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pkgbuilds/mutter-performance/189.diff

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diff --git a/clutter/clutter/clutter-actor-private.h b/clutter/clutter/clutter-actor-private.h
index c44f6342f..9bf1a3049 100644
--- a/clutter/clutter/clutter-actor-private.h
+++ b/clutter/clutter/clutter-actor-private.h
@@ -297,8 +297,6 @@ const gchar * _clutter_actor_get_debug_name
void _clutter_actor_push_clone_paint (void);
void _clutter_actor_pop_clone_paint (void);
-guint32 _clutter_actor_get_pick_id (ClutterActor *self);
-
void _clutter_actor_shader_pre_paint (ClutterActor *actor,
gboolean repeat);
void _clutter_actor_shader_post_paint (ClutterActor *actor);
diff --git a/clutter/clutter/clutter-actor.c b/clutter/clutter/clutter-actor.c
index 803f76aae..f77d73a95 100644
--- a/clutter/clutter/clutter-actor.c
+++ b/clutter/clutter/clutter-actor.c
@@ -729,8 +729,6 @@ struct _ClutterActorPrivate
gchar *name; /* a non-unique name, used for debugging */
- gint32 pick_id; /* per-stage unique id, used for picking */
-
/* a back-pointer to the Pango context that we can use
* to create pre-configured PangoLayout
*/
@@ -1280,6 +1278,129 @@ clutter_actor_verify_map_state (ClutterActor *self)
#endif /* CLUTTER_ENABLE_DEBUG */
+static gboolean
+_clutter_actor_transform_local_box_to_stage (ClutterActor *self,
+ const ClutterActorBox *box,
+ ClutterPoint vertices[4])
+{
+ ClutterActor *stage = _clutter_actor_get_stage_internal (self);
+ CoglMatrix stage_transform, inv_stage_transform;
+ CoglMatrix modelview, transform_to_stage;
+ int v;
+
+ g_return_val_if_fail (CLUTTER_IS_ACTOR (self), FALSE);
+ g_return_val_if_fail (box != NULL, FALSE);
+
+ g_return_val_if_fail (stage != NULL, FALSE);
+ g_return_val_if_fail (box->x1 <= box->x2, FALSE);
+ g_return_val_if_fail (box->y1 <= box->y2, FALSE);
+
+ /* Below is generally equivalent to:
+ *
+ * _clutter_actor_get_relative_transformation_matrix (self,
+ * stage,
+ * &transform_to_stage);
+ *
+ * but we do it the hard way here instead so as to accurately include any
+ * cogl transformations that an actor's paint function might have added in.
+ * Those additional transformations are only known to cogl matrices and not
+ * known to the clutter getter like above. So this way we more accurately
+ * represent what's really getting painted.
+ */
+ clutter_actor_get_transform (stage, &stage_transform);
+ if (!cogl_matrix_get_inverse (&stage_transform, &inv_stage_transform))
+ return FALSE;
+ cogl_get_modelview_matrix (&modelview);
+ cogl_matrix_multiply (&transform_to_stage, &inv_stage_transform, &modelview);
+
+ vertices[0].x = box->x1;
+ vertices[0].y = box->y1;
+
+ vertices[1].x = box->x2;
+ vertices[1].y = box->y1;
+
+ vertices[2].x = box->x2;
+ vertices[2].y = box->y2;
+
+ vertices[3].x = box->x1;
+ vertices[3].y = box->y2;
+
+ for (v = 0; v < 4; v++)
+ {
+ gfloat z = 0.f;
+ gfloat w = 1.f;
+
+ cogl_matrix_transform_point (&transform_to_stage,
+ &vertices[v].x,
+ &vertices[v].y,
+ &z,
+ &w);
+ }
+
+ return TRUE;
+}
+
+/**
+ * clutter_actor_pick_box:
+ * @self: The #ClutterActor being "pick" painted.
+ * @box: A rectangle in the actor's own local coordinates.
+ *
+ * Logs (does a virtual paint of) a rectangle for picking. Note that @box is
+ * in the actor's own local coordinates, so is usually {0,0,width,height}
+ * to include the whole actor. That is unless the actor has a shaped input
+ * region in which case you may wish to log the (multiple) smaller rectangles
+ * that make up the input region.
+ */
+void
+clutter_actor_pick_box (ClutterActor *self,
+ const ClutterActorBox *box)
+{
+ ClutterActor *stage;
+ ClutterPoint vertices[4];
+
+ g_return_if_fail (CLUTTER_IS_ACTOR (self));
+ g_return_if_fail (box != NULL);
+
+ /* An empty box to a "pick" paint means to paint nothing at all. */
+ if (box->x1 >= box->x2 || box->y1 >= box->y2)
+ return;
+
+ stage = _clutter_actor_get_stage_internal (self);
+
+ if (_clutter_actor_transform_local_box_to_stage (self, box, vertices))
+ _clutter_stage_log_pick (CLUTTER_STAGE (stage), vertices, self);
+}
+
+static gboolean
+_clutter_actor_push_pick_clip (ClutterActor *self,
+ const ClutterActorBox *clip)
+{
+ ClutterActor *stage;
+ ClutterPoint vertices[4];
+
+ g_return_val_if_fail (CLUTTER_IS_ACTOR (self), FALSE);
+ g_return_val_if_fail (clip != NULL, FALSE);
+
+ stage = _clutter_actor_get_stage_internal (self);
+
+ if (!_clutter_actor_transform_local_box_to_stage (self, clip, vertices))
+ return FALSE;
+
+ _clutter_stage_push_pick_clip (CLUTTER_STAGE (stage), vertices);
+ return TRUE;
+}
+
+static void
+_clutter_actor_pop_pick_clip (ClutterActor *self)
+{
+ ClutterActor *stage;
+
+ g_return_if_fail (CLUTTER_IS_ACTOR (self));
+
+ stage = _clutter_actor_get_stage_internal (self);
+ _clutter_stage_pop_pick_clip (CLUTTER_STAGE (stage));
+}
+
static void
clutter_actor_set_mapped (ClutterActor *self,
gboolean mapped)
@@ -1508,8 +1629,7 @@ clutter_actor_update_map_state (ClutterActor *self,
static void
clutter_actor_real_map (ClutterActor *self)
{
- ClutterActorPrivate *priv = self->priv;
- ClutterActor *stage, *iter;
+ ClutterActor *iter;
g_assert (!CLUTTER_ACTOR_IS_MAPPED (self));
@@ -1520,13 +1640,6 @@ clutter_actor_real_map (ClutterActor *self)
self->priv->needs_paint_volume_update = TRUE;
- stage = _clutter_actor_get_stage_internal (self);
- priv->pick_id = _clutter_stage_acquire_pick_id (CLUTTER_STAGE (stage), self);
-
- CLUTTER_NOTE (ACTOR, "Pick id '%d' for actor '%s'",
- priv->pick_id,
- _clutter_actor_get_debug_name (self));
-
clutter_actor_ensure_resource_scale (self);
/* notify on parent mapped before potentially mapping
@@ -1631,11 +1744,6 @@ clutter_actor_real_unmap (ClutterActor *self)
stage = CLUTTER_STAGE (_clutter_actor_get_stage_internal (self));
- if (stage != NULL)
- _clutter_stage_release_pick_id (stage, priv->pick_id);
-
- priv->pick_id = -1;
-
if (stage != NULL &&
clutter_stage_get_key_focus (stage) == self)
{
@@ -2254,46 +2362,14 @@ static void
clutter_actor_real_pick (ClutterActor *self,
const ClutterColor *color)
{
