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$ show f3d-app/f3d

[account ↗] [repo ↗] APPLICATION ★ 4667 444 ● active (last update 1 month ago)
reviewed by: deepseek/deepseek-v4-flash

F3D is a fast, minimalist 3D viewer and rendering library (libf3d) built on VTK, providing both a desktop application and a reusable C++ library with bindings for C, Python, Java, and WebAssembly. It loads and interactively visualizes dozens of 3D file formats (glTF, USD, STEP, STL, OBJ, FBX, etc.) through a plugin architecture. The application offers a rich CLI, interactive console, configurable rendering options, animations, and scientific visualization features like volume rendering, scalar coloring, and point clouds. The library exposes a clean public API (engine, scene, window, camera, interactor, options) that can be embedded in other applications or used for offscreen rendering. The codebase demonstrates strong engineering: modular plugin system, extensive test suite (including pixel comparison and event recording), cross-platform support, and thorough documentation. Its architecture separates concerns cleanly between application layer, library, VTK extensions, and plugins, making individual components potentially reusable in other VTK-based projects.

RATING9.4/10
QUALITY8.5/10
MAINTENANCEactive
DRIFTlow
CONTRIBUTORS125
VELOCITY0.89
OPEN ISSUES328
CLOSED ISSUES818
LAST COMMIT1 month ago
Files by Type (count)
Other (.png)
1063
Other (.cxx)
264
Other (.log)
214
C/C++ Header
154
Text
145
JSON
66
Markdown
55
YAML
54
Other (.in)
40
Python
40
Other (.cmake)
34
Java
32
Files by Type (size)
C++
2MB
Other (.hdr)
2MB
Other (.cxx)
2MB
Other (.otf)
2MB
C/C++ Header
1MB
C++ Header
962KB
Other (.png)
423KB
C
397KB
Markdown
388KB
Other (.log)
336KB
Other (.cmake)
278KB
YAML
219KB

The LLM identified 4 files worth highlighting for reuse:

A minimal, header-only implementation of the Levenshtein distance algorithm used to suggest the closest matching option when a user types an invalid option name. The code is self-contained, well-structured, and can be extracted and reused in any project requiring fuzzy string matching, such as CLI autocomplete or typo correction.

file: library/private/levenshtein.h ↗ | tags: #string-matching #utility

A CMake module that defines macros (e.g., `f3d_plugin_init`, `f3d_plugin_build`) for building F3D reader plugins. It encapsulates the complex CMake logic for generating plugin entry points, linking to the F3D SDK, and handling static/dynamic plugin types. This module is reusable for any project that wants to implement a plugin system with CMake, providing a clean, tested pattern for extensibility.

file: cmake/f3dPlugin.cmake ↗ | tags: #cmake-module #plugin-system #build-tooling

A VTK extension class that records and replays interactor events (mouse, keyboard, window) for automated testing of interactive 3D applications. It uses VTK's observer mechanism and a simple event log format. This component can be extracted and reused in any VTK-based project to enable scripted interaction tests, demonstrating solid understanding of VTK event handling and test automation.

file: vtkext/private/module/vtkF3DInteractorEventRecorder.h ↗ | tags: #vtk #testing #event-recording

Defines `memory_view_t` and `mesh_view` which allow external data (e.g., from simulation or custom buffers) to be rendered without copying into VTK data structures. This enables high-performance in-situ visualization by providing VTK with lightweight view objects. The design is clean and could be reused in other VTK-based applications needing zero-copy data integration.

file: library/public/mesh_view.h ↗ | tags: #zero-copy #in-situ #memory-management
Last analyzed: 2026-09-05 10:30:03.769185
Next check: 2026-09-12 10:30:03.685348
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