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broadway: Roundtrip each update to rate limit redraw

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This commit is contained in:
Alexander Larsson 2017-11-23 10:22:23 +01:00
parent 12d3cd8f29
commit cfb76fedb6
12 changed files with 211 additions and 20 deletions
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10
gdk/broadway/broadway-output.c
View File

@ -237,6 +237,16 @@ broadway_output_destroy_surface(BroadwayOutput *output, int id)
append_uint16 (output, id);
}
void
broadway_output_roundtrip (BroadwayOutput *output,
int id,
guint32 tag)
{
write_header (output, BROADWAY_OP_ROUNDTRIP);
append_uint16 (output, id);
append_uint32 (output, tag);
}
void
broadway_output_set_show_keyboard (BroadwayOutput *output,
gboolean show)

3
gdk/broadway/broadway-output.h
View File

@ -42,6 +42,9 @@ void broadway_output_lower_surface (BroadwayOutput *output,
int id);
void broadway_output_destroy_surface (BroadwayOutput *output,
int id);
void broadway_output_roundtrip (BroadwayOutput *output,
int id,
guint32 tag);
void broadway_output_move_resize_surface (BroadwayOutput *output,
int id,
gboolean has_pos,

20
gdk/broadway/broadway-protocol.h
View File

@ -37,7 +37,8 @@ typedef enum {
BROADWAY_EVENT_CONFIGURE_NOTIFY = 'w',
BROADWAY_EVENT_DELETE_NOTIFY = 'W',
BROADWAY_EVENT_SCREEN_SIZE_CHANGED = 'd',
BROADWAY_EVENT_FOCUS = 'f'
BROADWAY_EVENT_FOCUS = 'f',
BROADWAY_EVENT_ROUNDTRIP_NOTIFY = 'F',
} BroadwayEventType;
typedef enum {
@ -60,6 +61,7 @@ typedef enum {
BROADWAY_OP_UPLOAD_TEXTURE = 't',
BROADWAY_OP_RELEASE_TEXTURE = 'T',
BROADWAY_OP_SET_NODES = 'n',
BROADWAY_OP_ROUNDTRIP = 'F',
} BroadwayOpType;
typedef struct {
@ -128,6 +130,13 @@ typedef struct {
gint32 height;
} BroadwayInputConfigureNotify;
typedef struct {
BroadwayInputBaseMsg base;
gint32 id;
guint32 tag;
guint32 local;
} BroadwayInputRoundtripNotify;
typedef struct {
BroadwayInputBaseMsg base;
guint32 width;
@ -155,6 +164,7 @@ typedef union {
BroadwayInputKeyMsg key;
BroadwayInputGrabReply grab_reply;
BroadwayInputConfigureNotify configure_notify;
BroadwayInputRoundtripNotify roundtrip_notify;
BroadwayInputDeleteNotify delete_notify;
BroadwayInputScreenResizeNotify screen_resize_notify;
BroadwayInputFocusMsg focus;
@ -177,6 +187,7 @@ typedef enum {
BROADWAY_REQUEST_UPLOAD_TEXTURE,
BROADWAY_REQUEST_RELEASE_TEXTURE,
BROADWAY_REQUEST_SET_NODES,
BROADWAY_REQUEST_ROUNDTRIP,
} BroadwayRequestType;
typedef struct {
@ -190,6 +201,12 @@ typedef struct {
guint32 id;
} BroadwayRequestDestroyWindow, BroadwayRequestShowWindow, BroadwayRequestHideWindow, BroadwayRequestFocusWindow;
typedef struct {
BroadwayRequestBase base;
guint32 id;
guint32 tag;
} BroadwayRequestRoundtrip;
typedef struct {
BroadwayRequestBase base;
guint32 id;
@ -257,6 +274,7 @@ typedef union {
BroadwayRequestNewWindow new_window;
BroadwayRequestFlush flush;
BroadwayRequestSync sync;
BroadwayRequestRoundtrip roundtrip;
BroadwayRequestQueryMouse query_mouse;
BroadwayRequestDestroyWindow destroy_window;
BroadwayRequestShowWindow show_window;

