z is the z component of a vector in eye space
perspective correct interpolation will linearly interpolate attribute s1, s2, s3
using
s1/z1, s2/z2, s3/z3
then divide the result by
1/z
where z is the linearly interpolated result of
1/z1, 1/z2, 1/z3
posted on 2008-08-03 18:46 Len3d 阅读( ...) 评论( ...) 编辑 收藏
转载于:https://www.cnblogs.com/len3d/archive/2008/08/03/1259363.html
