/usr/share/calf/gui-saturator.xml is in calf-plugins 0.0.19+git20131202-1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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 | <table cols="3" rows="2">
<!-- top left -->
<vbox attach-x="0" attach-y="0" pad-y="5">
<!-- Meters -->
<table rows="4" cols="2">
<label param="meter_in" attach-x="0" attach-y="0" expand-x="1" fill-x="1" />
<vumeter param="meter_in" position="2" hold="1.5" falloff="2.5" attach-x="0" attach-y="1" expand-x="1" fill-x="1" />
<vumeter param="meter_out" position="2" hold="1.5" falloff="2.5" attach-x="0" attach-y="2" expand-x="1" fill-x="1" />
<label param="meter_out" attach-x="0" attach-y="3" expand-x="1" fill-x="1" />
<label param="clip_in" attach-x="1" attach-y="0" expand-x="0" fill-x="0" />
<led param="clip_in" attach-x="1" attach-y="1" expand-x="0" fill-x="0" />
<led param="clip_out" mode="1" attach-x="1" attach-y="2" expand-x="0" fill-x="0" />
<label param="clip_out" attach-x="1" attach-y="3" expand-x="0" fill-x="0" />
</table>
<label />
<!-- activation -->
<label param="level_in" />
<knob param="level_in" size="5" type="1" />
<value param="level_in" />
</vbox>
<!-- top center -->
<vbox attach-x="1" attach-y="0" pad-y="5" pad-x="10" spacing="5">
<hbox>
<label text="Tape" />
<hscale param="blend" />
<label text="Tube" />
</hbox>
<label expand="1" fill="1" />
<hbox expand="1" fill="0">
<tube param="meter_drive" size="2" direction="2" expand="0" fill="0" />
</hbox>
<label expand="1" fill="1" />
</vbox>
<!-- top right -->
<vbox attach-x="2" attach-y="0" pad-y="5">
<!-- Mixer -->
<table rows="4" cols="3">
<label param="mix" attach-x="0" attach-y="0" expand-x="0" fill-x="0" />
<knob param="mix" attach-x="0" attach-y="1" attach-h="2" expand-x="0" fill-x="0" />
<value param="mix" attach-x="0" attach-y="3" expand-x="0" fill-x="0" />
<label param="level_out" attach-x="1" attach-y="0" expand-x="0" fill-x="0" />
<knob param="level_out" attach-x="1" attach-y="1" attach-h="2" expand-x="0" fill-x="0" type="1" />
<value param="level_out" attach-x="1" attach-y="3" expand-x="0" fill-x="0" />
<label param="bypass" attach-x="2" attach-y="0" expand-x="0" fill-x="0" />
<toggle param="bypass" attach-x="2" attach-y="1" attach-h="2" expand-x="0" fill-x="0" />
</table>
<label />
<!-- saturation -->
<label param="drive" />
<knob param="drive" size="5" />
<value param="drive" />
</vbox>
<!-- pre filter -->
<frame label="Pre" attach-x="0" attach-y="1">
<hbox homogeneous="1" spacing="15">
<vbox>
<label param="hp_pre_freq" />
<knob param="hp_pre_freq" />
<value param="hp_pre_freq" />
</vbox>
<vbox>
<label param="lp_pre_freq" />
<knob param="lp_pre_freq" />
<value param="lp_pre_freq" />
</vbox>
</hbox>
</frame>
<!-- tone control -->
<frame label="Tone" attach-x="1" attach-y="1">
<hbox homogeneous="1">
<vbox>
<label param="p_freq" attach-x="0" attach-y="0" />
<knob param="p_freq" attach-x="1" attach-y="0" />
<value param="p_freq" attach-x="2" attach-y="0" />
</vbox>
<vbox>
<label param="p_level" attach-x="0" attach-y="1" />
<knob param="p_level" attach-x="1" attach-y="0" type="1" />
<value param="p_level" attach-x="2" attach-y="1" />
</vbox>
<vbox>
<label param="p_q" attach-x="0" attach-y="2" />
<knob param="p_q" attach-x="1" attach-y="2" />
<value param="p_q" attach-x="2" attach-y="2" />
</vbox>
</hbox>
</frame>
<!-- post filter -->
<frame label="Post" attach-x="2" attach-y="1" spacing="15">
<hbox homogeneous="1">
<vbox>
<label param="hp_post_freq" />
<knob param="hp_post_freq" />
<value param="hp_post_freq" />
</vbox>
<vbox>
<label param="lp_post_freq" />
<knob param="lp_post_freq" />
<value param="lp_post_freq" />
</vbox>
</hbox>
</frame>
</table>
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