samples/levy.rb @@ -9,8 +9,8 @@ module Processing attr_accessor :rules, :app - AVAILABLE_OPTIONS = [:x, :y, :rotation, :size, :flip, :color, :hue, :saturation, :brightness] - HSB_ORDER = {:hue => 0, :saturation => 1, :brightness => 2} + AVAILABLE_OPTIONS = [:x, :y, :rotation, :size, :flip, :color, :hue, :saturation, :brightness, :alpha] + HSB_ORDER = {:hue => 0, :saturation => 1, :brightness => 2, :alpha => 3} TRIANGLE_TOP = -1 / Math.sqrt(3) TRIANGLE_BOTTOM = Math.sqrt(3) / 6 @@ -94,7 +94,7 @@ module Processing old_ops[key] = value * old_ops[:size] when :rotation old_ops[key] = value * (Math::PI / 180.0) - when :hue, :saturation, :brightness + when :hue, :saturation, :brightness, :alpha adjusted = old_ops[:color].dup adjusted[HSB_ORDER[key]] *= value old_ops[:color] = adjusted @@ -167,7 +167,7 @@ module Processing :rotation => 0, :flip => false, :size => 20, :width => 20, :height => 20, :start_x => width/2, :start_y => height/2, - :color => [0.5, 0.5, 0.5], + :color => [0.5, 0.5, 0.5, 1], :stop_size => 1.5} @values.merge!(starting_values) @finished = false @@ -175,7 +175,7 @@ module Processing @app.rect_mode CENTER @app.ellipse_mode CENTER @app.no_stroke - @app.color_mode HSB, 1.0 + @app.color_mode HSB, 1.0, 1.0, 1.0, 1.0 @app.translate @values[:start_x], @values[:start_y] self.send(rule_name, {}) end context_free.rb 54402267524d26524507ccf0f8c6f1b749aace62 Martin Prout tux@monkstone.(none) http://github.com/jashkenas/context_free/commit/4c94f7ff403207c32244e0e224d7f7610f155c93 4c94f7ff403207c32244e0e224d7f7610f155c93 2009-11-08T12:38:17-08:00 2009-11-05T14:29:24-08:00 Committer: Martin Prout <martin_p@lineone.net> modified: context_free.rb new file: samples/levy.rb 6d23645e912d6ccdd19a5edaafa57bd572e1b785 Jeremy Ashkenas jashkenas@gmail.com