64 lines
3.3 KiB
C
64 lines
3.3 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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* pikabrush-transform.h
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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_BRUSH_TRANSFORM_H__
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#define __PIKA_BRUSH_TRANSFORM_H__
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/* virtual functions of PikaBrush, don't call directly */
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void pika_brush_real_transform_size (PikaBrush *brush,
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gdouble scale,
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gdouble aspect_ratio,
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gdouble angle,
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gboolean reflect,
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gint *scaled_width,
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gint *scaled_height);
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PikaTempBuf * pika_brush_real_transform_mask (PikaBrush *brush,
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gdouble scale,
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gdouble aspect_ratio,
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gdouble angle,
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gboolean reflect,
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gdouble hardness);
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PikaTempBuf * pika_brush_real_transform_pixmap (PikaBrush *brush,
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gdouble scale,
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gdouble aspect_ratio,
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gdouble angle,
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gboolean reflect,
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gdouble hardness);
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void pika_brush_transform_get_scale (gdouble scale,
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gdouble aspect_ratio,
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gdouble *scale_x,
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gdouble *scale_y);
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void pika_brush_transform_matrix (gdouble width,
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gdouble height,
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gdouble scale_x,
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gdouble scale_y,
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gdouble angle,
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gboolean reflect,
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PikaMatrix3 *matrix);
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#endif /* __PIKA_BRUSH_TRANSFORM_H__ */
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