gimp/app/core/gimp-transform-utils.h

68 lines
3.5 KiB
C

/* The GIMP -- an image manipulation program
* Copyright (C) 1995-2001 Spencer Kimball, Peter Mattis, and others
*
* 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 2 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, write to the Free Software
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*/
#ifndef __GIMP_TRANSFORM_UTILS_H__
#define __GIMP_TRANSFORM_UTILS_H__
void gimp_transform_matrix_flip (GimpOrientationType flip_type,
gdouble axis,
GimpMatrix3 *result);
void gimp_transform_matrix_rotate (gint x1,
gint y1,
gint x2,
gint y2,
gdouble angle,
GimpMatrix3 *result);
void gimp_transform_matrix_rotate_center (gdouble cx,
gdouble cy,
gdouble angle,
GimpMatrix3 *result);
void gimp_transform_matrix_scale (gint x1,
gint y1,
gint x2,
gint y2,
gdouble tx1,
gdouble ty1,
gdouble tx2,
gdouble ty2,
GimpMatrix3 *result);
void gimp_transform_matrix_shear (gint x1,
gint y1,
gint x2,
gint y2,
GimpOrientationType orientation,
gdouble amount,
GimpMatrix3 *result);
void gimp_transform_matrix_perspective (gint x1,
gint y1,
gint x2,
gint y2,
gdouble tx1,
gdouble ty1,
gdouble tx2,
gdouble ty2,
gdouble tx3,
gdouble ty3,
gdouble tx4,
gdouble ty5,
GimpMatrix3 *result);
#endif /* __GIMP_TRANSFORM_UTILS_H__ */