光源厂给我的光源文件内容如下：
9TeDLp
EMITTING RAYS; $FAST 7 ENDOFDATA j*P@]&e7d
-7.78930664062500e-001 -1.10687255859375e-001 0.00000000000000e+000 -1.60517293715514e-001 -2.64004061752787e-001 9.51071003551406e-001 1.00000000000000e-004 `/"z. ~8
-1.03491210937500e+000 -1.52893066406250e-001 0.00000000000000e+000 -5.86527364929135e-002 -8.41297454203436e-001 5.37381103177913e-001 1.00000000000000e-004 9J<KR #M
-5.62957763671875e-001 X%;,r
2g
...................................（中间数据省略） 0j3j/={|.1
-4.47326660156250e-001 -1.18405151367188e+000 0.00000000000000e+000 -7.15991654999682e-001 4.77418042158783e-001 5.09340714053068e-001 1.00000000000000e-004 L-fAT'!'
ENDOFDATA !a0HF p$9
RETURN 8gZ5D
不知道在程序中怎么用这个光源，请高手赐教
