TTF_SetFontSize(3)

💖 TTF_SetFontSize — bestie's guide to glow-ups for your font 💖

okay so this is a page from the SDL_ttf3 FUNCTIONS manual, and the star of the show is TTF_SetFontSize(3). it's giving "make my text bigger, make it smaller, make it a whole new vibe" and honestly? obsessed. ✨

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🌸 NAME 🌸

TTF_SetFontSize — change a font's size on the fly, like a ✨dynamic✨ little glow-up. no cap.

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🎀 HEADER FILE 🎀

it lives in SDL3_ttf/SDL_ttf.h, bestie. that's the address. 💅

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✨ SYNOPSIS ✨

#include "SDL3_ttf/SDL_ttf.h"

bool TTF_SetFontSize(TTF_Font *font, float ptsize);

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🦋 DESCRIPTION 🦋

so like, when you call this, it updates literally every TTF_Text object that's out here using this font — they all get the new size, no one left behind 💖 — and it clears already-generated glyphs, if any, from the cache. so the cache gets a little reset moment. it's fine. it's a vibe check. 🔥

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🌈 FUNCTION PARAMETERS 🌈

• font — the font you're resizing. the main character, fr fr. 👑
• ptsize — the new point size. the numbers. the drama. the slay. 💅

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💜 RETURN VALUE 💜

returns true when it goes off without a hitch, and false when it does NOT. 😭 if you get a false, go call SDL_GetError() for the tea — it'll tell you what went wrong.

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🧚 THREAD SAFETY 🧚

⚠️ bestie listen — call this on the thread that created the font. same thread, always. don't be texting from someone else's phone, okay? 🙈

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⭐ AVAILABILITY ⭐

this one's been around since SDL-ttf 3.0.0. iconic behavior, honestly. it's not new new, it's a classic. 🫶

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🍓 SEE ALSO 🍓

• •(3)
• TTF_GetFontSize(3) — the girl who tells you what size you're currently at 💖

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and that's the whole page, no notes. 💀✨

mwah 💋 this came from the SDL_ttf manual, version SDL_ttf 3.2.2, and the page itself is TTF_SetFontSize(3). go forth and resize, my love. 🌸🎀🦋