Users:Geometry Generation/NURBS
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(Difference between revisions)
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| + | == 1D: Curves == | ||
=== Input Example === | === Input Example === | ||
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CTRLPT 3 1.0000000000000000e+01 0.0000000000000000e+00 0.0000000000000000e+00 1.0000000000000000e+00 | CTRLPT 3 1.0000000000000000e+01 0.0000000000000000e+00 0.0000000000000000e+00 1.0000000000000000e+00 | ||
!=================================================================== | !=================================================================== | ||
| + | </pre> | ||
| + | |||
| + | == 2D: Surfaces == | ||
| + | === Input Example === | ||
| + | Example of a complete input block: | ||
| + | <pre> | ||
| + | !################################################################### | ||
| + | !#### NURBS-BLOCK #### | ||
| + | !################################################################### | ||
NURBS_PATCH 2 : NURBS_2D | NURBS_PATCH 2 : NURBS_2D | ||
CTRL_PTS = CTRL_PTS_DEF 2 | CTRL_PTS = CTRL_PTS_DEF 2 | ||
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CTRLPT 6 1.0000000000000000e+01 0.0000000000000000e+00 1.0000000000000000e+00 1.0000000000000000e+00 | CTRLPT 6 1.0000000000000000e+01 0.0000000000000000e+00 1.0000000000000000e+00 1.0000000000000000e+00 | ||
!=================================================================== | !=================================================================== | ||
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!################################################################### | !################################################################### | ||
!#### TRIMMING #### | !#### TRIMMING #### | ||
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CTRLPT_PAR 7 0.0000000000e+00 1.0000000000e+01 | CTRLPT_PAR 7 0.0000000000e+00 1.0000000000e+01 | ||
CTRLPT_PAR 8 0.0000000000e+00 0.0000000000e+00 | CTRLPT_PAR 8 0.0000000000e+00 0.0000000000e+00 | ||
| + | </pre> | ||
| + | |||
| + | == 3D: Volumes == | ||
| + | |||
| + | === Input Example === | ||
| + | |||
| + | Example of a complete input block: | ||
| + | <pre> | ||
| + | !################################################################### | ||
| + | !#### NURBS-BLOCK #### | ||
| + | !################################################################### | ||
| + | NURBS_PATCH 3 : NURBS_3D | ||
| + | CTRL_PTS = CTRL_PTS_DEF 3 | ||
| + | NCTRL = 2 | ||
| + | MCTRL = 1 | ||
| + | LCTRL = 1 | ||
| + | PDEG = 2 | ||
| + | QDEG = 1 | ||
| + | RDEG = 1 | ||
| + | UKNOT = 0, 0, 0, 10, 10, 10 | ||
| + | VKNOT = 0,0,1,1 | ||
| + | WKNOT = 0,0,1,1 | ||
| + | !=================================================================== | ||
| + | CTRL_PTS_DEF 3 | ||
| + | CTRLPT 1 0.0000000000000000e+00 1.0000000000000000e+01 0.0000000000000000e+00 1.0000000000000000e+00 | ||
| + | CTRLPT 2 1.0000000000000000e+01 1.0000000000000000e+01 0.0000000000000000e+00 7.0710678118654757e-01 | ||
| + | CTRLPT 3 1.0000000000000000e+01 0.0000000000000000e+00 0.0000000000000000e+00 1.0000000000000000e+00 | ||
| + | CTRLPT 4 0.0000000000000000e+00 1.0000000000000000e+01 1.0000000000000000e+00 1.0000000000000000e+00 | ||
| + | CTRLPT 5 1.0000000000000000e+01 1.0000000000000000e+01 1.0000000000000000e+00 7.0710678118654757e-01 | ||
| + | CTRLPT 6 1.0000000000000000e+01 0.0000000000000000e+00 1.0000000000000000e+00 1.0000000000000000e+00 | ||
| + | CTRLPT 7 0.0000000000000000e+00 2.0000000000000000e+01 0.0000000000000000e+00 1.0000000000000000e+00 | ||
| + | CTRLPT 8 2.0000000000000000e+01 2.0000000000000000e+01 0.0000000000000000e+00 7.0710678118654757e-01 | ||
| + | CTRLPT 9 2.0000000000000000e+01 0.0000000000000000e+00 0.0000000000000000e+00 1.0000000000000000e+00 | ||
