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?? !.w|+-JKO
System being written to file geo_bld.sys k3&/Ei5
--- SYSTEM NEW; RESET; RAYS 0 TZa LB}4
0 rays defined LBnlaH.
--- $PLOT NORM \N)!]jq
--- $IO PLOT 9oj0X>| 1
--- SYSTEM FROM GEO_BLD DfVSG1g
System being read from file geo_bld.sys ]t_ Wl1*|