FabLab_Chemnitz/mightyscape-1.1-deprecated
FabLab_Chemnitz/mightyscape-1.1-deprecated
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small adjustments

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This commit is contained in:
leyghisbb 2021-05-14 22:33:18 +02:00
parent 0bc820b926
commit 4f344c771f
3 changed files with 86 additions and 26 deletions
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1
.gitignore vendored
View File

@ -4,3 +4,4 @@
*.out
extensions/fablabchemnitz/animate_order/drawing.svg
extensions/fablabchemnitz/animate_order/animate_order.html
extensions/fablabchemnitz/DebugPath2Flex.txt

107
extensions/fablabchemnitz/ai_eps_output.py
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@ -1,4 +1,4 @@
#!/usr/bin/env python3
#!/usr/bin/env python
"""
Mainly written by Andras Prim github_at_primandras.hu
@ -7,7 +7,11 @@ http://code.google.com/p/core-framework/source/browse/trunk/plugins/svg.js
written by Angel Kostadinov, with MIT license
"""
from lxml import etree
try:
from lxml import etree as ET
except Exception:
import xml.etree.ElementTree as ET
import re
import math
@ -33,11 +37,19 @@ def css2dict(css):
return cssdict
def cssColor2Eps(cssColor, colors='RGB'):
"""converts css color definition (a hexa code with leading #)
"""converts css color definition (a hexa code with leading # or 'rgb()')
to eps color definition"""
r = float(int(cssColor[1:3],16)) / 255
g = float(int(cssColor[3:5],16)) / 255
b = float(int(cssColor[5:7],16)) / 255
if '#' == cssColor[0]:
r = float(int(cssColor[1:3],16)) / 255
g = float(int(cssColor[3:5],16)) / 255
b = float(int(cssColor[5:7],16)) / 255
else:
# assume 'rgb()' color
rgb = re.sub('[^0-9]+', ' ', cssColor).strip().split()
r = float(int(rgb[0], 10)) / 255
g = float(int(rgb[1], 10)) / 255
b = float(int(rgb[2], 10)) / 255
if colors == 'RGB':
return "%f %f %f" % (r, g, b)
elif colors == 'CMYKRGB':
@ -116,6 +128,7 @@ class svg2eps:
matrix[4] = matrix0[0] * matrix2[4] + matrix0[2]*matrix2[5] + matrix0[4]
matrix[5] = matrix0[1] * matrix2[4] + matrix0[3]*matrix2[5] + matrix0[5]
def alert(self, string, elem):
"""adds an alert to the collection"""
if not string in self.alerts:
@ -159,6 +172,7 @@ class svg2eps:
scale = self.toPt['uu']
self.matrices = [ [scale, 0, 0, -scale, 0, self.docHeight] ]
def gradientFill(self, elem, gradientId):
"""constructs a gradient instance definition in self.gradientOp"""
if gradientId not in self.gradients:
@ -192,6 +206,7 @@ class svg2eps:
if 'matrix' in transformGradient:
self.matrices.pop()
if 'linear' == transformGradient['type']:
#endPathSegment() will substitute appropriate closeOp in %%s
self.gradientOp = "\nBb 1 (l_%s) %f %f %f %f 1 0 0 1 0 0 Bg %%s 0 BB" % \
@ -213,7 +228,7 @@ class svg2eps:
if 'stroke' in css and css['stroke'] != 'none':
self.closeOp = 's'
self.pathCloseOp = 's'
if '#' == css['stroke'][0]:
if '#' == css['stroke'][0] or 'rgb' == css['stroke'][0:3]:
self.epspath += ' ' + cssColor2Eps(css['stroke']) + ' XA'
elif 'url' == css['stroke'][0:3]:
self.alert("gradient strokes not supported", elem)
