sc/source/core/tool/interpr3.cxx | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
New commits:
commit fd7f542c1342bdcab35c5186b629d57467bf832c
Author: Dennis Francis <dennis.fran...@collabora.com>
AuthorDate: Tue Feb 19 18:37:37 2019 +0530
Commit: Dennis Francis <dennis.fran...@collabora.com>
CommitDate: Wed Feb 20 07:15:05 2019 +0100
tdf#74664 : Compute the phase correctly using atan2
atan2() should be used to compute the phase angle as
atan() does not know which quadrant the input point is in.
Change-Id: I9d659ae32768d3787af9d0de62c9b28c1a0f5688
Reviewed-on: https://gerrit.libreoffice.org/68016
Tested-by: Jenkins
Reviewed-by: Dennis Francis <dennis.fran...@collabora.com>
diff --git a/sc/source/core/tool/interpr3.cxx b/sc/source/core/tool/interpr3.cxx
index e568e4f96367..243332668344 100644
--- a/sc/source/core/tool/interpr3.cxx
+++ b/sc/source/core/tool/interpr3.cxx
@@ -4908,7 +4908,7 @@ void ScFFT2::convertToPolar()
{
fR = getReal(nIdx);
fI = getImag(nIdx);
- fPhase = atan(fI/fR);
+ fPhase = atan2(fI, fR);
fMag = sqrt(fR*fR + fI*fI);
setReal(fMag, nIdx);
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