An Advanced Graphics Chip with Bump-mapped Phong Shading

  • Authors:
  • Tsuneo Ikedo;Jianhua Ma

  • Affiliations:
  • -;-

  • Venue:
  • CGI '97 Proceedings of the 1997 Conference on Computer Graphics International
  • Year:
  • 1997

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Abstract

A light-reflected computer graphics shading circuit has been developed to be used as computer graphics processor in PCs and workstations. Its hardware implementation in ASIC of Phong shader, bump-mapping, and sinc filter for texture mapping may be the first such technology in this field. A chip can simultaneously draw four million vectors (10-pixel arbitrary slopes)/s. and render 1.2 million polygons (100-pixel 3-D triangles)/s. while applying Phong shading, bump and texture mapping, and hidden surface removal in a frame buffer system, implemented as a single-port DRAM. 940,000 gate CMOS with 0.3 $\mu$m CMOS rules in a TCP package is used.