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terminal/screen: adjust screen age only on update
[elogind.git]
/
src
/
libsystemd-terminal
/
grdev.c
diff --git
a/src/libsystemd-terminal/grdev.c
b/src/libsystemd-terminal/grdev.c
index bbc45afad48a11ede0454c2d7a02e10d7cb7253f..0c21eac5512d37f8a98516c48ac9c907b4bd5c90 100644
(file)
--- a/
src/libsystemd-terminal/grdev.c
+++ b/
src/libsystemd-terminal/grdev.c
@@
-343,7
+343,7
@@
void grdev_display_disable(grdev_display *display) {
}
}
}
}
-const grdev_display_target *grdev_display_next_target(grdev_display *display, const grdev_display_target *prev
, uint64_t minage
) {
+const grdev_display_target *grdev_display_next_target(grdev_display *display, const grdev_display_target *prev) {
grdev_display_cache *cache;
size_t idx;
grdev_display_cache *cache;
size_t idx;
@@
-374,54
+374,38
@@
const grdev_display_target *grdev_display_next_target(grdev_display *display, co
if (!pipe->running || !pipe->enabled)
continue;
if (!pipe->running || !pipe->enabled)
continue;
- /* if front-buffer is up-to-date, there's nothing to do */
- if (minage > 0 && pipe->front && pipe->front->age >= minage)
- continue;
-
/* find suitable back-buffer */
/* find suitable back-buffer */
- if (!(fb = pipe->back)) {
- if (!pipe->vtable->target || !(fb = pipe->vtable->target(pipe)))
+ if (!pipe->back) {
+ if (!pipe->vtable->target)
+ continue;
+ if (!(fb = pipe->vtable->target(pipe)))
continue;
assert(fb == pipe->back);
}
continue;
assert(fb == pipe->back);
}
- /* if back-buffer is up-to-date, schedule flip */
- if (minage > 0 && fb->age >= minage) {
- grdev_display_flip_target(display, target, fb->age);
- continue;
- }
+ target->front = pipe->front;
+ target->back = pipe->back;
- /* we have an out-of-date back-buffer; return for redraw */
- target->fb = fb;
return target;
}
return NULL;
}
return target;
}
return NULL;
}
-void grdev_display_flip_target(grdev_display *display, const grdev_display_target *target
, uint64_t age
) {
+void grdev_display_flip_target(grdev_display *display, const grdev_display_target *target) {
grdev_display_cache *cache;
grdev_display_cache *cache;
- size_t i;
assert(display);
assert(!display->modified);
assert(display->enabled);
assert(target);
assert(display);
assert(!display->modified);
assert(display->enabled);
assert(target);
- assert(target->fb);
cache = container_of(target, grdev_display_cache, target);
assert(cache->pipe);
assert(cache->pipe->tile->display == display);
cache = container_of(target, grdev_display_cache, target);
assert(cache->pipe);
assert(cache->pipe->tile->display == display);
- /* reset age of all FB on overflow */
- if (age < target->fb->age)
- for (i = 0; i < cache->pipe->max_fbs; ++i)
- if (cache->pipe->fbs[i])
- cache->pipe->fbs[i]->age = 0;
-
- ((grdev_fb*)target->fb)->age = age;
cache->pipe->flip = true;
}
cache->pipe->flip = true;
}