more data_path

Author: monkstone

processing_app/basics/image/alphamask.rb

@@ -1,12 +1,11 @@
-# Loads a "mask" for an image to specify the transparency 
+# 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. 
-
+# together using the mask() method of PImage.
 
 def setup
   sketch_title 'Alpha Mask'
-  @image = load_image 'test.jpg'
-  @image_mask = load_image 'mask.jpg'
+  @image = load_image(data_path('test.jpg'))
+  @image_mask = load_image(data_path('mask.jpg'))
   @image.mask @image_mask
 end
 

processing_app/basics/image/background_image.rb

@@ -7,12 +7,12 @@ def setup
   frame_rate 30
   @a = 0
   # is 200 x 200 pixels.
-  @background_image = load_image 'milan_rubbish.jpg'
+  @background_image = load_image(data_path('milan_rubbish.jpg'))
 end
 
 def draw
   background @background_image
-  @a = (@a + 1) % (width+32)
+  @a = (@a + 1) % (width + 32)
   stroke 266, 204, 0
   line 0, @a,   width, @a-26
   line 0, @a-6, width, @a-32

processing_app/basics/image/colored_extrusion.rb

@@ -13,7 +13,7 @@ def setup
   @nmy = 0.0
   @sval = 1.0
   @res = 5
-  @img = load_image 'ystone08.jpg'
+  @img = load_image(data_path('ystone08.jpg'))
   @img_pixels = []
   (0...@img.height).each do |y|
     @img_pixels << []

processing_app/basics/image/load_display_image.rb

@@ -3,13 +3,13 @@ def setup
   sketch_title 'Load Image'
   # The file "jelly.jpg" must be in the data folder
   # of the current sketch to load successfully
-  @a = load_image 'jelly.jpg'    
+  @a = load_image(data_path('jelly.jpg'))    
   no_loop # Makes draw only run once
 end
 
 def draw
   image @a, 0, 0
-  image @a, @a.width, 0, @a.width/2, @a.height/2
+  image @a, @a.width, 0, @a.width / 2, @a.height / 2
 end
 
 def settings

processing_app/basics/image/pointillism.rb

@@ -1,19 +1,19 @@
 # Pointillism
-# by Daniel Shiffman. 
-# 
+# by Daniel Shiffman.
+#
 # Creates a simple pointillist effect using ellipses colored
-# according to pixels in an image. 
+# according to pixels in an image.
 
 def setup
   sketch_title 'Pointillism'
-  @a = load_image 'eames.jpg'  
+  @a = load_image(data_path('eames.jpg'))
   no_stroke
   background 255
   smooth
 end
 
 def draw
-  pointillize = map(mouse_x, 0, width, 2, 18)
+  pointillize = map1d(mouse_x, 0..width, 2..18)
   x, y = rand(@a.width), rand(@a.height)
   pixel = @a.get(x, y)
   fill pixel, 126

processing_app/basics/image/request_image.rb

@@ -14,11 +14,13 @@
 
 def setup
   sketch_title 'Request Image'
-  @imgs = []
   # Load images asynchronously, kind of pointless with this few small images
-  10.times do |i|
-    imgs << request_image(format('PT_anim%s.gif', i.to_s.rjust(4, '0')))
-  end
+  @imgs = (0...10).map do |i|
+    request_image(
+      data_path(format('PT_anim%s.gif', i.to_s.rjust(4, '0'))
+      )
+    )
+  end 
 end
 
 def draw

processing_app/basics/image/sprite.rb

@@ -5,7 +5,7 @@
 
 def setup
   sketch_title 'Sprite'
-  @teddy = load_image "teddy.gif"
+  @teddy = load_image(data_path('teddy.gif'))
   @xpos, @ypos = width / 2, height / 2
   @drag = 30.0    
   frame_rate 60

processing_app/basics/image/transparency.rb

@@ -4,8 +4,8 @@
 
 def setup
   sketch_title 'Transparency'
-  @a = load_image 'construct.jpg'
-  @b = load_image 'wash.jpg'
+  @a = load_image(data_path('construct.jpg'))
+  @b = load_image(data_path('wash.jpg'))
   @offset = 0.0  
 end
 

processing_app/basics/shape/Rakefile

@@ -22,7 +22,7 @@ end
 
 def run_sample(sample_name)
   puts "Running #{sample_name}...quit to run next sample"
-  open("|k9 --nojruby run #{sample_name}", "r") do |io|
+  open("|k9 run #{sample_name}", "r") do |io|
     while l = io.gets
       puts(l.chop) 
     end      

processing_app/basics/shape/disable_style.rb

@@ -1,8 +1,8 @@
-# Ignore Styles. 
-# Illustration by George Brower. 
-# 
+# Ignore Styles.
+# Illustration by George Brower.
+#
 # Shapes are loaded with style information that tells them how
-# to draw (the color, stroke weight, etc.) The disableStyle 
+# to draw (the color, stroke weight, etc.) The disableStyle
 # method of PShape turns off this information. The enableStyle
 # method turns it back on.
 #
@@ -12,11 +12,11 @@ def setup
   sketch_title 'Disable Style'
   # The file 'bot1.svg' must be in the data folder
   # of the current sketch to load successfully
-  @bot = load_shape('bot1.svg')
+  @bot = load_shape(data_path('bot1.svg'))
 end
 
 def draw
-  background(102)  
+  background(102)
   # Draw left bot
   bot.disable_style    # Ignore the colors in the SVG
   fill(0, 102, 153)    # Set the SVG fill to blue