100
gdk/broadway/broadway-server.c
View File

@ -35,6 +35,12 @@
#include <string.h>
#endif
typedef struct {
int id;
guint32 tag;
} BroadwayOutstandingRoundtrip;
typedef struct BroadwayInput BroadwayInput;
typedef struct BroadwayWindow BroadwayWindow;
struct _BroadwayServer {
@ -81,6 +87,8 @@ struct _BroadwayServer {
int future_root_y;
guint32 future_state;
int future_mouse_in_toplevel;
GList *outstanding_roundtrips;
};
struct _BroadwayServerClass
@ -122,6 +130,7 @@ struct BroadwayWindow {
};
static void broadway_server_resync_windows (BroadwayServer *server);
static void send_outstanding_roundtrips (BroadwayServer *server);
static GType broadway_server_get_type (void);
@ -288,6 +297,8 @@ update_event_state (BroadwayServer *server,
window->y = message->configure_notify.y;
}
break;
case BROADWAY_EVENT_ROUNDTRIP_NOTIFY:
break;
case BROADWAY_EVENT_DELETE_NOTIFY:
break;
case BROADWAY_EVENT_SCREEN_SIZE_CHANGED:
@ -429,6 +440,12 @@ update_future_pointer_info (BroadwayServer *server, BroadwayInputPointerMsg *dat
server->future_mouse_in_toplevel = data->mouse_window_id;
}
static void
queue_input_message (BroadwayServer *server, BroadwayInputMsg *msg)
{
server->input_messages = g_list_append (server->input_messages, g_memdup (msg, sizeof (BroadwayInputMsg)));
}
static void
parse_input_message (BroadwayInput *input, const unsigned char *message)
{
@ -436,6 +453,7 @@ parse_input_message (BroadwayInput *input, const unsigned char *message)
BroadwayInputMsg msg;
guint32 *p;
gint64 time_;
GList *l;
memset (&msg, 0, sizeof (msg));
@ -512,6 +530,26 @@ parse_input_message (BroadwayInput *input, const unsigned char *message)
msg.configure_notify.height = ntohl (*p++);
break;
case BROADWAY_EVENT_ROUNDTRIP_NOTIFY:
msg.roundtrip_notify.id = ntohl (*p++);
msg.roundtrip_notify.tag = ntohl (*p++);
msg.roundtrip_notify.local = FALSE;
/* Remove matched outstanding roundtrips */
for (l = server->outstanding_roundtrips; l != NULL; l = l->next)
{
BroadwayOutstandingRoundtrip *rt = l->data;
if (rt->id == msg.roundtrip_notify.id &&
rt->tag == msg.roundtrip_notify.tag)
{
server->outstanding_roundtrips = g_list_delete_link (server->outstanding_roundtrips, l);
g_free (rt);
break;
}
}
break;
case BROADWAY_EVENT_DELETE_NOTIFY:
msg.delete_notify.id = ntohl (*p++);
break;
@ -526,8 +564,7 @@ parse_input_message (BroadwayInput *input, const unsigned char *message)
break;
}
server->input_messages = g_list_append (server->input_messages, g_memdup (&msg, sizeof (msg)));
queue_input_message (server, &msg);
}
static inline void
@ -697,7 +734,11 @@ broadway_server_read_all_input_nonblocking (BroadwayInput *input)
}
if (input->server->input == input)
input->server->input = NULL;
{
send_outstanding_roundtrips (input->server);
input->server->input = NULL;
}
broadway_input_free (input);
if (res < 0)
{
@ -758,6 +799,23 @@ broadway_server_get_screen_size (BroadwayServer *server,
*height = server->root->height;
}
static void
broadway_server_fake_roundtrip_reply (BroadwayServer *server,
gint id,
guint32 tag)
{
BroadwayInputMsg msg;
msg.base.type = BROADWAY_EVENT_ROUNDTRIP_NOTIFY;
msg.base.serial = 0;
msg.base.time = server->last_seen_time;
msg.roundtrip_notify.id = id;
msg.roundtrip_notify.tag = tag;
msg.roundtrip_notify.local = 1;
queue_input_message (server, &msg);
queue_process_input_at_idle (server);
}
void
broadway_server_flush (BroadwayServer *server)
@ -768,9 +826,28 @@ broadway_server_flush (BroadwayServer *server)
server->saved_serial = broadway_output_get_next_serial (server->output);
broadway_output_free (server->output);
server->output = NULL;
send_outstanding_roundtrips (server);
}
}
void
broadway_server_roundtrip (BroadwayServer *server,
gint id,
guint32 tag)
{
if (server->output)
{
BroadwayOutstandingRoundtrip *rt = g_new0 (BroadwayOutstandingRoundtrip, 1);
rt->id = id;
rt->tag = tag;
server->outstanding_roundtrips = g_list_prepend (server->outstanding_roundtrips, rt);
broadway_output_roundtrip (server->output, id, tag);
}
else
broadway_server_fake_roundtrip_reply (server, id, tag);
}
#if 0
/* TODO: This is not used atm, is it needed? */
/* Note: This may be called while handling a message (i.e. sorta recursively) */
@ -1000,6 +1077,21 @@ start_input (HttpRequest *request)
g_strfreev (lines);
}
static void
send_outstanding_roundtrips (BroadwayServer *server)
{
GList *l;
for (l = server->outstanding_roundtrips; l != NULL; l = l->next)
{
BroadwayOutstandingRoundtrip *rt = l->data;
broadway_server_fake_roundtrip_reply (server, rt->id, rt->tag);
}
g_list_free_full (server->outstanding_roundtrips, g_free);
server->outstanding_roundtrips = NULL;
}
static void
start (BroadwayInput *input)
{
@ -1011,12 +1103,14 @@ start (BroadwayInput *input)
if (server->output)
{
send_outstanding_roundtrips (server);
broadway_output_disconnected (server->output);
broadway_output_flush (server->output);
}
if (server->input != NULL)
{
send_outstanding_roundtrips (server);
broadway_input_free (server->input);
server->input = NULL;
}

