(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

TTF_Font * font the font to resize.
int ptsize the new point size.
unsigned int hdpi the target horizontal DPI.
unsigned int vdpi the target vertical DPI.

Return Value

(int) 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.

CategoryAPI, CategoryAPIFunction