mercator pacific-placed route maping transformation

mercator_if_pacific_changes.cpp

Vec2f next_point = Vec2f( lat * 180 / M_PI, lon * 180 / M_PI );
Vec2f tmp_next_point = next_point;

if ( this->via_pacific ) {
    if ( next_point.y * current_point.y < 0 ) {
        this->shape.moveTo( Mercator::mapLatLon( Vec2f( next_point.x, ( next_point.y > 0 ) ? ( next_point.y - 180 ) : ( next_point.y + 180 ) ) ) );
    }
    tmp_next_point = Vec2f( next_point.x, ( next_point.y > 0 ) ? ( next_point.y - 180 ) : ( next_point.y + 180 ) );
}