-BACK: %d\n", ret);
X_LOCK;
XFlush(dpy);
X_UNLOCK;
+ dt = 0.0;
} else {
+ static double last_dt = 0.0;
+ double xdamage_thrash = 0.4;
+
+ check_cursor_changes();
+
/* for timing the scan to try to detect thrashing */
- double tm;
- dtime0(&tm);
+ if (use_xdamage && last_dt > xdamage_thrash) {
+ clear_xdamage_mark_region(NULL, 0);
+ }
+ dtime0(&tm);
if (use_snapfb) {
int t, tries = 5;
copy_snap();
@@ -26237,6 +26895,9 @@ if (debug_scroll) fprintf(stderr, "watch_loop: LOOP-BACK: %d\n", ret);
tile_diffs = scan_for_updates(0);
}
dt = dtime(&tm);
+ if (! nap_ok) {
+ last_dt = dt;
+ }
if ((debug_tiles || debug_scroll > 1 || debug_wireframe > 1)
&& (tile_diffs > 4 || debug_tiles > 1)) {
@@ -26245,13 +26906,18 @@ if ((debug_tiles || debug_scroll > 1 || debug_wireframe > 1)
" t: %.4f %.2f MB/s\n", tile_diffs, dt, tm - x11vnc_start,
rate/1000000.0);
}
- check_x11_pointer();
+
}
/* sleep a bit to lessen load */
if (! urgent_update) {
- int wait = choose_delay();
- usleep(wait * 1000);
+ int wait = choose_delay(dt);
+ if (wait > 2*waitms) {
+ /* bog case, break it up */
+ nap_sleep(wait, 10);
+ } else {
+ usleep(wait * 1000);
+ }
}
cnt++;
}
@@ -27186,6 +27852,29 @@ static void print_help(int mode) {
" Shift_L, Control_R, etc, are skipped since they almost\n"
" never induce scrolling by themselves.\n"
"\n"
+"-scr_term list Yet another cosmetic kludge. Apply shell/terminal\n"
+" heuristics to applications matching comma separated\n"
+" list (same as for -scr_skip/-scr_inc). For example an\n"
+" annoying transient under scroll detection is if you\n"
+" hit Enter in a terminal shell with full text window,\n"
+" the solid text cursor block will be scrolled up.\n"
+" So for a short time there are two (or more) block\n"
+" cursors on the screen. There are similar scenarios,\n"
+" (e.g. an output line is duplicated).\n"
+" \n"
+" These transients are induced by the approximation of\n"
+" scroll detection (e.g. it detects the scroll, but not\n"
+" the fact that the block cursor was cleared just before\n"
+" the scroll). In nearly all cases these transient errors\n"
+" are repaired when the true X framebuffer is consulted\n"
+" by the normal polling. But they are distracting, so\n"
+" what this option provides is extra \"padding\" near the\n"
+" bottom of the terminal window: a few extra lines near\n"
+" the bottom will not be scrolled, but rather updated\n"
+" from the actual X framebuffer. This usually reduces\n"
+" the annoying artifacts. Use \"none\" to disable.\n"
+" Default: \"%s\"\n"
+"\n"
"-scr_parms string Set various parameters for the scrollcopyrect mode.\n"
" The format is similar to that for -wireframe and packed\n"
" with lots of parameters:\n"
@@ -27317,6 +28006,18 @@ static void print_help(int mode) {
" (deferUpdateTime) Default: %d\n"
"-wait time Time in ms to pause between screen polls. Used to cut\n"
" down on load. Default: %d\n"
+"-wait_ui factor Factor by which to cut the -wait time if there\n"
+" has been recent user input (pointer or keyboard).\n"
+" Improves response, but increases the load whenever you\n"
+" are moving the mouse or typing. Default: %.2f\n"
+"-nowait_bog Do not detect if the screen polling is \"bogging down\"\n"
+" and sleep more. Some activities with no user input can\n"
+" slow things down a lot: consider a large terminal window\n"
+" with a long build running in it continously streaming\n"
+" text output. By default x11vnc will try to detect this\n"