| + | CTRLPT 10 0.0000000000000000e+00 2.0000000000000000e+01 1.0000000000000000e+00 1.0000000000000000e+00 | ||
| + | CTRLPT 11 2.0000000000000000e+01 2.0000000000000000e+01 1.0000000000000000e+00 7.0710678118654757e-01 | ||
| + | CTRLPT 12 2.0000000000000000e+01 0.0000000000000000e+00 1.0000000000000000e+00 1.0000000000000000e+00 | ||
| + | !=================================================================== | ||
</pre> | </pre> | ||
Revision as of 11:11, 25 November 2016
Contents |
1D: Curves
Input Example
Example of a complete input block:
!################################################################### !#### NURBS-BLOCK #### !################################################################### NURBS_PATCH 1 : NURBS_1D CTRL_PTS = CTRL_PTS_DEF 1 NCTRL = 2 PDEG = 2 UKNOT = 0.0000000000000000e+00, 0.0000000000000000e+00, 0.0000000000000000e+00, 3.1415926535897931e+01, 3.1415926535897931e+01, 3.1415926535897931e+01 !=================================================================== CTRL_PTS_DEF 1 CTRLPT 1 0.0000000000000000e+00 1.0000000000000000e+01 0.0000000000000000e+00 1.0000000000000000e+00 CTRLPT 2 1.0000000000000000e+01 1.0000000000000000e+01 0.0000000000000000e+00 7.0710678118654757e-01 CTRLPT 3 1.0000000000000000e+01 0.0000000000000000e+00 0.0000000000000000e+00 1.0000000000000000e+00 !===================================================================
2D: Surfaces
Input Example
Example of a complete input block:
!################################################################### !#### NURBS-BLOCK #### !################################################################### NURBS_PATCH 2 : NURBS_2D CTRL_PTS = CTRL_PTS_DEF 2 NCTRL = 2 MCTRL = 1 PDEG = 2 QDEG = 1 UKNOT = 0.0, 0.0, 0.0, 10.0, 10.0, 10.0 VKNOT = 0,0,1,1 TRIMMING = B_REP 1 !=================================================================== CTRL_PTS_DEF 2 CTRLPT 1 0.0000000000000000e+00 1.0000000000000000e+01 0.0000000000000000e+00 1.0000000000000000e+00 CTRLPT 2 1.0000000000000000e+01 1.0000000000000000e+01 0.0000000000000000e+00 7.0710678118654757e-01 CTRLPT 3 1.0000000000000000e+01 0.0000000000000000e+00 0.0000000000000000e+00 1.0000000000000000e+00 CTRLPT 4 0.0000000000000000e+00 1.0000000000000000e+01 1.0000000000000000e+00 1.0000000000000000e+00 CTRLPT 5 1.0000000000000000e+01 1.0000000000000000e+01 1.0000000000000000e+00 7.0710678118654757e-01 CTRLPT 6 1.0000000000000000e+01 0.0000000000000000e+00 1.0000000000000000e+00 1.0000000000000000e+00 !=================================================================== !################################################################### !#### TRIMMING #### !################################################################### B_REP 1 B_REP_LOOP 1 0 1 TRUE 2 TRUE 3 TRUE 4 TRUE !################################################################### !#### NURBS-BLOCK-PARAMETER #### !################################################################### NURBS_PATCH_PAR 1 : NURBS_1D CTRL_PTS = CTRL_PTS_PAR 1 NCTRL = 1 PDEG = 1 UKNOT = 0.0000000000e+00, 0.0000000000e+00, 1.0000000000e+01, 1.0000000000e+01 !=================================================================== CTRL_PTS_PAR 1 CTRLPT_PAR_ID 1 CTRLPT_PAR_ID 2 !=================================================================== !################################################################### !#### NURBS-BLOCK-PARAMETER #### !################################################################### NURBS_PATCH_PAR 2 : NURBS_1D CTRL_PTS = CTRL_PTS_PAR 2 NCTRL = 1 PDEG = 1 UKNOT = 0.0000000000e+00, 0.0000000000e+00, 1.0000000000e+01, 1.0000000000e+01 !=================================================================== CTRL_PTS_PAR 2 CTRLPT_PAR_ID 3 CTRLPT_PAR_ID 4 !=================================================================== !