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?? [86'/:L\2
System being written to file geo_bld.sys x/7G0K2\}
--- SYSTEM NEW; RESET; RAYS 0 XOCau.#
0 rays defined %5G BMMn
--- $PLOT NORM 8UIL_nPO
--- $IO PLOT RF J ;hh
--- SYSTEM FROM GEO_BLD Tv$7aVi!
System being read from file geo_bld.sys Fsf22