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64 lines
1.2 KiB
Plaintext
64 lines
1.2 KiB
Plaintext
cstype bmatrix
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deg 3 3
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step 3 3
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bmat u 1 -3 3 -1 \
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0 3 -6 3 \
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0 0 3 -3 \
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0 0 0 1
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bmat v 1 -3 -3 2 \
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2 2 2 3 \
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0 0 0 -2 \
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0 0 0 2
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# Special point and space curve data
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vp 0.500
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vp 0.700
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vp 1.100
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vp 0.200 0.950
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v 0.300 1.500 0.100
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v 0.000 0.000 0.000
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v 1.000 1.000 0.000
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v 2.000 1.000 0.000
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v 3.000 0.000 0.000
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cstype bezier
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deg 3
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curv 0.2 0.9 -4 -3 -2 -1
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sp 1
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parm u 0.00 1.00
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end
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# Trimming curve
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vp -0.675 1.850 3.000
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vp 0.915 1.930
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vp 2.485 0.470 2.000
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vp 2.485 -1.030
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vp 1.605 -1.890 10.700
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vp -0.745 -0.654 0.500
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cstype rat bezier
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curv2 -6 -5 -4 -3 -2 -1 -6
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parm u 0.00 1.00 2.00
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sp 2 3
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end
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# Surface
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v -1.350 -1.030 0.000
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v 0.130 -1.030 0.432 7.600
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v 1.480 -1.030 0.000 2.300
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v -1.460 0.060 0.201
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v 0.120 0.060 0.915 0.500
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v 1.380 0.060 0.454 1.500
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v -1.480 1.030 0.000 2.300
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v 0.120 1.030 0.394 6.100
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v 1.170 1.030 0.000 3.300
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cstype rat bspline
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deg 2 2
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surf -1.0 2.5 -2.0 2.0 -9 -8 -7 -6 -5 -4 -3 -2 -1
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parm u -1.00 -1.00 -1.00 2.50 2.50 2.50
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parm v -2.00 -2.00 -2.00 2.00 2.00 2.00
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trim 0.0 2.0 1 2.2 2.2 3
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sp 4
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con 1 2.0 2.0 1 2 4.0 3.0 1
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end
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