68c550cfef
This will allow the tab audio UI indicator to animate/paint based on the real-time measured power level of the audio stream being played. This change includes necessary plumbing of the power measurement value all the way from audio internals to the fringes of the tab UI. BUG=178934 Review URL: https://chromiumcodereview.appspot.com/14600025 git-svn-id: svn://svn.chromium.org/chrome/trunk/src@213042 0039d316-1c4b-4281-b951-d872f2087c98
37 lines
743 B
C++
37 lines
743 B
C++
// Copyright (c) 2012 The Chromium Authors. All rights reserved.
|
|
// Use of this source code is governed by a BSD-style license that can be
|
|
// found in the LICENSE file.
|
|
|
|
#ifndef BASE_FLOAT_UTIL_H_
|
|
#define BASE_FLOAT_UTIL_H_
|
|
|
|
#include "build/build_config.h"
|
|
|
|
#include <float.h>
|
|
|
|
#include <cmath>
|
|
|
|
namespace base {
|
|
|
|
template <typename Float>
|
|
inline bool IsFinite(const Float& number) {
|
|
#if defined(OS_POSIX)
|
|
return std::isfinite(number) != 0;
|
|
#elif defined(OS_WIN)
|
|
return _finite(number) != 0;
|
|
#endif
|
|
}
|
|
|
|
template <typename Float>
|
|
inline bool IsNaN(const Float& number) {
|
|
#if defined(OS_POSIX)
|
|
return std::isnan(number) != 0;
|
|
#elif defined(OS_WIN)
|
|
return _isnan(number) != 0;
|
|
#endif
|
|
}
|
|
|
|
} // namespace base
|
|
|
|
#endif // BASE_FLOAT_UTIL_H_
|