Native love2d implementation of a sine wave

love2d-sine-wave.lua

function love.load()
    love.audio.setVolume(0.5) -- Set the global volume
    soundData = love.sound.newSoundData(44100, 44100, 16, 1) -- Create a new sound data object
    for i = 0, soundData:getSampleCount() - 1 do
        local time = i / 44100
        local frequency = 440 -- A4 note
        local value = math.sin(2 * math.pi * frequency * time) -- Generate sine wave
        soundData:setSample(i, value)
    end
    sound = love.audio.newSource(soundData) -- Create a new audio source
end

function love.keypressed(key)
    if key == "space" then
        sound:play()
    end
end