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authorSimon Ser <contact@emersion.fr>2022-08-18 19:27:42 +0200
committerSimon Ser <contact@emersion.fr>2023-02-20 18:38:57 +0100
commit2398621b8bd33f0e21590f88c363fd4ed7905e0f (patch)
tree8c5a6461011c79557a0d974dab821208efafd6be /backend/drm
parent9d43e7e4d67d4076c8b20ee2715eadec86a83e73 (diff)
backend/drm: add libliftoff composition layer
This will be useful for implementing the output layers API.
Diffstat (limited to 'backend/drm')
-rw-r--r--backend/drm/libliftoff.c25
1 files changed, 16 insertions, 9 deletions
diff --git a/backend/drm/libliftoff.c b/backend/drm/libliftoff.c
index c6322c73..2b8cb124 100644
--- a/backend/drm/libliftoff.c
+++ b/backend/drm/libliftoff.c
@@ -45,6 +45,14 @@ static bool init(struct wlr_drm_backend *drm) {
return false;
}
+ crtc->liftoff_composition_layer = liftoff_layer_create(crtc->liftoff);
+ if (!crtc->liftoff_composition_layer) {
+ wlr_log(WLR_ERROR, "Failed to create liftoff composition layer");
+ return false;
+ }
+ liftoff_output_set_composition_layer(crtc->liftoff,
+ crtc->liftoff_composition_layer);
+
if (crtc->primary) {
crtc->primary->liftoff_layer = liftoff_layer_create(crtc->liftoff);
if (!crtc->primary->liftoff_layer) {
@@ -96,6 +104,7 @@ static void finish(struct wlr_drm_backend *drm) {
liftoff_layer_destroy(crtc->cursor->liftoff_layer);
}
+ liftoff_layer_destroy(crtc->liftoff_composition_layer);
liftoff_output_destroy(crtc->liftoff);
}
@@ -133,7 +142,7 @@ static void rollback_blob(struct wlr_drm_backend *drm,
}
static bool set_plane_props(struct wlr_drm_plane *plane,
- int32_t x, int32_t y, uint64_t zpos) {
+ struct liftoff_layer *layer, int32_t x, int32_t y, uint64_t zpos) {
struct wlr_drm_fb *fb = plane_get_next_fb(plane);
if (fb == NULL) {
wlr_log(WLR_ERROR, "Failed to acquire FB");
@@ -144,7 +153,6 @@ static bool set_plane_props(struct wlr_drm_plane *plane,
uint32_t height = fb->wlr_buf->height;
// The SRC_* properties are in 16.16 fixed point
- struct liftoff_layer *layer = plane->liftoff_layer;
return liftoff_layer_set_property(layer, "zpos", zpos) == 0 &&
liftoff_layer_set_property(layer, "SRC_X", 0) == 0 &&
liftoff_layer_set_property(layer, "SRC_Y", 0) == 0 &&
@@ -263,12 +271,16 @@ static bool crtc_commit(struct wlr_drm_connector *conn,
if (crtc->props.vrr_enabled != 0) {
ok = ok && add_prop(req, crtc->id, crtc->props.vrr_enabled, vrr_enabled);
}
- ok = ok && set_plane_props(crtc->primary, 0, 0, 0);
+ ok = ok &&
+ set_plane_props(crtc->primary, crtc->primary->liftoff_layer, 0, 0, 0) &&
+ set_plane_props(crtc->primary, crtc->liftoff_composition_layer, 0, 0, 0);
liftoff_layer_set_property(crtc->primary->liftoff_layer,
"FB_DAMAGE_CLIPS", fb_damage_clips);
+ liftoff_layer_set_property(crtc->liftoff_composition_layer,
+ "FB_DAMAGE_CLIPS", fb_damage_clips);
if (crtc->cursor) {
if (drm_connector_is_cursor_visible(conn)) {
- ok = ok && set_plane_props(crtc->cursor,
+ ok = ok && set_plane_props(crtc->cursor, crtc->cursor->liftoff_layer,
conn->cursor_x, conn->cursor_y, 1);
} else {
ok = ok && disable_plane(crtc->cursor);
@@ -293,11 +305,6 @@ static bool crtc_commit(struct wlr_drm_connector *conn,
goto out;
}
- if (liftoff_layer_needs_composition(crtc->primary->liftoff_layer)) {
- wlr_drm_conn_log(conn, WLR_DEBUG, "Failed to scan-out primary plane");
- ok = false;
- goto out;
- }
if (crtc->cursor &&
liftoff_layer_needs_composition(crtc->cursor->liftoff_layer)) {
wlr_drm_conn_log(conn, WLR_DEBUG, "Failed to scan-out cursor plane");