glitch example

Author: monkstone

external_library/java/image_processing/glitch_example.rb

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+# Example for an artificial glitch effect.
+# Move the mouse from left to right to see different intensity
+# or press the left mouse button to see the original image.
+#
+# Author: Nick 'Milchreis' Müller
+# Translated to JRubyArt by Martin Prout
+
+load_library :ImageProcessing
+java_import 'milchreis.imageprocessing.Glitch'
+
+attr_reader :my_image
+
+def setup
+  sketch_title 'Glitch'
+  # Load image
+  @my_image = load_image(data_path('example.jpg'))
+end
+
+def draw
+  return image(my_image, 0, 0) if mouse_pressed?
+  intensity = map1d(mouseX, 0..width, 0..4)
+  image(Glitch.apply(my_image, intensity), 0, 0)
+  # You can also use:
+  # Glitch.apply(image)
+  # Glitch.apply(image, intensity, scanlineHeight)
+end
+
+def settings
+  size(550, 550)
+end