* Scales a vec2 by a scalar number * * @param {vec2} out the receiving vector * @param {vec2} a the vector to scale * @param {Number} b amount to

* Collects all data tuples that pass through this operator. * @constructor * @param {object} params - The parameters for this operator. * @param {f

* Collects all data tuples that pass through this operator. * @constructor * @param {object} params - The parameters for this operator. * @param {f

* Removes any selection.

* Select cubes by a filter expression. * @param search Filter expression, see https://vega.github.io/vega/docs/expressions/

* Translate a mat3 by the given vector * * @param {mat3} out the receiving matrix * @param {mat3} a the matrix to translate * @param {vec2} v vect

* calculate the scale factor between two pointersets * no scale is 1, and goes down to 0 when pinched together, and bigger when pinched out * @param

* calculate the scale factor between two pointersets * no scale is 1, and goes down to 0 when pinched together, and bigger when pinched out * @param

* Gets the current selection.