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Diffstat (limited to 'Source/JavaScriptCore/wtf/Complex.h')
-rw-r--r-- | Source/JavaScriptCore/wtf/Complex.h | 49 |
1 files changed, 49 insertions, 0 deletions
diff --git a/Source/JavaScriptCore/wtf/Complex.h b/Source/JavaScriptCore/wtf/Complex.h new file mode 100644 index 0000000..40fe56a --- /dev/null +++ b/Source/JavaScriptCore/wtf/Complex.h @@ -0,0 +1,49 @@ +/* + * Copyright (C) 2010 Google Inc. All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * 3. Neither the name of Apple Computer, Inc. ("Apple") nor the names of + * its contributors may be used to endorse or promote products derived + * from this software without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY APPLE AND ITS CONTRIBUTORS "AS IS" AND ANY + * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED + * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE + * DISCLAIMED. IN NO EVENT SHALL APPLE OR ITS CONTRIBUTORS BE LIABLE FOR ANY + * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES + * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; + * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND + * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT + * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF + * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + */ + +#ifndef WTF_Complex_h +#define WTF_Complex_h + +#include <complex> +#include <wtf/MathExtras.h> + +namespace WTF { + +typedef std::complex<double> Complex; + +inline Complex complexFromMagnitudePhase(double magnitude, double phase) +{ + return Complex(magnitude * cos(phase), magnitude * sin(phase)); +} + +} // namespace WTF + +using WTF::Complex; +using WTF::complexFromMagnitudePhase; + +#endif // WTF_Complex_h |