80 lines
3.2 KiB
C
80 lines
3.2 KiB
C
/* PIKA - Photo and Image Kooker Application
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* a rebranding of The GNU Image Manipulation Program (created with heckimp)
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* A derived work which may be trivial. However, any changes may be (C)2023 by Aldercone Studio
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*
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* Original copyright, applying to most contents (license remains unchanged):
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* Copyright (C) 1995 Spencer Kimball and Peter Mattis
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program 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
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <https://www.gnu.org/licenses/>.
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*/
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#ifndef __PIKA_PERSPECTIVE_CLONE_H__
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#define __PIKA_PERSPECTIVE_CLONE_H__
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#include "pikaclone.h"
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#define PIKA_TYPE_PERSPECTIVE_CLONE (pika_perspective_clone_get_type ())
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#define PIKA_PERSPECTIVE_CLONE(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), PIKA_TYPE_PERSPECTIVE_CLONE, PikaPerspectiveClone))
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#define PIKA_PERSPECTIVE_CLONE_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST ((klass), PIKA_TYPE_PERSPECTIVE_CLONE, PikaPerspectiveCloneClass))
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#define PIKA_IS_PERSPECTIVE_CLONE(obj) (G_TYPE_CHECK_INSTANCE_TYPE ((obj), PIKA_TYPE_PERSPECTIVE_CLONE))
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#define PIKA_IS_PERSPECTIVE_CLONE_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass), PIKA_TYPE_PERSPECTIVE_CLONE))
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#define PIKA_PERSPECTIVE_CLONE_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS ((obj), PIKA_TYPE_PERSPECTIVE_CLONE, PikaPerspectiveCloneClass))
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typedef struct _PikaPerspectiveCloneClass PikaPerspectiveCloneClass;
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struct _PikaPerspectiveClone
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{
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PikaClone parent_instance;
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gdouble src_x_fv; /* source coords in front_view perspective */
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gdouble src_y_fv;
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gdouble dest_x_fv; /* destination coords in front_view perspective */
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gdouble dest_y_fv;
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PikaMatrix3 transform;
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PikaMatrix3 transform_inv;
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GeglNode *node;
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GeglNode *crop;
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GeglNode *transform_node;
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GeglNode *src_node;
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GeglNode *dest_node;
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};
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struct _PikaPerspectiveCloneClass
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{
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PikaCloneClass parent_class;
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};
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void pika_perspective_clone_register (Pika *pika,
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PikaPaintRegisterCallback callback);
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GType pika_perspective_clone_get_type (void) G_GNUC_CONST;
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void pika_perspective_clone_set_transform (PikaPerspectiveClone *clone,
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PikaMatrix3 *transform);
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void pika_perspective_clone_get_source_point (PikaPerspectiveClone *clone,
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gdouble x,
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gdouble y,
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gdouble *newx,
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gdouble *newy);
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#endif /* __PIKA_PERSPECTIVE_CLONE_H__ */
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