Patched Origami Pattern

extensions/fablabchemnitz/origami_patterns/OrigamiPatterns/Bendy_Straw.py

@@ -0,0 +1,369 @@
+#! /usr/bin/env python3
+
+import numpy as np
+from math import pi, sin, cos, tan, asin, acos, atan, sqrt
+
+import inkex
+
+from Path import Path
+from Pattern import Pattern
+
+# Select name of class, inherits from Pattern
+# TODO:
+# 1) Implement __init__ method to get all custom options and then call Pattern's __init__
+# 2) Implement generate_path_tree to define all of the desired strokes
+MIN = 0.0001
+
+
+class Bendy_Straw(Pattern):
+
+    def __init__(self):
+        Pattern.__init__(self)  # Must be called in order to parse common options
+
+        # save all custom parameters defined on .inx file
+        self.add_argument('--pattern', default='bendy_straw')
+        self.add_argument('--pattern_type', default='origami')
+        self.add_argument('--parameter_type', default='angles')
+        self.add_argument('--n', type=int, default=6)
+        self.add_argument('--lines', type=int, default=3)
+        self.add_argument('--radius', type=float, default=25.0)
+        self.add_argument('--radial_ratio', type=float, default=0.75)
+
+        self.add_argument('--alpha1', type=int, default=45)
+        self.add_argument('--alpha2', type=int, default=35)
+        self.add_argument('--h1', type=float, default=1)
+        self.add_argument('--h2', type=float, default=2)
+
+        self.add_argument('--vertex_base_outer_bool', type=inkex.Boolean, default=False)
+        self.add_argument('--vertex_base_inner_bool', type=inkex.Boolean, default=False)
+        self.add_argument('--vertex_radius_outer_bool', type=inkex.Boolean, default=False)
+        self.add_argument('--vertex_radius_inner_bool', type=inkex.Boolean, default=False)
+
+        self.add_argument('--add_attachment', type=inkex.Boolean, default=False)
+
+        # slot options for support ring
+        self.add_argument('--base_height', type=float, default=5.0)
+        self.add_argument('--add_base_slot', type=inkex.Boolean, default=False)
+        self.add_argument('--center_base_slot', type=inkex.Boolean, default=False)
+        self.add_argument('--base_slot_height', type=float, default=3.0)
+        self.add_argument('--base_slot_width', type=float, default=3.0)
+        self.add_argument('--distance', type=float, default=3.0)
+        self.add_argument('--add_distance_slot', type=inkex.Boolean, default=False)
+        self.add_argument('--distance_slot_height', type=float, default=3.0)
+        self.add_argument('--distance_slot_width', type=float, default=3.0)
+
+    def generate_path_tree(self):
+        """ Specialized path generation for your origami pattern
+        """
+        # retrieve conversion factor for selected unit
+        unit_factor = self.calc_unit_factor()
+        vertex_radius = self.options.vertex_radius * unit_factor
+
+        # retrieve saved parameters, and apply unit factor where needed
+        pattern_type = self.options.pattern_type
+        n = self.options.n
+        lines = self.options.lines
+        radial_ratio = self.options.radial_ratio
+        R = self.options.radius * unit_factor
+        distance = self.options.distance * unit_factor
+        base_height = self.options.base_height * unit_factor
+        # add_attachment = self.options.add_attachment
+        # attachment_length = self.options.attachment_length * unit_factor
+        r = R * radial_ratio
+
+        if (self.options.parameter_type == 'angles'):
+            alpha1 = self.options.alpha1 * pi / 180
+            alpha2 = self.options.alpha2 * pi / 180
+        elif (self.options.parameter_type == 'heights'):
+            alpha1 = atan(self.options.h1 * unit_factor / (R - r))
+            alpha2 = atan(self.options.h2 * unit_factor / (R - r))
+
+        # calculating pattern parameters
+        l1 = (R - r) / cos(alpha1)
+        l2 = (R - r) / cos(alpha2)
+        A = 2 * R * sin(pi / n)
+        # attachment_length = 0.01 * self.options.attachment_length * A
+        a = A * radial_ratio
+        dx = (A - a) / 2
+        beta1 = acos(cos(alpha1) * sin(pi / n))
+        beta2 = acos(cos(alpha2) * sin(pi / n))
+        b1 = l1 * sin(beta1)
+        b2 = l2 * sin(beta2)
+        height = (b1 + b2) * lines + distance * (lines - 1)
+
+        if self.options.add_attachment: n = n+1
+
+        #
+        # big horizontal mountains grid
+        #
+        mountain_horizontal_stroke = Path([(0, base_height), (A * n, base_height)], 'm')
+        horizontal_grid_mountain = []
+        for i in range(1, lines):
+            horizontal_grid_mountain.append(
+                mountain_horizontal_stroke + (0, distance * (i - 1) + b1 * (i + 0) + b2 * (i + 0)))
+            horizontal_grid_mountain.append(
+                mountain_horizontal_stroke + (0, distance * (i + 0) + b1 * (i + 0) + b2 * (i + 0)))
+        if distance < MIN:
+            horizontal_grid_mountain = horizontal_grid_mountain[::2]
+        if base_height > MIN:
+            horizontal_grid_mountain.insert(0, mountain_horizontal_stroke)
+            horizontal_grid_mountain.append(
+                mountain_horizontal_stroke + (0, distance * (lines - 1) + b1 * lines + b2 * lines))
+
+        # reverse every other horizontal stroke for faster laser-cutting
+        for i in range(len(horizontal_grid_mountain)):
+            if (i % 2 == 0):
+                horizontal_grid_mountain[i].points.reverse()
+
+        #
+        # diamond shapes
+        #
+
+        # full diamond patterns styles, depending on pattern type
+        style_diag_left = 'm'
+        style_diag_right = 'm'
+        style_diag = 'v'
+        style_vert = 'm'
+        style_hori_left = 'm'
+        style_hori_right = 'm'
+        if pattern_type == 'origami' or pattern_type == 'origami_bent':
+            style_hori_left = 'v'
+            style_diag_left = 'n'
+            style_diag_right = 'v'
+        elif pattern_type == 'origami2':
+            style_hori_right = 'v'
+            style_diag_left = 'v'
+            style_diag_right = 'n'
+        elif pattern_type == 'kirigami1':
+            style_vert = 'v'
+            style_hori_left = 'c'
+            style_hori_right = 'c'
+        elif pattern_type == 'kirigami2':
+            style_diag_left = 'c'
+            style_diag_right = 'c'
+            style_hori_left = 'n'
+            style_hori_right = 'n'
+            style_vert = 'n'
+
+        # diamond pattern with strokes of different styles
+        stroke_base = Path([(0, 0), (0, base_height)], 'm')
+        diamond_diagonals_left = Path([(0, base_height), (-dx, base_height + b1), (0, base_height + b1 + b2)],
+                                      style_diag_left)
+        diamond_diagonals_right = Path([(0, base_height + b1 + b2), (dx, base_height + b1), (0, base_height)],
+                                       style_diag_right)
+        diamond_vertical = Path([(0, base_height), (0, base_height + b1 + b2)], style_vert)
+        stroke_distance = Path([(0, base_height + b1 + b2), (0, distance + base_height + b1 + b2)], 'm')
+        diamond_horizontal_left = Path([(-dx, 0), (0, 0)], style_hori_left)
+        diamond_horizontal_right = Path([(0, 0), (dx, 0)], style_hori_right)
+
+        diamond = [diamond_diagonals_left, diamond_diagonals_right, diamond_vertical]
+
+        if pattern_type == 'origami_bent':
+            bent_diagonal = Path([(0, base_height + b1 + b2), (dx, base_height + b1), (0, base_height)], 'm')
+            bent_horizontal = Path([(0, 0), (dx, 0)], 'v')
+            line_bent = []
+
+
+        # drawing lines with the diamond shapes
+        line_left = []
+        line_middle = []
+        line_right = []
+        if base_height > MIN:
+            line_middle.append(stroke_base)
+            if pattern_type == 'origami_bent':
+                line_bent.append(stroke_base)
+        for i in range(lines):
+            delta = (0, (distance + b1 + b2) * i)
+            if pattern_type != 'kirigami2':
+                line_left.append(diamond_diagonals_right + delta)
+            line_middle = line_middle + Path.list_add(diamond, delta)
+            if pattern_type != 'kirigami2':
+                line_right.append(diamond_diagonals_left + delta)
+            if distance > MIN and i < lines - 1:
+                line_middle.append(stroke_distance + delta)
+
+            if pattern_type == 'origami_bent':
+                line_bent = line_bent + [bent_diagonal + delta]
+                if distance > MIN and i < lines - 1:
+                    line_bent.append(stroke_distance + delta)
+
+        if base_height > MIN:
+            line_middle.append(stroke_base + (0, base_height + height))
