76 lines
2.1 KiB
Lua
76 lines
2.1 KiB
Lua
ardour {
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["type"] = "EditorAction",
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name = "Add Scopes",
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license = "MIT",
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author = "Ardour Team",
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description = [[Add 'Inline Scope' Lua Processor to all Tracks]]
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}
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function action_params ()
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return
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{
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["unique"] = { title = "Only add Scope if non is present already (yes/no)", default = "yes"},
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["position"] = { title = "Insert Position from top (0,..)", default = "0"},
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}
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end
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function factory (params)
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return function ()
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-- get configuration
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local p = params or {}
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local uniq = p["unique"] or "yes"
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local pos = p["position"] or 0
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-- loop over all tracks
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for t in Session:get_tracks():iter() do
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local insert = true;
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-- check if a scope is already present
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if uniq ~= "no" then
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local proc;
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local i = 0;
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repeat
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-- get Nth Ardour::Processor
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proc = t:nth_plugin (i)
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-- check if it's a scope
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if (not proc:isnil() and proc:display_name () == "ACE Inline Scope") then
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insert = false;
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end
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i = i + 1
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until proc:isnil() or insert == false
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end
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-- create a new processor and insert it
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if insert then
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local a = ARDOUR.LuaAPI.new_luaproc(Session, "ACE Inline Scope");
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if (not a:isnil()) then
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t:add_processor_by_index(a, pos, nil, true)
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ARDOUR.LuaAPI.set_processor_param (a, 0, 5) -- timescale 5sec
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-- ARDOUR.LuaAPI.set_processor_param (a, 1, 1) -- logscale on
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-- ARDOUR.LuaAPI.set_processor_param (a, 2, 3) -- "Max" height
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a = nil -- explicitly drop shared-ptr reference
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end
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end
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end
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end
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end
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function icon (params) return function (ctx, width, height)
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local wh = math.min (width, height) * .5
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local x0 = math.ceil (wh * .4)
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local x1 = math.floor (wh * 1.6)
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ctx:translate (math.floor (width * .5 - wh), math.floor (height * .5 - wh))
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ctx:rectangle (wh * .4, wh * .4, wh * 1.2, wh * 1.2)
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ctx:set_source_rgba (.7, .7, .7, 1)
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ctx:fill ()
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ctx:set_line_width (1)
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ctx:set_source_rgba (.0, .0, .0, 1)
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ctx:move_to (x0, wh)
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for x = x0, x1 do
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ctx:line_to (x, wh - math.sin (2 * math.pi * (x-x0) / (x1-x0)) * wh * .5)
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end
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ctx:stroke ()
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end end
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