Function paintSupport

src/OpenLoco/src/Paint/PaintTrack.cpp:70–82

    namespace Style1
    {
        static void paintSupport(PaintSession& session, const TrackAdditionSupport& tppaSupport, const uint8_t rotation, const ImageId baseImageId, int16_t height)
        {
            const auto seg = Numerics::bitScanForward(enumValue(tppaSupport.segments[rotation]));
            assert(seg != -1);
            TrackRoadAdditionSupports support{};
            support.height = height + tppaSupport.height;
            support.occupiedSegments = session.getOccupiedAdditionSupportSegments();
            support.segmentFrequency[seg] = tppaSupport.frequencies[rotation];
            support.segmentImages[seg] = baseImageId.withIndexOffset(tppaSupport.imageIds[rotation][0]).toUInt32();
            support.segmentInteractionItem[seg] = session.getCurrentItem();
            support.segmentInteractionType[seg] = session.getItemType();
            session.setAdditionSupport(support);
        }

        static void paintTrackAdditionPPMergeable(PaintSession& session, const World::TrackElement& elTrack, const uint8_t rotation, const ImageId baseImageId, const TrackPaintAdditionPiece& tppa)
        {