avianphysics/avian

Features

• 2D Rigid Body Physics Engines - Implements a 2D physics engine for calculating realistic physical interactions, collisions, and rigid body dynamics.
• Continuous Collision Detection - Prevents fast-moving objects from tunneling through geometry by calculating the exact time of impact.
• Skeletal Movement Constraints - Restricts the relative motion of physical bodies using spherical, prismatic, and other joint constraints.
• Physics Body Configurations - Links physical bodies using specific joint types to restrict their relative movement and interaction.
• Collision Detection - Identifies intersections between colliders using layers and sensors to trigger physical interaction events.
• Spatial Querying Systems - Provides spatial querying systems for detecting proximity and intersections via raycasting and region tests.
• Mechanical Constraints - Provides tools for linking and constraining the movement of physical bodies through mechanical joints.
• Mechanical Joint Constraints - Implements mechanical joint constraints such as fixed, distance, prismatic, and revolute joints to link physical bodies.
• Physics World Queries - Supports spatial queries including raycasting and shapecasting to locate geometry within the physics world.
• Kinematic Body Locomotion - Provides a kinematic character controller that handles movement and sliding behavior against physical geometry.
• Physics and Simulation - Adjusts simulation speed, gravity, and substeps to balance physical accuracy and performance.
• Fidelity Configuration - Provides global settings for gravity, speed, and substeps to tune the precision of physics calculations.
• Character Controllers - Provides a specialized kinematic character controller for managing player movement and physics interactions.
• Sleep-State Optimizations - Optimizes CPU overhead by disabling physics calculations for rigid bodies that have come to a complete rest.
• Inverse Kinematics Character Animations - Provides kinematic body locomotion for calculating velocity and handling obstacle sliding for game characters.
• Collision Optimization - Optimizes collision detection by dividing the simulation world into regions to reduce intersection tests.
• Simulation State Integration - Increases simulation stability and precision by dividing frames into smaller time increments for integration.
• Physics Debug Rendering - Visualizes physical bodies and colliders through debug rendering to analyze simulation behavior.
• Physics Visualizers - Visualizes colliders, bounding boxes, and joints in a debug view to verify physical interactions.
• Pipeline Extenders - Extends the simulation pipeline through a modular plugin architecture to support custom collision backends.
• Physics Pipeline Plugins - Utilizes a plugin-based architecture to extend collision backends and customize simulation fidelity.
• Plugin-Based Architectures - Utilizes a modular plugin-based architecture to allow customization of the simulation pipeline and collision backends.

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