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02b69e4d76
GCC has some optimization for the inclusion guard, but they only work if the check is the outermost one. We're fairly inconsistent because of historical reasons, so we should ensure that we follow the same pattern in every public header.
118 lines
4.3 KiB
C
118 lines
4.3 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_DEFORM_EFFECT_H__
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#define __CLUTTER_DEFORM_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 <cogl/cogl.h>
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#include <clutter/clutter-offscreen-effect.h>
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G_BEGIN_DECLS
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#define CLUTTER_TYPE_DEFORM_EFFECT (clutter_deform_effect_get_type ())
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#define CLUTTER_DEFORM_EFFECT(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), CLUTTER_TYPE_DEFORM_EFFECT, ClutterDeformEffect))
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#define CLUTTER_IS_DEFORM_EFFECT(obj) (G_TYPE_CHECK_INSTANCE_TYPE ((obj), CLUTTER_TYPE_DEFORM_EFFECT))
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#define CLUTTER_DEFORM_EFFECT_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST ((klass), CLUTTER_TYPE_DEFORM_EFFECT, ClutterDeformEffectClass))
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#define CLUTTER_IS_DEFORM_EFFECT_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass), CLUTTER_TYPE_DEFORM_EFFECT))
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#define CLUTTER_DEFORM_EFFECT_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS ((obj), CLUTTER_TYPE_DEFORM_EFFECT, ClutterDeformEffectClass))
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typedef struct _ClutterDeformEffect ClutterDeformEffect;
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typedef struct _ClutterDeformEffectPrivate ClutterDeformEffectPrivate;
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typedef struct _ClutterDeformEffectClass ClutterDeformEffectClass;
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/**
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* ClutterDeformEffect:
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*
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* The #ClutterDeformEffect structure contains
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* only private data and should 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 _ClutterDeformEffect
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{
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/*< private >*/
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ClutterOffscreenEffect parent_instance;
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ClutterDeformEffectPrivate *priv;
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};
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/**
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* ClutterDeformEffectClass:
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* @deform_vertex: virtual function; sub-classes should override this
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* function to compute the deformation of each vertex
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*
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* The #ClutterDeformEffectClass structure contains
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* only private data
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*
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* Since: 1.4
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*/
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struct _ClutterDeformEffectClass
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{
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/*< private >*/
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ClutterOffscreenEffectClass parent_class;
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/*< public >*/
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void (* deform_vertex) (ClutterDeformEffect *effect,
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gfloat width,
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gfloat height,
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CoglTextureVertex *vertex);
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/*< private >*/
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void (*_clutter_deform1) (void);
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void (*_clutter_deform2) (void);
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void (*_clutter_deform3) (void);
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void (*_clutter_deform4) (void);
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void (*_clutter_deform5) (void);
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void (*_clutter_deform6) (void);
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void (*_clutter_deform7) (void);
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};
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CLUTTER_AVAILABLE_IN_1_4
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GType clutter_deform_effect_get_type (void) G_GNUC_CONST;
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CLUTTER_AVAILABLE_IN_1_4
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void clutter_deform_effect_set_back_material (ClutterDeformEffect *effect,
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CoglHandle material);
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CLUTTER_AVAILABLE_IN_1_4
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CoglHandle clutter_deform_effect_get_back_material (ClutterDeformEffect *effect);
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CLUTTER_AVAILABLE_IN_1_4
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void clutter_deform_effect_set_n_tiles (ClutterDeformEffect *effect,
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guint x_tiles,
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guint y_tiles);
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CLUTTER_AVAILABLE_IN_1_4
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void clutter_deform_effect_get_n_tiles (ClutterDeformEffect *effect,
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guint *x_tiles,
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guint *y_tiles);
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CLUTTER_AVAILABLE_IN_1_4
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void clutter_deform_effect_invalidate (ClutterDeformEffect *effect);
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G_END_DECLS
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#endif /* __CLUTTER_DEFORM_EFFECT_H__ */
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