@ -222,7 +237,7 @@ class svg2eps:
self.closeOp = 'b'
else:
self.closeOp = 'f'
if '#' == css['fill'][0]:
if '#' == css['fill'][0] or 'rgb' == css['fill'][0:3]:
self.epspath += ' ' + cssColor2Eps(css['fill']) + ' Xa'
elif 'url' == css['fill'][0:3]:
self.gradientFill(elem, css['fill'][5:-1])
@ -255,13 +270,16 @@ class svg2eps:
phase = 0
if css['stroke-dasharray'] == 'none':
dashArray = []
else:
dashArray = list(map(lambda x: "%f" % (self.lengthConv(float(x)),), css['stroke-dasharray'].split(',')))
if css['stroke-dasharray'] != 'none':
dashArrayIn = css['stroke-dasharray'].replace(',', ' ').split()
dashArray = list(map(lambda x: "%f" % (x,), filter(lambda x: x > 0, map(lambda x: self.lengthConv(float(x)), dashArrayIn))))
if 'stroke-dashoffset' in css:
phase = float(css['stroke-dashoffset'])
self.epspath += ' [ %s ] %f d' % (' '.join(dashArray), phase)
def endPathSegment(self, elem):
"""should be called when a path segment end is reached in a <path> element"""
if self.removeStrayPoints and self.segmentCommands <= 1:
@ -307,7 +325,9 @@ class svg2eps:
self.closeOp = 'n' # pathStyle(elem) will modify this
self.gradientOp = None
self.pathExplicitClose = False
self.epspath += '\n%AI3_Note: ' + elem.get('id') + '\n'
if elem.get('id'):
self.epspath += '\n%AI3_Note: ' + elem.get('id') + '\n'
self.pathStyle(elem)
tokens = self.rePathDSplit.split(pathData)
@ -398,22 +418,34 @@ class svg2eps:
self.segmentCommands += 1
elif 'Q' == cmd:
#export quadratic Bezier as cubic
x, y = self.coordConv(tokens[i], tokens[i+1])
self.epspath += ' %f %f %f %f' % (x, y, x, y)
qx0, qy0 = self.coordConv(self.curPoint[0], self.curPoint[1])
qx1, qy1 = self.coordConv(float(tokens[i]), float(tokens[i+1]))
i += 2
self.curPoint = (float(tokens[i]), float(tokens[i+1]))
x, y = self.coordConv(self.curPoint[0], self.curPoint[1])
self.epspath += ' %f %f' % (x, y)
qx2, qy2 = self.coordConv(self.curPoint[0], self.curPoint[1])
factor = 2.0 / 3.0
cx1 = qx0 + factor * (qx1 - qx0)
cy1 = qy0 + factor * (qy1 - qy0)
cx2 = qx2 - factor * (qx2 - qx1)
cy2 = qy2 - factor * (qy2 - qy1)
self.epspath += ' %f %f %f %f' % (cx1, cy1, cx2, cy2)
self.epspath += ' %f %f' % (qx2, qy2)
i += 2
self.epspath += ' c'
self.segmentCommands += 1
elif 'q' == cmd:
x, y = self.coordConv(self.curPoint[0] + float(tokens[i]), self.curPoint[1] +float(tokens[i+1]))
self.epspath += ' %f %f %f %f' % (x, y, x, y)
qx0, qy0 = self.coordConv(self.curPoint[0], self.curPoint[1])
qx1, qy1 = self.coordConv(self.curPoint[0] + float(tokens[i]), self.curPoint[1] + float(tokens[i+1]))
i += 2
self.curPoint = (self.curPoint[0] + float(tokens[i]), self.curPoint[1] + float(tokens[i+1]))
x, y = self.coordConv(self.curPoint[0], self.curPoint[1])
self.epspath += ' %f %f' % (x, y)
qx2, qy2 = self.coordConv(self.curPoint[0], self.curPoint[1])
factor = 2.0 / 3.0
cx1 = qx0 + factor * (qx1 - qx0)
cy1 = qy0 + factor * (qy1 - qy0)
cx2 = qx2 - factor * (qx2 - qx1)
cy2 = qy2 - factor * (qy2 - qy1)
self.epspath += ' %f %f %f %f' % (cx1, cy1, cx2, cy2)
self.epspath += ' %f %f' % (qx2, qy2)
i += 2
self.epspath += ' c'
