Class: Loader_Yin

Inherits:
Loader show all
Defined in:
lib/Yinspire/Loaders/Loader_Yin.rb

Overview

This is a human readable data format for describing neural nets as well as stimulations.

Note that it is a streaming scanner/parser, i.e. it’s important to put the template definitions before you actually use them. The same applies to stimulations and connections!

Instance Method Summary collapse

Methods inherited from Loader

#initialize

Constructor Details

This class inherits a constructor from Loader

Instance Method Details

#load(filename) ⇒ Object 



15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
 
# File 'lib/Yinspire/Loaders/Loader_Yin.rb', line 15

def load(filename)
  templates = {}
  hash = Hash.new
  YinScanner.new(File.read(filename)).scan do |cmd|
    case cmd.shift
    when :entity
      ids, type, prop_list = *cmd

      hash.clear
      if t = templates[type]
        type, template_data = *t
        hash.update(template_data) if template_data
      end
      hash.update(prop_list) if prop_list

      ids.each {|id| create_entity(type, id, hash) }
    when :connect
      cmd.first.each_cons(2) do |from, to|
        from.each {|f|
          entity = @entities[f] 
          to.each {|t| entity.connect(@entities[t]) }
        }
      end
    when :stimulate
      ids, stimuls = *cmd

      ids.map! {|id| @entities[id] }

      stimuls.each do |sti|
        at, weight = *sti
        weight ||= Infinity 
        ids.each {|entity|
          entity.stimulate(at, weight, nil)
        }
      end
    when :template
      ids, base_type, prop_list = *cmd
      ids.each do |id|
        raise if templates[id]
        templates[id] = [base_type, prop_list] 
      end
    else
      raise
    end
  end
end