Class: WatchDoge::PixelTest
- Inherits:
-
Object
- Object
- WatchDoge::PixelTest
- Defined in:
- lib/watchdoge/pixel_test.rb
Instance Attribute Summary collapse
-
#after ⇒ Object
readonly
Returns the value of attribute after.
-
#before ⇒ Object
readonly
Returns the value of attribute before.
-
#diff ⇒ Object
readonly
Returns the value of attribute diff.
-
#option ⇒ Object
readonly
Returns the value of attribute option.
Class Method Summary collapse
Instance Method Summary collapse
- #diff? ⇒ Boolean
-
#initialize(input, reference, **kwargs) ⇒ PixelTest
constructor
A new instance of PixelTest.
Constructor Details
#initialize(input, reference, **kwargs) ⇒ PixelTest
Returns a new instance of PixelTest.
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# File 'lib/watchdoge/pixel_test.rb', line 51 def initialize input, reference, **kwargs @before = reference @after = input @option = kwargs @diff = self.class.diff input, reference end |
Instance Attribute Details
#after ⇒ Object (readonly)
Returns the value of attribute after.
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# File 'lib/watchdoge/pixel_test.rb', line 48 def after @after end |
#before ⇒ Object (readonly)
Returns the value of attribute before.
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# File 'lib/watchdoge/pixel_test.rb', line 47 def before @before end |
#diff ⇒ Object (readonly)
Returns the value of attribute diff.
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# File 'lib/watchdoge/pixel_test.rb', line 46 def diff @diff end |
#option ⇒ Object (readonly)
Returns the value of attribute option.
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# File 'lib/watchdoge/pixel_test.rb', line 49 def option @option end |
Class Method Details
.diff(input_image, reference_image, opacity: 0.7, mask_base_color: "#F163FF") ⇒ Object
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# File 'lib/watchdoge/pixel_test.rb', line 15 def self.diff input_image, reference_image, opacity: 0.7, mask_base_color: "#F163FF" return nil if input_image.pixels.hash == reference_image.pixels.hash mask_color = mask_base_color.concat (opacity * 256).to_i.to_s(16).upcase dup_input_image = input_image.dup input_image.height.times do |y| pixels = input_image.row(y) if y >= reference_image.height pixels.each_with_index do |pixel, x| dup_input_image.compose_pixel(x, y, mask_color) end else reference_pixels = reference_image.row(y) next if (pixels.hash == reference_pixels.hash) pixels.each_with_index do |pixel, x| if pixels[x] != reference_pixels[x] dup_input_image.compose_pixel(x, y, reference_pixels[x]) dup_input_image.compose_pixel(x, y, mask_color) end end end end dup_input_image end |
Instance Method Details
#diff? ⇒ Boolean
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# File 'lib/watchdoge/pixel_test.rb', line 60 def diff? @diff end |