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Simple PixiJS Animation Example 2 - Pixijs-animation Typing CST Test
Simple PixiJS Animation Example 2 — Pixijs-animation Code
A PixiJS animation with a bouncing circle
# pixijs/demo/App2.html
<html>
<head>
<script src="https://cdnjs.cloudflare.com/ajax/libs/pixi.js/7.2.4/pixi.min.js"></script>
</head>
<body>
<script>
const app = new PIXI.Application({ width: 800, height: 600 })
document.body.appendChild(app.view)
const circle = new PIXI.Graphics()
circle.beginFill(0x00ff00)
circle.drawCircle(0, 0, 50)
circle.endFill()
circle.x = 100
circle.y = 100
app.stage.addChild(circle)
let vx = 3, vy = 2
app.ticker.add(() => {
circle.x += vx
circle.y += vy
if(circle.x > 800 || circle.x < 0) vx *= -1
if(circle.y > 600 || circle.y < 0) vy *= -1
})
</script>
</body>
</html>Pixijs-animation Language Guide
PixiJS Animation refers to the animation capabilities of the PixiJS rendering engine, including sprite animations, frame-based MovieClips, tick-based updates, timeline systems, and GPU-accelerated WebGL motion. It enables high-performance 2D animations for games, interactive apps, and real-time graphics.
Primary Use Cases
- ▸Animating 2D game characters or sprites
- ▸Interactive UI transitions in WebGL
- ▸Frame-based animation using MovieClips
- ▸Physics-driven or code-driven motion
- ▸Real-time scene updates (games, dashboards)
Notable Features
- ▸High-speed WebGL renderer
- ▸Ticker-based game loop
- ▸MovieClip for frame animations
- ▸Support for Spine and DragonBones
- ▸GPU-accelerated transforms, filters, and effects
Origin & Creator
Originally created by Goodboy Digital (Matt Karl & co.) around 2013 as a high-performance WebGL 2D renderer.
Industrial Note
PixiJS Animation is widely used in casino slot games, educational games, marketing microsites, interactive billboards, and real-time dashboards where smooth WebGL animation is essential.
Quick Explain
- ▸PixiJS uses a high-performance WebGL renderer to animate sprites, graphics, and containers smoothly.
- ▸The Ticker system drives game loops and real-time animation updates.
- ▸MovieClip allows easy frame-by-frame animation using sprite sheets.
- ▸PixiJS can integrate Spine, DragonBones, and animation timelines.
- ▸Used heavily in games, interactive web experiences, slots, and creative coding.
Core Features
- ▸PIXI.Ticker for loop timing
- ▸PIXI.AnimatedSprite for spritesheet animation
- ▸PIXI.Spritesheet for asset parsing
- ▸Container & Transform system
- ▸Filters (blurs, color adjustment, displacement)
Learning Path
- ▸Learn Pixi basics: Sprite, Container
- ▸Master Ticker and render loop
- ▸Create MovieClips with spritesheets
- ▸Use filters and GPU effects
- ▸Build full game UI & animations
Practical Examples
- ▸Character run-cycle
- ▸Animated buttons
- ▸Particle explosions
- ▸Scrolling parallax backgrounds
- ▸Spine skeleton animations
Comparisons
- ▸PixiJS vs Three.js: Pixi is 2D-focused; Three is 3D.
- ▸PixiJS vs Phaser: Pixi is renderer-only; Phaser is a full engine.
- ▸PixiJS vs GSAP: GSAP is animation-only; Pixi is rendering.
- ▸PixiJS vs Canvas: Pixi is GPU accelerated.
- ▸PixiJS vs CSS Animation: Pixi is real-time, game-focused.
Strengths
- ▸Extremely fast rendering (WebGL/GPU)
- ▸Perfect for 2D games
- ▸Great with sprite sheets
- ▸Advanced filter effects
- ▸Large ecosystem with plugins (Spine, particles, etc.)
Limitations
- ▸Not timeline-based like GSAP
- ▸Not a full game engine (no physics by default)
- ▸Steeper learning curve than CSS/SVG animation
- ▸Requires WebGL knowledge for advanced effects
- ▸Heavy animations can impact low-end mobile devices
When NOT to Use
- ▸Simple page transitions (CSS is enough)
- ▸SEO-heavy content
- ▸Static sites with minimal render needs
- ▸3D-heavy scenes (use Three.js)
- ▸Non-interactive animations
Cheat Sheet
- ▸const ticker = new PIXI.Ticker();
- ▸new PIXI.AnimatedSprite(frames)
- ▸sprite.play() / sprite.stop()
- ▸ticker.add(delta => update())
- ▸app.stage.addChild(sprite)
FAQ
- ▸Does PixiJS support WebGL2? -> Yes.
- ▸Can it run on mobile? -> Yes, highly optimized.
- ▸Does it support spine animations? -> Yes.
- ▸Is Pixi good for games? -> Excellent.
- ▸Can I use GSAP with Pixi? -> Yes.
30-Day Skill Plan
- ▸Week 1: Sprites & transforms
- ▸Week 2: AnimatedSprite + sheets
- ▸Week 3: Ticker-driven logic
- ▸Week 4: Particles & filters
- ▸Week 5: Full game/experience scene
Final Summary
- ▸PixiJS Animation enables real-time WebGL motion.
- ▸Combines Ticker, MovieClips, and GPU transforms.
- ▸Ideal for games, interactive apps, and creative code.
- ▸Large plugin ecosystem and industry adoption.
- ▸One of the fastest 2D engines on the web.
Project Structure
- ▸src/assets - spritesheets
- ▸src/engine - animation helpers
- ▸src/game - scene logic
- ▸src/app.js - bootstrapping
- ▸src/components - UI and containers
Monetization
- ▸2D web games
- ▸Casino and slot machines
- ▸Interactive ads
- ▸Premium UI animations
- ▸WebGL-powered product demos
Productivity Tips
- ▸Use AnimatedSprite for easy sequences
- ▸Use GSAP for timeline choreography
- ▸Optimize textures early
- ▸Use PixiParticles for effects
- ▸Profile on real devices often
Basic Concepts
- ▸Ticker - main loop
- ▸Sprite - base drawable element
- ▸MovieClip/AnimatedSprite - frame animations
- ▸Containers - group transforms
- ▸Filters - GPU shader effects