- CoglFramebuffer *framebuffer = cogl_get_draw_framebuffer ();
-
- /* the default implementation is just to paint a rectangle
- * with the same size of the actor using the passed color
- */
if (clutter_actor_should_pick_paint (self))
{
- static CoglPipeline *default_pick_pipeline = NULL;
- ClutterActorBox box = { 0, };
- CoglPipeline *pick_pipeline;
- float width, height;
-
- if (G_UNLIKELY (default_pick_pipeline == NULL))
- {
- CoglContext *ctx =
- clutter_backend_get_cogl_context (clutter_get_default_backend ());
-
- default_pick_pipeline = cogl_pipeline_new (ctx);
- }
-
- g_assert (default_pick_pipeline != NULL);
- pick_pipeline = cogl_pipeline_copy (default_pick_pipeline);
-
- clutter_actor_get_allocation_box (self, &box);
-
- width = box.x2 - box.x1;
- height = box.y2 - box.y1;
-
- cogl_pipeline_set_color4ub (pick_pipeline,
- color->red,
- color->green,
- color->blue,
- color->alpha);
+ ClutterActorBox box = {0,
+ 0,
+ clutter_actor_get_width (self),
+ clutter_actor_get_height (self)};
- cogl_framebuffer_draw_rectangle (framebuffer,
- pick_pipeline,
- 0, 0,
- width, height);
-
- cogl_object_unref (pick_pipeline);
+ clutter_actor_pick_box (self, &box);
}
/* XXX - this thoroughly sucks, but we need to maintain compatibility
@@ -3584,15 +3660,6 @@ _clutter_actor_update_last_paint_volume (ClutterActor *self)
priv->last_paint_volume_valid = TRUE;
}
-guint32
-_clutter_actor_get_pick_id (ClutterActor *self)
-{
- if (self->priv->pick_id < 0)
- return 0;
-
- return self->priv->pick_id;
-}
-
/* This is the same as clutter_actor_add_effect except that it doesn't
queue a redraw and it doesn't notify on the effect property */
static void
@@ -3824,6 +3891,7 @@ clutter_actor_paint (ClutterActor *self)
{
ClutterActorPrivate *priv;
ClutterPickMode pick_mode;
+ ClutterActorBox clip;
gboolean clip_set = FALSE;
ClutterStage *stage;
@@ -3917,24 +3985,38 @@ clutter_actor_paint (ClutterActor *self)
if (priv->has_clip)
{
- CoglFramebuffer *fb = _clutter_stage_get_active_framebuffer (stage);
- cogl_framebuffer_push_rectangle_clip (fb,
- priv->clip.origin.x,
- priv->clip.origin.y,
- priv->clip.origin.x + priv->clip.size.width,
- priv->clip.origin.y + priv->clip.size.height);
+ clip.x1 = priv->clip.origin.x;
+ clip.y1 = priv->clip.origin.y;
+ clip.x2 = priv->clip.origin.x + priv->clip.size.width;
+ clip.y2 = priv->clip.origin.y + priv->clip.size.height;
clip_set = TRUE;
}
else if (priv->clip_to_allocation)
{
- CoglFramebuffer *fb = _clutter_stage_get_active_framebuffer (stage);
- gfloat width, height;
+ clip.x1 = 0.f;
+ clip.y1 = 0.f;
+ clip.x2 = priv->allocation.x2 - priv->allocation.x1;
+ clip.y2 = priv->allocation.y2 - priv->allocation.y1;
+ clip_set = TRUE;
+ }
- width = priv->allocation.x2 - priv->allocation.x1;
- height = priv->allocation.y2 - priv->allocation.y1;
+ if (clip_set)
+ {
+ if (pick_mode == CLUTTER_PICK_NONE)
+ {
+ CoglFramebuffer *fb = _clutter_stage_get_active_framebuffer (stage);
- cogl_framebuffer_push_rectangle_clip (fb, 0, 0, width, height);
- clip_set = TRUE;
+ cogl_framebuffer_push_rectangle_clip (fb,
+ clip.x1,
+ clip.y1,
+ clip.x2,
+ clip.y2);
+ }
+ else
+ {
+ if (!_clutter_actor_push_pick_clip (self, &clip))
+ clip_set = FALSE;
+ }
}
if (pick_mode == CLUTTER_PICK_NONE)
@@ -4015,9 +4097,16 @@ clutter_actor_paint (ClutterActor *self)
done:
if (clip_set)
{
- CoglFramebuffer *fb = _clutter_stage_get_active_framebuffer (stage);
+ if (pick_mode == CLUTTER_PICK_NONE)
+ {
+ CoglFramebuffer *fb = _clutter_stage_get_active_framebuffer (stage);
- cogl_framebuffer_pop_clip (fb);
+ cogl_framebuffer_pop_clip (fb);
+ }
+ else
+ {
+ _clutter_actor_pop_pick_clip (self);
+ }
}
cogl_pop_matrix ();
@@ -4088,11 +4177,12 @@ clutter_actor_continue_paint (ClutterActor *self)
{
ClutterColor col = { 0, };
- _clutter_id_to_color (_clutter_actor_get_pick_id (self), &col);
-
- /* Actor will then paint silhouette of itself in supplied
- * color. See clutter_stage_get_actor_at_pos() for where
- * picking is enabled.
+ /* The actor will log a silhouette of itself to the stage pick log.
+ * Note that the picking color is no longer used as the "log" instead
+ * keeps a weak pointer to the actor itself. But we keep the color
+ * parameter for now so as to maintain ABI compatibility. The color
+ * parameter can be removed when someone feels like breaking the ABI
+ * along with gnome-shell.
*
* XXX:2.0 - Call the pick() virtual directly
*/
@@ -8598,8 +8688,6 @@ clutter_actor_init (ClutterActor *self)
self->priv = priv = clutter_actor_get_instance_private (self);
- priv->pick_id = -1;
-
priv->opacity = 0xff;
priv->show_on_set_parent = TRUE;
priv->resource_scale = -1.0f;
diff --git a/clutter/clutter/clutter-actor.h b/clutter/clutter/clutter-actor.h
index 7d2168af1..b1abff86d 100644
--- a/clutter/clutter/clutter-actor.h
+++ b/clutter/clutter/clutter-actor.h
@@ -902,6 +902,10 @@ void clutter_actor_bind_model_with_properties
const char *first_model_property,
...);
+CLUTTER_EXPORT
+void clutter_actor_pick_box (ClutterActor *self,
+ const ClutterActorBox *box);
+
G_END_DECLS
#endif /* __CLUTTER_ACTOR_H__ */
diff --git a/clutter/clutter/clutter-base-types.c b/clutter/clutter/clutter-base-types.c
index aeb25c90e..0d98c4814 100644
--- a/clutter/clutter/clutter-base-types.c
+++ b/clutter/clutter/clutter-base-types.c
@@ -570,6 +570,119 @@ G_DEFINE_BOXED_TYPE_WITH_CODE (ClutterPoint, clutter_point,
clutter_point_free,
CLUTTER_REGISTER_INTERVAL_PROGRESS (clutter_point_progress))
+static int
+clutter_point_compare_line (const ClutterPoint *p,
+ const ClutterPoint *a,
+ const ClutterPoint *b)
+{
+ /*
+ * Given two vectors ab and ap:
+ * ab = (x1, y1, 0)
+ * ap = (x2, y2, 0)
+ * their cross product is a vector:
+ * ab x ap = (0, 0, x1 * y2 - y1 * x2)
+ */
+ float x1 = b->x - a->x;
+ float y1 = b->y - a->y;
+ float x2 = p->x - a->x;
+ float y2 = p->y - a->y;
+ float cross_z = x1 * y2 - y1 * x2;
+
+ /*
+ * The cross product is also proportional to the sine of the angle between
+ * the vectors, so its sign tells us the sign of the angle between the two
+ * vectors. That is whether p is left of or right of line ab.
