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invert the matrix for direction == GIMP_TRANSFORM_BACKWARD. Fixes

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2003-07-16  Michael Natterer  <mitch@gimp.org>

	* app/vectors/gimpvectors.c (gimp_vectors_transform): invert the
	matrix for direction == GIMP_TRANSFORM_BACKWARD. Fixes corrective
	transformation of paths.
This commit is contained in:
Michael Natterer
2003-07-16 16:21:28 +00:00
committed by Michael Natterer
parent 30e041cd79
commit db2b23f1aa
2 changed files with 14 additions and 2 deletions
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6
ChangeLog
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@ -1,3 +1,9 @@
2003-07-16 Michael Natterer <mitch@gimp.org>
* app/vectors/gimpvectors.c (gimp_vectors_transform): invert the
matrix for direction == GIMP_TRANSFORM_BACKWARD. Fixes corrective
transformation of paths.
2003-07-16 Michael Natterer <mitch@gimp.org> 2003-07-16 Michael Natterer <mitch@gimp.org>
* app/tools/gimppainttool.c (gimp_paint_tool_draw): add a small * app/tools/gimppainttool.c (gimp_paint_tool_draw): add a small

8
app/vectors/gimpvectors.c
View File

@ -503,6 +503,7 @@ gimp_vectors_transform (GimpItem *item,
gpointer progress_data) gpointer progress_data)
{ {
GimpVectors *vectors; GimpVectors *vectors;
GimpMatrix3 local_matrix;
GList *list; GList *list;
vectors = GIMP_VECTORS (item); vectors = GIMP_VECTORS (item);
@ -513,6 +514,11 @@ gimp_vectors_transform (GimpItem *item,
_("Transform Path"), _("Transform Path"),
vectors); vectors);
local_matrix = *matrix;
if (direction == GIMP_TRANSFORM_BACKWARD)
gimp_matrix3_invert (&local_matrix);
for (list = vectors->strokes; list; list = g_list_next (list)) for (list = vectors->strokes; list; list = g_list_next (list))
{ {
GimpStroke *stroke = list->data; GimpStroke *stroke = list->data;
@ -522,7 +528,7 @@ gimp_vectors_transform (GimpItem *item,
{ {
GimpAnchor *anchor = list2->data; GimpAnchor *anchor = list2->data;
gimp_matrix3_transform_point (matrix, gimp_matrix3_transform_point (&local_matrix,
anchor->position.x, anchor->position.x,
anchor->position.y, anchor->position.y,
&anchor->position.x, &anchor->position.x,