[求助]请教高手如何取3DSOLID物件顶点座标列表?

vlisp2012

运行命令后：
命令: ttt
Select a 3DSolid:
21500 86 2 24
215.0.0.4214  0  19

1 9.9999999999999995e-007 1e-010
asmheader $-1 -1 12 215.0.0.4214 #
body $-1 -1 $-1 $2 $-1 $-1 #
lump $-1 -1 $-1 $-1 $3 $1 #
shell $-1 -1 $-1 $-1 $-1 $4 $-1 $2 #
face $-1 -1 $-1 $5 $6 $3 $-1 $7 forward single #
face $-1 -1 $-1 $8 $9 $3 $-1 $10 reversed single #
loop $-1 -1 $-1 $-1 $11 $4 #
plane-surface $-1 -1 $-1 1063.5454332660352 -803.64276742585162
420.57072134170448 0 0 1 -1 0 0 reversev I I I I #
face $-1 -1 $-1 $12 $13 $3 $-1 $14 reversed single #
loop $-1 -1 $-1 $-1 $15 $5 #
plane-surface $-1 -1 $-1 1063.5454332660352 -803.64276742585162 0 0 0 1 -1 0 0
reversev I I I I #
coedge $-1 -1 $-1 $16 $17 $18 $19 reversed $6 $-1 #
face $-1 -1 $-1 $20 $21 $3 $-1 $22 reversed single #
loop $-1 -1 $-1 $-1 $23 $8 #
plane-surface $-1 -1 $-1 1063.5454332660352 -1264.0483670514641
210.28536067085224 0 1 0 0 0 1 reversev I I I I #
coedge $-1 -1 $-1 $24 $25 $26 $27 reversed $9 $-1 #
coedge $-1 -1 $-1 $28 $11 $29 $30 reversed $6 $-1 #
coedge $-1 -1 $-1 $11 $28 $31 $32 reversed $6 $-1 #
coedge $-1 -1 $-1 $33 $34 $11 $19 forward $35 $-1 #
edge $-1 -1 $-1 $36 -460.40559962561247 $37 460.40559962561241 $18 $38 forward
7 unknown #
face $-1 -1 $-1 $39 $40 $3 $-1 $41 reversed single #
loop $-1 -1 $-1 $-1 $42 $12 #
plane-surface $-1 -1 $-1 1377.2403229544452 -803.64276742585162
210.28536067085224 -1 0 0 0 0 -1 reversev I I I I #
coedge $-1 -1 $-1 $29 $43 $44 $45 reversed $13 $-1 #
coedge $-1 -1 $-1 $46 $15 $47 $48 reversed $9 $-1 #
coedge $-1 -1 $-1 $15 $46 $43 $49 reversed $9 $-1 #
coedge $-1 -1 $-1 $34 $33 $15 $27 forward $35 $-1 #
edge $-1 -1 $-1 $50 -460.40559962561241 $51 460.40559962561247 $26 $52 forward
7 unknown #
coedge $-1 -1 $-1 $17 $16 $53 $54 reversed $6 $-1 #
coedge $-1 -1 $-1 $55 $23 $16 $30 forward $13 $-1 #
edge $-1 -1 $-1 $56 -313.69488968841006 $36 313.69488968841006 $29 $57 forward
7 unknown #
coedge $-1 -1 $-1 $58 $59 $17 $32 forward $40 $-1 #
edge $-1 -1 $-1 $37 -313.69488968841006 $60 313.69488968841006 $31 $61 forward
7 unknown #
coedge $-1 -1 $-1 $26 $18 $59 $62 forward $35 $-1 #
coedge $-1 -1 $-1 $18 $26 $55 $63 reversed $35 $-1 #
loop $-1 -1 $-1 $-1 $34 $39 #
vertex $-1 -1 $-1 $19 0 $64 #
vertex $-1 -1 $-1 $19 1 $65 #
straight-curve $-1 -1 $-1 749.8505435776251 -803.64276742585162
420.57072134170448 0 1 0 I I #
face $-1 -1 $-1 $-1 $35 $3 $-1 $66 reversed single #
loop $-1 -1 $-1 $-1 $59 $20 #
plane-surface $-1 -1 $-1 1063.5454332660352 -343.23716780023921
210.28536067085224 0 -1 0 0 0 -1 reversev I I I I #
coedge $-1 -1 $-1 $53 $67 $58 $68 reversed $21 $-1 #
coedge $-1 -1 $-1 $23 $55 $25 $49 forward $13 $-1 #
coedge $-1 -1 $-1 $67 $53 $23 $45 forward $21 $-1 #
edge $-1 -1 $-1 $56 -210.28536067085224 $69 210.28536067085224 $44 $70 forward
7 unknown #
coedge $-1 -1 $-1 $25 $24 $67 $71 reversed $9 $-1 #
coedge $-1 -1 $-1 $59 $58 $24 $48 forward $40 $-1 #
edge $-1 -1 $-1 $72 -313.69488968841006 $50 313.69488968841006 $47 $73 forward
7 unknown #
edge $-1 -1 $-1 $51 -313.69488968841006 $69 313.69488968841006 $43 $74 forward
7 unknown #
vertex $-1 -1 $-1 $27 0 $75 #