3
gdk/broadway/broadway-server.h
View File

@ -29,6 +29,9 @@ BroadwayServer *broadway_server_on_unix_socket_new (char *
gboolean broadway_server_has_client (BroadwayServer *server);
void broadway_server_flush (BroadwayServer *server);
void broadway_server_sync (BroadwayServer *server);
void broadway_server_roundtrip (BroadwayServer *server,
gint id,
guint32 tag);
void broadway_server_get_screen_size (BroadwayServer *server,
guint32 *width,
guint32 *height);

11
gdk/broadway/broadway.js
View File

@ -245,6 +245,11 @@ function cmdDeleteSurface(id)
delete surfaces[id];
}
function cmdRoundtrip(id, tag)
{
sendInput("F", [id, tag]);
}
function cmdMoveResizeSurface(id, has_pos, x, y, has_size, w, h)
{
var surface = surfaces[id];
@ -737,6 +742,12 @@ function handleCommands(cmd)
cmdDeleteSurface(id);
break;
case 'F': // RoundTrip
id = cmd.get_16();
var tag = cmd.get_32();
cmdRoundtrip(id, tag);
break;
case 'm': // Move a surface
id = cmd.get_16();
var ops = cmd.get_flags();

7
gdk/broadway/broadwayd.c
View File

@ -325,6 +325,11 @@ client_handle_request (BroadwayClient *client,
send_reply (client, request, (BroadwayReply *)&reply_sync, sizeof (reply_sync),
BROADWAY_REPLY_SYNC);
break;
case BROADWAY_REQUEST_ROUNDTRIP:
broadway_server_roundtrip (server,
request->roundtrip.id,
request->roundtrip.tag);
break;
case BROADWAY_REQUEST_QUERY_MOUSE:
broadway_server_query_mouse (server,
&reply_query_mouse.toplevel,
@ -728,6 +733,8 @@ get_event_size (int type)
return sizeof (BroadwayInputGrabReply);
case BROADWAY_EVENT_CONFIGURE_NOTIFY:
return sizeof (BroadwayInputConfigureNotify);
case BROADWAY_EVENT_ROUNDTRIP_NOTIFY:
return sizeof (BroadwayInputRoundtripNotify);
case BROADWAY_EVENT_DELETE_NOTIFY:
return sizeof (BroadwayInputDeleteNotify);
case BROADWAY_EVENT_SCREEN_SIZE_CHANGED:

16
gdk/broadway/gdkbroadway-server.c
View File

@ -48,7 +48,6 @@ struct _GdkBroadwayServer {
guint process_input_idle;
GList *incomming;
};
struct _GdkBroadwayServerClass
@ -422,7 +421,7 @@ _gdk_broadway_server_sync (GdkBroadwayServer *server)
BroadwayReply *reply;
serial = gdk_broadway_server_send_message (server, msg,
BROADWAY_REQUEST_SYNC);
BROADWAY_REQUEST_SYNC);
reply = gdk_broadway_server_wait_for_reply (server, serial);
g_assert (reply->base.type == BROADWAY_REPLY_SYNC);
@ -432,6 +431,19 @@ _gdk_broadway_server_sync (GdkBroadwayServer *server)
return;
}
void
_gdk_broadway_server_roundtrip (GdkBroadwayServer *server,
gint32 id,
guint32 tag)
{
BroadwayRequestRoundtrip msg;
msg.id = id;
msg.tag = tag;
gdk_broadway_server_send_message (server, msg,
BROADWAY_REQUEST_ROUNDTRIP);
}
void
_gdk_broadway_server_query_mouse (GdkBroadwayServer *server,
guint32 *toplevel,

