alphamask.rb in ruby-processing-2.4.1

- old
+ new

@@ -1,23 +1,17 @@
-require 'ruby-processing'
-
 # Loads a "mask" for an image to specify the transparency 
 # in different parts of the image. The two images are blended
 # together using the mask() method of PImage. 
 
-class Alphamask < Processing::App
 
-  def setup
-    @image = load_image "test.jpg"
-    @image_mask = load_image "mask.jpg"
-    @image.mask @image_mask
-  end
-  
-  def draw
-  	background (mouse_x + mouse_y) / 1.5
-  	image @image, 50, 50
-  	image @image, mouse_x-50, mouse_y-50
-  end
-  
+def setup
+  size 640, 360
+  @image = load_image "test.jpg"
+  @image_mask = load_image "mask.jpg"
+  @image.mask @image_mask
 end
 
-Alphamask.new :title => "Alphamask", :width => 200, :height => 200
\ No newline at end of file
+def draw
+  background((mouse_x + mouse_y) / 1.5)
+  image @image, width / 2, height / 2
+  image @image, mouse_x - @image.width, mouse_y - @image.height
+end