1 files changed, 57 insertions, 0 deletions
diff --git a/app/core/gimpcoords.h b/app/core/gimpcoords.h
new file mode 100644
index 0000000..38297f2
--- /dev/null
+++ b/app/core/gimpcoords.h
@@ -0,0 +1,57 @@
+/* GIMP - The GNU Image Manipulation Program
+ * Copyright (C) 1995 Spencer Kimball and Peter Mattis
+ *
+ * gimpcoords.h
+ * Copyright (C) 2002 Simon Budig  <simon@gimp.org>
+ *
+ * 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 __GIMP_COORDS_H__
+#define __GIMP_COORDS_H__
+
+
+void     gimp_coords_mix            (const gdouble     amul,
+                                     const GimpCoords *a,
+                                     const gdouble     bmul,
+                                     const GimpCoords *b,
+                                     GimpCoords       *ret_val);
+void     gimp_coords_average        (const GimpCoords *a,
+                                     const GimpCoords *b,
+                                     GimpCoords       *ret_average);
+void     gimp_coords_add            (const GimpCoords *a,
+                                     const GimpCoords *b,
+                                     GimpCoords       *ret_add);
+void     gimp_coords_difference     (const GimpCoords *a,
+                                     const GimpCoords *b,
+                                     GimpCoords       *difference);
+void     gimp_coords_scale          (const gdouble     f,
+                                     const GimpCoords *a,
+                                     GimpCoords       *ret_product);
+
+gdouble  gimp_coords_scalarprod     (const GimpCoords *a,
+                                     const GimpCoords *b);
+gdouble  gimp_coords_length         (const GimpCoords *a);
+gdouble  gimp_coords_length_squared (const GimpCoords *a);
+gdouble  gimp_coords_manhattan_dist (const GimpCoords *a,
+                                     const GimpCoords *b);
+
+gboolean gimp_coords_equal          (const GimpCoords *a,
+                                     const GimpCoords *b);
+
+gdouble  gimp_coords_direction      (const GimpCoords *a,
+                                     const GimpCoords *b);
+
+
+#endif /* __GIMP_COORDS_H__ */