3
gdk/broadway/gdkbroadway-server.h
View File

@ -18,6 +18,9 @@ GdkBroadwayServer *_gdk_broadway_server_new (const char
GError **error);
void _gdk_broadway_server_flush (GdkBroadwayServer *server);
void _gdk_broadway_server_sync (GdkBroadwayServer *server);
void _gdk_broadway_server_roundtrip (GdkBroadwayServer *server,
gint32 id,
guint32 tag);
gulong _gdk_broadway_server_get_next_serial (GdkBroadwayServer *server);
guint32 _gdk_broadway_server_get_last_seen_time (GdkBroadwayServer *server);
gboolean _gdk_broadway_server_lookahead_event (GdkBroadwayServer *server,

7
gdk/broadway/gdkeventsource.c
View File

@ -21,6 +21,7 @@
#include "gdkdevicemanager-broadway.h"
#include "gdkinternals.h"
#include "gdkframeclockprivate.h"
#include <stdlib.h>
@ -336,6 +337,12 @@ _gdk_broadway_events_got_input (BroadwayInputMsg *message)
}
break;
case BROADWAY_EVENT_ROUNDTRIP_NOTIFY:
window = g_hash_table_lookup (display_broadway->id_ht, GINT_TO_POINTER (message->roundtrip_notify.id));
if (window)
_gdk_broadway_roundtrip_notify (window, message->roundtrip_notify.tag, message->roundtrip_notify.local);
break;
case BROADWAY_EVENT_DELETE_NOTIFY:
window = g_hash_table_lookup (display_broadway->id_ht, GINT_TO_POINTER (message->delete_notify.id));
if (window)

5
gdk/broadway/gdkprivate-broadway.h
View File

@ -79,8 +79,9 @@ gboolean _gdk_broadway_moveresize_handle_event (GdkDisplay *display,
BroadwayInputMsg *msg);
gboolean _gdk_broadway_moveresize_configure_done (GdkDisplay *display,
GdkWindow *window);
void _gdk_broadway_roundtrip_notify (GdkWindow *window,
guint32 tag,
gboolean local_reply);
void _gdk_broadway_selection_window_destroyed (GdkWindow *window);
void _gdk_broadway_window_grab_check_destroy (GdkWindow *window);
void _gdk_broadway_window_grab_check_unmap (GdkWindow *window,

46
gdk/broadway/gdkwindow-broadway.c
View File

@ -37,6 +37,7 @@
#include "gdkdeviceprivate.h"
#include "gdkeventsource.h"
#include <gdk/gdktextureprivate.h>
#include <gdk/gdkframeclockprivate.h>
#include <stdlib.h>
#include <stdio.h>
@ -96,17 +97,6 @@ find_broadway_display (void)
return display;
}
static void
update_dirty_windows_and_sync (void)
{
GdkBroadwayDisplay *display;
display = GDK_BROADWAY_DISPLAY (find_broadway_display ());
g_assert (display != NULL);
gdk_display_flush (GDK_DISPLAY (display));
}
static guint flush_id = 0;
static gboolean
@ -165,11 +155,43 @@ gdk_window_impl_broadway_finalize (GObject *object)
G_OBJECT_CLASS (gdk_window_impl_broadway_parent_class)->finalize (object);
}
static gboolean
thaw_clock_cb (GdkFrameClock *clock)
{
_gdk_frame_clock_thaw (clock);
g_object_unref (clock);
return G_SOURCE_REMOVE;
}
void
_gdk_broadway_roundtrip_notify (GdkWindow *window,
guint32 tag,
gboolean local_reply)
{
GdkFrameClock *clock = gdk_window_get_frame_clock (window);
/* If there is no remove web client, rate limit update to once a second */
if (local_reply)
g_timeout_add_seconds (1, (GSourceFunc)thaw_clock_cb, g_object_ref (clock));
else
_gdk_frame_clock_thaw (clock);
}
static void
on_frame_clock_after_paint (GdkFrameClock *clock,
GdkWindow *window)
{
update_dirty_windows_and_sync ();
GdkDisplay *display = gdk_window_get_display (window);
GdkWindowImplBroadway *impl = GDK_WINDOW_IMPL_BROADWAY (window->impl);
GdkBroadwayDisplay *broadway_display;
_gdk_frame_clock_freeze (gdk_window_get_frame_clock (window));
broadway_display = GDK_BROADWAY_DISPLAY (display);
_gdk_broadway_server_roundtrip (broadway_display->server, impl->id, _gdk_display_get_next_serial (display));
gdk_display_flush (display);
}
static void