雷哥,请教一下按照那个教程第四章,按下preview all 后并未出现棱镜三维图,为什么呢?? TNT4<5Ol6
System being written to file geo_bld.sys G{As,`{
--- SYSTEM NEW; RESET; RAYS 0 H`XUJh
0 rays defined >jDDQ@
--- $PLOT NORM :I.mGH!^
--- $IO PLOT Co9^OF-k
--- SYSTEM FROM GEO_BLD P1.[
System being read from file geo_bld.sys \i>?q