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.TH TTF_SetFontSizeDPI 3 "SDL_ttf 3.2.2" "SDL_ttf" "SDL_ttf3 FUNCTIONS"
.SH NAME
TTF_SetFontSizeDPI \- Set font size dynamically with target resolutions, in dots per inch\[char46]
.SH HEADER FILE
Defined in SDL3_ttf/SDL_ttf\[char46]h

.SH SYNOPSIS
.nf
.B #include \(dqSDL3_ttf/SDL_ttf.h\(dq
.PP
.BI "bool TTF_SetFontSizeDPI(TTF_Font *font, float ptsize, int hdpi, int vdpi);
.fi
.SH DESCRIPTION
This updates any 
.BR TTF_Text
 objects using this font, and clears
already-generated glyphs, if any, from the cache\[char46]

.SH FUNCTION PARAMETERS
.TP
.I font
the font to resize\[char46]
.TP
.I ptsize
the new point size\[char46]
.TP
.I hdpi
the target horizontal DPI\[char46]
.TP
.I vdpi
the target vertical DPI\[char46]
.SH RETURN VALUE
Returns true on success or false on failure; call SDL_GetError() for
more information\[char46]

.SH THREAD SAFETY
This function should be called on the thread that created the font\[char46]

.SH AVAILABILITY
This function is available since SDL_ttf 3\[char46]0\[char46]0\[char46]

.SH SEE ALSO
.BR \(bu (3),
.BR TTF_GetFontSize (3),
.BR \(bu (3),
.BR TTF_GetFontSizeDPI (3)