Class: Three::Raycaster

Inherits:
Object
  • Object
show all
Defined in:
lib/three/core/raycaster.rb

Defined Under Namespace

Classes: Intersection

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(backend: Backends::ThreeJS.new) ⇒ Raycaster

Returns a new instance of Raycaster.



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# File 'lib/three/core/raycaster.rb', line 27

def initialize(backend: Backends::ThreeJS.new)
  @backend = backend
  @handle = @backend.create_raycaster
end

Instance Attribute Details

#backend ⇒ Object (readonly)

Returns the value of attribute backend.



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# File 'lib/three/core/raycaster.rb', line 25

def backend
  @backend
end

#handle ⇒ Object (readonly)

Returns the value of attribute handle.



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# File 'lib/three/core/raycaster.rb', line 25

def handle
  @handle
end

Instance Method Details

#intersect_object(object, recursive: false) ⇒ Object 



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# File 'lib/three/core/raycaster.rb', line 37

def intersect_object(object, recursive: false)
  intersect_objects([object], recursive: recursive)
end

#intersect_objects(objects, recursive: false) ⇒ Object 



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# File 'lib/three/core/raycaster.rb', line 41

def intersect_objects(objects, recursive: false)
  @backend.intersect_objects(@handle, objects, recursive: recursive).map do |entry|
    build_intersection(entry)
  end
end

#set_from_camera(coords, camera) ⇒ Object 



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# File 'lib/three/core/raycaster.rb', line 32

def set_from_camera(coords, camera)
  @backend.set_raycaster_from_camera(@handle, coerce_vector2(coords), camera)
  self
end