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https://github.com/brl/mutter.git
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cb9d6b79ef
Just as with painting, add a pick context that carries pick related temporary state when doing actor picking. It is currently unused, and will at least at first still carry around a framebuffer to deal track view transforms etc. https://gitlab.gnome.org/GNOME/mutter/merge_requests/935
136 lines
4.7 KiB
C
136 lines
4.7 KiB
C
/*
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* Clutter.
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*
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* An OpenGL based 'interactive canvas' library.
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*
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* Copyright (C) 2010 Intel Corporation.
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library. If not, see <http://www.gnu.org/licenses/>.
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*
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* Author:
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* Emmanuele Bassi <ebassi@linux.intel.com>
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*/
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#ifndef __CLUTTER_EFFECT_H__
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#define __CLUTTER_EFFECT_H__
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#if !defined(__CLUTTER_H_INSIDE__) && !defined(CLUTTER_COMPILATION)
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#error "Only <clutter/clutter.h> can be included directly."
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#endif
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#include <clutter/clutter-actor-meta.h>
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#include <clutter/clutter-paint-context.h>
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#include <clutter/clutter-pick-context.h>
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G_BEGIN_DECLS
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#define CLUTTER_TYPE_EFFECT (clutter_effect_get_type ())
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#define CLUTTER_EFFECT(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), CLUTTER_TYPE_EFFECT, ClutterEffect))
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#define CLUTTER_IS_EFFECT(obj) (G_TYPE_CHECK_INSTANCE_TYPE ((obj), CLUTTER_TYPE_EFFECT))
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#define CLUTTER_EFFECT_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST ((klass), CLUTTER_TYPE_EFFECT, ClutterEffectClass))
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#define CLUTTER_IS_EFFECT_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass), CLUTTER_TYPE_EFFECT))
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#define CLUTTER_EFFECT_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS ((obj), CLUTTER_TYPE_EFFECT, ClutterEffectClass))
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typedef struct _ClutterEffectClass ClutterEffectClass;
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/**
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* ClutterEffect:
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*
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* The #ClutterEffect structure contains only private data and should
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* be accessed using the provided API
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*
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* Since: 1.4
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*/
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struct _ClutterEffect
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{
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/*< private >*/
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ClutterActorMeta parent_instance;
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};
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/**
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* ClutterEffectClass:
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* @pre_paint: virtual function
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* @post_paint: virtual function
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* @modify_paint_volume: virtual function
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* @paint: virtual function
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* @pick: virtual function
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*
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* The #ClutterEffectClass structure contains only private data
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*
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* Since: 1.4
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*/
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struct _ClutterEffectClass
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{
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/*< private >*/
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ClutterActorMetaClass parent_class;
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/*< public >*/
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gboolean (* pre_paint) (ClutterEffect *effect,
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ClutterPaintContext *paint_context);
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void (* post_paint) (ClutterEffect *effect,
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ClutterPaintContext *paint_context);
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gboolean (* modify_paint_volume) (ClutterEffect *effect,
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ClutterPaintVolume *volume);
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void (* paint) (ClutterEffect *effect,
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ClutterPaintContext *paint_context,
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ClutterEffectPaintFlags flags);
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void (* pick) (ClutterEffect *effect,
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ClutterPickContext *pick_context);
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/*< private >*/
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void (* _clutter_effect4) (void);
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void (* _clutter_effect5) (void);
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void (* _clutter_effect6) (void);
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};
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CLUTTER_EXPORT
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GType clutter_effect_get_type (void) G_GNUC_CONST;
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CLUTTER_EXPORT
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void clutter_effect_queue_repaint (ClutterEffect *effect);
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/*
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* ClutterActor API
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*/
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CLUTTER_EXPORT
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void clutter_actor_add_effect (ClutterActor *self,
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ClutterEffect *effect);
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CLUTTER_EXPORT
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void clutter_actor_add_effect_with_name (ClutterActor *self,
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const gchar *name,
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ClutterEffect *effect);
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CLUTTER_EXPORT
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void clutter_actor_remove_effect (ClutterActor *self,
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ClutterEffect *effect);
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CLUTTER_EXPORT
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void clutter_actor_remove_effect_by_name (ClutterActor *self,
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const gchar *name);
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CLUTTER_EXPORT
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GList * clutter_actor_get_effects (ClutterActor *self);
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CLUTTER_EXPORT
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ClutterEffect *clutter_actor_get_effect (ClutterActor *self,
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const gchar *name);
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CLUTTER_EXPORT
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void clutter_actor_clear_effects (ClutterActor *self);
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CLUTTER_EXPORT
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gboolean clutter_actor_has_effects (ClutterActor *self);
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G_END_DECLS
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#endif /* __CLUTTER_EFFECT_H__ */
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