4 Creating and Editing NURB Patches

4 Q3NURBPatch_SetControlPoint

You can use the Q3NURBPatch_SetControlPoint function to set a control point for a NURB patch.

TQ3Status Q3NURBPatch_SetControlPoint (
TQ3GeometryObject nurbPatch, 
unsigned long rowIndex, 
unsigned long columnIndex, 
const TQ3RationalPoint4D *point4D);
nurbPatch A NURB patch.
rowIndex A row index into the array of control points for the specified NURB patch.
columnIndex A column index into the array of control points for the specified NURB patch.
point4D The desired four-dimensional control point.

DESCRIPTION


The Q3NURBPatch_SetControlPoint function sets the four-dimensional control point having the row and column indices rowIndex and columnIndex in the controlPoints array of control points of the NURB patch specified by the nurbPatch parameter to the point specified by the point4D parameter.

DESCRIPTION

3D Graphics Programming with QuickDraw 3D - 21 OCT 1995

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