Class: Ra::Pattern::Base

Inherits:

Object

• Object
• Ra::Pattern::Base

Defined in:

lib/ra/pattern/base.rb

Overview

An abstract pattern. Any concrete subclass of pattern must implement the method ‘color`.

Direct Known Subclasses

Checkers, Gradient, Rings, Stripes, Texture

Instance Method Summary

• #color(point:) ⇒ Ra::Color

Instance Method Details

#color(point:) ⇒ Ra::Color

Parameters:

• point (Vector) —

  <u = 0.0..1.0, v = 0.0..1.0>

Returns:

• (Ra::Color)

Raises:

• (NotImplementedError)

# File 'lib/ra/pattern/base.rb', line 9

def color(point:)
  raise NotImplementedError, '#color must be implemented by a concrete subclass'
end