Module: CrystalScad::Extras

Included in:
CrystalScad
Defined in:
lib/crystalscad/Extras.rb

Defined Under Namespace

Classes: Triangle

Instance Method Summary collapse

Instance Method Details

#knurl(y) ⇒ Object 



62
63
64
65
66
67
68
69
 
# File 'lib/crystalscad/Extras.rb', line 62

def knurl(y)
  x = 1.5
  height = 1.5
  res = cube(([x,y,height]))
  res -= cylinder(d:0.9,h:height*1.42,fn:16).rotate(y:45).translate(x:0)
  res -= cylinder(d:0.9,h:height*1.42,fn:16).rotate(y:-45).translate(x:1.5)
  res
end

#knurled_cube(size) ⇒ Object 



72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
 
# File 'lib/crystalscad/Extras.rb', line 72

def knurled_cube(size)
  x = size[0]
  y = size[1]
  z = size[2]
  res = nil
    
  (x / 1.5).ceil.times do |i|
    (z / 1.5).ceil.times do |f|
      res += knurl(y).translate(x:i*1.5,z:f*1.5)       
    end
  end

  res *= cube([x,y,z])


  res
end

#knurled_cylinder(args = {}) ⇒ Object 



91
92
93
94
95
96
97
98
99
100
101
102
103
104
 
# File 'lib/crystalscad/Extras.rb', line 91

def knurled_cylinder(args={})
  res = cylinder(args) 
  height = args[:h]
  r = args[:d] / 2.0

  24.times do |i|
    (height/2).ceil.times do |f| 
      res -= cylinder(d:0.9,h:height*2).rotate(y:45).translate(y:-r,z:f*2)
      res -= cylinder(d:0.9,h:height*2).rotate(y:-45).translate(y:-r,z:f*2)
    end
    res.rotate(z:15)
  end
  res
end