xb.node-pixi
v0.4.6
Published
server side pixi.js
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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
- 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();