Redesign Session+Route Template Meta Script API

[ardour.git] / scripts / _template_band.lua

diff --git a/scripts/_template_band.lua b/scripts/_template_band.lua
index 6e191dd16117d76fdd190d7f29efae667175f140..ccfb26d7c633c3523e2e180fd03d9adb40c2882f 100644 (file)
--- a/scripts/_template_band.lua
+++ b/scripts/_template_band.lua
@@ -1,23 +1,23 @@
 ardour {
-       ["type"]    = "SessionSetup",
+       ["type"]    = "SessionInit",
        name        = "Live Band Recording Session",
        description = [[
 This template helps create the tracks for a typical pop/rock band.
-    
+
 You will be prompted to assemble your session from a list of track types.
 
 Each track comes with its pre-assigned grouping, routing, EQ and plugins.
-    ]]
+]]
 }
 
-function session_setup ()
+function factory () return function ()
 
-    --prompt the user for the tracks they'd like to instantiate
+       --prompt the user for the tracks they'd like to instantiate
        local dialog_options = {
                { type = "heading", title = "Select the tracks you'd like\n to add to your session: " },
-        
+
                { type = "checkbox", key = "LeadVox", default = false, title = "Lead Vocal" },
-        
+
                { type = "checkbox", key = "Bass", default = false, title = "Bass" },
 
                { type = "checkbox", key = "Piano", default = false, title = "Piano" },
@@ -31,7 +31,7 @@ function session_setup ()
                { type = "checkbox", key = "basicDrums", default = false, title = "Basic Drum Mics (Kick + Snare)" },
                { type = "checkbox", key = "fullDrums", default = false, title = "Full Drum Mics (Kick, Snare, HiHat, 3 Toms)" },
                { type = "checkbox", key = "overDrums", default = false, title = "Overkill Drum Mics (Kick (2x), Snare(2x), HiHat, 3 Toms)" },
-        
+
                { type = "checkbox", key = "Drum O-Heads (2 mono)", default = false, title = "Drum O-Heads (2 mono)" },
                { type = "checkbox", key = "Drum O-Heads (Stereo)", default = false, title = "Drum O-Heads (Stereo)" },
 
@@ -45,37 +45,51 @@ function session_setup ()
        if (not rv) then
                return
        end
-    
-    local track_count = 0;
 
-       -- for each selected item, create track(s), add plugins, etc
-       if rv['Bass'] then
-       local tl = Session:new_audio_track (1, 1, nil, 1, "Bass",  ARDOUR.PresentationInfo.max_order, ARDOUR.TrackMode.Normal)
+       local track_list = {}
+       local channel_count = 0
+
+       function add_track (io, name)
+               local tl = Session:new_audio_track (io, io, nil, 1, name,  ARDOUR.PresentationInfo.max_order, ARDOUR.TrackMode.Normal)
                for track in tl:iter() do
---                     track:rec_enable_control ():set_value (1, PBD.GroupControlDisposition.NoGroup)
+                       table.insert (track_list, track)
+                       channel_count = channel_count + io
                end
-        
-        track_count = track_count+1
        end
 
-       if rv['Room (Stereo)'] then
-       local tl = Session:new_audio_track (2, 2, nil, 1, "Room (Stereo)",  ARDOUR.PresentationInfo.max_order, ARDOUR.TrackMode.Normal)
-               for track in tl:iter() do
---                     track:rec_enable_control ():set_value (1, PBD.GroupControlDisposition.NoGroup)
-               end
+       -- for each selected item, create track(s), add plugins, etc
+       if rv['Bass'] then
+               add_track (1, "Bass")
+       end
 
-        track_count = track_count+2
+       if rv['Room (Stereo)'] then
+               add_track (2, "Room (Stereo)")
        end
 
-    --determine the number of tracks we can record
+       -- TODO add others
+
+
+       -- determine the number of physical inputs
        local e = Session:engine()
-       local _, t = e:get_backend_ports ("", ARDOUR.DataType("audio"), ARDOUR.PortFlags.IsOutput | ARDOUR.PortFlags.IsPhysical, C.StringVector())  -- from the engine's POV readable/capture ports are "outputs"
-       local num_inputs = t[4]:size();  -- table 't' holds argument references. t[4] is the C.StringVector (return value)
+       -- from the engine's POV readable/capture ports are "outputs"
+       local _, t = e:get_backend_ports ("", ARDOUR.DataType("audio"), ARDOUR.PortFlags.IsOutput | ARDOUR.PortFlags.IsPhysical, C.StringVector())
+       -- table 't' holds argument references. t[4] is the C.StringVector (return value)
+       local num_inputs = t[4]:size()
+
+       if num_inputs < channel_count then
+               -- warn the user if there are less physical inputs than created tracks
+               LuaDialog.Message ("Session Creation", "Check your routing :)", LuaDialog.MessageType.Info, LuaDialog.ButtonType.Close):run ()
+
+       else
 
-    --ToDo:  if track_count > num_inputs, we should warn the user to check their routing.        
+               -- otherwise record arm all created tracks
+               for _, t in ipairs (track_list) do
+                       t:rec_enable_control ():set_value (1, PBD.GroupControlDisposition.NoGroup)
+               end
+       end
 
-    --fit all tracks on the screen
-    Editor:access_action("Editor","fit_all_tracks")
+       --fit all tracks on the screen
+       Editor:access_action("Editor","fit_all_tracks")
 
        Session:save_state("");
-end
+end end