+            if pattern_type == 'origami_bent':
+                line_bent.append(stroke_base + (0, base_height + height))
+
+        # creating full diamond patterns
+        line_left = line_left[::-1]
+        diamond_patterns_full = [line_left]
+        for i in range(n - 1):
+            delta = (A * (i + 1), 0)
+            if pattern_type == 'origami_bent' and i == 2:
+                diamond_patterns_full.append(Path.list_add(line_bent, delta))
+            else:
+                diamond_patterns_full.append(Path.list_add(line_middle, delta))
+        diamond_patterns_full.append(Path.list_add(line_right, (A * n, 0)))
+
+        #
+        # small horizontal alternate style grid
+        #
+        valley_points = [(dx, 0),
+                         (dx + a, 0)]
+        valley_stroke = Path(valley_points, 'v')
+        if pattern_type == 'kirigami2':
+            horizontal_line = []
+        else:
+            horizontal_line = [diamond_horizontal_right + (0, 0)]
+        for i in range(n):
+            if not (pattern_type == 'origami_bent' and i == 3):
+                horizontal_line.append(valley_stroke + ((a + 2 * dx) * i, 0))
+            if (pattern_type != 'kirigami2'):
+                if not (pattern_type == 'origami_bent' and i == 3):
+                    horizontal_line.append(diamond_horizontal_left + (A + (a + 2 * dx) * i, 0))
+                if pattern_type == 'origami_bent' and i==2:
+                    horizontal_line.append(bent_horizontal + (A + (a + 2 * dx) * i, 0))
+                elif i < n - 1:
+                    horizontal_line.append(diamond_horizontal_right + (A + (a + 2 * dx) * i, 0))
+        horizontal_grid_alternate = []
+        for i in range(lines):
+            horizontal_grid_alternate.append(
+                Path.list_add(horizontal_line, (0, base_height + distance * (i + 0) + b1 * (i + 1) + b2 * (i + 0))))
+
+        # reverse every other horizontal stroke for faster laser-cutting
+        for i in range(len(horizontal_grid_alternate)):
+            if (i % 2 == 0):
+                horizontal_grid_alternate[i] = Path.list_invert(horizontal_grid_alternate[i])
+
+        # for i in range(len(horizontal_grid_alternate)):
+        #     inkex.debug(i)
+        #     Path.debug_points(horizontal_grid_alternate[i])
+        #     inkex.debug('\n')
+
+        #
+        # edge drawing
+        #
+        self.edge_points = [(0, 0)]
+        self.edge_points.append((A * n, 0))
+
+        # rectangles for attachments at base and between cells
+
+        # add upper base attachment
+        self.edge_points.append((A * n, base_height))
+
+        # draw attachment between cells and inside cells
+        for i in range(lines):
+            self.edge_points.append((A * n + 0, base_height + (b1 + b2) * (i + 0) + distance * i))
+            if pattern_type == 'kirigami2':
+                self.edge_points.append((A * n - dx, base_height + b1 * (i + 1) + (b2 + distance) * i))
+            self.edge_points.append((A * n + 0, base_height + (b1 + b2) * (i + 1) + distance * i))
+
+        self.edge_points.append((A * n, height + 2 * base_height))
+        self.edge_points.append((0, height + 2 * base_height))
+
+        # if full kirigami selected, cut left side next to cells
+        if pattern_type == 'kirigami2':
+            for i in range(lines):
+                self.edge_points.append((0, height + base_height - (b1 + b2) * (i + 0) - distance * i))
+                self.edge_points.append((dx, height + base_height - b2 * (i + 1) - (b1 + distance) * i))
+                self.edge_points.append((0, height + base_height - (b1 + b2) * (i + 1) - distance * i))
+
+        #
+        # slots drawing
+        #
+        center_slot = self.options.center_base_slot
+        base_slots = []
+        if self.options.add_base_slot:
+            base_slot_height = self.options.base_slot_height
+            base_slot_width = self.options.base_slot_width
+            if base_slot_height > base_height or base_slot_width > A:
+                inkex.debug('Base slot dimensions are too big')
+                base_slot_height = min(base_height, base_slot_height)
+                base_slot_width = min(A, base_slot_width)
+            if base_slot_height > 0 and base_slot_width > 0:
+                points = [(0,     0),
+                          (0,     base_slot_height),
+                          (base_slot_width, base_slot_height),
+                          (base_slot_width, 0,)]
+                base_slot = Path(points, 'c', closed=True) + ((A - base_slot_width)/2, (base_height - base_slot_height)/(1+center_slot))
+                base_slots_line = []
+                for i in range(n):
+                    base_slots_line.append(base_slot + (A*i, 0))
+                base_slots = [base_slots_line]
+                base_slots.append(Path.list_add(base_slots_line, (0, height+base_slot_height + (base_height - base_slot_height)*center_slot)))
+
+        dist_slots = []
+        if self.options.add_distance_slot:
+            dist_slot_height = self.options.distance_slot_height
+            dist_slot_width = self.options.distance_slot_width
+            if dist_slot_height > distance or dist_slot_width > A:
+                inkex.debug('Dimensions of slots between cells are too big')
+                dist_slot_height = min(distance, dist_slot_height)
+                dist_slot_width = min(A, dist_slot_width)
+
+            if dist_slot_height > 0 and dist_slot_width > 0:
+                points = [(0,     0),
+                          (0,     dist_slot_height),
+                          (dist_slot_width, dist_slot_height),
+                          (dist_slot_width, 0,)]
+                dist_slot = Path(points, 'c', closed=True) + ((A - dist_slot_width)/2, base_height+b1+b2 + (distance - dist_slot_height)/2)
+                dist_slots_line = []
+                for i in range(n):
+                    dist_slots_line.append(dist_slot + (A*i, 0))
+
+                for i in range(lines-1):
+                    dist_slots.append(Path.list_add(dist_slots_line, (0, i*(b1+b2+distance))))
+
+
+
+        # sending lines  to draw
+        self.path_tree = [horizontal_grid_mountain, horizontal_grid_alternate, diamond_patterns_full, base_slots, dist_slots]
+
+        #
+        # vertices drawing
+        #
+        # outer base vertices?
+        if self.options.vertex_base_outer_bool:
+            self.vertex_points = self.vertex_points + [(A * i, height + base_height * 2) for i in range(n + 1)]
+            self.vertex_points = self.vertex_points + [(A*i, 0) for i in range(n+1)]
+
+        # inner base vertices?
+        if self.options.vertex_base_inner_bool:
+            self.vertex_points = self.vertex_points + [(A*i, base_height) for i in range(n+1)]
+            self.vertex_points = self.vertex_points + [(A*i, height+base_height) for i in range(n+1)]
+            for j in range(lines-1):
+                    self.vertex_points = self.vertex_points + [(A*i, base_height+((b1+b2)*(j+1))+distance*j) for i in range(n+1)] + \
+                                                              [(A*i, base_height+((b1+b2)*(j+1))+distance*(j+1)) for i in range(n+1)]
+
+        # radius vertices?
+        if self.options.vertex_radius_outer_bool and pattern_type != 'kirigami2':
+            for j in range(lines):
+                i_range = list(range(3)) + list(range(3+(pattern_type=='origami_bent'), n + 1))
+                self.vertex_points = self.vertex_points + [(A * i, base_height + b1*(j+1) + (b2+distance)*j) for i in i_range]
+        if self.options.vertex_radius_inner_bool:
+            for j in range(lines):
+                if pattern_type != 'origami2':
+                    # pass
+                    self.vertex_points = self.vertex_points + [(dx + A * i, base_height + b1*(j+1) + (b2+distance)*j) for i in range(n)]
+                if pattern_type[:7] != 'origami':
+                    # pass
+                    self.vertex_points = self.vertex_points + [(-dx + A * (i + 1), base_height + b1 * (j + 1) + (b2 + distance) * j) for i in range(n)]
+            # for j in range(lines):
+
+
+
+
+        # self.vertex_points = self.vertex_points + vertices_base
+
+        # self.vertex_points = self.vertex_points + self.edge_points
+        # diamond_patterns_full_simple = Path.list_simplify(diamond_patterns_full)
+        # for path in diamond_patterns_full:
+        #     # path = Path.list_simplify(path)
+        #     # path = Path.list_simplify(path[0])
+        #     if path.style != 'n':
+        #         self.vertex_points = self.vertex_points + path.points
+
+
+
+#
+
+if __name__ == '__main__':
+    Bendy_Straw().run()

