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IEEE Symposium on FPGA's for Custom Computing Machines (FCCM '95)
Acceleration of template-based ray casting for volume visualization using FPGAs
Napa Valley, California
April 19-April 21
ISBN: 0-8186-7086-X
M. Dao, Dept. of Electr. & Comput. Eng., Rutgers Univ., Piscataway, NJ, USA
T.A. Cook, Dept. of Electr. & Comput. Eng., Rutgers Univ., Piscataway, NJ, USA
D. Silver, Dept. of Electr. & Comput. Eng., Rutgers Univ., Piscataway, NJ, USA
P.S. D'Urbano, Dept. of Electr. & Comput. Eng., Rutgers Univ., Piscataway, NJ, USA
Abstract: Volume visualization is used heavily to view simulated or collected data sets in such applications as medical imaging, computational fluid dynamics, and climate modeling. However, software and low-cost hardware implementations of visualization algorithms do not have sufficient performance for interactive viewing. This paper discusses methods for low-cost, hardware acceleration of volume visualization using a PC-hosted FPGA board. Our methods focus on volume rendering approaches, since these techniques are widely used and are computationally expensive; our primary method uses a template-based, ray-casting algorithm. This hardware implementation is substantially faster than a software-only version running on the host PC.
Index Terms:
field programmable gate arrays; logic arrays; data visualisation; rendering (computer graphics); template-based ray casting acceleration; volume visualization; FPGAs; simulated data; medical imaging; computational fluid dynamics; climate modeling; interactive viewing; volume rendering
Citation:
M. Dao, T.A. Cook, D. Silver, P.S. D'Urbano, "Acceleration of template-based ray casting for volume visualization using FPGAs," fccm, pp.0116, IEEE Symposium on FPGA's for Custom Computing Machines (FCCM '95), 1995
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