LJ/clients/nodeclient.js
2018-12-19 12:39:54 +01:00

95 lines
1.8 KiB
JavaScript

// Send points lists to redis server
// In compatible LJay string format (pythonic lists)
var redis = require("redis"),
client = redis.createClient(6379,'127.0.0.1');
function rgb2int(r,g,b) {
// Generate color from r g b components
var color = hex(r) + hex(g) + hex(b);
return parseInt(color, 16)
}
function hex(v) {
// Get hexadecimal numbers.
var hex = v.toString(16);
if (v < 16) {
hex = "0" + hex;
}
return hex;
}
// add one dot to Laser 0 point list
function adddot0(dotdata){
var dotstring = "(" + dotdata + "),";
pl0 += dotstring;
}
// add one dot to Laser 1 point list
function adddot1(dotdata){
var dotstring = "(" + dotdata + "),";
pl1 += dotstring;
}
// Generate same square to laser 0 and laser 1
function GenPoints()
{
var pt = {};
// direct colors, i.e red
pt.r = 255;
pt.g = 0;
pt.b = 0;
// named colors
var white = rgb2int(255, 255, 255);
pt.x = 100;
pt.y = 200;
adddot0([pt.x, pt.y, rgb2int(pt.r, pt.g, pt.b)]);
adddot1([pt.x, pt.y, rgb2int(pt.r, pt.g, pt.b)]);
pt.x = 100;
pt.y = 300;
adddot0([pt.x, pt.y, white]);
adddot1([pt.x, pt.y, white]);
pt.x = 200;
pt.y = 300;
adddot0([pt.x, pt.y, white]);
adddot1([pt.x, pt.y, white]);
pt.x = 200;
pt.y = 200;
adddot0([pt.x, pt.y, white]);
adddot1([pt.x, pt.y, white]);
pt.x = 100;
pt.y = 200;
adddot0([pt.x, pt.y, white]);
adddot1([pt.x, pt.y, white]);
}
// Point lists strings
var pl0 = "[";
var pl1 = "[";
GenPoints();
pl0 = pl0.slice(0,-1) + "]"
pl1 = pl1.slice(0,-1) + "]"
console.log(pl0);
console.log(pl1);
// Send points lists to redis server
// /pl/clientnumber/lasernumber pointlist
// you're client 0 and want to send points to laser 0 and 1
client.set("/pl/0/0",pl0);
client.set("/pl/0/1",pl1);
// Quit
client.quit()