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control.js
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control.js
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#!/usr/bin/env node
const APIManager = require('./src/API.js').API;
const { createCanvas, loadImage } = require('canvas-prebuilt');
var shard = null;
const yargs = require('yargs')(process.argv.slice(2));
const argv = yargs
.option('output', {
alias: 'o',
description: 'Selects the output file',
type: 'string',
})
.option('width', {
alias: 'w',
description: 'Output width',
type: 'int'
})
.option('height', {
alias: 'h',
description: 'Output height',
type: 'int'
})
.default('width', 256)
.default('height', 256)
.help()
.demandOption(['output'])
.argv;
APIManager.update(function () {
setTimeout(function () {
var tile = createCanvas(argv.width, argv.height);
var ctx = tile.getContext('2d', { pixelFormat: 'RGBA32' });
var d = ctx.getImageData(0, 0, tile.width, tile.height);
var colors = [{ r: 0.1372549019607843, g: 0.3372549019607843, b: 0.5137254901960784 }, { r: 0.3176470588235294, g: 0.4235294117647059, b: 0.2941176470588235 }];
for (var y = 0, i = 0; y < tile.height; y++)
for (x = 0; x < tile.width; x++) {
//var scale = { x: grid.x + (c.x - 1) * hdrz, y: -(grid.y + (c.y - 1) * hdrz) }
var v = APIManager.control(256 * x / argv.width, 256 * (((256 - y) - 256) / argv.height));
if (v < 0) // fade from warden
{
v++;
d.data[i++] = Math.floor(255 * (v * (1.0 - colors[0].r) + colors[0].r));
d.data[i++] = Math.floor(255 * (v * (.4 - colors[0].g) + colors[0].g));
d.data[i++] = Math.floor(255 * (v * (.2666 - colors[0].b) + colors[0].b));
d.data[i++] = 128;
}
else if (v > 0) // fade from colonial
{
v = 1 - v;
d.data[i++] = Math.floor(255 * (v * (1.0 - colors[1].r) + colors[1].r));
d.data[i++] = Math.floor(255 * (v * (.4 - colors[1].g) + colors[1].g));
d.data[i++] = Math.floor(255 * (v * (.2666 - colors[1].b) + colors[1].b));
d.data[i++] = 128;
}
}
ctx.putImageData(d, 0, 0);
ctx.fill();
//const buffer = tile.toBuffer('image/png');
const out = require("fs").createWriteStream(argv.output);
tile.createPNGStream().pipe(out);
}, 0);
}, shard);