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Correct the formula for error 

The radius should always be positive but simply reversing the sign of
the inner expression only works in some cases
This commit is contained in:
Seth Hillbrand 2023-02-22 13:24:23 -08:00
parent da61d31f44
commit 01039b50ca
1 changed files with 1 additions and 1 deletions
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2
libs/kimath/src/geometry/geometry_utils.cpp
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@ -76,7 +76,7 @@ int CircleToEndSegmentDeltaRadius( int aRadius, int aSegCount )
// aRadius is the radius of the circle tangent to the middle of each segment // aRadius is the radius of the circle tangent to the middle of each segment
// and aRadius/cos(aplha) is the radius of the circle defined by seg ends // and aRadius/cos(aplha) is the radius of the circle defined by seg ends
int delta = KiROUND( aRadius * ( 1/cos(alpha) - 1 ) ); int delta = KiROUND( std::abs( aRadius * ( 1 - 1/cos( alpha ) ) ) );
return delta; return delta;
} }