+" (3 screen polls in a row each longer than 0.25 sec with\n"
+" no user input), and sleep up to 1.5 secs to let things\n"
+" \"catch up\". Use this option to disable the detection.\n"
"-readtimeout n Set libvncserver rfbMaxClientWait to n seconds. On\n"
" slow links that take a long time to paint the first\n"
" screen libvncserver may hit the timeout and drop the\n"
@@ -27435,8 +28136,8 @@ static void print_help(int mode) {
" usage should be very rare, i.e. doing something strange\n"
" with /dev/fb0.\n"
"\n"
-"-pipeinput cmd Another experimental option: it lets you supply\n"
-" an extern command in \"cmd\" that x11vnc will pipe\n"
+"-pipeinput cmd Another experimental option: it lets you supply an\n"
+" external command in \"cmd\" that x11vnc will pipe\n"
" all of the user input events to in a simple format.\n"
" In -pipeinput mode by default x11vnc will not process\n"
" any of the user input events. If you prefix \"cmd\"\n"
@@ -27701,6 +28402,7 @@ static void print_help(int mode) {
" scr_skip:list set -scr_skip to \"list\"\n"
" scr_inc:list set -scr_inc to \"list\"\n"
" scr_keys:list set -scr_keys to \"list\"\n"
+" scr_term:list set -scr_term to \"list\"\n"
" scr_parms:str set -scr_parms parameters.\n"
" pointer_mode:n set -pointer_mode to n. same as \"pm\"\n"
" input_skip:n set -input_skip to n.\n"
@@ -27711,6 +28413,9 @@ static void print_help(int mode) {
" nodebug_keyboard disable -debug_keyboard, same as \"nodk\"\n"
" defer:n set -defer to n ms,same as deferupdate:n\n"
" wait:n set -wait to n ms.\n"
+" wait_ui:f set -wait_ui factor to f.\n"
+" wait_bog disable -nowait_bog mode.\n"
+" nowait_bog enable -nowait_bog mode.\n"
" readtimeout:n set read timeout to n seconds.\n"
" nap enable -nap mode.\n"
" nonap disable -nap mode.\n"
@@ -27806,35 +28511,35 @@ static void print_help(int mode) {
" forever noforever once timeout deny lock nodeny unlock\n"
" connect allowonce allow localhost nolocalhost listen\n"
" lookup nolookup accept gone shm noshm flipbyteorder\n"
-" noflipbyteorder onetile noonetile solid_color\n"
-" solid nosolid blackout xinerama noxinerama xtrap\n"
-" noxtrap xrandr noxrandr xrandr_mode padgeom quiet q\n"
-" noquiet modtweak nomodtweak xkb noxkb skip_keycodes\n"
-" skip_dups noskip_dups add_keysyms noadd_keysyms\n"
-" clear_mods noclear_mods clear_keys noclear_keys\n"
-" remap repeat norepeat fb nofb bell nobell sel nosel\n"
-" primary noprimary cursorshape nocursorshape cursorpos\n"
-" nocursorpos cursor show_cursor noshow_cursor nocursor\n"
-" arrow xfixes noxfixes xdamage noxdamage xd_area xd_mem\n"
-" alphacut alphafrac alpharemove noalpharemove alphablend\n"
-" noalphablend xwarppointer xwarp noxwarppointer noxwarp\n"
-" buttonmap dragging nodragging wireframe_mode wireframe\n"
-" wf nowireframe nowf wirecopyrect wcr nowirecopyrect\n"
-" nowcr scr_area scr_skip scr_inc scr_keys scr_parms\n"
+" noflipbyteorder onetile noonetile solid_color solid\n"
+" nosolid blackout xinerama noxinerama xtrap noxtrap\n"
+" xrandr noxrandr xrandr_mode padgeom quiet q noquiet\n"
+" modtweak nomodtweak xkb noxkb skip_keycodes skip_dups\n"
+" noskip_dups add_keysyms noadd_keysyms clear_mods\n"
+" noclear_mods clear_keys noclear_keys remap repeat\n"
+" norepeat fb nofb bell nobell sel nosel primary noprimary\n"
+" cursorshape nocursorshape cursorpos nocursorpos cursor\n"
+" show_cursor noshow_cursor nocursor arrow xfixes noxfixes\n"
+" xdamage noxdamage xd_area xd_mem alphacut alphafrac\n"
