| // 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. |
| // VMOptions=--optimization-counter-threshold=10 --no-background-compilation |
| |
| // @dart = 2.9 |
| |
| // Library tag to be able to run in html test framework. |
| library float32x4_clamp_test; |
| |
| import 'dart:typed_data'; |
| import 'package:expect/expect.dart'; |
| |
| void testClampLowerGreaterThanUpper() { |
| Float32x4 l = new Float32x4(1.0, 1.0, 1.0, 1.0); |
| Float32x4 u = new Float32x4(-1.0, -1.0, -1.0, -1.0); |
| Float32x4 z = new Float32x4.zero(); |
| Float32x4 a = z.clamp(l, u); |
| Expect.equals(a.x, 1.0); |
| Expect.equals(a.y, 1.0); |
| Expect.equals(a.z, 1.0); |
| Expect.equals(a.w, 1.0); |
| } |
| |
| void testClamp() { |
| Float32x4 l = new Float32x4(-1.0, -1.0, -1.0, -1.0); |
| Float32x4 u = new Float32x4(1.0, 1.0, 1.0, 1.0); |
| Float32x4 z = new Float32x4.zero(); |
| Float32x4 a = z.clamp(l, u); |
| Expect.equals(a.x, 0.0); |
| Expect.equals(a.y, 0.0); |
| Expect.equals(a.z, 0.0); |
| Expect.equals(a.w, 0.0); |
| } |
| |
| Float32x4 negativeZeroClamp() { |
| final negZero = -Float32x4.zero(); |
| return negZero.clamp(negZero, Float32x4.zero()); |
| } |
| |
| Float32x4 zeroClamp() { |
| final negOne = -Float32x4(1.0, 1.0, 1.0, 1.0); |
| return Float32x4.zero().clamp(negOne, -Float32x4.zero()); |
| } |
| |
| // Regression test for https://github.com/dart-lang/sdk/issues/40426. |
| void testNegativeZeroClamp(Float32x4 unopt) { |
| final res = negativeZeroClamp(); |
| Expect.equals(res.x.compareTo(unopt.x), 0); |
| Expect.equals(res.y.compareTo(unopt.y), 0); |
| Expect.equals(res.z.compareTo(unopt.z), 0); |
| Expect.equals(res.w.compareTo(unopt.w), 0); |
| } |
| |
| // Regression test for https://github.com/dart-lang/sdk/issues/40426. |
| void testZeroClamp(Float32x4 unopt) { |
| final res = zeroClamp(); |
| Expect.equals(res.x.compareTo(unopt.x), 0); |
| Expect.equals(res.y.compareTo(unopt.y), 0); |
| Expect.equals(res.z.compareTo(unopt.z), 0); |
| Expect.equals(res.w.compareTo(unopt.w), 0); |
| } |
| |
| main() { |
| final unoptNegZeroClamp = negativeZeroClamp(); |
| final unoptZeroClamp = zeroClamp(); |
| for (int i = 0; i < 2000; i++) { |
| testClampLowerGreaterThanUpper(); |
| testClamp(); |
| testNegativeZeroClamp(unoptNegZeroClamp); |
| testZeroClamp(unoptZeroClamp); |
| } |
| } |