scanline_type    1441 librender/agg/Renderer_agg.cpp typedef agg::scanline_u8 scanline_type;
scanline_type    1452 librender/agg/Renderer_agg.cpp typedef agg::scanline_u8_am<agg::alpha_mask_gray8> scanline_type;
scanline_type    1565 librender/agg/Renderer_agg.cpp typedef agg::scanline_u8 scanline_type;
scanline_type    1577 librender/agg/Renderer_agg.cpp typedef agg::scanline_u8_am<agg::alpha_mask_gray8> scanline_type;
scanline_type    1662 librender/agg/Renderer_agg.cpp typedef agg::scanline_u8 scanline_type;
scanline_type    1673 librender/agg/Renderer_agg.cpp typedef agg::scanline_u8_am<agg::alpha_mask_gray8> scanline_type;