Users:Geometry Generation/Refinement
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(Difference between revisions)
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[[Category: Users:Geometry Generation]] | [[Category: Users:Geometry Generation]] | ||
| − | Solution space is determined by the refinement. If a NURBS patch is the underlying geometry of the respective Design / Design BRep element, the polynomial degree and the knot vector can be manipulated. | + | Solution space is determined by the refinement. If a NURBS patch is the underlying geometry of the respective Design / Design BRep element, the polynomial degree (p,q,r) and the knot vector can be manipulated for every direction in the parameter space (u,v,w). |
=== Parameter Description === | === Parameter Description === | ||
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!Description | !Description | ||
|- | |- | ||
| − | !dp | + | !dp, dq, dr |
|''int'' <br /> auto | |''int'' <br /> auto | ||
|degree elevation by ''int'' <br /> automatic degree elevation accordingly to underlying NURBS patch (only for DE-BREP-EL) | |degree elevation by ''int'' <br /> automatic degree elevation accordingly to underlying NURBS patch (only for DE-BREP-EL) | ||
|- | |- | ||
| − | !ep | + | !ep, eq, er |
|''int'' | |''int'' | ||
|final polynomial degree | |final polynomial degree | ||
|- | |- | ||
| − | !ru | + | !ru, rv, rw |
|''int'' <br /> <''float'', ''float'', ... > <br /> auto | |''int'' <br /> <''float'', ''float'', ... > <br /> auto | ||
|number of knots to be inserted per element <br /> knots to be inserted <br /> automatic knot insertion accordingly to underlying NURBS patch (only for DE-BREP-EL) | |number of knots to be inserted per element <br /> knots to be inserted <br /> automatic knot insertion accordingly to underlying NURBS patch (only for DE-BREP-EL) | ||
| Line 33: | Line 33: | ||
DE-EL 1 ep=1 ru=1 | DE-EL 1 ep=1 ru=1 | ||
DE-EL 2 dp=1 dq=1 ru=3 rv=3 | DE-EL 2 dp=1 dq=1 ru=3 rv=3 | ||
| − | DE-EL 3 dp=3 dq=3 dr=3 ru=2 | + | DE-EL 3 dp=3 dq=3 dr=3 ru=2 rv=<0.5, 0.9> rw=1 |
DE-BREP-EL 1 dp=auto ru=auto | DE-BREP-EL 1 dp=auto ru=auto | ||
DE-BREP-EL 1 dp=2 ru=10 | DE-BREP-EL 1 dp=2 ru=10 | ||
!=================================================================== | !=================================================================== | ||
</pre> | </pre> | ||
Revision as of 08:06, 28 November 2016
Solution space is determined by the refinement. If a NURBS patch is the underlying geometry of the respective Design / Design BRep element, the polynomial degree (p,q,r) and the knot vector can be manipulated for every direction in the parameter space (u,v,w).
Parameter Description
| Parameters | ||
| Parameter | Values, Default(*) | Description |
|---|---|---|
| dp, dq, dr | int auto |
degree elevation by int automatic degree elevation accordingly to underlying NURBS patch (only for DE-BREP-EL) |
| ep, eq, er | int | final polynomial degree |
| ru, rv, rw | int <float, float, ... > auto |
number of knots to be inserted per element knots to be inserted automatic knot insertion accordingly to underlying NURBS patch (only for DE-BREP-EL) |
Example of a Complete Input Block
!=================================================================== ! DE-EL-ID dp= dq= ru=<> rv=<> DE-REFINEMENT DE-EL 1 ep=1 ru=1 DE-EL 2 dp=1 dq=1 ru=3 rv=3 DE-EL 3 dp=3 dq=3 dr=3 ru=2 rv=<0.5, 0.9> rw=1 DE-BREP-EL 1 dp=auto ru=auto DE-BREP-EL 1 dp=2 ru=10 !===================================================================
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