Description
Adds a point afer an existing point on a curve, or adds a knot at a specified percentage of the curve length.
Scripting Syntax
SIAddPointOnCurve( InputObj, [InsertPosition], [X], [Y], [Z], [Local], [CurveType] )
Parameters
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Parameter |
Type |
Description |
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InputObj |
Curve to set points on. |
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InsertPosition |
Where to insert the point or knot. Default Value: 0 Possible Values: • Indexofanexistingpointonthecurve.: The new point is added after this point. Points are indexed starting at 0. • Percentage: The new knot is inserted at this percentage along the curve length, at the specified coordinates. |
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X |
X coordinate Default Value: 0 |
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Y |
Y coordinate Default Value: 0 |
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Z |
Z coordinate Default Value: 0 |
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Local |
True if points are in local coordinates, False if they are in global coordinates. Default Value: False |
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CurveType |
Type of curve Default Value: -1 |
Examples
VBScript Example
'This example shows how to add a point in the middle of a curve newscene 'Create a curve by adding points at the end SICreateCurve "crvlist", 3, 0 SIAddPointOnCurveAtEnd "crvlist", -4.0, 0, 1.6, False SIAddPointOnCurveAtEnd "crvlist", -3.9, 0, -0.3, False SIAddPointOnCurveAtEnd "crvlist", -2.3, 0, 0.2, False SIAddPointOnCurveAtEnd "crvlist", -1.9, 0, -2.2, False SIAddPointOnCurveAtEnd "crvlist", -0.1, 0, -0.9, False SIAddPointOnCurveAtEnd "crvlist", 0.4, 0, 0.6, False SIAddPointOnCurveAtEnd "crvlist", 3, 0, -1.7, False SIAddPointOnCurveAtEnd "crvlist", 3.7, 0, -1.8, False 'Add a point after the fourth control point (indexing is 0 based) SIAddPointOnCurve "crvlist", 3 , 1.0, 2.0, 3.0, 0 ' Add a knot at 0.72 (normalized value between 0 and 1) SIAddPointOnCurve "crvlist", 0.72, 2.0, 3.0, 4.0, 0
See Also
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SOFTIMAGE|XSI v6.01