+ */
+ if (cross_z > 0.f)
+ return +1;
+ else if (cross_z < 0.f)
+ return -1;
+ else
+ return 0;
+}
+
+static int
+clutter_point_compare_polygon (const ClutterPoint *point,
+ const ClutterPoint *vertices,
+ unsigned int nvertices)
+{
+ unsigned int i;
+ int first_side = 0;
+ gboolean on_an_edge = FALSE;
+
+ g_return_val_if_fail (nvertices >= 3, +1);
+
+ for (i = 0; i < nvertices; i++)
+ {
+ int side = clutter_point_compare_line (point,
+ &vertices[i],
+ &vertices[(i + 1) % nvertices]);
+
+ if (side)
+ {
+ if (!first_side)
+ first_side = side;
+ else if (side != first_side)
+ return +1; /* outside */
+ }
+ else
+ {
+ on_an_edge = TRUE;
+ }
+ }
+
+ if (first_side)
+ {
+ return on_an_edge ? 0 : -1; /* on an edge or completely inside */
+ }
+ else
+ {
+ /* The point was neither inside nor outside any edges so we have an empty
+ * polygon. Therefore if the vertices match the point we'll at least call
+ * that touching. Otherwise the point is outside.
+ */
+ return point->x == vertices[0].x && point->y == vertices[0].y ? 0 : +1;
+ }
+}
+
+/**
+ * clutter_point_inside_polygon:
+ * @point: a #ClutterPoint to test
+ * @vertices: array of vertices of the polygon
+ * @nvertices: number of vertices in array @vertices
+ *
+ * Determines whether a point is inside the convex polygon provided, and not
+ * on any of its edges or vertices.
+ *
+ * Return value: true if @point is inside the polygon
+ */
+gboolean
+clutter_point_inside_polygon (const ClutterPoint *point,
+ const ClutterPoint *vertices,
+ unsigned int nvertices)
+{
+ return clutter_point_compare_polygon (point, vertices, nvertices) < 0;
+}
+
+/**
+ * clutter_point_touches_polygon:
+ * @point: a #ClutterPoint to test
+ * @vertices: array of vertices of the polygon
+ * @nvertices: number of vertices in array @vertices
+ *
+ * Determines whether a point is on the convex polygon provided, including
+ * on any of its edges or vertices.
+ *
+ * Return value: true if @point is on the polygon
+ */
+gboolean
+clutter_point_touches_polygon (const ClutterPoint *point,
+ const ClutterPoint *vertices,
+ unsigned int nvertices)
+{
+ return clutter_point_compare_polygon (point, vertices, nvertices) <= 0;
+}
+
/*
diff --git a/clutter/clutter/clutter-debug.h b/clutter/clutter/clutter-debug.h
index 2462385f6..3744c648f 100644
--- a/clutter/clutter/clutter-debug.h
+++ b/clutter/clutter/clutter-debug.h
@@ -29,8 +29,7 @@ typedef enum
typedef enum
{
- CLUTTER_DEBUG_NOP_PICKING = 1 << 0,
- CLUTTER_DEBUG_DUMP_PICK_BUFFERS = 1 << 1
+ CLUTTER_DEBUG_NOP_PICKING = 1 << 0
} ClutterPickDebugFlag;
typedef enum
diff --git a/clutter/clutter/clutter-main.c b/clutter/clutter/clutter-main.c
index 2bb97bb66..87b457d3e 100644
--- a/clutter/clutter/clutter-main.c
+++ b/clutter/clutter/clutter-main.c
@@ -128,7 +128,6 @@ static const GDebugKey clutter_debug_keys[] = {
static const GDebugKey clutter_pick_debug_keys[] = {
{ "nop-picking", CLUTTER_DEBUG_NOP_PICKING },
- { "dump-pick-buffers", CLUTTER_DEBUG_DUMP_PICK_BUFFERS },
};
static const GDebugKey clutter_paint_debug_keys[] = {
@@ -400,125 +399,6 @@ clutter_disable_accessibility (void)
clutter_enable_accessibility = FALSE;
}
-void
-_clutter_id_to_color (guint id_,
- ClutterColor *col)
-{
- ClutterMainContext *ctx;
- gint red, green, blue;
-
- ctx = _clutter_context_get_default ();
-
- if (ctx->fb_g_mask == 0)
- {
- /* Figure out framebuffer masks used for pick */
- cogl_get_bitmasks (&ctx->fb_r_mask,
- &ctx->fb_g_mask,
- &ctx->fb_b_mask, NULL);
-
- ctx->fb_r_mask_used = ctx->fb_r_mask;
- ctx->fb_g_mask_used = ctx->fb_g_mask;
- ctx->fb_b_mask_used = ctx->fb_b_mask;
-
- /* XXX - describe what "fuzzy picking" is */
- if (clutter_use_fuzzy_picking)
- {
- ctx->fb_r_mask_used--;
- ctx->fb_g_mask_used--;
- ctx->fb_b_mask_used--;
- }
- }
-
- /* compute the numbers we'll store in the components */
- red = (id_ >> (ctx->fb_g_mask_used+ctx->fb_b_mask_used))
- & (0xff >> (8-ctx->fb_r_mask_used));
- green = (id_ >> ctx->fb_b_mask_used)
- & (0xff >> (8-ctx->fb_g_mask_used));
- blue = (id_)
- & (0xff >> (8-ctx->fb_b_mask_used));
-
- /* shift left bits a bit and add one, this circumvents
- * at least some potential rounding errors in GL/GLES
- * driver / hw implementation.
- */
- if (ctx->fb_r_mask_used != ctx->fb_r_mask)
- red = red * 2;
- if (ctx->fb_g_mask_used != ctx->fb_g_mask)
- green = green * 2;
- if (ctx->fb_b_mask_used != ctx->fb_b_mask)
- blue = blue * 2;
-
- /* shift up to be full 8bit values */
- red = (red << (8 - ctx->fb_r_mask)) | (0x7f >> (ctx->fb_r_mask_used));
- green = (green << (8 - ctx->fb_g_mask)) | (0x7f >> (ctx->fb_g_mask_used));
- blue = (blue << (8 - ctx->fb_b_mask)) | (0x7f >> (ctx->fb_b_mask_used));
-
- col->red = red;
- col->green = green;
- col->blue = blue;
- col->alpha = 0xff;
-
- /* XXX: We rotate the nibbles of the colors here so that there is a
- * visible variation between colors of sequential actor identifiers;
- * otherwise pick buffers dumped to an image will pretty much just look
- * black.
- */
- if (G_UNLIKELY (clutter_pick_debug_flags & CLUTTER_DEBUG_DUMP_PICK_BUFFERS))
- {
- col->red = (col->red << 4) | (col->red >> 4);
- col->green = (col->green << 4) | (col->green >> 4);
- col->blue = (col->blue << 4) | (col->blue >> 4);
- }
-}
-
-guint
-_clutter_pixel_to_id (guchar pixel[4])
-{
- ClutterMainContext *ctx;
- gint red, green, blue;
- guint retval;
-
- ctx = _clutter_context_get_default ();
-
- /* reduce the pixel components to the number of bits actually used of the
- * 8bits.
- */
- if (G_UNLIKELY (clutter_pick_debug_flags & CLUTTER_DEBUG_DUMP_PICK_BUFFERS))
- {
- guchar tmp;
-
- /* XXX: In _clutter_id_to_color we rotated the nibbles of the colors so
- * that there is a visible variation between colors of sequential actor
- * identifiers (otherwise pick buffers dumped to an image will pretty
- * much just look black.) Here we reverse that rotation.
