Class: Circumcircle

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

Overview

Circumcircle from 3 points

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(points) ⇒ Circumcircle

Returns a new instance of Circumcircle.



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# File 'lib/math_demo/circumcircle.rb', line 7

def initialize(points)
  @points = points
end

Instance Attribute Details

#center ⇒ Object (readonly)

Returns the value of attribute center.



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# File 'lib/math_demo/circumcircle.rb', line 6

def center
  @center
end

#points ⇒ Object (readonly)

Returns the value of attribute points.



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# File 'lib/math_demo/circumcircle.rb', line 6

def points
  @points
end

#radius ⇒ Object (readonly)

Returns the value of attribute radius.



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# File 'lib/math_demo/circumcircle.rb', line 6

def radius
  @radius
end

Instance Method Details

#calculate ⇒ Object 



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# File 'lib/math_demo/circumcircle.rb', line 11

def calculate
  @center = Vec2D.new(-(bx / am), -(by / am))
  @radius = center.dist(points[2]) # points[2] = c
end