96 lines
2.7 KiB
JavaScript
96 lines
2.7 KiB
JavaScript
var Comp = Require('com/compat');
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var util = Require('util');
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var current=none;
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var Aios = none;
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var DSP = Require('dsp/dsp');
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function Matrix (cols,rows,init){
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var finit;
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if (typeof init == 'number') finit=function () { return init };
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else if (typeof init == 'undefined') finit=function () { return 0 };
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else finit=init;
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return Array.apply(null,Array(rows)).map(function () { return Array.apply(null,Array(cols)).map(finit) })
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}
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var sensors = function (options) {
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var self=this;
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this.UI=options.UI;
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this.options=options;
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this.log = options.log || console.log;
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this.gui = self;
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this.canvas = document.getElementById('sensorsContainer');
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this.canvas.width = options.width;
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this.canvas.height = options.height;
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this.ctx = this.canvas.getContext("2d");
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this.selected=none;
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this.options.steps=this.options.steps||1;
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this.options.delay=this.options.delay||100;
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}
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sensors.prototype.config = function (options) {
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for(var p in options) this.options[p]=options[p];
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}
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sensors.prototype.create = function (options) {
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this.options.width = options.width||200;
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this.options.height = options.height||200;
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this.db=options.db||options.data;
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this.destroy();
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this.imgData = this.ctx.createImageData(this.options.width, this.options.height); // width x height
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this.ctx.putImageData(this.imgData, 0, 0);
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}
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sensors.prototype.destroy = function () {
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if (this.imgData) {
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var data = this.imgData.data;
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for (var i = 0, len = this.imgData.data.length; i < len; i++) {
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data[i] = 255;
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}
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this.ctx.putImageData(this.imgData, 0, 0);
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this.imgData=null;
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}
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}
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sensors.prototype.resize = function (options) {
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this.canvas.width = options.width;
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this.canvas.height = options.height;
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this.ctx.putImageData(this.imgData, 0, 0);
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}
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sensors.prototype.show = function (mat,scale) {
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var self=this, data = this.imgData.data, row;
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if (typeof scale == 'number') scale={ k:scale, off:0 };
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else if (!scale) scale={ k:255, off:0 };
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mat.forEach(function (row,j) {
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row.forEach(function (col,i) {
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var v=(col-scale.off)*scale.k;
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data[(i+j*self.options.width)*4+0] = v;
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data[(i+j*self.options.width)*4+1] = v;
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data[(i+j*self.options.width)*4+2] = v;
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data[(i+j*self.options.width)*4+3] = 128;
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});
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});
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this.ctx.putImageData(this.imgData, 0, 0);
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}
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sensors.prototype.step = function (steps) {
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if (!this.imgData) this.create({width:200,height:300});
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var mat = Matrix(200,300,Math.random)
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this.show(mat);
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}
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var Sensors = function(options) {
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var obj=none;
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obj = new sensors(options);
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return obj;
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}
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module.exports = {
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sensors:sensors,
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Sensors:Sensors,
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current:function (module) { current=module.current; Aios=module;}
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}
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