c_rsvg_handle_render_layer

Undocumented in source but is binding to C. You might be able to learn more by searching the web for its name.
__gshared extern (C)
int function(RsvgHandle* handle, cairo_t* cr, const(char)* id, RsvgRectangle* viewport, GError** err) c_rsvg_handle_render_layer;

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