plugins/oscillators.cracked.js

  1. //need a custom wave osc
  3. /**
  4.  * Sine Wave Oscillator
  5.  *
  6.  * [See more oscillator examples](examples/oscillators.html)
  7.  *
  8.  * @plugin
  9.  * @category Oscillator
  10.  * @function
  11.  * @memberof cracked
  12.  * @name cracked#sine
  13.  * @public
  14.  * @param {Object} [params] map of optional values
  15.  * @param {Number} [params.frequency=440]
  16.  * @param {Number} [params.detune=0]
  17.  * @param {String} [params.type=sine]
  18.  */
  19. cracked.sine = function (params) {
  21.     var freq = __.isNum(params) ? params : 440;
  22.     var userParams = __.isObj(params) ? params : {};
  23.     var options = {};
  24.     options.type = userParams.type || "sine";
  25.     options.frequency = userParams.frequency || freq;
  26.     options.detune = userParams.detune || 0;
  27.     options.mapping = userParams.mapping || {};
  29.     __.begin("sine", userParams).osc(options).end("sine");
  31.     return cracked;
  32. };
  33. /**
  34.  * Square Wave Oscillator
  35.  *
  36.  * [See more oscillator examples](examples/oscillators.html)
  37.  *
  38.  * @plugin
  39.  * @category Oscillator
  40.  * @function
  41.  * @memberof cracked
  42.  * @name cracked#square
  43.  * @public
  44.  * @param {Object} [params] map of optional values
  45.  * @param {Number} [params.frequency=440]
  46.  * @param {Number} [params.detune=0]
  47.  * @param {String} [params.type=sine]
  48.  */
  49. cracked.square = function (params) {
  51.     var freq = __.isNum(params) ? params : 440;
  52.     var userParams = __.isObj(params) ? params : {};
  53.     var options = {};
  54.     options.type = userParams.type || "square";
  55.     options.frequency = userParams.frequency || freq;
  56.     options.detune = userParams.detune || 0;
  57.     options.mapping = userParams.mapping || {};
  59.     __.begin("square", userParams).osc(options).end("square");
  61.     return cracked;
  62. };
  63. /**
  64.  * Sawtooth Wave Oscillator
  65.  *
  66.  * [See more oscillator examples](examples/oscillators.html)
  67.  *
  68.  * @plugin
  69.  * @category Oscillator
  70.  * @function
  71.  * @memberof cracked
  72.  * @name cracked#saw
  73.  * @public
  74.  * @param {Object} [params] map of optional values
  75.  * @param {Number} [params.frequency=440]
  76.  * @param {Number} [params.detune=0]
  77.  * @param {String} [params.type=sine]
  78.  */
  79. cracked.saw = function (params) {
  81.     var freq = __.isNum(params) ? params : 440;
  82.     var userParams = __.isObj(params) ? params : {};
  83.     var options = {};
  84.     options.type = userParams.type || "sawtooth";
  85.     options.frequency = userParams.frequency || freq;
  86.     options.detune = userParams.detune || 0;
  87.     options.mapping = userParams.mapping || {};
  89.     __.begin("saw", userParams).osc(options).end("saw");
  91.     return cracked;
  92. };
  93. /**
  94.  * Triangle Wave Oscillator
  95.  *
  96.  * [See more oscillator examples](examples/oscillators.html)
  97.  *
  98.  * @plugin
  99.  * @category Oscillator
  100.  * @function
  101.  * @memberof cracked
  102.  * @name cracked#triangle
  103.  * @public
  104.  * @param {Object} [params] map of optional values
  105.  * @param {Number} [params.frequency=440]
  106.  * @param {Number} [params.detune=0]
  107.  * @param {String} [params.type=sine]
  108.  */
  109. cracked.triangle = function (params) {
  111.     var freq = __.isNum(params) ? params : 440;
  112.     var userParams = __.isObj(params) ? params : {};
  113.     var options = {};
  114.     options.type = userParams.type || "triangle";
  115.     options.frequency = userParams.frequency || freq;
  116.     options.detune = userParams.detune || 0;
  117.     options.mapping = userParams.mapping || {};
  119.     __.begin("triangle", userParams).osc(options).end("triangle");
  121.     return cracked;
  122. };