extensions/fablabchemnitz/origami_patterns/OrigamiPatterns/Kresling_full.py

@@ -10,8 +10,6 @@ from Kresling import Kresling
 class Kresling_Full(Kresling):
     
     def __init__(self):
-        """ Constructor
-        """
         Kresling.__init__(self)  # Must be called in order to parse common options
 
         self.add_argument('--measure_value', type=float, default=10.0, help="Length")

extensions/fablabchemnitz/origami_patterns/OrigamiPatterns/Path.py

@@ -1,9 +1,35 @@
 #! /usr/bin/env python3
 
-import inkex
+"""
+Path Class
+
+Defines a path and what it is supposed to be (mountain, valley, edge)
+
+"""
+
+import inkex        # Required
+import simplestyle  # will be needed here for styles support
+
+# compatibility hack
+try:
     from lxml import etree
+    inkex.etree = etree
+except:
+    pass
+
 from math import sin, cos, pi
 
+# compatibility hack for formatStyle
+def format_style(style):
+    try:
+        return str(inkex.Style(style)) # new
+    except:
+        return simplestyle.formatStyle(style) # old
+# def format_style(style):
+    # return simplestyle.formatStyle(style)
+
+
+
 class Path:
     """ Class that defines an svg stroke to be drawn in Inkscape
 
@@ -47,6 +73,7 @@ class Path:
         of the style. Ex.:
         if path_tree[i].style = 'm', styles_dict must have an element 'm'.
 
+
     generate_hgrid(cls, xlims, ylims, nb_of_divisions, style, include_edge=False)
         Generate list of Path instances, in which each Path is a stroke defining a horizontal grid dividing the space
         xlims * ylims nb_of_divisions times.
@@ -71,7 +98,15 @@ class Path:
     list_add(cls, paths, offsets)
         Generate list of new Path instances, adding a different tuple for each list
         
+    list_simplify(cls, paths)
+        Gets complicated path-tree list and converts it into 
+        a simple list.
 
+    list_invert(cls, paths)
+        Invert list of paths and points of each path.
+
+    debug_points(cls, paths):
+        Plots points of path tree in drawing order.
     """
 
     def __init__(self, points, style, closed=False, invert=False, radius=0.1, separated=False):
@@ -126,7 +161,7 @@ class Path:
         - Draws strokes defined on "path_tree" to "group"
         - Inputs:
         -- path_tree [nested list] of Path instances
-        -- group [etree.SubElement]
+        -- group [inkex.etree.SubElement]
         -- styles_dict [dict] containing all styles for path_tree
         """
     @staticmethod
@@ -138,10 +173,11 @@ class Path:
                 if len(subpath) == 1:
                     subgroup = group
                 else:
-                    subgroup = etree.SubElement(group, 'g')
+                    subgroup = inkex.etree.SubElement(group, 'g')
                 Path.draw_paths_recursively(subpath, subgroup, styles_dict)
             else:
-                if styles_dict[subpath.style]['draw']:
+                # ~ if subpath.style != 'n':
+                if subpath.style != 'n' and styles_dict[subpath.style]['draw']:
                     if subpath.type == 'linear':
 
                         points = subpath.points
@@ -151,13 +187,14 @@ class Path:
                         if subpath.closed:
                             path = path + 'L{},{} Z'.format(*points[0])
 
-                        attribs = {'style': str(inkex.Style(styles_dict[subpath.style])), 'd': path}
+                        
-                        etree.SubElement(group, inkex.addNS('path', 'svg'), attribs)
+                        attribs = {'style': format_style(styles_dict[subpath.style]), 'd': path}
+                        inkex.etree.SubElement(group, inkex.addNS('path', 'svg'), attribs)
                     else:
-                        attribs = {'style': str(inkex.Style(styles_dict[subpath.style])),
+                        attribs = {'style': format_style(styles_dict[subpath.style]),
                                    'cx': str(subpath.points[0][0]), 'cy': str(subpath.points[0][1]),
                                    'r': str(subpath.radius)}
-                        etree.SubElement(group, inkex.addNS('circle', 'svg'), attribs)
+                        inkex.etree.SubElement(group, inkex.addNS('circle', 'svg'), attribs)
 
     @classmethod
     def generate_hgrid(cls, xlims, ylims, nb_of_divisions, style, include_edge=False):
@@ -243,6 +280,7 @@ class Path:
                              styles[i]))
         return paths
         
+
     def __add__(self, offsets):
         """ " + " operator overload.
         Adding a tuple to a Path returns a new path with all points having an offset
@@ -464,3 +502,59 @@ class Path:
             paths_new.append(Path.reflect(path, p1, p2))
 
         return paths_new
+        
+    @classmethod
+    def list_simplify(cls, paths):
+        """ Gets complicated path-tree list and converts it into 
+        a simple list.
+
+        Returns
+        ---------
+        paths: list
+            list of Path instances
+        """
+        if type(paths) == Path:
+            return paths
+
+        simple_list = []
+        for i in range(len(paths)):
+            if type(paths[i]) == Path:
+                simple_list.append(paths[i])
+            elif type(paths[i]) == list:
+                simple_list = simple_list + Path.list_simplify(paths[i])
+        return simple_list
+
+    @classmethod
+    def list_invert(cls, paths):
+        """ Invert list of paths and points of each path.
+
+        Returns
+        ---------
+        paths: list
+            list of Path instances
+        """
+
+        if type(paths) == Path:
+            # return Path(paths.points[::-1], paths.style, paths.closed, paths.invert)
+            return Path(paths.points, paths.style, paths.closed, True)
+        elif type(paths) == list:
+            paths_inverted = []
+            # n = len(paths)
+            # for i in range(n):
+            #     # paths_inverted.append(Path.list_invert(paths[n-1-i]))
+            #     paths_inverted.append(Path.list_invert(paths[i]))
+            for path in paths:
+                # paths_inverted.append(Path.list_invert(paths[n-1-i]))
+                paths_inverted.append(Path.list_invert(path))
+            return paths_inverted[::-1]
+
+    @classmethod
+    def debug_points(cls, paths):
+        """ Plots points of path tree in drawing order.
+
+        """
+        if type(paths) == Path:
+            inkex.debug(paths.points)
+        elif type(paths) == list:
+            for sub_path in paths:
+                Path.debug_points(sub_path)

extensions/fablabchemnitz/origami_patterns/OrigamiPatterns/Pattern.py

@@ -29,6 +29,7 @@ class Pattern(inkex.Effect):
         self.add_argument('--mountain_dashes_duty', type=float, default=0.5, help='Mountain dash duty cycle.')
         self.add_argument('--mountain_dashes_bool', type=inkex.Boolean, default=True, help='Dashed strokes?')
         self.add_argument('--mountain_bool', type=inkex.Boolean, default=True, help='Draw mountains?')
+        self.add_argument('--mountain_bool_only', type=inkex.Boolean, default=False)
         
         # --------------------------------------------------------------------------------------------------------------
         # valley options
@@ -38,6 +39,7 @@ class Pattern(inkex.Effect):
         self.add_argument('--valley_dashes_duty', type=float, default=0.25, help='Valley dash duty cycle.')
         self.add_argument('--valley_dashes_bool', type=inkex.Boolean, default=True, help='Dashed strokes?')
         self.add_argument('--valley_bool', type=inkex.Boolean, default=True, help='Draw valleys?')
+        self.add_argument('--valley_bool_only', type=inkex.Boolean, default=False)
 
         # --------------------------------------------------------------------------------------------------------------
         # edge options
@@ -47,6 +49,7 @@ class Pattern(inkex.Effect):
         self.add_argument('--edge_dashes_duty', type=float, default=0.25, help='Edge dash duty cycle.')
         self.add_argument('--edge_dashes_bool', type=inkex.Boolean, default=False, help='Dashed strokes?')
         self.add_argument('--edge_bool', type=inkex.Boolean, default=True, help='Draw edges?')
+        self.add_argument('--edge_bool_only', type=inkex.Boolean, default=False)
         self.add_argument('--edge_single_path', type=inkex.Boolean, default=True, help='Edges as single path?')
 
