Class: Ra::Lighting

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

Overview

Lighting encaspulates a [Phong Reflection Model](en.wikipedia.org/wiki/phong_reflection_model).

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(light:, surface:, shadowed:) ⇒ Lighting

Returns a new instance of Lighting.

Parameters:



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# File 'lib/ra/lighting.rb', line 21

def initialize(light:, surface:, shadowed:)
  @surface = surface
  @shadowed = shadowed
  @light = light
end

Instance Attribute Details

#light ⇒ Ra::Light

Returns:



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# File 'lib/ra/lighting.rb', line 16

def light
  @light
end

#shadowed ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/ra/lighting.rb', line 12

def shadowed
  @shadowed
end

#surface ⇒ Ra::Surface

Returns:



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# File 'lib/ra/lighting.rb', line 8

def surface
  @surface
end

Instance Method Details

#color ⇒ Ra::Color

Returns:



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# File 'lib/ra/lighting.rb', line 28

def color
  ambient_color + diffuse_color + specular_color
end