Bounce
Bounce is a 3D physics engine for games.
Features
System
- Efficient data structures with no use of STL
- Fast memory allocators
- Built-in math library
- Tunable settings used across the entire library
- Debug draw utility and profiler
Collision
- Continuous collision detection
- Dynamic tree broadphase
- SAT
- GJK
- Spheres, capsules, triangles, convex hulls, triangle meshes
- Optimized pair management
- One-shot contact manifolds
Physics
- Rigid bodies
- Contact, friction, restitution
- Sphere, cone, revolute, and more joint types
- Joint motors, limits
- Constraint graphs
- Simulation islands and sleep management
- Linear time solver
- Stable shape stacking
- Contact clustering, reduction, and persistence
- Contact callbacks: begin, pre-solve, post-solve
- Ray-casting, shape-casting, and volume queries
Testbed
- OpenGL with GLFW and GLAD
- UI by imgui
- Mouse picking
- Orbit camera
- CMake build system
Documentation
Note: Use the Getting Started guide and the Testbed for learning how to use Bounce. Testbed is a collection of visual tests and examples that can support the development of the library. As you would imagine, this application is not part of the library.
License
Bounce is released under the zlib license. Please recognize this software in the product documentation if possible.
Dependencies
Testbed
These are the external dependencies for the Testbed example project. If you don't care about the Testbed you don't need these dependencies.
Building
- Install CMake
- Ensure CMake is in the user 'PATH'
Visual Studio
- You can run 'build.bat' from the command prompt
- Building results are in the build sub-folder
- Open bounce.sln
Any system
- Run 'build.sh' from a bash shell
- Building results are in the build sub-folder
Contributing
If you want to report bugs, need to ask questions, or want collaborate with the project you can open an issue here in the GitHub issue tracker.
Please do not open pull requests with bugfixes or new features that require core library changes. Open an issue first for discussion.