diff options
Diffstat (limited to 'lib')
| -rw-r--r-- | lib/stitches/ripple_stitch.py | 17 |
1 files changed, 11 insertions, 6 deletions
diff --git a/lib/stitches/ripple_stitch.py b/lib/stitches/ripple_stitch.py index 58189817..b1179bf7 100644 --- a/lib/stitches/ripple_stitch.py +++ b/lib/stitches/ripple_stitch.py @@ -477,17 +477,18 @@ def _generate_satin_guide_helper_lines_with_constant_pattern_distance(stroke, gu def _generate_satin_guide_helper_lines_with_varying_pattern_distance(stroke, guide_line, outline, outline0, outline_width, outline_rotation): # rotate pattern and get the pattern width - minx, miny, maxx, maxy = _transform_outline(Point([0, 0]), outline_rotation, 1, outline, Point(outline0), 0).bounds - pattern_width = maxx - minx + transformed_outline = _transform_outline(Point([0, 0]), outline_rotation, 1, outline, Point(outline0), 0) + minx, miny, maxx, maxy = transformed_outline.bounds + pattern_height = maxy - miny distance = 0 + min_distance = stroke.min_line_dist or 0 line_point_dict = defaultdict(list) while True: if distance > guide_line.center_line.length: break check_stop_flag() - cut_point = guide_line.center_line.interpolate(distance) - point0, point1 = guide_line.find_cut_points(*cut_point.coords) + point0, point1 = get_cut_points(guide_line, distance) # move to point0, rotate and scale so the other point hits point1 scaling = (point1 - point0).length() / outline_width @@ -496,8 +497,7 @@ def _generate_satin_guide_helper_lines_with_varying_pattern_distance(stroke, gui translation = point0 - outline0 transformed_outline = _transform_outline(translation, rotation, scaling, outline, Point(point0), 0) - min_distance = stroke.min_line_dist or 0 - distance += max(1, (pattern_width * scaling) + min_distance) + distance += max(0.01, (pattern_height * scaling) + min_distance) # outline to helper line points for j, point in enumerate(transformed_outline.coords): @@ -506,6 +506,11 @@ def _generate_satin_guide_helper_lines_with_varying_pattern_distance(stroke, gui return _point_dict_to_helper_lines(len(outline.coords), line_point_dict) +def get_cut_points(guide_line, distance): + cut_point = guide_line.center_line.interpolate(distance) + return guide_line.find_cut_points(*cut_point.coords) + + def _transform_outline(translation, rotation, scaling, outline, origin, scale_axis): # transform transformed_outline = translate(outline, translation.x, translation.y) |