PIKApp/app/operations/pikaoperationgradient.h

78 lines
3.0 KiB
C

/* PIKA - Photo and Image Kooker Application
* a rebranding of The GNU Image Manipulation Program (created with heckimp)
* A derived work which may be trivial. However, any changes may be (C)2023 by Aldercone Studio
*
* Original copyright, applying to most contents (license remains unchanged):
* Copyright (C) 1995 Spencer Kimball and Peter Mattis
*
* pikaoperationgradient.h
* Copyright (C) 2014 Michael Henning <drawoc@darkrefraction.com>
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <https://www.gnu.org/licenses/>.
*/
#ifndef __PIKA_OPERATION_GRADIENT_H__
#define __PIKA_OPERATION_GRADIENT_H__
#include <gegl-plugin.h>
#define PIKA_TYPE_OPERATION_GRADIENT (pika_operation_gradient_get_type ())
#define PIKA_OPERATION_GRADIENT(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), PIKA_TYPE_OPERATION_GRADIENT, PikaOperationGradient))
#define PIKA_OPERATION_GRADIENT_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST ((klass), PIKA_TYPE_OPERATION_GRADIENT, PikaOperationGradientClass))
#define PIKA_IS_OPERATION_GRADIENT(obj) (G_TYPE_CHECK_INSTANCE_TYPE ((obj), PIKA_TYPE_OPERATION_GRADIENT))
#define PIKA_IS_OPERATION_GRADIENT_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass), PIKA_TYPE_OPERATION_GRADIENT))
#define PIKA_OPERATION_GRADIENT_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS ((obj), PIKA_TYPE_OPERATION_GRADIENT, PikaOperationGradientClass))
typedef struct _PikaOperationGradient PikaOperationGradient;
typedef struct _PikaOperationGradientClass PikaOperationGradientClass;
struct _PikaOperationGradient
{
GeglOperationFilter parent_instance;
PikaContext *context;
PikaGradient *gradient;
gdouble start_x, start_y, end_x, end_y;
PikaGradientType gradient_type;
PikaRepeatMode gradient_repeat;
gdouble offset;
gboolean gradient_reverse;
PikaGradientBlendColorSpace gradient_blend_color_space;
gboolean supersample;
gint supersample_depth;
gdouble supersample_threshold;
gboolean dither;
PikaRGB *gradient_cache;
gint gradient_cache_size;
GMutex gradient_cache_mutex;
};
struct _PikaOperationGradientClass
{
GeglOperationFilterClass parent_class;
};
GType pika_operation_gradient_get_type (void) G_GNUC_CONST;
#endif /* __PIKA_OPERATION_GRADIENT_H__ */