added more opitions and fixes to paperfold
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leyghisbb
parent
0f698fe29a
commit
0af00d9a8d
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@ -15,6 +15,7 @@
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<param name="printGluePairNumbers" type="bool" gui-text="Print glue pair numbers on cut edges">false</param>
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<param name="printAngles" type="bool" gui-text="Print folding angles on edges">false</param>
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<param name="printLengths" type="bool" gui-text="Print lengths on edges">false</param>
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<param name="printTriangleNumbers" type="bool" gui-text="Print triangle numbers on faces">false</param>
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<param name="importCoplanarEdges" type="bool" gui-text="Import coplanar edges">false</param>
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<param name="printStats" type="bool" gui-text="Show some unfold statistics">false</param>
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<param name="resizetoimport" type="bool" gui-text="Resize the canvas to the imported drawing's bounding box">true</param>
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@ -9,7 +9,7 @@ import numpy as np
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import openmesh as om
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import networkx as nx
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from lxml import etree
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from inkex import Transform, TextElement, Tspan, Color
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from inkex import Transform, TextElement, Tspan, Color, Circle
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"""
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Extension for InkScape 1.0
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@ -414,7 +414,7 @@ def findBoundingBox(mesh):
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return [xmin, ymin, boxSize]
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def writeSVG(self, unfolding, size):
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def writeSVG(self, unfolding, size, randomColorSet):
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mesh = unfolding[0]
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isFoldingEdge = unfolding[1]
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glueNumber = unfolding[3]
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@ -434,24 +434,37 @@ def writeSVG(self, unfolding, size):
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if size > 0:
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boxSize = size
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strokewidth = 0.002 * boxSize
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dashLength = 0.008 * boxSize
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spaceLength = 0.02 * boxSize
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strokewidth = boxSize * self.options.fontSize / 8000
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dashLength = boxSize * self.options.fontSize / 2000
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spaceLength = boxSize * self.options.fontSize / 800
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textDistance = boxSize * self.options.fontSize / 800
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textStrokewidth = 0.05 * strokewidth
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textStrokewidth = boxSize * self.options.fontSize / 3000
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fontsize = boxSize * self.options.fontSize / 1000
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# Generate a main group
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paperfoldPageGroup = self.document.getroot().add(inkex.Group(id=self.svg.get_unique_id("paperfold-page-")))
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#generate random colors for glue pairs
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randomColorSet = []
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if self.options.separateGluePairsByColor:
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while len(randomColorSet) < len(mesh.edges()):
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r = lambda: random.randint(0,255)
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newColor = '#%02X%02X%02X' % (r(),r(),r())
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if newColor not in randomColorSet:
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randomColorSet.append(newColor)
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if self.options.printTriangleNumbers is True:
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faceIdx = 0
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for face in mesh.faces():
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faceIdx += 1
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centroid = mesh.calc_face_centroid(face)
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circle = paperfoldPageGroup.add(Circle(cx=str(centroid[0]), cy=str(centroid[1]), r=str(fontsize)))
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circle.set('id', self.svg.get_unique_id('faceCircle-'))
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circle.set("style", "stroke:#000000;stroke-width:" + str(strokewidth/2) + ";fill:none")
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text = paperfoldPageGroup.add(TextElement(id=self.svg.get_unique_id("faceNumber-")))
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text.set("x", str(centroid[0]))
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text.set("y", str(centroid[1] + fontsize / 3))
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text.set("font-size", str(fontsize))
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text.set("style", "stroke-width:" + str(textStrokewidth) + ";text-anchor:middle;text-align:center")
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tspan = text.add(Tspan())
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tspan.set("x", str(centroid[0]))
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tspan.set("y", str(centroid[1] + fontsize / 3))
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tspan.set("style", "stroke-width:" + str(textStrokewidth) + ";text-anchor:middle;text-align:center")
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tspan.text = str(faceIdx)
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# Go over all edges of the grid
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for edge in mesh.edges():
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@ -478,9 +491,9 @@ def writeSVG(self, unfolding, size):
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valleyCuts += 1
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elif dihedralAngle == 0:
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lineStyle.update({"stroke": self.options.colorCoplanarEdges})
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line.set("id", self.svg.get_unique_id("coplanar-line-"))
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if self.options.importCoplanarEdges is False:
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line.delete()
