$ show wdas/partio
Partio is a C++ library and toolkit for particle input/output and manipulation, primarily used in visual effects and simulation pipelines. It provides an abstraction layer for particle data (position, velocity, ID, etc.) with support for multiple file formats (BGEO, GEO, PDC, PDB, etc.) through a plugin-based I/O system. The repository includes core library code, command-line tools (partconvert, partinfo, partview), a Qt-based GUI editor (partedit.py), Python bindings via SWIG, and test suites. The architecture separates core data structures, format-specific handlers, and utilities like caching and KD-trees, enabling both direct library use and standalone tools for data inspection and conversion.
The LLM identified 3 files worth highlighting for reuse:
Implements a plugin-based I/O system where format-specific readers/writers are registered by file extension. Isolates core dispatch from format details, allowing new formats to be added without modifying core logic. Demonstrates clean separation of concerns and extensibility.
Provides template-based byte-swapping functions for handling data endianness across platforms. Generic, header-only, and dependency-free, making it trivially reusable in any project needing binary data portability. Shows foresight in cross-platform concerns.
Defines a type-safe system for handling particle attributes (float, vector, integer, indexed strings) with support for per-element data and shared string tables. Encapsulates complex data access patterns behind a clean API, reducing boilerplate in client code. Exemplifies robust data abstraction for heterogeneous arrays.