| /* |
| * 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 withZ(double z) |
| * Returns a new Float32x4 copied from this with a new z value. |
| * @description Checks that a new object is created and all its lanes except [z] |
| * equal to corresponding lanes of [this]. Checks that [z] of new [Float32x4] |
| * equals the [z] parameter of the method. |
| * @note undocumented |
| * @author msyabro |
| */ |
| |
| import "dart:typed_data"; |
| import "../../../Utils/expect.dart"; |
| |
| check(x, y, z, w, newZ) { |
| var obj1 = new Float32x4(x, y, z, w); |
| var obj2 = obj1.withZ(newZ); |
| |
| Expect.isFalse(obj1 == obj2); |
| Expect.approxEquals(w, obj2.w, (w / 1e7).abs()); |
| Expect.approxEquals(x, obj2.x, (x / 1e7).abs()); |
| Expect.approxEquals(y, obj2.y, (y / 1e7).abs()); |
| Expect.approxEquals(newZ, obj2.z, (newZ / 1e7).abs()); |
| } |
| |
| main() { |
| check(0.0, 0.0, 0.0, 0.0, 0.0); |
| check(1e-1, 1e-1, 1e-1, 1e-1, 0.0); |
| check(0.12e-5, 1.2e12, 1e40, 4.332e-1, 1.0); |
| } |