Scenic.Math.Matrix.build_rotate_around

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build_rotate_around(angle, pin)

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build_rotate_around(angle :: number(), pin :: Scenic.Math.point()) ::
  Scenic.Math.matrix()

Build a matrix that represents a 2D rotation around a point.

Parameters:

  • angle: the amount to rotate, in radians
  • pin: position to pin the rotation around

Returns: A binary matrix