sunvoxjs

This is a mirror of Alexander Zolotov's sunvoxjs lib, so it can be served over CORS (unpkg.com)

Usage

<script src="https://unpkg.com/sunvoxjs/sunvox.js"/>
<script src="https://unpkg.com/sunvoxjs/sunvox_lib_loader.js"/>

Demo / Docs

http://warmplace.ru/soft/sunvox/jsplay/

Example

<script>
    var sfile = "https://unpkg.com/sunvoxjs/test.sunvox"

    function status(l){ console.log(l) }

    function loadFromArrayBuffer( buf )
    {
        if( buf ) 
        {
            var byteArray = new Uint8Array( buf );
            if( sv_load_from_memory( 0, byteArray ) == 0 )
            {
                console.log( "song loaded" )
                sv_play_from_beginning( 0 );
            }
        }
        else
        {
            console.log( "song load error" );
        }
        
    }

    function loadSong(fname){
        console.log( "loading: " + fname );
        var req = new XMLHttpRequest();
        req.open( "GET", fname, true );
        req.responseType = "arraybuffer";
        req.onload = function( e ) {
            if( this.status != 200 ){
                console.log( "file not found" );
                return;
            }
            var arrayBuffer = this.response;
            loadFromArrayBuffer( arrayBuffer );
        };
        req.send( null ); 
    }

    svlib.then( function(Module) {
        //
        // SunVox Library was successfully loaded.
        // Here we can perform some initialization:
        //
        status( "SunVoxLib loading is complete" );
        var ver = sv_init( 0, 44100, 2, 0 ); //Global sound system init
        if( ver >= 0 )
        {
        //Show information about the library:
            var major = ( ver >> 16 ) & 255;
            var minor1 = ( ver >> 8 ) & 255;
            var minor2 = ( ver ) & 255;
            console.log( "SunVox lib version: " + major + " " + minor1 + " " + minor2 );
        console.log( "init ok" );
        }
        else
        {
        console.log( "init error" );
        return;
        }
        sv_open_slot( 0 ); //Open sound slot 0 for SunVox; you can use several slots simultaneously (each slot with its own SunVox engine)
        //
        // Try to load and play some SunVox file:
        //
        loadSong( sfile );
    });
</script>