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Port from xdamage to xcb-damage

Browse source 
No functional changes intended. The new xcb_damage_query_version() was
previously done by XDamageQueryExtension() internally.

Signed-off-by: Uli Schlachter <psychon@znc.in>
This commit is contained in:
Uli Schlachter 2018-09-27 17:29:51 +02:00
parent 0a98ef79ef
commit 62b847323c
5 changed files with 26 additions and 15 deletions
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2
Makefile
View file

@ -9,7 +9,7 @@ MANDIR ?= $(PREFIX)/share/man/man1
APPDIR ?= $(PREFIX)/share/applications
ICODIR ?= $(PREFIX)/share/icons/hicolor/
PACKAGES = x11 x11-xcb xcb-renderutil xcb-render xcb-damage xcb-image xcomposite xfixes xdamage xrender xext xrandr
PACKAGES = x11 x11-xcb xcb-renderutil xcb-render xcb-damage xcb-image xcomposite xfixes xrender xext xrandr
LIBS = -lm -lrt
INCS =

4
src/common.h
View file

@ -83,7 +83,6 @@
#include <X11/Xutil.h>
#include <X11/Xatom.h>
#include <X11/extensions/Xcomposite.h>
#include <X11/extensions/Xdamage.h>
#include <X11/extensions/Xrender.h>
#include <X11/extensions/shape.h>
#include <X11/extensions/Xrandr.h>
@ -97,6 +96,7 @@
#endif
#include <xcb/render.h>
#include <xcb/damage.h>
// Workarounds for missing definitions in very old versions of X headers,
// thanks to consolers for reporting
@ -1063,7 +1063,7 @@ struct win {
/// Whether the window was damaged after last paint.
bool pixmap_damaged;
/// Damage of the window.
Damage damage;
xcb_damage_damage_t damage;
/// Paint info of the window.
paint_t paint;
/// Bounding shape of the window.

