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?? Fh)IgzFj
System being written to file geo_bld.sys aH yx_B
--- SYSTEM NEW; RESET; RAYS 0 @T@<_ ?)
0 rays defined 55G+;
--- $PLOT NORM ^8]NxV@l
--- $IO PLOT 5A,K6f@:g
--- SYSTEM FROM GEO_BLD el&0}`K
System being read from file geo_bld.sys \J4L:.`qS