         # --------------------------------------------------------------------------------------------------------------
@@ -57,6 +60,7 @@ class Pattern(inkex.Effect):
         self.add_argument('--universal_dashes_duty', type=float, default=0.25, help='Universal dash duty cycle.')
         self.add_argument('--universal_dashes_bool', type=inkex.Boolean, default=False, help='Dashed strokes?')
         self.add_argument('--universal_bool', type=inkex.Boolean, default=True, help='Draw universal creases?')
+        self.add_argument('--universal_bool_only', type=inkex.Boolean, default=False)
 
         # --------------------------------------------------------------------------------------------------------------
         # semicrease options
@@ -66,6 +70,7 @@ class Pattern(inkex.Effect):
         self.add_argument('--semicrease_dashes_duty', type=float,default=0.25, help='Semicrease dash duty cycle.')
         self.add_argument('--semicrease_dashes_bool', type=inkex.Boolean, default=False, help='Dashed strokes?')
         self.add_argument('--semicrease_bool', type=inkex.Boolean,  default=True, help='Draw semicreases?')
+        self.add_argument('--semicrease_bool_only', type=inkex.Boolean, default=False)
          
         # --------------------------------------------------------------------------------------------------------------
         # cut options
@@ -75,23 +80,42 @@ class Pattern(inkex.Effect):
         self.add_argument('--cut_dashes_duty', type=float, default=0.25, help='Cut dash duty cycle.')
         self.add_argument('--cut_dashes_bool', type=inkex.Boolean, default=False, help='Dashed strokes?')
         self.add_argument('--cut_bool', type=inkex.Boolean, default=True, help='Draw cuts?')
+        self.add_argument('--cut_bool_only', type=inkex.Boolean, default=False)
 
         # --------------------------------------------------------------------------------------------------------------
         # vertex options
         self.add_argument('--vertex_stroke_color', default=255,  help='Vertices\' color.')
         self.add_argument('--vertex_stroke_width', type=float, default=0.1,  help='Width of vertex strokes.')
         self.add_argument('--vertex_radius', type=float, default=0.1, help='Radius of vertices.')
-        self.add_argument('--vertex_bool', type=inkex.Boolean, default=True, help='Draw vertices?')
+        self.add_argument('--vertex_bool', type=inkex.Boolean, default=True)
+        self.add_argument('--vertex_bool_only', type=inkex.Boolean, default=False)
+        
         # here so we can have tabs - but we do not use it directly - else error
         self.add_argument('--active-tab', default='title', help="Active tab.")
 
         self.path_tree = []
         self.edge_points = []
+        self.vertex_points = []
         self.translate = (0, 0)
 
     def effect(self):
-        """ Main function, called when the extension is run.
+        # check if any selected to print only some of the crease types:
-        """
+        bool_only_list = [self.options.mountain_bool_only,
+                          self.options.valley_bool_only,
+                          self.options.edge_bool_only,
+                          self.options.universal_bool_only,
+                          self.options.semicrease_bool_only,
+                          self.options.cut_bool_only,
+                          self.options.vertex_bool_only]
+        if sum(bool_only_list) > 0:
+            self.options.mountain_bool = self.options.mountain_bool and self.options.mountain_bool_only
+            self.options.valley_bool = self.options.valley_bool and self.options.valley_bool_only
+            self.options.edge_bool = self.options.edge_bool and self.options.edge_bool_only
+            self.options.universal_bool = self.options.universal_bool and self.options.universal_bool_only
+            self.options.semicrease_bool = self.options.semicrease_bool and self.options.semicrease_bool_only
+            self.options.cut_bool = self.options.cut_bool and self.options.cut_bool_only
+            self.options.vertex_bool = self.options.vertex_bool and self.options.vertex_bool_only
+        
         # construct dictionary containing styles
         self.create_styles_dict()
 
@@ -103,6 +127,14 @@ class Pattern(inkex.Effect):
         # what page are we on
         # page_id = self.options.active_tab # sometimes wrong the very first time
 
+        # get vertex points and add them to path tree
+        vertex_radius = self.options.vertex_radius * self.calc_unit_factor()
+        vertices = []
+        self.vertex_points = list(set([i for i in self.vertex_points])) # remove duplicates 
+        for vertex_point in self.vertex_points:
+            vertices.append(Path(vertex_point, style='p', radius=vertex_radius))
+        self.path_tree.append(vertices)
+
         # Translate according to translate attribute
         g_attribs = {inkex.addNS('label', 'inkscape'): '{} Origami pattern'.format(self.options.pattern),
                        # inkex.addNS('transform-center-x','inkscape'): str(-bbox_center[0]),

extensions/fablabchemnitz/origami_patterns/OrigamiPatterns/SupportRing.py

@@ -0,0 +1,86 @@
+#! /usr/bin/env python3
+
+import numpy as np
+from math import pi, sin, cos
+
+import inkex
+
+from Path import Path
+from Pattern import Pattern
+
+class SupportRing(Pattern):
+
+    def __init__(self):
+        Pattern.__init__(self)  # Must be called in order to parse common options
+
+        # save all custom parameters defined on .inx file
+        self.add_argument('--sides', type=int, default=3)
+        self.add_argument('--radius_external', type=float, default=10.0)
+        self.add_argument('--radius_ratio', type=float, default=0.5)
+        self.add_argument('--radius_type', default='polygonal')
+        self.add_argument('--radius_draw', type=inkex.Boolean, default=True)
+        self.add_argument('--connector_length', type=float, default=3.0)
+        self.add_argument('--connector_thickness', type=float, default=3.0)
+        self.add_argument('--head_length', type=float, default=1.0)
+        self.add_argument('--head_thickness', type=float, default=1.0)
+        self.add_argument('--pattern', default='support ring')
+
+    def generate_path_tree(self):
+        """ Specialized path generation for your origami pattern
+        """
+        # retrieve conversion factor for selected unit
+        unit_factor = self.calc_unit_factor()
+
+        # retrieve saved parameters, and apply unit factor where needed
+        radius_external = self.options.radius_external * unit_factor
+        radius_type = self.options.radius_type
+        radius_ratio = self.options.radius_ratio
+        radius_internal = radius_external * radius_ratio
+        dradius = radius_external-radius_internal
+        sides = self.options.sides
+        connector_length = self.options.connector_length * unit_factor
+        connector_thickness = self.options.connector_thickness * unit_factor
+        head_length = self.options.head_length * unit_factor
+        head_thickness = self.options.head_thickness * unit_factor
+
+        angle = pi / sides
+        length_external = 2 * radius_external * sin(angle)
+        length_internal = length_external * radius_ratio
+
+        external_points = [(-length_external/2, 0),
+                           (-connector_thickness / 2, 0),
+                           (-connector_thickness / 2, -connector_length),
+                           (-connector_thickness / 2 - head_thickness / 2, -connector_length),
+                           (-connector_thickness / 2, -connector_length - head_length),
+                           (0, -connector_length - head_length),
+                           (+connector_thickness / 2, -connector_length - head_length),
+                           (+connector_thickness / 2 + head_thickness / 2, -connector_length),
+                           (+connector_thickness / 2, -connector_length),
+                           (+connector_thickness / 2, 0),
+                           (length_external/2, 0)]
+        internal_points = [(0, 0), (length_internal, 0)]
+
+        external_lines_0 = Path(external_points, 'm') + (length_external / 2, 0)
+        external_lines = [external_lines_0]
+
+        for i in range(sides-1):
+            x, y = external_lines[-1].points[-1]
+            external_lines.append(external_lines_0*(1, 2*(i+1)*angle) + (x, y))
+
+        self.path_tree = [external_lines]
+
+        if self.options.radius_draw == True:
+            if radius_type == 'polygonal':
+                internal_lines_0 = Path(internal_points, 'm')
+                internal_lines = [internal_lines_0]
+                for i in range(sides - 1):
+                    x, y = internal_lines[-1].points[-1]
+                    internal_lines.append(internal_lines_0*(1, 2*(i+1)*angle) + (x, y))
+                internal_lines = Path.list_add(internal_lines, ((length_external - length_internal) / 2, dradius * cos(angle)))
+            elif radius_type == 'circular':
+                internal_lines = Path((length_external / 2, radius_internal + dradius/2), radius=radius_internal, style = 'm')
+
+            self.path_tree.append(internal_lines)
+
+if __name__ == '__main__':
+    SupportRing().run()