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line.set("id", self.svg.get_unique_id("coplanar-edge-"))
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#if self.options.importCoplanarEdges is False:
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# line.delete()
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coplanarLines += 1
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lineStyle.update({"stroke-width":str(strokewidth)})
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@ -499,7 +512,13 @@ def writeSVG(self, unfolding, size):
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if dihedralAngle < 0:
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lineStyle.update({"stroke": self.options.colorValleyPerforates})
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line.set("id", self.svg.get_unique_id("valley-perforate-"))
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valleyPerforations += 1
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valleyPerforations += 1
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if dihedralAngle == 0:
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lineStyle.update({"stroke": self.options.colorCoplanarEdges})
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line.set("id", self.svg.get_unique_id("coplanar-edge-"))
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if self.options.importCoplanarEdges is False:
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line.delete()
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valleyPerforations += 1
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else:
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lineStyle.update({"stroke-dasharray":"none"})
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@ -512,14 +531,13 @@ def writeSVG(self, unfolding, size):
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lineStyle.update({"stroke-dashoffset":"0"})
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lineStyle.update({"stroke-opacity":"1"})
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line.style = lineStyle
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# Textual things
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halfEdge = mesh.halfedge_handle(edge, 0) # Find halfedge in the face
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if mesh.face_handle(halfEdge).idx() == -1:
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halfEdge = mesh.opposite_halfedge_handle(halfEdge)
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vector = mesh.calc_edge_vector(halfEdge)
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# normalize
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vector = vector / np.linalg.norm(vector)
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vector = vector / np.linalg.norm(vector) # normalize
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midPoint = 0.5 * (
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mesh.point(mesh.from_vertex_handle(halfEdge)) + mesh.point(mesh.to_vertex_handle(halfEdge)))
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rotatedVector = np.array([-vector[1], vector[0], 0])
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@ -531,7 +549,7 @@ def writeSVG(self, unfolding, size):
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if self.options.flipLabels is True:
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rotation += 180
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text = paperfoldPageGroup.add(TextElement(id=self.svg.get_unique_id("number-")))
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text = paperfoldPageGroup.add(TextElement(id=self.svg.get_unique_id("edgeNumber-")))
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text.set("x", str(position[0]))
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text.set("y", str(position[1]))
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text.set("font-size", str(fontsize))
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@ -585,7 +603,8 @@ class Unfold(inkex.EffectExtension):
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#Output
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pars.add_argument("--printGluePairNumbers", type=inkex.Boolean, default=False, help="Print glue pair numbers on cut edges")
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pars.add_argument("--printAngles", type=inkex.Boolean, default=False, help="Print folding angles on edges")
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pars.add_argument("--printLengths", type=inkex.Boolean, default=False, help="Print elengths on edges")
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pars.add_argument("--printLengths", type=inkex.Boolean, default=False, help="Print lengths on edges")
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pars.add_argument("--printTriangleNumbers", type=inkex.Boolean, default=False, help="Print triangle numbers on faces")
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pars.add_argument("--importCoplanarEdges", type=inkex.Boolean, default=False, help="Import coplanar edges")
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pars.add_argument("--printStats", type=inkex.Boolean, default=True, help="Show some unfold statistics")
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pars.add_argument("--resizetoimport", type=inkex.Boolean, default=True, help="Resize the canvas to the imported drawing's bounding box")
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@ -619,10 +638,19 @@ class Unfold(inkex.EffectExtension):
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if boxSize > maxSize:
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maxSize = boxSize
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#generate random colors for glue pairs
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randomColorSet = []
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if self.options.separateGluePairsByColor:
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while len(randomColorSet) < len(mesh.edges()):
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r = lambda: random.randint(0,255)
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newColor = '#%02X%02X%02X' % (r(),r(),r())
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if newColor not in randomColorSet:
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randomColorSet.append(newColor)
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# Create a new container group to attach all paperfolds
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paperfoldMainGroup = self.document.getroot().add(inkex.Group(id=self.svg.get_unique_id("paperfold-"))) #make a new group at root level
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for i in range(len(unfoldedComponents)):
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paperfoldPageGroup = writeSVG(self, unfoldedComponents[i], maxSize)
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paperfoldPageGroup = writeSVG(self, unfoldedComponents[i], maxSize, randomColorSet)
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#translate the groups next to each other to remove overlappings
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if i != 0:
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previous_bbox = paperfoldMainGroup[i-1].bounding_box()
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