filter/source/graphicfilter/icgm/class4.cxx | 6 ++++--
1 file changed, 4 insertions(+), 2 deletions(-)
New commits:
commit ef188d80d25c7bd1ae0566d703c35531c4228333
Author: Caolán McNamara <caol...@redhat.com>
Date: Thu Nov 2 09:39:03 2017 +0000
Divide-by-zero
Change-Id: Ieb94b1ff71fb70f38d8bf8a1b9f62edbc3cfb867
Reviewed-on: https://gerrit.libreoffice.org/44198
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 659eba8d43ad..0185f699014c 100644
--- a/filter/source/graphicfilter/icgm/class4.cxx
+++ b/filter/source/graphicfilter/icgm/class4.cxx
@@ -619,8 +619,10 @@ void CGM::ImplDoClass4()
bool bDirection = ImplGetEllipse( aCenter, aRadius,
fOrientation );
ImplGetVector( &vector[ 0 ] );
- 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;
+ double fStartSqrt = sqrt(vector[0] * vector[0] + vector[1] *
vector[1]);
+ fStartAngle = fStartSqrt ? (acos(vector[0] / fStartSqrt) *
57.29577951308) : 0.0;
+ double fEndSqrt = sqrt(vector[2] * vector[2] + vector[3] *
vector[3]);
+ fEndAngle = fEndSqrt ? (acos(vector[2] / fEndSqrt) *
57.29577951308) : 0.0;
if ( vector[ 1 ] > 0 )
fStartAngle = 360 - fStartAngle;
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