MartinBspheroid

float rand(vec2 co){
    return fract(sin(dot(co.xy ,vec2(12.9898,78.233))) * 43758.5453);
}

MartinBspheroid

  for(vector<bloomPop>::iterator it = bloomPool.begin(); it != bloomPool.end();){ // loop through vector with iterator
		it->update();       // update all objects in vector
		if(it->time < 0){   /// if condition matches...
			it = bloomPool.erase(it);     // ..go to hell..
		}else{		

			++it;     // ..or keep counting and continue!
		}
	}