FcWeightFromOpenTypeDouble(3) FcWeightFromOpenTypeDouble(3)
NAME
FcWeightFromOpenTypeDouble - Convert from OpenType weight values to
fontconfig ones
SYNOPSIS
#include <fontconfig/fontconfig.h>
double FcWeightFromOpenTypeDouble (doubleot_weight);
DESCRIPTION
FcWeightFromOpenTypeDouble returns an double value to use with
FC_WEIGHT, from an double in the 1..1000 range, resembling the numbers
from OpenType specification's OS/2 usWeight numbers, which are also
similar to CSS font-weight numbers. If input is negative, zero, or
greater than 1000, returns -1. This function linearly doubleerpolates
between various FC_WEIGHT_* constants. As such, the returned value
does not necessarily match any of the predefined constants.
SINCE
version 2.12.92
Fontconfig 2.13.1 23 March 2022 FcWeightFromOpenTypeDouble(3)
Generated by dwww version 1.14 on Mon Jul 14 02:51:37 CEST 2025.