extensions/fablabchemnitz/origami_patterns/origami_patterns_bendy_straw.inx

@@ -0,0 +1,105 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<inkscape-extension xmlns="http://www.inkscape.org/namespace/inkscape/extension">
+    <name>Origami Pattern - Bendy Straw</name>
+    <id>fablabchemnitz.de.origami_patterns.bendy_straw</id>
+    <param name="active-tab" type="notebook">
+        <page name="title" gui-text="Options">
+            <param name="pattern_type" type="optiongroup" appearance="combo" gui-text="Type of pattern:">
+                <option value="origami">Origami regular</option>
+                <option value="origami_bent">Origami bent</option>
+                <option value="kirigami1">Kirigami mode 1</option>
+                <option value="kirigami2">Kirigami mode 2</option>
+            </param>
+            <label xml:space="preserve">------------------------------------------------------------</label>
+            <param name="n" type="int" min="3" max="25" gui-text="Number of sides of polygon">6</param>
+            <param name="lines" type="int" min="1" max="100" gui-text="Number of cells">3</param>
+            <label xml:space="preserve">------------------------------------------------------------</label>
+            <param name="radius" type="float" max="10000" precision="3" gui-text="Radius of bigger polygon">25.0</param>
+            <param name="radial_ratio" type="float" max="1.0" min="0.0001" precision="3" gui-text="Ratio small radius/big radius">0.75</param>
+            <label xml:space="preserve">------------------------------------------------------------</label>
+            <param name="parameter_type" type="optiongroup" appearance="combo" gui-text="Parameter:">
+                <option value="angles">Angles (alpha1, alpha2)</option>
+                <option value="heights">Heights (h1, h2)</option>
+            </param>
+            <param name="alpha1" type="int" min="5" max="90" gui-text="Angle of superior cone (alpha1)">45</param>
+            <param name="alpha2" type="int" min="5" max="90" gui-text="Angle of inferior cone (alpha2)">35</param>
+            <param name="h1" type="float" min="0" max="200.0" precision="3" gui-text="Height of superior cone (h1)">1</param>
+            <param name="h2" type="float" min="0" max="200.0" precision="3" gui-text="Height of inferior cone (h2)">2</param>
+            <param name="units" type="optiongroup" appearance="combo" gui-text=" ">
+                <option value="mm">mm</option>
+                <option value="cm">cm</option>
+                <option value="in">in</option>
+                <option value="pt">pt</option>
+                <option value="px">px</option>
+            </param>
+        </page>
+        <page name="extra" gui-text="Extra">
+            <param name="add_attachment" type="bool" gui-text="Add attachments?">false</param>
+            <label xml:space="preserve">------------------------------------------------------------</label>
+            <param name="base_height" type="float" max="10000" precision="3" gui-text="Height of base">5.0</param>
+            <param name="add_base_slot" type="bool" gui-text="Add base slots?">false</param>
+            <param name="center_base_slot" type="bool" gui-text="Center base slots?">false</param>
+            <param name="base_slot_height" type="float" max="10000" precision="3" gui-text="Height of base slot">3.0</param>
+            <param name="base_slot_width" type="float" max="10000" precision="3" gui-text="Width of base slow">3.0</param>
+            <label xml:space="preserve">------------------------------------------------------------</label>
+            <param name="distance" type="float" max="10000" precision="3" gui-text="Distance between cells">3.0</param>
+            <param name="add_distance_slot" type="bool" gui-text="Add slots between cells?">false</param>
+            <param name="distance_slot_height" type="float" max="10000" precision="3" gui-text="Height of slots between cells">3.0</param>
+            <param name="distance_slot_width" type="float" max="10000" precision="3" gui-text="Width of slots between cells">3.0</param>
+        </page>
+        <page name="mountains" gui-text="Mountains">
+            <param name="mountain_bool" type="bool" gui-text="Draw mountains?">true</param>
+            <param name="mountain_dashes_bool" type="bool" gui-text="Dashed strokes?">true</param>
+            <param name="mountain_dashes_len" type="float" min="0.1" max="10" appearance="full" precision="2" gui-text="Mountain dash + gap length">1</param>
+            <param name="mountain_dashes_duty" type="float" min="0.1" max="1" appearance="full" precision="2" gui-text="Mountain dash duty cycle">0.5</param>
+            <param name="mountain_stroke_width" type="float" min="0.01" max="3" appearance="full" gui-text="Width of mountain strokes">0.1</param>
+            <param name="mountain_stroke_color" type="color" gui-text="Mountain creases color: ">4278190335</param>
+        </page>
+        <page name="valleys" gui-text="Valleys">
+            <param name="valley_bool" type="bool" gui-text="Draw valley?">true</param>
+            <param name="valley_dashes_bool" type="bool" gui-text="Dashed strokes?">true</param>
+            <param name="valley_dashes_len" type="float" min="0.1" max="10" appearance="full" precision="2" gui-text="Valley dash + gap length">1</param>
+            <param name="valley_dashes_duty" type="float" min="0.1" max="1" appearance="full" precision="2" gui-text="Valley dash duty cycle">0.25</param>
+            <param name="valley_stroke_width" type="float" min="0.01" max="3" appearance="full" gui-text="Width of valley strokes">0.1</param>
+            <param name="valley_stroke_color" type="color" gui-text="Valley creases color: ">65535</param>
+        </page>
+        <page name="cuts" gui-text="Cuts">
+            <param name="cut_bool" type="bool" gui-text="Draw cuts?">true</param>
+            <param name="cut_dashes_bool" type="bool" gui-text="Dashed strokes?">false</param>
+            <param name="cut_dashes_len" type="float" min="0.1" max="10" appearance="full" precision="2" gui-text="Cut dash + gap length">1</param>
+            <param name="cut_dashes_duty" type="float" min="0.1" max="1" appearance="full" precision="2" gui-text="Cut dash duty cycle">0.25</param>
+            <param name="cut_stroke_width" type="float" min="0.01" max="3" appearance="full" gui-text="Width of cut strokes">0.1</param>
+            <param name="cut_stroke_color" type="color" gui-text="Cut creases color: ">16711935</param>
+        </page>
+        <page name="edge" gui-text="Edge">
+            <param name="edge_bool" type="bool" gui-text="Draw edges?">true</param>
+            <param name="edge_single_path" type="bool" gui-text="Edges as single path?">true</param>
+            <param name="edge_dashes_bool" type="bool" gui-text="Dashed strokes?">false</param>
+            <param name="edge_dashes_len" type="float" min="0.1" max="10" appearance="full" precision="2" gui-text="Edge dash + gap length">1</param>
+            <param name="edge_dashes_duty" type="float" min="0.1" max="1" appearance="full" precision="2" gui-text="Edge dash duty cycle">0.25</param>
+            <param name="edge_stroke_width" type="float" min="0.01" max="3" appearance="full" gui-text="Width of edge strokes">0.1</param>
+            <param name="edge_stroke_color" type="color" gui-text="Edge color: ">255</param>
+        </page>
+        <page name="vertices" gui-text="Vertices">
+            <param name="vertex_bool" type="bool" gui-text="Draw vertices?">true</param>
+            <param name="vertex_base_outer_bool" type="bool" gui-text="Outer base vertices?">true</param>
+            <param name="vertex_base_inner_bool" type="bool" gui-text="Other base vertices?">true</param>
+            <param name="vertex_radius_outer_bool" type="bool" gui-text="Outer radius vertices?">true</param>
+            <param name="vertex_radius_inner_bool" type="bool" gui-text="Inner radius vertices?">true</param>
+            <param name="vertex_radius" type="float" min="0.01" max="50" appearance="full" gui-text="Radius of vertices">0.1</param>
+            <param name="vertex_stroke_width" type="float" min="0.01" max="3" appearance="full" gui-text="Width of vertex strokes">0.1</param>
+            <param name="vertex_stroke_color" type="color" gui-text="Vertices\' color: ">255</param>
+        </page>
+    </param>
+    <effect>
+        <object-type>all</object-type>
+        <effects-menu>
+            <submenu name="FabLab Chemnitz">
+                <submenu name="Paper/Cardboard Boxes"/>
+            </submenu>
+        </effects-menu>
+    </effect>
+    <script>
+        <command location="inx" interpreter="python">OrigamiPatterns/Bendy_Straw.py</command>
+    </script>
+</inkscape-extension>

