Class: Shape

Inherits:
Object
  • Object
show all
Defined in:
lib/rcad.rb

Instance Method Summary collapse

Instance Method Details

#*(right) ⇒ Object 



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# File 'lib/rcad.rb', line 107

def *(right)
  Intersection.new(self, right)
end

#+(right) ⇒ Object 



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# File 'lib/rcad.rb', line 99

def +(right)
  Union.new(self, right)
end

#-(right) ⇒ Object 



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# File 'lib/rcad.rb', line 103

def -(right)
  Difference.new(self, right)
end

#align(*align_pts) ⇒ Object 



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# File 'lib/rcad.rb', line 294

def align(*align_pts)
  at = align_pts.pop

  if align_pts.empty?
    return self.transform(at)
  end

  combined = align_pts
    .map { |apt| (apt.is_a? Transform) ? apt : self.send(apt) }
    .reduce :*

  combined = (yield self) * combined if block_given?

  self.transform(at * combined.inverse)
end

#back ⇒ Object 



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# File 'lib/rcad.rb', line 266

def back
  I.move_y(maxy)
end

#bbox ⇒ Object 



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# File 'lib/rcad.rb', line 198

def bbox
  if @bbox == nil
    @bbox = _bbox
  end

  @bbox
end

#bottom ⇒ Object 



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# File 'lib/rcad.rb', line 274

def bottom
  I.move_z(minz)
end

#center ⇒ Object 



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# File 'lib/rcad.rb', line 290

def center
  I.move(cx, cy, cz)
end

#cx ⇒ Object 



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# File 'lib/rcad.rb', line 242

def cx
  (minx + maxx) / 2.0
end

#cy ⇒ Object 



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# File 'lib/rcad.rb', line 246

def cy
  (miny + maxy) / 2.0
end

#cz ⇒ Object 



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# File 'lib/rcad.rb', line 250

def cz
  (minz + maxz) / 2.0
end

#extrude(height, twist = 0) ⇒ Object 



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# File 'lib/rcad.rb', line 190

def extrude(height, twist=0)
  LinearExtrusion.new(self, height, twist)
end

#front ⇒ Object 



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# File 'lib/rcad.rb', line 262

def front
  I.move_y(miny)
end

#left ⇒ Object 



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# File 'lib/rcad.rb', line 254

def left
  I.move_x(minx)
end

#maxx ⇒ Object 



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# File 'lib/rcad.rb', line 218

def maxx
  bbox[1][0]
end

#maxy ⇒ Object 



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# File 'lib/rcad.rb', line 222

def maxy
  bbox[1][1]
end

#maxz ⇒ Object 



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# File 'lib/rcad.rb', line 226

def maxz
  bbox[1][2]
end

#minx ⇒ Object 



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# File 'lib/rcad.rb', line 206

def minx
  bbox[0][0]
end

#miny ⇒ Object 



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# File 'lib/rcad.rb', line 210

def miny
  bbox[0][1]
end

#minz ⇒ Object 



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# File 'lib/rcad.rb', line 214

def minz
  bbox[0][2]
end

#mirror(x, y, z) ⇒ Object 



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# File 'lib/rcad.rb', line 138

def mirror(x, y, z)
  TransformedShape.new(self, I.mirror(x, y, z))
end

#mirror_x ⇒ Object 



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# File 'lib/rcad.rb', line 178

def mirror_x
  mirror(1, 0, 0)
end

#mirror_y ⇒ Object 



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# File 'lib/rcad.rb', line 182

def mirror_y
  mirror(0, 1, 0)
end

#mirror_z ⇒ Object 



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# File 'lib/rcad.rb', line 186

def mirror_z
  mirror(0, 0, 1)
end

#move(x, y, z) ⇒ Object 



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# File 'lib/rcad.rb', line 126

def move(x, y, z)
  TransformedShape.new(self, I.move(x, y, z))
end

#move_x(delta) ⇒ Object 



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# File 'lib/rcad.rb', line 142

def move_x(delta)
  move(delta, 0, 0)
end

#move_y(delta) ⇒ Object 



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# File 'lib/rcad.rb', line 146

def move_y(delta)
  move(0, delta, 0)
end

#move_z(delta) ⇒ Object 



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# File 'lib/rcad.rb', line 150

def move_z(delta)
  move(0, 0, delta)
end

#render ⇒ Object

if @shape isn’t defined in a Shape’s initialize() method, then render() should be overridden to create and return it on-the-fly.



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# File 'lib/rcad.rb', line 95

def render
  @shape
end

#revolve(angle = nil) ⇒ Object 



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# File 'lib/rcad.rb', line 194

def revolve(angle=nil)
  Revolution.new(self, angle)
end

#right ⇒ Object 



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# File 'lib/rcad.rb', line 258

def right
  I.move_x(maxx)
end

#rot_x(angle) ⇒ Object 



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# File 'lib/rcad.rb', line 154

def rot_x(angle)
  rotate(angle, [1, 0, 0])
end

#rot_y(angle) ⇒ Object 



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# File 'lib/rcad.rb', line 158

def rot_y(angle)
  rotate(angle, [0, 1, 0])
end

#rot_z(angle) ⇒ Object 



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# File 'lib/rcad.rb', line 162

def rot_z(angle)
  rotate(angle, [0, 0, 1])
end

#rotate(angle, axis) ⇒ Object 



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# File 'lib/rcad.rb', line 130

def rotate(angle, axis)
  TransformedShape.new(self, I.rotate(angle, axis))
end

#scale(x, y, z) ⇒ Object 



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# File 'lib/rcad.rb', line 134

def scale(x, y, z)
  TransformedShape.new(self, I.scale(x, y, z))
end

#scale_x(factor) ⇒ Object 



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# File 'lib/rcad.rb', line 166

def scale_x(factor)
  scale(factor, 1, 1)
end

#scale_y(factor) ⇒ Object 



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# File 'lib/rcad.rb', line 170

def scale_y(factor)
  scale(1, factor, 1)
end

#scale_z(factor) ⇒ Object 



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# File 'lib/rcad.rb', line 174

def scale_z(factor)
  scale(1, 1, factor)
end

#top ⇒ Object 



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# File 'lib/rcad.rb', line 270

def top
  I.move_z(maxz)
end

#transform(trsf) ⇒ Object 



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# File 'lib/rcad.rb', line 122

def transform(trsf)
  TransformedShape.new(self, trsf)
end

#xcenter ⇒ Object 



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# File 'lib/rcad.rb', line 278

def xcenter
  I.move_x(cx)
end

#xsize ⇒ Object 



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# File 'lib/rcad.rb', line 230

def xsize
  maxx - minx
end

#ycenter ⇒ Object 



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# File 'lib/rcad.rb', line 282

def ycenter
  I.move_y(cy)
end

#ysize ⇒ Object 



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# File 'lib/rcad.rb', line 234

def ysize
  maxy - miny
end

#zcenter ⇒ Object 



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# File 'lib/rcad.rb', line 286

def zcenter
  I.move_z(cz)
end

#zsize ⇒ Object 



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# File 'lib/rcad.rb', line 238

def zsize
  maxz - minz
end

#~@ ⇒ Object 



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# File 'lib/rcad.rb', line 111

def ~@
  if $shape_mode == :hull
    $shape << self
  else
    $shape = ($shape == nil) ? self : $shape.send($shape_mode, self)
  end

  p self
  self
end