- */
- tmp = ((pixel[0] << 4) | (pixel[0] >> 4));
- red = tmp >> (8 - ctx->fb_r_mask);
- tmp = ((pixel[1] << 4) | (pixel[1] >> 4));
- green = tmp >> (8 - ctx->fb_g_mask);
- tmp = ((pixel[2] << 4) | (pixel[2] >> 4));
- blue = tmp >> (8 - ctx->fb_b_mask);
- }
- else
- {
- red = pixel[0] >> (8 - ctx->fb_r_mask);
- green = pixel[1] >> (8 - ctx->fb_g_mask);
- blue = pixel[2] >> (8 - ctx->fb_b_mask);
- }
-
- /* divide potentially by two if 'fuzzy' */
- red = red >> (ctx->fb_r_mask - ctx->fb_r_mask_used);
- green = green >> (ctx->fb_g_mask - ctx->fb_g_mask_used);
- blue = blue >> (ctx->fb_b_mask - ctx->fb_b_mask_used);
-
- /* combine the correct per component values into the final id */
- retval = blue
- + (green << ctx->fb_b_mask_used)
- + (red << (ctx->fb_b_mask_used + ctx->fb_g_mask_used));
-
- return retval;
-}
-
static CoglPangoFontMap *
clutter_context_get_pango_fontmap (void)
{
diff --git a/clutter/clutter/clutter-private.h b/clutter/clutter/clutter-private.h
index cdda7e4c4..79664c650 100644
--- a/clutter/clutter/clutter-private.h
+++ b/clutter/clutter/clutter-private.h
@@ -202,11 +202,7 @@ gboolean _clutter_feature_init (GError **error);
gboolean _clutter_diagnostic_enabled (void);
void _clutter_diagnostic_message (const char *fmt, ...) G_GNUC_PRINTF (1, 2);
-/* Picking code */
-guint _clutter_pixel_to_id (guchar pixel[4]);
-void _clutter_id_to_color (guint id,
- ClutterColor *col);
-
+CLUTTER_EXPORT
void _clutter_set_sync_to_vblank (gboolean sync_to_vblank);
/* use this function as the accumulator if you have a signal with
diff --git a/clutter/clutter/clutter-stage-private.h b/clutter/clutter/clutter-stage-private.h
index 74d4f7bfd..3782e9925 100644
--- a/clutter/clutter/clutter-stage-private.h
+++ b/clutter/clutter/clutter-stage-private.h
@@ -74,6 +74,15 @@ gint64 _clutter_stage_get_update_time (ClutterStage *stage);
void _clutter_stage_clear_update_time (ClutterStage *stage);
gboolean _clutter_stage_has_full_redraw_queued (ClutterStage *stage);
+void _clutter_stage_log_pick (ClutterStage *stage,
+ const ClutterPoint vertices[4],
+ ClutterActor *actor);
+
+void _clutter_stage_push_pick_clip (ClutterStage *stage,
+ const ClutterPoint vertices[4]);
+
+void _clutter_stage_pop_pick_clip (ClutterStage *stage);
+
ClutterActor *_clutter_stage_do_pick (ClutterStage *stage,
gint x,
gint y,
@@ -92,13 +101,6 @@ void _clutter_stage_queue_redraw_entry_invalidate (Clut
CoglFramebuffer *_clutter_stage_get_active_framebuffer (ClutterStage *stage);
-gint32 _clutter_stage_acquire_pick_id (ClutterStage *stage,
- ClutterActor *actor);
-void _clutter_stage_release_pick_id (ClutterStage *stage,
- gint32 pick_id);
-ClutterActor * _clutter_stage_get_actor_by_pick_id (ClutterStage *stage,
- gint32 pick_id);
-
void _clutter_stage_add_pointer_drag_actor (ClutterStage *stage,
ClutterInputDevice *device,
ClutterActor *actor);
diff --git a/clutter/clutter/clutter-stage-window.c b/clutter/clutter/clutter-stage-window.c
index 76421d6a0..5da7c50f5 100644
--- a/clutter/clutter/clutter-stage-window.c
+++ b/clutter/clutter/clutter-stage-window.c
@@ -275,24 +275,6 @@ _clutter_stage_window_redraw (ClutterStageWindow *window)
iface->redraw (window);
}
-
-void
-_clutter_stage_window_get_dirty_pixel (ClutterStageWindow *window,
- ClutterStageView *view,
- int *x, int *y)
-{
- ClutterStageWindowInterface *iface;
-
- *x = 0;
- *y = 0;
-
- g_return_if_fail (CLUTTER_IS_STAGE_WINDOW (window));
-
- iface = CLUTTER_STAGE_WINDOW_GET_IFACE (window);
- if (iface->get_dirty_pixel)
- iface->get_dirty_pixel (window, view, x, y);
-}
-
gboolean
_clutter_stage_window_can_clip_redraws (ClutterStageWindow *window)
{
diff --git a/clutter/clutter/clutter-stage-window.h b/clutter/clutter/clutter-stage-window.h
index 389ed0596..f0aa3d3e9 100644
--- a/clutter/clutter/clutter-stage-window.h
+++ b/clutter/clutter/clutter-stage-window.h
@@ -64,10 +64,6 @@ struct _ClutterStageWindowInterface
void (* redraw) (ClutterStageWindow *stage_window);
- void (* get_dirty_pixel) (ClutterStageWindow *stage_window,
- ClutterStageView *view,
- int *x, int *y);
-
gboolean (* can_clip_redraws) (ClutterStageWindow *stage_window);
GList *(* get_views) (ClutterStageWindow *stage_window);
@@ -111,10 +107,6 @@ void _clutter_stage_window_set_accept_focus (ClutterStageWin
void _clutter_stage_window_redraw (ClutterStageWindow *window);
-void _clutter_stage_window_get_dirty_pixel (ClutterStageWindow *window,
- ClutterStageView *view,
- int *x, int *y);
-
gboolean _clutter_stage_window_can_clip_redraws (ClutterStageWindow *window);
GList * _clutter_stage_window_get_views (ClutterStageWindow *window);
diff --git a/clutter/clutter/clutter-stage.c b/clutter/clutter/clutter-stage.c
index 9e9e8d006..453e0ed38 100644
--- a/clutter/clutter/clutter-stage.c
+++ b/clutter/clutter/clutter-stage.c
@@ -103,6 +103,23 @@ struct _ClutterStageQueueRedrawEntry
ClutterPaintVolume clip;
};
+struct _PickRecord
+{
+ ClutterPoint vertex[4];
+ ClutterActor *actor;
+ int clip_stack_top;
+};
+
+typedef struct _PickRecord PickRecord;
+
+struct _PickClipRecord
+{
+ int prev;
+ ClutterPoint vertex[4];
+};
+
+typedef struct _PickClipRecord PickClipRecord;
+
struct _ClutterStagePrivate
{
/* the stage implementation */
@@ -136,7 +153,11 @@ struct _ClutterStagePrivate
GTimer *fps_timer;
gint32 timer_n_frames;
- ClutterIDPool *pick_id_pool;
+ GArray *pick_stack;
+ GArray *pick_clip_stack;
+ int pick_clip_stack_top;
+ gboolean pick_stack_frozen;
+ ClutterPickMode cached_pick_mode;
#ifdef CLUTTER_ENABLE_DEBUG
gulong redraw_count;
@@ -315,6 +336,177 @@ clutter_stage_get_preferred_height (ClutterActor *self,
*natural_height_p = geom.height;
}
+/* In order to keep weak pointers valid between frames we need them to not
+ * move in memory, so the stack is marked as "frozen".
