Relative Reality

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Relative RealityParallelized

• Gary Steinberg
• 231 Pupin Hall
• gary_at_physics.columbia.edu

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Contents

• Introduction
• Ray-Tracing Implementation Issues
• Load Balancing
• Performance
• Conclusion

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Implementation
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Ray-Tracing Implementation

• Breaks Frames into blocks
• Master sends out blocks to slaves
• Slaves ask for more work when done
• Master does no work!!

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Load Balancing

• Primary Issue with Ray-Tracing
• Anti-aliasing
• Efficiency determined by block size

6
Performance