blob: f23409c82d35472438af8368eb20457da1ed7943 [file] [log] [blame]
// Copyright (c) 2013, the Dart project authors. Please see the AUTHORS file
// for details. All rights reserved. Use of this source code is governed by a
// BSD-style license that can be found in the LICENSE file.
/// @assertion Float32x4 sqrt()
/// Returns the square root of this.
/// @description Checks that the returned value contains square root of
/// corresponding lanes of [this].
/// @author msyabro
/// @note eps increased from 1e-7 to 1e-6 as asked in co19 issue #666.
import "dart:typed_data";
import "dart:math";
import "../../../Utils/expect.dart";
check(x, y, z, w) {
var obj = new Float32x4(x,y,z,w);
var res = obj.sqrt();
double eps = 1e-6;
Expect.approxEquals(sqrt(obj.x), res.x, (res.x * eps).abs());
Expect.approxEquals(sqrt(obj.y), res.y, (res.y * eps).abs());
Expect.approxEquals(sqrt(obj.z), res.z, (res.z * eps).abs());
Expect.approxEquals(sqrt(obj.w), res.w, (res.w * eps).abs());
main() {
check(1.0, 1.0, 1.0, 1.0);
check(4.0, 4.0, 4.0, 4.0);
check(0.16, 0.25, 0.04, 1e-2);
check(1e-10, 2.43e-14, 0.23e3, 9.31e18);