🍞 TostEngine Vulkan glTF/GLB Viewer Standalone

A simple 3D model viewer for glTF/GLB files using Vulkan.

Features

• Load and display glTF 2.0 binary (.glb) files
• PBR texture support (including WebP textures via EXT_texture_webp)
• Mouse interaction:
  • Left-click drag: Rotate model
  • Scroll wheel: Zoom in/out
• Window resizing and maximizing support
• Depth buffering for correct 3D rendering

Building

Requirements

• CMake 3.16+
• Vulkan SDK
• C++17 compiler

Build Steps

mkdir build
cd build
cmake ..
cmake --build . --config Release

Usage

./gltf_viewer <path_to_model.glb>

Example

./gltf_viewer model.glb

Dependencies

All dependencies are fetched automatically via CMake FetchContent:

• GLFW - Window and input handling
• GLM - Mathematics library
• tinygltf - glTF loader
• libwebp - WebP texture decoding
• stb_image - Image loading (bundled with tinygltf)

Controls

Input	Action
Left Mouse + Drag	Rotate model
Scroll Wheel	Zoom in/out
Window Resize	Automatically adjusts viewport

License

MIT License