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

TTF_SetFontSizeDPI

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

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 2.0.18.


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