(This function is part of SDL_ttf, a separate library from SDL.)

TTF_SetFontSizeDPI

Set font size dynamically with target resolutions (in DPI).

Header File

Defined in SDL_ttf.h

Syntax

int TTF_SetFontSizeDPI(TTF_Font *font, int ptsize, unsigned int hdpi, unsigned int vdpi);

Function Parameters

font the font to resize.
ptsize the new point size.
hdpi the target horizontal DPI.
vdpi the target vertical DPI.

Return Value

Returns 0 if successful, -1 on error.

Remarks

This clears already-generated glyphs, if any, from the cache.

Version

This function is available since SDL_ttf 3.0.0.

CategoryAPI, CategoryAPIFunction