self.segmentCommands += 1
@ -565,6 +597,10 @@ class svg2eps:
pathData += " L %f %f A %f %f 0 0 1 %f %f z" % (x+rx, y+height, rx,ry, x, y+height-ry)
self.elemPath(elem, pathData)
def elemPolygon(self, elem):
pathData = 'M ' + elem.get('points').replace(',', ' ').strip() + ' z'
self.elemPath(elem, pathData)
def elemCircle(self, elem):
r = float(elem.get('r'))
self.elemEllipseCircleCommon(elem, r, r)
@ -666,9 +702,19 @@ class svg2eps:
def elemStop(self, elem):
"""handles <stop> (gradient stop) svg element"""
style = css2dict(elem.get('style'))
color = cssColor2Eps(style['stop-color'], 'CMYKRGB')
offset = float(elem.get('offset')) * 100
stopColor = elem.get('stop-color')
if not stopColor:
style = css2dict(elem.get('style'))
if 'stop-color' in style:
stopColor = style['stop-color']
else:
stopColor = '#000000'
color = cssColor2Eps(stopColor, 'CMYKRGB')
offsetString = elem.get('offset').strip()
if offsetString[-1] == '%':
offset = float(offsetString[:-1])
else:
offset = float(offsetString) * 100
self.gradients[self.curGradientId]['stops'].append( (offset, color) )
def gradientSetup(self):
@ -763,7 +809,7 @@ class svg2eps:
return
if 'display' in css and css['display'] == 'none':
return
if shortTag in ('path', 'rect', 'circle', 'ellipse'):
if shortTag in ('path', 'rect', 'circle', 'ellipse', 'polygon'):
if 'opacity' in css and css['opacity'] == '0':
return
stroke = False
@ -796,7 +842,11 @@ class svg2eps:
self.epsLayers += "\nq\n"
clipPathSave= self.clipPath
self.clipPath = True
# output clip path even if it doesn't have visible style
popRemoveInvisible = self.removeInvisible
self.removeInvisible = False
self.walkElem(clipElem)
self.removeInvisible = popRemoveInvisible
self.clipPath = clipPathSave
self.epsLayers += ' W'
@ -816,6 +866,9 @@ class svg2eps:
elif 'ellipse' == shortTag:
if self.section != 'defs':
self.elemEllipse(elem)
elif 'polygon' == shortTag:
if self.section != 'defs':
self.elemPolygon(elem)
elif 'linearGradient' == shortTag:
self.elemGradient(elem, 'linear')
elif 'radialGradient' == shortTag:
@ -836,6 +889,7 @@ class svg2eps:
else:
self.alert("unhandled elem: " + shortTag, elem)
for child in list(elem):
self.walkElem(child)
@ -1094,7 +1148,8 @@ end
%%EOF
"""
self.root = etree.fromstring(self.svg)
self.root = ET.fromstring(self.svg)
self.walkElem(self.root)
self.gradientSetup()
@ -1118,11 +1173,11 @@ end
import sys
if len(sys.argv) < 2:
print("missing filename")
raise NameError("missing filename")
exit(1)
converter = svg2eps(sys.argv[1])
print(converter.convert())
#TODO: show alerts in dialogbox
#converter.showAlerts()
#converter.showAlerts()

4
extensions/fablabchemnitz/import_3d_mesh/import_3d_mesh.py
View File

@ -295,6 +295,10 @@ class Poly3D(inkex.GenerateExtension):
def generate(self):
so = self.options
if not os.path.exists(self.get_filename()):
inkex.utils.debug("The input file does not exist.")
exit(1)
input_mesh = om.read_polymesh(self.get_filename()) #read input file
output_obj = os.path.join(tempfile.gettempdir(), "input_mesh.obj")
om.write_mesh(output_obj, input_mesh)