extensions/fablabchemnitz/origami_patterns/origami_patterns_kresling.inx

@@ -1,6 +1,6 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <inkscape-extension xmlns="http://www.inkscape.org/namespace/inkscape/extension">
-	<name>Origami Pattern - Kresling tower</name>
+	<name>Origami Pattern - Kresling Tower</name>
 	<id>fablabchemnitz.de.origami_patterns.kresling_full</id>
 	<param name='active-tab' type="notebook">
 		<page name="title" gui-text="Options">
@@ -21,9 +21,6 @@
 				<option value="radius_internal">Internal radius (totally closed)</option>
 				<option value="diameter_external">External diameter</option>
 				<option value="diameter_internal">Internal diameter (totally closed)</option>
-<!--
-				<option value="a_l_angle">Angle between valley crease and horizontal polygon side</option>
--->
                 </param>
 			<param name="units" type="optiongroup" appearance="combo" gui-text=" ">
 				<option value="mm">mm</option>
@@ -48,6 +45,7 @@
 		</page>
 		<page name="mountains" gui-text="Mountain creases">
 			<param name="mountain_bool" type="bool" gui-text="Draw mountains?">true</param>
+            <param name="mountain_bool_only" type="bool" gui-text="Draw ONLY mountains?">false</param>
 			<param name="mountain_dashes_bool" type="bool" gui-text="Dashed strokes?">true</param>
 			<param name="mountain_dashes_len" type="float"  min="0.1" max="10" appearance="full" precision="2" gui-text="Mountain dash + gap length">1</param>
 			<param name="mountain_dashes_duty" type="float"  min="0.1" max="1" appearance="full" precision="2" gui-text="Mountain dash duty cycle">0.5</param>
@@ -56,6 +54,7 @@
 		</page>
 		<page name="valleys" gui-text="Valley creases">
 			<param name="valley_bool" type="bool" gui-text="Draw valley?">true</param>
+            <param name="valley_bool_only" type="bool" gui-text="Draw ONLY valleys?">false</param>
 			<param name="valley_dashes_bool" type="bool" gui-text="Dashed strokes?">true</param>
 			<param name="valley_dashes_len" type="float"  min="0.1" max="10" appearance="full" precision="2" gui-text="Valley dash + gap length">1</param>
 			<param name="valley_dashes_duty" type="float"  min="0.1" max="1" appearance="full" precision="2" gui-text="Valley dash duty cycle">0.25</param>
@@ -64,6 +63,7 @@
 		</page>
 		<page name="edge" gui-text="Edge">
 			<param name="edge_bool" type="bool" gui-text="Draw edges?">true</param>
+            <param name="edge_bool_only" type="bool" gui-text="Draw ONLY edges?">false</param>
 			<param name="edge_single_path" type="bool" gui-text="Edges as single path?">true</param>
 			<param name="edge_dashes_bool" type="bool" gui-text="Dashed strokes?">false</param>
 			<param name="edge_dashes_len" type="float"  min="0.1" max="10" appearance="full" precision="2" gui-text="Edge dash + gap length">1</param>
@@ -72,7 +72,8 @@
 			<param name="edge_stroke_color" type="color" gui-text="Edge color: ">255</param>
 		</page>
 		<page name="vertices" gui-text="Vertices">
-			<param name="vertex_bool" type="bool" gui-text="Draw vertices?">false</param>
+            <param name="vertex_bool" type="bool" gui-text="Draw vertices?">true</param>
+            <param name="vertex_bool_only" type="bool" gui-text="Draw ONLY vertices?">false</param>
 			<param name="vertex_radius" type="float" min="0.01" max="50" appearance="full"  gui-text="Radius of vertices">0.1</param>
 			<param name="vertex_stroke_width" type="float" min="0.01" max="3" appearance="full"  gui-text="Width of vertex strokes">0.1</param>
 			<param name="vertex_stroke_color" type="color" gui-text="Vertices\' color: ">255</param>

extensions/fablabchemnitz/origami_patterns/origami_patterns_misc_support_ring.inx

@@ -0,0 +1,48 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<inkscape-extension xmlns="http://www.inkscape.org/namespace/inkscape/extension">
+    <name>Origami Pattern - Support Ring</name>
+    <id>fablabchemnitz.de.origami_patterns.support_ring</id>
+    <param name="active-tab" type="notebook">
+        <page name="title" gui-text="Options">
+            <param name="sides" type="int" min="3" max="100" gui-text="Number of polygon sides">6</param>
+            <param name="radius_external" type="float" max="10000" precision="3" gui-text="External radius:">10.0</param>
+            <label xml:space="preserve">------------------------------------------------------------</label>
+            <param name="connector_length" type="float" max="10000" precision="3" gui-text="Connector length:">3.0</param>
+            <param name="connector_thickness" type="float" max="10000" precision="3" gui-text="Connector thickness:">3.0</param>
+            <param name="head_length" type="float" max="10000" precision="3" gui-text="Head extra length:">1.0</param>
+            <param name="head_thickness" type="float" max="10000" precision="3" gui-text="Head extra thickness:">1.0</param>
+            <label xml:space="preserve">------------------------------------------------------------</label>
+            <param name="radius_draw" type="bool" gui-text="Draw internal radius?">true</param>
+            <param name="radius_ratio" type="float" min="0" max="0.9" precision="3" gui-text="Radial ratio:">0.5</param>
+            <param name="radius_type" type="optiongroup" appearance="combo" gui-text="Internal radius type:">
+                <option value="polygonal">Polygonal</option>
+                <option value="circular">Circular</option>
+            </param>
+            <param name="units" type="optiongroup" appearance="combo" gui-text=" ">
+                <option value="mm">mm</option>
+                <option value="cm">cm</option>
+                <option value="in">in</option>
+                <option value="pt">pt</option>
+                <option value="px">px</option>
+            </param>
+        </page>
+        <page name="mountains" gui-text="Strokes">
+            <param name="mountain_dashes_bool" type="bool" gui-text="Dashed strokes?">false</param>
+            <param name="mountain_dashes_len" type="float" min="0.1" max="10" appearance="full" precision="2" gui-text="Dash + gap length">1</param>
+            <param name="mountain_dashes_duty" type="float" min="0.1" max="1" appearance="full" precision="2" gui-text="Dash duty cycle">0.5</param>
+            <param name="mountain_stroke_width" type="float" min="0.01" max="3" appearance="full" gui-text="Width of strokes">0.1</param>
+            <param name="mountain_stroke_color" type="color" gui-text="Strokes color: ">4278190335</param>
+        </page>
+    </param>
+    <effect>
+        <object-type>all</object-type>
+        <effects-menu>
+            <submenu name="FabLab Chemnitz">
+                <submenu name="Paper/Cardboard Boxes" />
+            </submenu>
+        </effects-menu>
+    </effect>
+    <script>
+        <command location="inx" interpreter="python">OrigamiPatterns/SupportRing.py</command>
+    </script>
+</inkscape-extension>

