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BezierCurve:getDerivative

Available since LÖVE 0.9.0
This function is not supported in earlier versions.

Get the derivative of the Bézier curve.

This function can be used to rotate sprites moving along a curve in the direction of the movement and compute the direction perpendicular to the curve at some parameter t.

Function

Synopsis

derivative = BezierCurve:getDerivative()

Arguments

None.

Returns

BezierCurve derivative
The derivative curve.

See Also

© 2006–2016 LÖVE Development Team
Licensed under the GNU Free Documentation License, Version 1.3.
https://love2d.org/wiki/BezierCurve:getDerivative