remove ignored frozen string directive

monkstone · monkstone · commit 0767956a9bcf · 2016-11-12T08:41:06.000Z
diff --git a/contributed/jwishy.rb b/contributed/jwishy.rb
@@ -1,4 +1,3 @@
-# frozen_string_literal: true
 # This one has a long lineage:
 # It was originally adapted to Shoes in Ruby,
 # from a Python example for Nodebox, and then, now
diff --git a/external_library/java/gicentreUtils/chart.rb b/external_library/java/gicentreUtils/chart.rb
@@ -1,5 +1,3 @@
-# encoding: utf-8
-# frozen_string_literal: true
 load_library :gicentreUtils
 include_package 'org.gicentre.utils.stat' # For chart classes.
 
diff --git a/processing_app/basics/color/blend_color.rb b/processing_app/basics/color/blend_color.rb
@@ -1,5 +1,3 @@
-# encoding: utf-8
-# frozen_string_literal: true
 # example of processing blend_color (uses PImage blend_color under the hood)
 # blend_color(c1, c2, MODE) returns a color int
 
diff --git a/processing_app/basics/color/color_wheel.rb b/processing_app/basics/color/color_wheel.rb
@@ -1,5 +1,3 @@
-# encoding: utf-8
-# frozen_string_literal: true
 # Subtractive Color Wheel
 # by Ira Greenberg.
 #
diff --git a/processing_app/basics/color/creating.rb b/processing_app/basics/color/creating.rb
@@ -1,5 +1,3 @@
-# encoding: utf-8
-# frozen_string_literal: true
 # Creating Colors (Homage to Albers).
 #
 # Creating variables for colors that may be referred to
diff --git a/processing_app/basics/color/creating2.rb b/processing_app/basics/color/creating2.rb
@@ -1,5 +1,3 @@
-# encoding: utf-8
-# frozen_string_literal: true
 # Creating Colors (Homage to Albers).
 #
 # Creating variables for colors that may be referred to
diff --git a/processing_app/basics/color/hue.rb b/processing_app/basics/color/hue.rb
@@ -1,5 +1,3 @@
-# encoding: utf-8
-# frozen_string_literal: true
 # Hue is the color reflected from or transmitted through an object
 # typically referred to as the name of the color (red, blue, yellow, etc.)
 # Move the cursor vertically over each bar to alter its hue.
diff --git a/processing_app/library/slider/slider_demo.rb b/processing_app/library/slider/slider_demo.rb
@@ -1,5 +1,3 @@
-# encoding: utf-8
-# frozen_string_literal: true
 load_library :slider
 attr_reader :color1, :color2, :color3, :r, :gs, :b, :back
 
diff --git a/processing_app/library/slider/slider_example.rb b/processing_app/library/slider/slider_example.rb
@@ -1,6 +1,3 @@
-# encoding: utf-8
-# frozen_string_literal: true
-
 load_library :slider
 attr_reader :color1, :color2, :color3, :r, :gs, :b, :back
 
diff --git a/processing_app/library/slider/slider_simple.rb b/processing_app/library/slider/slider_simple.rb
@@ -1,5 +1,3 @@
-# encoding: utf-8
-# frozen_string_literal: true
 load_library :slider
 attr_reader :color1, :color2, :color3, :r, :gs, :b, :back
 
diff --git a/processing_app/topics/filters/pixelate/data/shader.glsl b/processing_app/topics/filters/pixelate/data/shader.glsl
@@ -0,0 +1,29 @@
+
+// Pixelate effect
+
+// Original shader by simesgreen
+// https://www.shadertoy.com/view/4sl3zr
+
+// New original shader by radiodario
+// https://www.shadertoy.com/view/ltjGDh
+
+// Ported to Processing by Raphaël de Courville <twitter: @sableRaph>
+
+#ifdef GL_ES
+precision mediump float;
+precision mediump int;
+#endif
+
+uniform sampler2D texture;
+
+uniform vec2 sketchSize;
+uniform vec2 offset;
+
+uniform float pixelSize;
+
+void main(void)
+{
+	// we might not need the last term
+	vec2 uv = ((floor((gl_FragCoord.xy - offset) / pixelSize ) * 0.5) * pixelSize + offset) / sketchSize + vec2(0.5) / sketchSize;
+	gl_FragColor = texture2D(texture, uv);
+}
diff --git a/processing_app/topics/filters/pixelate/data/texture.jpg b/processing_app/topics/filters/pixelate/data/texture.jpg
diff --git a/processing_app/topics/filters/pixelate/pixelate.rb b/processing_app/topics/filters/pixelate/pixelate.rb
@@ -0,0 +1,39 @@
+# Pixelate effect
+# Original shader by simesgreen
+# https://www.shadertoy.com/view/4sl3zr
+# Ported to Processing by Raphaël de Courville <twitter: @sableRaph>
+# Ported to ruby-processing by Martin Prout
+# Hold mouse click to show unfiltered image
+
+attr_reader :my_filter, :my_image
+
+
+def settings
+  size(512, 512, P2D)
+end
+
+def setup
+  sketch_title 'Pixelate'
+  @my_image  = load_image(data_path('texture.jpg'))
+  @my_filter = load_shader(data_path('shader.glsl'))
+  my_filter.set('sketchSize', width.to_f, height.to_f)
+end
+
+def draw
+  background(0)
+  # Draw the image on the scene
+  image(my_image, 0, 0)
+  oscillation = make_even(map1d(sin(frame_count * 0.01), (-1.0..1.0), (2..width)))
+  offset_x = make_even(width % oscillation * 0.5).to_f
+  offset_y = make_even(height % oscillation * 0.5).to_f
+  my_filter.set('pixelSize', oscillation.to_f)
+  my_filter.set('offset', offset_x, offset_y)
+  # Applies the shader to everything that has already been drawn
+  return if mouse_pressed?
+  filter(my_filter)
+end
+
+def make_even(source)
+  return source.floor if source.floor.even?
+  (source / 2).floor * 2
+end

Original file line number	Diff line number	Diff line change
`@@ -1,4 +1,3 @@`
`1`		`-# frozen_string_literal: true`
`2`	`1`	`# This one has a long lineage:`
`3`	`2`	`# It was originally adapted to Shoes in Ruby,`
`4`	`3`	`# from a Python example for Nodebox, and then, now`
Original file line number	Diff line number	Diff line change
`@@ -1,5 +1,3 @@`
`1`		`-# encoding: utf-8`
`2`		`-# frozen_string_literal: true`
`3`	`1`	`load_library :gicentreUtils`
`4`	`2`	`include_package 'org.gicentre.utils.stat' # For chart classes.`
`5`	`3`