1 files changed, 465 insertions, 0 deletions
diff --git a/arts/examples/instrument_square.arts b/arts/examples/instrument_square.arts
new file mode 100644
index 00000000..13d1e6ed
--- /dev/null
+++ b/arts/examples/instrument_square.arts
@@ -0,0 +1,465 @@
+name=instrument_square
+module=Arts::Synth_FREQUENCY
+{
+  id=0
+  x=1
+  y=2
+  port=frequency
+  {
+    id=1
+    connect_to=63
+  }
+  port=pos
+  {
+    id=2
+    connect_to=13
+  }
+}
+module=Arts::Synth_ENVELOPE_ADSR
+{
+  id=3
+  x=0
+  y=9
+  port=active
+  {
+    id=4
+    connect_to=65
+  }
+  port=invalue
+  {
+    id=5
+    connect_to=76
+  }
+  port=attack
+  {
+    id=6
+    audio_data=0.03000
+  }
+  port=decay
+  {
+    id=7
+    audio_data=0.10000
+  }
+  port=sustain
+  {
+    id=8
+    audio_data=0.60000
+  }
+  port=release
+  {
+    id=9
+    audio_data=0.30000
+  }
+  port=outvalue
+  {
+    id=10
+    connect_to=66
+    connect_to=67
+  }
+  port=done
+  {
+    id=11
+    connect_to=68
+  }
+}
+module=Arts::Synth_WAVE_SQUARE
+{
+  id=12
+  x=1
+  y=4
+  port=pos
+  {
+    id=13
+    connect_to=2
+  }
+  port=outvalue
+  {
+    id=14
+    connect_to=16
+    connect_to=21
+    connect_to=28
+    connect_to=52
+    connect_to=56
+  }
+}
+module=Arts::Synth_ADD
+{
+  id=15
+  x=6
+  y=6
+  port=invalue1
+  {
+    id=16
+    connect_to=14
+  }
+  port=invalue2
+  {
+    id=17
+    connect_to=38
+  }
+  port=outvalue
+  {
+    id=18
+    connect_to=24
+  }
+}
+module=Arts::Synth_ADD
+{
+  id=19
+  x=15
+  y=6
+  port=invalue1
+  {
+    id=20
+    connect_to=26
+  }
+  port=invalue2
+  {
+    id=21
+    connect_to=14
+  }
+  port=outvalue
+  {
+    id=22
+    connect_to=48
+  }
+}
+module=Arts::Synth_ADD
+{
+  id=23
+  x=10
+  y=6
+  port=invalue1
+  {
+    id=24
+    connect_to=18
+  }
+  port=invalue2
+  {
+    id=25
+    connect_to=42
+  }
+  port=outvalue
+  {
+    id=26
+    connect_to=20
+  }
+}
+module=Arts::Synth_MUL
+{
+  id=27
+  x=6
+  y=2
+  port=invalue1
+  {
+    id=28
+    connect_to=14
+  }
+  port=invalue2
+  {
+    id=29
+    audio_data=2.00000
+  }
+  port=outvalue
+  {
+    id=30
+    connect_to=32
+    connect_to=36
+  }
+}
+module=Arts::Synth_MUL
+{
+  id=31
+  x=10
+  y=2
+  port=invalue1
+  {
+    id=32
+    connect_to=30
+  }
+  port=invalue2
+  {
+    id=33
+    audio_data=16.00000
+  }
+  port=outvalue
+  {
+    id=34
+    connect_to=40
+  }
+}
+module=Arts::Synth_SHELVE_CUTOFF
+{
+  id=35
+  x=6
+  y=4
+  port=invalue
+  {
+    id=36
+    connect_to=30
+  }
+  port=frequency
+  {
+    id=37
+    audio_data=6000.00000
+  }
+  port=outvalue
+  {
+    id=38
+    connect_to=17
+  }
+}
+module=Arts::Synth_SHELVE_CUTOFF
+{
+  id=39
+  x=10
+  y=4
