filter/source/graphicfilter/icgm/class4.cxx | 6 ++++--
1 file changed, 4 insertions(+), 2 deletions(-)
New commits:
commit faf2bd9c695733fb1414c094ace01c9b123aa9ca
Author: Caolán McNamara <caol...@redhat.com>
Date: Wed Oct 25 09:07:36 2017 +0100
ofz#3790 Divide-by-zero
Change-Id: Id6c1eb3dcf95e9cdc68c0898dc472aaac5d430d2
Reviewed-on: https://gerrit.libreoffice.org/43807
Tested-by: Jenkins <c...@libreoffice.org>
Reviewed-by: Caolán McNamara <caol...@redhat.com>
Tested-by: Caolán McNamara <caol...@redhat.com>
diff --git a/filter/source/graphicfilter/icgm/class4.cxx
b/filter/source/graphicfilter/icgm/class4.cxx
index d2c155ee25be..b079403e691b 100644
--- a/filter/source/graphicfilter/icgm/class4.cxx
+++ b/filter/source/graphicfilter/icgm/class4.cxx
@@ -512,8 +512,10 @@ void CGM::ImplDoClass4()
ImplMapDouble( aRadius.X );
aRadius.Y = aRadius.X;
- fStartAngle = acos( vector[ 0 ] / sqrt( vector[ 0 ] * vector[
0 ] + vector[ 1 ] * vector[ 1 ] ) ) * 57.29577951308;
- fEndAngle = acos( vector[ 2 ] / sqrt( vector[ 2 ] * vector[ 2
] + vector[ 3 ] * vector[ 3 ] ) ) * 57.29577951308;
+ const double fStartSqrt = sqrt(vector[0] * vector[ 0 ] +
vector[1] * vector[1]);
+ fStartAngle = fStartSqrt != 0.0 ? (acos(vector[0] /
fStartSqrt) * 57.29577951308) : 0.0;
+ const double fEndSqrt = sqrt(vector[2] * vector[ 2 ] +
vector[3] * vector[3]);
+ fEndAngle = fEndSqrt != 0.0 ? (acos(vector[ 2 ] / fEndSqrt) *
57.29577951308) : 0.0;
if ( vector[ 1 ] > 0 )
fStartAngle = 360 - fStartAngle;
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