HYL_OK3568_LINUX/buildroot/package/weston/0004-Revert-libweston-Check-output-placement.patch
2025-05-10 21:49:39 +08:00

99 lines
3.0 KiB
Diff

From bb075f005d993e43b306059b5ea2d466e10d6b06 Mon Sep 17 00:00:00 2001
From: Jeffy Chen <jeffy.chen@rock-chips.com>
Date: Thu, 3 Nov 2022 11:57:59 +0800
Subject: [PATCH 04/79] Revert "libweston: Check output placement"
This reverts commit 7e7198bd881859b20f74cbdae46b5700ff1cc5d4.
Allow outputs overlapping.
Signed-off-by: Jeffy Chen <jeffy.chen@rock-chips.com>
---
libweston/compositor.c | 56 ------------------------------------------
1 file changed, 56 deletions(-)
diff --git a/libweston/compositor.c b/libweston/compositor.c
index 6cfcba25..7b157695 100644
--- a/libweston/compositor.c
+++ b/libweston/compositor.c
@@ -6616,18 +6616,6 @@ weston_output_set_position(struct weston_output *output, int x, int y)
WL_EXPORT void
weston_output_move(struct weston_output *output, int x, int y)
{
- /* XXX: we should probably perform some sanity checking here
- * as we do for weston_output_enable, and allow moves to fail.
- *
- * However, while a front-end is rearranging outputs it may
- * pass through indeterminate states where outputs overlap
- * or are discontinuous, and this may be ok as long as no
- * input processing or rendering occurs at that time.
- *
- * Ultimately, we probably need a way to pass complete output
- * config atomically to libweston.
- */
-
output->compositor->output_flow_dirty = true;
weston_output_set_position(output, x, y);
}
@@ -7250,45 +7238,6 @@ weston_output_create_heads_string(struct weston_output *output)
return str;
}
-static bool
-weston_outputs_overlap(struct weston_output *a, struct weston_output *b)
-{
- bool overlap;
- pixman_region32_t intersection;
-
- pixman_region32_init(&intersection);
- pixman_region32_intersect(&intersection, &a->region, &b->region);
- overlap = pixman_region32_not_empty(&intersection);
- pixman_region32_fini(&intersection);
-
- return overlap;
-}
-
-/* This only works if the output region is current!
- *
- * That means we shouldn't expect it to return usable results unless
- * the output is at least undergoing enabling.
- */
-static bool
-weston_output_placement_ok(struct weston_output *output)
-{
- struct weston_compositor *c = output->compositor;
- struct weston_output *iter;
-
- wl_list_for_each(iter, &c->output_list, link) {
- if (!iter->enabled)
- continue;
-
- if (weston_outputs_overlap(iter, output)) {
- weston_log("Error: output '%s' overlaps enabled output '%s'.\n",
- output->name, iter->name);
- return false;
- }
- }
-
- return true;
-}
-
/** Constructs a weston_output object that can be used by the compositor.
*
* \param output The weston_output object that needs to be enabled. Must not
@@ -7368,11 +7317,6 @@ weston_output_enable(struct weston_output *output)
weston_output_transform_scale_init(output, output->transform, output->scale);
weston_output_init_geometry(output, output->x, output->y);
-
- /* At this point we have a valid region so we can check placement. */
- if (!weston_output_placement_ok(output))
- return -1;
-
weston_output_damage(output);
wl_list_init(&output->animation_list);
--
2.20.1