+ */
+static void
+_clutter_stage_freeze_pick_stack (ClutterStage *stage)
+{
+ ClutterStagePrivate *priv = stage->priv;
+ int i;
+
+ if (priv->pick_stack_frozen)
+ return;
+
+ for (i = 0; i < priv->pick_stack->len; i++)
+ {
+ PickRecord *rec = &g_array_index (priv->pick_stack, PickRecord, i);
+
+ if (rec->actor)
+ g_object_add_weak_pointer (G_OBJECT (rec->actor),
+ (gpointer) &rec->actor);
+ }
+
+ priv->pick_stack_frozen = TRUE;
+}
+
+static void
+_clutter_stage_thaw_pick_stack (ClutterStage *stage)
+{
+ ClutterStagePrivate *priv = stage->priv;
+ int i;
+
+ if (!priv->pick_stack_frozen)
+ return;
+
+ for (i = 0; i < priv->pick_stack->len; i++)
+ {
+ PickRecord *rec = &g_array_index (priv->pick_stack, PickRecord, i);
+
+ if (rec->actor)
+ g_object_remove_weak_pointer (G_OBJECT (rec->actor),
+ (gpointer) &rec->actor);
+ }
+
+ priv->pick_stack_frozen = FALSE;
+}
+
+static void
+_clutter_stage_clear_pick_stack (ClutterStage *stage)
+{
+ ClutterStagePrivate *priv = stage->priv;
+
+ _clutter_stage_thaw_pick_stack (stage);
+ g_array_set_size (priv->pick_stack, 0);
+ g_array_set_size (priv->pick_clip_stack, 0);
+ priv->pick_clip_stack_top = -1;
+ priv->cached_pick_mode = CLUTTER_PICK_NONE;
+}
+
+void
+_clutter_stage_log_pick (ClutterStage *stage,
+ const ClutterPoint vertices[4],
+ ClutterActor *actor)
+{
+ ClutterStagePrivate *priv;
+ PickRecord rec;
+
+ g_return_if_fail (CLUTTER_IS_STAGE (stage));
+ g_return_if_fail (actor != NULL);
+
+ priv = stage->priv;
+
+ g_assert (!priv->pick_stack_frozen);
+
+ memcpy (rec.vertex, vertices, 4 * sizeof (ClutterPoint));
+ rec.actor = actor;
+ rec.clip_stack_top = priv->pick_clip_stack_top;
+
+ g_array_append_val (priv->pick_stack, rec);
+}
+
+void
+_clutter_stage_push_pick_clip (ClutterStage *stage,
+ const ClutterPoint vertices[4])
+{
+ ClutterStagePrivate *priv;
+ PickClipRecord clip;
+
+ g_return_if_fail (CLUTTER_IS_STAGE (stage));
+
+ priv = stage->priv;
+
+ g_assert (!priv->pick_stack_frozen);
+
+ clip.prev = priv->pick_clip_stack_top;
+ memcpy (clip.vertex, vertices, 4 * sizeof (ClutterPoint));
+
+ g_array_append_val (priv->pick_clip_stack, clip);
+ priv->pick_clip_stack_top = priv->pick_clip_stack->len - 1;
+}
+
+void
+_clutter_stage_pop_pick_clip (ClutterStage *stage)
+{
+ ClutterStagePrivate *priv;
+ const PickClipRecord *top;
+
+ g_return_if_fail (CLUTTER_IS_STAGE (stage));
+
+ priv = stage->priv;
+
+ g_assert (!priv->pick_stack_frozen);
+ g_assert (priv->pick_clip_stack_top >= 0);
+
+ /* Individual elements of pick_clip_stack are not freed. This is so they
+ * can be shared as part of a tree of different stacks used by different
+ * actors in the pick_stack. The whole pick_clip_stack does however get
+ * freed later in _clutter_stage_clear_pick_stack.
+ */
+
+ top = &g_array_index (priv->pick_clip_stack,
+ PickClipRecord,
+ priv->pick_clip_stack_top);
+
+ priv->pick_clip_stack_top = top->prev;
+}
+
+static gboolean
+pick_record_contains_pixel (ClutterStage *stage,
+ const PickRecord *rec,
+ int x,
+ int y)
+{
+ ClutterStagePrivate *priv;
+ int clip_index;
+
+ /* We test the centre point of the pixel so that we can use
+ * clutter_point_inside_polygon and avoid any ambiguity about the boundaries
+ * of pixel-aligned actors. If we were to use point (x,y) instead (which is
+ * the top-left corner of the pixel) then we'd need to use
+ * clutter_point_touches_polygon.
+ */
+ const ClutterPoint point = { x + 0.5f, y + 0.5f };
+
+ if (!clutter_point_inside_polygon (&point, rec->vertex, 4))
+ return FALSE;
+
+ priv = stage->priv;
+
+ /* pick_clip_stack is actually a graph containing one or more trees. And the
+ * clip_stack_top for a given PickRecord is the path from a leaf of such a
+ * tree to its root. It's still a stack though, from the point of view of the
+ * code that built it and the code that traverses it here.
+ *
+ * Allowing multiple stacks to overlap and merge into trees saves us time and
+ * memory.
+ */
+ clip_index = rec->clip_stack_top;
+ while (clip_index >= 0)
+ {
+ const PickClipRecord *clip = &g_array_index (priv->pick_clip_stack,
+ PickClipRecord,
+ clip_index);
+
+ if (!clutter_point_inside_polygon (&point, clip->vertex, 4))
+ return FALSE;
+
+ clip_index = clip->prev;
+ }
+
+ return TRUE;
+}
+
static inline void
queue_full_redraw (ClutterStage *stage)
{
@@ -622,6 +814,12 @@ clutter_stage_do_paint_view (ClutterStage *stage,
float viewport[4];
cairo_rectangle_int_t geom;
+ /* Any mode of painting/picking invalidates the pick cache, unless we're
+ * in the middle of building it. So we reset the cached flag but don't
+ * completely clear the pick stack...
+ */
+ priv->cached_pick_mode = CLUTTER_PICK_NONE;
+
_clutter_stage_window_get_geometry (priv->impl, &geom);
viewport[0] = priv->viewport[0];
@@ -1353,40 +1551,6 @@ clutter_stage_get_redraw_clip_bounds (ClutterStage *stage,
}
}
-static void
-read_pixels_to_file (CoglFramebuffer *fb,
- char *filename_stem,
- int x,
- int y,
- int width,
- int height)
-{
- guint8 *data;
- cairo_surface_t *surface;
- static int read_count = 0;
- char *filename = g_strdup_printf ("%s-%05d.png",
- filename_stem,
- read_count);
-
- data = g_malloc (4 * width * height);
- cogl_framebuffer_read_pixels (fb,
- x, y, width, height,
- CLUTTER_CAIRO_FORMAT_ARGB32,
- data);
-
- surface = cairo_image_surface_create_for_data (data, CAIRO_FORMAT_RGB24,
- width, height,
- width * 4);
-
- cairo_surface_write_to_png (surface, filename);
- cairo_surface_destroy (surface);
-
- g_free (data);
- g_free (filename);
-
- read_count++;
-}
-
static ClutterActor *
_clutter_stage_do_pick_on_view (ClutterStage *stage,
gint x,
@@ -1394,140 +1558,47 @@ _clutter_stage_do_pick_on_view (ClutterStage *stage,
ClutterPickMode mode,
ClutterStageView *view)
{
- ClutterActor *actor = CLUTTER_ACTOR (stage);
+ ClutterMainContext *context = _clutter_context_get_default ();
+ int i;
ClutterStagePrivate *priv = stage->priv;
CoglFramebuffer *fb = clutter_stage_view_get_framebuffer (view);
- cairo_rectangle_int_t view_layout;
- ClutterMainContext *context;
- guchar pixel[4] = { 0xff, 0xff, 0xff, 0xff };
- CoglColor stage_pick_id;
- gboolean dither_enabled_save;
- ClutterActor *retval;
- gint dirty_x;
- gint dirty_y;
- gint read_x;
- gint read_y;
- float fb_width, fb_height;
- float fb_scale;
- float viewport_offset_x;
- float viewport_offset_y;
-
- priv = stage->priv;
-
- context = _clutter_context_get_default ();
