--

-- ////\\\\

-- ////\\\\ TUTORIAL

-- ////\\\\ PART 8

-- \\\\////

-- \\\\//// OSC

-- \\\\////

--

local viewport = { width = 128, height = 64, frame = 0 }

-- Main

function init()

connect()

-- Render Style

screen.level(15)

screen.aa(0)

screen.line_width(1)

-- Render

redraw()

end

function connect()

osc.event = on_osc_event

end

function on_osc_event(path, args, from)

msg = { path = path, ip = from[1], port = from[2], bytes = args }

redraw(msg)

end

-- Interactions

function key(id,state)

if state == 1 and midi_signal then

midi_signal.note_on(60,127)

elseif midi_signal then

midi_signal.note_off(60,127)

end

redraw()

end

function enc(id,delta)

redraw()

end

-- Render

function draw_frame()

screen.level(15)

screen.rect(1, 1, viewport.width-1, viewport.height-1)

screen.stroke()

end

function draw_labels()

line_height = 8

screen.level(1)

screen.move(5,viewport.height - (line_height * 1))

screen.text('path')

screen.move(5,viewport.height - (line_height * 2))

screen.text('ip')

screen.move(5,viewport.height - (line_height * 3))

screen.text('port')

screen.move(5,viewport.height - (line_height * 4))

screen.text('len')

end

function draw_msg(msg)

local line_height = 8

screen.level(15)

if msg.path then

screen.move(30,viewport.height - (line_height * 1))

screen.text(msg.path)

end

if msg.ip then

screen.move(30,viewport.height - (line_height * 2))

screen.text(msg.ip)

end

if msg.port then

screen.move(30,viewport.height - (line_height * 3))

screen.text(msg.port)

end

if msg.bytes then

screen.move(30,viewport.height - (line_height * 4))

screen.text(#msg.bytes)

end

end

function redraw(msg)

screen.clear()

draw_frame()

draw_labels()

if msg then

draw_msg(msg)

end

screen.stroke()

screen.update()

end

-- Utils

function clamp(val,min,max)

return val < min and min or val > max and max or val

end

function note_to_hz(note)

return (440 / 32) * (2 ^ ((note - 9) / 12))

end