s3d_load_line_normals - add normals to line

SimonWunderlich
           Author of s3d

s3d                                                                                      S3D_LOAD_LINE_NORMAL(3)

       Just as s3d_pep_line_normals(), with the difference you won't alter the latest n lines but n lines
       starting with index start.

       s3d_load_line_normals - add normals to line

#include<s3d.h>ints3d_load_line_normals(intobject,constfloat*nbuf,uint32_tstart,uint16_tn);