Subdividing Reality Employing Subdivision Surfaces for Realtime Scalable 3D

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Subdividing RealityEmploying Subdivision
Surfaces for Real-time Scalable 3D

• Dohan Kim

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Contents

• Introduction
• Subdivision Surface
• Applications
• Data structures
• Practical issues
• Adaptive Subdivision
• Conclusion

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Introduction

• Revolution 3D computer graphics technologies
• Chaos Heterogeneity of the graphics platforms
• The scalability problem

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Introduction

• 3D contents scalability
• The number of polygons
• Subdivision surfaces
• A polygon scalability solution

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Subdivision Surface

• Fine tessellation for a smoother representation

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Subdivision Surface Application

• Load Time Content Enhancement
• Transmission and Compression
• Enhancement of Existing 3D Content
• Adaptive Subdivision

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Practical issues

• Computing vertex normals
• Computing texture coordinates
• Surface Discontinuities

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Conclusion

• Subdivision surfaces
• A powerful solution to the scalability problem
• Practical techniques in real-time 3D applications
• Subdivision surfaces is a powerful solution to
  the scalability problem