From b9e8093f5a3f330ef6ec475f557cd034863460da Mon Sep 17 00:00:00 2001
From: Mikhail Svechnikov <m.svechnikov@fz-juelich.de>
Date: Thu, 11 Jul 2024 15:02:59 +0200
Subject: [PATCH] use std::hypot
---
Base/Math/FourierTransform.cpp | 4 +---
1 file changed, 1 insertion(+), 3 deletions(-)
diff --git a/Base/Math/FourierTransform.cpp b/Base/Math/FourierTransform.cpp
index b5d460c5e88..4d37d602e83 100644
--- a/Base/Math/FourierTransform.cpp
+++ b/Base/Math/FourierTransform.cpp
@@ -306,9 +306,7 @@ void FourierTransform::fft2amp(complex2d_t& source, double2d_t& result)
for (int i = 0; i < ws.h; i++) {
int k = (i == 0) ? 0 : ws.h - i;
for (int j = 0; j < ws.w_fftw; j++) {
- double re = source[i][j].real();
- double im = source[i][j].imag();
- result[i][j] = sqrt(re * re + im * im);
+ result[i][j] = std::hypot(source[i][j].real(), source[i][j].imag());
if (j != 0)
result[k][ws.w_real - j] = result[i][j];
}
--
GitLab