Hardware-based rendering of full-parallax synthetic holograms

Area of Science:

• Computational physics
• Computer graphics
• Holography

Background:

• Calculating wave pattern interference is essential for synthetic hologram generation.
• Conventional methods for interference calculation can be computationally intensive.
• Leveraging computer graphics hardware for wave pattern interference has potential for acceleration.

Purpose of the Study:

• To present an efficient method for calculating the interference of complex-valued two-dimensional wave patterns.
• To utilize computer graphics rendering for holographic imaging acceleration.
• To demonstrate significant speedups compared to existing calculation methods.

Main Methods:

• Representing wave patterns as textures (images) for processing.
• Employing computer graphics rendering pipelines for interference calculations.
• Leveraging hardware acceleration available in modern workstations.

Main Results:

• Achieved a speedup factor of 60-90 for interference calculations.
• Demonstrated the feasibility of using graphics hardware for holographic imaging.
• Provided numerical evaluation and outlined program code for the method.

Conclusions:

• The proposed method offers a substantial performance improvement for synthetic hologram generation.
• Computer graphics rendering provides an efficient platform for complex wave interference calculations.
• This approach has practical implications for accelerating holographic imaging applications.