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xb.node-pixi

v0.4.6

Published

server side pixi.js

Downloads

2

Readme

Fored

fored from node-pixi

Changes

add docker-running

set canvas version at 2.0.0-alpha.9

node-pixi

Run PIXI.js on node.

Headless WebGL rendering is enabled through the GL package.

To force canvas rendering:

const app = new PIXI.Application({forceCanvas: true});

image output

Call app.view.toBuffer() to get a node Buffer.

Supported formats:

  • jpg
  • png
  • pdf
  • svg
// toBuffer returns a Promise

// JPEG: (second argument specifies quality, value in range 0 to 1)
app.view.toBuffer('jpg', 1).then(buffer => {
    fs.writeFileSync('che.jpg', buffer);
}).catch(err => {
    console.error(err);
});

// PNG:
app.view.toBuffer('png').then(buffer => {
    fs.writeFileSync('che.png', buffer);
}).catch(err => {
    console.error(err);
});

// or simply use without arguments
app.view.toBuffer().then(buffer => {
    fs.writeFileSync('che.png', buffer);
}).catch(err => {
    console.error(err);
});

// PDF:
app.view.toBuffer('pdf').then(buffer => {
    fs.writeFileSync('che.pdf', buffer);
}).catch(err => {
    console.error(err);
});

// SVG:
app.view.toBuffer('svg').then(buffer => {
    fs.writeFileSync('che.svg', buffer);
}).catch(err => {
    console.error(err);
});

example

import fs from 'fs';
import {PIXI} from 'node-pixi';

const app = new PIXI.Application({backgroundColor: 0xff0000. forceCanvas: false});

PIXI.loader.add('che', 'https://www.famousbirthdays.com/headshots/che-guevara-1.jpg');

PIXI.loader.onComplete.add(() => {

    let che = new PIXI.Sprite(PIXI.loader.resources.che.texture);

    // Setup the position of che
    che.x = app.renderer.width / 2;
    che.y = app.renderer.height / 2;

    // Rotate around the center
    che.anchor.x = 0.5;
    che.anchor.y = 0.5;

    // Add che to the scene we are building
    app.stage.addChild(che);

    app.render();

    // toBuffer returns a Promise
    app.view.toBuffer('jpg', 1).then(buffer => {
        fs.writeFileSync('che.jpg', buffer);
    }).catch(err => {
        console.error(err);
    });
});

PIXI.loader.onError.add((err) => {
    console.error(err);
});

PIXI.loader.load();