1
2
3
4
5
6
7
8
9
10
11
12
13
14
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
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
|
#!/usr/bin/env ruby
def param_sym(n)
('A'.ord + n).chr
end
def make_param_assigns(num)
(0 ... num)
.map { |n| "#{param_sym(n)} = *param[#{n}];" }
.join("\n ")
end
def make_ctrl_port(n)
%Q{ a lv2:InputPort , lv2:ControlPort ;
lv2:index #{n} ;
lv2:symbol "#{param_sym(n)}" ;
lv2:name "Parameter #{param_sym(n)}" ;
lv2:default 0.5 ;
lv2:minimum 0.0 ;
lv2:maximum 1.0 ;}
end
def make_lv2_port_defs(num)
ctrlports = (0 ... num)
.map { |n| make_ctrl_port(n) }
.join("\n ] , [\n")
ctrlports + %Q{
] , [
a lv2:InputPort , lv2:AudioPort ;
lv2:index #{num} ;
lv2:symbol "in_l" ;
lv2:name "In left" ;
] , [
a lv2:InputPort , lv2:AudioPort ;
lv2:index #{num + 1} ;
lv2:symbol "in_r" ;
lv2:name "In right" ;
] , [
a lv2:OutputPort , lv2:AudioPort ;
lv2:index #{num + 2} ;
lv2:symbol "out_l" ;
lv2:name "Out left" ;
] , [
a lv2:OutputPort , lv2:AudioPort ;
lv2:index #{num + 3} ;
lv2:symbol "out_r" ;
lv2:name "Out right" ;}
end
if ARGV.length < 1
puts "Usage: #{__FILE__} <PluginName> [<NCtrlPorts>]"
exit
end
root = File.dirname(__FILE__)
plugin_name = ARGV[0]
plugin_slug = plugin_name.downcase
n_ctrl_ports = ARGV[1] || '1'
target_dir = File.join(root, 'src', plugin_name)
template_dir = File.join(root, 'Template')
PLUGIN_FIELDS = %w{Type Use Description Comment}
def find_plugin_info(db, plugin_name)
pi = { name: plugin_name }
found = false
File.open(db) do |f|
pat = /^\s*(\w+): \"([^"]+)\",/
f.each_line do |line|
if found && line =~ /^\s*\},$/
return pi
end
pat.match(line) do |m|
if m[1] == 'Name' && m[2] == plugin_name
found = true
elsif found && PLUGIN_FIELDS.include?(m[1])
pi[m[1].downcase.to_sym] = m[2]
end
end
end
end
return pi
end
def get_lv2_plugin_type(plugin_info)
case plugin_info[:type]
when 'Saturation'
'DistortionPlugin'
else
'EffectsPlugin'
end
end
puts "Reading plugin info from cheatsheet..."
plugin_info = find_plugin_info(File.join(root, '../../cheatsheet/src/database.js'), plugin_name)
puts "Creating plugin #{plugin_name}..."
puts "Type: #{plugin_info[:type]}"
Templates = %w{
manifest.ttl.in
Plugin.ttl
Plugin.h
Plugin.cpp
}
begin
Dir.mkdir(target_dir)
Templates.each do |t|
tpl = IO.read(File.join(template_dir, t))
.gsub('@Plugin@', plugin_name)
.gsub('@plugin@', plugin_slug)
.gsub('@NCtrlPorts@', n_ctrl_ports)
.gsub('@AssignParams@', make_param_assigns(n_ctrl_ports.to_i))
.gsub('@TTLPortDefs@', make_lv2_port_defs(n_ctrl_ports.to_i))
.gsub('@TTLPluginType@', get_lv2_plugin_type(plugin_info))
fname = t.sub('Plugin', plugin_name)
puts " - #{fname}..."
File.open(File.join(target_dir, fname), "w") do |f|
f.write(tpl)
end
end
rescue SystemCallError => e
puts "Could not create plugin: #{e}"
puts "Aborting!"
end
|