- fb_scale = clutter_stage_view_get_scale (view);
- clutter_stage_view_get_layout (view, &view_layout);
-
- fb_width = view_layout.width * fb_scale;
- fb_height = view_layout.height * fb_scale;
- cogl_push_framebuffer (fb);
- /* needed for when a context switch happens */
- _clutter_stage_maybe_setup_viewport (stage, view);
-
- /* FIXME: For some reason leaving the cogl clip stack empty causes the
- * picking to not work at all, so setting it the whole framebuffer content
- * for now. */
- cogl_framebuffer_push_scissor_clip (fb, 0, 0,
- view_layout.width * fb_scale,
- view_layout.height * fb_scale);
-
- _clutter_stage_window_get_dirty_pixel (priv->impl, view, &dirty_x, &dirty_y);
-
- if (G_LIKELY (!(clutter_pick_debug_flags & CLUTTER_DEBUG_DUMP_PICK_BUFFERS)))
- {
- CLUTTER_NOTE (PICK, "Pushing pick scissor clip x: %d, y: %d, 1x1",
- (int) (dirty_x * fb_scale),
- (int) (dirty_y * fb_scale));
- cogl_framebuffer_push_scissor_clip (fb, dirty_x * fb_scale, dirty_y * fb_scale, 1, 1);
- }
+ /* We are not reentrant right now. If this proves to be a problem then we
+ * would need to keep a stack of pick_stack's, or something... :(
+ */
+ g_assert (context->pick_mode == CLUTTER_PICK_NONE);
- viewport_offset_x = x * fb_scale - dirty_x * fb_scale;
- viewport_offset_y = y * fb_scale - dirty_y * fb_scale;
- CLUTTER_NOTE (PICK, "Setting viewport to %f, %f, %f, %f",
- priv->viewport[0] * fb_scale - viewport_offset_x,
- priv->viewport[1] * fb_scale - viewport_offset_y,
- priv->viewport[2] * fb_scale,
- priv->viewport[3] * fb_scale);
- cogl_framebuffer_set_viewport (fb,
- priv->viewport[0] * fb_scale - viewport_offset_x,
- priv->viewport[1] * fb_scale - viewport_offset_y,
- priv->viewport[2] * fb_scale,
- priv->viewport[3] * fb_scale);
-
- read_x = dirty_x * fb_scale;
- read_y = dirty_y * fb_scale;
-
- CLUTTER_NOTE (PICK, "Performing pick at %i,%i on view %dx%d+%d+%d s: %f",
- x, y,
- view_layout.width, view_layout.height,
- view_layout.x, view_layout.y, fb_scale);
-
- cogl_color_init_from_4ub (&stage_pick_id, 255, 255, 255, 255);
- cogl_framebuffer_clear (fb, COGL_BUFFER_BIT_COLOR | COGL_BUFFER_BIT_DEPTH, &stage_pick_id);
-
- /* Disable dithering (if any) when doing the painting in pick mode */
- dither_enabled_save = cogl_framebuffer_get_dither_enabled (fb);
- cogl_framebuffer_set_dither_enabled (fb, FALSE);
-
- /* Render the entire scence in pick mode - just single colored silhouette's
- * are drawn offscreen (as we never swap buffers)
- */
- context->pick_mode = mode;
-
- clutter_stage_do_paint_view (stage, view, NULL);
- context->pick_mode = CLUTTER_PICK_NONE;
-
- /* Read the color of the screen co-ords pixel. RGBA_8888_PRE is used
- even though we don't care about the alpha component because under
- GLES this is the only format that is guaranteed to work so Cogl
- will end up having to do a conversion if any other format is
- used. The format is requested as pre-multiplied because Cogl
- assumes that all pixels in the framebuffer are premultiplied so
- it avoids a conversion. */
- cogl_framebuffer_read_pixels (fb,
- read_x, read_y, 1, 1,
- COGL_PIXEL_FORMAT_RGBA_8888_PRE,
- pixel);
-
- if (G_UNLIKELY (clutter_pick_debug_flags & CLUTTER_DEBUG_DUMP_PICK_BUFFERS))
+ if (mode != priv->cached_pick_mode)
{
- char *file_name =
- g_strdup_printf ("pick-buffer-%s-view-x-%d",
- _clutter_actor_get_debug_name (actor),
- view_layout.x);
-
- read_pixels_to_file (fb, file_name, 0, 0, fb_width, fb_height);
+ _clutter_stage_clear_pick_stack (stage);
- g_free (file_name);
+ /* We don't render to the fb, but have to set one to stop the cogl matrix
+ * operations from crashing in paint functions. Because the matrices are
+ * stored relative to the current fb.
+ */
+ cogl_push_framebuffer (fb);
+ context->pick_mode = mode;
+ clutter_stage_do_paint_view (stage, view, NULL);
+ context->pick_mode = CLUTTER_PICK_NONE;
+ priv->cached_pick_mode = mode;
+ cogl_pop_framebuffer ();
+
+ _clutter_stage_freeze_pick_stack (stage);
}
- /* Restore whether GL_DITHER was enabled */
- cogl_framebuffer_set_dither_enabled (fb, dither_enabled_save);
-
- if (G_LIKELY (!(clutter_pick_debug_flags & CLUTTER_DEBUG_DUMP_PICK_BUFFERS)))
- cogl_framebuffer_pop_clip (fb);
-
- cogl_framebuffer_pop_clip (fb);
-
- _clutter_stage_dirty_viewport (stage);
-
- if (pixel[0] == 0xff && pixel[1] == 0xff && pixel[2] == 0xff)
- retval = actor;
- else
+ /* Search all "painted" pickable actors from front to back. A linear search
+ * is required, and also performs fine since there is typically only
+ * on the order of dozens of actors in the list (on screen) at a time.
+ */
+ for (i = priv->pick_stack->len - 1; i >= 0; i--)
{
- guint32 id_ = _clutter_pixel_to_id (pixel);
+ const PickRecord *rec = &g_array_index (priv->pick_stack, PickRecord, i);
- retval = _clutter_stage_get_actor_by_pick_id (stage, id_);
- CLUTTER_NOTE (PICK, "Picking actor %s with id %u (pixel: 0x%x%x%x%x",
- G_OBJECT_TYPE_NAME (retval),
- id_,
- pixel[0], pixel[1], pixel[2], pixel[3]);
+ if (rec->actor && pick_record_contains_pixel (stage, rec, x, y))
+ return rec->actor;
}
- cogl_pop_framebuffer ();
-
- return retval;
+ return CLUTTER_ACTOR (stage);
}
static ClutterStageView *
@@ -1819,7 +1890,9 @@ clutter_stage_finalize (GObject *object)
g_array_free (priv->paint_volume_stack, TRUE);
- _clutter_id_pool_free (priv->pick_id_pool);
+ _clutter_stage_clear_pick_stack (stage);
+ g_array_free (priv->pick_clip_stack, TRUE);
+ g_array_free (priv->pick_stack, TRUE);
if (priv->fps_timer != NULL)
g_timer_destroy (priv->fps_timer);
@@ -2225,7 +2298,10 @@ clutter_stage_init (ClutterStage *self)
priv->paint_volume_stack =
g_array_new (FALSE, FALSE, sizeof (ClutterPaintVolume));
- priv->pick_id_pool = _clutter_id_pool_new (256);
+ priv->pick_stack = g_array_new (FALSE, FALSE, sizeof (PickRecord));
+ priv->pick_clip_stack = g_array_new (FALSE, FALSE, sizeof (PickClipRecord));
+ priv->pick_clip_stack_top = -1;
+ priv->cached_pick_mode = CLUTTER_PICK_NONE;
}
/**
@@ -3895,6 +3971,12 @@ _clutter_stage_queue_actor_redraw (ClutterStage *stage,
CLUTTER_NOTE (CLIPPING, "stage_queue_actor_redraw (actor=%s, clip=%p): ",
_clutter_actor_get_debug_name (actor), clip);
+ /* Queuing a redraw or clip change invalidates the pick cache, unless we're
+ * in the middle of building it. So we reset the cached flag but don't
+ * completely clear the pick stack...
