June 1995
Intermediate to advanced
438 pages
10h 53m
English
Content preview from Graphics Gems V (IBM Version)
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VII.6
Accurate Z-Buffer Rendering
Raghu Karinthi, West Virginia University. E-mail address: raghu@cs.wvu.edu
This gem describes the software implementation of a high-precision color Z-buffer Tenderer. The system is virtual: No frame-buffer hardware is assumed. Instead, a twenty-four-bit color model supported by a number of widely available Internet utilities ( Fleischer and Salesin 1992, Foley et al. 1990) creates a desirable and highly portable system.
Description
The sequence of steps that map (in perspective) a scene description onto a raster file appears in Figure 1. This gem leverages off several freely available utilities to embody each function block. First, the input is presented using a slightly modified version of the Neutral ...
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