OPENGL_GAL::DrawSegment(): Enforce nonzero width to match Cairo

Fixes: lp:1759958 * https://bugs.launchpad.net/kicad/+bug/1759958
2018-03-29 22:13:38 -04:00 · 2018-03-29 22:13:38 -04:00 · 081c77f6bd
parent 1ec217d70e
commit 081c77f6bd
1 changed files with 4 additions and 0 deletions
--- a/common/gal/opengl/opengl_gal.cpp
+++ b/common/gal/opengl/opengl_gal.cpp
@ -422,6 +422,10 @@ void OPENGL_GAL::DrawSegment( const VECTOR2D& aStartPoint, const VECTOR2D& aEndP
    VECTOR2D startEndVector = aEndPoint - aStartPoint;
    double   lineAngle      = startEndVector.Angle();

+    // Width must be nonzero for anything to appear
+    if( aWidth <= 0 )
+        aWidth = 1.0;
+
    if( isFillEnabled )
    {
        // Filled tracks