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clutter: Use pick context to track the framebuffer

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Instead of pushing and popping the Cogl framebuffer stack, use the
framebuffer passed around using the pick context. This removes usage of
the deprecated framebuffer stack when picking.

https://gitlab.gnome.org/GNOME/mutter/merge_requests/935
This commit is contained in:
Jonas Ådahl 2019-11-21 17:48:20 +01:00 committed by Georges Basile Stavracas Neto
parent 138907c480
commit 61b1ead1a2
2 changed files with 15 additions and 11 deletions
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23
clutter/clutter/clutter-actor.c
View File

@ -1287,10 +1287,12 @@ clutter_actor_verify_map_state (ClutterActor *self)
static gboolean
_clutter_actor_transform_local_box_to_stage (ClutterActor *self,
ClutterStage *stage,
ClutterPickContext *pick_context,
const ClutterActorBox *box,
graphene_point_t vertices[4])
{
CoglFramebuffer *fb = cogl_get_draw_framebuffer ();
CoglFramebuffer *fb =
clutter_pick_context_get_framebuffer (pick_context);
CoglMatrix stage_transform, inv_stage_transform;
CoglMatrix modelview, transform_to_stage;
int v;
@ -1356,12 +1358,14 @@ clutter_actor_pick_box (ClutterActor *self,
stage = CLUTTER_STAGE (_clutter_actor_get_stage_internal (self));
if (_clutter_actor_transform_local_box_to_stage (self, stage, box, vertices))
if (_clutter_actor_transform_local_box_to_stage (self, stage, pick_context,
box, vertices))
clutter_stage_log_pick (stage, vertices, self);
}
static gboolean
_clutter_actor_push_pick_clip (ClutterActor *self,
ClutterPickContext *pick_context,
const ClutterActorBox *clip)
{
ClutterStage *stage;
@ -1369,7 +1373,8 @@ _clutter_actor_push_pick_clip (ClutterActor *self,
stage = CLUTTER_STAGE (_clutter_actor_get_stage_internal (self));
if (!_clutter_actor_transform_local_box_to_stage (self, stage, clip, vertices))
if (!_clutter_actor_transform_local_box_to_stage (self, stage, pick_context,
clip, vertices))
return FALSE;
clutter_stage_push_pick_clip (stage, vertices);
@ -4183,6 +4188,7 @@ clutter_actor_pick (ClutterActor *actor,
ClutterPickContext *pick_context)
{
ClutterActorPrivate *priv;
CoglFramebuffer *framebuffer;
ClutterActorBox clip;
gboolean clip_set = FALSE;
@ -4202,15 +4208,16 @@ clutter_actor_pick (ClutterActor *actor,
/* mark that we are in the paint process */
CLUTTER_SET_PRIVATE_FLAGS (actor, CLUTTER_IN_PICK);
cogl_push_matrix ();
framebuffer = clutter_pick_context_get_framebuffer (pick_context);
cogl_framebuffer_push_matrix (framebuffer);
if (priv->enable_model_view_transform)
{
CoglMatrix matrix;
cogl_get_modelview_matrix (&matrix);
cogl_framebuffer_get_modelview_matrix (framebuffer, &matrix);
_clutter_actor_apply_modelview_transform (actor, &matrix);
cogl_set_modelview_matrix (&matrix);
cogl_framebuffer_set_modelview_matrix (framebuffer, &matrix);
}
if (priv->has_clip)
@ -4231,7 +4238,7 @@ clutter_actor_pick (ClutterActor *actor,
}
if (clip_set)
clip_set = _clutter_actor_push_pick_clip (actor, &clip);
clip_set = _clutter_actor_push_pick_clip (actor, pick_context, &clip);
priv->next_effect_to_paint = NULL;
if (priv->effects)
@ -4245,7 +4252,7 @@ clutter_actor_pick (ClutterActor *actor,
if (clip_set)
_clutter_actor_pop_pick_clip (actor);
cogl_pop_matrix ();
cogl_framebuffer_pop_matrix (framebuffer);
/* paint sequence complete */
CLUTTER_UNSET_PRIVATE_FLAGS (actor, CLUTTER_IN_PICK);

3
clutter/clutter/clutter-stage.c
View File

@ -1647,7 +1647,6 @@ _clutter_stage_do_pick_on_view (ClutterStage *stage,
{
ClutterMainContext *context = _clutter_context_get_default ();
ClutterStagePrivate *priv = stage->priv;
CoglFramebuffer *fb = clutter_stage_view_get_framebuffer (view);
int i;
g_assert (context->pick_mode == CLUTTER_PICK_NONE);
@ -1659,7 +1658,6 @@ _clutter_stage_do_pick_on_view (ClutterStage *stage,
_clutter_stage_clear_pick_stack (stage);
pick_context = clutter_pick_context_new_for_view (view);
cogl_push_framebuffer (fb);
context->pick_mode = mode;
setup_view_for_pick_or_paint (stage, view, NULL);
@ -1667,7 +1665,6 @@ _clutter_stage_do_pick_on_view (ClutterStage *stage,
context->pick_mode = CLUTTER_PICK_NONE;
priv->cached_pick_mode = mode;
cogl_pop_framebuffer ();
clutter_pick_context_destroy (pick_context);
add_pick_stack_weak_refs (stage);