Vector3 first = from;
Vector3 second = to;
- if ( vector3_dot( from, plane.normal() ) > 0 == vector3_dot( to, plane.normal() ) > 0 ) {
+ if ( (vector3_dot( from, plane.normal() ) > 0) == (vector3_dot( to, plane.normal() ) > 0) ) {
first = vector3_negated( first );
second = vector3_negated( second );
}