SoundManager
This is the simple sound manager that's used in bartbes and Nevon's game Volley Brawl.
Copyright (c) 2011, Bart van Strien and Tommy Brunn All rights reserved. Redistribution and use in source and binary forms, with or without modification, are permitted provided that the following conditions are met: * Redistributions of source code must retain the above copyright notice, this list of conditions and the following disclaimer. * Redistributions in binary form must reproduce the above copyright notice, this list of conditions and the following disclaimer in the documentation and/or other materials provided with the distribution. * Neither the name of the <organization> nor the names of its contributors may be used to endorse or promote products derived from this software without specific prior written permission. THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL <COPYRIGHT HOLDER> BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. soundmanager = {} soundmanager.queue = {} soundmanager.playlist = {} soundmanager.currentsong = -1 local function shuffle(a, b) return math.random(1, 2) == 1 end --do the magic function soundmanager:play(sndData) --make a source out of the sound data local src = love.audio.newSource(sndData, "static") --put it in the queue table.insert(self.queue, src) --and play it love.audio.play(src) end --do the music magic function soundmanager:playMusic(first, ...) --stop all currently playing music for i, v in ipairs(self.playlist) do love.audio.stop(v) end --decide if we were passed a table or a vararg, --and assemble the playlist if type(first) == "table" then self.playlist = first else self.playlist = {first, ...} end self.currentsong = 1 --play love.audio.play(self.playlist[1]) end --do some shufflin' function soundmanager:shuffle(first, ...) local playlist if type(first) == "table" then playlist = first else playlist = {first, ...} end table.sort(playlist, shuffle) return unpack(playlist) end --update function soundmanager:update(dt) --check which sounds in the queue have finished, and remove them local removelist = {} for i, v in ipairs(self.queue) do if v:isStopped() then table.insert(removelist, i) end end --we can't remove them in the loop, so use another loop for i, v in ipairs(removelist) do table.remove(self.queue, v-i+1) end --advance the playlist if necessary if self.currentsong ~= -1 and self.playlist and self.playlist[self.currentsong]:isStopped() then self.currentsong = self.currentsong + 1 if self.currentsong > #self.playlist then self.currentsong = 1 end love.audio.play(self.playlist[self.currentsong]) end end