+" alpharemove noalpharemove alphablend noalphablend\n"
+" xwarppointer xwarp noxwarppointer noxwarp buttonmap\n"
+" dragging nodragging wireframe_mode wireframe wf\n"
+" nowireframe nowf wirecopyrect wcr nowirecopyrect nowcr\n"
+" scr_area scr_skip scr_inc scr_keys scr_term scr_parms\n"
" scrollcopyrect scr noscrollcopyrect noscr pointer_mode\n"
" pm input_skip input client_input speeds debug_pointer dp\n"
" nodebug_pointer nodp debug_keyboard dk nodebug_keyboard\n"
-" nodk deferupdate defer wait readtimeout nap nonap\n"
-" sb screen_blank fs gaps grow fuzz snapfb nosnapfb\n"
-" rawfb progressive rfbport http nohttp httpport\n"
-" httpdir enablehttpproxy noenablehttpproxy alwaysshared\n"
-" noalwaysshared nevershared noalwaysshared dontdisconnect\n"
-" nodontdisconnect desktop debug_xevents nodebug_xevents\n"
-" debug_xevents debug_xdamage nodebug_xdamage\n"
-" debug_xdamage debug_wireframe nodebug_wireframe\n"
-" debug_wireframe debug_scroll nodebug_scroll debug_scroll\n"
-" debug_tiles dbt nodebug_tiles nodbt debug_tiles dbg\n"
-" nodbg noremote\n"
+" nodk deferupdate defer wait_ui wait_bog nowait_bog wait\n"
+" readtimeout nap nonap sb screen_blank fs gaps grow fuzz\n"
+" snapfb nosnapfb rawfb progressive rfbport http nohttp\n"
+" httpport httpdir enablehttpproxy noenablehttpproxy\n"
+" alwaysshared noalwaysshared nevershared noalwaysshared\n"
+" dontdisconnect nodontdisconnect desktop debug_xevents\n"
+" nodebug_xevents debug_xevents debug_xdamage\n"
+" nodebug_xdamage debug_xdamage debug_wireframe\n"
+" nodebug_wireframe debug_wireframe debug_scroll\n"
+" nodebug_scroll debug_scroll debug_tiles dbt\n"
+" nodebug_tiles nodbt debug_tiles dbg nodbg noremote\n"
"\n"
" aro= display vncdisplay desktopname http_url auth\n"
" users rootshift clipshift scale_str scaled_x scaled_y\n"
@@ -27961,11 +28666,13 @@ static void print_help(int mode) {
scroll_copyrect_default,
scrollcopyrect_min_area,
scroll_skip_str0 ? scroll_skip_str0 : "(empty)",
+ scroll_term_str0,
SCROLL_COPYRECT_PARMS,
pointer_mode_max, pointer_mode,
ui_skip,
defer_update,
waitms,
+ wait_ui,
rfbMaxClientWait/1000,
take_naps ? "take naps":"no naps",
screen_blank,
@@ -28791,6 +29498,11 @@ int main(int argc, char* argv[]) {
} else if (!strcmp(arg, "-wait")) {
CHECK_ARGC
waitms = atoi(argv[++i]);
+ } else if (!strcmp(arg, "-wait_ui")) {
+ CHECK_ARGC
+ wait_ui = atof(argv[++i]);
+ } else if (!strcmp(arg, "-nowait_bog")) {
+ wait_bog = 0;
} else if (!strcmp(arg, "-readtimeout")) {
CHECK_ARGC
rfbMaxClientWait = atoi(argv[++i]) * 1000;
@@ -29155,6 +29867,7 @@ int main(int argc, char* argv[]) {
set_scrollcopyrect_mode(NULL);
}
initialize_scroll_matches();
+ initialize_scroll_term();
/* increase rfbwait if threaded */
if (use_threads && ! got_rfbwait) {
@@ -29338,6 +30051,8 @@ int main(int argc, char* argv[]) {
fprintf(stderr, " debug_key: %d\n", debug_keyboard);
fprintf(stderr, " defer: %d\n", defer_update);
fprintf(stderr, " waitms: %d\n", waitms);
+ fprintf(stderr, " wait_ui: %.2f\n", wait_ui);
+ fprintf(stderr, " nowait_bog: %d\n", !wait_bog);
fprintf(stderr, " readtimeout: %d\n", rfbMaxClientWait/1000);
fprintf(stderr, " take_naps: %d\n", take_naps);
fprintf(stderr, " sb: %d\n", screen_blank);
@@ -29371,8 +30086,10 @@ int main(int argc, char* argv[]) {
rfbLogEnable(0);
}
- /* open the X display: */
X_INIT;
+ SCR_INIT;
+
+ /* open the X display: */
if (auth_file) {
set_env("XAUTHORITY", auth_file);
}