你插入的是txt的光源文件吗?这样的文件内容有固定的格式的,比如: '_$uW&{NI
Line # Description Format D2,z)O%VK
I'@Ydt2
1 File Header !! Source file: file-name V,[d66H=N
P(K>=O
2 Format Version Version:1.2 e~"fn*"
d`(@_czdF
3 TracePro Version TracePro Version: 2 1 0 %bdjBa}
?Sb8@S&J
4 - 7 Generation data (Varies with creation program) 0]jA<vLR
o#hjvg
8+ Ray data (See below)