Read a character's unscaled horizontal advance, using the fallback advance when missing.
self
ImFont handle on which this method operates.
c
Unicode code point to query or add, within the range supported by this ImWchar build.
Horizontal glyph advance in unscaled font pixels, or FallbackAdvanceX for an unavailable code point.
Icons made by Lorc, Delapouite & Skoll · game-icons.net · CC BY 3.0
Read a character's unscaled horizontal advance, using the fallback advance when missing.