al_get_opengl_texture(3alleg5)

πŸ“¦
version 5.2.11.3 Β· 4 versions
, in debian trixie, ubuntu questing, ubuntu resolute, ubuntu stonking

✨ NAME ✨

al_get_opengl_texture β€” it's an Allegro 5 API thing, bestie πŸ’– (yes, this is from the Allegro reference manual, more on that at the bottom)


πŸ¦‹ SYNOPSIS πŸ¦‹

Okay so first you gotta pull in the header:

#include <allegro5/allegro_opengl.h>

and then the function itself is giving:

GLuint al_get_opengl_texture(ALLEGRO_BITMAP *bitmap)

πŸ’… DESCRIPTION πŸ’…

So basically πŸ‘‘ β€” you hand it a bitmap, and it gives you back the OpenGL texture id that this bitmap is internally using. That's it. That's the whole vibe.

But WAIT. The plot twist 🫢 β€” if the bitmap doesn't use one, you get 0 back. Zero. Nothing. Nada. So like, always check, okay? Don't just go binding random zeros to your GL state, that's not the move 😭

Example time, because we love a demo ✨:

bitmap = al_load_bitmap("my_texture.png");
texture = al_get_opengl_texture(bitmap);
if (texture != 0)
    glBindTexture(GL_TEXTURE_2D, texture);

See how it vibe-checks with if (texture != 0) first? That's the self-care. Only bind when you actually got a real texture id back. Periodt πŸ’…


🌸 Little reminder: everything here lives in the Allegro 5 API, so keep your includes tidy and your bitmap pointers valid, iykyk.

And that's the whole page, bestie πŸŽ€ β€” straight out of the Allegro reference manual, filed under al_get_opengl_texture(3alleg5). Go forth and bind responsibly πŸ’–βœ¨πŸ¦‹

πŸ“¦ where this page comes from