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UI.js
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UI.js
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/*
#CREDITS
Kuldeep Singh Sidhu
github.com/singhsidhukuldeep
http://kuldeepsinghsidhu.esy.es
*/
var contrib = require('blessed-contrib')
var blessed = require('blessed')
var fs = require('fs');
var screen = blessed.screen()
var UI = {};
var savegame = function(){
var jsonGenomes = [];
for (var k in UI.learner.genomes) {
jsonGenomes.push(UI.learner.genomes[k].toJSON());
}
UI.logger.log('Saving '+jsonGenomes.length+' genomes...');
var dir = './genomes';
var fileName = dir + '/gen_'+UI.learner.generation+'_'+Date.now()+'.json';
fs.writeFile(fileName, JSON.stringify(jsonGenomes), function (err){
if (err) {
UI.logger.log('Failed to save! '+err);
} else {
UI.logger.log('Saved to '+fileName);
}
UI.refreshFiles();
});
};
// Initialize UI objects
UI.init = function (gameManipulator, learner) {
UI.gm = gameManipulator;
UI.learner = learner;
UI.grid = new contrib.grid({
rows: 18,
cols: 6,
screen: screen
});
// Build Sensor inputs
UI.uiSensors = UI.grid.set(0, 0, 4, 6, contrib.bar, {
label: 'Robotjs Screen Inputs',
//bg: 'white',
//fg: 'black',
barWidth: 12,
barSpacing: 1,
xOffset: 0,
maxHeight: 100,
});
// Build Log box
UI.logger = UI.grid.set(4, 0, 4, 6, contrib.log, {
fg: 'green',
selectedFg: 'green',
label: 'Neural Network Logs'
});
// Current score/time view
UI.uiScore = UI.grid.set(8, 0, 4, 3, blessed.Text, {
label: 'Game Status',
// bg: 'green',
fg: 'white',
content: 'Loading...',
align: 'center',
});
// Current Genomes stats
UI.uiGenomes = UI.grid.set(8, 3, 4, 3, blessed.Text, {
label: 'Genome Status',
// bg: 'green',
fg: 'white',
content: 'Hey!',
align: 'center',
});
// Load Tree
UI.savesTree = UI.grid.set(12, 0, 3, 3, contrib.tree, {
label: 'Load Saved Genomes',
});
// Callback for Loading genomes and focusing tree
screen.key(['l','L'], UI.savesTree.focus.bind(UI.savesTree));
UI.savesTree.on('click', UI.savesTree.focus.bind(UI.savesTree));
UI.savesTree.on('select', function (item){
if (item.isFile) {
var fileName = item.name;
UI.logger.log('Loading genomes from file:');
UI.logger.log(fileName);
var genomes = require('./genomes/'+fileName);
UI.learner.loadGenomes(genomes);
} else {
UI.refreshFiles();
}
});
UI.refreshFiles();
// Save Btn
UI.btnSave = UI.grid.set(12, 3, 3, 3, blessed.box, {
label: 'Save Genome to a File',
bg: 'green',
fg: 'red',
content: '\nSave Genomes (JSON File)',
align: 'center',
});
//Credentials
UI.uiCredits = UI.grid.set(15, 0, 3, 6, blessed.Text, {
label: 'CREDITS',
bg: 'blue',
fg: 'white',
content: 'Created By: Kuldeep Singh Sidhu \ngithub.com/singhsidhukuldeep \nkuldeepsinghsidhu.esy.es',
align: 'center',
});
UI.btnSave.on('click', savegame())
screen.key(['o','O'], savegame());
screen.key(['escape', 'q', 'C-c'], function(ch, key) {
return process.exit(0);
});
//Adds key 's' as the switch to start and stop the learning
screen.key(['s'], function (ch, key){
if (learner.state == 'STOP') {
learner.state = 'LEARNING';
gameManipulator.focusGame();
learner.startLearning();
} else {
learner.state = 'STOP';
}
});
//Remove the below code if oyu want to add switch
/*if (learner.state == 'STOP') {
learner.state = 'LEARNING';
gameManipulator.focusGame();
learner.startLearning();
}*/
screen.render()
};
// Read entire folder and select files that match a .json file
UI.refreshFiles = function (){
var files = [];
var fileData = {
name: 'Saved Files',
extended: true,
children: [{
name: 'Refresh Folders'
}]
};
// Populate tree
UI.logger.log('Reading genomes dir...')
var files = fs.readdirSync('./genomes');
for (var k in files) {
if (files[k].indexOf('.json') >= 0) {
fileData.children.push({
name: files[k],
isFile: true,
});
}
}
UI.savesTree.setData(fileData);
}
// Updates data on the screen and render it
UI.render = function () {
// Update data
UI.uiSensors.setData({
titles: ['Distance', 'Size', 'Speed', 'Activation'],
data: [
Math.round(UI.gm.sensors[0].value * 100),
Math.round(UI.gm.sensors[0].size * 100),
Math.round(UI.gm.sensors[0].speed * 100),
Math.round(UI.gm.gameOutput * 100),
]
})
// Set Genome stats and score
var learn = UI.learner;
var uiStats = '';
uiStats += 'Status: ' + learn.state + '\n';
uiStats += 'Fitness: ' + UI.gm.points + '\n';
uiStats += 'GameStatus: ' + UI.gm.gamestate + '\n';
uiStats += 'Generation: ' + learn.generation;
uiStats += ' : ' + learn.genome + '/' + learn.genomes.length;
UI.uiScore.setText(uiStats);
if (UI.gm.gameOutput) {
var str = '';
str += 'Action: ' + UI.gm.gameOutputString + '\n'
str += 'Activation: ' + UI.gm.gameOutput;
UI.uiGenomes.setText(str);
} else {
UI.uiGenomes.setText('Loading...');
}
// Render screen
screen.render();
}
// Continuously render screen
setInterval(UI.render, 25);
module.exports = UI;