Example
// Create a new application
const app = new PIXI.Application();
// Draw a green rectangle
const rect = new PIXI.Graphics()
.beginFill(0x00ff00)
.drawRect(40, 40, 200, 200);
// Add a blur filter
rect.filters = [new PIXI.filters.BlurFilter()];
// Display rectangle
app.stage.addChild(rect);
document.body.appendChild(app.view);