29
src/compton.c
View file

@ -1975,15 +1975,16 @@ repair_win(session_t *ps, win *w) {
return;
XserverRegion parts;
xcb_connection_t *c = XGetXCBConnection(ps->dpy);
if (!w->ever_damaged) {
parts = win_extents(ps, w);
set_ignore_next(ps);
XDamageSubtract(ps->dpy, w->damage, None, None);
xcb_damage_subtract(c, w->damage, XCB_NONE, XCB_NONE);
} else {
parts = XFixesCreateRegion(ps->dpy, 0, 0);
set_ignore_next(ps);
XDamageSubtract(ps->dpy, w->damage, None, parts);
xcb_damage_subtract(c, w->damage, XCB_NONE, parts);
XFixesTranslateRegion(ps->dpy, parts,
w->g.x + w->g.border_width,
w->g.y + w->g.border_width);
@ -2465,8 +2466,9 @@ root_damaged(session_t *ps) {
free_root_tile(ps);
/* }
if (root_damage) {
xcb_connection_t *c = XGetXCBConnection(ps->dpy);
XserverRegion parts = XFixesCreateRegion(ps->dpy, 0, 0);
XDamageSubtract(ps->dpy, root_damage, None, parts);
xcb_damage_subtract(c, root_damage, XCB_NONE, parts);
add_damage(ps, parts);
} */
}
@ -2505,7 +2507,7 @@ xerror(Display __attribute__((unused)) *dpy, XErrorEvent *ev) {
o = ev->error_code - ps->damage_error;
switch (o) {
CASESTRRET2(BadDamage);
CASESTRRET2(XCB_DAMAGE_BAD_DAMAGE);
}
o = ev->error_code - ps->render_error;
@ -2713,7 +2715,7 @@ ev_name(session_t *ps, xcb_generic_event_t *ev) {
CASESTRRET(ClientMessage);
}
if (ps->damage_event + XDamageNotify == ev->response_type)
if (ps->damage_event + XCB_DAMAGE_NOTIFY == ev->response_type)
return "Damage";
if (ps->shape_exists && ev->response_type == ps->shape_event)
@ -2761,7 +2763,7 @@ ev_window(session_t *ps, xcb_generic_event_t *ev) {
case ClientMessage:
return ((xcb_client_message_event_t *)ev)->window;
default:
if (ps->damage_event + XDamageNotify == ev->response_type) {
if (ps->damage_event + XCB_DAMAGE_NOTIFY == ev->response_type) {
return ((xcb_damage_notify_event_t *)ev)->drawable;
}
@ -3200,7 +3202,7 @@ ev_handle(session_t *ps, xcb_generic_event_t *ev) {
}
#ifdef DEBUG_EVENTS
if (ev->response_type == ps->damage_event + XDamageNotify) {
if (ev->response_type == ps->damage_event + XCB_DAMAGE_NOTIFY) {
Window wid = ev_window(ps, ev);
char *window_name = NULL;
ev_window_name(ps, wid, &window_name);
@ -3257,7 +3259,7 @@ ev_handle(session_t *ps, xcb_generic_event_t *ev) {
ev_screen_change_notify(ps, (xcb_randr_screen_change_notify_event_t *) ev);
break;
}
if (ps->damage_event + XDamageNotify == ev->response_type) {
if (ps->damage_event + XCB_DAMAGE_NOTIFY == ev->response_type) {
ev_damage_notify(ps, (xcb_damage_notify_event_t *) ev);
break;
}
@ -5296,6 +5298,8 @@ session_init(session_t *ps_old, int argc, char **argv) {
}
XSetEventQueueOwner(ps->dpy, XCBOwnsEventQueue);
}
xcb_connection_t *c = XGetXCBConnection(ps->dpy);
const xcb_query_extension_reply_t *ext_info;
XSetErrorHandler(xerror);
if (ps->o.synchronize) {
@ -5320,6 +5324,8 @@ session_init(session_t *ps_old, int argc, char **argv) {
ps->root_width = DisplayWidth(ps->dpy, ps->scr);
ps->root_height = DisplayHeight(ps->dpy, ps->scr);
xcb_prefetch_extension_data(c, &xcb_damage_id);
if (!XRenderQueryExtension(ps->dpy,
&ps->render_event, &ps->render_error)) {
fprintf(stderr, "No render extension\n");
@ -5343,10 +5349,15 @@ session_init(session_t *ps_old, int argc, char **argv) {
}
}
if (!XDamageQueryExtension(ps->dpy, &ps->damage_event, &ps->damage_error)) {
ext_info = xcb_get_extension_data(c, &xcb_damage_id);
if (!ext_info || !ext_info->present) {
fprintf(stderr, "No damage extension\n");
exit(1);
}
ps->damage_event = ext_info->first_event;
ps->damage_error = ext_info->first_error;
xcb_discard_reply(c,
xcb_damage_query_version(c, XCB_DAMAGE_MAJOR_VERSION, XCB_DAMAGE_MINOR_VERSION).sequence);
if (!XFixesQueryExtension(ps->dpy, &ps->xfixes_event, &ps->xfixes_error)) {
fprintf(stderr, "No XFixes extension\n");

4
src/compton.h
View file

@ -157,11 +157,11 @@ free_picture(session_t *ps, Picture *p) {
* Destroy a <code>Damage</code>.
*/
inline static void
free_damage(session_t *ps, Damage *p) {
free_damage(session_t *ps, xcb_damage_damage_t *p) {
if (*p) {
// BadDamage will be thrown if the window is destroyed
set_ignore_next(ps);
XDamageDestroy(ps->dpy, *p);
xcb_damage_destroy(XGetXCBConnection(ps->dpy), *p);
*p = None;
}
}

2
src/win.c
View file

@ -892,7 +892,7 @@ bool add_win(session_t *ps, Window id, Window prev) {
// Create Damage for window
new->damage = xcb_generate_id(c);
xcb_generic_error_t *e = xcb_request_check(c,
xcb_damage_create_checked(c, new->damage, id, XDamageReportNonEmpty));
xcb_damage_create_checked(c, new->damage, id, XCB_DAMAGE_REPORT_LEVEL_NON_EMPTY));
if (e) {
free(e);
free(new);