al_get_opengl_texture(3)

NAME
al_get_opengl_texture - Allegro 5 API

SYNOPSIS

        #include <allegro5/allegro_opengl.h>
        GLuint al_get_opengl_texture(ALLEGRO_BITMAP *bitmap)

DESCRIPTION
Returns the OpenGL texture id internally used by the given bitmap if it uses one, else 0.

Example:

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