void pango_quantize_line_geometry ( int* thickness, int* position )
Quantizes the thickness and position of a line to whole device pixels.
This is typically used for underline or strikethrough. The purpose of this function is to avoid such lines looking blurry.
Care is taken to make sure
thickness is at least one pixel when this
function returns, but returned
position may become zero as a result
Available since: 1.12