vertex $-1 -1 $-1 $63 1 $76 #
straight-curve $-1 -1 $-1 749.8505435776251 -803.64276742585162 0 0 -1 0 I I #
coedge $-1 -1 $-1 $44 $42 $28 $54 forward $21 $-1 #
edge $-1 -1 $-1 $60 -460.40559962561241 $56 460.40559962561247 $53 $77 forward
7 unknown #
coedge $-1 -1 $-1 $43 $29 $34 $63 forward $13 $-1 #
vertex $-1 -1 $-1 $54 1 $78 #
straight-curve $-1 -1 $-1 1063.5454332660352 -1264.0483670514641
420.57072134170448 -1 0 0 I I #
coedge $-1 -1 $-1 $47 $31 $42 $68 forward $40 $-1 #
coedge $-1 -1 $-1 $31 $47 $33 $62 reversed $40 $-1 #
vertex $-1 -1 $-1 $32 1 $79 #
straight-curve $-1 -1 $-1 1063.5454332660352 -343.23716780023921
420.57072134170448 1 0 0 I I #
edge $-1 -1 $-1 $37 -210.28536067085224 $50 210.28536067085224 $33 $80 forward
7 unknown #
edge $-1 -1 $-1 $36 -210.28536067085224 $51 210.28536067085224 $34 $81 forward
7 unknown #
point $-1 -1 $-1 749.8505435776251 -1264.0483670514641 420.57072134170448 #
point $-1 -1 $-1 749.8505435776251 -343.23716780023921 420.57072134170448 #
plane-surface $-1 -1 $-1 749.8505435776251 -803.64276742585162
210.28536067085224 1 0 0 0 0 1 reversev I I I I #
coedge $-1 -1 $-1 $42 $44 $46 $71 forward $21 $-1 #
edge $-1 -1 $-1 $60 -210.28536067085224 $72 210.28536067085224 $58 $82 forward
7 unknown #
vertex $-1 -1 $-1 $71 0 $83 #
straight-curve $-1 -1 $-1 1377.2403229544452 -1264.0483670514641
210.28536067085224 0 0 -1 I I #
edge $-1 -1 $-1 $69 -460.40559962561247 $72 460.40559962561241 $67 $84 forward
7 unknown #
vertex $-1 -1 $-1 $48 0 $85 #
straight-curve $-1 -1 $-1 1063.5454332660352 -343.23716780023921 0 -1 0 0 I I #
straight-curve $-1 -1 $-1 1063.5454332660352 -1264.0483670514641 0 1 0 0 I I #
point $-1 -1 $-1 749.8505435776251 -343.23716780023921 0 #
point $-1 -1 $-1 749.8505435776251 -1264.0483670514641 0 #
straight-curve $-1 -1 $-1 1377.2403229544452 -803.64276742585162
420.57072134170448 0 -1 0 I I #
point $-1 -1 $-1 1377.2403229544452 -1264.0483670514641 420.57072134170448 #
point $-1 -1 $-1 1377.2403229544452 -343.23716780023921 420.57072134170448 #
straight-curve $-1 -1 $-1 749.8505435776251 -343.23716780023921
210.28536067085224 0 0 -1 I I #
straight-curve $-1 -1 $-1 749.8505435776251 -1264.0483670514641
210.28536067085224 0 0 -1 I I #
straight-curve $-1 -1 $-1 1377.2403229544452 -343.23716780023921
210.28536067085224 0 0 -1 I I #
point $-1 -1 $-1 1377.2403229544452 -1264.0483670514641 0 #
straight-curve $-1 -1 $-1 1377.2403229544452 -803.64276742585162 0 0 1 0 I I #
point $-1 -1 $-1 1377.2403229544452 -343.23716780023921 0 #nil


我怎样将实体的坐标单独过滤出来呢？
得到如下数据：
point $-1 -1 $-1 1377.2403229544452 -1264.0483670514641 0 #
point $-1 -1 $-1 1377.2403229544452 -1264.0483670514641 420.57072134170448 #
point $-1 -1 $-1 1377.2403229544452 -343.23716780023921 0 #nil
point $-1 -1 $-1 1377.2403229544452 -343.23716780023921 420.57072134170448 #
point $-1 -1 $-1 749.8505435776251 -1264.0483670514641 0 #
point $-1 -1 $-1 749.8505435776251 -1264.0483670514641 420.57072134170448 #
point $-1 -1 $-1 749.8505435776251 -343.23716780023921 0 #
point $-1 -1 $-1 749.8505435776251 -343.23716780023921 420.57072134170448 #

vlisp2012

11楼的问题。谁能帮我解决一下呢？