Class: Pixo::Application

Inherits:
Native::Application show all
Defined in:
lib/pixo/application.rb

Instance Attribute Summary collapse

Class Method Summary collapse

Instance Method Summary collapse

Instance Attribute Details

#leds_on ⇒ Object

Returns the value of attribute leds_on.



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# File 'lib/pixo/application.rb', line 8

def leds_on
  @leds_on
end

#running ⇒ Object

Returns the value of attribute running.



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# File 'lib/pixo/application.rb', line 8

def running
  @running
end

Class Method Details

.instance ⇒ Object 



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# File 'lib/pixo/application.rb', line 10

def self.instance
  @instance ||= Pixo::Application.new
end

Instance Method Details

#active_pattern ⇒ Object 



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# File 'lib/pixo/application.rb', line 50

def active_pattern
  @active_pattern ||= random_pattern
end

#active_pattern=(pattern) ⇒ Object 



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# File 'lib/pixo/application.rb', line 58

def active_pattern=(pattern)
  pattern.reset_start
  @active_pattern = pattern
end

#brightness ⇒ Object 



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# File 'lib/pixo/application.rb', line 72

def brightness
  leds_on ? @brightness : 0.0
end

#brightness=(val) ⇒ Object 



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# File 'lib/pixo/application.rb', line 63

def brightness=(val)
  if val > 1.0
    val = 1.0
  elsif val < 0.0
    val = 0.0
  end
  @brightness = val
end

#patterns ⇒ Object 



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# File 'lib/pixo/application.rb', line 38

def patterns
  unless @patterns
    @patterns = Hash.new
    patterns_dir = File.join(File.dirname(__FILE__), "..", "..", 'ext', 'pixo', 'patterns')
    Dir.entries(patterns_dir).each do | pattern_file|
      next unless pattern_file.end_with?('.glsl')
      @patterns[pattern_file] = Pixo::Native::Pattern.new(File.read(File.join(patterns_dir, pattern_file)))
    end
  end
  @patterns
end

#post(proc) ⇒ Object 



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# File 'lib/pixo/application.rb', line 30

def post(proc)

  @procs_lock.synchronize {
    @procs << proc
  }
end

#random_pattern ⇒ Object 



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# File 'lib/pixo/application.rb', line 54

def random_pattern
  patterns[patterns.keys.sample]
end

#run ⇒ Object 



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# File 'lib/pixo/application.rb', line 14

def run
  while(running)
    @procs_lock.synchronize {
      @procs.each {|proc| proc.call(self) }
      @procs.clear
    }

    self.running = tick(active_pattern, brightness) && running
  end
  close
end

#shutdown ⇒ Object 



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# File 'lib/pixo/application.rb', line 26

def shutdown
  self.running = false
end