victory-vendor/lib-vendor/d3-ease/src/circle.js

Vendored dependencies for Victory

"use strict";

Object.defineProperty(exports, "__esModule", {
  value: true
});
exports.circleIn = circleIn;
exports.circleInOut = circleInOut;
exports.circleOut = circleOut;

function circleIn(t) {
  return 1 - Math.sqrt(1 - t * t);
}

function circleOut(t) {
  return Math.sqrt(1 - --t * t);
}

function circleInOut(t) {
  return ((t *= 2) <= 1 ? 1 - Math.sqrt(1 - t * t) : Math.sqrt(1 - (t -= 2) * t) + 1) / 2;
}