greensock/GreenSock-JS
GreenSock JS
GreenSock-JS is a JavaScript animation library and framework designed for animating CSS properties, SVG attributes, and JavaScript values. It functions as a scroll-driven animation engine and a sequencing system for coordinating multiple animations into a single timeline for precise execution across web browsers.
The project provides tools for creating interactive scroll effects by linking animation progress to a user's scroll position. It also includes a responsive animation framework that adjusts behaviors and timing based on media queries to maintain consistency across different device screen sizes.
The library covers a broad range of animation capabilities, including high-precision value interpolation and the sequencing of complex visual movements. It manages element animation and interaction through a system that calculates fluid intermediate states to create natural movement.
Features
- Web Interface Animation Libraries - Provides a comprehensive library for animating CSS properties, SVG attributes, and JavaScript values in web interfaces.
- CSS Animations - Enables high-precision animation of CSS properties and SVG attributes for smooth visual transitions.
- Value Interpolation Engines - Provides high-precision value interpolation and easing functions to create natural movement between animation states.
- Animation Timing Engines - Implements a high-precision timing engine to maintain consistent animation playback regardless of frame rate fluctuations.
- Refresh Rate Synchronization - Synchronizes animation updates with the browser refresh rate via requestAnimationFrame to eliminate visual jitter.
- Animation Interpolators - Uses animation interpolators and easing functions to calculate intermediate values for fluid motion.
- Dynamic Property Updaters - Uses dynamic property updaters to synchronize JavaScript object properties and CSS values with the animation frame.
- Animation Timelines - Orchestrates and synchronizes the sequential execution of complex multi-step animation events over time.
- Timeline Orchestrators - Provides timeline orchestrators to coordinate multiple animation objects into a single master controller.
- Animation Frameworks - Functions as a comprehensive framework for creating and managing complex UI animations and motion effects.
- JavaScript Animation APIs - Provides high-level JavaScript APIs for implementing precise animations on web elements and SVG graphics.
- High-Performance Interpolation - Implements high-performance interpolation to calculate fluid intermediate states for natural movement in web interfaces.
- Scroll Progress Mapping - Maps specific scroll ranges to normalized animation progress values to trigger movement based on user interaction.
- Scroll-Driven Animation Tools - Ships an engine that synchronizes visual transitions and property changes directly with the user's scroll position.
- Scroll-Driven Interaction Layers - Links visual displacements and animation progress to scroll positions for interactive storytelling.
- Responsive Animation Adapters - Provides adapters to conditionally execute animation setup based on media queries for device consistency.
- Responsive Animation Adjustments - Adjusts animation behaviors and timing based on media queries to ensure consistency across different device sizes.
- Animation and Motion - High-performance HTML5 animation platform.
- Animations and Motion - Delivers high-performance HTML5 animations.
Star history
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