Function agg2RenderPolygonTiled

mapagg.cpp:259–276

}

int agg2RenderPolygonTiled(imageObj *img, shapeObj *p, imageObj * tile) {
    assert(img->format->renderer == tile->format->renderer);
    
    AGG2Renderer *r = AGG_RENDERER(img);
    AGG2Renderer *tileRenderer = AGG_RENDERER(tile);
    polygon_adaptor polygons(p);
    typedef mapserver::wrap_mode_repeat wrap_type;
    typedef mapserver::image_accessor_wrap<pixel_format,wrap_type,wrap_type> img_source_type;
    typedef mapserver::span_pattern_rgba<img_source_type> span_gen_type;
    mapserver::span_allocator<mapserver::rgba8> sa;
    r->m_rasterizer_aa.reset();
    r->m_rasterizer_aa.filling_rule(mapserver::fill_even_odd);
    img_source_type img_src(tileRenderer->m_pixel_format);
    span_gen_type sg(img_src, 0, 0);
    r->m_rasterizer_aa.add_path(polygons);
    mapserver::render_scanlines_aa(r->m_rasterizer_aa, r->sl_poly, r->m_renderer_base, sa , sg);
    return MS_SUCCESS;
}

int agg2RenderGlyphs(imageObj *img, double x, double y, labelStyleObj *style, char *text) {
   AGG2Renderer *r = AGG_RENDERER(img);