################################################################### !#### NURBS-BLOCK-PARAMETER #### !################################################################### NURBS_PATCH_PAR 3 : NURBS_1D CTRL_PTS = CTRL_PTS_PAR 3 NCTRL = 1 PDEG = 1 UKNOT = 0.0000000000e+00, 0.0000000000e+00, 10, 10 !=================================================================== CTRL_PTS_PAR 3 CTRLPT_PAR_ID 5 CTRLPT_PAR_ID 6 !=================================================================== !################################################################### !#### NURBS-BLOCK-PARAMETER #### !################################################################### NURBS_PATCH_PAR 4 : NURBS_1D CTRL_PTS = CTRL_PTS_PAR 4 NCTRL = 1 PDEG = 1 UKNOT = 0.0000000000e+00, 0.0000000000e+00, 1.0000000000e+01, 1.0000000000e+01 !=================================================================== CTRL_PTS_PAR 4 CTRLPT_PAR_ID 7 CTRLPT_PAR_ID 8 !=================================================================== !################################################################### !#### NURBS-BLOCK-PARAMETER #### !################################################################### NURBS_PATCH_PAR 5 : NURBS_1D CTRL_PTS = CTRL_PTS_PAR 5 NCTRL = 1 PDEG = 1 UKNOT = 0.0000000000e+00, 0.0000000000e+00, 10, 10 !=================================================================== CTRL_PTS_PAR 5 CTRLPT_PAR_ID 9 CTRLPT_PAR_ID 10 !=================================================================== !=================================================================== CTRL_PTS_PAR_DEF CTRLPT_PAR 1 0.0000000000e+00 0.0000000000e+00 CTRLPT_PAR 2 1.0000000000e+01 0.0000000000e+00 CTRLPT_PAR 3 1.0000000000e+01 0.0000000000e+00 CTRLPT_PAR 4 1.0000000000e+01 1.0000000000e+01 CTRLPT_PAR 5 1.0000000000e+01 1.0000000000e+01 CTRLPT_PAR 6 0.0000000000e+00 1.0000000000e+01 CTRLPT_PAR 7 0.0000000000e+00 1.0000000000e+01 CTRLPT_PAR 8 0.0000000000e+00 0.0000000000e+00
3D: Volumes
Input Example
Example of a complete input block:
!################################################################### !#### NURBS-BLOCK #### !################################################################### NURBS_PATCH 3 : NURBS_3D CTRL_PTS = CTRL_PTS_DEF 3 NCTRL = 2 MCTRL = 1 LCTRL = 1 PDEG = 2 QDEG = 1 RDEG = 1 UKNOT = 0, 0, 0, 10, 10, 10 VKNOT = 0,0,1,1 WKNOT = 0,0,1,1 !=================================================================== CTRL_PTS_DEF 3 CTRLPT 1 0.0000000000000000e+00 1.0000000000000000e+01 0.0000000000000000e+00 1.0000000000000000e+00 CTRLPT 2 1.0000000000000000e+01 1.0000000000000000e+01 0.0000000000000000e+00 7.0710678118654757e-01 CTRLPT 3 1.0000000000000000e+01 0.0000000000000000e+00 0.0000000000000000e+00 1.0000000000000000e+00 CTRLPT 4 0.0000000000000000e+00 1.0000000000000000e+01 1.0000000000000000e+00 1.0000000000000000e+00 CTRLPT 5 1.0000000000000000e+01 1.0000000000000000e+01 1.0000000000000000e+00 7.0710678118654757e-01 CTRLPT 6 1.0000000000000000e+01 0.0000000000000000e+00 1.0000000000000000e+00 1.0000000000000000e+00 CTRLPT 7 0.0000000000000000e+00 2.0000000000000000e+01 0.0000000000000000e+00 1.0000000000000000e+00 CTRLPT 8 2.0000000000000000e+01 2.0000000000000000e+01 0.0000000000000000e+00 7.0710678118654757e-01 CTRLPT 9 2.0000000000000000e+01 0.0000000000000000e+00 0.0000000000000000e+00 1.0000000000000000e+00 CTRLPT 10 0.0000000000000000e+00 2.0000000000000000e+01 1.0000000000000000e+00 1.0000000000000000e+00 CTRLPT 11 2.0000000000000000e+01 2.0000000000000000e+01 1.0000000000000000e+00 7.0710678118654757e-01 CTRLPT 12 2.0000000000000000e+01 0.0000000000000000e+00 1.0000000000000000e+00 1.0000000000000000e+00 !===================================================================
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