+ */
+ priv->cached_pick_mode = CLUTTER_PICK_NONE;
+
if (!priv->redraw_pending)
{
ClutterMasterClock *master_clock;
@@ -4155,39 +4237,6 @@ _clutter_stage_get_active_framebuffer (ClutterStage *stage)
return stage->priv->active_framebuffer;
}
-gint32
-_clutter_stage_acquire_pick_id (ClutterStage *stage,
- ClutterActor *actor)
-{
- ClutterStagePrivate *priv = stage->priv;
-
- g_assert (priv->pick_id_pool != NULL);
-
- return _clutter_id_pool_add (priv->pick_id_pool, actor);
-}
-
-void
-_clutter_stage_release_pick_id (ClutterStage *stage,
- gint32 pick_id)
-{
- ClutterStagePrivate *priv = stage->priv;
-
- g_assert (priv->pick_id_pool != NULL);
-
- _clutter_id_pool_remove (priv->pick_id_pool, pick_id);
-}
-
-ClutterActor *
-_clutter_stage_get_actor_by_pick_id (ClutterStage *stage,
- gint32 pick_id)
-{
- ClutterStagePrivate *priv = stage->priv;
-
- g_assert (priv->pick_id_pool != NULL);
-
- return _clutter_id_pool_lookup (priv->pick_id_pool, pick_id);
-}
-
void
_clutter_stage_add_pointer_drag_actor (ClutterStage *stage,
ClutterInputDevice *device,
diff --git a/clutter/clutter/clutter-types.h b/clutter/clutter/clutter-types.h
index 0f0fb1c2a..e3683184b 100644
--- a/clutter/clutter/clutter-types.h
+++ b/clutter/clutter/clutter-types.h
@@ -200,6 +200,14 @@ float clutter_point_distance (const ClutterPoint *a,
const ClutterPoint *b,
float *x_distance,
float *y_distance);
+CLUTTER_EXPORT
+gboolean clutter_point_inside_polygon (const ClutterPoint *point,
+ const ClutterPoint *vertices,
+ unsigned int nvertices);
+CLUTTER_EXPORT
+gboolean clutter_point_touches_polygon (const ClutterPoint *point,
+ const ClutterPoint *vertices,
+ unsigned int nvertices);
/**
* ClutterSize:
diff --git a/clutter/clutter/cogl/clutter-stage-cogl.c b/clutter/clutter/cogl/clutter-stage-cogl.c
index e0c39185b..137c66598 100644
--- a/clutter/clutter/cogl/clutter-stage-cogl.c
+++ b/clutter/clutter/cogl/clutter-stage-cogl.c
@@ -956,55 +956,6 @@ clutter_stage_cogl_redraw (ClutterStageWindow *stage_window)
stage_cogl->frame_count++;
}
-static void
-clutter_stage_cogl_get_dirty_pixel (ClutterStageWindow *stage_window,
- ClutterStageView *view,
- int *x,
- int *y)
-{
- CoglFramebuffer *framebuffer = clutter_stage_view_get_framebuffer (view);
- gboolean has_buffer_age =
- cogl_is_onscreen (framebuffer) &&
- is_buffer_age_enabled ();
- float fb_scale;
- gboolean scale_is_fractional;
-
- fb_scale = clutter_stage_view_get_scale (view);
- if (fb_scale != floorf (fb_scale))
- scale_is_fractional = TRUE;
- else
- scale_is_fractional = FALSE;
-
- /*
- * Buffer damage is tracked in the framebuffer coordinate space
- * using the damage history. When fractional scaling is used, a
- * coordinate on the stage might not correspond to the exact position of any
- * physical pixel, which causes issues when painting using the pick mode.
- *
- * For now, always use the (0, 0) pixel for picking when using fractional
- * framebuffer scaling.
- */
- if (!has_buffer_age || scale_is_fractional)
- {
- *x = 0;
- *y = 0;
- }
- else
- {
- ClutterStageViewCogl *view_cogl = CLUTTER_STAGE_VIEW_COGL (view);
- ClutterStageViewCoglPrivate *view_priv =
- clutter_stage_view_cogl_get_instance_private (view_cogl);
- cairo_rectangle_int_t view_layout;
- cairo_rectangle_int_t *fb_damage;
-
- clutter_stage_view_get_layout (view, &view_layout);
-
- fb_damage = &view_priv->damage_history[DAMAGE_HISTORY (view_priv->damage_index - 1)];
- *x = fb_damage->x / fb_scale;
- *y = fb_damage->y / fb_scale;
- }
-}
-
static void
clutter_stage_window_iface_init (ClutterStageWindowInterface *iface)
{
@@ -1022,7 +973,6 @@ clutter_stage_window_iface_init (ClutterStageWindowInterface *iface)
iface->ignoring_redraw_clips = clutter_stage_cogl_ignoring_redraw_clips;
iface->get_redraw_clip_bounds = clutter_stage_cogl_get_redraw_clip_bounds;
iface->redraw = clutter_stage_cogl_redraw;
- iface->get_dirty_pixel = clutter_stage_cogl_get_dirty_pixel;
}
static void
diff --git a/clutter/clutter/deprecated/clutter-texture.c b/clutter/clutter/deprecated/clutter-texture.c
index bea239f45..2c677b8a4 100644
--- a/clutter/clutter/deprecated/clutter-texture.c
+++ b/clutter/clutter/deprecated/clutter-texture.c
@@ -572,83 +572,6 @@ gen_texcoords_and_draw_cogl_rectangle (ClutterActor *self,
0, 0, t_w, t_h);
}
-static CoglPipeline *
-create_pick_pipeline (ClutterActor *self)
-{
- ClutterTexture *texture = CLUTTER_TEXTURE (self);
- ClutterTexturePrivate *priv = texture->priv;
- CoglPipeline *pick_pipeline = cogl_pipeline_copy (texture_template_pipeline);
- GError *error = NULL;
-
- if (!cogl_pipeline_set_layer_combine (pick_pipeline, 0,
- "RGBA = "
- " MODULATE (CONSTANT, TEXTURE[A])",
- &error))
- {
- if (!priv->seen_create_pick_pipeline_warning)
- g_warning ("Error setting up texture combine for shaped "
- "texture picking: %s", error->message);
- priv->seen_create_pick_pipeline_warning = TRUE;
- g_error_free (error);
- cogl_object_unref (pick_pipeline);
- return NULL;
- }
-
- cogl_pipeline_set_blend (pick_pipeline,
- "RGBA = ADD (SRC_COLOR[RGBA], 0)",
- NULL);
-
- cogl_pipeline_set_alpha_test_function (pick_pipeline,
- COGL_PIPELINE_ALPHA_FUNC_EQUAL,
- 1.0);
-
- return pick_pipeline;
-}
-
-static void
-clutter_texture_pick (ClutterActor *self,
- const ClutterColor *color)
-{
- ClutterTexture *texture = CLUTTER_TEXTURE (self);
- ClutterTexturePrivate *priv = texture->priv;
- CoglFramebuffer *framebuffer = cogl_get_draw_framebuffer ();
-
- if (!clutter_actor_should_pick_paint (self))
- return;
-
- if (G_LIKELY (priv->pick_with_alpha_supported) && priv->pick_with_alpha)
- {
- CoglColor pick_color;
-
- if (priv->pick_pipeline == NULL)
- priv->pick_pipeline = create_pick_pipeline (self);
-
- if (priv->pick_pipeline == NULL)
- {
- priv->pick_with_alpha_supported = FALSE;
- CLUTTER_ACTOR_CLASS (clutter_texture_parent_class)->pick (self,
- color);
- return;
- }
-
- if (priv->fbo_handle != NULL)
- update_fbo (self);
-
- cogl_color_init_from_4ub (&pick_color,
- color->red,
- color->green,
- color->blue,
- 0xff);
- cogl_pipeline_set_layer_combine_constant (priv->pick_pipeline,
- 0, &pick_color);
- cogl_pipeline_set_layer_texture (priv->pick_pipeline, 0,
- clutter_texture_get_cogl_texture (texture));
- gen_texcoords_and_draw_cogl_rectangle (self, priv->pick_pipeline, framebuffer);
- }
- else
