diff options
Diffstat (limited to 'host/include/uhd/utils/math.hpp')
| -rw-r--r-- | host/include/uhd/utils/math.hpp | 25 |
1 files changed, 6 insertions, 19 deletions
diff --git a/host/include/uhd/utils/math.hpp b/host/include/uhd/utils/math.hpp index bb721d3af..f5aef5ea1 100644 --- a/host/include/uhd/utils/math.hpp +++ b/host/include/uhd/utils/math.hpp @@ -1,4 +1,9 @@ - +// +// Copyright 2014-2015 Ettus Research LLC +// Copyright 2018 Ettus Research, a National Instruments Company +// +// SPDX-License-Identifier: GPL-3.0-or-later +// #ifndef INCLUDED_UHD_UTILS_MATH_HPP #define INCLUDED_UHD_UTILS_MATH_HPP @@ -246,24 +251,6 @@ inline IntegerType gcd(IntegerType x, IntegerType y) return _bmint::gcd<IntegerType>(x, y); } -//! Linearly interpolate f(x) given f(x0) = y0 and f(x1) = y1 -// -// This draws a line through the coordinates x0/y0 and x1/y1, and then returns -// the y-value for the given x-value on said line. -// -// \throws uhd::runtime_error if x0 == x1, since that doesn't allow us to -// interpolate. -template <typename InterpType> -inline InterpType linear_interp( - InterpType x, InterpType x0, InterpType y0, InterpType x1, InterpType y1) -{ - if (x0 == x1) { - throw uhd::runtime_error("linear_interp(): x0 and x1 must differ!"); - } - return y0 + (x - x0) * (y1 - y0) / (x1 - x0); -} - - } // namespace math } // namespace uhd |