Class: Wavefront::Triangle

Inherits:

Object

• Object
• Wavefront::Triangle

Defined in:

lib/wavefront/triangle.rb

Instance Attribute Summary

• #vertices ⇒ Object readonly

  Returns the value of attribute vertices.

Instance Method Summary

• #flip! ⇒ Object
• #initialize(v) ⇒ Triangle constructor

  A new instance of Triangle.

Constructor Details

#initialize(v) ⇒ Triangle

Returns a new instance of Triangle.

# File 'lib/wavefront/triangle.rb', line 5

def initialize v
  raise "A triangle can only have three vertices!" if 3 != v.size
  @vertices = v
end

Instance Attribute Details

#vertices ⇒ Object (readonly)

Returns the value of attribute vertices.

# File 'lib/wavefront/triangle.rb', line 3

def vertices
  @vertices
end

Instance Method Details

#flip! ⇒ Object

# File 'lib/wavefront/triangle.rb', line 10

def flip!
  vertices[1], vertices[2] = vertices[2], vertices[1]
end