extensions/fablabchemnitz/origami_patterns/origami_patterns_pleat_circular.inx

@@ -20,6 +20,7 @@
 		</page>
 		<page name="mountains" gui-text="Mountain creases">
 			<param name="mountain_bool" type="bool" gui-text="Draw mountains?">true</param>
+            <param name="mountain_bool_only" type="bool" gui-text="Draw ONLY mountains?">false</param>
 			<param name="mountain_dashes_bool" type="bool" gui-text="Dashed strokes?">true</param>
 			<param name="mountain_dashes_len" type="float"  min="0.1" max="10" appearance="full" precision="2" gui-text="Mountain dash + gap length">1</param>
 			<param name="mountain_dashes_duty" type="float"  min="0.1" max="1" appearance="full" precision="2" gui-text="Mountain dash duty cycle">0.5</param>
@@ -28,6 +29,7 @@
 		</page>
 		<page name="valleys" gui-text="Valley creases">
 			<param name="valley_bool" type="bool" gui-text="Draw valley?">true</param>
+            <param name="valley_bool_only" type="bool" gui-text="Draw ONLY valleys?">false</param>
 			<param name="valley_dashes_bool" type="bool" gui-text="Dashed strokes?">true</param>
 			<param name="valley_dashes_len" type="float"  min="0.1" max="10" appearance="full" precision="2" gui-text="Valley dash + gap length">1</param>
 			<param name="valley_dashes_duty" type="float"  min="0.1" max="1" appearance="full" precision="2" gui-text="Valley dash duty cycle">0.25</param>
@@ -36,6 +38,7 @@
 		</page>
 		<page name="edge" gui-text="Edge">
 			<param name="edge_bool" type="bool" gui-text="Draw edges?">true</param>
+            <param name="edge_bool_only" type="bool" gui-text="Draw ONLY edges?">false</param>
 			<param name="edge_single_path" type="bool" gui-text="Edges as single path?">true</param>
 			<param name="edge_dashes_bool" type="bool" gui-text="Dashed strokes?">false</param>
 			<param name="edge_dashes_len" type="float"  min="0.1" max="10" appearance="full" precision="2" gui-text="Edge dash + gap length">1</param>
@@ -43,8 +46,16 @@
 			<param name="edge_stroke_width" type="float" min="0.01" max="3" appearance="full"  gui-text="Width of edge strokes">0.1</param>
 			<param name="edge_stroke_color" type="color" gui-text="Edge color: ">255</param>
 		</page>
+        <page name="vertices" gui-text="Vertices">
+            <param name="vertex_bool" type="bool" gui-text="Draw vertices?">true</param>
+            <param name="vertex_bool_only" type="bool" gui-text="Draw ONLY vertices?">false</param>
+            <param name="vertex_radius" type="float" min="0.01" max="50" appearance="full" gui-text="Radius of vertices">0.1</param>
+            <param name="vertex_stroke_width" type="float" min="0.01" max="3" appearance="full" gui-text="Width of vertex strokes">0.1</param>
+            <param name="vertex_stroke_color" type="color" gui-text="Vertices\' color: ">255</param>
+        </page>
 		<page name="semicrease" gui-text="Semicreases">
 			<param name="semicrease_bool" type="bool" gui-text="Draw semicreases?">true</param>
+            <param name="semicrease_bool_only" type="bool" gui-text="Draw ONLY semicreases?">false</param>
 			<param name="semicrease_dashes_bool" type="bool" gui-text="Dashed strokes?">false</param>
 			<param name="semicrease_dashes_len" type="float"  min="0.1" max="10" appearance="full" precision="2" gui-text="Semicrease dash + gap length">1</param>
 			<param name="semicrease_dashes_duty" type="float"  min="0.1" max="1" appearance="full" precision="2" gui-text="Semicrease dash duty cycle">0.25</param>

extensions/fablabchemnitz/origami_patterns/origami_patterns_pleat_hypar.inx

@@ -21,10 +21,10 @@
 			<param name="rings" type="int" min="1" max="100" gui-text="Number of rings">7</param>
 			<param name="simplify_center" type="bool" gui-text="Simplify center (probably not suited for odd number of sides)">false</param>
 			<label>Implements Hypar (classical hyperbolic paraboloid approximate). Classic Hypar is the easiest one to fold. However, it's not rigid foldable. More information in: Demaine, E. D., Demaine, M. L., Hart, V., Price, G. N. and Tachi, T. (2011). (Non)Existence of Pleated Folds: How Paper Folds Between Creases. Graphs and Combinatorics, 27(3), 377–397. https://doi.org/10.1007/s00373-011-1025-2</label>
-
 		</page>
 		<page name="mountains" gui-text="Mountain creases">
 			<param name="mountain_bool" type="bool" gui-text="Draw mountains?">true</param>
+            <param name="mountain_bool_only" type="bool" gui-text="Draw ONLY mountains?">false</param>
 			<param name="mountain_dashes_bool" type="bool" gui-text="Dashed strokes?">true</param>
 			<param name="mountain_dashes_len" type="float"  min="0.1" max="10" appearance="full" precision="2" gui-text="Mountain dash + gap length">1</param>
 			<param name="mountain_dashes_duty" type="float"  min="0.1" max="1" appearance="full" precision="2" gui-text="Mountain dash duty cycle">0.5</param>
@@ -33,6 +33,7 @@
 		</page>
 		<page name="valleys" gui-text="Valley creases">
 			<param name="valley_bool" type="bool" gui-text="Draw valley?">true</param>
+            <param name="valley_bool_only" type="bool" gui-text="Draw ONLY valleys?">false</param>
 			<param name="valley_dashes_bool" type="bool" gui-text="Dashed strokes?">true</param>
 			<param name="valley_dashes_len" type="float"  min="0.1" max="10" appearance="full" precision="2" gui-text="Valley dash + gap length">1</param>
 			<param name="valley_dashes_duty" type="float"  min="0.1" max="1" appearance="full" precision="2" gui-text="Valley dash duty cycle">0.25</param>
@@ -41,6 +42,7 @@
 		</page>
 		<page name="universal" gui-text="Universal creases">
 			<param name="universal_bool" type="bool" gui-text="Draw universal creases?">true</param>
+            <param name="universal_bool_only" type="bool" gui-text="Draw ONLY universal creases?">false</param>
 			<param name="universal_dashes_bool" type="bool" gui-text="Dashed strokes?">false</param>
 			<param name="universal_dashes_len" type="float"  min="0.1" max="10" appearance="full" precision="2" gui-text="Universal dash + gap length">1</param>
 			<param name="universal_dashes_duty" type="float"  min="0.1" max="1" appearance="full" precision="2" gui-text="Universal dash duty cycle">0.25</param>
@@ -49,6 +51,7 @@
 		</page>
 		<page name="edge" gui-text="Edge">
 			<param name="edge_bool" type="bool" gui-text="Draw edges?">true</param>
+            <param name="edge_bool_only" type="bool" gui-text="Draw ONLY edges?">false</param>
 			<param name="edge_single_path" type="bool" gui-text="Edges as single path?">true</param>
 			<param name="edge_dashes_bool" type="bool" gui-text="Dashed strokes?">false</param>
 			<param name="edge_dashes_len" type="float"  min="0.1" max="10" appearance="full" precision="2" gui-text="Edge dash + gap length">1</param>
@@ -57,7 +60,8 @@
 			<param name="edge_stroke_color" type="color" gui-text="Edge color: ">255</param>
 		</page>
 		<page name="vertices" gui-text="Vertices">
-			<param name="vertex_bool" type="bool" gui-text="Draw vertices?">false</param>
+            <param name="vertex_bool" type="bool" gui-text="Draw vertices?">true</param>
+            <param name="vertex_bool_only" type="bool" gui-text="Draw ONLY vertices?">false</param>
 			<param name="vertex_radius" type="float" min="0.01" max="50" appearance="full"  gui-text="Radius of vertices">0.1</param>
 			<param name="vertex_stroke_width" type="float" min="0.01" max="3" appearance="full"  gui-text="Width of vertex strokes">0.1</param>
 			<param name="vertex_stroke_color" type="color" gui-text="Vertices\' color: ">255</param>

