FabLab_Chemnitz/mightyscape-1.1-deprecated
FabLab_Chemnitz/mightyscape-1.1-deprecated
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fix issue in contour scanner

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This commit is contained in:
Mario Voigt 2021-10-21 00:54:23 +02:00
parent 1cb3277f65
commit e6f3afdab5
1 changed files with 24 additions and 25 deletions
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49
extensions/fablabchemnitz/contour_scanner_and_trimmer/contour_scanner_and_trimmer.py
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@ -254,7 +254,8 @@ class ContourScannerAndTrimmer(inkex.EffectExtension):
elif self.options.trimming_path_types == 'closed_paths' and isClosed == 'False': return #skip this call elif self.options.trimming_path_types == 'closed_paths' and isClosed == 'False': return #skip this call
elif self.options.trimming_path_types == 'both': pass elif self.options.trimming_path_types == 'both': pass
csp = subSplitLineArray[subSplitIndex].path.to_arrays() csp = Path(subSplitLineArray[subSplitIndex].path.transform(subSplitLineArray[subSplitIndex].composed_transform())).to_arrays() #will be buggy if draw subsplit lines is deactivated
ls = LineString([(csp[0][1][0], csp[0][1][1]), (csp[1][1][0], csp[1][1][1])]) ls = LineString([(csp[0][1][0], csp[0][1][1]), (csp[1][1][0], csp[1][1][1])])
trimLineStyle = {'stroke': str(self.options.color_trimmed), 'fill': 'none', 'stroke-width': self.options.strokewidth} trimLineStyle = {'stroke': str(self.options.color_trimmed), 'fill': 'none', 'stroke-width': self.options.strokewidth}
@ -263,10 +264,11 @@ class ContourScannerAndTrimmer(inkex.EffectExtension):
trimGroupParentId = subSplitLineArray[subSplitIndex].attrib['originalPathId'] trimGroupParentId = subSplitLineArray[subSplitIndex].attrib['originalPathId']
trimGroupId = '{}-{}-{}'.format(idPrefixTrimming, idPrefixSubSplit, trimGroupParentId) trimGroupId = '{}-{}-{}'.format(idPrefixTrimming, idPrefixSubSplit, trimGroupParentId)
trimGroupParent = self.svg.getElementById(trimGroupParentId) trimGroupParent = self.svg.getElementById(trimGroupParentId)
#trimGroupParentTransform = trimGroupParent.composed_transform()
trimGroup = self.find_group(trimGroupId) trimGroup = self.find_group(trimGroupId)
if trimGroup is None: if trimGroup is None:
trimGroup = trimGroupParent.getparent().add(inkex.Group(id=trimGroupId)) trimGroup = trimGroupParent.getparent().add(inkex.Group(id=trimGroupId))
trimGroup.transform = -subSplitLineArray[subSplitIndex].composed_transform()
#apply isBezier and original path id information to group (required for bezier splitting the original path at the end) #apply isBezier and original path id information to group (required for bezier splitting the original path at the end)
trimGroup.attrib['originalPathIsBezier'] = subSplitLineArray[subSplitIndex].attrib['originalPathIsBezier'] trimGroup.attrib['originalPathIsBezier'] = subSplitLineArray[subSplitIndex].attrib['originalPathIsBezier']
@ -834,6 +836,15 @@ class ContourScannerAndTrimmer(inkex.EffectExtension):
#if so.draw_subsplit is disabled bu we filter sub split lines and follow with trim operation we lose a lot of elements which may not be deleted! #if so.draw_subsplit is disabled bu we filter sub split lines and follow with trim operation we lose a lot of elements which may not be deleted!
