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core-animation

Document QuartzCore APIs for CALayer, CAAnimation, and CADisplayLink animations.

299|16|Updated Feb 19, 2026
Search Tags:#graphics#swift#ios-development#core-animation#quartzcore#calayer
One-click install
npx skills add https://github.com/Prisma-Labs-Dev/apple-skills --skill core-animation
Or copy as Structured Prompt for Agent▼
Please help me install this Agent Skill.
Skill: core-animation
Source: https://github.com/Prisma-Labs-Dev/apple-skills/tree/main/skills/core-animation
Command: npx skills add https://github.com/Prisma-Labs-Dev/apple-skills --skill core-animation

SYSTEM DOCUMENTATION & REQUIREMENTS

💡 This Skill includes references (resource) components.

What problem does it solve?

This skill provides a comprehensive reference for the QuartzCore framework, helping developers implement complex, high-performance animations that go beyond standard declarative SwiftUI or UIKit APIs.

Core Features & Use Cases

  • Explicit Animation Control: Manage CALayer properties, keyframe sequences, and spring physics with precision.
  • Performance Optimization: Utilize CADisplayLink for custom drawing loops and CAEmitterLayer for efficient particle systems.
  • Use Case: When you need to create a custom particle effect like confetti or fire, or require a per-frame callback for a physics-based animation that standard view-based APIs cannot handle, this skill provides the necessary API documentation and implementation patterns.

Quick Start

Use the core-animation skill to explain how to implement a custom spring animation on a CALayer property.

Frequently Asked Questions about core-animation

High-intent search queries and answers about installing and using this skill.

FAQPage Schema
How do I create custom particle effects like confetti using CALayer in iOS?▼

To create custom particle effects like confetti in iOS, you utilize CAEmitterLayer from the QuartzCore framework, which provides an efficient mechanism for high-performance particle systems directly on CALayer.

When do I need CADisplayLink for UIKit animations instead of standard view-based APIs?▼

You need CADisplayLink for UIKit animations when your application requires per-frame display synchronization or physics-based custom drawing loops that standard declarative view-based APIs cannot handle.

How do I implement explicit spring physics animations on CALayer properties?▼

You can implement explicit spring physics animations on CALayer properties by utilizing the QuartzCore framework's CAAnimation APIs, which allow precise management of layer properties and keyframe sequences.

Does the QuartzCore framework support per-frame callbacks for macOS applications?▼

Yes, the QuartzCore framework supports per-frame display synchronization for macOS applications through CADisplayLink, enabling developers to achieve high-performance visual effects and custom drawing loops.

What is the best way to achieve high-performance layer-based animations beyond SwiftUI?▼

The best way to achieve high-performance layer-based animations beyond SwiftUI is by leveraging the QuartzCore framework, which facilitates advanced explicit keyframe animations and custom particle systems using CALayer.

Can I manage explicit keyframe sequences using CAAnimation in Swift?▼

Yes, you can manage explicit keyframe sequences in Swift using CAAnimation within the QuartzCore framework, providing precise control over CALayer properties for complex iOS and macOS animations.

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