extensions/fablabchemnitz/origami_patterns/origami_patterns_template.inx

@@ -1,6 +1,6 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <inkscape-extension xmlns="http://www.inkscape.org/namespace/inkscape/extension">
-	<name>Origami Pattern - Template effect</name>
+	<name>Origami Pattern - Template Effect</name>
 	<id>fablabchemnitz.de.origami_patterns.template</id>
 	<param name='active-tab' type="notebook">
 		<page name="title" gui-text="Options">
@@ -21,6 +21,7 @@
 		</page>
 		<page name="mountains" gui-text="Mountain creases">
 			<param name="mountain_bool" type="bool" gui-text="Draw mountains?">true</param>
+            <param name="mountain_bool_only" type="bool" gui-text="Draw ONLY mountains?">false</param>
 			<param name="mountain_dashes_bool" type="bool" gui-text="Dashed strokes?">true</param>
 			<param name="mountain_dashes_len" type="float" min="0.1" max="10" appearance="full" precision="2" gui-text="Mountain dash + gap length">1</param>
 			<param name="mountain_dashes_duty" type="float" min="0.1" max="1" appearance="full" precision="2" gui-text="Mountain dash duty cycle">0.5</param>
@@ -29,6 +30,7 @@
 		</page>
 		<page name="valleys" gui-text="Valley creases">
 			<param name="valley_bool" type="bool" gui-text="Draw valley?">true</param>
+            <param name="valley_bool_only" type="bool" gui-text="Draw ONLY valleys?">false</param>
 			<param name="valley_dashes_bool" type="bool" gui-text="Dashed strokes?">true</param>
 			<param name="valley_dashes_len" type="float"  min="0.1" max="10" appearance="full" precision="2" gui-text="Valley dash + gap length">1</param>
 			<param name="valley_dashes_duty" type="float"  min="0.1" max="1" appearance="full" precision="2" gui-text="Valley dash duty cycle">0.25</param>
@@ -37,6 +39,7 @@
 		</page>
 		<page name="edge" gui-text="Edge">
 			<param name="edge_bool" type="bool" gui-text="Draw edges?">true</param>
+            <param name="edge_bool_only" type="bool" gui-text="Draw ONLY edges?">false</param>
 			<param name="edge_single_path" type="bool" gui-text="Edges as single path?">true</param>
 			<param name="edge_dashes_bool" type="bool" gui-text="Dashed strokes?">false</param>
 			<param name="edge_dashes_len" type="float" min="0.1" max="10" appearance="full" precision="2" gui-text="Edge dash + gap length">1</param>
@@ -46,35 +49,11 @@
 		</page>
 		<page name="vertices" gui-text="Vertices">
 			<param name="vertex_bool" type="bool" gui-text="Draw vertices?">true</param>
+            <param name="vertex_bool_only" type="bool" gui-text="Draw ONLY vertices?">false</param>
 			<param name="vertex_radius" type="float" min="0.01" max="50" appearance="full" gui-text="Radius of vertices">0.1</param>
 			<param name="vertex_stroke_width" type="float" min="0.01" max="3" appearance="full" gui-text="Width of vertex strokes">0.1</param>
 			<param name="vertex_stroke_color" type="color" gui-text="Vertices\' color: ">255</param>
 		</page>
-<!--		UNCOMMENT UNIVERSAL CREASES, CUTS AND/OR SEMICREASES IF NEEDED-->
-<!--		<page name="universal" gui-text="Universal creases">-->
-<!--			<param name="universal_bool" type="bool" gui-text="Draw universal creases?">true</param>-->
-<!--			<param name="universal_dashes_bool" type="bool" gui-text="Dashed strokes?">false</param>-->
-<!--			<param name="universal_dashes_len" type="float"  min="0.1" max="10" appearance="full" precision="2" gui-text="Universal dash + gap length">1</param>-->
-<!--			<param name="universal_dashes_duty" type="float"  min="0.1" max="1" appearance="full" precision="2" gui-text="Universal dash duty cycle">0.25</param>-->
-<!-- 			<param name="universal_stroke_width" type="float" min="0.01" max="3" appearance="full"  gui-text="Width of universal strokes">0.1</param> -->
-<!--			<param name="universal_stroke_color" type="color" gui-text="Universal creases color: ">4278255615</param>-->
-<!--		</page>-->
-<!--		<page name="semicrease" gui-text="Semicreases">-->
-<!--			<param name="semicrease_bool" type="bool" gui-text="Draw semicreases?">true</param>-->
-<!--			<param name="semicrease_dashes_bool" type="bool" gui-text="Dashed strokes?">false</param>-->
-<!--			<param name="semicrease_dashes_len" type="float"  min="0.1" max="10" appearance="full" precision="2" gui-text="Semicrease dash + gap length">1</param>-->
-<!--			<param name="semicrease_dashes_duty" type="float"  min="0.1" max="1" appearance="full" precision="2" gui-text="Semicrease dash duty cycle">0.25</param>-->
-<!--			<param name="semicrease_stroke_width" type="float" min="0.01" max="3" appearance="full"  gui-text="Width of semicrease strokes">0.1</param>-->
-<!--			<param name="semicrease_stroke_color" type="color" gui-text="Semicreases color: ">4294902015</param>-->
-<!--		</page>-->
-<!--		<page name="cuts" gui-text="Cuts">-->
-<!--			<param name="cut_bool" type="bool" gui-text="Draw cuts?">true</param>-->
-<!--			<param name="cut_dashes_bool" type="bool" gui-text="Dashed strokes?">false</param>-->
-<!--			<param name="cut_dashes_len" type="float"  min="0.1" max="10" appearance="full" precision="2" gui-text="Cut dash + gap length">1</param>-->
-<!--			<param name="cut_dashes_duty" type="float"  min="0.1" max="1" appearance="full" precision="2" gui-text="Cut dash duty cycle">0.25</param>-->
-<!--			<param name="cut_stroke_width" type="float" min="0.01" max="3" appearance="full" gui-text="Width of cut strokes">0.1</param>-->
-<!--			<param name="cut_stroke_color" type="color" gui-text="Cut creases color: ">16711935</param>-->
-<!--		</page>-->
 	</param>
 	<effect>
 	<object-type>all</object-type>

extensions/fablabchemnitz/origami_patterns/origami_patterns_waterbomb.inx

@@ -28,6 +28,7 @@
 		</page>
 		<page name="mountains" gui-text="Mountain creases">
 			<param name="mountain_bool" type="bool" gui-text="Draw mountains?">true</param>
+            <param name="mountain_bool_only" type="bool" gui-text="Draw ONLY mountains?">false</param>
 			<param name="mountain_dashes_bool" type="bool" gui-text="Dashed strokes?">true</param>
 			<param name="mountain_dashes_len" type="float"  min="0.1" max="10" appearance="full" precision="2" gui-text="Mountain dash + gap length">1</param>
 			<param name="mountain_dashes_duty" type="float"  min="0.1" max="1" appearance="full" precision="2" gui-text="Mountain dash duty cycle">0.5</param>
@@ -36,6 +37,7 @@
 		</page>
 		<page name="valleys" gui-text="Valley creases">
 			<param name="valley_bool" type="bool" gui-text="Draw valley?">true</param>
+            <param name="valley_bool_only" type="bool" gui-text="Draw ONLY valleys?">false</param>
 			<param name="valley_dashes_bool" type="bool" gui-text="Dashed strokes?">true</param>
 			<param name="valley_dashes_len" type="float"  min="0.1" max="10" appearance="full" precision="2" gui-text="Valley dash + gap length">1</param>
 			<param name="valley_dashes_duty" type="float"  min="0.1" max="1" appearance="full" precision="2" gui-text="Valley dash duty cycle">0.25</param>
@@ -44,6 +46,7 @@
 		</page>
 		<page name="edge" gui-text="Edge">
 			<param name="edge_bool" type="bool" gui-text="Draw edges?">true</param>
+            <param name="edge_bool_only" type="bool" gui-text="Draw ONLY edges?">false</param>
 			<param name="edge_single_path" type="bool" gui-text="Edges as single path?">true</param>
 			<param name="edge_dashes_bool" type="bool" gui-text="Dashed strokes?">false</param>
 			<param name="edge_dashes_len" type="float"  min="0.1" max="10" appearance="full" precision="2" gui-text="Edge dash + gap length">1</param>
@@ -52,7 +55,8 @@
 			<param name="edge_stroke_color" type="color" gui-text="Edge color: ">255</param>
 		</page>
 		<page name="vertices" gui-text="Vertices">
-			<param name="vertex_bool" type="bool" gui-text="Draw vertices?">false</param>
+            <param name="vertex_bool" type="bool" gui-text="Draw vertices?">true</param>
+            <param name="vertex_bool_only" type="bool" gui-text="Draw ONLY vertices?">false</param>
 			<param name="vertex_radius" type="float" min="0.01" max="50" appearance="full"  gui-text="Radius of vertices">0.1</param>
 			<param name="vertex_stroke_width" type="float" min="0.01" max="3" appearance="full"  gui-text="Width of vertex strokes">0.1</param>
 			<param name="vertex_stroke_color" type="color" gui-text="Vertices\' color: ">255</param>