so.draw_subsplit = True so.draw_subsplit = True
if so.draw_subsplit is False and so.draw_trimmed is True:
so.delete_original_after_split_trim = True
if so.draw_trimmed is True:
so.draw_subsplit = True
if so.bent_ott_use_debug is True:
so.show_debug = True
#some constant stuff / styles #some constant stuff / styles
relativePathStyle = {'stroke': str(so.color_relative), 'fill': 'none', 'stroke-width': so.strokewidth} relativePathStyle = {'stroke': str(so.color_relative), 'fill': 'none', 'stroke-width': so.strokewidth}
absolutePathStyle = {'stroke': str(so.color_absolute), 'fill': 'none', 'stroke-width': so.strokewidth} absolutePathStyle = {'stroke': str(so.color_absolute), 'fill': 'none', 'stroke-width': so.strokewidth}
@ -1200,43 +1211,31 @@ class ContourScannerAndTrimmer(inkex.EffectExtension):
if so.draw_trimmed is True: if so.draw_trimmed is True:
try: try:
allSubSplitLineStrings = [] allSubSplitLineStrings = []
allSubSplitLineStringsTransformed = []
for subSplitLine in subSplitLineArray: for subSplitLine in subSplitLineArray:
csp = subSplitLine.path.to_arrays() csp = Path(subSplitLine.path.transform(subSplitLine.composed_transform())).to_arrays() #will be buggy if draw subsplit lines is deactivated
if subSplitLine.getparent() != None: lineString = [(csp[0][1][0], csp[0][1][1]), (csp[1][1][0], csp[1][1][1])]
cspTransformed = Path(subSplitLine.path.transform(subSplitLine.getparent().composed_transform())).to_arrays() #lineStringStyle = {'stroke': '#0000FF', 'fill': 'none', 'stroke-width': str(self.svg.unittouu('1px'))}
else: #line = self.svg.get_current_layer().add(inkex.PathElement(id=self.svg.get_unique_id('lineString')))
cspTransformed = csp #line.set('d', "M{:0.6f},{:0.6f} L{:0.6f},{:0.6f}".format(lineString[0][0],lineString[0][1],lineString[1][0],lineString[1][1]))
lineString = [(csp[0][1][0], csp[0][1][1]), (csp[1][1][0], csp[1][1][1])] #line.style = lineStringStyle
lineStringTransformed = [(cspTransformed[0][1][0], cspTransformed[0][1][1]), (cspTransformed[1][1][0], cspTransformed[1][1][1])] #line.transform = -self.svg.get_current_layer().transform
if so.remove_trim_duplicates is True: if so.remove_trim_duplicates is True:
if so.visualize_global_intersections is True: #ignore that calculation if false
if lineStringTransformed not in allSubSplitLineStringsTransformed:
allSubSplitLineStringsTransformed.append(lineStringTransformed)
else:
if so.show_debug is True:
self.msg("transformed line {} already in sub split line collection. Dropping ...".format(lineStringTransformed))
if lineString not in allSubSplitLineStrings: if lineString not in allSubSplitLineStrings:
allSubSplitLineStrings.append(lineString) allSubSplitLineStrings.append(lineString)
else: else:
if so.show_debug is True: if so.show_debug is True:
self.msg("line {} already in sub split line collection. Dropping ...".format(lineString)) self.msg("line {} already in sub split line collection. Dropping ...".format(lineString))
else: #if false we append all segments without filtering duplicate ones else: #if false we append all segments without filtering duplicate ones
allSubSplitLineStrings.append(lineString) allSubSplitLineStrings.append(lineString)
if so.visualize_global_intersections is True: #ignore that calculation if false
allSubSplitLineStringsTransformed.append(allSubSplitLineStringsTransformed)
if so.show_debug is True: if so.show_debug is True:
self.msg("Going to calculate intersections using Bentley Ottmann Sweep Line Algorithm") self.msg("Going to calculate intersections using Bentley Ottmann Sweep Line Algorithm")
globalIntersectionPoints = MultiPoint(isect_segments(allSubSplitLineStrings, validate=True)) globalIntersectionPoints = MultiPoint(isect_segments(allSubSplitLineStrings, validate=True))
if so.visualize_global_intersections is True: #ignore that calculation to save time
globalIntersectionPointsTransformed = MultiPoint(isect_segments(allSubSplitLineStringsTransformed, validate=True))
if so.show_debug is True: if so.show_debug is True:
self.msg("global intersection points count: {}".format(len(globalIntersectionPoints))) self.msg("global intersection points count: {}".format(len(globalIntersectionPoints)))
if len(globalIntersectionPoints) > 0: if len(globalIntersectionPoints) > 0:
if so.visualize_global_intersections is True: if so.visualize_global_intersections is True:
self.visualize_global_intersections(globalIntersectionPointsTransformed) self.visualize_global_intersections(globalIntersectionPoints)
''' '''
now we trim the sub split lines at all calculated intersection points. now we trim the sub split lines at all calculated intersection points.