- CLUTTER_ACTOR_CLASS (clutter_texture_parent_class)->pick (self, color);
-}
-
static void
clutter_texture_paint (ClutterActor *self)
{
@@ -767,12 +690,6 @@ clutter_texture_dispose (GObject *object)
priv->pipeline = NULL;
}
- if (priv->pick_pipeline != NULL)
- {
- cogl_object_unref (priv->pick_pipeline);
- priv->pick_pipeline = NULL;
- }
-
G_OBJECT_CLASS (clutter_texture_parent_class)->dispose (object);
}
@@ -944,7 +861,6 @@ clutter_texture_class_init (ClutterTextureClass *klass)
GParamSpec *pspec;
actor_class->paint = clutter_texture_paint;
- actor_class->pick = clutter_texture_pick;
actor_class->get_paint_volume = clutter_texture_get_paint_volume;
actor_class->realize = clutter_texture_realize;
actor_class->unrealize = clutter_texture_unrealize;
@@ -1263,11 +1179,9 @@ clutter_texture_init (ClutterTexture *self)
priv->repeat_y = FALSE;
priv->sync_actor_size = TRUE;
priv->fbo_handle = NULL;
- priv->pick_pipeline = NULL;
priv->keep_aspect_ratio = FALSE;
priv->pick_with_alpha = FALSE;
priv->pick_with_alpha_supported = TRUE;
- priv->seen_create_pick_pipeline_warning = FALSE;
if (G_UNLIKELY (texture_template_pipeline == NULL))
{
@@ -3052,13 +2966,8 @@ clutter_texture_set_pick_with_alpha (ClutterTexture *texture,
if (priv->pick_with_alpha == pick_with_alpha)
return;
- if (!pick_with_alpha && priv->pick_pipeline != NULL)
- {
- cogl_object_unref (priv->pick_pipeline);
- priv->pick_pipeline = NULL;
- }
+ g_assert (!pick_with_alpha); /* No longer supported */
- /* NB: the pick pipeline is created lazily when we first pick */
priv->pick_with_alpha = pick_with_alpha;
/* NB: actors are expected to call clutter_actor_queue_redraw when
diff --git a/clutter/tests/conform/actor-pick.c b/clutter/tests/conform/actor-pick.c
index 969b4920a..2bf5954c7 100644
--- a/clutter/tests/conform/actor-pick.c
+++ b/clutter/tests/conform/actor-pick.c
@@ -5,7 +5,6 @@
#define STAGE_HEIGHT 480
#define ACTORS_X 12
#define ACTORS_Y 16
-#define SHIFT_STEP STAGE_WIDTH / ACTORS_X
typedef struct _State State;
@@ -20,84 +19,11 @@ struct _State
gboolean pass;
};
-struct _ShiftEffect
-{
- ClutterShaderEffect parent_instance;
-};
-
-struct _ShiftEffectClass
-{
- ClutterShaderEffectClass parent_class;
-};
-
-typedef struct _ShiftEffect ShiftEffect;
-typedef struct _ShiftEffectClass ShiftEffectClass;
-
-#define TYPE_SHIFT_EFFECT (shift_effect_get_type ())
-
-GType shift_effect_get_type (void);
-
-G_DEFINE_TYPE (ShiftEffect,
- shift_effect,
- CLUTTER_TYPE_SHADER_EFFECT);
-
-static void
-shader_paint (ClutterEffect *effect,
- ClutterEffectPaintFlags flags)
-{
- ClutterShaderEffect *shader = CLUTTER_SHADER_EFFECT (effect);
- float tex_width;
- ClutterActor *actor =
- clutter_actor_meta_get_actor (CLUTTER_ACTOR_META (effect));
-
- if (g_test_verbose ())
- g_debug ("shader_paint");
-
- clutter_shader_effect_set_shader_source (shader,
- "uniform sampler2D tex;\n"
- "uniform float step;\n"
- "void main (void)\n"
- "{\n"
- " cogl_color_out = texture2D(tex, vec2 (cogl_tex_coord_in[0].s + step,\n"
- " cogl_tex_coord_in[0].t));\n"
- "}\n");
-
- tex_width = clutter_actor_get_width (actor);
-
- clutter_shader_effect_set_uniform (shader, "tex", G_TYPE_INT, 1, 0);
- clutter_shader_effect_set_uniform (shader, "step", G_TYPE_FLOAT, 1,
- SHIFT_STEP / tex_width);
-
- CLUTTER_EFFECT_CLASS (shift_effect_parent_class)->paint (effect, flags);
-}
-
-static void
-shader_pick (ClutterEffect *effect,
- ClutterEffectPaintFlags flags)
-{
- shader_paint (effect, flags);
-}
-
-static void
-shift_effect_class_init (ShiftEffectClass *klass)
-{
- ClutterEffectClass *shader_class = CLUTTER_EFFECT_CLASS (klass);
-
- shader_class->paint = shader_paint;
- shader_class->pick = shader_pick;
-}
-
-static void
-shift_effect_init (ShiftEffect *self)
-{
-}
-
static const char *test_passes[] = {
"No covering actor",
"Invisible covering actor",
"Clipped covering actor",
"Blur effect",
- "Shift effect",
};
static gboolean
@@ -165,30 +91,10 @@ on_timeout (gpointer data)
if (g_test_verbose ())
g_print ("With blur effect:\n");
}
- else if (test_num == 4)
- {
- if (!clutter_feature_available (CLUTTER_FEATURE_SHADERS_GLSL))
- continue;
-
- clutter_actor_hide (over_actor);
- clutter_actor_remove_effect_by_name (CLUTTER_ACTOR (state->stage),
- "blur");
-
- clutter_actor_add_effect_with_name (CLUTTER_ACTOR (state->stage),
- "shift",
- g_object_new (TYPE_SHIFT_EFFECT,
- NULL));
-
- if (g_test_verbose ())
- g_print ("With shift effect:\n");
- }
for (y = 0; y < ACTORS_Y; y++)
{
- if (test_num == 4)
- x = 1;
- else
- x = 0;
+ x = 0;
for (; x < ACTORS_X; x++)
{
@@ -198,9 +104,6 @@ on_timeout (gpointer data)
pick_x = x * state->actor_width + state->actor_width / 2;
- if (test_num == 4)
- pick_x -= SHIFT_STEP;
-
actor =
clutter_stage_get_actor_at_pos (CLUTTER_STAGE (state->stage),
CLUTTER_PICK_ALL,
diff --git a/src/compositor/meta-surface-actor.c b/src/compositor/meta-surface-actor.c
index ca4ca19a9..814199145 100644
--- a/src/compositor/meta-surface-actor.c
+++ b/src/compositor/meta-surface-actor.c
@@ -70,38 +70,23 @@ meta_surface_actor_pick (ClutterActor *actor,
else
{
int n_rects;
- float *rectangles;
int i;
- CoglPipeline *pipeline;
- CoglContext *ctx;
- CoglFramebuffer *fb;
- CoglColor cogl_color;
n_rects = cairo_region_num_rectangles (priv->input_region);
- rectangles = g_alloca (sizeof (float) * 4 * n_rects);
for (i = 0; i < n_rects; i++)
{
cairo_rectangle_int_t rect;
- int pos = i * 4;
+ ClutterActorBox box;
cairo_region_get_rectangle (priv->input_region, i, &rect);
- rectangles[pos + 0] = rect.x;
- rectangles[pos + 1] = rect.y;
- rectangles[pos + 2] = rect.x + rect.width;
- rectangles[pos + 3] = rect.y + rect.height;
+ box.x1 = rect.x;
+ box.y1 = rect.y;
+ box.x2 = rect.x + rect.width;
+ box.y2 = rect.y + rect.height;
+ clutter_actor_pick_box (actor, &box);
}
-
- ctx = clutter_backend_get_cogl_context (clutter_get_default_backend ());
- fb = cogl_get_draw_framebuffer ();
-
- cogl_color_init_from_4ub (&cogl_color, color->red, color->green, color->blue, color->alpha);
-
- pipeline = cogl_pipeline_new (ctx);
- cogl_pipeline_set_color (pipeline, &cogl_color);
- cogl_framebuffer_draw_rectangles (fb, pipeline, rectangles, n_rects);
- cogl_object_unref (pipeline);
}
clutter_actor_iter_init (&iter, actor);
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