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• gpu-nbody-master
  • src
    • ch
      • fhnw
        • woipv
          • nbody
            • simulation
              • universe
                • RotatingDiskGalaxyGenerator.java
                • test
                  • EightBodyUniverse.java
                  • TwoBodyUniverse.java
                  • BigTreeUniverse.java
                • UniverseGenerator.java
                • SphericalUniverseGenerator.java
                • RandomCubicUniverseGenerator.java
                • LonLatSphericalUniverseGenerator.java
                • PlummerUniverseGenerator.java
                • MonteCarloSphericalUniverseGenerator.java
                • serialize
                  • SerializedUniverseGenerator.java
                  • UniverseSerializer.java
              • AbstractNBodySimulation.java
              • cpu
                • CPUBruteForceNBodySimulation.java
              • gpu
                • GPUBruteForceNBodySimulation.java
                • GPUBarnesHutNBodySimulation.java
            • math
              • Vec3.java
              • Mat4.java
            • visualization
              • NBodyVisualizer.java
  • kernels
    • nbody
      • copyvertices.cl
      • boundingbox.cl
      • debug.h
      • buildtree.cl
      • sort.cl
      • summarizetree.cl
      • calculateforce.cl
      • integrate.cl
    • test
      • structTest.cl
      • libTest.cl
  • shaders
    • simulation.frag
    • simulation.vert
  • LICENSE
  • test
    • ch
      • fhnw
        • woipv
          • tests
            • TestBoundingBox.java
            • MeasureTime.java
  • lib
    • gluegen-rt-natives-windows-amd64.jar
  • textures
  • .settings
    • org.eclipse.jdt.core.prefs
  • README.md
  • .gitignore
  • .project
  • universes
  • .classpath

OpenCL N-body Simulation

OpenCL 2.0 adaptation of Burtscher and Pingalis An Efficient CUDA Implementation of the Tree-Based Barnes Hut n-Body Algorithm.

• GPU octree implementation for nlogn N-body simulation
• Requires OpenCL 2.0 GPU capabilities
• Tested only on an Intel HD 5500 Card

Sample Video and Image

500'000 Bodies Simulation Video