iposva@google.com
cd8cdc5fe8
code is unneeded. Review URL: https://chromiumcodereview.appspot.com//9677059 git-svn-id: https://dart.googlecode.com/svn/branches/bleeding_edge/dart@5432 260f80e4-7a28-3924-810f-c04153c831b5
41 lines
2.0 KiB
Dart
41 lines
2.0 KiB
Dart
// Copyright (c) 2011, the Dart project authors. Please see the AUTHORS file
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// for details. All rights reserved. Use of this source code is governed by a
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// BSD-style license that can be found in the LICENSE file.
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class MathNatives {
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static num pow(num value, num exponent) {
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if (exponent is int) {
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return value.pow(exponent);
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}
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// Double.pow will call exponent.toDouble().
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return value.toDouble().pow(exponent);
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}
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static double random() => _random();
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static double sqrt(num value) => _sqrt(value.toDouble());
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static double sin(num value) => _sin(value.toDouble());
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static double cos(num value) => _cos(value.toDouble());
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static double tan(num value) => _tan(value.toDouble());
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static double acos(num value) => _acos(value.toDouble());
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static double asin(num value) => _asin(value.toDouble());
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static double atan(num value) => _atan(value.toDouble());
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static double atan2(num a, num b) => _atan2(a.toDouble(), b.toDouble());
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static double exp(num value) => _exp(value.toDouble());
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static double log(num value) => _log(value.toDouble());
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static int parseInt(String str) => _parseInt(str);
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static double parseDouble(String str) => _parseDouble(str);
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static double _random() native "MathNatives_random";
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static double _sqrt(double value) native "MathNatives_sqrt";
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static double _sin(double value) native "MathNatives_sin";
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static double _cos(double value) native "MathNatives_cos";
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static double _tan(double value) native "MathNatives_tan";
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static double _acos(double value) native "MathNatives_acos";
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static double _asin(double value) native "MathNatives_asin";
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static double _atan(double value) native "MathNatives_atan";
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static double _atan2(double a, double b) native "MathNatives_2atan";
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static double _exp(double value) native "MathNatives_exp";
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static double _log(double value) native "MathNatives_log";
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static int _parseInt(String str) native "MathNatives_parseInt";
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static double _parseDouble(String str) native "MathNatives_parseDouble";
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}
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