Sketcher BSplineDecreaseDegree: Difference between revisions

Revision as of 00:51, 27 October 2020

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Menu location
Sketcher BSplineDecreaseDegree
Sketch → Sketcher B-spline tools → Decrease Degree of B-spline
Workbenches
Sketcher
Default shortcut
None
Introduced in version
0.19
See also
Sketcher Create B-spline, Increase B-spline degree

Decreases the degree of the B-spline(see B-spline).

Same B-spline with different Degrees.

Select an edge from an existing B-spline, and press Decrease B-spline degree.

General: Create sketch, Edit sketch, Map sketch to face, Reorient sketch, Validate sketch, Merge sketches, Mirror sketch, Leave sketch, View sketch, View section, Toggle grid, Toggle snap, Configure rendering order, Stop operation

Sketcher geometries: Point, Line, Arc, Arc by 3 points, Circle, Circle by 3 points, Ellipse, Ellipse by 3 points, Arc of ellipse, Arc of hyperbola, Arc of parabola, B-spline by control points, Periodic B-spline by control points, B-spline by knots, Periodic B-spline by knots, Polyline, Rectangle, Centered rectangle, Rounded rectangle, Triangle, Square, Pentagon, Hexagon, Heptagon, Octagon, Regular polygon, Slot, Fillet, Corner-preserving fillet, Trim, Extend, Split, External geometry, Carbon copy, Toggle construction geometry

Sketcher constraints:
- Geometric constraints: Coincident, Point on object, Vertical, Horizontal, Parallel, Perpendicular, Tangent, Equal, Symmetric, Block
- Dimensional constraints: Lock, Horizontal distance, Vertical distance, Distance, Radius or weight, Diameter, Auto radius/diameter, Angle, Refraction (Snell's law)
- Constraint tools: Toggle driving/reference constraint, Activate/deactivate constraint

Sketcher tools: Select unconstrained DoF, Select associated constraints, Select associated geometry, Select redundant constraints, Select conflicting constraints, Show/hide internal geometry, Select origin, Select horizontal axis, Select vertical axis, Symmetry, Clone, Copy, Move, Rectangular array, Remove axes alignment, Delete all geometry, Delete all constraints

Sketcher B-spline tools: Show/hide B-spline degree, Show/hide B-spline control polygon, Show/hide B-spline curvature comb, Show/hide B-spline knot multiplicity, Show/hide B-spline control point weight, Convert geometry to B-spline, Increase B-spline degree, Decrease B-spline degree, Increase knot multiplicity, Decrease knot multiplicity, Insert knot, Join curves

Getting started
Installation: Download, Windows, Linux, Mac, Additional components, Docker, AppImage, Ubuntu Snap
Basics: About FreeCAD, Interface, Mouse navigation, Selection methods, Object name, Preferences, Workbenches, Document structure, Properties, Help FreeCAD, Donate

Help: Tutorials, Video tutorials
Workbenches: Std Base, Arch, Assembly, CAM, Draft, FEM, Inspection, Mesh, OpenSCAD, Part, PartDesign, Points, Reverse Engineering, Robot, Sketcher, Spreadsheet, Start, Surface, TechDraw, Test Framework, Web

@@ Line 3: / Line 3: @@
 <!--T:14-->
 {{Docnav
-|[[Sketcher_BSplineIncreaseDegree|Increase degree]]
+|[[Sketcher_BSplineIncreaseDegree|Increase B-spline degree]]
 |[[Sketcher_BSplineIncreaseKnotMultiplicity|Increase knot multiplicity]]
 |[[Sketcher_Workbench|Sketcher]]
@@ Line 17: / Line 17: @@
 |MenuLocation=Sketch → Sketcher B-spline tools → Decrease Degree of B-spline
 |Version=0.19
-|SeeAlso=[[Sketcher_BSplineIncreaseDegree|Decrease B-spline degree]]
+|SeeAlso=[[Sketcher_CompCreateBSpline|Sketcher Create B-spline]], [[Sketcher_BSplineIncreaseDegree|Increase B-spline degree]]
 }}
@@ Line 35: / Line 35: @@
 <!--T:17-->
-# Select an edge from an existing B-spline, and press {{Button|[[File:Sketcher_BSplinedecreaseDegree.svg|16px]] [[Sketcher_BSplinedecreaseDegree|B-spline decrease degree]]}}.
+# Select an edge from an existing B-spline, and press {{Button|[[File:Sketcher_BSplineDecreaseDegree.svg|24px]] '''Decrease B-spline degree'''}}.
 <!--T:8-->
 {{Docnav
-|[[Sketcher_BSplineIncreaseDegree|Increase degree]]
+|[[Sketcher_BSplineIncreaseDegree|Increase B-spline degree]]
 |[[Sketcher_BSplineIncreaseKnotMultiplicity|Increase knot multiplicity]]
 |[[Sketcher_Workbench|Sketcher]]