+  port=invalue
+  {
+    id=40
+    connect_to=34
+  }
+  port=frequency
+  {
+    id=41
+    audio_data=2000.00000
+  }
+  port=outvalue
+  {
+    id=42
+    connect_to=25
+  }
+}
+module=Arts::Synth_SHELVE_CUTOFF
+{
+  id=43
+  x=12
+  y=9
+  port=invalue
+  {
+    id=44
+    connect_to=54
+  }
+  port=frequency
+  {
+    id=45
+    audio_data=8000.00000
+  }
+  port=outvalue
+  {
+    id=46
+    connect_to=60
+  }
+}
+module=Arts::Synth_MUL
+{
+  id=47
+  x=16
+  y=7
+  port=invalue1
+  {
+    id=48
+    connect_to=22
+  }
+  port=invalue2
+  {
+    id=49
+    audio_data=0.10000
+  }
+  port=outvalue
+  {
+    id=50
+    connect_to=53
+  }
+}
+module=Arts::Synth_ADD
+{
+  id=51
+  x=16
+  y=9
+  port=invalue1
+  {
+    id=52
+    connect_to=14
+  }
+  port=invalue2
+  {
+    id=53
+    connect_to=50
+  }
+  port=outvalue
+  {
+    id=54
+    connect_to=44
+  }
+}
+module=Arts::Synth_ADD
+{
+  id=55
+  x=8
+  y=11
+  port=invalue1
+  {
+    id=56
+    connect_to=14
+  }
+  port=invalue2
+  {
+    id=57
+    connect_to=62
+  }
+  port=outvalue
+  {
+    id=58
+    connect_to=75
+  }
+}
+module=Arts::Synth_MUL
+{
+  id=59
+  x=8
+  y=9
+  port=invalue1
+  {
+    id=60
+    connect_to=46
+  }
+  port=invalue2
+  {
+    id=61
+    audio_data=0.50000
+  }
+  port=outvalue
+  {
+    id=62
+    connect_to=57
+  }
+}
+module=Arts::Synth_MUL
+{
+  id=73
+  x=0
+  y=7
+  port=invalue1
+  {
+    id=74
+    audio_data=0.30000
+  }
+  port=invalue2
+  {
+    id=75
+    connect_to=58
+  }
+  port=outvalue
+  {
+    id=76
+    connect_to=5
+  }
+}
+structureport
+{
+  name=frequency
+  x=2
+  y=0
+  position=1
+  type
+  {
+    direction=output
+    datatype=audio
+    conntype=stream
+  }
+  data
+  {
+    id=63
+    connect_to=1
+  }
+}
+structureport
+{
+  name=velocity
+  x=4
+  y=0
+  position=2
+  type
+  {
+    direction=output
+    datatype=audio
+    conntype=stream
+  }
+  data
+  {
+    id=64
+  }
+}
+structureport
+{
+  name=pressed
+  x=1
+  y=8
+  position=3
+  type
+  {
+    direction=output
+    datatype=audio
+    conntype=stream
+  }
+  data
+  {
+    id=65
+    connect_to=4
+  }
+}
+structureport
+{
+  name=left
+  x=2
+  y=11
+  position=0
+  type
+  {
+    direction=input
+    datatype=audio
+    conntype=stream
+  }
+  data
+  {
+    id=66
+    connect_to=10
+  }
+}
+structureport
+{
+  name=right
+  x=4
+  y=11
+  position=1
+  type
+  {
+    direction=input
+    datatype=audio
+    conntype=stream
+  }
+  data
+  {
+    id=67
+    connect_to=10
+  }
+}
+structureport
+{
+  name=done
+  x=6
+  y=11
+  position=2
+  type
+  {
+    direction=input
+    datatype=audio
+    conntype=stream
+  }
+  data
+  {
+    id=68
+    connect_to=11
+  }
+}