Using a sprite animation frame is a neat idea but awkward from the point of view of wanting the sprites possibly to animate in the future. Shaders seem to be the "simplest" way of doing it but this would also require me to learn OpenGL's own scripting language and uh...
yeah that is...that is a challenge I am entirely unprepared for. I am definately having a second object on top that's solid white but getting it to actually flash on and off correctly is being nightmarish at the moment. ^^;