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Split configure_win into two 

One for configuring root, one for regular windows.

Signed-off-by: Yuxuan Shui <yshuiv7@gmail.com>
This commit is contained in:
Yuxuan Shui 2019-02-25 00:25:45 +00:00
parent 7a446ca1f4
commit f16d00a6a2
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GPG Key ID: 37C999F617EA1A47
1 changed files with 67 additions and 63 deletions
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130
src/compton.c
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@ -801,76 +801,76 @@ restack_win(session_t *ps, win *w, xcb_window_t new_above) {
}
}
void
configure_win(session_t *ps, xcb_configure_notify_event_t *ce) {
/// Handle configure event of a root window
void configure_root(session_t *ps, int width, int height) {
// On root window changes
auto bi = backend_list[ps->o.backend];
if (ce->window == ps->root) {
if (ps->o.experimental_backends) {
assert(bi);
if (!bi->root_change) {
// deinit/reinit backend if the backend cannot handle root change
bi->deinit(ps->backend_data, ps);
ps->backend_data = NULL;
}
if (ps->o.experimental_backends) {
assert(bi);
if (!bi->root_change) {
// deinit/reinit backend if the backend cannot handle root change
bi->deinit(ps->backend_data, ps);
ps->backend_data = NULL;
}
} else {
free_paint(ps, &ps->tgt_buffer);
}
ps->root_width = width;
ps->root_height = height;
rebuild_screen_reg(ps);
rebuild_shadow_exclude_reg(ps);
for (int i = 0; i < ps->ndamage; i++) {
pixman_region32_clear(&ps->damage_ring[i]);
}
ps->damage = ps->damage_ring + ps->ndamage - 1;
// Re-redirect screen if required
if (ps->o.reredir_on_root_change && ps->redirected) {
redir_stop(ps);
if (!redir_start(ps)) {
return;
}
}
// Invalidate reg_ignore from the top
rc_region_unref(&ps->list->reg_ignore);
ps->list->reg_ignore_valid = false;
#ifdef CONFIG_OPENGL
// Reinitialize GLX on root change
if (ps->o.glx_reinit_on_root_change && ps->psglx) {
if (!glx_reinit(ps, bkend_use_glx(ps)))
log_error("Failed to reinitialize GLX, troubles ahead.");
if (BKEND_GLX == ps->o.backend && !glx_init_blur(ps))
log_error("Failed to initialize filters.");
}
// GLX root change callback
if (BKEND_GLX == ps->o.backend)
glx_on_root_change(ps);
#endif
if (ps->o.experimental_backends) {
if (bi->root_change) {
bi->root_change(ps->backend_data, ps);
} else {
free_paint(ps, &ps->tgt_buffer);
}
ps->root_width = ce->width;
ps->root_height = ce->height;
rebuild_screen_reg(ps);
rebuild_shadow_exclude_reg(ps);
for (int i = 0; i < ps->ndamage; i++) {
pixman_region32_clear(&ps->damage_ring[i]);
}
ps->damage = ps->damage_ring + ps->ndamage - 1;
// Re-redirect screen if required
if (ps->o.reredir_on_root_change && ps->redirected) {
redir_stop(ps);
if (!redir_start(ps)) {
ps->backend_data = bi->init(ps);
if (!ps->backend_data) {
log_fatal("Failed to re-initialize backend after root change, aborting...");
ps->quit = true;
ev_break(ps->loop, EVBREAK_ALL);
return;
}
}
// Invalidate reg_ignore from the top
rc_region_unref(&ps->list->reg_ignore);
ps->list->reg_ignore_valid = false;
#ifdef CONFIG_OPENGL
// Reinitialize GLX on root change
if (ps->o.glx_reinit_on_root_change && ps->psglx) {
if (!glx_reinit(ps, bkend_use_glx(ps)))
log_error("Failed to reinitialize GLX, troubles ahead.");
if (BKEND_GLX == ps->o.backend && !glx_init_blur(ps))
log_error("Failed to initialize filters.");
}
// GLX root change callback
if (BKEND_GLX == ps->o.backend)
glx_on_root_change(ps);
#endif
if (ps->o.experimental_backends) {
if (bi->root_change) {
bi->root_change(ps->backend_data, ps);
} else {
ps->backend_data = bi->init(ps);
if (!ps->backend_data) {
log_fatal("Failed to re-initialize backend after root change, aborting...");
ps->quit = true;
ev_break(ps->loop, EVBREAK_ALL);
return;
}
}
}
force_repaint(ps);
return;
}
force_repaint(ps);
return;
}
// Non-root window changes
/// Handle configure event of a regular window
void
configure_win(session_t *ps, xcb_configure_notify_event_t *ce) {
win *w = find_win(ps, ce->window);
region_t damage;
pixman_region32_init(&damage);
@ -1238,7 +1238,11 @@ inline static void
ev_configure_notify(session_t *ps, xcb_configure_notify_event_t *ev) {
log_trace("{ send_event: %d, id: %#010x, above: %#010x, override_redirect: %d }",
ev->event, ev->window, ev->above_sibling, ev->override_redirect);
configure_win(ps, ev);
if (ev->window == ps->root) {
configure_root(ps, ev->width, ev->height);
} else {
configure_win(ps, ev);
}
}
inline static void